diff --git a/simplepie/simplepie.inc b/simplepie/simplepie.inc index 9e259bc9e..78ccfb8b3 100644 --- a/simplepie/simplepie.inc +++ b/simplepie/simplepie.inc @@ -33,7 +33,7 @@ * POSSIBILITY OF SUCH DAMAGE. * * @package SimplePie - * @version "Razzleberry" + * @version 1.1 * @copyright 2004-2007 Ryan Parman, Geoffrey Sneddon * @author Ryan Parman * @author Geoffrey Sneddon @@ -51,18 +51,17 @@ define('SIMPLEPIE_NAME', 'SimplePie'); /** * SimplePie Version */ -define('SIMPLEPIE_VERSION', '1.0.1'); +define('SIMPLEPIE_VERSION', '1.1'); /** * SimplePie Build - * @todo Hardcode for release (there's no need to have to call SimplePie_Misc::parse_date() only every load of simplepie.inc) */ -define('SIMPLEPIE_BUILD', 20070719221955); +define('SIMPLEPIE_BUILD', 20080102221556); /** * SimplePie Website URL */ -define('SIMPLEPIE_URL', 'http://simplepie.org/'); +define('SIMPLEPIE_URL', 'http://simplepie.org'); /** * SimplePie Useragent @@ -245,7 +244,7 @@ define('SIMPLEPIE_CONSTRUCT_ALL', 63); /** * PCRE for HTML attributes */ -define('SIMPLEPIE_PCRE_HTML_ATTRIBUTE', '((?:\s+(?:(?:[^\s:]+:)?[^\s:]+)(?:\s*=\s*(?:"(?:[^"]*)"|\'(?:[^\']*)\'|(?:[a-z0-9\-._:]*)))?)*)\s*'); +define('SIMPLEPIE_PCRE_HTML_ATTRIBUTE', '((?:[\x09\x0A\x0B\x0C\x0D\x20]+[^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3D\x3E]*(?:[\x09\x0A\x0B\x0C\x0D\x20]*=[\x09\x0A\x0B\x0C\x0D\x20]*(?:"(?:[^"]*)"|\'(?:[^\']*)\'|(?:[^\x09\x0A\x0B\x0C\x0D\x20\x22\x27\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x3E]*)?))?)*)[\x09\x0A\x0B\x0C\x0D\x20]*'); /** * PCRE for XML attributes @@ -332,6 +331,36 @@ define('SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY', 'http://www.iana.org/assignment */ define('SIMPLEPIE_PHP5', version_compare(PHP_VERSION, '5.0.0', '>=')); +/** + * No file source + */ +define('SIMPLEPIE_FILE_SOURCE_NONE', 0); + +/** + * Remote file source + */ +define('SIMPLEPIE_FILE_SOURCE_REMOTE', 1); + +/** + * Local file source + */ +define('SIMPLEPIE_FILE_SOURCE_LOCAL', 2); + +/** + * fsockopen() file source + */ +define('SIMPLEPIE_FILE_SOURCE_FSOCKOPEN', 4); + +/** + * cURL file source + */ +define('SIMPLEPIE_FILE_SOURCE_CURL', 8); + +/** + * file_get_contents() file source + */ +define('SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS', 16); + /** * SimplePie * @@ -406,6 +435,14 @@ class SimplePie */ var $force_fsockopen = false; + /** + * @var bool Force the given data/URL to be treated as a feed no matter what + * it appears like + * @see SimplePie::force_feed() + * @access private + */ + var $force_feed = false; + /** * @var bool Enable/Disable XML dump * @see SimplePie::enable_xml_dump() @@ -561,6 +598,20 @@ class SimplePie */ var $restriction_class = 'SimplePie_Restriction'; + /** + * @var string Class used for content-type sniffing + * @see SimplePie::set_content_type_sniffer_class() + * @access private + */ + var $content_type_sniffer_class = 'SimplePie_Content_Type_Sniffer'; + + /** + * @var string Class used for item sources. + * @see SimplePie::set_source_class() + * @access private + */ + var $source_class = 'SimplePie_Source'; + /** * @var mixed Set javascript query string parameter (false, or * anything type-cast to false, disables this feature) @@ -610,6 +661,13 @@ class SimplePie */ var $config_settings = null; + /** + * @var integer Stores the number of items to return per-feed with multifeeds. + * @see SimplePie::set_item_limit() + * @access private + */ + var $item_limit = 0; + /** * @var array Stores the default attributes to be stripped by strip_attributes(). * @see SimplePie::strip_attributes() @@ -676,6 +734,42 @@ class SimplePie { return md5(serialize($this->data)); } + + /** + * Remove items that link back to this before destroying this object + */ + function __destruct() + { + if (!empty($this->data['items'])) + { + foreach ($this->data['items'] as $item) + { + $item->__destruct(); + } + unset($this->data['items']); + } + if (!empty($this->data['ordered_items'])) + { + foreach ($this->data['ordered_items'] as $item) + { + $item->__destruct(); + } + unset($this->data['ordered_items']); + } + } + + /** + * Force the given data/URL to be treated as a feed no matter what it + * appears like + * + * @access public + * @since 1.1 + * @param bool $enable Force the given data/URL to be treated as a feed + */ + function force_feed($enable = false) + { + $this->force_feed = (bool) $enable; + } /** * This is the URL of the feed you want to parse. @@ -718,7 +812,7 @@ class SimplePie */ function set_file(&$file) { - if (SimplePie_Misc::is_a($file, 'SimplePie_File')) + if (is_a($file, 'SimplePie_File')) { $this->feed_url = $file->url; $this->file =& $file; @@ -1156,6 +1250,44 @@ class SimplePie return false; } + /** + * Allows you to change which class SimplePie uses for content-type sniffing. + * Useful when you are overloading or extending SimplePie's default classes. + * + * @access public + * @param string $class Name of custom class. + * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation + * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation + */ + function set_content_type_sniffer_class($class = 'SimplePie_Content_Type_Sniffer') + { + if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Content_Type_Sniffer')) + { + $this->content_type_sniffer_class = $class; + return true; + } + return false; + } + + /** + * Allows you to change which class SimplePie uses item sources. + * Useful when you are overloading or extending SimplePie's default classes. + * + * @access public + * @param string $class Name of custom class. + * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation + * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation + */ + function set_source_class($class = 'SimplePie_Source') + { + if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Source')) + { + $this->source_class = $class; + return true; + } + return false; + } + /** * Allows you to override the default user agent string. * @@ -1323,9 +1455,20 @@ class SimplePie } } + /** + * Set the limit for items returned per-feed with multifeeds. + * + * @access public + * @param integer $limit The maximum number of items to return. + */ + function set_item_limit($limit = 0) + { + $this->item_limit = (int) $limit; + } + function init() { - if ((function_exists('version_compare') && version_compare(PHP_VERSION, '4.1.0', '<')) || !extension_loaded('xml') || !extension_loaded('pcre')) + if ((function_exists('version_compare') && version_compare(PHP_VERSION, '4.3.0', '<')) || !extension_loaded('xml') || !extension_loaded('pcre')) { return false; } @@ -1383,7 +1526,7 @@ function embed_wmedia(width, height, link) { // Decide whether to enable caching if ($this->cache && $parsed_feed_url['scheme'] !== '') { - $cache =& new $this->cache_class($this->cache_location, call_user_func($this->cache_name_function, $this->feed_url), 'spc'); + $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, call_user_func($this->cache_name_function, $this->feed_url), 'spc'); } // If it's enabled and we don't want an XML dump, use the cache if ($cache && !$this->xml_dump) @@ -1436,7 +1579,7 @@ function embed_wmedia(width, height, link) { } if (isset($this->data['headers']['etag'])) { - $headers['if-none-match'] = $this->data['headers']['etag']; + $headers['if-none-match'] = '"' . $this->data['headers']['etag'] . '"'; } $file =& new $this->file_class($this->feed_url, $this->timeout/10, 5, $headers, $this->useragent, $this->force_fsockopen); if ($file->success) @@ -1473,7 +1616,7 @@ function embed_wmedia(width, height, link) { // If we don't already have the file (it'll only exist if we've opened it to check if the cache has been modified), open it. if (!isset($file)) { - if (SimplePie_Misc::is_a($this->file, 'SimplePie_File') && $this->file->url == $this->feed_url) + if (is_a($this->file, 'SimplePie_File') && $this->file->url == $this->feed_url) { $file =& $this->file; } @@ -1496,148 +1639,142 @@ function embed_wmedia(width, height, link) { } } - // Check if the supplied URL is a feed, if it isn't, look for it. - $locate =& new $this->locator_class($file, $this->timeout, $this->useragent, $this->file_class, $this->max_checked_feeds); - if (!$locate->is_feed($file)) + if (!$this->force_feed) { - // We need to unset this so that if SimplePie::set_file() has been called that object is untouched - unset($file); - if ($file = $locate->find($this->autodiscovery)) + // Check if the supplied URL is a feed, if it isn't, look for it. + $locate =& new $this->locator_class($file, $this->timeout, $this->useragent, $this->file_class, $this->max_checked_feeds, $this->content_type_sniffer_class); + if (!$locate->is_feed($file)) { - if ($cache) + // We need to unset this so that if SimplePie::set_file() has been called that object is untouched + unset($file); + if ($file = $locate->find($this->autodiscovery)) { - if (!$cache->save(array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD))) + if ($cache) { - trigger_error("$cache->name is not writeable", E_USER_WARNING); + $this->data = array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD); + if (!$cache->save($this)) + { + trigger_error("$cache->name is not writeable", E_USER_WARNING); + } + $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, call_user_func($this->cache_name_function, $file->url), 'spc'); } - $cache =& new $this->cache_class($this->cache_location, call_user_func($this->cache_name_function, $file->url), 'spc'); + $this->feed_url = $file->url; + } + else + { + $this->error = "A feed could not be found at $this->feed_url"; + SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__); + return false; } - $this->feed_url = $file->url; - } - else - { - $this->error = "A feed could not be found at $this->feed_url"; - SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__); - return false; } + $locate = null; } - $locate = null; $headers = $file->headers; - $data = trim($file->body); - unset($file); + $data = $file->body; + $sniffer = new $this->content_type_sniffer_class($file); + $sniffed = $sniffer->get_type(); } else { $data = $this->raw_data; } + + // Set up array of possible encodings + $encodings = array(); // First check to see if input has been overridden. if ($this->input_encoding !== false) { - $encoding = $this->input_encoding; - } - // Second try HTTP headers - elseif (isset($headers['content-type']) && preg_match('/;[\x09\x20]*charset=([^;]*)/i', $headers['content-type'], $charset)) - { - $encoding = $charset[1]; - } - // Then prolog, if at the very start of the document - elseif (preg_match("/^<\?xml[\x20\x9\xD\xA]+version([\x20\x9\xD\xA]+)?=([\x20\x9\xD\xA]+)?(\"1.0\"|'1.0'|\"1.1\"|'1.1')[\x20\x9\xD\xA]+encoding([\x20\x9\xD\xA]+)?=([\x20\x9\xD\xA]+)?(\"[A-Za-z][A-Za-z0-9._\-]*\"|'[A-Za-z][A-Za-z0-9._\-]*')([\x20\x9\xD\xA]+standalone([\x20\x9\xD\xA]+)?=([\x20\x9\xD\xA]+)?(\"(yes|no)\"|'(yes|no)'))?([\x20\x9\xD\xA]+)?\?>/", $data, $prolog)) - { - $encoding = substr($prolog[6], 1, -1); - } - // UTF-32 Big Endian BOM - elseif (strpos($data, "\x0\x0\xFE\xFF") === 0) - { - $encoding = 'UTF-32be'; - } - // UTF-32 Little Endian BOM - elseif (strpos($data, "\xFF\xFE\x0\x0") === 0) - { - $encoding = 'UTF-32'; - } - // UTF-16 Big Endian BOM - elseif (strpos($data, "\xFE\xFF") === 0) - { - $encoding = 'UTF-16be'; - } - // UTF-16 Little Endian BOM - elseif (strpos($data, "\xFF\xFE") === 0) - { - $encoding = 'UTF-16le'; - } - // UTF-8 BOM - elseif (strpos($data, "\xEF\xBB\xBF") === 0) - { - $encoding = 'UTF-8'; - } - // Fallback to the default (US-ASCII for text/xml, ISO-8859-1 for text/* MIME types, UTF-8 otherwise) - elseif (isset($headers['content-type']) && strtolower(SimplePie_Misc::parse_mime($headers['content-type'])) == 'text/xml') - { - $encoding = 'US-ASCII'; - } - elseif (isset($headers['content-type']) && SimplePie_Misc::stripos(SimplePie_Misc::parse_mime($headers['content-type']), 'text/') === 0) - { - $encoding = 'ISO-8859-1'; - } - else - { - $encoding = 'UTF-8'; + $encodings[] = $this->input_encoding; } - - // Change the encoding to UTF-8 (as we always use UTF-8 internally) - if ($encoding != 'UTF-8') + + $application_types = array('application/xml', 'application/xml-dtd', 'application/xml-external-parsed-entity'); + $text_types = array('text/xml', 'text/xml-external-parsed-entity'); + + // RFC 3023 (only applies to sniffed content) + if (isset($sniffed)) { - $data = SimplePie_Misc::change_encoding($data, $encoding, 'UTF-8'); + if (in_array($sniffed, $application_types) || substr($sniffed, 0, 12) === 'application/' && substr($sniffed, -4) === '+xml') + { + if (isset($headers['content-type']) && preg_match('/;\x20?charset=([^;]*)/i', $headers['content-type'], $charset)) + { + $encodings[] = strtoupper($charset[1]); + } + $encodings = array_merge($encodings, SimplePie_Misc::xml_encoding($data)); + $encodings[] = 'UTF-8'; + } + elseif (in_array($sniffed, $text_types) || substr($sniffed, 0, 5) === 'text/' && substr($sniffed, -4) === '+xml') + { + if (isset($headers['content-type']) && preg_match('/;\x20?charset=([^;]*)/i', $headers['content-type'], $charset)) + { + $encodings[] = $charset[1]; + } + $encodings[] = 'US-ASCII'; + } + // Text MIME-type default + elseif (substr($sniffed, 0, 5) === 'text/') + { + $encodings[] = 'US-ASCII'; + } } - - // Strip illegal characters - $data = SimplePie_Misc::utf8_bad_replace($data); - - $parser =& new $this->parser_class(); - $parser->pre_process($data, 'UTF-8'); - // If we want the XML, just output that and quit + + // Fallback to XML 1.0 Appendix F.1/UTF-8/ISO-8859-1 + $encodings = array_merge($encodings, SimplePie_Misc::xml_encoding($data)); + $encodings[] = 'UTF-8'; + $encodings[] = 'ISO-8859-1'; + + // There's no point in trying an encoding twice + $encodings = array_unique($encodings); + + // If we want the XML, just output that with the most likely encoding and quit if ($this->xml_dump) { - header('Content-type: text/xml; charset=UTF-8'); + header('Content-type: text/xml; charset=' . $encodings[0]); echo $data; exit; } - // If it's parsed fine - elseif ($parser->parse($data)) + + // Loop through each possible encoding, till we return something, or run out of possibilities + foreach ($encodings as $encoding) { - unset($data); - $this->data = $parser->get_data(); - if (isset($this->data['child'])) + // Change the encoding to UTF-8 (as we always use UTF-8 internally) + $utf8_data = SimplePie_Misc::change_encoding($data, $encoding, 'UTF-8'); + + // Create new parser + $parser =& new $this->parser_class(); + + // If it's parsed fine + if ($parser->parse($utf8_data, 'UTF-8')) { - if (isset($headers)) + $this->data = $parser->get_data(); + if (isset($this->data['child'])) { - $this->data['headers'] = $headers; + if (isset($headers)) + { + $this->data['headers'] = $headers; + } + $this->data['build'] = SIMPLEPIE_BUILD; + + // Cache the file if caching is enabled + if ($cache && !$cache->save($this)) + { + trigger_error("$cache->name is not writeable", E_USER_WARNING); + } + return true; } - $this->data['build'] = SIMPLEPIE_BUILD; - - // Cache the file if caching is enabled - if ($cache && !$cache->save($this->data)) + else { - trigger_error("$cache->name is not writeable", E_USER_WARNING); + $this->error = "A feed could not be found at $this->feed_url"; + SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__); + return false; } - return true; - } - else - { - $this->error = "A feed could not be found at $this->feed_url"; - SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__); - return false; } } - // If we have an error, just set SimplePie::error to it and quit - else - { - $this->error = sprintf('XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column()); - SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__); - return false; - } + // We have an error, just set SimplePie::error to it and quit + $this->error = sprintf('XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column()); + SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__); + return false; } elseif (!empty($this->multifeed_url)) { @@ -1783,6 +1920,7 @@ function embed_wmedia(width, height, link) { /** * Returns the URL for the favicon of the feed's website. * + * @todo Cache atom:icon * @access public * @since 1.0 */ @@ -1798,11 +1936,12 @@ function embed_wmedia(width, height, link) { if ($this->cache && $this->favicon_handler) { - $cache =& new $this->cache_class($this->cache_location, call_user_func($this->cache_name_function, $favicon), 'spi'); + $favicon_filename = call_user_func($this->cache_name_function, $favicon); + $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, $favicon_filename, 'spi'); if ($cache->load()) { - return $this->sanitize($this->favicon_handler . rawurlencode($favicon), SIMPLEPIE_CONSTRUCT_IRI); + return $this->sanitize($this->favicon_handler . $favicon_filename, SIMPLEPIE_CONSTRUCT_IRI); } else { @@ -1810,14 +1949,18 @@ function embed_wmedia(width, height, link) { if ($file->success && ($file->status_code == 200 || ($file->status_code > 206 && $file->status_code < 300)) && strlen($file->body) > 0) { - if ($cache->save(array('headers' => $file->headers, 'body' => $file->body))) - { - return $this->sanitize($this->favicon_handler . rawurlencode($favicon), SIMPLEPIE_CONSTRUCT_IRI); - } - else + $sniffer = new $this->content_type_sniffer_class($file); + if (substr($sniffer->get_type(), 0, 6) === 'image/') { - trigger_error("$cache->name is not writeable", E_USER_WARNING); - return $this->sanitize($favicon, SIMPLEPIE_CONSTRUCT_IRI); + if ($cache->save(array('headers' => $file->headers, 'body' => $file->body))) + { + return $this->sanitize($this->favicon_handler . $favicon_filename, SIMPLEPIE_CONSTRUCT_IRI); + } + else + { + trigger_error("$cache->name is not writeable", E_USER_WARNING); + return $this->sanitize($favicon, SIMPLEPIE_CONSTRUCT_IRI); + } } } } @@ -1908,7 +2051,7 @@ function embed_wmedia(width, height, link) { { if ($this->subscribe_url()) { - $return = $this->sanitize($feed_url, SIMPLEPIE_CONSTRUCT_IRI) . rawurlencode($this->subscribe_url()); + $return = $this->sanitize($feed_url, SIMPLEPIE_CONSTRUCT_IRI) . rawurlencode($this->feed_url); if ($site_url !== null && $this->get_link() !== null) { $return .= $this->sanitize($site_url, SIMPLEPIE_CONSTRUCT_IRI) . rawurlencode($this->get_link()); @@ -2119,10 +2262,6 @@ function embed_wmedia(width, height, link) { { return $this->get_link(); } - elseif (isset($this->data['headers']['content-location'])) - { - return SimplePie_Misc::absolutize_url($this->data['headers']['content-location'], $this->subscribe_url()); - } else { return $this->subscribe_url(); @@ -2170,12 +2309,12 @@ function embed_wmedia(width, height, link) { } } - function get_link($key = 0, $rel = 'alternate') + function get_category($key = 0) { - $links = $this->get_links($rel); - if (isset($links[$key])) + $categories = $this->get_categories(); + if (isset($categories[$key])) { - return $links[$key]; + return $categories[$key]; } else { @@ -2183,85 +2322,298 @@ function embed_wmedia(width, height, link) { } } - /** - * Added for parity between the parent-level and the item/entry-level. - */ - function get_permalink() + function get_categories() { - return $this->get_link(0); - } + $categories = array(); - function get_links($rel = 'alternate') - { - if (!isset($this->data['links'])) + foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category) { - $this->data['links'] = array(); - if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link')) - { - foreach ($links as $link) - { - if (isset($link['attribs']['']['href'])) - { - $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate'; - $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link)); - } - } - } - if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link')) - { - foreach ($links as $link) - { - if (isset($link['attribs']['']['href'])) - { - $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate'; - $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link)); - - } - } - } - if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link')) - { - $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); - } - if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link')) + $term = null; + $scheme = null; + $label = null; + if (isset($category['attribs']['']['term'])) { - $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); + $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT); } - if ($links = $this->get_channel_tags('', 'link')) + if (isset($category['attribs']['']['scheme'])) { - $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); + $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT); } - - $keys = array_keys($this->data['links']); - foreach ($keys as $key) + if (isset($category['attribs']['']['label'])) { - if (SimplePie_Misc::is_isegment_nz_nc($key)) - { - if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key])) - { - $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]); - $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]; - } - else - { - $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key]; - } - } - elseif (substr($key, 0, 41) == SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY) - { - $this->data['links'][substr($key, 41)] =& $this->data['links'][$key]; - } - $this->data['links'][$key] = array_unique($this->data['links'][$key]); + $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT); } + $categories[] =& new $this->category_class($term, $scheme, $label); } - - if (isset($this->data['links'][$rel])) + foreach ((array) $this->get_channel_tags('', 'category') as $category) { - return $this->data['links'][$rel]; + $categories[] =& new $this->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); } - else + foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category) { - return null; + $categories[] =& new $this->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + } + foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category) + { + $categories[] =& new $this->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + } + + if (!empty($categories)) + { + return SimplePie_Misc::array_unique($categories); + } + else + { + return null; + } + } + + function get_author($key = 0) + { + $authors = $this->get_authors(); + if (isset($authors[$key])) + { + return $authors[$key]; + } + else + { + return null; + } + } + + function get_authors() + { + $authors = array(); + foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author) + { + $name = null; + $uri = null; + $email = null; + if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])) + { + $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])) + { + $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0])); + } + if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'])) + { + $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if ($name !== null || $email !== null || $uri !== null) + { + $authors[] =& new $this->author_class($name, $uri, $email); + } + } + if ($author = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author')) + { + $name = null; + $url = null; + $email = null; + if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'])) + { + $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'])) + { + $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0])); + } + if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'])) + { + $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if ($name !== null || $email !== null || $url !== null) + { + $authors[] =& new $this->author_class($name, $url, $email); + } + } + foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author) + { + $authors[] =& new $this->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + } + foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author) + { + $authors[] =& new $this->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + } + foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author) + { + $authors[] =& new $this->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + } + + if (!empty($authors)) + { + return SimplePie_Misc::array_unique($authors); + } + else + { + return null; + } + } + + function get_contributor($key = 0) + { + $contributors = $this->get_contributors(); + if (isset($contributors[$key])) + { + return $contributors[$key]; + } + else + { + return null; + } + } + + function get_contributors() + { + $contributors = array(); + foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor) + { + $name = null; + $uri = null; + $email = null; + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])) + { + $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])) + { + $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0])); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'])) + { + $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if ($name !== null || $email !== null || $uri !== null) + { + $contributors[] =& new $this->author_class($name, $uri, $email); + } + } + foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor) + { + $name = null; + $url = null; + $email = null; + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'])) + { + $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'])) + { + $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0])); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'])) + { + $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if ($name !== null || $email !== null || $url !== null) + { + $contributors[] =& new $this->author_class($name, $url, $email); + } + } + + if (!empty($contributors)) + { + return SimplePie_Misc::array_unique($contributors); + } + else + { + return null; + } + } + + function get_link($key = 0, $rel = 'alternate') + { + $links = $this->get_links($rel); + if (isset($links[$key])) + { + return $links[$key]; + } + else + { + return null; + } + } + + /** + * Added for parity between the parent-level and the item/entry-level. + */ + function get_permalink() + { + return $this->get_link(0); + } + + function get_links($rel = 'alternate') + { + if (!isset($this->data['links'])) + { + $this->data['links'] = array(); + if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link')) + { + foreach ($links as $link) + { + if (isset($link['attribs']['']['href'])) + { + $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate'; + $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link)); + } + } + } + if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link')) + { + foreach ($links as $link) + { + if (isset($link['attribs']['']['href'])) + { + $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate'; + $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link)); + + } + } + } + if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link')) + { + $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); + } + if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link')) + { + $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); + } + if ($links = $this->get_channel_tags('', 'link')) + { + $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); + } + + $keys = array_keys($this->data['links']); + foreach ($keys as $key) + { + if (SimplePie_Misc::is_isegment_nz_nc($key)) + { + if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key])) + { + $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]); + $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]; + } + else + { + $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key]; + } + } + elseif (substr($key, 0, 41) == SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY) + { + $this->data['links'][substr($key, 41)] =& $this->data['links'][$key]; + } + $this->data['links'][$key] = array_unique($this->data['links'][$key]); + } + } + + if (isset($this->data['links'][$rel])) + { + return $this->data['links'][$rel]; + } + else + { + return null; } } @@ -2315,6 +2667,10 @@ function embed_wmedia(width, height, link) { { return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0])); } + elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright')) + { + return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); + } elseif ($return = $this->get_channel_tags('', 'copyright')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); @@ -2547,7 +2903,7 @@ function embed_wmedia(width, height, link) { { if (!empty($this->multifeed_objects)) { - return SimplePie::merge_items($this->multifeed_objects, $start, $end); + return SimplePie::merge_items($this->multifeed_objects, $start, $end, $this->item_limit); } elseif (!isset($this->data['items'])) { @@ -2644,16 +3000,16 @@ function embed_wmedia(width, height, link) { return $a->get_date('U') <= $b->get_date('U'); } - function merge_items($urls, $start = 0, $end = 0) + function merge_items($urls, $start = 0, $end = 0, $limit = 0) { if (is_array($urls) && sizeof($urls) > 0) { $items = array(); foreach ($urls as $arg) { - if (SimplePie_Misc::is_a($arg, 'SimplePie')) + if (is_a($arg, 'SimplePie')) { - $items = array_merge($items, $arg->get_items()); + $items = array_merge($items, $arg->get_items(0, $limit)); } else { @@ -2708,6 +3064,14 @@ class SimplePie_Item { return md5(serialize($this->data)); } + + /** + * Remove items that link back to this before destroying this object + */ + function __destruct() + { + unset($this->feed); + } function get_item_tags($namespace, $tag) { @@ -2738,78 +3102,85 @@ class SimplePie_Item function get_id($hash = false) { - if ($hash) - { - return $this->__toString(); - } - elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'id')) + if (!$hash) { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'id')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'id')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + elseif ($return = $this->get_item_tags('', 'guid')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'identifier')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'identifier')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + elseif (($return = $this->get_permalink()) !== null) + { + return $return; + } + elseif (($return = $this->get_title()) !== null) + { + return $return; + } } - elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'id')) + if ($this->get_permalink() !== null || $this->get_title() !== null) { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + return md5($this->get_permalink() . $this->get_title()); } - elseif ($return = $this->get_item_tags('', 'guid')) + else { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + return md5(serialize($this->data)); } - elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'identifier')) + } + + function get_title() + { + if (!isset($this->data['title'])) { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); - } - elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'identifier')) - { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); - } - elseif (($return = $this->get_permalink()) !== null) - { - return $return; - } - elseif (($return = $this->get_title()) !== null) - { - return $return; - } - else - { - return $this->__toString(); - } - } - - function get_title() - { - if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title')) - { - return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0])); - } - elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title')) - { - return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); - } - elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title')) - { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); - } - elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title')) - { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); - } - elseif ($return = $this->get_item_tags('', 'title')) - { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); - } - elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title')) - { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); - } - elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title')) - { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); - } - else - { - return null; + if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title')) + { + $this->data['title'] = $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0])); + } + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title')) + { + $this->data['title'] = $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); + } + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title')) + { + $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); + } + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title')) + { + $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); + } + elseif ($return = $this->get_item_tags('', 'title')) + { + $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); + } + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title')) + { + $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title')) + { + $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + else + { + $this->data['title'] = null; + } } + return $this->data['title']; } function get_description($description_only = false) @@ -2952,6 +3323,77 @@ class SimplePie_Item } } + function get_contributor($key = 0) + { + $contributors = $this->get_contributors(); + if (isset($contributors[$key])) + { + return $contributors[$key]; + } + else + { + return null; + } + } + + function get_contributors() + { + $contributors = array(); + foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor) + { + $name = null; + $uri = null; + $email = null; + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])) + { + $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])) + { + $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0])); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'])) + { + $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if ($name !== null || $email !== null || $uri !== null) + { + $contributors[] =& new $this->feed->author_class($name, $uri, $email); + } + } + foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor) + { + $name = null; + $url = null; + $email = null; + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'])) + { + $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'])) + { + $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0])); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'])) + { + $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if ($name !== null || $email !== null || $url !== null) + { + $contributors[] =& new $this->feed->author_class($name, $url, $email); + } + } + + if (!empty($contributors)) + { + return SimplePie_Misc::array_unique($contributors); + } + else + { + return null; + } + } + /** * @todo Atom inheritance (item author, source author, feed author) */ @@ -2991,13 +3433,13 @@ class SimplePie_Item } if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'])) { - $uri = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0])); + $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0])); } if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'])) { $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } - if ($name !== null || $email !== null || $uri !== null) + if ($name !== null || $email !== null || $url !== null) { $authors[] =& new $this->feed->author_class($name, $url, $email); } @@ -3023,6 +3465,34 @@ class SimplePie_Item { return SimplePie_Misc::array_unique($authors); } + elseif (($source = $this->get_source()) && ($authors = $source->get_authors())) + { + return $authors; + } + elseif ($authors = $this->feed->get_authors()) + { + return $authors; + } + else + { + return null; + } + } + + function get_copyright() + { + if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights')) + { + return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0])); + } + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } else { return null; @@ -3068,7 +3538,8 @@ class SimplePie_Item if (!empty($this->data['date']['raw'])) { - $this->data['date']['parsed'] = SimplePie_Misc::parse_date($this->data['date']['raw']); + $parser = SimplePie_Parse_Date::get(); + $this->data['date']['parsed'] = $parser->parse($this->data['date']['raw']); } else { @@ -3241,7 +3712,6 @@ class SimplePie_Item * At this point, we're pretty much assuming that all enclosures for an item are the same content. Anything else is too complicated to properly support. * * @todo Add support for end-user defined sorting of enclosures by type/handler (so we can prefer the faster-loading FLV over MP4). - * @todo Add support for itunes: tags. These should be relatively simple compared to media:. * @todo If an element exists at a level, but it's value is empty, we should fall back to the value from the parent (if it exists). */ function get_enclosures() @@ -4986,6 +5456,13 @@ class SimplePie_Item $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width); } } + + if (sizeof($this->data['enclosures']) == 0) + { + // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor + $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width); + } + $this->data['enclosures'] = array_values(SimplePie_Misc::array_unique($this->data['enclosures'])); } if (!empty($this->data['enclosures'])) @@ -5033,6 +5510,18 @@ class SimplePie_Item return null; } } + + function get_source() + { + if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'source')) + { + return new $this->feed->source_class($this, $return[0]); + } + else + { + return null; + } + } /** * Creates the add_to_* methods' return data @@ -5072,7 +5561,7 @@ class SimplePie_Item function add_to_delicious() { - return $this->add_to_service('http://del.icio.us/post/?v=3&url=', '&title='); + return $this->add_to_service('http://del.icio.us/post/?v=4&url=', '&title='); } function add_to_digg() @@ -5131,43 +5620,35 @@ class SimplePie_Item } } -class SimplePie_Author +class SimplePie_Source { - var $name; - var $link; - var $email; + var $item; + var $data = array(); - // Constructor, used to input the data - function SimplePie_Author($name = null, $link = null, $email = null) + function SimplePie_Source($item, $data) { - $this->name = $name; - $this->link = $link; - $this->email = $email; + $this->item = $item; + $this->data = $data; } function __toString() { - // There is no $this->data here - return md5(serialize($this)); + return md5(serialize($this->data)); } - - function get_name() + + /** + * Remove items that link back to this before destroying this object + */ + function __destruct() { - if ($this->name !== null) - { - return $this->name; - } - else - { - return null; - } + unset($this->item); } - function get_link() + function get_source_tags($namespace, $tag) { - if ($this->link !== null) + if (isset($this->data['child'][$namespace][$tag])) { - return $this->link; + return $this->data['child'][$namespace][$tag]; } else { @@ -5175,44 +5656,50 @@ class SimplePie_Author } } - function get_email() + function get_base($element = array()) { - if ($this->email !== null) - { - return $this->email; - } - else - { - return null; - } + return $this->item->get_base($element); } -} - -class SimplePie_Category -{ - var $term; - var $scheme; - var $label; - // Constructor, used to input the data - function SimplePie_Category($term = null, $scheme = null, $label = null) + function sanitize($data, $type, $base = '') { - $this->term = $term; - $this->scheme = $scheme; - $this->label = $label; + return $this->item->sanitize($data, $type, $base); } - function __toString() + function get_item() { - // There is no $this->data here - return md5(serialize($this)); + return $this->item; } - function get_term() + function get_title() { - if ($this->term !== null) + if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title')) { - return $this->term; + return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0])); + } + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title')) + { + return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); + } + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); + } + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); + } + elseif ($return = $this->get_source_tags('', 'title')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); + } + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title')) + { + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } else { @@ -5220,11 +5707,12 @@ class SimplePie_Category } } - function get_scheme() + function get_category($key = 0) { - if ($this->scheme !== null) + $categories = $this->get_categories(); + if (isset($categories[$key])) { - return $this->scheme; + return $categories[$key]; } else { @@ -5232,98 +5720,45 @@ class SimplePie_Category } } - function get_label() + function get_categories() { - if ($this->label !== null) + $categories = array(); + + foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category) { - return $this->label; + $term = null; + $scheme = null; + $label = null; + if (isset($category['attribs']['']['term'])) + { + $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($category['attribs']['']['scheme'])) + { + $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($category['attribs']['']['label'])) + { + $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT); + } + $categories[] =& new $this->item->feed->category_class($term, $scheme, $label); } - else + foreach ((array) $this->get_source_tags('', 'category') as $category) { - return $this->get_term(); + $categories[] =& new $this->item->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + } + foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category) + { + $categories[] =& new $this->item->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + } + foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category) + { + $categories[] =& new $this->item->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); } - } -} -class SimplePie_Enclosure -{ - var $bitrate; - var $captions; - var $categories; - var $channels; - var $copyright; - var $credits; - var $description; - var $duration; - var $expression; - var $framerate; - var $handler; - var $hashes; - var $height; - var $javascript; - var $keywords; - var $lang; - var $length; - var $link; - var $medium; - var $player; - var $ratings; - var $restrictions; - var $samplingrate; - var $thumbnails; - var $title; - var $type; - var $width; - - // Constructor, used to input the data - function SimplePie_Enclosure($link = null, $type = null, $length = null, $javascript = null, $bitrate = null, $captions = null, $categories = null, $channels = null, $copyright = null, $credits = null, $description = null, $duration = null, $expression = null, $framerate = null, $hashes = null, $height = null, $keywords = null, $lang = null, $medium = null, $player = null, $ratings = null, $restrictions = null, $samplingrate = null, $thumbnails = null, $title = null, $width = null) - { - $this->bitrate = $bitrate; - $this->captions = $captions; - $this->categories = $categories; - $this->channels = $channels; - $this->copyright = $copyright; - $this->credits = $credits; - $this->description = $description; - $this->duration = $duration; - $this->expression = $expression; - $this->framerate = $framerate; - $this->hashes = $hashes; - $this->height = $height; - $this->javascript = $javascript; - $this->keywords = $keywords; - $this->lang = $lang; - $this->length = $length; - $this->link = $link; - $this->medium = $medium; - $this->player = $player; - $this->ratings = $ratings; - $this->restrictions = $restrictions; - $this->samplingrate = $samplingrate; - $this->thumbnails = $thumbnails; - $this->title = $title; - $this->type = $type; - $this->width = $width; - if (class_exists('idna_convert')) - { - $idn =& new idna_convert; - $parsed = SimplePie_Misc::parse_url($link); - $this->link = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']); - } - $this->handler = $this->get_handler(); // Needs to load last - } - - function __toString() - { - // There is no $this->data here - return md5(serialize($this)); - } - - function get_bitrate() - { - if ($this->bitrate !== null) + if (!empty($categories)) { - return $this->bitrate; + return SimplePie_Misc::array_unique($categories); } else { @@ -5331,12 +5766,12 @@ class SimplePie_Enclosure } } - function get_caption($key = 0) + function get_author($key = 0) { - $captions = $this->get_captions(); - if (isset($captions[$key])) + $authors = $this->get_authors(); + if (isset($authors[$key])) { - return $captions[$key]; + return $authors[$key]; } else { @@ -5344,36 +5779,69 @@ class SimplePie_Enclosure } } - function get_captions() + function get_authors() { - if ($this->captions !== null) + $authors = array(); + foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author) { - return $this->captions; + $name = null; + $uri = null; + $email = null; + if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])) + { + $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])) + { + $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0])); + } + if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'])) + { + $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if ($name !== null || $email !== null || $uri !== null) + { + $authors[] =& new $this->item->feed->author_class($name, $uri, $email); + } } - else + if ($author = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author')) { - return null; + $name = null; + $url = null; + $email = null; + if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'])) + { + $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'])) + { + $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0])); + } + if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'])) + { + $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if ($name !== null || $email !== null || $url !== null) + { + $authors[] =& new $this->item->feed->author_class($name, $url, $email); + } } - } - - function get_category($key = 0) - { - $categories = $this->get_categories(); - if (isset($categories[$key])) + foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author) { - return $categories[$key]; + $authors[] =& new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); } - else + foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author) { - return null; + $authors[] =& new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + } + foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author) + { + $authors[] =& new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); } - } - function get_categories() - { - if ($this->categories !== null) + if (!empty($authors)) { - return $this->categories; + return SimplePie_Misc::array_unique($authors); } else { @@ -5381,11 +5849,12 @@ class SimplePie_Enclosure } } - function get_channels() + function get_contributor($key = 0) { - if ($this->channels !== null) + $contributors = $this->get_contributors(); + if (isset($contributors[$key])) { - return $this->channels; + return $contributors[$key]; } else { @@ -5393,24 +5862,57 @@ class SimplePie_Enclosure } } - function get_copyright() + function get_contributors() { - if ($this->copyright !== null) + $contributors = array(); + foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor) { - return $this->copyright; + $name = null; + $uri = null; + $email = null; + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])) + { + $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])) + { + $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0])); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'])) + { + $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if ($name !== null || $email !== null || $uri !== null) + { + $contributors[] =& new $this->item->feed->author_class($name, $uri, $email); + } } - else + foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor) { - return null; + $name = null; + $url = null; + $email = null; + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'])) + { + $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'])) + { + $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0])); + } + if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'])) + { + $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + if ($name !== null || $email !== null || $url !== null) + { + $contributors[] =& new $this->item->feed->author_class($name, $url, $email); + } } - } - function get_credit($key = 0) - { - $credits = $this->get_credits(); - if (isset($credits[$key])) + if (!empty($contributors)) { - return $credits[$key]; + return SimplePie_Misc::array_unique($contributors); } else { @@ -5418,11 +5920,12 @@ class SimplePie_Enclosure } } - function get_credits() + function get_link($key = 0, $rel = 'alternate') { - if ($this->credits !== null) + $links = $this->get_links($rel); + if (isset($links[$key])) { - return $this->credits; + return $links[$key]; } else { @@ -5430,68 +5933,81 @@ class SimplePie_Enclosure } } - function get_description() + /** + * Added for parity between the parent-level and the item/entry-level. + */ + function get_permalink() { - if ($this->description !== null) - { - return $this->description; - } - else - { - return null; - } + return $this->get_link(0); } - function get_duration($convert = false) + function get_links($rel = 'alternate') { - if ($this->duration !== null) + if (!isset($this->data['links'])) { - if ($convert) + $this->data['links'] = array(); + if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link')) { - $time = SimplePie_Misc::time_hms($this->duration); - return $time; + foreach ($links as $link) + { + if (isset($link['attribs']['']['href'])) + { + $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate'; + $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link)); + } + } } - else + if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link')) { - return $this->duration; - } - } - else - { - return null; - } - } - - function get_expression() - { - if ($this->expression !== null) - { - return $this->expression; - } - else - { - return 'full'; - } - } + foreach ($links as $link) + { + if (isset($link['attribs']['']['href'])) + { + $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate'; + $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link)); - function get_extension() - { - if ($this->link !== null) - { - $url = SimplePie_Misc::parse_url($this->link); - if ($url['path'] !== '') + } + } + } + if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link')) { - return pathinfo($url['path'], PATHINFO_EXTENSION); + $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); + } + if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link')) + { + $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); + } + if ($links = $this->get_source_tags('', 'link')) + { + $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); + } + + $keys = array_keys($this->data['links']); + foreach ($keys as $key) + { + if (SimplePie_Misc::is_isegment_nz_nc($key)) + { + if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key])) + { + $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]); + $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]; + } + else + { + $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key]; + } + } + elseif (substr($key, 0, 41) == SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY) + { + $this->data['links'][substr($key, 41)] =& $this->data['links'][$key]; + } + $this->data['links'][$key] = array_unique($this->data['links'][$key]); } } - return null; - } - function get_framerate() - { - if ($this->framerate !== null) + if (isset($this->data['links'][$rel])) { - return $this->framerate; + return $this->data['links'][$rel]; } else { @@ -5499,66 +6015,43 @@ class SimplePie_Enclosure } } - function get_handler() - { - return $this->get_real_type(true); - } - - function get_hash($key = 0) + function get_description() { - $hashes = $this->get_hashes(); - if (isset($hashes[$key])) + if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle')) { - return $hashes[$key]; + return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0])); } - else + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline')) { - return null; + return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); } - } - - function get_hashes() - { - if ($this->hashes !== null) + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description')) { - return $this->hashes; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } - else + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description')) { - return null; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } - } - - function get_height() - { - if ($this->height !== null) + elseif ($return = $this->get_source_tags('', 'description')) { - return $this->height; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } - else + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description')) { - return null; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } - } - - function get_language() - { - if ($this->lang !== null) + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description')) { - return $this->lang; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } - else + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary')) { - return null; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0])); } - } - - function get_keyword($key = 0) - { - $keywords = $this->get_keywords(); - if (isset($keywords[$key])) + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle')) { - return $keywords[$key]; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0])); } else { @@ -5566,35 +6059,27 @@ class SimplePie_Enclosure } } - function get_keywords() + function get_copyright() { - if ($this->keywords !== null) + if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights')) { - return $this->keywords; + return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0])); } - else + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright')) { - return null; + return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); } - } - - function get_length() - { - if ($this->length !== null) + elseif ($return = $this->get_source_tags('', 'copyright')) { - return $this->length; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } - else + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights')) { - return null; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } - } - - function get_link() - { - if ($this->link !== null) + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights')) { - return urldecode($this->link); + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } else { @@ -5602,23 +6087,23 @@ class SimplePie_Enclosure } } - function get_medium() + function get_language() { - if ($this->medium !== null) + if ($return = $this->get_source_tags('', 'language')) { - return $this->medium; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } - else + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language')) { - return null; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } - } - - function get_player() - { - if ($this->player !== null) + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language')) { - return $this->player; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); + } + elseif (isset($this->data['xml_lang'])) + { + return $this->sanitize($this->data['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT); } else { @@ -5626,12 +6111,15 @@ class SimplePie_Enclosure } } - function get_rating($key = 0) + function get_latitude() { - $ratings = $this->get_ratings(); - if (isset($ratings[$key])) + if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat')) { - return $ratings[$key]; + return (float) $return[0]['data']; + } + elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $return[0]['data'], $match)) + { + return (float) $match[1]; } else { @@ -5639,24 +6127,19 @@ class SimplePie_Enclosure } } - function get_ratings() + function get_longitude() { - if ($this->ratings !== null) + if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long')) { - return $this->ratings; + return (float) $return[0]['data']; } - else + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon')) { - return null; + return (float) $return[0]['data']; } - } - - function get_restriction($key = 0) - { - $restrictions = $this->get_restrictions(); - if (isset($restrictions[$key])) + elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $return[0]['data'], $match)) { - return $restrictions[$key]; + return (float) $match[2]; } else { @@ -5664,36 +6147,52 @@ class SimplePie_Enclosure } } - function get_restrictions() + function get_image_url() { - if ($this->restrictions !== null) + if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image')) { - return $this->restrictions; + return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI); } - else + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo')) { - return null; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0])); } - } - - function get_sampling_rate() - { - if ($this->samplingrate !== null) + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon')) { - return $this->samplingrate; + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0])); } else { return null; } } +} - function get_size() +class SimplePie_Author +{ + var $name; + var $link; + var $email; + + // Constructor, used to input the data + function SimplePie_Author($name = null, $link = null, $email = null) { - $length = $this->get_length(); - if ($length !== null) + $this->name = $name; + $this->link = $link; + $this->email = $email; + } + + function __toString() + { + // There is no $this->data here + return md5(serialize($this)); + } + + function get_name() + { + if ($this->name !== null) { - return round($length/1048576, 2); + return $this->name; } else { @@ -5701,12 +6200,11 @@ class SimplePie_Enclosure } } - function get_thumbnail($key = 0) + function get_link() { - $thumbnails = $this->get_thumbnails(); - if (isset($thumbnails[$key])) + if ($this->link !== null) { - return $thumbnails[$key]; + return $this->link; } else { @@ -5714,23 +6212,44 @@ class SimplePie_Enclosure } } - function get_thumbnails() + function get_email() { - if ($this->thumbnails !== null) + if ($this->email !== null) { - return $this->thumbnails; + return $this->email; } else { return null; } } +} - function get_title() +class SimplePie_Category +{ + var $term; + var $scheme; + var $label; + + // Constructor, used to input the data + function SimplePie_Category($term = null, $scheme = null, $label = null) { - if ($this->title !== null) + $this->term = $term; + $this->scheme = $scheme; + $this->label = $label; + } + + function __toString() + { + // There is no $this->data here + return md5(serialize($this)); + } + + function get_term() + { + if ($this->term !== null) { - return $this->title; + return $this->term; } else { @@ -5738,11 +6257,11 @@ class SimplePie_Enclosure } } - function get_type() + function get_scheme() { - if ($this->type !== null) + if ($this->scheme !== null) { - return $this->type; + return $this->scheme; } else { @@ -5750,483 +6269,369 @@ class SimplePie_Enclosure } } - function get_width() + function get_label() { - if ($this->width !== null) + if ($this->label !== null) { - return $this->width; + return $this->label; } else { - return null; + return $this->get_term(); } } +} - function native_embed($options='') +class SimplePie_Enclosure +{ + var $bitrate; + var $captions; + var $categories; + var $channels; + var $copyright; + var $credits; + var $description; + var $duration; + var $expression; + var $framerate; + var $handler; + var $hashes; + var $height; + var $javascript; + var $keywords; + var $lang; + var $length; + var $link; + var $medium; + var $player; + var $ratings; + var $restrictions; + var $samplingrate; + var $thumbnails; + var $title; + var $type; + var $width; + + // Constructor, used to input the data + function SimplePie_Enclosure($link = null, $type = null, $length = null, $javascript = null, $bitrate = null, $captions = null, $categories = null, $channels = null, $copyright = null, $credits = null, $description = null, $duration = null, $expression = null, $framerate = null, $hashes = null, $height = null, $keywords = null, $lang = null, $medium = null, $player = null, $ratings = null, $restrictions = null, $samplingrate = null, $thumbnails = null, $title = null, $width = null) { - return $this->embed($options, true); + $this->bitrate = $bitrate; + $this->captions = $captions; + $this->categories = $categories; + $this->channels = $channels; + $this->copyright = $copyright; + $this->credits = $credits; + $this->description = $description; + $this->duration = $duration; + $this->expression = $expression; + $this->framerate = $framerate; + $this->hashes = $hashes; + $this->height = $height; + $this->javascript = $javascript; + $this->keywords = $keywords; + $this->lang = $lang; + $this->length = $length; + $this->link = $link; + $this->medium = $medium; + $this->player = $player; + $this->ratings = $ratings; + $this->restrictions = $restrictions; + $this->samplingrate = $samplingrate; + $this->thumbnails = $thumbnails; + $this->title = $title; + $this->type = $type; + $this->width = $width; + if (class_exists('idna_convert')) + { + $idn =& new idna_convert; + $parsed = SimplePie_Misc::parse_url($link); + $this->link = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']); + } + $this->handler = $this->get_handler(); // Needs to load last } - /** - * @todo If the dimensions for media:content are defined, use them when width/height are set to 'auto'. - */ - function embed($options = '', $native = false) + function __toString() { - // Set up defaults - $audio = ''; - $video = ''; - $alt = ''; - $altclass = ''; - $loop = 'false'; - $width = 'auto'; - $height = 'auto'; - $bgcolor = '#ffffff'; - $mediaplayer = ''; - $widescreen = false; - $handler = $this->get_handler(); - $type = $this->get_real_type(); + // There is no $this->data here + return md5(serialize($this)); + } - // Process options and reassign values as necessary - if (is_array($options)) + function get_bitrate() + { + if ($this->bitrate !== null) { - extract($options); + return $this->bitrate; } else { - $options = explode(',', $options); - foreach($options as $option) - { - $opt = explode(':', $option, 2); - if (isset($opt[0], $opt[1])) - { - $opt[0] = trim($opt[0]); - $opt[1] = trim($opt[1]); - switch ($opt[0]) - { - case 'audio': - $audio = $opt[1]; - break; - - case 'video': - $video = $opt[1]; - break; - - case 'alt': - $alt = $opt[1]; - break; - - case 'altclass': - $altclass = $opt[1]; - break; - - case 'loop': - $loop = $opt[1]; - break; - - case 'width': - $width = $opt[1]; - break; - - case 'height': - $height = $opt[1]; - break; - - case 'bgcolor': - $bgcolor = $opt[1]; - break; - - case 'mediaplayer': - $mediaplayer = $opt[1]; - break; - - case 'widescreen': - $widescreen = $opt[1]; - break; - } - } - } + return null; } + } - $mime = explode('/', $type, 2); - $mime = $mime[0]; - - // Process values for 'auto' - if ($width == 'auto') + function get_caption($key = 0) + { + $captions = $this->get_captions(); + if (isset($captions[$key])) { - if ($mime == 'video') - { - if ($height == 'auto') - { - $width = 480; - } - elseif ($widescreen) - { - $width = round((intval($height)/9)*16); - } - else - { - $width = round((intval($height)/3)*4); - } - } - else - { - $width = '100%'; - } + return $captions[$key]; + } + else + { + return null; } + } - if ($height == 'auto') + function get_captions() + { + if ($this->captions !== null) { - if ($mime == 'audio') - { - $height = 0; - } - elseif ($mime == 'video') - { - if ($width == 'auto') - { - if ($widescreen) - { - $height = 270; - } - else - { - $height = 360; - } - } - elseif ($widescreen) - { - $height = round((intval($width)/16)*9); - } - else - { - $height = round((intval($width)/4)*3); - } - } - else - { - $height = 376; - } + return $this->captions; } - elseif ($mime == 'audio') + else { - $height = 0; + return null; } + } - // Set proper placeholder value - if ($mime == 'audio') + function get_category($key = 0) + { + $categories = $this->get_categories(); + if (isset($categories[$key])) { - $placeholder = $audio; + return $categories[$key]; } - elseif ($mime == 'video') + else { - $placeholder = $video; + return null; } + } - $embed = ''; - - // Make sure the JS library is included - if (!$native) + function get_categories() + { + if ($this->categories !== null) { - static $javascript_outputted = null; - if (!$javascript_outputted && $this->javascript) - { - $embed .= ''; - $javascript_outputted = true; - } + return $this->categories; } - - // Odeo Feed MP3's - if ($handler == 'odeo') + else { - if ($native) - { - $embed .= ''; - } - else - { - $embed .= ''; - } + return null; } + } - // Flash - elseif ($handler == 'flash') + function get_channels() + { + if ($this->channels !== null) { - if ($native) - { - $embed .= "get_link() . "\" pluginspage=\"http://adobe.com/go/getflashplayer\" type=\"$type\" quality=\"high\" width=\"$width\" height=\"$height\" bgcolor=\"$bgcolor\" loop=\"$loop\">"; - } - else - { - $embed .= ""; - } + return $this->channels; + } + else + { + return null; } + } - // Flash Media Player file types. - // Preferred handler for MP3 file types. - elseif ($handler == 'fmedia' || ($handler == 'mp3' && $mediaplayer != '')) + function get_copyright() + { + if ($this->copyright !== null) { - $height += 20; - if ($native) - { - $embed .= "get_link().'?file_extension=.'.$this->get_extension()) . "&autostart=false&repeat=$loop&showdigits=true&showfsbutton=false\">"; - } - else - { - $embed .= ""; - } + return $this->copyright; + } + else + { + return null; } + } - // QuickTime 7 file types. Need to test with QuickTime 6. - // Only handle MP3's if the Flash Media Player is not present. - elseif ($handler == 'quicktime' || ($handler == 'mp3' && $mediaplayer == '')) + function get_credit($key = 0) + { + $credits = $this->get_credits(); + if (isset($credits[$key])) { - $height += 16; - if ($native) - { - if ($placeholder != ""){ - $embed .= "get_link() . "\" src=\"$placeholder\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"false\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\">"; - } - else { - $embed .= "get_link() . "\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"true\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\">"; - } - } - else - { - $embed .= ""; - } + return $credits[$key]; + } + else + { + return null; } + } - // Windows Media - elseif ($handler == 'wmedia') + function get_credits() + { + if ($this->credits !== null) { - $height += 45; - if ($native) + return $this->credits; + } + else + { + return null; + } + } + + function get_description() + { + if ($this->description !== null) + { + return $this->description; + } + else + { + return null; + } + } + + function get_duration($convert = false) + { + if ($this->duration !== null) + { + if ($convert) { - $embed .= "get_link() . "\" autosize=\"1\" width=\"$width\" height=\"$height\" showcontrols=\"1\" showstatusbar=\"0\" showdisplay=\"0\" autostart=\"0\">"; + $time = SimplePie_Misc::time_hms($this->duration); + return $time; } else { - $embed .= ""; + return $this->duration; } } + else + { + return null; + } + } - // Everything else - else $embed .= '' . $alt . ''; + function get_expression() + { + if ($this->expression !== null) + { + return $this->expression; + } + else + { + return 'full'; + } + } - return $embed; + function get_extension() + { + if ($this->link !== null) + { + $url = SimplePie_Misc::parse_url($this->link); + if ($url['path'] !== '') + { + return pathinfo($url['path'], PATHINFO_EXTENSION); + } + } + return null; } - function get_real_type($find_handler = false) + function get_framerate() { - // If it's Odeo, let's get it out of the way. - if (substr(strtolower($this->get_link()), 0, 15) == 'http://odeo.com') + if ($this->framerate !== null) { - return 'odeo'; + return $this->framerate; + } + else + { + return null; } + } - // Mime-types by handler. - $types_flash = array('application/x-shockwave-flash', 'application/futuresplash'); // Flash - $types_fmedia = array('video/flv', 'video/x-flv'); // Flash Media Player - $types_quicktime = array('audio/3gpp', 'audio/3gpp2', 'audio/aac', 'audio/x-aac', 'audio/aiff', 'audio/x-aiff', 'audio/mid', 'audio/midi', 'audio/x-midi', 'audio/mp4', 'audio/m4a', 'audio/x-m4a', 'audio/wav', 'audio/x-wav', 'video/3gpp', 'video/3gpp2', 'video/m4v', 'video/x-m4v', 'video/mp4', 'video/mpeg', 'video/x-mpeg', 'video/quicktime', 'video/sd-video'); // QuickTime - $types_wmedia = array('application/asx', 'application/x-mplayer2', 'audio/x-ms-wma', 'audio/x-ms-wax', 'video/x-ms-asf-plugin', 'video/x-ms-asf', 'video/x-ms-wm', 'video/x-ms-wmv', 'video/x-ms-wvx'); // Windows Media - $types_mp3 = array('audio/mp3', 'audio/x-mp3', 'audio/mpeg', 'audio/x-mpeg'); // MP3 + function get_handler() + { + return $this->get_real_type(true); + } - if ($this->get_type() !== null) + function get_hash($key = 0) + { + $hashes = $this->get_hashes(); + if (isset($hashes[$key])) { - $type = strtolower($this->type); + return $hashes[$key]; } else { - $type = null; + return null; } + } - // If we encounter an unsupported mime-type, check the file extension and guess intelligently. - if (!in_array($type, array_merge($types_flash, $types_fmedia, $types_quicktime, $types_wmedia, $types_mp3))) + function get_hashes() + { + if ($this->hashes !== null) { - switch (strtolower($this->get_extension())) - { - // Audio mime-types - case 'aac': - case 'adts': - $type = 'audio/acc'; - break; + return $this->hashes; + } + else + { + return null; + } + } - case 'aif': - case 'aifc': - case 'aiff': - case 'cdda': - $type = 'audio/aiff'; - break; + function get_height() + { + if ($this->height !== null) + { + return $this->height; + } + else + { + return null; + } + } - case 'bwf': - $type = 'audio/wav'; - break; + function get_language() + { + if ($this->lang !== null) + { + return $this->lang; + } + else + { + return null; + } + } - case 'kar': - case 'mid': - case 'midi': - case 'smf': - $type = 'audio/midi'; - break; + function get_keyword($key = 0) + { + $keywords = $this->get_keywords(); + if (isset($keywords[$key])) + { + return $keywords[$key]; + } + else + { + return null; + } + } - case 'm4a': - $type = 'audio/x-m4a'; - break; + function get_keywords() + { + if ($this->keywords !== null) + { + return $this->keywords; + } + else + { + return null; + } + } - case 'mp3': - case 'swa': - $type = 'audio/mp3'; - break; - - case 'wav': - $type = 'audio/wav'; - break; - - case 'wax': - $type = 'audio/x-ms-wax'; - break; - - case 'wma': - $type = 'audio/x-ms-wma'; - break; - - // Video mime-types - case '3gp': - case '3gpp': - $type = 'video/3gpp'; - break; - - case '3g2': - case '3gp2': - $type = 'video/3gpp2'; - break; - - case 'asf': - $type = 'video/x-ms-asf'; - break; - - case 'flv': - $type = 'video/x-flv'; - break; - - case 'm1a': - case 'm1s': - case 'm1v': - case 'm15': - case 'm75': - case 'mp2': - case 'mpa': - case 'mpeg': - case 'mpg': - case 'mpm': - case 'mpv': - $type = 'video/mpeg'; - break; - - case 'm4v': - $type = 'video/x-m4v'; - break; - - case 'mov': - case 'qt': - $type = 'video/quicktime'; - break; - - case 'mp4': - case 'mpg4': - $type = 'video/mp4'; - break; - - case 'sdv': - $type = 'video/sd-video'; - break; - - case 'wm': - $type = 'video/x-ms-wm'; - break; - - case 'wmv': - $type = 'video/x-ms-wmv'; - break; - - case 'wvx': - $type = 'video/x-ms-wvx'; - break; - - // Flash mime-types - case 'spl': - $type = 'application/futuresplash'; - break; - - case 'swf': - $type = 'application/x-shockwave-flash'; - break; - } - } - - if ($find_handler) + function get_length() + { + if ($this->length !== null) { - if (in_array($type, $types_flash)) - { - return 'flash'; - } - elseif (in_array($type, $types_fmedia)) - { - return 'fmedia'; - } - elseif (in_array($type, $types_quicktime)) - { - return 'quicktime'; - } - elseif (in_array($type, $types_wmedia)) - { - return 'wmedia'; - } - elseif (in_array($type, $types_mp3)) - { - return 'mp3'; - } - else - { - return null; - } + return $this->length; } else { - return $type; + return null; } } -} - -class SimplePie_Caption -{ - var $type; - var $lang; - var $startTime; - var $endTime; - var $text; - - // Constructor, used to input the data - function SimplePie_Caption($type = null, $lang = null, $startTime = null, $endTime = null, $text = null) - { - $this->type = $type; - $this->lang = $lang; - $this->startTime = $startTime; - $this->endTime = $endTime; - $this->text = $text; - } - - function __toString() - { - // There is no $this->data here - return md5(serialize($this)); - } - function get_endtime() + function get_link() { - if ($this->endTime !== null) + if ($this->link !== null) { - return $this->endTime; + return urldecode($this->link); } else { @@ -6234,11 +6639,11 @@ class SimplePie_Caption } } - function get_language() + function get_medium() { - if ($this->language !== null) + if ($this->medium !== null) { - return $this->language; + return $this->medium; } else { @@ -6246,11 +6651,11 @@ class SimplePie_Caption } } - function get_starttime() + function get_player() { - if ($this->startTime !== null) + if ($this->player !== null) { - return $this->startTime; + return $this->player; } else { @@ -6258,11 +6663,12 @@ class SimplePie_Caption } } - function get_text() + function get_rating($key = 0) { - if ($this->text !== null) + $ratings = $this->get_ratings(); + if (isset($ratings[$key])) { - return $this->text; + return $ratings[$key]; } else { @@ -6270,44 +6676,24 @@ class SimplePie_Caption } } - function get_type() + function get_ratings() { - if ($this->type !== null) + if ($this->ratings !== null) { - return $this->type; + return $this->ratings; } else { return null; } } -} - -class SimplePie_Credit -{ - var $role; - var $scheme; - var $name; - - // Constructor, used to input the data - function SimplePie_Credit($role = null, $scheme = null, $name = null) - { - $this->role = $role; - $this->scheme = $scheme; - $this->name = $name; - } - - function __toString() - { - // There is no $this->data here - return md5(serialize($this)); - } - function get_role() + function get_restriction($key = 0) { - if ($this->role !== null) + $restrictions = $this->get_restrictions(); + if (isset($restrictions[$key])) { - return $this->role; + return $restrictions[$key]; } else { @@ -6315,11 +6701,11 @@ class SimplePie_Credit } } - function get_scheme() + function get_restrictions() { - if ($this->scheme !== null) + if ($this->restrictions !== null) { - return $this->scheme; + return $this->restrictions; } else { @@ -6327,42 +6713,37 @@ class SimplePie_Credit } } - function get_name() + function get_sampling_rate() { - if ($this->name !== null) + if ($this->samplingrate !== null) { - return $this->name; + return $this->samplingrate; } else { return null; } } -} - -class SimplePie_Copyright -{ - var $url; - var $label; - - // Constructor, used to input the data - function SimplePie_Copyright($url = null, $label = null) - { - $this->url = $url; - $this->label = $label; - } - function __toString() + function get_size() { - // There is no $this->data here - return md5(serialize($this)); + $length = $this->get_length(); + if ($length !== null) + { + return round($length/1048576, 2); + } + else + { + return null; + } } - function get_url() + function get_thumbnail($key = 0) { - if ($this->url !== null) + $thumbnails = $this->get_thumbnails(); + if (isset($thumbnails[$key])) { - return $this->url; + return $thumbnails[$key]; } else { @@ -6370,42 +6751,23 @@ class SimplePie_Copyright } } - function get_attribution() + function get_thumbnails() { - if ($this->label !== null) + if ($this->thumbnails !== null) { - return $this->label; + return $this->thumbnails; } else { return null; } } -} -class SimplePie_Rating -{ - var $scheme; - var $value; - - // Constructor, used to input the data - function SimplePie_Rating($scheme = null, $value = null) - { - $this->scheme = $scheme; - $this->value = $value; - } - - function __toString() - { - // There is no $this->data here - return md5(serialize($this)); - } - - function get_scheme() + function get_title() { - if ($this->scheme !== null) + if ($this->title !== null) { - return $this->scheme; + return $this->title; } else { @@ -6413,44 +6775,23 @@ class SimplePie_Rating } } - function get_value() + function get_type() { - if ($this->value !== null) + if ($this->type !== null) { - return $this->value; + return $this->type; } else { return null; } } -} - -class SimplePie_Restriction -{ - var $relationship; - var $type; - var $value; - - // Constructor, used to input the data - function SimplePie_Restriction($relationship = null, $type = null, $value = null) - { - $this->relationship = $relationship; - $this->type = $type; - $this->value = $value; - } - - function __toString() - { - // There is no $this->data here - return md5(serialize($this)); - } - function get_relationship() + function get_width() { - if ($this->relationship !== null) + if ($this->width !== null) { - return $this->relationship; + return $this->width; } else { @@ -6458,3537 +6799,5587 @@ class SimplePie_Restriction } } - function get_type() + function native_embed($options='') { - if ($this->type !== null) - { - return $this->type; - } - else - { - return null; - } + return $this->embed($options, true); } - function get_value() + /** + * @todo If the dimensions for media:content are defined, use them when width/height are set to 'auto'. + */ + function embed($options = '', $native = false) { - if ($this->value !== null) + // Set up defaults + $audio = ''; + $video = ''; + $alt = ''; + $altclass = ''; + $loop = 'false'; + $width = 'auto'; + $height = 'auto'; + $bgcolor = '#ffffff'; + $mediaplayer = ''; + $widescreen = false; + $handler = $this->get_handler(); + $type = $this->get_real_type(); + + // Process options and reassign values as necessary + if (is_array($options)) { - return $this->value; + extract($options); } else { - return null; - } - } -} + $options = explode(',', $options); + foreach($options as $option) + { + $opt = explode(':', $option, 2); + if (isset($opt[0], $opt[1])) + { + $opt[0] = trim($opt[0]); + $opt[1] = trim($opt[1]); + switch ($opt[0]) + { + case 'audio': + $audio = $opt[1]; + break; -/** - * @todo Move to properly supporting RFC2616 (HTTP/1.1) - */ -class SimplePie_File -{ - var $url; - var $useragent; - var $success = true; - var $headers = array(); - var $body; - var $status_code; - var $redirects = 0; - var $error; - var $method; + case 'video': + $video = $opt[1]; + break; - function SimplePie_File($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false) - { - if (class_exists('idna_convert')) - { - $idn =& new idna_convert; - $parsed = SimplePie_Misc::parse_url($url); - $url = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']); + case 'alt': + $alt = $opt[1]; + break; + + case 'altclass': + $altclass = $opt[1]; + break; + + case 'loop': + $loop = $opt[1]; + break; + + case 'width': + $width = $opt[1]; + break; + + case 'height': + $height = $opt[1]; + break; + + case 'bgcolor': + $bgcolor = $opt[1]; + break; + + case 'mediaplayer': + $mediaplayer = $opt[1]; + break; + + case 'widescreen': + $widescreen = $opt[1]; + break; + } + } + } } - $this->url = $url; - $this->useragent = $useragent; - if (preg_match('/^http(s)?:\/\//i', $url)) + + $mime = explode('/', $type, 2); + $mime = $mime[0]; + + // Process values for 'auto' + if ($width == 'auto') { - if ($useragent === null) - { - $useragent = ini_get('user_agent'); - $this->useragent = $useragent; - } - if (!is_array($headers)) - { - $headers = array(); - } - if (!$force_fsockopen && extension_loaded('curl')) + if ($mime == 'video') { - $this->method = 'curl'; - $fp = curl_init(); - $headers2 = array(); - foreach ($headers as $key => $value) + if ($height == 'auto') { - $headers2[] = "$key: $value"; + $width = 480; } - if (version_compare(SimplePie_Misc::get_curl_version(), '7.10.5', '>=')) + elseif ($widescreen) { - curl_setopt($fp, CURLOPT_ENCODING, ''); + $width = round((intval($height)/9)*16); } - curl_setopt($fp, CURLOPT_URL, $url); - curl_setopt($fp, CURLOPT_HEADER, 1); - curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1); - curl_setopt($fp, CURLOPT_TIMEOUT, $timeout); - curl_setopt($fp, CURLOPT_CONNECTTIMEOUT, $timeout); - curl_setopt($fp, CURLOPT_REFERER, $url); - curl_setopt($fp, CURLOPT_USERAGENT, $useragent); - curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2); - if (!ini_get('open_basedir') && !ini_get('safe_mode') && version_compare(SimplePie_Misc::get_curl_version(), '7.15.2', '>=')) + else { - curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1); - curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects); + $width = round((intval($height)/3)*4); } + } + else + { + $width = '100%'; + } + } - curl_setopt($fp, CURLOPT_SSL_VERIFYPEER, false); - curl_setopt($fp, CURLOPT_HTTPAUTH, CURLAUTH_ANY); - - $this->headers = curl_exec($fp); - if (curl_errno($fp) == 23 || curl_errno($fp) == 61) + if ($height == 'auto') + { + if ($mime == 'audio') + { + $height = 0; + } + elseif ($mime == 'video') + { + if ($width == 'auto') { - curl_setopt($fp, CURLOPT_ENCODING, 'none'); - $this->headers = curl_exec($fp); + if ($widescreen) + { + $height = 270; + } + else + { + $height = 360; + } } - if (curl_errno($fp)) + elseif ($widescreen) { - $this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp); - $this->success = false; + $height = round((intval($width)/16)*9); } else { - $info = curl_getinfo($fp); - curl_close($fp); - $this->headers = explode("\r\n\r\n", $this->headers, $info['redirect_count'] + 1); - $this->headers = array_pop($this->headers); - $parser =& new SimplePie_HTTP_Parser($this->headers); - if ($parser->parse()) - { - $this->headers = $parser->headers; - $this->body = $parser->body; - $this->status_code = $parser->status_code; - if (($this->status_code == 300 || $this->status_code == 301 || $this->status_code == 302 || $this->status_code == 303 || $this->status_code == 307 || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects) - { - $this->redirects++; - if (isset($this->headers['content-location'])) - { - $location = SimplePie_Misc::absolutize_url($this->headers['location'], SimplePie_Misc::absolutize_url($this->headers['content-location'], $url)); - } - else - { - $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url); - } - return $this->SimplePie_File($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen); - } - } + $height = round((intval($width)/4)*3); } } else { - $this->method = 'fsockopen'; - $url_parts = parse_url($url); - if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) == 'https') - { - $url_parts['host'] = "ssl://$url_parts[host]"; - $url_parts['port'] = 443; - } - if (!isset($url_parts['port'])) - { - $url_parts['port'] = 80; - } - $fp = fsockopen($url_parts['host'], $url_parts['port'], $errno, $errstr, $timeout); - if (!$fp) - { - $this->error = 'fsockopen error: ' . $errstr; - $this->success = false; - } - else - { - if (function_exists('stream_set_timeout')) - { - stream_set_timeout($fp, $timeout); - } - else - { - socket_set_timeout($fp, $timeout); - } - if (isset($url_parts['path'])) - { - if (isset($url_parts['query'])) - { - $get = "$url_parts[path]?$url_parts[query]"; - } - else - { - $get = $url_parts['path']; - } - } - else - { - $get = '/'; - } - $out = "GET $get HTTP/1.0\r\n"; - $out .= "Host: $url_parts[host]\r\n"; - $out .= "User-Agent: $useragent\r\n"; - if (function_exists('gzinflate')) - { - $out .= "Accept-Encoding: gzip,deflate\r\n"; - } + $height = 376; + } + } + elseif ($mime == 'audio') + { + $height = 0; + } - if (isset($url_parts['user']) && isset($url_parts['pass'])) - { - $out .= "Authorization: Basic " . base64_encode("$url_parts[user]:$url_parts[pass]") . "\r\n"; - } - foreach ($headers as $key => $value) - { - $out .= "$key: $value\r\n"; - } - $out .= "Connection: Close\r\n\r\n"; - fwrite($fp, $out); + // Set proper placeholder value + if ($mime == 'audio') + { + $placeholder = $audio; + } + elseif ($mime == 'video') + { + $placeholder = $video; + } - if (function_exists('stream_get_meta_data')) - { - $info = stream_get_meta_data($fp); - } - else - { - $info = socket_get_status($fp); - } + $embed = ''; - $this->headers = ''; - while (!$info['eof'] && !$info['timed_out']) - { - $this->headers .= fread($fp, 1160); - if (function_exists('stream_get_meta_data')) - { - $info = stream_get_meta_data($fp); - } - else - { - $info = socket_get_status($fp); - } - } - if (!$info['timed_out']) - { - $parser =& new SimplePie_HTTP_Parser($this->headers); - if ($parser->parse()) - { - $this->headers = $parser->headers; - $this->body = $parser->body; - $this->status_code = $parser->status_code; - if (($this->status_code == 300 || $this->status_code == 301 || $this->status_code == 302 || $this->status_code == 303 || $this->status_code == 307 || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects) - { - $this->redirects++; - if (isset($this->headers['content-location'])) - { - $location = SimplePie_Misc::absolutize_url($this->headers['location'], SimplePie_Misc::absolutize_url($this->headers['content-location'], $url)); - } - else - { - $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url); - } - return $this->SimplePie_File($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen); - } - if (isset($this->headers['content-encoding']) && ($this->headers['content-encoding'] == 'gzip' || $this->headers['content-encoding'] == 'deflate')) - { - if (substr($this->body, 0, 8) == "\x1f\x8b\x08\x00\x00\x00\x00\x00") - { - $this->body = substr($this->body, 10); - } - $this->body = gzinflate($this->body); - } - } - } - else - { - $this->error = 'fsocket timed out'; - $this->success = false; - } - fclose($fp); - } + // Make sure the JS library is included + if (!$native) + { + static $javascript_outputted = null; + if (!$javascript_outputted && $this->javascript) + { + $embed .= ''; + $javascript_outputted = true; } } - elseif (function_exists('file_get_contents')) + + // Odeo Feed MP3's + if ($handler == 'odeo') { - $this->method = 'file_get_contents'; - if (!$this->body = file_get_contents($url)) + if ($native) { - $this->error = 'file_get_contents could not read the file'; - $this->success = false; + $embed .= ''; + } + else + { + $embed .= ''; } } - else + + // Flash + elseif ($handler == 'flash') { - $this->method = 'fopen'; - if (($fp = fopen($url, 'rb')) === false) + if ($native) { - $this->error = 'failed to open stream: No such file or directory'; - $this->success = false; + $embed .= "get_link() . "\" pluginspage=\"http://adobe.com/go/getflashplayer\" type=\"$type\" quality=\"high\" width=\"$width\" height=\"$height\" bgcolor=\"$bgcolor\" loop=\"$loop\">"; } else { - $this->body = ''; - while (!feof($fp)) - { - $this->body .= fread($fp, 8192); - } - fclose($fp); + $embed .= ""; } } - } -} -/** - * HTTP Response Parser - * - * @package SimplePie - * @todo Support HTTP Requests - */ -class SimplePie_HTTP_Parser -{ - /** - * HTTP Version - * - * @access public - * @var string - */ - var $http_version = ''; + // Flash Media Player file types. + // Preferred handler for MP3 file types. + elseif ($handler == 'fmedia' || ($handler == 'mp3' && $mediaplayer != '')) + { + $height += 20; + if ($native) + { + $embed .= "get_link().'?file_extension=.'.$this->get_extension()) . "&autostart=false&repeat=$loop&showdigits=true&showfsbutton=false\">"; + } + else + { + $embed .= ""; + } + } - /** - * Status code - * - * @access public - * @var string - */ - var $status_code = ''; + // QuickTime 7 file types. Need to test with QuickTime 6. + // Only handle MP3's if the Flash Media Player is not present. + elseif ($handler == 'quicktime' || ($handler == 'mp3' && $mediaplayer == '')) + { + $height += 16; + if ($native) + { + if ($placeholder != ""){ + $embed .= "get_link() . "\" src=\"$placeholder\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"false\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\">"; + } + else { + $embed .= "get_link() . "\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"true\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\">"; + } + } + else + { + $embed .= ""; + } + } - /** - * Reason phrase - * - * @access public - * @var string - */ - var $reason = ''; + // Windows Media + elseif ($handler == 'wmedia') + { + $height += 45; + if ($native) + { + $embed .= "get_link() . "\" autosize=\"1\" width=\"$width\" height=\"$height\" showcontrols=\"1\" showstatusbar=\"0\" showdisplay=\"0\" autostart=\"0\">"; + } + else + { + $embed .= ""; + } + } - /** - * Key/value pairs of the headers - * - * @access public - * @var array - */ - var $headers = array(); + // Everything else + else $embed .= '' . $alt . ''; - /** - * Body of the response - * - * @access public - * @var string - */ - var $body = ''; + return $embed; + } - /** - * Current state of the state machine - * - * @access private - * @var string - */ - var $state = 'start'; - - /** - * Input data - * - * @access private - * @var string - */ - var $data = ''; - - /** - * Input data length (to avoid calling strlen() everytime this is needed) - * - * @access private - * @var int - */ - var $data_length = 0; - - /** - * Current position of the pointer - * - * @access private - * @var int - */ - var $position = 0; - - /** - * Name of the hedaer currently being parsed - * - * @access private - * @var string - */ - var $name = ''; - - /** - * Value of the hedaer currently being parsed - * - * @access private - * @var string - */ - var $value = ''; - - /** - * Create an instance of the class with the input data - * - * @access public - * @param string $data Input data - */ - function SimplePie_HTTP_Parser($data) - { - $this->data = $data; - $this->data_length = strlen($this->data); - } - - /** - * Parse the input data - * - * @access public - * @return bool true on success, false on failure - */ - function parse() + function get_real_type($find_handler = false) { - while ($this->state && $this->state != 'emit' && $this->has_data()) - { - $state = $this->state; - $this->$state(); - } - $this->data = ''; - if ($this->state == 'emit') - { - return true; - } - else + // If it's Odeo, let's get it out of the way. + if (substr(strtolower($this->get_link()), 0, 15) == 'http://odeo.com') { - $this->http_version = ''; - $this->status_code = ''; - $this->headers = array(); - $this->body = ''; - return false; + return 'odeo'; } - } - - /** - * Check whether there is data beyond the pointer - * - * @access private - * @return bool true if there is further data, false if not - */ - function has_data() - { - return (bool) ($this->position < $this->data_length); - } - - /** - * See if the next character is LWS - * - * @access private - * @return bool true if the next character is LWS, false if not - */ - function is_linear_whitespace() - { - return (bool) (strspn($this->data, "\x09\x20", $this->position, 1) - || (substr($this->data, $this->position, 2) == "\r\n" && strspn($this->data, "\x09\x20", $this->position + 2, 1)) - || (strspn($this->data, "\r\n", $this->position, 1) && strspn($this->data, "\x09\x20", $this->position + 1, 1))); - } - /** - * The starting state of the state machine, see if the data is a response or request - * - * @access private - */ - function start() - { - $this->state = 'http_version_response'; - } + // Mime-types by handler. + $types_flash = array('application/x-shockwave-flash', 'application/futuresplash'); // Flash + $types_fmedia = array('video/flv', 'video/x-flv'); // Flash Media Player + $types_quicktime = array('audio/3gpp', 'audio/3gpp2', 'audio/aac', 'audio/x-aac', 'audio/aiff', 'audio/x-aiff', 'audio/mid', 'audio/midi', 'audio/x-midi', 'audio/mp4', 'audio/m4a', 'audio/x-m4a', 'audio/wav', 'audio/x-wav', 'video/3gpp', 'video/3gpp2', 'video/m4v', 'video/x-m4v', 'video/mp4', 'video/mpeg', 'video/x-mpeg', 'video/quicktime', 'video/sd-video'); // QuickTime + $types_wmedia = array('application/asx', 'application/x-mplayer2', 'audio/x-ms-wma', 'audio/x-ms-wax', 'video/x-ms-asf-plugin', 'video/x-ms-asf', 'video/x-ms-wm', 'video/x-ms-wmv', 'video/x-ms-wvx'); // Windows Media + $types_mp3 = array('audio/mp3', 'audio/x-mp3', 'audio/mpeg', 'audio/x-mpeg'); // MP3 - /** - * Parse an HTTP-version string - * - * @access private - */ - function http_version() - { - if (preg_match('/^HTTP\/([0-9]+\.[0-9]+)/i', substr($this->data, $this->position, strcspn($this->data, "\r\n", $this->position)), $match)) + if ($this->get_type() !== null) { - $this->position += strlen($match[0]); - $this->http_version = $match[1]; - return true; + $type = strtolower($this->type); } else { - return false; + $type = null; } - } - /** - * Parse LWS, replacing consecutive characters with a single space - * - * @access private - */ - function linear_whitespace() - { - do + // If we encounter an unsupported mime-type, check the file extension and guess intelligently. + if (!in_array($type, array_merge($types_flash, $types_fmedia, $types_quicktime, $types_wmedia, $types_mp3))) { - if (substr($this->data, $this->position, 2) == "\r\n") - { - $this->position += 2; - } - elseif (strspn($this->data, "\r\n", $this->position, 1)) + switch (strtolower($this->get_extension())) { - $this->position++; - } - $this->position += strspn($this->data, "\x09\x20", $this->position); - } while ($this->is_linear_whitespace()); - $this->value .= "\x20"; - } + // Audio mime-types + case 'aac': + case 'adts': + $type = 'audio/acc'; + break; - /** - * Parse an HTTP-version string within a response - * - * @access private - */ - function http_version_response() - { - if ($this->http_version() && $this->data[$this->position] == "\x20") - { - $this->state = 'status_code'; - $this->position++; - } - else - { - $this->state = false; - } - } + case 'aif': + case 'aifc': + case 'aiff': + case 'cdda': + $type = 'audio/aiff'; + break; - /** - * Parse a status code - * - * @access private - */ - function status_code() - { - if (strspn($this->data, '1234567890', $this->position, 3) == 3) - { - $this->status_code = substr($this->data, $this->position, 3); - $this->state = 'reason_phrase'; - $this->position += 3; - } - else - { - $this->state = false; - } - } + case 'bwf': + $type = 'audio/wav'; + break; - /** - * Skip over the reason phrase (it has no normative value, and you can send absolutely anything here) - * - * @access private - */ - function reason_phrase() - { - $len = strcspn($this->data, "\r\n", $this->position); - $this->reason = substr($this->data, $this->position, $len); - $this->position += $len; - if ($this->has_data()) - { - if (substr($this->data, $this->position, 2) == "\r\n") - { - $this->position += 2; - } - elseif (strspn($this->data, "\r\n", $this->position, 1)) - { - $this->position++; - } - $this->state = 'name'; - } - } + case 'kar': + case 'mid': + case 'midi': + case 'smf': + $type = 'audio/midi'; + break; - /** - * Parse a header name - * - * @access private - */ - function name() - { - $len = strcspn($this->data, ':', $this->position); - $this->name = substr($this->data, $this->position, $len); - $this->position += $len; + case 'm4a': + $type = 'audio/x-m4a'; + break; - if ($this->has_data() && $this->data[$this->position] == ':') - { - $this->state = 'value_next'; - $this->position++; - } - else - { - $this->state = false; - } - } + case 'mp3': + case 'swa': + $type = 'audio/mp3'; + break; - /** - * See what state to move the state machine to while within non-quoted header values - * - * @access private - */ - function value_next() - { - if ($this->is_linear_whitespace()) - { - $this->state = 'value_linear_whitespace'; - } - elseif ($this->data[$this->position] == '"') - { - $this->state = 'value_quote_next'; - $this->position++; - } - elseif (substr($this->data, $this->position, 2) == "\r\n") - { - $this->state = 'end_crlf'; - $this->position += 2; - } - elseif (strspn($this->data, "\r\n", $this->position, 1)) - { - $this->state = 'end_crlf'; - $this->position++; - } - else - { - $this->state = 'value_no_quote'; - } - } + case 'wav': + $type = 'audio/wav'; + break; - /** - * Parse a header value while outside quotes - * - * @access private - */ - function value_no_quote() - { - $len = strcspn($this->data, "\x09\x20\r\n\"", $this->position); - $this->value .= substr($this->data, $this->position, $len); - $this->state = 'value_next'; - $this->position += $len; - } + case 'wax': + $type = 'audio/x-ms-wax'; + break; - /** - * Parse LWS outside quotes - * - * @access private - */ - function value_linear_whitespace() - { - $this->linear_whitespace(); - $this->state = 'value_next'; - } + case 'wma': + $type = 'audio/x-ms-wma'; + break; - /** - * See what state to move the state machine to while within quoted header values - * - * @access private - */ - function value_quote_next() - { - if ($this->is_linear_whitespace()) - { - $this->state = 'value_linear_whitespace_quote'; - } - else - { - switch ($this->data[$this->position]) - { - case '"': - $this->state = 'value_next'; - $this->position++; + // Video mime-types + case '3gp': + case '3gpp': + $type = 'video/3gpp'; break; - case '\\': - $this->state = 'value_quote_char'; - $this->position++; + case '3g2': + case '3gp2': + $type = 'video/3gpp2'; break; - default: - $this->state = 'value_quote'; + case 'asf': + $type = 'video/x-ms-asf'; break; - } - } - } - /** - * Parse a header value while within quotes - * - * @access private - */ - function value_quote() - { - $len = strcspn($this->data, "\x09\x20\r\n\"\\", $this->position); - $this->value .= substr($this->data, $this->position, $len); - $this->position += $len; - $this->state = 'value_quote_next'; - } + case 'flv': + $type = 'video/x-flv'; + break; - /** - * Parse an escaped character within quotes - * - * @access private - */ - function value_quote_char() - { - $this->value .= $this->data[$this->position]; - $this->state = 'value_quote_next'; - $this->position++; - } + case 'm1a': + case 'm1s': + case 'm1v': + case 'm15': + case 'm75': + case 'mp2': + case 'mpa': + case 'mpeg': + case 'mpg': + case 'mpm': + case 'mpv': + $type = 'video/mpeg'; + break; - /** - * Parse LWS within quotes - * - * @access private - */ - function value_linear_whitespace_quote() - { - $this->linear_whitespace(); - $this->state = 'value_quote_next'; - } + case 'm4v': + $type = 'video/x-m4v'; + break; - /** - * Parse a CRLF, and see whether we have a further header, or whether we are followed by the body - * - * @access private - */ - function end_crlf() - { - $this->name = strtolower($this->name); - $this->value = trim($this->value, "\x20"); - if (isset($this->headers[$this->name])) - { - $this->headers[$this->name] .= ', ' . $this->value; - } - else - { - $this->headers[$this->name] = $this->value; - } + case 'mov': + case 'qt': + $type = 'video/quicktime'; + break; - if (substr($this->data, $this->position, 2) == "\r\n") - { - $this->body = substr($this->data, $this->position + 2); - $this->state = 'emit'; + case 'mp4': + case 'mpg4': + $type = 'video/mp4'; + break; + + case 'sdv': + $type = 'video/sd-video'; + break; + + case 'wm': + $type = 'video/x-ms-wm'; + break; + + case 'wmv': + $type = 'video/x-ms-wmv'; + break; + + case 'wvx': + $type = 'video/x-ms-wvx'; + break; + + // Flash mime-types + case 'spl': + $type = 'application/futuresplash'; + break; + + case 'swf': + $type = 'application/x-shockwave-flash'; + break; + } } - elseif (strspn($this->data, "\r\n", $this->position, 1)) + + if ($find_handler) { - $this->body = substr($this->data, $this->position + 1); - $this->state = 'emit'; + if (in_array($type, $types_flash)) + { + return 'flash'; + } + elseif (in_array($type, $types_fmedia)) + { + return 'fmedia'; + } + elseif (in_array($type, $types_quicktime)) + { + return 'quicktime'; + } + elseif (in_array($type, $types_wmedia)) + { + return 'wmedia'; + } + elseif (in_array($type, $types_mp3)) + { + return 'mp3'; + } + else + { + return null; + } } else { - $this->name = ''; - $this->value = ''; - $this->state = 'name'; + return $type; } } } -class SimplePie_Cache +class SimplePie_Caption { - var $location; - var $filename; - var $extension; - var $name; + var $type; + var $lang; + var $startTime; + var $endTime; + var $text; - function SimplePie_Cache($location, $filename, $extension) + // Constructor, used to input the data + function SimplePie_Caption($type = null, $lang = null, $startTime = null, $endTime = null, $text = null) { - $this->location = $location; - $this->filename = rawurlencode($filename); - $this->extension = rawurlencode($extension); - $this->name = "$location/$this->filename.$this->extension"; + $this->type = $type; + $this->lang = $lang; + $this->startTime = $startTime; + $this->endTime = $endTime; + $this->text = $text; } - function save($data) + function __toString() { - if (file_exists($this->name) && is_writeable($this->name) || file_exists($this->location) && is_writeable($this->location)) - { - if (function_exists('file_put_contents')) - { - return (bool) file_put_contents($this->name, serialize($data)); - } - else - { - $fp = fopen($this->name, 'wb'); - if ($fp) - { - fwrite($fp, serialize($data)); - fclose($fp); - return true; - } - } - } - return false; + // There is no $this->data here + return md5(serialize($this)); } - function load() + function get_endtime() { - if (file_exists($this->name) && is_readable($this->name)) + if ($this->endTime !== null) { - if (function_exists('file_get_contents')) - { - return unserialize(file_get_contents($this->name)); - } - elseif (($fp = fopen($this->name, 'rb')) !== false) - { - $data = ''; - while (!feof($fp)) - { - $data .= fread($fp, 8192); - } - fclose($fp); - return unserialize($data); - } + return $this->endTime; + } + else + { + return null; } - return false; } - function mtime() + function get_language() { - if (file_exists($this->name)) + if ($this->lang !== null) { - return filemtime($this->name); + return $this->lang; + } + else + { + return null; } - return false; } - function touch() + function get_starttime() { - if (file_exists($this->name)) + if ($this->startTime !== null) { - return touch($this->name); + return $this->startTime; + } + else + { + return null; } - return false; } - function unlink() + function get_text() { - if (file_exists($this->name)) + if ($this->text !== null) { - return unlink($this->name); + return $this->text; + } + else + { + return null; } - return false; } -} -class SimplePie_Misc -{ - function time_hms($seconds) + function get_type() { - $time = ''; - - $hours = floor($seconds / 3600); - $remainder = $seconds % 3600; - if ($hours > 0) - { - $time .= $hours.':'; - } - - $minutes = floor($remainder / 60); - $seconds = $remainder % 60; - if ($minutes < 10 && $hours > 0) + if ($this->type !== null) { - $minutes = '0' . $minutes; + return $this->type; } - if ($seconds < 10) + else { - $seconds = '0' . $seconds; + return null; } + } +} - $time .= $minutes.':'; - $time .= $seconds; +class SimplePie_Credit +{ + var $role; + var $scheme; + var $name; - return $time; + // Constructor, used to input the data + function SimplePie_Credit($role = null, $scheme = null, $name = null) + { + $this->role = $role; + $this->scheme = $scheme; + $this->name = $name; } - function absolutize_url($relative, $base) + function __toString() { - if ($relative !== '') + // There is no $this->data here + return md5(serialize($this)); + } + + function get_role() + { + if ($this->role !== null) { - $relative = SimplePie_Misc::parse_url($relative); - if ($relative['scheme'] !== '') - { - $target = $relative; - } - elseif ($base !== '') - { - $base = SimplePie_Misc::parse_url($base); - $target = SimplePie_Misc::parse_url(''); - if ($relative['authority'] !== '') - { - $target = $relative; - $target['scheme'] = $base['scheme']; - } - else - { - $target['scheme'] = $base['scheme']; - $target['authority'] = $base['authority']; - if ($relative['path'] !== '') - { - if (strpos($relative['path'], '/') === 0) - { - $target['path'] = $relative['path']; - } - elseif (($target['path'] = dirname("$base[path].")) == '/') - { - $target['path'] .= $relative['path']; - } - else - { - $target['path'] .= '/' . $relative['path']; - } - if ($relative['query'] !== '') - { - $target['query'] = $relative['query']; - } - } - else - { - if ($base['path'] !== '') - { - $target['path'] = $base['path']; - } - else - { - $target['path'] = '/'; - } - if ($relative['query'] !== '') - { - $target['query'] = $relative['query']; - } - elseif ($base['query'] !== '') - { - $target['query'] = $base['query']; - } - } - } - if ($relative['fragment'] !== '') - { - $target['fragment'] = $relative['fragment']; - } - } - else - { - // No base URL, just return the relative URL - $target = $relative; - } - $return = SimplePie_Misc::compress_parse_url($target['scheme'], $target['authority'], $target['path'], $target['query'], $target['fragment']); + return $this->role; } else { - $return = $base; + return null; } - $return = SimplePie_Misc::normalize_url($return); - return $return; } - function remove_dot_segments($input) + function get_scheme() { - $output = ''; - while (strpos($input, './') !== false || strpos($input, '/.') !== false || $input == '.' || $input == '..') + if ($this->scheme !== null) { - // A: If the input buffer begins with a prefix of "../" or "./", then remove that prefix from the input buffer; otherwise, - if (strpos($input, '../') === 0) - { - $input = substr($input, 3); - } - elseif (strpos($input, './') === 0) - { - $input = substr($input, 2); - } - // B: if the input buffer begins with a prefix of "/./" or "/.", where "." is a complete path segment, then replace that prefix with "/" in the input buffer; otherwise, - elseif (strpos($input, '/./') === 0) - { - $input = substr_replace($input, '/', 0, 3); - } - elseif ($input == '/.') - { - $input = '/'; - } - // C: if the input buffer begins with a prefix of "/../" or "/..", where ".." is a complete path segment, then replace that prefix with "/" in the input buffer and remove the last segment and its preceding "/" (if any) from the output buffer; otherwise, - elseif (strpos($input, '/../') === 0) - { - $input = substr_replace($input, '/', 0, 4); - $output = substr_replace($output, '', strrpos($output, '/')); - } - elseif ($input == '/..') - { - $input = '/'; - $output = substr_replace($output, '', strrpos($output, '/')); - } - // D: if the input buffer consists only of "." or "..", then remove that from the input buffer; otherwise, - elseif ($input == '.' || $input == '..') - { - $input = ''; - } - // E: move the first path segment in the input buffer to the end of the output buffer, including the initial "/" character (if any) and any subsequent characters up to, but not including, the next "/" character or the end of the input buffer - elseif (($pos = strpos($input, '/', 1)) !== false) - { - $output .= substr($input, 0, $pos); - $input = substr_replace($input, '', 0, $pos); - } - else - { - $output .= $input; - $input = ''; - } + return $this->scheme; + } + else + { + return null; } - return $output . $input; } - function get_element($realname, $string) + function get_name() { - $return = array(); - $name = preg_quote($realname, '/'); - if (preg_match_all("/<($name)" . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . "(>(.*)<\/$name>|(\/)?>)/siU", $string, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) + if ($this->name !== null) { - for ($i = 0, $total_matches = count($matches); $i < $total_matches; $i++) - { - $return[$i]['tag'] = $realname; - $return[$i]['full'] = $matches[$i][0][0]; - $return[$i]['offset'] = $matches[$i][0][1]; - if (strlen($matches[$i][3][0]) <= 2) - { - $return[$i]['self_closing'] = true; - } - else - { - $return[$i]['self_closing'] = false; - $return[$i]['content'] = $matches[$i][4][0]; - } - $return[$i]['attribs'] = array(); - if (isset($matches[$i][2][0]) && preg_match_all('/((?:[^\s:]+:)?[^\s:]+)(?:\s*=\s*(?:"([^"]*)"|\'([^\']*)\'|([a-z0-9\-._:]*)))?\s/U', ' ' . $matches[$i][2][0] . ' ', $attribs, PREG_SET_ORDER)) - { - for ($j = 0, $total_attribs = count($attribs); $j < $total_attribs; $j++) - { - if (count($attribs[$j]) == 2) - { - $attribs[$j][2] = $attribs[$j][1]; - } - $return[$i]['attribs'][strtolower($attribs[$j][1])]['data'] = SimplePie_Misc::entities_decode(end($attribs[$j]), 'UTF-8'); - } - } - } + return $this->name; + } + else + { + return null; } - return $return; } +} - function element_implode($element) +class SimplePie_Copyright +{ + var $url; + var $label; + + // Constructor, used to input the data + function SimplePie_Copyright($url = null, $label = null) { - $full = "<$element[tag]"; - foreach ($element['attribs'] as $key => $value) - { - $key = strtolower($key); - $full .= " $key=\"" . htmlspecialchars($value['data']) . '"'; - } - if ($element['self_closing']) + $this->url = $url; + $this->label = $label; + } + + function __toString() + { + // There is no $this->data here + return md5(serialize($this)); + } + + function get_url() + { + if ($this->url !== null) { - $full .= ' />'; + return $this->url; } else { - $full .= ">$element[content]"; + return null; } - return $full; } - function error($message, $level, $file, $line) + function get_attribution() { - switch ($level) + if ($this->label !== null) { - case E_USER_ERROR: - $note = 'PHP Error'; - break; - case E_USER_WARNING: - $note = 'PHP Warning'; - break; - case E_USER_NOTICE: - $note = 'PHP Notice'; - break; - default: - $note = 'Unknown Error'; - break; + return $this->label; } - error_log("$note: $message in $file on line $line", 0); - return $message; - } - - /** - * If a file has been cached, retrieve and display it. - * - * This is most useful for caching images (get_favicon(), etc.), - * however it works for all cached files. This WILL NOT display ANY - * file/image/page/whatever, but rather only display what has already - * been cached by SimplePie. - * - * @access public - * @see SimplePie::get_favicon() - * @param str $identifier_url URL that is used to identify the content. - * This may or may not be the actual URL of the live content. - * @param str $cache_location Location of SimplePie's cache. Defaults - * to './cache'. - * @param str $cache_extension The file extension that the file was - * cached with. Defaults to 'spc'. - * @param str $cache_class Name of the cache-handling class being used - * in SimplePie. Defaults to 'SimplePie_Cache', and should be left - * as-is unless you've overloaded the class. - * @param str $cache_name_function Function that converts the filename - * for saving. Defaults to 'md5'. - */ - function display_cached_file($identifier_url, $cache_location = './cache', $cache_extension = 'spc', $cache_class = 'SimplePie_Cache', $cache_name_function = 'md5') - { - $cache =& new $cache_class($cache_location, call_user_func($cache_name_function, $identifier_url), $cache_extension); - - if ($file = $cache->load()) + else { - header('Content-type:' . $file['headers']['content-type']); - header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 604800) . ' GMT'); // 7 days - echo $file['body']; - exit; + return null; } + } +} - die('Cached file for ' . $identifier_url . ' cannot be found.'); +class SimplePie_Rating +{ + var $scheme; + var $value; + + // Constructor, used to input the data + function SimplePie_Rating($scheme = null, $value = null) + { + $this->scheme = $scheme; + $this->value = $value; } - function fix_protocol($url, $http = 1) + function __toString() { - $url = SimplePie_Misc::normalize_url($url); - $parsed = SimplePie_Misc::parse_url($url); - if ($parsed['scheme'] !== '' && $parsed['scheme'] != 'http' && $parsed['scheme'] != 'https') - { - return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['authority'], $parsed['path'], $parsed['query'], $parsed['fragment']), $http); - } - - if ($parsed['scheme'] === '' && $parsed['authority'] === '' && !file_exists($url)) - { - return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['path'], '', $parsed['query'], $parsed['fragment']), $http); - } + // There is no $this->data here + return md5(serialize($this)); + } - if ($http == 2 && $parsed['scheme'] !== '') - { - return "feed:$url"; - } - elseif ($http == 3 && strtolower($parsed['scheme']) == 'http') - { - return substr_replace($url, 'podcast', 0, 4); - } - elseif ($http == 4 && strtolower($parsed['scheme']) == 'http') + function get_scheme() + { + if ($this->scheme !== null) { - return substr_replace($url, 'itpc', 0, 4); + return $this->scheme; } else { - return $url; + return null; } } - function parse_url($url) + function get_value() { - static $cache = array(); - if (isset($cache[$url])) - { - return $cache[$url]; - } - elseif (preg_match('/^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?$/', $url, $match)) + if ($this->value !== null) { - for ($i = count($match); $i <= 9; $i++) - { - $match[$i] = ''; - } - return $cache[$url] = array('scheme' => $match[2], 'authority' => $match[4], 'path' => $match[5], 'query' => $match[7], 'fragment' => $match[9]); + return $this->value; } else { - return $cache[$url] = array('scheme' => '', 'authority' => '', 'path' => '', 'query' => '', 'fragment' => ''); + return null; } } +} - function compress_parse_url($scheme = '', $authority = '', $path = '', $query = '', $fragment = '') +class SimplePie_Restriction +{ + var $relationship; + var $type; + var $value; + + // Constructor, used to input the data + function SimplePie_Restriction($relationship = null, $type = null, $value = null) { - $return = ''; - if ($scheme !== '') - { - $return .= "$scheme:"; - } - if ($authority !== '') - { - $return .= "//$authority"; - } - if ($path !== '') - { - $return .= $path; - } - if ($query !== '') - { - $return .= "?$query"; - } - if ($fragment !== '') - { - $return .= "#$fragment"; - } - return $return; + $this->relationship = $relationship; + $this->type = $type; + $this->value = $value; } - function normalize_url($url) + function __toString() { - $url = preg_replace_callback('/%([0-9A-Fa-f]{2})/', array('SimplePie_Misc', 'percent_encoding_normalization'), $url); - $url = SimplePie_Misc::parse_url($url); - $url['scheme'] = strtolower($url['scheme']); - if ($url['authority'] !== '') - { - $url['authority'] = strtolower($url['authority']); - $url['path'] = SimplePie_Misc::remove_dot_segments($url['path']); - } - return SimplePie_Misc::compress_parse_url($url['scheme'], $url['authority'], $url['path'], $url['query'], $url['fragment']); + // There is no $this->data here + return md5(serialize($this)); } - function percent_encoding_normalization($match) + function get_relationship() { - $integer = hexdec($match[1]); - if ($integer >= 0x41 && $integer <= 0x5A || $integer >= 0x61 && $integer <= 0x7A || $integer >= 0x30 && $integer <= 0x39 || $integer == 0x2D || $integer == 0x2E || $integer == 0x5F || $integer == 0x7E) + if ($this->relationship !== null) { - return chr($integer); + return $this->relationship; } else { - return strtoupper($match[0]); + return null; } } - /** - * Remove bad UTF-8 bytes - * - * PCRE Pattern to locate bad bytes in a UTF-8 string comes from W3C - * FAQ: Multilingual Forms (modified to include full ASCII range) - * - * @author Geoffrey Sneddon - * @see http://www.w3.org/International/questions/qa-forms-utf-8 - * @param string $str String to remove bad UTF-8 bytes from - * @return string UTF-8 string - */ - function utf8_bad_replace($str) + function get_type() { - if (function_exists('iconv')) - { - return iconv('UTF-8', 'UTF-8//IGNORE', $str); - } - elseif (function_exists('mb_convert_encoding')) - { - return mb_convert_encoding($str, 'UTF-8', 'UTF-8'); - } - elseif (preg_match_all('/([\x00-\x7F]|[\xC2-\xDF][\x80-\xBF]|\xE0[\xA0-\xBF][\x80-\xBF]|[\xE1-\xEC\xEE\xEF][\x80-\xBF]{2}|\xED[\x80-\x9F][\x80-\xBF]|\xF0[\x90-\xBF][\x80-\xBF]{2}|[\xF1-\xF3][\x80-\xBF]{3}|\xF4[\x80-\x8F][\x80-\xBF]{2})/', $str, $matches)) - { - return implode("\xEF\xBF\xBD", $matches[0]); - } - elseif ($str !== '') + if ($this->type !== null) { - return "\xEF\xBF\xBD"; + return $this->type; } else { - return ''; + return null; } } - function change_encoding($data, $input, $output) + function get_value() { - $input = SimplePie_Misc::encoding($input); - $output = SimplePie_Misc::encoding($output); - - if (function_exists('iconv') && ($return = @iconv($input, "$output//IGNORE", $data))) - { - return $return; - } - elseif (function_exists('iconv') && ($return = @iconv($input, $output, $data))) - { - return $return; - } - elseif (function_exists('mb_convert_encoding') && ($return = @mb_convert_encoding($data, $output, $input))) - { - return $return; - } - elseif ($input == 'ISO-8859-1' && $output == 'UTF-8') + if ($this->value !== null) { - return utf8_encode($data); + return $this->value; } - elseif ($input == 'UTF-8' && $output == 'ISO-8859-1') + else { - return utf8_decode($data); + return null; } - return $data; } +} - function encoding($encoding) +/** + * @todo Move to properly supporting RFC2616 (HTTP/1.1) + */ +class SimplePie_File +{ + var $url; + var $useragent; + var $success = true; + var $headers = array(); + var $body; + var $status_code; + var $redirects = 0; + var $error; + var $method = SIMPLEPIE_FILE_SOURCE_NONE; + + function SimplePie_File($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false) { - // Character sets are case-insensitive (though we'll return them in the form given in their registration) - switch (strtoupper($encoding)) + if (class_exists('idna_convert')) { - case 'ANSI_X3.4-1968': - case 'ISO-IR-6': - case 'ANSI_X3.4-1986': - case 'ISO_646.IRV:1991': - case 'ASCII': - case 'ISO646-US': - case 'US-ASCII': - case 'US': - case 'IBM367': - case 'CP367': - case 'CSASCII': - return 'US-ASCII'; - - case 'ISO_8859-1:1987': - case 'ISO-IR-100': - case 'ISO_8859-1': - case 'ISO-8859-1': - case 'LATIN1': - case 'L1': - case 'IBM819': - case 'CP819': - case 'CSISOLATIN1': - return 'ISO-8859-1'; - - case 'ISO_8859-2:1987': - case 'ISO-IR-101': - case 'ISO_8859-2': - case 'ISO-8859-2': - case 'LATIN2': - case 'L2': - case 'CSISOLATIN2': - return 'ISO-8859-2'; - - case 'ISO_8859-3:1988': - case 'ISO-IR-109': - case 'ISO_8859-3': - case 'ISO-8859-3': - case 'LATIN3': - case 'L3': - case 'CSISOLATIN3': - return 'ISO-8859-3'; - - case 'ISO_8859-4:1988': - case 'ISO-IR-110': - case 'ISO_8859-4': - case 'ISO-8859-4': - case 'LATIN4': - case 'L4': - case 'CSISOLATIN4': - return 'ISO-8859-4'; - - case 'ISO_8859-5:1988': - case 'ISO-IR-144': - case 'ISO_8859-5': - case 'ISO-8859-5': - case 'CYRILLIC': - case 'CSISOLATINCYRILLIC': - return 'ISO-8859-5'; + $idn =& new idna_convert; + $parsed = SimplePie_Misc::parse_url($url); + $url = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']); + } + $this->url = $url; + $this->useragent = $useragent; + if (preg_match('/^http(s)?:\/\//i', $url)) + { + if ($useragent === null) + { + $useragent = ini_get('user_agent'); + $this->useragent = $useragent; + } + if (!is_array($headers)) + { + $headers = array(); + } + if (!$force_fsockopen && function_exists('curl_exec')) + { + $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_CURL; + $fp = curl_init(); + $headers2 = array(); + foreach ($headers as $key => $value) + { + $headers2[] = "$key: $value"; + } + if (version_compare(SimplePie_Misc::get_curl_version(), '7.10.5', '>=')) + { + curl_setopt($fp, CURLOPT_ENCODING, ''); + } + curl_setopt($fp, CURLOPT_URL, $url); + curl_setopt($fp, CURLOPT_HEADER, 1); + curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1); + curl_setopt($fp, CURLOPT_TIMEOUT, $timeout); + curl_setopt($fp, CURLOPT_CONNECTTIMEOUT, $timeout); + curl_setopt($fp, CURLOPT_REFERER, $url); + curl_setopt($fp, CURLOPT_USERAGENT, $useragent); + curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2); + if (!ini_get('open_basedir') && !ini_get('safe_mode') && version_compare(SimplePie_Misc::get_curl_version(), '7.15.2', '>=')) + { + curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1); + curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects); + } - case 'ISO_8859-6:1987': - case 'ISO-IR-127': - case 'ISO_8859-6': - case 'ISO-8859-6': - case 'ECMA-114': - case 'ASMO-708': - case 'ARABIC': - case 'CSISOLATINARABIC': - return 'ISO-8859-6'; + $this->headers = curl_exec($fp); + if (curl_errno($fp) == 23 || curl_errno($fp) == 61) + { + curl_setopt($fp, CURLOPT_ENCODING, 'none'); + $this->headers = curl_exec($fp); + } + if (curl_errno($fp)) + { + $this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp); + $this->success = false; + } + else + { + $info = curl_getinfo($fp); + curl_close($fp); + $this->headers = explode("\r\n\r\n", $this->headers, $info['redirect_count'] + 1); + $this->headers = array_pop($this->headers); + $parser =& new SimplePie_HTTP_Parser($this->headers); + if ($parser->parse()) + { + $this->headers = $parser->headers; + $this->body = $parser->body; + $this->status_code = $parser->status_code; + if (($this->status_code == 300 || $this->status_code == 301 || $this->status_code == 302 || $this->status_code == 303 || $this->status_code == 307 || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects) + { + $this->redirects++; + $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url); + return $this->SimplePie_File($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen); + } + } + } + } + else + { + $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_FSOCKOPEN; + $url_parts = parse_url($url); + if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) == 'https') + { + $url_parts['host'] = "ssl://$url_parts[host]"; + $url_parts['port'] = 443; + } + if (!isset($url_parts['port'])) + { + $url_parts['port'] = 80; + } + $fp = @fsockopen($url_parts['host'], $url_parts['port'], $errno, $errstr, $timeout); + if (!$fp) + { + $this->error = 'fsockopen error: ' . $errstr; + $this->success = false; + } + else + { + stream_set_timeout($fp, $timeout); + if (isset($url_parts['path'])) + { + if (isset($url_parts['query'])) + { + $get = "$url_parts[path]?$url_parts[query]"; + } + else + { + $get = $url_parts['path']; + } + } + else + { + $get = '/'; + } + $out = "GET $get HTTP/1.0\r\n"; + $out .= "Host: $url_parts[host]\r\n"; + $out .= "User-Agent: $useragent\r\n"; + if (function_exists('gzinflate')) + { + $out .= "Accept-Encoding: gzip,deflate\r\n"; + } - case 'ISO_8859-7:1987': - case 'ISO-IR-126': - case 'ISO_8859-7': - case 'ISO-8859-7': - case 'ELOT_928': - case 'ECMA-118': - case 'GREEK': - case 'GREEK8': - case 'CSISOLATINGREEK': - return 'ISO-8859-7'; + if (isset($url_parts['user']) && isset($url_parts['pass'])) + { + $out .= "Authorization: Basic " . base64_encode("$url_parts[user]:$url_parts[pass]") . "\r\n"; + } + foreach ($headers as $key => $value) + { + $out .= "$key: $value\r\n"; + } + $out .= "Connection: Close\r\n\r\n"; + fwrite($fp, $out); - case 'ISO_8859-8:1988': - case 'ISO-IR-138': - case 'ISO_8859-8': - case 'ISO-8859-8': - case 'HEBREW': - case 'CSISOLATINHEBREW': - return 'ISO-8859-8'; + $info = stream_get_meta_data($fp); - case 'ISO_8859-9:1989': - case 'ISO-IR-148': - case 'ISO_8859-9': - case 'ISO-8859-9': - case 'LATIN5': - case 'L5': - case 'CSISOLATIN5': - return 'ISO-8859-9'; + $this->headers = ''; + while (!$info['eof'] && !$info['timed_out']) + { + $this->headers .= fread($fp, 1160); + $info = stream_get_meta_data($fp); + } + if (!$info['timed_out']) + { + $parser =& new SimplePie_HTTP_Parser($this->headers); + if ($parser->parse()) + { + $this->headers = $parser->headers; + $this->body = $parser->body; + $this->status_code = $parser->status_code; + if (($this->status_code == 300 || $this->status_code == 301 || $this->status_code == 302 || $this->status_code == 303 || $this->status_code == 307 || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects) + { + $this->redirects++; + $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url); + return $this->SimplePie_File($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen); + } + if (isset($this->headers['content-encoding']) && ($this->headers['content-encoding'] == 'gzip' || $this->headers['content-encoding'] == 'deflate')) + { + if (substr($this->body, 0, 8) == "\x1f\x8b\x08\x00\x00\x00\x00\x00") + { + $this->body = substr($this->body, 10); + } + $this->body = gzinflate($this->body); + } + } + } + else + { + $this->error = 'fsocket timed out'; + $this->success = false; + } + fclose($fp); + } + } + } + else + { + $this->method = SIMPLEPIE_FILE_SOURCE_LOCAL | SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS; + if (!$this->body = file_get_contents($url)) + { + $this->error = 'file_get_contents could not read the file'; + $this->success = false; + } + } + } +} - case 'ISO-8859-10': - case 'ISO-IR-157': - case 'L6': - case 'ISO_8859-10:1992': - case 'CSISOLATIN6': - case 'LATIN6': - return 'ISO-8859-10'; +/** + * HTTP Response Parser + * + * @package SimplePie + */ +class SimplePie_HTTP_Parser +{ + /** + * HTTP Version + * + * @access public + * @var float + */ + var $http_version = 0.0; - case 'ISO_6937-2-ADD': - case 'ISO-IR-142': - case 'CSISOTEXTCOMM': - return 'ISO_6937-2-add'; + /** + * Status code + * + * @access public + * @var int + */ + var $status_code = 0; - case 'JIS_X0201': - case 'X0201': - case 'CSHALFWIDTHKATAKANA': - return 'JIS_X0201'; + /** + * Reason phrase + * + * @access public + * @var string + */ + var $reason = ''; - case 'JIS_ENCODING': - case 'CSJISENCODING': - return 'JIS_Encoding'; + /** + * Key/value pairs of the headers + * + * @access public + * @var array + */ + var $headers = array(); - case 'SHIFT_JIS': - case 'MS_KANJI': - case 'CSSHIFTJIS': - return 'Shift_JIS'; + /** + * Body of the response + * + * @access public + * @var string + */ + var $body = ''; - case 'EXTENDED_UNIX_CODE_PACKED_FORMAT_FOR_JAPANESE': - case 'CSEUCPKDFMTJAPANESE': - case 'EUC-JP': - return 'EUC-JP'; + /** + * Current state of the state machine + * + * @access private + * @var string + */ + var $state = 'http_version'; - case 'EXTENDED_UNIX_CODE_FIXED_WIDTH_FOR_JAPANESE': - case 'CSEUCFIXWIDJAPANESE': - return 'Extended_UNIX_Code_Fixed_Width_for_Japanese'; + /** + * Input data + * + * @access private + * @var string + */ + var $data = ''; - case 'BS_4730': - case 'ISO-IR-4': - case 'ISO646-GB': - case 'GB': - case 'UK': - case 'CSISO4UNITEDKINGDOM': - return 'BS_4730'; + /** + * Input data length (to avoid calling strlen() everytime this is needed) + * + * @access private + * @var int + */ + var $data_length = 0; - case 'SEN_850200_C': - case 'ISO-IR-11': - case 'ISO646-SE2': - case 'SE2': - case 'CSISO11SWEDISHFORNAMES': - return 'SEN_850200_C'; + /** + * Current position of the pointer + * + * @var int + * @access private + */ + var $position = 0; - case 'IT': - case 'ISO-IR-15': - case 'ISO646-IT': - case 'CSISO15ITALIAN': - return 'IT'; + /** + * Name of the hedaer currently being parsed + * + * @access private + * @var string + */ + var $name = ''; - case 'ES': - case 'ISO-IR-17': - case 'ISO646-ES': - case 'CSISO17SPANISH': - return 'ES'; + /** + * Value of the hedaer currently being parsed + * + * @access private + * @var string + */ + var $value = ''; - case 'DIN_66003': - case 'ISO-IR-21': - case 'DE': - case 'ISO646-DE': - case 'CSISO21GERMAN': - return 'DIN_66003'; + /** + * Create an instance of the class with the input data + * + * @access public + * @param string $data Input data + */ + function SimplePie_HTTP_Parser($data) + { + $this->data = $data; + $this->data_length = strlen($this->data); + } - case 'NS_4551-1': - case 'ISO-IR-60': - case 'ISO646-NO': - case 'NO': - case 'CSISO60DANISHNORWEGIAN': - case 'CSISO60NORWEGIAN1': - return 'NS_4551-1'; + /** + * Parse the input data + * + * @access public + * @return bool true on success, false on failure + */ + function parse() + { + while ($this->state && $this->state !== 'emit' && $this->has_data()) + { + $state = $this->state; + $this->$state(); + } + $this->data = ''; + if ($this->state === 'emit') + { + return true; + } + else + { + $this->http_version = ''; + $this->status_code = ''; + $this->reason = ''; + $this->headers = array(); + $this->body = ''; + return false; + } + } - case 'NF_Z_62-010': - case 'ISO-IR-69': - case 'ISO646-FR': - case 'FR': - case 'CSISO69FRENCH': - return 'NF_Z_62-010'; + /** + * Check whether there is data beyond the pointer + * + * @access private + * @return bool true if there is further data, false if not + */ + function has_data() + { + return (bool) ($this->position < $this->data_length); + } - case 'ISO-10646-UTF-1': - case 'CSISO10646UTF1': - return 'ISO-10646-UTF-1'; + /** + * See if the next character is LWS + * + * @access private + * @return bool true if the next character is LWS, false if not + */ + function is_linear_whitespace() + { + return (bool) ($this->data[$this->position] === "\x09" + || $this->data[$this->position] === "\x20" + || ($this->data[$this->position] === "\x0A" + && isset($this->data[$this->position + 1]) + && ($this->data[$this->position + 1] === "\x09" || $this->data[$this->position + 1] === "\x20"))); + } - case 'ISO_646.BASIC:1983': - case 'REF': - case 'CSISO646BASIC1983': - return 'ISO_646.basic:1983'; + /** + * Parse the HTTP version + * + * @access private + */ + function http_version() + { + if (strpos($this->data, "\x0A") !== false && strtoupper(substr($this->data, 0, 5)) === 'HTTP/') + { + $len = strspn($this->data, '0123456789.', 5); + $this->http_version = substr($this->data, 5, $len); + $this->position += 5 + $len; + if (substr_count($this->http_version, '.') <= 1) + { + $this->http_version = (float) $this->http_version; + $this->position += strspn($this->data, "\x09\x20", $this->position); + $this->state = 'status'; + } + else + { + $this->state = false; + } + } + else + { + $this->state = false; + } + } - case 'INVARIANT': - case 'CSINVARIANT': - return 'INVARIANT'; + /** + * Parse the status code + * + * @access private + */ + function status() + { + if ($len = strspn($this->data, '0123456789', $this->position)) + { + $this->status_code = (int) substr($this->data, $this->position, $len); + $this->position += $len; + $this->state = 'reason'; + } + else + { + $this->state = false; + } + } - case 'ISO_646.IRV:1983': - case 'ISO-IR-2': - case 'IRV': - case 'CSISO2INTLREFVERSION': - return 'ISO_646.irv:1983'; + /** + * Parse the reason phrase + * + * @access private + */ + function reason() + { + $len = strcspn($this->data, "\x0A", $this->position); + $this->reason = trim(substr($this->data, $this->position, $len), "\x09\x0D\x20"); + $this->position += $len + 1; + $this->state = 'new_line'; + } - case 'NATS-SEFI': - case 'ISO-IR-8-1': - case 'CSNATSSEFI': - return 'NATS-SEFI'; + /** + * Deal with a new line, shifting data around as needed + * + * @access private + */ + function new_line() + { + $this->value = trim($this->value, "\x0D\x20"); + if ($this->name !== '' && $this->value !== '') + { + $this->name = strtolower($this->name); + if (isset($this->headers[$this->name])) + { + $this->headers[$this->name] .= ', ' . $this->value; + } + else + { + $this->headers[$this->name] = $this->value; + } + } + $this->name = ''; + $this->value = ''; + if (substr($this->data[$this->position], 0, 2) === "\x0D\x0A") + { + $this->position += 2; + $this->state = 'body'; + } + elseif ($this->data[$this->position] === "\x0A") + { + $this->position++; + $this->state = 'body'; + } + else + { + $this->state = 'name'; + } + } - case 'NATS-SEFI-ADD': - case 'ISO-IR-8-2': - case 'CSNATSSEFIADD': - return 'NATS-SEFI-ADD'; + /** + * Parse a header name + * + * @access private + */ + function name() + { + $len = strcspn($this->data, "\x0A:", $this->position); + if (isset($this->data[$this->position + $len])) + { + if ($this->data[$this->position + $len] === "\x0A") + { + $this->position += $len; + $this->state = 'new_line'; + } + else + { + $this->name = substr($this->data, $this->position, $len); + $this->position += $len + 1; + $this->state = 'value'; + } + } + else + { + $this->state = false; + } + } - case 'NATS-DANO': - case 'ISO-IR-9-1': - case 'CSNATSDANO': - return 'NATS-DANO'; + /** + * Parse LWS, replacing consecutive LWS characters with a single space + * + * @access private + */ + function linear_whitespace() + { + do + { + if (substr($this->data, $this->position, 2) === "\x0D\x0A") + { + $this->position += 2; + } + elseif ($this->data[$this->position] === "\x0A") + { + $this->position++; + } + $this->position += strspn($this->data, "\x09\x20", $this->position); + } while ($this->has_data() && $this->is_linear_whitespace()); + $this->value .= "\x20"; + } - case 'NATS-DANO-ADD': - case 'ISO-IR-9-2': - case 'CSNATSDANOADD': - return 'NATS-DANO-ADD'; + /** + * See what state to move to while within non-quoted header values + * + * @access private + */ + function value() + { + if ($this->is_linear_whitespace()) + { + $this->linear_whitespace(); + } + else + { + switch ($this->data[$this->position]) + { + case '"': + $this->position++; + $this->state = 'quote'; + break; - case 'SEN_850200_B': - case 'ISO-IR-10': - case 'FI': - case 'ISO646-FI': - case 'ISO646-SE': - case 'SE': - case 'CSISO10SWEDISH': - return 'SEN_850200_B'; + case "\x0A": + $this->position++; + $this->state = 'new_line'; + break; - case 'KS_C_5601-1987': - case 'ISO-IR-149': - case 'KS_C_5601-1989': - case 'KSC_5601': - case 'KOREAN': - case 'CSKSC56011987': - return 'KS_C_5601-1987'; + default: + $this->state = 'value_char'; + break; + } + } + } - case 'ISO-2022-KR': - case 'CSISO2022KR': - return 'ISO-2022-KR'; + /** + * Parse a header value while outside quotes + * + * @access private + */ + function value_char() + { + $len = strcspn($this->data, "\x09\x20\x0A\"", $this->position); + $this->value .= substr($this->data, $this->position, $len); + $this->position += $len; + $this->state = 'value'; + } - case 'EUC-KR': - case 'CSEUCKR': - return 'EUC-KR'; + /** + * See what state to move to while within quoted header values + * + * @access private + */ + function quote() + { + if ($this->is_linear_whitespace()) + { + $this->linear_whitespace(); + } + else + { + switch ($this->data[$this->position]) + { + case '"': + $this->position++; + $this->state = 'value'; + break; - case 'ISO-2022-JP': - case 'CSISO2022JP': - return 'ISO-2022-JP'; + case "\x0A": + $this->position++; + $this->state = 'new_line'; + break; - case 'ISO-2022-JP-2': - case 'CSISO2022JP2': - return 'ISO-2022-JP-2'; + case '\\': + $this->position++; + $this->state = 'quote_escaped'; + break; - case 'JIS_C6220-1969-JP': - case 'JIS_C6220-1969': - case 'ISO-IR-13': - case 'KATAKANA': - case 'X0201-7': - case 'CSISO13JISC6220JP': - return 'JIS_C6220-1969-jp'; + default: + $this->state = 'quote_char'; + break; + } + } + } - case 'JIS_C6220-1969-RO': - case 'ISO-IR-14': - case 'JP': - case 'ISO646-JP': - case 'CSISO14JISC6220RO': - return 'JIS_C6220-1969-ro'; + /** + * Parse a header value while within quotes + * + * @access private + */ + function quote_char() + { + $len = strcspn($this->data, "\x09\x20\x0A\"\\", $this->position); + $this->value .= substr($this->data, $this->position, $len); + $this->position += $len; + $this->state = 'value'; + } - case 'PT': - case 'ISO-IR-16': - case 'ISO646-PT': - case 'CSISO16PORTUGUESE': - return 'PT'; + /** + * Parse an escaped character within quotes + * + * @access private + */ + function quote_escaped() + { + $this->value .= $this->data[$this->position]; + $this->position++; + $this->state = 'quote'; + } - case 'GREEK7-OLD': - case 'ISO-IR-18': - case 'CSISO18GREEK7OLD': - return 'greek7-old'; + /** + * Parse the body + * + * @access private + */ + function body() + { + $this->body = substr($this->data, $this->position); + $this->state = 'emit'; + } +} - case 'LATIN-GREEK': - case 'ISO-IR-19': - case 'CSISO19LATINGREEK': - return 'latin-greek'; +class SimplePie_Cache +{ + /** + * Don't call the constructor. Please. + * + * @access private + */ + function SimplePie_Cache() + { + trigger_error('Please call SimplePie_Cache::create() instead of the constructor', E_USER_ERROR); + } - case 'NF_Z_62-010_(1973)': - case 'ISO-IR-25': - case 'ISO646-FR1': - case 'CSISO25FRENCH': - return 'NF_Z_62-010_(1973)'; + /** + * Create a new SimplePie_Cache object + * + * @static + * @access public + */ + function create($location, $filename, $extension) + { + return new SimplePie_Cache_File($location, $filename, $extension); + } +} - case 'LATIN-GREEK-1': - case 'ISO-IR-27': - case 'CSISO27LATINGREEK1': - return 'Latin-greek-1'; +class SimplePie_Cache_File +{ + var $location; + var $filename; + var $extension; + var $name; - case 'ISO_5427': - case 'ISO-IR-37': - case 'CSISO5427CYRILLIC': - return 'ISO_5427'; + function SimplePie_Cache_File($location, $filename, $extension) + { + $this->location = $location; + $this->filename = rawurlencode($filename); + $this->extension = rawurlencode($extension); + $this->name = "$location/$this->filename.$this->extension"; + } - case 'JIS_C6226-1978': - case 'ISO-IR-42': - case 'CSISO42JISC62261978': - return 'JIS_C6226-1978'; + function save($data) + { + if (file_exists($this->name) && is_writeable($this->name) || file_exists($this->location) && is_writeable($this->location)) + { + if (is_a($data, 'SimplePie')) + { + $data = $data->data; + } - case 'BS_VIEWDATA': - case 'ISO-IR-47': - case 'CSISO47BSVIEWDATA': - return 'BS_viewdata'; + $data = serialize($data); - case 'INIS': - case 'ISO-IR-49': - case 'CSISO49INIS': - return 'INIS'; + if (function_exists('file_put_contents')) + { + return (bool) file_put_contents($this->name, $data); + } + else + { + $fp = fopen($this->name, 'wb'); + if ($fp) + { + fwrite($fp, $data); + fclose($fp); + return true; + } + } + } + return false; + } - case 'INIS-8': - case 'ISO-IR-50': - case 'CSISO50INIS8': - return 'INIS-8'; - - case 'INIS-CYRILLIC': - case 'ISO-IR-51': - case 'CSISO51INISCYRILLIC': - return 'INIS-cyrillic'; - - case 'ISO_5427:1981': - case 'ISO-IR-54': - case 'ISO5427CYRILLIC1981': - return 'ISO_5427:1981'; - - case 'ISO_5428:1980': - case 'ISO-IR-55': - case 'CSISO5428GREEK': - return 'ISO_5428:1980'; - - case 'GB_1988-80': - case 'ISO-IR-57': - case 'CN': - case 'ISO646-CN': - case 'CSISO57GB1988': - return 'GB_1988-80'; - - case 'GB_2312-80': - case 'ISO-IR-58': - case 'CHINESE': - case 'CSISO58GB231280': - return 'GB_2312-80'; + function load() + { + if (file_exists($this->name) && is_readable($this->name)) + { + return unserialize(file_get_contents($this->name)); + } + return false; + } - case 'NS_4551-2': - case 'ISO646-NO2': - case 'ISO-IR-61': - case 'NO2': - case 'CSISO61NORWEGIAN2': - return 'NS_4551-2'; + function mtime() + { + if (file_exists($this->name)) + { + return filemtime($this->name); + } + return false; + } - case 'VIDEOTEX-SUPPL': - case 'ISO-IR-70': - case 'CSISO70VIDEOTEXSUPP1': - return 'videotex-suppl'; + function touch() + { + if (file_exists($this->name)) + { + return touch($this->name); + } + return false; + } - case 'PT2': - case 'ISO-IR-84': - case 'ISO646-PT2': - case 'CSISO84PORTUGUESE2': - return 'PT2'; + function unlink() + { + if (file_exists($this->name)) + { + return unlink($this->name); + } + return false; + } +} - case 'ES2': - case 'ISO-IR-85': - case 'ISO646-ES2': - case 'CSISO85SPANISH2': - return 'ES2'; +class SimplePie_Misc +{ + function time_hms($seconds) + { + $time = ''; - case 'MSZ_7795.3': - case 'ISO-IR-86': - case 'ISO646-HU': - case 'HU': - case 'CSISO86HUNGARIAN': - return 'MSZ_7795.3'; + $hours = floor($seconds / 3600); + $remainder = $seconds % 3600; + if ($hours > 0) + { + $time .= $hours.':'; + } - case 'JIS_C6226-1983': - case 'ISO-IR-87': - case 'X0208': - case 'JIS_X0208-1983': - case 'CSISO87JISX0208': - return 'JIS_C6226-1983'; + $minutes = floor($remainder / 60); + $seconds = $remainder % 60; + if ($minutes < 10 && $hours > 0) + { + $minutes = '0' . $minutes; + } + if ($seconds < 10) + { + $seconds = '0' . $seconds; + } - case 'GREEK7': - case 'ISO-IR-88': - case 'CSISO88GREEK7': - return 'greek7'; + $time .= $minutes.':'; + $time .= $seconds; - case 'ASMO_449': - case 'ISO_9036': - case 'ARABIC7': - case 'ISO-IR-89': - case 'CSISO89ASMO449': - return 'ASMO_449'; + return $time; + } - case 'ISO-IR-90': - case 'CSISO90': - return 'iso-ir-90'; + function absolutize_url($relative, $base) + { + if ($relative !== '') + { + $relative = SimplePie_Misc::parse_url($relative); + if ($relative['scheme'] !== '') + { + $target = $relative; + } + elseif ($base !== '') + { + $base = SimplePie_Misc::parse_url($base); + $target = SimplePie_Misc::parse_url(''); + if ($relative['authority'] !== '') + { + $target = $relative; + $target['scheme'] = $base['scheme']; + } + else + { + $target['scheme'] = $base['scheme']; + $target['authority'] = $base['authority']; + if ($relative['path'] !== '') + { + if (strpos($relative['path'], '/') === 0) + { + $target['path'] = $relative['path']; + } + elseif ($base['authority'] !== '' && $base['path'] === '') + { + $target['path'] = '/' . $relative['path']; + } + elseif (($last_segment = strrpos($base['path'], '/')) !== false) + { + $target['path'] = substr($base['path'], 0, $last_segment + 1) . $relative['path']; + } + else + { + $target['path'] = $relative['path']; + } + $target['query'] = $relative['query']; + } + else + { + $target['path'] = $base['path']; + if ($relative['query'] !== '') + { + $target['query'] = $relative['query']; + } + elseif ($base['query'] !== '') + { + $target['query'] = $base['query']; + } + } + } + $target['fragment'] = $relative['fragment']; + } + else + { + // No base URL, just return the relative URL + $target = $relative; + } + $return = SimplePie_Misc::compress_parse_url($target['scheme'], $target['authority'], $target['path'], $target['query'], $target['fragment']); + } + else + { + $return = $base; + } + $return = SimplePie_Misc::normalize_url($return); + return $return; + } - case 'JIS_C6229-1984-A': - case 'ISO-IR-91': - case 'JP-OCR-A': - case 'CSISO91JISC62291984A': - return 'JIS_C6229-1984-a'; + function remove_dot_segments($input) + { + $output = ''; + while (strpos($input, './') !== false || strpos($input, '/.') !== false || $input == '.' || $input == '..') + { + // A: If the input buffer begins with a prefix of "../" or "./", then remove that prefix from the input buffer; otherwise, + if (strpos($input, '../') === 0) + { + $input = substr($input, 3); + } + elseif (strpos($input, './') === 0) + { + $input = substr($input, 2); + } + // B: if the input buffer begins with a prefix of "/./" or "/.", where "." is a complete path segment, then replace that prefix with "/" in the input buffer; otherwise, + elseif (strpos($input, '/./') === 0) + { + $input = substr_replace($input, '/', 0, 3); + } + elseif ($input == '/.') + { + $input = '/'; + } + // C: if the input buffer begins with a prefix of "/../" or "/..", where ".." is a complete path segment, then replace that prefix with "/" in the input buffer and remove the last segment and its preceding "/" (if any) from the output buffer; otherwise, + elseif (strpos($input, '/../') === 0) + { + $input = substr_replace($input, '/', 0, 4); + $output = substr_replace($output, '', strrpos($output, '/')); + } + elseif ($input == '/..') + { + $input = '/'; + $output = substr_replace($output, '', strrpos($output, '/')); + } + // D: if the input buffer consists only of "." or "..", then remove that from the input buffer; otherwise, + elseif ($input == '.' || $input == '..') + { + $input = ''; + } + // E: move the first path segment in the input buffer to the end of the output buffer, including the initial "/" character (if any) and any subsequent characters up to, but not including, the next "/" character or the end of the input buffer + elseif (($pos = strpos($input, '/', 1)) !== false) + { + $output .= substr($input, 0, $pos); + $input = substr_replace($input, '', 0, $pos); + } + else + { + $output .= $input; + $input = ''; + } + } + return $output . $input; + } - case 'JIS_C6229-1984-B': - case 'ISO-IR-92': - case 'ISO646-JP-OCR-B': - case 'JP-OCR-B': - case 'CSISO92JISC62991984B': - return 'JIS_C6229-1984-b'; + function get_element($realname, $string) + { + $return = array(); + $name = preg_quote($realname, '/'); + if (preg_match_all("/<($name)" . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . "(>(.*)<\/$name>|(\/)?>)/siU", $string, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) + { + for ($i = 0, $total_matches = count($matches); $i < $total_matches; $i++) + { + $return[$i]['tag'] = $realname; + $return[$i]['full'] = $matches[$i][0][0]; + $return[$i]['offset'] = $matches[$i][0][1]; + if (strlen($matches[$i][3][0]) <= 2) + { + $return[$i]['self_closing'] = true; + } + else + { + $return[$i]['self_closing'] = false; + $return[$i]['content'] = $matches[$i][4][0]; + } + $return[$i]['attribs'] = array(); + if (isset($matches[$i][2][0]) && preg_match_all('/[\x09\x0A\x0B\x0C\x0D\x20]+([^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3D\x3E]*)(?:[\x09\x0A\x0B\x0C\x0D\x20]*=[\x09\x0A\x0B\x0C\x0D\x20]*(?:"([^"]*)"|\'([^\']*)\'|([^\x09\x0A\x0B\x0C\x0D\x20\x22\x27\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x3E]*)?))?/', ' ' . $matches[$i][2][0] . ' ', $attribs, PREG_SET_ORDER)) + { + for ($j = 0, $total_attribs = count($attribs); $j < $total_attribs; $j++) + { + if (count($attribs[$j]) == 2) + { + $attribs[$j][2] = $attribs[$j][1]; + } + $return[$i]['attribs'][strtolower($attribs[$j][1])]['data'] = SimplePie_Misc::entities_decode(end($attribs[$j]), 'UTF-8'); + } + } + } + } + return $return; + } - case 'JIS_C6229-1984-B-ADD': - case 'ISO-IR-93': - case 'JP-OCR-B-ADD': - case 'CSISO93JIS62291984BADD': - return 'JIS_C6229-1984-b-add'; + function element_implode($element) + { + $full = "<$element[tag]"; + foreach ($element['attribs'] as $key => $value) + { + $key = strtolower($key); + $full .= " $key=\"" . htmlspecialchars($value['data']) . '"'; + } + if ($element['self_closing']) + { + $full .= ' />'; + } + else + { + $full .= ">$element[content]"; + } + return $full; + } - case 'JIS_C6229-1984-HAND': - case 'ISO-IR-94': - case 'JP-OCR-HAND': - case 'CSISO94JIS62291984HAND': - return 'JIS_C6229-1984-hand'; + function error($message, $level, $file, $line) + { + switch ($level) + { + case E_USER_ERROR: + $note = 'PHP Error'; + break; + case E_USER_WARNING: + $note = 'PHP Warning'; + break; + case E_USER_NOTICE: + $note = 'PHP Notice'; + break; + default: + $note = 'Unknown Error'; + break; + } + error_log("$note: $message in $file on line $line", 0); + return $message; + } - case 'JIS_C6229-1984-HAND-ADD': - case 'ISO-IR-95': - case 'JP-OCR-HAND-ADD': - case 'CSISO95JIS62291984HANDADD': - return 'JIS_C6229-1984-hand-add'; + /** + * If a file has been cached, retrieve and display it. + * + * This is most useful for caching images (get_favicon(), etc.), + * however it works for all cached files. This WILL NOT display ANY + * file/image/page/whatever, but rather only display what has already + * been cached by SimplePie. + * + * @access public + * @see SimplePie::get_favicon() + * @param str $identifier_url URL that is used to identify the content. + * This may or may not be the actual URL of the live content. + * @param str $cache_location Location of SimplePie's cache. Defaults + * to './cache'. + * @param str $cache_extension The file extension that the file was + * cached with. Defaults to 'spc'. + * @param str $cache_class Name of the cache-handling class being used + * in SimplePie. Defaults to 'SimplePie_Cache', and should be left + * as-is unless you've overloaded the class. + * @param str $cache_name_function Obsolete. Exists for backwards + * compatibility reasons only. + */ + function display_cached_file($identifier_url, $cache_location = './cache', $cache_extension = 'spc', $cache_class = 'SimplePie_Cache', $cache_name_function = 'md5') + { + $cache = call_user_func(array($cache_class, 'create'), $cache_location, $identifier_url, $cache_extension); - case 'JIS_C6229-1984-KANA': - case 'ISO-IR-96': - case 'CSISO96JISC62291984KANA': - return 'JIS_C6229-1984-kana'; + if ($file = $cache->load()) + { + if (isset($file['headers']['content-type'])) + { + header('Content-type:' . $file['headers']['content-type']); + } + else + { + header('Content-type: application/octet-stream'); + } + header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 604800) . ' GMT'); // 7 days + echo $file['body']; + exit; + } - case 'ISO_2033-1983': - case 'ISO-IR-98': - case 'E13B': - case 'CSISO2033': - return 'ISO_2033-1983'; + die('Cached file for ' . $identifier_url . ' cannot be found.'); + } - case 'ANSI_X3.110-1983': - case 'ISO-IR-99': - case 'CSA_T500-1983': - case 'NAPLPS': - case 'CSISO99NAPLPS': - return 'ANSI_X3.110-1983'; + function fix_protocol($url, $http = 1) + { + $url = SimplePie_Misc::normalize_url($url); + $parsed = SimplePie_Misc::parse_url($url); + if ($parsed['scheme'] !== '' && $parsed['scheme'] != 'http' && $parsed['scheme'] != 'https') + { + return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['authority'], $parsed['path'], $parsed['query'], $parsed['fragment']), $http); + } - case 'T.61-7BIT': - case 'ISO-IR-102': - case 'CSISO102T617BIT': - return 'T.61-7bit'; + if ($parsed['scheme'] === '' && $parsed['authority'] === '' && !file_exists($url)) + { + return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['path'], '', $parsed['query'], $parsed['fragment']), $http); + } - case 'T.61-8BIT': - case 'T.61': - case 'ISO-IR-103': - case 'CSISO103T618BIT': - return 'T.61-8bit'; + if ($http == 2 && $parsed['scheme'] !== '') + { + return "feed:$url"; + } + elseif ($http == 3 && strtolower($parsed['scheme']) == 'http') + { + return substr_replace($url, 'podcast', 0, 4); + } + elseif ($http == 4 && strtolower($parsed['scheme']) == 'http') + { + return substr_replace($url, 'itpc', 0, 4); + } + else + { + return $url; + } + } - case 'ECMA-CYRILLIC': - case 'ISO-IR-111': - case 'KOI8-E': - case 'CSISO111ECMACYRILLIC': - return 'ECMA-cyrillic'; + function parse_url($url) + { + static $cache = array(); + if (isset($cache[$url])) + { + return $cache[$url]; + } + elseif (preg_match('/^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?$/', $url, $match)) + { + for ($i = count($match); $i <= 9; $i++) + { + $match[$i] = ''; + } + return $cache[$url] = array('scheme' => $match[2], 'authority' => $match[4], 'path' => $match[5], 'query' => $match[7], 'fragment' => $match[9]); + } + else + { + return $cache[$url] = array('scheme' => '', 'authority' => '', 'path' => '', 'query' => '', 'fragment' => ''); + } + } - case 'CSA_Z243.4-1985-1': - case 'ISO-IR-121': - case 'ISO646-CA': - case 'CSA7-1': - case 'CA': - case 'CSISO121CANADIAN1': - return 'CSA_Z243.4-1985-1'; + function compress_parse_url($scheme = '', $authority = '', $path = '', $query = '', $fragment = '') + { + $return = ''; + if ($scheme !== '') + { + $return .= "$scheme:"; + } + if ($authority !== '') + { + $return .= "//$authority"; + } + if ($path !== '') + { + $return .= $path; + } + if ($query !== '') + { + $return .= "?$query"; + } + if ($fragment !== '') + { + $return .= "#$fragment"; + } + return $return; + } - case 'CSA_Z243.4-1985-2': - case 'ISO-IR-122': - case 'ISO646-CA2': - case 'CSA7-2': - case 'CSISO122CANADIAN2': - return 'CSA_Z243.4-1985-2'; + function normalize_url($url) + { + $url = preg_replace_callback('/%([0-9A-Fa-f]{2})/', array('SimplePie_Misc', 'percent_encoding_normalization'), $url); + $url = SimplePie_Misc::parse_url($url); + $url['scheme'] = strtolower($url['scheme']); + if ($url['authority'] !== '') + { + $url['authority'] = strtolower($url['authority']); + $url['path'] = SimplePie_Misc::remove_dot_segments($url['path']); + } + return SimplePie_Misc::compress_parse_url($url['scheme'], $url['authority'], $url['path'], $url['query'], $url['fragment']); + } - case 'CSA_Z243.4-1985-GR': - case 'ISO-IR-123': - case 'CSISO123CSAZ24341985GR': - return 'CSA_Z243.4-1985-gr'; - - case 'ISO_8859-6-E': - case 'CSISO88596E': - case 'ISO-8859-6-E': - return 'ISO-8859-6-E'; - - case 'ISO_8859-6-I': - case 'CSISO88596I': - case 'ISO-8859-6-I': - return 'ISO-8859-6-I'; + function percent_encoding_normalization($match) + { + $integer = hexdec($match[1]); + if ($integer >= 0x41 && $integer <= 0x5A || $integer >= 0x61 && $integer <= 0x7A || $integer >= 0x30 && $integer <= 0x39 || $integer == 0x2D || $integer == 0x2E || $integer == 0x5F || $integer == 0x7E) + { + return chr($integer); + } + else + { + return strtoupper($match[0]); + } + } - case 'T.101-G2': - case 'ISO-IR-128': - case 'CSISO128T101G2': - return 'T.101-G2'; + /** + * Remove bad UTF-8 bytes + * + * PCRE Pattern to locate bad bytes in a UTF-8 string comes from W3C + * FAQ: Multilingual Forms (modified to include full ASCII range) + * + * @author Geoffrey Sneddon + * @see http://www.w3.org/International/questions/qa-forms-utf-8 + * @param string $str String to remove bad UTF-8 bytes from + * @return string UTF-8 string + */ + function utf8_bad_replace($str) + { + if (function_exists('iconv') && ($return = @iconv('UTF-8', 'UTF-8//IGNORE', $str))) + { + return $return; + } + elseif (function_exists('mb_convert_encoding') && ($return = @mb_convert_encoding($str, 'UTF-8', 'UTF-8'))) + { + return $return; + } + elseif (preg_match_all('/(?:[\x00-\x7F]|[\xC2-\xDF][\x80-\xBF]|\xE0[\xA0-\xBF][\x80-\xBF]|[\xE1-\xEC\xEE\xEF][\x80-\xBF]{2}|\xED[\x80-\x9F][\x80-\xBF]|\xF0[\x90-\xBF][\x80-\xBF]{2}|[\xF1-\xF3][\x80-\xBF]{3}|\xF4[\x80-\x8F][\x80-\xBF]{2})+/', $str, $matches)) + { + return implode("\xEF\xBF\xBD", $matches[0]); + } + elseif ($str !== '') + { + return "\xEF\xBF\xBD"; + } + else + { + return ''; + } + } + + /** + * Converts a Windows-1252 encoded string to a UTF-8 encoded string + * + * @static + * @access public + * @param string $string Windows-1252 encoded string + * @return string UTF-8 encoded string + */ + function windows_1252_to_utf8($string) + { + static $convert_table = array("\x80" => "\xE2\x82\xAC", "\x81" => "\xEF\xBF\xBD", "\x82" => "\xE2\x80\x9A", "\x83" => "\xC6\x92", "\x84" => "\xE2\x80\x9E", "\x85" => "\xE2\x80\xA6", "\x86" => "\xE2\x80\xA0", "\x87" => "\xE2\x80\xA1", "\x88" => "\xCB\x86", "\x89" => "\xE2\x80\xB0", "\x8A" => "\xC5\xA0", "\x8B" => "\xE2\x80\xB9", "\x8C" => "\xC5\x92", "\x8D" => "\xEF\xBF\xBD", "\x8E" => "\xC5\xBD", "\x8F" => "\xEF\xBF\xBD", "\x90" => "\xEF\xBF\xBD", "\x91" => "\xE2\x80\x98", "\x92" => "\xE2\x80\x99", "\x93" => "\xE2\x80\x9C", "\x94" => "\xE2\x80\x9D", "\x95" => "\xE2\x80\xA2", "\x96" => "\xE2\x80\x93", "\x97" => "\xE2\x80\x94", "\x98" => "\xCB\x9C", "\x99" => "\xE2\x84\xA2", "\x9A" => "\xC5\xA1", "\x9B" => "\xE2\x80\xBA", "\x9C" => "\xC5\x93", "\x9D" => "\xEF\xBF\xBD", "\x9E" => "\xC5\xBE", "\x9F" => "\xC5\xB8", "\xA0" => "\xC2\xA0", "\xA1" => "\xC2\xA1", "\xA2" => "\xC2\xA2", "\xA3" => "\xC2\xA3", "\xA4" => "\xC2\xA4", "\xA5" => "\xC2\xA5", "\xA6" => "\xC2\xA6", "\xA7" => "\xC2\xA7", "\xA8" => "\xC2\xA8", "\xA9" => "\xC2\xA9", "\xAA" => "\xC2\xAA", "\xAB" => "\xC2\xAB", "\xAC" => "\xC2\xAC", "\xAD" => "\xC2\xAD", "\xAE" => "\xC2\xAE", "\xAF" => "\xC2\xAF", "\xB0" => "\xC2\xB0", "\xB1" => "\xC2\xB1", "\xB2" => "\xC2\xB2", "\xB3" => "\xC2\xB3", "\xB4" => "\xC2\xB4", "\xB5" => "\xC2\xB5", "\xB6" => "\xC2\xB6", "\xB7" => "\xC2\xB7", "\xB8" => "\xC2\xB8", "\xB9" => "\xC2\xB9", "\xBA" => "\xC2\xBA", "\xBB" => "\xC2\xBB", "\xBC" => "\xC2\xBC", "\xBD" => "\xC2\xBD", "\xBE" => "\xC2\xBE", "\xBF" => "\xC2\xBF", "\xC0" => "\xC3\x80", "\xC1" => "\xC3\x81", "\xC2" => "\xC3\x82", "\xC3" => "\xC3\x83", "\xC4" => "\xC3\x84", "\xC5" => "\xC3\x85", "\xC6" => "\xC3\x86", "\xC7" => "\xC3\x87", "\xC8" => "\xC3\x88", "\xC9" => "\xC3\x89", "\xCA" => "\xC3\x8A", "\xCB" => "\xC3\x8B", "\xCC" => "\xC3\x8C", "\xCD" => "\xC3\x8D", "\xCE" => "\xC3\x8E", "\xCF" => "\xC3\x8F", "\xD0" => "\xC3\x90", "\xD1" => "\xC3\x91", "\xD2" => "\xC3\x92", "\xD3" => "\xC3\x93", "\xD4" => "\xC3\x94", "\xD5" => "\xC3\x95", "\xD6" => "\xC3\x96", "\xD7" => "\xC3\x97", "\xD8" => "\xC3\x98", "\xD9" => "\xC3\x99", "\xDA" => "\xC3\x9A", "\xDB" => "\xC3\x9B", "\xDC" => "\xC3\x9C", "\xDD" => "\xC3\x9D", "\xDE" => "\xC3\x9E", "\xDF" => "\xC3\x9F", "\xE0" => "\xC3\xA0", "\xE1" => "\xC3\xA1", "\xE2" => "\xC3\xA2", "\xE3" => "\xC3\xA3", "\xE4" => "\xC3\xA4", "\xE5" => "\xC3\xA5", "\xE6" => "\xC3\xA6", "\xE7" => "\xC3\xA7", "\xE8" => "\xC3\xA8", "\xE9" => "\xC3\xA9", "\xEA" => "\xC3\xAA", "\xEB" => "\xC3\xAB", "\xEC" => "\xC3\xAC", "\xED" => "\xC3\xAD", "\xEE" => "\xC3\xAE", "\xEF" => "\xC3\xAF", "\xF0" => "\xC3\xB0", "\xF1" => "\xC3\xB1", "\xF2" => "\xC3\xB2", "\xF3" => "\xC3\xB3", "\xF4" => "\xC3\xB4", "\xF5" => "\xC3\xB5", "\xF6" => "\xC3\xB6", "\xF7" => "\xC3\xB7", "\xF8" => "\xC3\xB8", "\xF9" => "\xC3\xB9", "\xFA" => "\xC3\xBA", "\xFB" => "\xC3\xBB", "\xFC" => "\xC3\xBC", "\xFD" => "\xC3\xBD", "\xFE" => "\xC3\xBE", "\xFF" => "\xC3\xBF"); + + return strtr($string, $convert_table); + } - case 'ISO_8859-8-E': - case 'CSISO88598E': - case 'ISO-8859-8-E': - return 'ISO-8859-8-E'; + function change_encoding($data, $input, $output) + { + $input = SimplePie_Misc::encoding($input); + $output = SimplePie_Misc::encoding($output); + + // We fail to fail on non US-ASCII bytes + if ($input === 'US-ASCII') + { + static $non_ascii_octects = ''; + if (!$non_ascii_octects) + { + for ($i = 0x80; $i <= 0xFF; $i++) + { + $non_ascii_octects .= chr($i); + } + } + $data = substr($data, 0, strcspn($data, $non_ascii_octects)); + } - case 'ISO_8859-8-I': - case 'CSISO88598I': - case 'ISO-8859-8-I': - return 'ISO-8859-8-I'; + if (function_exists('iconv') && ($return = @iconv($input, $output, $data))) + { + return $return; + } + elseif (function_exists('mb_convert_encoding') && ($return = @mb_convert_encoding($data, $output, $input))) + { + return $return; + } + elseif ($input == 'windows-1252' && $output == 'UTF-8') + { + return SimplePie_Misc::windows_1252_to_utf8($data); + } + elseif ($input == 'UTF-8' && $output == 'windows-1252') + { + return utf8_decode($data); + } + return $data; + } + function encoding($encoding) + { + // Character sets are case-insensitive (though we'll return them in the form given in their registration) + switch (strtoupper($encoding)) + { + case 'ANSI_X3.110-1983': + case 'CSA_T500-1983': + case 'CSISO99NAPLPS': + case 'ISO-IR-99': + case 'NAPLPS': + return 'ANSI_X3.110-1983'; + + case 'ARABIC7': + case 'ASMO_449': + case 'CSISO89ASMO449': + case 'ISO-IR-89': + case 'ISO_9036': + return 'ASMO_449'; + + case 'ADOBE-STANDARD-ENCODING': + case 'CSADOBESTANDARDENCODING': + return 'Adobe-Standard-Encoding'; + + case 'ADOBE-SYMBOL-ENCODING': + case 'CSHPPSMATH': + return 'Adobe-Symbol-Encoding'; + + case 'AMI-1251': + case 'AMI1251': + case 'AMIGA-1251': + case 'AMIGA1251': + return 'Amiga-1251'; + + case 'BOCU-1': + case 'CSBOCU-1': + return 'BOCU-1'; + + case 'BRF': + case 'CSBRF': + return 'BRF'; + + case 'BS_4730': + case 'CSISO4UNITEDKINGDOM': + case 'GB': + case 'ISO-IR-4': + case 'ISO646-GB': + case 'UK': + return 'BS_4730'; + + case 'BS_VIEWDATA': + case 'CSISO47BSVIEWDATA': + case 'ISO-IR-47': + return 'BS_viewdata'; + + case 'BIG5': + case 'CSBIG5': + return 'Big5'; + + case 'BIG5-HKSCS': + return 'Big5-HKSCS'; + + case 'CESU-8': + case 'CSCESU-8': + return 'CESU-8'; + + case 'CA': + case 'CSA7-1': + case 'CSA_Z243.4-1985-1': + case 'CSISO121CANADIAN1': + case 'ISO-IR-121': + case 'ISO646-CA': + return 'CSA_Z243.4-1985-1'; + + case 'CSA7-2': + case 'CSA_Z243.4-1985-2': + case 'CSISO122CANADIAN2': + case 'ISO-IR-122': + case 'ISO646-CA2': + return 'CSA_Z243.4-1985-2'; + + case 'CSA_Z243.4-1985-GR': + case 'CSISO123CSAZ24341985GR': + case 'ISO-IR-123': + return 'CSA_Z243.4-1985-gr'; + + case 'CSISO139CSN369103': case 'CSN_369103': case 'ISO-IR-139': - case 'CSISO139CSN369103': return 'CSN_369103'; - - case 'JUS_I.B1.002': - case 'ISO-IR-141': - case 'ISO646-YU': - case 'JS': - case 'YU': - case 'CSISO141JUSIB1002': - return 'JUS_I.B1.002'; - - case 'IEC_P27-1': - case 'ISO-IR-143': - case 'CSISO143IECP271': - return 'IEC_P27-1'; - - case 'JUS_I.B1.003-SERB': - case 'ISO-IR-146': - case 'SERBIAN': - case 'CSISO146SERBIAN': - return 'JUS_I.B1.003-serb'; - - case 'JUS_I.B1.003-MAC': - case 'MACEDONIAN': - case 'ISO-IR-147': - case 'CSISO147MACEDONIAN': - return 'JUS_I.B1.003-mac'; - - case 'GREEK-CCITT': - case 'ISO-IR-150': - case 'CSISO150': - case 'CSISO150GREEKCCITT': - return 'greek-ccitt'; - - case 'NC_NC00-10:81': - case 'CUBA': - case 'ISO-IR-151': - case 'ISO646-CU': - case 'CSISO151CUBA': - return 'NC_NC00-10:81'; - - case 'ISO_6937-2-25': - case 'ISO-IR-152': - case 'CSISO6937ADD': - return 'ISO_6937-2-25'; - - case 'GOST_19768-74': - case 'ST_SEV_358-88': - case 'ISO-IR-153': - case 'CSISO153GOST1976874': - return 'GOST_19768-74'; - - case 'ISO_8859-SUPP': - case 'ISO-IR-154': - case 'LATIN1-2-5': - case 'CSISO8859SUPP': - return 'ISO_8859-supp'; - - case 'ISO_10367-BOX': - case 'ISO-IR-155': - case 'CSISO10367BOX': - return 'ISO_10367-box'; - - case 'LATIN-LAP': - case 'LAP': - case 'ISO-IR-158': - case 'CSISO158LAP': - return 'latin-lap'; - - case 'JIS_X0212-1990': - case 'X0212': - case 'ISO-IR-159': - case 'CSISO159JISX02121990': - return 'JIS_X0212-1990'; - - case 'DS_2089': - case 'DS2089': - case 'ISO646-DK': - case 'DK': - case 'CSISO646DANISH': - return 'DS_2089'; - - case 'US-DK': - case 'CSUSDK': - return 'us-dk'; - - case 'DK-US': - case 'CSDKUS': - return 'dk-us'; - - case 'KSC5636': - case 'ISO646-KR': - case 'CSKSC5636': - return 'KSC5636'; - - case 'UNICODE-1-1-UTF-7': - case 'CSUNICODE11UTF7': - return 'UNICODE-1-1-UTF-7'; - - case 'ISO-2022-CN': - return 'ISO-2022-CN'; - - case 'ISO-2022-CN-EXT': - return 'ISO-2022-CN-EXT'; - - case 'UTF-8': - return 'UTF-8'; - - case 'ISO-8859-13': - return 'ISO-8859-13'; - - case 'ISO-8859-14': - case 'ISO-IR-199': - case 'ISO_8859-14:1998': - case 'ISO_8859-14': - case 'LATIN8': - case 'ISO-CELTIC': - case 'L8': - return 'ISO-8859-14'; - - case 'ISO-8859-15': - case 'ISO_8859-15': - case 'LATIN-9': - return 'ISO-8859-15'; - - case 'ISO-8859-16': - case 'ISO-IR-226': - case 'ISO_8859-16:2001': - case 'ISO_8859-16': - case 'LATIN10': - case 'L10': - return 'ISO-8859-16'; - - case 'GBK': + + case 'CSDECMCS': + case 'DEC': + case 'DEC-MCS': + return 'DEC-MCS'; + + case 'CSISO21GERMAN': + case 'DE': + case 'DIN_66003': + case 'ISO-IR-21': + case 'ISO646-DE': + return 'DIN_66003'; + + case 'CSISO646DANISH': + case 'DK': + case 'DS2089': + case 'DS_2089': + case 'ISO646-DK': + return 'DS_2089'; + + case 'CSIBMEBCDICATDE': + case 'EBCDIC-AT-DE': + return 'EBCDIC-AT-DE'; + + case 'CSEBCDICATDEA': + case 'EBCDIC-AT-DE-A': + return 'EBCDIC-AT-DE-A'; + + case 'CSEBCDICCAFR': + case 'EBCDIC-CA-FR': + return 'EBCDIC-CA-FR'; + + case 'CSEBCDICDKNO': + case 'EBCDIC-DK-NO': + return 'EBCDIC-DK-NO'; + + case 'CSEBCDICDKNOA': + case 'EBCDIC-DK-NO-A': + return 'EBCDIC-DK-NO-A'; + + case 'CSEBCDICES': + case 'EBCDIC-ES': + return 'EBCDIC-ES'; + + case 'CSEBCDICESA': + case 'EBCDIC-ES-A': + return 'EBCDIC-ES-A'; + + case 'CSEBCDICESS': + case 'EBCDIC-ES-S': + return 'EBCDIC-ES-S'; + + case 'CSEBCDICFISE': + case 'EBCDIC-FI-SE': + return 'EBCDIC-FI-SE'; + + case 'CSEBCDICFISEA': + case 'EBCDIC-FI-SE-A': + return 'EBCDIC-FI-SE-A'; + + case 'CSEBCDICFR': + case 'EBCDIC-FR': + return 'EBCDIC-FR'; + + case 'CSEBCDICIT': + case 'EBCDIC-IT': + return 'EBCDIC-IT'; + + case 'CSEBCDICPT': + case 'EBCDIC-PT': + return 'EBCDIC-PT'; + + case 'CSEBCDICUK': + case 'EBCDIC-UK': + return 'EBCDIC-UK'; + + case 'CSEBCDICUS': + case 'EBCDIC-US': + return 'EBCDIC-US'; + + case 'CSISO111ECMACYRILLIC': + case 'ECMA-CYRILLIC': + case 'ISO-IR-111': + case 'KOI8-E': + return 'ECMA-cyrillic'; + + case 'CSISO17SPANISH': + case 'ES': + case 'ISO-IR-17': + case 'ISO646-ES': + return 'ES'; + + case 'CSISO85SPANISH2': + case 'ES2': + case 'ISO-IR-85': + case 'ISO646-ES2': + return 'ES2'; + + case 'CSEUCPKDFMTJAPANESE': + case 'EUC-JP': + case 'EXTENDED_UNIX_CODE_PACKED_FORMAT_FOR_JAPANESE': + return 'EUC-JP'; + + case 'CSEUCKR': + case 'EUC-KR': + return 'EUC-KR'; + + case 'CSEUCFIXWIDJAPANESE': + case 'EXTENDED_UNIX_CODE_FIXED_WIDTH_FOR_JAPANESE': + return 'Extended_UNIX_Code_Fixed_Width_for_Japanese'; + + case 'GB18030': + return 'GB18030'; + + case 'CSGB2312': + case 'GB2312': + return 'GB2312'; + case 'CP936': + case 'GBK': case 'MS936': case 'WINDOWS-936': return 'GBK'; - - case 'GB18030': - return 'GB18030'; - - case 'OSD_EBCDIC_DF04_15': - return 'OSD_EBCDIC_DF04_15'; - - case 'OSD_EBCDIC_DF03_IRV': - return 'OSD_EBCDIC_DF03_IRV'; - - case 'OSD_EBCDIC_DF04_1': - return 'OSD_EBCDIC_DF04_1'; - - case 'ISO-11548-1': - case 'ISO_11548-1': - case 'ISO_TR_11548-1': - case 'CSISO115481': - return 'ISO-11548-1'; - - case 'KZ-1048': - case 'STRK1048-2002': - case 'RK1048': - case 'CSKZ1048': - return 'KZ-1048'; - - case 'ISO-10646-UCS-2': - case 'CSUNICODE': - return 'ISO-10646-UCS-2'; - - case 'ISO-10646-UCS-4': - case 'CSUCS4': - return 'ISO-10646-UCS-4'; - - case 'ISO-10646-UCS-BASIC': - case 'CSUNICODEASCII': - return 'ISO-10646-UCS-Basic'; - - case 'ISO-10646-UNICODE-LATIN1': - case 'CSUNICODELATIN1': - case 'ISO-10646': - return 'ISO-10646-Unicode-Latin1'; - - case 'ISO-10646-J-1': - return 'ISO-10646-J-1'; - - case 'ISO-UNICODE-IBM-1261': - case 'CSUNICODEIBM1261': - return 'ISO-Unicode-IBM-1261'; - - case 'ISO-UNICODE-IBM-1268': - case 'CSUNICODEIBM1268': - return 'ISO-Unicode-IBM-1268'; - - case 'ISO-UNICODE-IBM-1276': - case 'CSUNICODEIBM1276': - return 'ISO-Unicode-IBM-1276'; - - case 'ISO-UNICODE-IBM-1264': - case 'CSUNICODEIBM1264': - return 'ISO-Unicode-IBM-1264'; - - case 'ISO-UNICODE-IBM-1265': - case 'CSUNICODEIBM1265': - return 'ISO-Unicode-IBM-1265'; - - case 'UNICODE-1-1': - case 'CSUNICODE11': - return 'UNICODE-1-1'; - - case 'SCSU': - return 'SCSU'; - - case 'UTF-7': - return 'UTF-7'; - - case 'UTF-16BE': - return 'UTF-16BE'; - - case 'UTF-16LE': - return 'UTF-16LE'; - - case 'UTF-16': - return 'UTF-16'; - - case 'CESU-8': - case 'CSCESU-8': - return 'CESU-8'; - - case 'UTF-32': - return 'UTF-32'; - - case 'UTF-32BE': - return 'UTF-32BE'; - - case 'UTF-32LE': - return 'UTF-32LE'; - - case 'BOCU-1': - case 'CSBOCU-1': - return 'BOCU-1'; - - case 'ISO-8859-1-WINDOWS-3.0-LATIN-1': - case 'CSWINDOWS30LATIN1': - return 'ISO-8859-1-Windows-3.0-Latin-1'; - - case 'ISO-8859-1-WINDOWS-3.1-LATIN-1': - case 'CSWINDOWS31LATIN1': - return 'ISO-8859-1-Windows-3.1-Latin-1'; - - case 'ISO-8859-2-WINDOWS-LATIN-2': - case 'CSWINDOWS31LATIN2': - return 'ISO-8859-2-Windows-Latin-2'; - - case 'ISO-8859-9-WINDOWS-LATIN-5': - case 'CSWINDOWS31LATIN5': - return 'ISO-8859-9-Windows-Latin-5'; - - case 'HP-ROMAN8': - case 'ROMAN8': - case 'R8': - case 'CSHPROMAN8': - return 'hp-roman8'; - - case 'ADOBE-STANDARD-ENCODING': - case 'CSADOBESTANDARDENCODING': - return 'Adobe-Standard-Encoding'; - - case 'VENTURA-US': - case 'CSVENTURAUS': - return 'Ventura-US'; - - case 'VENTURA-INTERNATIONAL': - case 'CSVENTURAINTERNATIONAL': - return 'Ventura-International'; - - case 'DEC-MCS': - case 'DEC': - case 'CSDECMCS': - return 'DEC-MCS'; - - case 'IBM850': - case 'CP850': - case '850': - case 'CSPC850MULTILINGUAL': - return 'IBM850'; - - case 'PC8-DANISH-NORWEGIAN': - case 'CSPC8DANISHNORWEGIAN': - return 'PC8-Danish-Norwegian'; - - case 'IBM862': - case 'CP862': - case '862': - case 'CSPC862LATINHEBREW': - return 'IBM862'; - - case 'PC8-TURKISH': - case 'CSPC8TURKISH': - return 'PC8-Turkish'; - - case 'IBM-SYMBOLS': - case 'CSIBMSYMBOLS': - return 'IBM-Symbols'; - - case 'IBM-THAI': - case 'CSIBMTHAI': - return 'IBM-Thai'; - - case 'HP-LEGAL': + + case 'CN': + case 'CSISO57GB1988': + case 'GB_1988-80': + case 'ISO-IR-57': + case 'ISO646-CN': + return 'GB_1988-80'; + + case 'CHINESE': + case 'CSISO58GB231280': + case 'GB_2312-80': + case 'ISO-IR-58': + return 'GB_2312-80'; + + case 'CSISO153GOST1976874': + case 'GOST_19768-74': + case 'ISO-IR-153': + case 'ST_SEV_358-88': + return 'GOST_19768-74'; + + case 'CSHPDESKTOP': + case 'HP-DESKTOP': + return 'HP-DeskTop'; + case 'CSHPLEGAL': + case 'HP-LEGAL': return 'HP-Legal'; - - case 'HP-PI-FONT': - case 'CSHPPIFONT': - return 'HP-Pi-font'; - - case 'HP-MATH8': + case 'CSHPMATH8': + case 'HP-MATH8': return 'HP-Math8'; - - case 'ADOBE-SYMBOL-ENCODING': - case 'CSHPPSMATH': - return 'Adobe-Symbol-Encoding'; - - case 'HP-DESKTOP': - case 'CSHPDESKTOP': - return 'HP-DeskTop'; - - case 'VENTURA-MATH': - case 'CSVENTURAMATH': - return 'Ventura-Math'; - - case 'MICROSOFT-PUBLISHING': - case 'CSMICROSOFTPUBLISHING': - return 'Microsoft-Publishing'; - - case 'WINDOWS-31J': - case 'CSWINDOWS31J': - return 'Windows-31J'; - - case 'GB2312': - case 'CSGB2312': - return 'GB2312'; - - case 'BIG5': - case 'CSBIG5': - return 'Big5'; - - case 'MACINTOSH': - case 'MAC': - case 'CSMACINTOSH': - return 'macintosh'; - - case 'IBM037': + + case 'CSHPPIFONT': + case 'HP-PI-FONT': + return 'HP-Pi-font'; + + case 'HZ-GB-2312': + return 'HZ-GB-2312'; + + case 'CSIBMSYMBOLS': + case 'IBM-SYMBOLS': + return 'IBM-Symbols'; + + case 'CSIBMTHAI': + case 'IBM-THAI': + return 'IBM-Thai'; + + case 'CCSID00858': + case 'CP00858': + case 'IBM00858': + case 'PC-MULTILINGUAL-850+EURO': + return 'IBM00858'; + + case 'CCSID00924': + case 'CP00924': + case 'EBCDIC-LATIN9--EURO': + case 'IBM00924': + return 'IBM00924'; + + case 'CCSID01140': + case 'CP01140': + case 'EBCDIC-US-37+EURO': + case 'IBM01140': + return 'IBM01140'; + + case 'CCSID01141': + case 'CP01141': + case 'EBCDIC-DE-273+EURO': + case 'IBM01141': + return 'IBM01141'; + + case 'CCSID01142': + case 'CP01142': + case 'EBCDIC-DK-277+EURO': + case 'EBCDIC-NO-277+EURO': + case 'IBM01142': + return 'IBM01142'; + + case 'CCSID01143': + case 'CP01143': + case 'EBCDIC-FI-278+EURO': + case 'EBCDIC-SE-278+EURO': + case 'IBM01143': + return 'IBM01143'; + + case 'CCSID01144': + case 'CP01144': + case 'EBCDIC-IT-280+EURO': + case 'IBM01144': + return 'IBM01144'; + + case 'CCSID01145': + case 'CP01145': + case 'EBCDIC-ES-284+EURO': + case 'IBM01145': + return 'IBM01145'; + + case 'CCSID01146': + case 'CP01146': + case 'EBCDIC-GB-285+EURO': + case 'IBM01146': + return 'IBM01146'; + + case 'CCSID01147': + case 'CP01147': + case 'EBCDIC-FR-297+EURO': + case 'IBM01147': + return 'IBM01147'; + + case 'CCSID01148': + case 'CP01148': + case 'EBCDIC-INTERNATIONAL-500+EURO': + case 'IBM01148': + return 'IBM01148'; + + case 'CCSID01149': + case 'CP01149': + case 'EBCDIC-IS-871+EURO': + case 'IBM01149': + return 'IBM01149'; + case 'CP037': - case 'EBCDIC-CP-US': + case 'CSIBM037': case 'EBCDIC-CP-CA': - case 'EBCDIC-CP-WT': case 'EBCDIC-CP-NL': - case 'CSIBM037': + case 'EBCDIC-CP-US': + case 'EBCDIC-CP-WT': + case 'IBM037': return 'IBM037'; - - case 'IBM038': - case 'EBCDIC-INT': + case 'CP038': case 'CSIBM038': + case 'EBCDIC-INT': + case 'IBM038': return 'IBM038'; - - case 'IBM273': + + case 'CP1026': + case 'CSIBM1026': + case 'IBM1026': + return 'IBM1026'; + + case 'IBM-1047': + case 'IBM1047': + return 'IBM1047'; + case 'CP273': case 'CSIBM273': + case 'IBM273': return 'IBM273'; - - case 'IBM274': - case 'EBCDIC-BE': + case 'CP274': case 'CSIBM274': + case 'EBCDIC-BE': + case 'IBM274': return 'IBM274'; - - case 'IBM275': - case 'EBCDIC-BR': + case 'CP275': case 'CSIBM275': + case 'EBCDIC-BR': + case 'IBM275': return 'IBM275'; - - case 'IBM277': + + case 'CSIBM277': case 'EBCDIC-CP-DK': case 'EBCDIC-CP-NO': - case 'CSIBM277': + case 'IBM277': return 'IBM277'; - - case 'IBM278': + case 'CP278': + case 'CSIBM278': case 'EBCDIC-CP-FI': case 'EBCDIC-CP-SE': - case 'CSIBM278': + case 'IBM278': return 'IBM278'; - - case 'IBM280': + case 'CP280': - case 'EBCDIC-CP-IT': case 'CSIBM280': + case 'EBCDIC-CP-IT': + case 'IBM280': return 'IBM280'; - - case 'IBM281': - case 'EBCDIC-JP-E': + case 'CP281': case 'CSIBM281': + case 'EBCDIC-JP-E': + case 'IBM281': return 'IBM281'; - - case 'IBM284': + case 'CP284': - case 'EBCDIC-CP-ES': case 'CSIBM284': + case 'EBCDIC-CP-ES': + case 'IBM284': return 'IBM284'; - - case 'IBM285': + case 'CP285': - case 'EBCDIC-CP-GB': case 'CSIBM285': + case 'EBCDIC-CP-GB': + case 'IBM285': return 'IBM285'; - - case 'IBM290': + case 'CP290': - case 'EBCDIC-JP-KANA': case 'CSIBM290': - return 'IBM290'; - - case 'IBM297': + case 'EBCDIC-JP-KANA': + case 'IBM290': + return 'IBM290'; + case 'CP297': - case 'EBCDIC-CP-FR': case 'CSIBM297': + case 'EBCDIC-CP-FR': + case 'IBM297': return 'IBM297'; - - case 'IBM420': + case 'CP420': - case 'EBCDIC-CP-AR1': case 'CSIBM420': + case 'EBCDIC-CP-AR1': + case 'IBM420': return 'IBM420'; - - case 'IBM423': + case 'CP423': - case 'EBCDIC-CP-GR': case 'CSIBM423': + case 'EBCDIC-CP-GR': + case 'IBM423': return 'IBM423'; - - case 'IBM424': + case 'CP424': - case 'EBCDIC-CP-HE': case 'CSIBM424': + case 'EBCDIC-CP-HE': + case 'IBM424': return 'IBM424'; - - case 'IBM437': - case 'CP437': + case '437': + case 'CP437': case 'CSPC8CODEPAGE437': + case 'IBM437': return 'IBM437'; - - case 'IBM500': + case 'CP500': + case 'CSIBM500': case 'EBCDIC-CP-BE': case 'EBCDIC-CP-CH': - case 'CSIBM500': + case 'IBM500': return 'IBM500'; - - case 'IBM851': - case 'CP851': + + case 'CP775': + case 'CSPC775BALTIC': + case 'IBM775': + return 'IBM775'; + + case '850': + case 'CP850': + case 'CSPC850MULTILINGUAL': + case 'IBM850': + return 'IBM850'; + case '851': + case 'CP851': case 'CSIBM851': + case 'IBM851': return 'IBM851'; - - case 'IBM852': - case 'CP852': + case '852': + case 'CP852': case 'CSPCP852': + case 'IBM852': return 'IBM852'; - - case 'IBM855': - case 'CP855': + case '855': + case 'CP855': case 'CSIBM855': + case 'IBM855': return 'IBM855'; - - case 'IBM857': - case 'CP857': + case '857': + case 'CP857': case 'CSIBM857': + case 'IBM857': return 'IBM857'; - - case 'IBM860': - case 'CP860': + case '860': + case 'CP860': case 'CSIBM860': + case 'IBM860': return 'IBM860'; - - case 'IBM861': - case 'CP861': + case '861': case 'CP-IS': + case 'CP861': case 'CSIBM861': + case 'IBM861': return 'IBM861'; - - case 'IBM863': - case 'CP863': + + case '862': + case 'CP862': + case 'CSPC862LATINHEBREW': + case 'IBM862': + return 'IBM862'; + case '863': + case 'CP863': case 'CSIBM863': + case 'IBM863': return 'IBM863'; - - case 'IBM864': + case 'CP864': case 'CSIBM864': + case 'IBM864': return 'IBM864'; - - case 'IBM865': - case 'CP865': + case '865': + case 'CP865': case 'CSIBM865': + case 'IBM865': return 'IBM865'; - - case 'IBM868': - case 'CP868': + + case '866': + case 'CP866': + case 'CSIBM866': + case 'IBM866': + return 'IBM866'; + case 'CP-AR': + case 'CP868': case 'CSIBM868': + case 'IBM868': return 'IBM868'; - - case 'IBM869': - case 'CP869': + case '869': case 'CP-GR': + case 'CP869': case 'CSIBM869': + case 'IBM869': return 'IBM869'; - - case 'IBM870': + case 'CP870': + case 'CSIBM870': case 'EBCDIC-CP-ROECE': case 'EBCDIC-CP-YU': - case 'CSIBM870': + case 'IBM870': return 'IBM870'; - - case 'IBM871': + case 'CP871': - case 'EBCDIC-CP-IS': case 'CSIBM871': + case 'EBCDIC-CP-IS': + case 'IBM871': return 'IBM871'; - - case 'IBM880': + case 'CP880': - case 'EBCDIC-CYRILLIC': case 'CSIBM880': + case 'EBCDIC-CYRILLIC': + case 'IBM880': return 'IBM880'; - - case 'IBM891': + case 'CP891': case 'CSIBM891': + case 'IBM891': return 'IBM891'; - - case 'IBM903': + case 'CP903': case 'CSIBM903': + case 'IBM903': return 'IBM903'; - - case 'IBM904': - case 'CP904': + case '904': + case 'CP904': case 'CSIBBM904': + case 'IBM904': return 'IBM904'; - - case 'IBM905': + case 'CP905': - case 'EBCDIC-CP-TR': case 'CSIBM905': + case 'EBCDIC-CP-TR': + case 'IBM905': return 'IBM905'; - - case 'IBM918': + case 'CP918': - case 'EBCDIC-CP-AR2': case 'CSIBM918': + case 'EBCDIC-CP-AR2': + case 'IBM918': return 'IBM918'; - - case 'IBM1026': - case 'CP1026': - case 'CSIBM1026': - return 'IBM1026'; - - case 'EBCDIC-AT-DE': - case 'CSIBMEBCDICATDE': - return 'EBCDIC-AT-DE'; - - case 'EBCDIC-AT-DE-A': - case 'CSEBCDICATDEA': - return 'EBCDIC-AT-DE-A'; - - case 'EBCDIC-CA-FR': - case 'CSEBCDICCAFR': - return 'EBCDIC-CA-FR'; - - case 'EBCDIC-DK-NO': - case 'CSEBCDICDKNO': - return 'EBCDIC-DK-NO'; - - case 'EBCDIC-DK-NO-A': - case 'CSEBCDICDKNOA': - return 'EBCDIC-DK-NO-A'; - - case 'EBCDIC-FI-SE': - case 'CSEBCDICFISE': - return 'EBCDIC-FI-SE'; - - case 'EBCDIC-FI-SE-A': - case 'CSEBCDICFISEA': - return 'EBCDIC-FI-SE-A'; - - case 'EBCDIC-FR': - case 'CSEBCDICFR': - return 'EBCDIC-FR'; - - case 'EBCDIC-IT': - case 'CSEBCDICIT': - return 'EBCDIC-IT'; - - case 'EBCDIC-PT': - case 'CSEBCDICPT': - return 'EBCDIC-PT'; - - case 'EBCDIC-ES': - case 'CSEBCDICES': - return 'EBCDIC-ES'; - - case 'EBCDIC-ES-A': - case 'CSEBCDICESA': - return 'EBCDIC-ES-A'; - - case 'EBCDIC-ES-S': - case 'CSEBCDICESS': - return 'EBCDIC-ES-S'; - - case 'EBCDIC-UK': - case 'CSEBCDICUK': - return 'EBCDIC-UK'; - - case 'EBCDIC-US': - case 'CSEBCDICUS': - return 'EBCDIC-US'; - - case 'UNKNOWN-8BIT': - case 'CSUNKNOWN8BIT': - return 'UNKNOWN-8BIT'; - - case 'MNEMONIC': - case 'CSMNEMONIC': - return 'MNEMONIC'; - - case 'MNEM': - case 'CSMNEM': - return 'MNEM'; - - case 'VISCII': - case 'CSVISCII': - return 'VISCII'; - - case 'VIQR': + + case 'CSISO143IECP271': + case 'IEC_P27-1': + case 'ISO-IR-143': + return 'IEC_P27-1'; + + case 'CSISO49INIS': + case 'INIS': + case 'ISO-IR-49': + return 'INIS'; + + case 'CSISO50INIS8': + case 'INIS-8': + case 'ISO-IR-50': + return 'INIS-8'; + + case 'CSISO51INISCYRILLIC': + case 'INIS-CYRILLIC': + case 'ISO-IR-51': + return 'INIS-cyrillic'; + + case 'CSINVARIANT': + case 'INVARIANT': + return 'INVARIANT'; + + case 'ISO-10646-J-1': + return 'ISO-10646-J-1'; + + case 'CSUNICODE': + case 'ISO-10646-UCS-2': + return 'ISO-10646-UCS-2'; + + case 'CSUCS4': + case 'ISO-10646-UCS-4': + return 'ISO-10646-UCS-4'; + + case 'CSUNICODEASCII': + case 'ISO-10646-UCS-BASIC': + return 'ISO-10646-UCS-Basic'; + + case 'CSISO10646UTF1': + case 'ISO-10646-UTF-1': + return 'ISO-10646-UTF-1'; + + case 'CSUNICODELATIN1': + case 'ISO-10646': + case 'ISO-10646-UNICODE-LATIN1': + return 'ISO-10646-Unicode-Latin1'; + + case 'CSISO115481': + case 'ISO-11548-1': + case 'ISO_11548-1': + case 'ISO_TR_11548-1': + return 'ISO-11548-1'; + + case 'ISO-2022-CN': + return 'ISO-2022-CN'; + + case 'ISO-2022-CN-EXT': + return 'ISO-2022-CN-EXT'; + + case 'CSISO2022JP': + case 'ISO-2022-JP': + return 'ISO-2022-JP'; + + case 'CSISO2022JP2': + case 'ISO-2022-JP-2': + return 'ISO-2022-JP-2'; + + case 'CSISO2022KR': + case 'ISO-2022-KR': + return 'ISO-2022-KR'; + + case 'CSWINDOWS30LATIN1': + case 'ISO-8859-1-WINDOWS-3.0-LATIN-1': + return 'ISO-8859-1-Windows-3.0-Latin-1'; + + case 'CSWINDOWS31LATIN1': + case 'ISO-8859-1-WINDOWS-3.1-LATIN-1': + return 'ISO-8859-1-Windows-3.1-Latin-1'; + + case 'CSISOLATIN6': + case 'ISO-8859-10': + case 'ISO-IR-157': + case 'ISO_8859-10:1992': + case 'L6': + case 'LATIN6': + return 'ISO-8859-10'; + + case 'ISO-8859-13': + return 'ISO-8859-13'; + + case 'ISO-8859-14': + case 'ISO-CELTIC': + case 'ISO-IR-199': + case 'ISO_8859-14': + case 'ISO_8859-14:1998': + case 'L8': + case 'LATIN8': + return 'ISO-8859-14'; + + case 'ISO-8859-15': + case 'ISO_8859-15': + case 'LATIN-9': + return 'ISO-8859-15'; + + case 'ISO-8859-16': + case 'ISO-IR-226': + case 'ISO_8859-16': + case 'ISO_8859-16:2001': + case 'L10': + case 'LATIN10': + return 'ISO-8859-16'; + + case 'CSISOLATIN2': + case 'ISO-8859-2': + case 'ISO-IR-101': + case 'ISO_8859-2': + case 'ISO_8859-2:1987': + case 'L2': + case 'LATIN2': + return 'ISO-8859-2'; + + case 'CSWINDOWS31LATIN2': + case 'ISO-8859-2-WINDOWS-LATIN-2': + return 'ISO-8859-2-Windows-Latin-2'; + + case 'CSISOLATIN3': + case 'ISO-8859-3': + case 'ISO-IR-109': + case 'ISO_8859-3': + case 'ISO_8859-3:1988': + case 'L3': + case 'LATIN3': + return 'ISO-8859-3'; + + case 'CSISOLATIN4': + case 'ISO-8859-4': + case 'ISO-IR-110': + case 'ISO_8859-4': + case 'ISO_8859-4:1988': + case 'L4': + case 'LATIN4': + return 'ISO-8859-4'; + + case 'CSISOLATINCYRILLIC': + case 'CYRILLIC': + case 'ISO-8859-5': + case 'ISO-IR-144': + case 'ISO_8859-5': + case 'ISO_8859-5:1988': + return 'ISO-8859-5'; + + case 'ARABIC': + case 'ASMO-708': + case 'CSISOLATINARABIC': + case 'ECMA-114': + case 'ISO-8859-6': + case 'ISO-IR-127': + case 'ISO_8859-6': + case 'ISO_8859-6:1987': + return 'ISO-8859-6'; + + case 'CSISO88596E': + case 'ISO-8859-6-E': + case 'ISO_8859-6-E': + return 'ISO-8859-6-E'; + + case 'CSISO88596I': + case 'ISO-8859-6-I': + case 'ISO_8859-6-I': + return 'ISO-8859-6-I'; + + case 'CSISOLATINGREEK': + case 'ECMA-118': + case 'ELOT_928': + case 'GREEK': + case 'GREEK8': + case 'ISO-8859-7': + case 'ISO-IR-126': + case 'ISO_8859-7': + case 'ISO_8859-7:1987': + return 'ISO-8859-7'; + + case 'CSISOLATINHEBREW': + case 'HEBREW': + case 'ISO-8859-8': + case 'ISO-IR-138': + case 'ISO_8859-8': + case 'ISO_8859-8:1988': + return 'ISO-8859-8'; + + case 'CSISO88598E': + case 'ISO-8859-8-E': + case 'ISO_8859-8-E': + return 'ISO-8859-8-E'; + + case 'CSISO88598I': + case 'ISO-8859-8-I': + case 'ISO_8859-8-I': + return 'ISO-8859-8-I'; + + case 'CSISOLATIN5': + case 'ISO-8859-9': + case 'ISO-IR-148': + case 'ISO_8859-9': + case 'ISO_8859-9:1989': + case 'L5': + case 'LATIN5': + return 'ISO-8859-9'; + + case 'CSWINDOWS31LATIN5': + case 'ISO-8859-9-WINDOWS-LATIN-5': + return 'ISO-8859-9-Windows-Latin-5'; + + case 'CSUNICODEIBM1261': + case 'ISO-UNICODE-IBM-1261': + return 'ISO-Unicode-IBM-1261'; + + case 'CSUNICODEIBM1264': + case 'ISO-UNICODE-IBM-1264': + return 'ISO-Unicode-IBM-1264'; + + case 'CSUNICODEIBM1265': + case 'ISO-UNICODE-IBM-1265': + return 'ISO-Unicode-IBM-1265'; + + case 'CSUNICODEIBM1268': + case 'ISO-UNICODE-IBM-1268': + return 'ISO-Unicode-IBM-1268'; + + case 'CSUNICODEIBM1276': + case 'ISO-UNICODE-IBM-1276': + return 'ISO-Unicode-IBM-1276'; + + case 'CSISO10367BOX': + case 'ISO-IR-155': + case 'ISO_10367-BOX': + return 'ISO_10367-box'; + + case 'CSISO2033': + case 'E13B': + case 'ISO-IR-98': + case 'ISO_2033-1983': + return 'ISO_2033-1983'; + + case 'CSISO5427CYRILLIC': + case 'ISO-IR-37': + case 'ISO_5427': + return 'ISO_5427'; + + case 'ISO-IR-54': + case 'ISO5427CYRILLIC1981': + case 'ISO_5427:1981': + return 'ISO_5427:1981'; + + case 'CSISO5428GREEK': + case 'ISO-IR-55': + case 'ISO_5428:1980': + return 'ISO_5428:1980'; + + case 'CSISO646BASIC1983': + case 'ISO_646.BASIC:1983': + case 'REF': + return 'ISO_646.basic:1983'; + + case 'CSISO2INTLREFVERSION': + case 'IRV': + case 'ISO-IR-2': + case 'ISO_646.IRV:1983': + return 'ISO_646.irv:1983'; + + case 'CSISO6937ADD': + case 'ISO-IR-152': + case 'ISO_6937-2-25': + return 'ISO_6937-2-25'; + + case 'CSISOTEXTCOMM': + case 'ISO-IR-142': + case 'ISO_6937-2-ADD': + return 'ISO_6937-2-add'; + + case 'CSISO8859SUPP': + case 'ISO-IR-154': + case 'ISO_8859-SUPP': + case 'LATIN1-2-5': + return 'ISO_8859-supp'; + + case 'CSISO15ITALIAN': + case 'ISO-IR-15': + case 'ISO646-IT': + case 'IT': + return 'IT'; + + case 'CSISO13JISC6220JP': + case 'ISO-IR-13': + case 'JIS_C6220-1969': + case 'JIS_C6220-1969-JP': + case 'KATAKANA': + case 'X0201-7': + return 'JIS_C6220-1969-jp'; + + case 'CSISO14JISC6220RO': + case 'ISO-IR-14': + case 'ISO646-JP': + case 'JIS_C6220-1969-RO': + case 'JP': + return 'JIS_C6220-1969-ro'; + + case 'CSISO42JISC62261978': + case 'ISO-IR-42': + case 'JIS_C6226-1978': + return 'JIS_C6226-1978'; + + case 'CSISO87JISX0208': + case 'ISO-IR-87': + case 'JIS_C6226-1983': + case 'JIS_X0208-1983': + case 'X0208': + return 'JIS_C6226-1983'; + + case 'CSISO91JISC62291984A': + case 'ISO-IR-91': + case 'JIS_C6229-1984-A': + case 'JP-OCR-A': + return 'JIS_C6229-1984-a'; + + case 'CSISO92JISC62991984B': + case 'ISO-IR-92': + case 'ISO646-JP-OCR-B': + case 'JIS_C6229-1984-B': + case 'JP-OCR-B': + return 'JIS_C6229-1984-b'; + + case 'CSISO93JIS62291984BADD': + case 'ISO-IR-93': + case 'JIS_C6229-1984-B-ADD': + case 'JP-OCR-B-ADD': + return 'JIS_C6229-1984-b-add'; + + case 'CSISO94JIS62291984HAND': + case 'ISO-IR-94': + case 'JIS_C6229-1984-HAND': + case 'JP-OCR-HAND': + return 'JIS_C6229-1984-hand'; + + case 'CSISO95JIS62291984HANDADD': + case 'ISO-IR-95': + case 'JIS_C6229-1984-HAND-ADD': + case 'JP-OCR-HAND-ADD': + return 'JIS_C6229-1984-hand-add'; + + case 'CSISO96JISC62291984KANA': + case 'ISO-IR-96': + case 'JIS_C6229-1984-KANA': + return 'JIS_C6229-1984-kana'; + + case 'CSJISENCODING': + case 'JIS_ENCODING': + return 'JIS_Encoding'; + + case 'CSHALFWIDTHKATAKANA': + case 'JIS_X0201': + case 'X0201': + return 'JIS_X0201'; + + case 'CSISO159JISX02121990': + case 'ISO-IR-159': + case 'JIS_X0212-1990': + case 'X0212': + return 'JIS_X0212-1990'; + + case 'CSISO141JUSIB1002': + case 'ISO-IR-141': + case 'ISO646-YU': + case 'JS': + case 'JUS_I.B1.002': + case 'YU': + return 'JUS_I.B1.002'; + + case 'CSISO147MACEDONIAN': + case 'ISO-IR-147': + case 'JUS_I.B1.003-MAC': + case 'MACEDONIAN': + return 'JUS_I.B1.003-mac'; + + case 'CSISO146SERBIAN': + case 'ISO-IR-146': + case 'JUS_I.B1.003-SERB': + case 'SERBIAN': + return 'JUS_I.B1.003-serb'; + + case 'KOI7-SWITCHED': + return 'KOI7-switched'; + + case 'CSKOI8R': + case 'KOI8-R': + return 'KOI8-R'; + + case 'KOI8-U': + return 'KOI8-U'; + + case 'CSKSC5636': + case 'ISO646-KR': + case 'KSC5636': + return 'KSC5636'; + + case 'CSKSC56011987': + case 'ISO-IR-149': + case 'KOREAN': + case 'KSC_5601': + case 'KS_C_5601-1987': + case 'KS_C_5601-1989': + return 'KS_C_5601-1987'; + + case 'CSKZ1048': + case 'KZ-1048': + case 'RK1048': + case 'STRK1048-2002': + return 'KZ-1048'; + + case 'CSISO27LATINGREEK1': + case 'ISO-IR-27': + case 'LATIN-GREEK-1': + return 'Latin-greek-1'; + + case 'CSMNEM': + case 'MNEM': + return 'MNEM'; + + case 'CSMNEMONIC': + case 'MNEMONIC': + return 'MNEMONIC'; + + case 'CSISO86HUNGARIAN': + case 'HU': + case 'ISO-IR-86': + case 'ISO646-HU': + case 'MSZ_7795.3': + return 'MSZ_7795.3'; + + case 'CSMICROSOFTPUBLISHING': + case 'MICROSOFT-PUBLISHING': + return 'Microsoft-Publishing'; + + case 'CSNATSDANO': + case 'ISO-IR-9-1': + case 'NATS-DANO': + return 'NATS-DANO'; + + case 'CSNATSDANOADD': + case 'ISO-IR-9-2': + case 'NATS-DANO-ADD': + return 'NATS-DANO-ADD'; + + case 'CSNATSSEFI': + case 'ISO-IR-8-1': + case 'NATS-SEFI': + return 'NATS-SEFI'; + + case 'CSNATSSEFIADD': + case 'ISO-IR-8-2': + case 'NATS-SEFI-ADD': + return 'NATS-SEFI-ADD'; + + case 'CSISO151CUBA': + case 'CUBA': + case 'ISO-IR-151': + case 'ISO646-CU': + case 'NC_NC00-10:81': + return 'NC_NC00-10:81'; + + case 'CSISO69FRENCH': + case 'FR': + case 'ISO-IR-69': + case 'ISO646-FR': + case 'NF_Z_62-010': + return 'NF_Z_62-010'; + + case 'CSISO25FRENCH': + case 'ISO-IR-25': + case 'ISO646-FR1': + case 'NF_Z_62-010_(1973)': + return 'NF_Z_62-010_(1973)'; + + case 'CSISO60DANISHNORWEGIAN': + case 'CSISO60NORWEGIAN1': + case 'ISO-IR-60': + case 'ISO646-NO': + case 'NO': + case 'NS_4551-1': + return 'NS_4551-1'; + + case 'CSISO61NORWEGIAN2': + case 'ISO-IR-61': + case 'ISO646-NO2': + case 'NO2': + case 'NS_4551-2': + return 'NS_4551-2'; + + case 'OSD_EBCDIC_DF03_IRV': + return 'OSD_EBCDIC_DF03_IRV'; + + case 'OSD_EBCDIC_DF04_1': + return 'OSD_EBCDIC_DF04_1'; + + case 'OSD_EBCDIC_DF04_15': + return 'OSD_EBCDIC_DF04_15'; + + case 'CSPC8DANISHNORWEGIAN': + case 'PC8-DANISH-NORWEGIAN': + return 'PC8-Danish-Norwegian'; + + case 'CSPC8TURKISH': + case 'PC8-TURKISH': + return 'PC8-Turkish'; + + case 'CSISO16PORTUGUESE': + case 'ISO-IR-16': + case 'ISO646-PT': + case 'PT': + return 'PT'; + + case 'CSISO84PORTUGUESE2': + case 'ISO-IR-84': + case 'ISO646-PT2': + case 'PT2': + return 'PT2'; + + case 'CP154': + case 'CSPTCP154': + case 'CYRILLIC-ASIAN': + case 'PT154': + case 'PTCP154': + return 'PTCP154'; + + case 'SCSU': + return 'SCSU'; + + case 'CSISO10SWEDISH': + case 'FI': + case 'ISO-IR-10': + case 'ISO646-FI': + case 'ISO646-SE': + case 'SE': + case 'SEN_850200_B': + return 'SEN_850200_B'; + + case 'CSISO11SWEDISHFORNAMES': + case 'ISO-IR-11': + case 'ISO646-SE2': + case 'SE2': + case 'SEN_850200_C': + return 'SEN_850200_C'; + + case 'CSSHIFTJIS': + case 'MS_KANJI': + case 'SHIFT_JIS': + return 'Shift_JIS'; + + case 'CSISO128T101G2': + case 'ISO-IR-128': + case 'T.101-G2': + return 'T.101-G2'; + + case 'CSISO102T617BIT': + case 'ISO-IR-102': + case 'T.61-7BIT': + return 'T.61-7bit'; + + case 'CSISO103T618BIT': + case 'ISO-IR-103': + case 'T.61': + case 'T.61-8BIT': + return 'T.61-8bit'; + + case 'CSTSCII': + case 'TSCII': + return 'TSCII'; + + case 'CSUNICODE11': + case 'UNICODE-1-1': + return 'UNICODE-1-1'; + + case 'CSUNICODE11UTF7': + case 'UNICODE-1-1-UTF-7': + return 'UNICODE-1-1-UTF-7'; + + case 'CSUNKNOWN8BIT': + case 'UNKNOWN-8BIT': + return 'UNKNOWN-8BIT'; + + case 'ANSI': + case 'ANSI_X3.4-1968': + case 'ANSI_X3.4-1986': + case 'ASCII': + case 'CP367': + case 'CSASCII': + case 'IBM367': + case 'ISO-IR-6': + case 'ISO646-US': + case 'ISO_646.IRV:1991': + case 'US': + case 'US-ASCII': + return 'US-ASCII'; + + case 'UTF-16': + return 'UTF-16'; + + case 'UTF-16BE': + return 'UTF-16BE'; + + case 'UTF-16LE': + return 'UTF-16LE'; + + case 'UTF-32': + return 'UTF-32'; + + case 'UTF-32BE': + return 'UTF-32BE'; + + case 'UTF-32LE': + return 'UTF-32LE'; + + case 'UTF-7': + return 'UTF-7'; + + case 'UTF-8': + return 'UTF-8'; + case 'CSVIQR': + case 'VIQR': return 'VIQR'; + + case 'CSVISCII': + case 'VISCII': + return 'VISCII'; + + case 'CSVENTURAINTERNATIONAL': + case 'VENTURA-INTERNATIONAL': + return 'Ventura-International'; + + case 'CSVENTURAMATH': + case 'VENTURA-MATH': + return 'Ventura-Math'; + + case 'CSVENTURAUS': + case 'VENTURA-US': + return 'Ventura-US'; + + case 'CSWINDOWS31J': + case 'WINDOWS-31J': + return 'Windows-31J'; + + case 'CSDKUS': + case 'DK-US': + return 'dk-us'; + + case 'CSISO150': + case 'CSISO150GREEKCCITT': + case 'GREEK-CCITT': + case 'ISO-IR-150': + return 'greek-ccitt'; + + case 'CSISO88GREEK7': + case 'GREEK7': + case 'ISO-IR-88': + return 'greek7'; + + case 'CSISO18GREEK7OLD': + case 'GREEK7-OLD': + case 'ISO-IR-18': + return 'greek7-old'; + + case 'CSHPROMAN8': + case 'HP-ROMAN8': + case 'R8': + case 'ROMAN8': + return 'hp-roman8'; + + case 'CSISO90': + case 'ISO-IR-90': + return 'iso-ir-90'; + + case 'CSISO19LATINGREEK': + case 'ISO-IR-19': + case 'LATIN-GREEK': + return 'latin-greek'; + + case 'CSISO158LAP': + case 'ISO-IR-158': + case 'LAP': + case 'LATIN-LAP': + return 'latin-lap'; + + case 'CSMACINTOSH': + case 'MAC': + case 'MACINTOSH': + return 'macintosh'; + + case 'CSUSDK': + case 'US-DK': + return 'us-dk'; + + case 'CSISO70VIDEOTEXSUPP1': + case 'ISO-IR-70': + case 'VIDEOTEX-SUPPL': + return 'videotex-suppl'; + + case 'WINDOWS-1250': + return 'windows-1250'; + + case 'WINDOWS-1251': + return 'windows-1251'; + + case 'CP819': + case 'CSISOLATIN1': + case 'IBM819': + case 'ISO-8859-1': + case 'ISO-IR-100': + case 'ISO_8859-1': + case 'ISO_8859-1:1987': + case 'L1': + case 'LATIN1': + case 'WINDOWS-1252': + return 'windows-1252'; + + case 'WINDOWS-1253': + return 'windows-1253'; + + case 'WINDOWS-1254': + return 'windows-1254'; + + case 'WINDOWS-1255': + return 'windows-1255'; + + case 'WINDOWS-1256': + return 'windows-1256'; + + case 'WINDOWS-1257': + return 'windows-1257'; + + case 'WINDOWS-1258': + return 'windows-1258'; + + default: + return $encoding; + } + } - case 'KOI8-R': - case 'CSKOI8R': - return 'KOI8-R'; - - case 'HZ-GB-2312': - return 'HZ-GB-2312'; - - case 'IBM866': - case 'CP866': - case '866': - case 'CSIBM866': - return 'IBM866'; - - case 'IBM775': - case 'CP775': - case 'CSPC775BALTIC': - return 'IBM775'; - - case 'KOI8-U': - return 'KOI8-U'; - - case 'IBM00858': - case 'CCSID00858': - case 'CP00858': - case 'PC-MULTILINGUAL-850+EURO': - return 'IBM00858'; - - case 'IBM00924': - case 'CCSID00924': - case 'CP00924': - case 'EBCDIC-LATIN9--EURO': - return 'IBM00924'; - - case 'IBM01140': - case 'CCSID01140': - case 'CP01140': - case 'EBCDIC-US-37+EURO': - return 'IBM01140'; - - case 'IBM01141': - case 'CCSID01141': - case 'CP01141': - case 'EBCDIC-DE-273+EURO': - return 'IBM01141'; - - case 'IBM01142': - case 'CCSID01142': - case 'CP01142': - case 'EBCDIC-DK-277+EURO': - case 'EBCDIC-NO-277+EURO': - return 'IBM01142'; + function get_curl_version() + { + if (is_array($curl = curl_version())) + { + $curl = $curl['version']; + } + elseif (substr($curl, 0, 5) == 'curl/') + { + $curl = substr($curl, 5, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 5)); + } + elseif (substr($curl, 0, 8) == 'libcurl/') + { + $curl = substr($curl, 8, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 8)); + } + else + { + $curl = 0; + } + return $curl; + } - case 'IBM01143': - case 'CCSID01143': - case 'CP01143': - case 'EBCDIC-FI-278+EURO': - case 'EBCDIC-SE-278+EURO': - return 'IBM01143'; + function is_subclass_of($class1, $class2) + { + if (func_num_args() != 2) + { + trigger_error('Wrong parameter count for SimplePie_Misc::is_subclass_of()', E_USER_WARNING); + } + elseif (version_compare(PHP_VERSION, '5.0.3', '>=') || is_object($class1)) + { + return is_subclass_of($class1, $class2); + } + elseif (is_string($class1) && is_string($class2)) + { + if (class_exists($class1)) + { + if (class_exists($class2)) + { + $class2 = strtolower($class2); + while ($class1 = strtolower(get_parent_class($class1))) + { + if ($class1 == $class2) + { + return true; + } + } + } + } + else + { + trigger_error('Unknown class passed as parameter', E_USER_WARNNG); + } + } + return false; + } - case 'IBM01144': - case 'CCSID01144': - case 'CP01144': - case 'EBCDIC-IT-280+EURO': - return 'IBM01144'; + /** + * Strip HTML comments + * + * @access public + * @param string $data Data to strip comments from + * @return string Comment stripped string + */ + function strip_comments($data) + { + $output = ''; + while (($start = strpos($data, '', $start)) !== false) + { + $data = substr_replace($data, '', 0, $end + 3); + } + else + { + $data = ''; + } + } + return $output . $data; + } - case 'IBM01145': - case 'CCSID01145': - case 'CP01145': - case 'EBCDIC-ES-284+EURO': - return 'IBM01145'; + function parse_date($dt) + { + $parser = SimplePie_Parse_Date::get(); + return $parser->parse($dt); + } - case 'IBM01146': - case 'CCSID01146': - case 'CP01146': - case 'EBCDIC-GB-285+EURO': - return 'IBM01146'; + /** + * Decode HTML entities + * + * @static + * @access public + * @param string $data Input data + * @return string Output data + */ + function entities_decode($data) + { + $decoder = new SimplePie_Decode_HTML_Entities($data); + return $decoder->parse(); + } - case 'IBM01147': - case 'CCSID01147': - case 'CP01147': - case 'EBCDIC-FR-297+EURO': - return 'IBM01147'; + /** + * Remove RFC822 comments + * + * @access public + * @param string $data Data to strip comments from + * @return string Comment stripped string + */ + function uncomment_rfc822($string) + { + $string = (string) $string; + $position = 0; + $length = strlen($string); + $depth = 0; + + $output = ''; + + while ($position < $length && ($pos = strpos($string, '(', $position)) !== false) + { + $output .= substr($string, $position, $pos - $position); + $position = $pos + 1; + if ($string[$pos - 1] !== '\\') + { + $depth++; + while ($depth && $position < $length) + { + $position += strcspn($string, '()', $position); + if ($string[$position - 1] === '\\') + { + $position++; + continue; + } + elseif (isset($string[$position])) + { + switch ($string[$position]) + { + case '(': + $depth++; + break; + + case ')': + $depth--; + break; + } + $position++; + } + else + { + break; + } + } + } + else + { + $output .= '('; + } + } + $output .= substr($string, $position); + + return $output; + } - case 'IBM01148': - case 'CCSID01148': - case 'CP01148': - case 'EBCDIC-INTERNATIONAL-500+EURO': - return 'IBM01148'; + function parse_mime($mime) + { + if (($pos = strpos($mime, ';')) === false) + { + return trim($mime); + } + else + { + return trim(substr($mime, 0, $pos)); + } + } - case 'IBM01149': - case 'CCSID01149': - case 'CP01149': - case 'EBCDIC-IS-871+EURO': - return 'IBM01149'; + function htmlspecialchars_decode($string, $quote_style) + { + if (function_exists('htmlspecialchars_decode')) + { + return htmlspecialchars_decode($string, $quote_style); + } + else + { + return strtr($string, array_flip(get_html_translation_table(HTML_SPECIALCHARS, $quote_style))); + } + } - case 'BIG5-HKSCS': - return 'Big5-HKSCS'; + function atom_03_construct_type($attribs) + { + if (isset($attribs['']['mode']) && strtolower(trim($attribs['']['mode']) == 'base64')) + { + $mode = SIMPLEPIE_CONSTRUCT_BASE64; + } + else + { + $mode = SIMPLEPIE_CONSTRUCT_NONE; + } + if (isset($attribs['']['type'])) + { + switch (strtolower(trim($attribs['']['type']))) + { + case 'text': + case 'text/plain': + return SIMPLEPIE_CONSTRUCT_TEXT | $mode; - case 'IBM1047': - case 'IBM-1047': - return 'IBM1047'; + case 'html': + case 'text/html': + return SIMPLEPIE_CONSTRUCT_HTML | $mode; - case 'PTCP154': - case 'CSPTCP154': - case 'PT154': - case 'CP154': - case 'CYRILLIC-ASIAN': - return 'PTCP154'; + case 'xhtml': + case 'application/xhtml+xml': + return SIMPLEPIE_CONSTRUCT_XHTML | $mode; - case 'AMIGA-1251': - case 'AMI1251': - case 'AMIGA1251': - case 'AMI-1251': - return 'Amiga-1251'; + default: + return SIMPLEPIE_CONSTRUCT_NONE | $mode; + } + } + else + { + return SIMPLEPIE_CONSTRUCT_TEXT | $mode; + } + } - case 'KOI7-SWITCHED': - return 'KOI7-switched'; + function atom_10_construct_type($attribs) + { + if (isset($attribs['']['type'])) + { + switch (strtolower(trim($attribs['']['type']))) + { + case 'text': + return SIMPLEPIE_CONSTRUCT_TEXT; - case 'BRF': - case 'CSBRF': - return 'BRF'; + case 'html': + return SIMPLEPIE_CONSTRUCT_HTML; - case 'TSCII': - case 'CSTSCII': - return 'TSCII'; + case 'xhtml': + return SIMPLEPIE_CONSTRUCT_XHTML; - case 'WINDOWS-1250': - return 'windows-1250'; + default: + return SIMPLEPIE_CONSTRUCT_NONE; + } + } + return SIMPLEPIE_CONSTRUCT_TEXT; + } - case 'WINDOWS-1251': - return 'windows-1251'; + function atom_10_content_construct_type($attribs) + { + if (isset($attribs['']['type'])) + { + $type = strtolower(trim($attribs['']['type'])); + switch ($type) + { + case 'text': + return SIMPLEPIE_CONSTRUCT_TEXT; - case 'WINDOWS-1252': - return 'windows-1252'; + case 'html': + return SIMPLEPIE_CONSTRUCT_HTML; - case 'WINDOWS-1253': - return 'windows-1253'; + case 'xhtml': + return SIMPLEPIE_CONSTRUCT_XHTML; + } + if (in_array(substr($type, -4), array('+xml', '/xml')) || substr($type, 0, 5) == 'text/') + { + return SIMPLEPIE_CONSTRUCT_NONE; + } + else + { + return SIMPLEPIE_CONSTRUCT_BASE64; + } + } + else + { + return SIMPLEPIE_CONSTRUCT_TEXT; + } + } - case 'WINDOWS-1254': - return 'windows-1254'; + function is_isegment_nz_nc($string) + { + return (bool) preg_match('/^([A-Za-z0-9\-._~\x{A0}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFEF}\x{10000}-\x{1FFFD}\x{20000}-\x{2FFFD}\x{30000}-\x{3FFFD}\x{40000}-\x{4FFFD}\x{50000}-\x{5FFFD}\x{60000}-\x{6FFFD}\x{70000}-\x{7FFFD}\x{80000}-\x{8FFFD}\x{90000}-\x{9FFFD}\x{A0000}-\x{AFFFD}\x{B0000}-\x{BFFFD}\x{C0000}-\x{CFFFD}\x{D0000}-\x{DFFFD}\x{E1000}-\x{EFFFD}!$&\'()*+,;=@]|(%[0-9ABCDEF]{2}))+$/u', $string); + } - case 'WINDOWS-1255': - return 'windows-1255'; + function space_seperated_tokens($string) + { + $space_characters = "\x20\x09\x0A\x0B\x0C\x0D"; + $string_length = strlen($string); - case 'WINDOWS-1256': - return 'windows-1256'; + $position = strspn($string, $space_characters); + $tokens = array(); - case 'WINDOWS-1257': - return 'windows-1257'; + while ($position < $string_length) + { + $len = strcspn($string, $space_characters, $position); + $tokens[] = substr($string, $position, $len); + $position += $len; + $position += strspn($string, $space_characters, $position); + } - case 'WINDOWS-1258': - return 'windows-1258'; + return $tokens; + } - default: - return (string) $encoding; + function array_unique($array) + { + if (version_compare(PHP_VERSION, '5.2', '>=')) + { + return array_unique($array); + } + else + { + $array = (array) $array; + $new_array = array(); + $new_array_strings = array(); + foreach ($array as $key => $value) + { + if (is_object($value)) + { + if (method_exists($value, '__toString')) + { + $cmp = $value->__toString(); + } + else + { + trigger_error('Object of class ' . get_class($value) . ' could not be converted to string', E_USER_ERROR); + } + } + elseif (is_array($value)) + { + $cmp = (string) reset($value); + } + else + { + $cmp = (string) $value; + } + if (!in_array($cmp, $new_array_strings)) + { + $new_array[$key] = $value; + $new_array_strings[] = $cmp; + } + } + return $new_array; } } - function get_curl_version() + /** + * Converts a unicode codepoint to a UTF-8 character + * + * @static + * @access public + * @param int $codepoint Unicode codepoint + * @return string UTF-8 character + */ + function codepoint_to_utf8($codepoint) { - if (is_array($curl = curl_version())) + static $cache = array(); + $codepoint = (int) $codepoint; + if (isset($cache[$codepoint])) { - $curl = $curl['version']; + return $cache[$codepoint]; } - elseif (substr($curl, 0, 5) == 'curl/') + elseif ($codepoint < 0) { - $curl = substr($curl, 5, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 5)); + return $cache[$codepoint] = false; } - elseif (substr($curl, 0, 8) == 'libcurl/') + else if ($codepoint <= 0x7f) { - $curl = substr($curl, 8, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 8)); + return $cache[$codepoint] = chr($codepoint); + } + else if ($codepoint <= 0x7ff) + { + return $cache[$codepoint] = chr(0xc0 | ($codepoint >> 6)) . chr(0x80 | ($codepoint & 0x3f)); + } + else if ($codepoint <= 0xffff) + { + return $cache[$codepoint] = chr(0xe0 | ($codepoint >> 12)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f)); + } + else if ($codepoint <= 0x10ffff) + { + return $cache[$codepoint] = chr(0xf0 | ($codepoint >> 18)) . chr(0x80 | (($codepoint >> 12) & 0x3f)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f)); } else { - $curl = 0; + // U+FFFD REPLACEMENT CHARACTER + return $cache[$codepoint] = "\xEF\xBF\xBD"; } - return $curl; } - function is_subclass_of($class1, $class2) + /** + * Re-implementation of PHP 5's stripos() + * + * Returns the numeric position of the first occurrence of needle in the + * haystack string. + * + * @static + * @access string + * @param object $haystack + * @param string $needle Note that the needle may be a string of one or more + * characters. If needle is not a string, it is converted to an integer + * and applied as the ordinal value of a character. + * @param int $offset The optional offset parameter allows you to specify which + * character in haystack to start searching. The position returned is still + * relative to the beginning of haystack. + * @return bool If needle is not found, stripos() will return boolean false. + */ + function stripos($haystack, $needle, $offset = 0) { - if (func_num_args() != 2) + if (function_exists('stripos')) { - trigger_error('Wrong parameter count for SimplePie_Misc::is_subclass_of()', E_USER_WARNING); + return stripos($haystack, $needle, $offset); } - elseif (version_compare(PHP_VERSION, '5.0.3', '>=') || is_object($class1)) + else { - return is_subclass_of($class1, $class2); + if (is_string($needle)) + { + $needle = strtolower($needle); + } + elseif (is_int($needle) || is_bool($needle) || is_double($needle)) + { + $needle = strtolower(chr($needle)); + } + else + { + trigger_error('needle is not a string or an integer', E_USER_WARNING); + return false; + } + + return strpos(strtolower($haystack), $needle, $offset); } - elseif (is_string($class1) && is_string($class2)) + } + + /** + * Similar to parse_str() + * + * Returns an associative array of name/value pairs, where the value is an + * array of values that have used the same name + * + * @static + * @access string + * @param string $str The input string. + * @return array + */ + function parse_str($str) + { + $return = array(); + $str = explode('&', $str); + + foreach ($str as $section) { - if (class_exists($class1)) + if (strpos($section, '=') !== false) { - if (class_exists($class2)) + list($name, $value) = explode('=', $section, 2); + $return[urldecode($name)][] = urldecode($value); + } + else + { + $return[urldecode($section)][] = null; + } + } + + return $return; + } + + /** + * Detect XML encoding, as per XML 1.0 Appendix F.1 + * + * @todo Add support for EBCDIC + * @param string $data XML data + * @return array Possible encodings + */ + function xml_encoding($data) + { + // UTF-32 Big Endian BOM + if (substr($data, 0, 4) === "\x00\x00\xFE\xFF") + { + $encoding[] = 'UTF-32BE'; + } + // UTF-32 Little Endian BOM + elseif (substr($data, 0, 4) === "\xFF\xFE\x00\x00") + { + $encoding[] = 'UTF-32LE'; + } + // UTF-16 Big Endian BOM + elseif (substr($data, 0, 2) === "\xFE\xFF") + { + $encoding[] = 'UTF-16BE'; + } + // UTF-16 Little Endian BOM + elseif (substr($data, 0, 2) === "\xFF\xFE") + { + $encoding[] = 'UTF-16LE'; + } + // UTF-8 BOM + elseif (substr($data, 0, 3) === "\xEF\xBB\xBF") + { + $encoding[] = 'UTF-8'; + } + // UTF-32 Big Endian Without BOM + elseif (substr($data, 0, 20) === "\x00\x00\x00\x3C\x00\x00\x00\x3F\x00\x00\x00\x78\x00\x00\x00\x6D\x00\x00\x00\x6C") + { + if ($pos = strpos($data, "\x00\x00\x00\x3F\x00\x00\x00\x3E")) + { + $parser = new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32BE', 'UTF-8')); + if ($parser->parse()) { - $class2 = strtolower($class2); - while ($class1 = strtolower(get_parent_class($class1))) - { - if ($class1 == $class2) - { - return true; - } - } + $encoding[] = $parser->encoding; } } - else + $encoding[] = 'UTF-32BE'; + } + // UTF-32 Little Endian Without BOM + elseif (substr($data, 0, 20) === "\x3C\x00\x00\x00\x3F\x00\x00\x00\x78\x00\x00\x00\x6D\x00\x00\x00\x6C\x00\x00\x00") + { + if ($pos = strpos($data, "\x3F\x00\x00\x00\x3E\x00\x00\x00")) { - trigger_error('Unknown class passed as parameter', E_USER_WARNNG); + $parser = new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32LE', 'UTF-8')); + if ($parser->parse()) + { + $encoding[] = $parser->encoding; + } + } + $encoding[] = 'UTF-32LE'; + } + // UTF-16 Big Endian Without BOM + elseif (substr($data, 0, 10) === "\x00\x3C\x00\x3F\x00\x78\x00\x6D\x00\x6C") + { + if ($pos = strpos($data, "\x00\x3F\x00\x3E")) + { + $parser = new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16BE', 'UTF-8')); + if ($parser->parse()) + { + $encoding[] = $parser->encoding; + } + } + $encoding[] = 'UTF-16BE'; + } + // UTF-16 Little Endian Without BOM + elseif (substr($data, 0, 10) === "\x3C\x00\x3F\x00\x78\x00\x6D\x00\x6C\x00") + { + if ($pos = strpos($data, "\x3F\x00\x3E\x00")) + { + $parser = new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16LE', 'UTF-8')); + if ($parser->parse()) + { + $encoding[] = $parser->encoding; + } + } + $encoding[] = 'UTF-16LE'; + } + // US-ASCII (or superset) + elseif (substr($data, 0, 5) === "\x3C\x3F\x78\x6D\x6C") + { + if ($pos = strpos($data, "\x3F\x3E")) + { + $parser = new SimplePie_XML_Declaration_Parser(substr($data, 5, $pos - 5)); + if ($parser->parse()) + { + $encoding[] = $parser->encoding; + } } + $encoding[] = 'UTF-8'; + } + // Fallback to UTF-8 + else + { + $encoding[] = 'UTF-8'; + } + return $encoding; + } +} + +/** + * Decode HTML Entities + * + * This implements HTML5 as of revision 967 (2007-06-28) + * + * @package SimplePie + */ +class SimplePie_Decode_HTML_Entities +{ + /** + * Data to be parsed + * + * @access private + * @var string + */ + var $data = ''; + + /** + * Currently consumed bytes + * + * @access private + * @var string + */ + var $consumed = ''; + + /** + * Position of the current byte being parsed + * + * @access private + * @var int + */ + var $position = 0; + + /** + * Create an instance of the class with the input data + * + * @access public + * @param string $data Input data + */ + function SimplePie_Decode_HTML_Entities($data) + { + $this->data = $data; + } + + /** + * Parse the input data + * + * @access public + * @return string Output data + */ + function parse() + { + while (($this->position = strpos($this->data, '&', $this->position)) !== false) + { + $this->consume(); + $this->entity(); + $this->consumed = ''; + } + return $this->data; + } + + /** + * Consume the next byte + * + * @access private + * @return mixed The next byte, or false, if there is no more data + */ + function consume() + { + if (isset($this->data[$this->position])) + { + $this->consumed .= $this->data[$this->position]; + return $this->data[$this->position++]; + } + else + { + $this->consumed = false; + return false; } - return false; } /** - * Strip HTML comments + * Consume a range of characters * - * @access public - * @param string $data Data to strip comments from - * @return string Comment stripped string + * @access private + * @param string $chars Characters to consume + * @return mixed A series of characters that match the range, or false */ - function strip_comments($data) + function consume_range($chars) { - $output = ''; - while (($start = strpos($data, '', $start)) !== false) - { - $data = substr_replace($data, '', 0, $end + 3); - } - else - { - $data = ''; - } + $data = substr($this->data, $this->position, $len); + $this->consumed .= $data; + $this->position += $len; + return $data; + } + else + { + $this->consumed = false; + return false; } - return $output . $data; } - function parse_date($dt, $rfc822_tz = true) + /** + * Unconsume one byte + * + * @access private + */ + function unconsume() { - static $cache = array(); - if (!isset($cache[$dt][$rfc822_tz])) + $this->consumed = substr($this->consumed, 0, -1); + $this->position--; + } + + /** + * Decode an entity + * + * @access private + */ + function entity() + { + switch ($this->consume()) { - $dt = SimplePie_Misc::uncomment_rfc822($dt); - /* - Capturing subpatterns: - 1: RFC 822 date - 2: RFC 822 day - 3: RFC 822 month - 4: RFC 822 year - 5: ISO 8601 date - 6: ISO 8601 century - 7: ISO 8601 year - 8: ISO 8601 month - 9: ISO 8601 day - 10: ISO 8601 ordinal day - 11: ISO 8601 month - 12: ISO 8601 day - 13: ISO 8601 week - 14: ISO 8601 day of week - 15: Time - 16: Hour - 17: Hour Decimal - 18: Minute - 19: Minute Decimal - 20: Second - 21: Second Decimal - 22: Timezone - 23: Diff ± - 24: Hour - 25: Hour Decimal - 26: Minute - 27: Minute Decimal - 28: Alphabetic Timezone - */ - if (preg_match('/^(?:(?:(?:Mon|Tue|Wed|Thu|Fri|Sat|Sun)[,\s]+)?(([0-9]{1,2})\s*(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s*([0-9]{4}|[0-9]{2}))|(([0-9]{2})(?:([0-9]{2})(?:(?:-|\s)*(?:([0-9]{2})([0-9]{2})|([0-9]{3})|([0-9]{2})(?:(?:-|\s)*([0-9]{2}))?|W([0-9]{2})(?:(?:-|\s)*([0-9]))?))?)?))((?:T|\s)+([0-9]{2})(?:(?:,|\.)([0-9]*)|(?:\:|\s)*([0-9]{2})(?:(?:,|\.)([0-9]*)|(?:\:|\s)*([0-9]{2})(?:(?:,|\.)([0-9]*))?)?)?(?:\s)*((?:(\+|-)([0-9]{2})(?:(?:,|\.)([0-9]*)|(?:\:|\s)*(?:([0-9]{2})(?:(?:,|\.)([0-9]*))?))?)|(UTC|GMT|EST|CST|MST|PST|EDT|CDT|MDT|PDT|UT|[A-IK-Z]))?)?$/i', $dt, $match)) - { - // Fill all matches - for ($i = count($match); $i <= 28; $i++) + case "\x09": + case "\x0A": + case "\x0B": + case "\x0B": + case "\x0C": + case "\x20": + case "\x3C": + case "\x26": + case false: + break; + + case "\x23": + switch ($this->consume()) { - $match[$i] = ''; + case "\x78": + case "\x58": + $range = '0123456789ABCDEFabcdef'; + $hex = true; + break; + + default: + $range = '0123456789'; + $hex = false; + $this->unconsume(); + break; } - - // Set blank vars - $year = 1970; - $month = 1; - $day = 1; - $hour = 0; - $minute = 0; - $second = 0; - $timezone = false; - // RFC 822 - if ($match[1] !== '') + if ($codepoint = $this->consume_range($range)) { - if (strlen($match[4]) == 2) + static $windows_1252_specials = array(0x0D => "\x0A", 0x80 => "\xE2\x82\xAC", 0x81 => "\xEF\xBF\xBD", 0x82 => "\xE2\x80\x9A", 0x83 => "\xC6\x92", 0x84 => "\xE2\x80\x9E", 0x85 => "\xE2\x80\xA6", 0x86 => "\xE2\x80\xA0", 0x87 => "\xE2\x80\xA1", 0x88 => "\xCB\x86", 0x89 => "\xE2\x80\xB0", 0x8A => "\xC5\xA0", 0x8B => "\xE2\x80\xB9", 0x8C => "\xC5\x92", 0x8D => "\xEF\xBF\xBD", 0x8E => "\xC5\xBD", 0x8F => "\xEF\xBF\xBD", 0x90 => "\xEF\xBF\xBD", 0x91 => "\xE2\x80\x98", 0x92 => "\xE2\x80\x99", 0x93 => "\xE2\x80\x9C", 0x94 => "\xE2\x80\x9D", 0x95 => "\xE2\x80\xA2", 0x96 => "\xE2\x80\x93", 0x97 => "\xE2\x80\x94", 0x98 => "\xCB\x9C", 0x99 => "\xE2\x84\xA2", 0x9A => "\xC5\xA1", 0x9B => "\xE2\x80\xBA", 0x9C => "\xC5\x93", 0x9D => "\xEF\xBF\xBD", 0x9E => "\xC5\xBE", 0x9F => "\xC5\xB8"); + + if ($hex) { - $year = ($match[4] < 70) ? "20$match[4]" : "19$match[4]"; + $codepoint = hexdec($codepoint); } else { - $year = $match[4]; + $codepoint = intval($codepoint); } - switch (strtolower($match[3])) - { - case 'jan': - $month = 1; - break; - - case 'feb': - $month = 2; - break; - case 'mar': - $month = 3; - break; - - case 'apr': - $month = 4; - break; - - case 'may': - $month = 5; - break; - - case 'jun': - $month = 6; - break; - - case 'jul': - $month = 7; - break; - - case 'aug': - $month = 8; - break; - - case 'sep': - $month = 9; - break; - - case 'oct': - $month = 10; - break; - - case 'nov': - $month = 11; - break; - - case 'dec': - $month = 12; - break; + if (isset($windows_1252_specials[$codepoint])) + { + $replacement = $windows_1252_specials[$codepoint]; } - $day = $match[2]; - } - // ISO 8601 - else - { - // Year - if ($match[7] !== '') + else { - $year = "$match[6]$match[7]"; - - // Two Digit Month/Day - if ($match[11] !== '') - { - $month = $match[11]; - if ($match[12] !== '') - { - $day = $match[12]; - } - } - - // Four Digit Month/Day - elseif ($match[8] !== '') - { - $month = $match[8]; - $day = $match[9]; - } + $replacement = SimplePie_Misc::codepoint_to_utf8($codepoint); + } - // Ordinal Day - elseif ($match[10] !== '') - { - $day = $match[10]; - } + if ($this->consume() != ';') + { + $this->unconsume(); + } - // Week Date - elseif ($match[13] !== '') - { - // Week Day - if ($match[14] !== '') - { - $day = $match[14]; - } + $consumed_length = strlen($this->consumed); + $this->data = substr_replace($this->data, $replacement, $this->position - $consumed_length, $consumed_length); + $this->position += strlen($replacement) - $consumed_length; + } + break; - $first_day_of_year = date('w', mktime(0, 0, 0, 1, 1, $year)); - if ($first_day_of_year == 0) - { - $first_day_of_year = 7; - } + default: + static $entities = array('Aacute' => "\xC3\x81", 'aacute' => "\xC3\xA1", 'Aacute;' => "\xC3\x81", 'aacute;' => "\xC3\xA1", 'Acirc' => "\xC3\x82", 'acirc' => "\xC3\xA2", 'Acirc;' => "\xC3\x82", 'acirc;' => "\xC3\xA2", 'acute' => "\xC2\xB4", 'acute;' => "\xC2\xB4", 'AElig' => "\xC3\x86", 'aelig' => "\xC3\xA6", 'AElig;' => "\xC3\x86", 'aelig;' => "\xC3\xA6", 'Agrave' => "\xC3\x80", 'agrave' => "\xC3\xA0", 'Agrave;' => "\xC3\x80", 'agrave;' => "\xC3\xA0", 'alefsym;' => "\xE2\x84\xB5", 'Alpha;' => "\xCE\x91", 'alpha;' => "\xCE\xB1", 'AMP' => "\x26", 'amp' => "\x26", 'AMP;' => "\x26", 'amp;' => "\x26", 'and;' => "\xE2\x88\xA7", 'ang;' => "\xE2\x88\xA0", 'apos;' => "\x27", 'Aring' => "\xC3\x85", 'aring' => "\xC3\xA5", 'Aring;' => "\xC3\x85", 'aring;' => "\xC3\xA5", 'asymp;' => "\xE2\x89\x88", 'Atilde' => "\xC3\x83", 'atilde' => "\xC3\xA3", 'Atilde;' => "\xC3\x83", 'atilde;' => "\xC3\xA3", 'Auml' => "\xC3\x84", 'auml' => "\xC3\xA4", 'Auml;' => "\xC3\x84", 'auml;' => "\xC3\xA4", 'bdquo;' => "\xE2\x80\x9E", 'Beta;' => "\xCE\x92", 'beta;' => "\xCE\xB2", 'brvbar' => "\xC2\xA6", 'brvbar;' => "\xC2\xA6", 'bull;' => "\xE2\x80\xA2", 'cap;' => "\xE2\x88\xA9", 'Ccedil' => "\xC3\x87", 'ccedil' => "\xC3\xA7", 'Ccedil;' => "\xC3\x87", 'ccedil;' => "\xC3\xA7", 'cedil' => "\xC2\xB8", 'cedil;' => "\xC2\xB8", 'cent' => "\xC2\xA2", 'cent;' => "\xC2\xA2", 'Chi;' => "\xCE\xA7", 'chi;' => "\xCF\x87", 'circ;' => "\xCB\x86", 'clubs;' => "\xE2\x99\xA3", 'cong;' => "\xE2\x89\x85", 'COPY' => "\xC2\xA9", 'copy' => "\xC2\xA9", 'COPY;' => "\xC2\xA9", 'copy;' => "\xC2\xA9", 'crarr;' => "\xE2\x86\xB5", 'cup;' => "\xE2\x88\xAA", 'curren' => "\xC2\xA4", 'curren;' => "\xC2\xA4", 'Dagger;' => "\xE2\x80\xA1", 'dagger;' => "\xE2\x80\xA0", 'dArr;' => "\xE2\x87\x93", 'darr;' => "\xE2\x86\x93", 'deg' => "\xC2\xB0", 'deg;' => "\xC2\xB0", 'Delta;' => "\xCE\x94", 'delta;' => "\xCE\xB4", 'diams;' => "\xE2\x99\xA6", 'divide' => "\xC3\xB7", 'divide;' => "\xC3\xB7", 'Eacute' => "\xC3\x89", 'eacute' => "\xC3\xA9", 'Eacute;' => "\xC3\x89", 'eacute;' => "\xC3\xA9", 'Ecirc' => "\xC3\x8A", 'ecirc' => "\xC3\xAA", 'Ecirc;' => "\xC3\x8A", 'ecirc;' => "\xC3\xAA", 'Egrave' => "\xC3\x88", 'egrave' => "\xC3\xA8", 'Egrave;' => "\xC3\x88", 'egrave;' => "\xC3\xA8", 'empty;' => "\xE2\x88\x85", 'emsp;' => "\xE2\x80\x83", 'ensp;' => "\xE2\x80\x82", 'Epsilon;' => "\xCE\x95", 'epsilon;' => "\xCE\xB5", 'equiv;' => "\xE2\x89\xA1", 'Eta;' => "\xCE\x97", 'eta;' => "\xCE\xB7", 'ETH' => "\xC3\x90", 'eth' => "\xC3\xB0", 'ETH;' => "\xC3\x90", 'eth;' => "\xC3\xB0", 'Euml' => "\xC3\x8B", 'euml' => "\xC3\xAB", 'Euml;' => "\xC3\x8B", 'euml;' => "\xC3\xAB", 'euro;' => "\xE2\x82\xAC", 'exist;' => "\xE2\x88\x83", 'fnof;' => "\xC6\x92", 'forall;' => "\xE2\x88\x80", 'frac12' => "\xC2\xBD", 'frac12;' => "\xC2\xBD", 'frac14' => "\xC2\xBC", 'frac14;' => "\xC2\xBC", 'frac34' => "\xC2\xBE", 'frac34;' => "\xC2\xBE", 'frasl;' => "\xE2\x81\x84", 'Gamma;' => "\xCE\x93", 'gamma;' => "\xCE\xB3", 'ge;' => "\xE2\x89\xA5", 'GT' => "\x3E", 'gt' => "\x3E", 'GT;' => "\x3E", 'gt;' => "\x3E", 'hArr;' => "\xE2\x87\x94", 'harr;' => "\xE2\x86\x94", 'hearts;' => "\xE2\x99\xA5", 'hellip;' => "\xE2\x80\xA6", 'Iacute' => "\xC3\x8D", 'iacute' => "\xC3\xAD", 'Iacute;' => "\xC3\x8D", 'iacute;' => "\xC3\xAD", 'Icirc' => "\xC3\x8E", 'icirc' => "\xC3\xAE", 'Icirc;' => "\xC3\x8E", 'icirc;' => "\xC3\xAE", 'iexcl' => "\xC2\xA1", 'iexcl;' => "\xC2\xA1", 'Igrave' => "\xC3\x8C", 'igrave' => "\xC3\xAC", 'Igrave;' => "\xC3\x8C", 'igrave;' => "\xC3\xAC", 'image;' => "\xE2\x84\x91", 'infin;' => "\xE2\x88\x9E", 'int;' => "\xE2\x88\xAB", 'Iota;' => "\xCE\x99", 'iota;' => "\xCE\xB9", 'iquest' => "\xC2\xBF", 'iquest;' => "\xC2\xBF", 'isin;' => "\xE2\x88\x88", 'Iuml' => "\xC3\x8F", 'iuml' => "\xC3\xAF", 'Iuml;' => "\xC3\x8F", 'iuml;' => "\xC3\xAF", 'Kappa;' => "\xCE\x9A", 'kappa;' => "\xCE\xBA", 'Lambda;' => "\xCE\x9B", 'lambda;' => "\xCE\xBB", 'lang;' => "\xE3\x80\x88", 'laquo' => "\xC2\xAB", 'laquo;' => "\xC2\xAB", 'lArr;' => "\xE2\x87\x90", 'larr;' => "\xE2\x86\x90", 'lceil;' => "\xE2\x8C\x88", 'ldquo;' => "\xE2\x80\x9C", 'le;' => "\xE2\x89\xA4", 'lfloor;' => "\xE2\x8C\x8A", 'lowast;' => "\xE2\x88\x97", 'loz;' => "\xE2\x97\x8A", 'lrm;' => "\xE2\x80\x8E", 'lsaquo;' => "\xE2\x80\xB9", 'lsquo;' => "\xE2\x80\x98", 'LT' => "\x3C", 'lt' => "\x3C", 'LT;' => "\x3C", 'lt;' => "\x3C", 'macr' => "\xC2\xAF", 'macr;' => "\xC2\xAF", 'mdash;' => "\xE2\x80\x94", 'micro' => "\xC2\xB5", 'micro;' => "\xC2\xB5", 'middot' => "\xC2\xB7", 'middot;' => "\xC2\xB7", 'minus;' => "\xE2\x88\x92", 'Mu;' => "\xCE\x9C", 'mu;' => "\xCE\xBC", 'nabla;' => "\xE2\x88\x87", 'nbsp' => "\xC2\xA0", 'nbsp;' => "\xC2\xA0", 'ndash;' => "\xE2\x80\x93", 'ne;' => "\xE2\x89\xA0", 'ni;' => "\xE2\x88\x8B", 'not' => "\xC2\xAC", 'not;' => "\xC2\xAC", 'notin;' => "\xE2\x88\x89", 'nsub;' => "\xE2\x8A\x84", 'Ntilde' => "\xC3\x91", 'ntilde' => "\xC3\xB1", 'Ntilde;' => "\xC3\x91", 'ntilde;' => "\xC3\xB1", 'Nu;' => "\xCE\x9D", 'nu;' => "\xCE\xBD", 'Oacute' => "\xC3\x93", 'oacute' => "\xC3\xB3", 'Oacute;' => "\xC3\x93", 'oacute;' => "\xC3\xB3", 'Ocirc' => "\xC3\x94", 'ocirc' => "\xC3\xB4", 'Ocirc;' => "\xC3\x94", 'ocirc;' => "\xC3\xB4", 'OElig;' => "\xC5\x92", 'oelig;' => "\xC5\x93", 'Ograve' => "\xC3\x92", 'ograve' => "\xC3\xB2", 'Ograve;' => "\xC3\x92", 'ograve;' => "\xC3\xB2", 'oline;' => "\xE2\x80\xBE", 'Omega;' => "\xCE\xA9", 'omega;' => "\xCF\x89", 'Omicron;' => "\xCE\x9F", 'omicron;' => "\xCE\xBF", 'oplus;' => "\xE2\x8A\x95", 'or;' => "\xE2\x88\xA8", 'ordf' => "\xC2\xAA", 'ordf;' => "\xC2\xAA", 'ordm' => "\xC2\xBA", 'ordm;' => "\xC2\xBA", 'Oslash' => "\xC3\x98", 'oslash' => "\xC3\xB8", 'Oslash;' => "\xC3\x98", 'oslash;' => "\xC3\xB8", 'Otilde' => "\xC3\x95", 'otilde' => "\xC3\xB5", 'Otilde;' => "\xC3\x95", 'otilde;' => "\xC3\xB5", 'otimes;' => "\xE2\x8A\x97", 'Ouml' => "\xC3\x96", 'ouml' => "\xC3\xB6", 'Ouml;' => "\xC3\x96", 'ouml;' => "\xC3\xB6", 'para' => "\xC2\xB6", 'para;' => "\xC2\xB6", 'part;' => "\xE2\x88\x82", 'permil;' => "\xE2\x80\xB0", 'perp;' => "\xE2\x8A\xA5", 'Phi;' => "\xCE\xA6", 'phi;' => "\xCF\x86", 'Pi;' => "\xCE\xA0", 'pi;' => "\xCF\x80", 'piv;' => "\xCF\x96", 'plusmn' => "\xC2\xB1", 'plusmn;' => "\xC2\xB1", 'pound' => "\xC2\xA3", 'pound;' => "\xC2\xA3", 'Prime;' => "\xE2\x80\xB3", 'prime;' => "\xE2\x80\xB2", 'prod;' => "\xE2\x88\x8F", 'prop;' => "\xE2\x88\x9D", 'Psi;' => "\xCE\xA8", 'psi;' => "\xCF\x88", 'QUOT' => "\x22", 'quot' => "\x22", 'QUOT;' => "\x22", 'quot;' => "\x22", 'radic;' => "\xE2\x88\x9A", 'rang;' => "\xE3\x80\x89", 'raquo' => "\xC2\xBB", 'raquo;' => "\xC2\xBB", 'rArr;' => "\xE2\x87\x92", 'rarr;' => "\xE2\x86\x92", 'rceil;' => "\xE2\x8C\x89", 'rdquo;' => "\xE2\x80\x9D", 'real;' => "\xE2\x84\x9C", 'REG' => "\xC2\xAE", 'reg' => "\xC2\xAE", 'REG;' => "\xC2\xAE", 'reg;' => "\xC2\xAE", 'rfloor;' => "\xE2\x8C\x8B", 'Rho;' => "\xCE\xA1", 'rho;' => "\xCF\x81", 'rlm;' => "\xE2\x80\x8F", 'rsaquo;' => "\xE2\x80\xBA", 'rsquo;' => "\xE2\x80\x99", 'sbquo;' => "\xE2\x80\x9A", 'Scaron;' => "\xC5\xA0", 'scaron;' => "\xC5\xA1", 'sdot;' => "\xE2\x8B\x85", 'sect' => "\xC2\xA7", 'sect;' => "\xC2\xA7", 'shy' => "\xC2\xAD", 'shy;' => "\xC2\xAD", 'Sigma;' => "\xCE\xA3", 'sigma;' => "\xCF\x83", 'sigmaf;' => "\xCF\x82", 'sim;' => "\xE2\x88\xBC", 'spades;' => "\xE2\x99\xA0", 'sub;' => "\xE2\x8A\x82", 'sube;' => "\xE2\x8A\x86", 'sum;' => "\xE2\x88\x91", 'sup;' => "\xE2\x8A\x83", 'sup1' => "\xC2\xB9", 'sup1;' => "\xC2\xB9", 'sup2' => "\xC2\xB2", 'sup2;' => "\xC2\xB2", 'sup3' => "\xC2\xB3", 'sup3;' => "\xC2\xB3", 'supe;' => "\xE2\x8A\x87", 'szlig' => "\xC3\x9F", 'szlig;' => "\xC3\x9F", 'Tau;' => "\xCE\xA4", 'tau;' => "\xCF\x84", 'there4;' => "\xE2\x88\xB4", 'Theta;' => "\xCE\x98", 'theta;' => "\xCE\xB8", 'thetasym;' => "\xCF\x91", 'thinsp;' => "\xE2\x80\x89", 'THORN' => "\xC3\x9E", 'thorn' => "\xC3\xBE", 'THORN;' => "\xC3\x9E", 'thorn;' => "\xC3\xBE", 'tilde;' => "\xCB\x9C", 'times' => "\xC3\x97", 'times;' => "\xC3\x97", 'TRADE;' => "\xE2\x84\xA2", 'trade;' => "\xE2\x84\xA2", 'Uacute' => "\xC3\x9A", 'uacute' => "\xC3\xBA", 'Uacute;' => "\xC3\x9A", 'uacute;' => "\xC3\xBA", 'uArr;' => "\xE2\x87\x91", 'uarr;' => "\xE2\x86\x91", 'Ucirc' => "\xC3\x9B", 'ucirc' => "\xC3\xBB", 'Ucirc;' => "\xC3\x9B", 'ucirc;' => "\xC3\xBB", 'Ugrave' => "\xC3\x99", 'ugrave' => "\xC3\xB9", 'Ugrave;' => "\xC3\x99", 'ugrave;' => "\xC3\xB9", 'uml' => "\xC2\xA8", 'uml;' => "\xC2\xA8", 'upsih;' => "\xCF\x92", 'Upsilon;' => "\xCE\xA5", 'upsilon;' => "\xCF\x85", 'Uuml' => "\xC3\x9C", 'uuml' => "\xC3\xBC", 'Uuml;' => "\xC3\x9C", 'uuml;' => "\xC3\xBC", 'weierp;' => "\xE2\x84\x98", 'Xi;' => "\xCE\x9E", 'xi;' => "\xCE\xBE", 'Yacute' => "\xC3\x9D", 'yacute' => "\xC3\xBD", 'Yacute;' => "\xC3\x9D", 'yacute;' => "\xC3\xBD", 'yen' => "\xC2\xA5", 'yen;' => "\xC2\xA5", 'yuml' => "\xC3\xBF", 'Yuml;' => "\xC5\xB8", 'yuml;' => "\xC3\xBF", 'Zeta;' => "\xCE\x96", 'zeta;' => "\xCE\xB6", 'zwj;' => "\xE2\x80\x8D", 'zwnj;' => "\xE2\x80\x8C"); - $day = 7 * ($match[13] - 1) + $day - ($first_day_of_year - 1); - } - } - else + for ($i = 0, $match = null; $i < 9 && $this->consume() !== false; $i++) + { + $consumed = substr($this->consumed, 1); + if (isset($entities[$consumed])) { - $year = "$match[6]00"; + $match = $consumed; } } - // Time - if ($match[15] !== '') - { - $time = 0; - $time += ($match[16] + ('.' . $match[17])) * 3600; - $time += ($match[18] + ('.' . $match[19])) * 60; - $time += $match[20] + ('.' . $match[21]); - $hour = floor($time / 3600); - $time -= $hour * 3600; - $minute = floor($time / 60); - $time -= $minute * 60; - $second = round($time); - - // Timezone - if ($match[22] !== '') - { - // Alphabetic Timezone - if ($match[28] !== '') - { - // Military - if (strlen($match[28]) == 1) - { - if ($match[28] == 'Z' || $match[28] == 'z' || !$rfc822_tz) - { - $timezone = 0; - } - else - { - $timezone = ord(strtoupper($match[28])); - - if ($timezone > 74) - { - $timezone--; - } - - if ($timezone <= 76) - { - $timezone = -($timezone - 64); - } - else - { - $timezone -= 76; - } - $timezone *= 3600; - } - } - // Code - else - { - switch (strtoupper($match[28])) - { - case 'UT': - case 'UTC': - case 'GMT': - $timezone = 0; - break; + if ($match !== null) + { + $this->data = substr_replace($this->data, $entities[$match], $this->position - strlen($consumed) - 1, strlen($match) + 1); + $this->position += strlen($entities[$match]) - strlen($consumed) - 1; + } + break; + } + } +} - case 'EST': - $timezone = -18000; - break; +/** + * Date Parser + * + * @package SimplePie + */ +class SimplePie_Parse_Date +{ + /** + * Input data + * + * @access protected + * @var string + */ + var $date; - case 'CST': - $timezone = -21600; - break; + /** + * List of days, calendar day name => ordinal day number in the week + * + * @access protected + * @var array + */ + var $day = array( + // English + 'mon' => 1, + 'monday' => 1, + 'tue' => 2, + 'tuesday' => 2, + 'wed' => 3, + 'wednesday' => 3, + 'thu' => 4, + 'thursday' => 4, + 'fri' => 5, + 'friday' => 5, + 'sat' => 6, + 'saturday' => 6, + 'sun' => 7, + 'sunday' => 7, + // Dutch + 'maandag' => 1, + 'dinsdag' => 2, + 'woensdag' => 3, + 'donderdag' => 4, + 'vrijdag' => 5, + 'zaterdag' => 6, + 'zondag' => 7, + // French + 'lundi' => 1, + 'mardi' => 2, + 'mercredi' => 3, + 'jeudi' => 4, + 'vendredi' => 5, + 'samedi' => 6, + 'dimanche' => 7, + // German + 'montag' => 1, + 'dienstag' => 2, + 'mittwoch' => 3, + 'donnerstag' => 4, + 'freitag' => 5, + 'samstag' => 6, + 'sonnabend' => 6, + 'sonntag' => 7, + // Italian + 'lunedì' => 1, + 'martedì' => 2, + 'mercoledì' => 3, + 'giovedì' => 4, + 'venerdì' => 5, + 'sabato' => 6, + 'domenica' => 7, + // Spanish + 'lunes' => 1, + 'martes' => 2, + 'miércoles' => 3, + 'jueves' => 4, + 'viernes' => 5, + 'sábado' => 6, + 'domingo' => 7, + // Finnish + 'maanantai' => 1, + 'tiistai' => 2, + 'keskiviikko' => 3, + 'torstai' => 4, + 'perjantai' => 5, + 'lauantai' => 6, + 'sunnuntai' => 7, + // Hungarian + 'hétfő' => 1, + 'kedd' => 2, + 'szerda' => 3, + 'csütörtok' => 4, + 'péntek' => 5, + 'szombat' => 6, + 'vasárnap' => 7, + // Greek + 'Δευ' => 1, + 'Τρι' => 2, + 'Τετ' => 3, + 'Πεμ' => 4, + 'Παρ' => 5, + 'Σαβ' => 6, + 'Κυρ' => 7, + ); - case 'MST': - $timezone = -25200; - break; + /** + * List of months, calendar month name => calendar month number + * + * @access protected + * @var array + */ + var $month = array( + // English + 'jan' => 1, + 'january' => 1, + 'feb' => 2, + 'february' => 2, + 'mar' => 3, + 'march' => 3, + 'apr' => 4, + 'april' => 4, + 'may' => 5, + // No long form of May + 'jun' => 6, + 'june' => 6, + 'jul' => 7, + 'july' => 7, + 'aug' => 8, + 'august' => 8, + 'sep' => 9, + 'september' => 8, + 'oct' => 10, + 'october' => 10, + 'nov' => 11, + 'november' => 11, + 'dec' => 12, + 'december' => 12, + // Dutch + 'januari' => 1, + 'februari' => 2, + 'maart' => 3, + 'april' => 4, + 'mei' => 5, + 'juni' => 6, + 'juli' => 7, + 'augustus' => 8, + 'september' => 9, + 'oktober' => 10, + 'november' => 11, + 'december' => 12, + // French + 'janvier' => 1, + 'février' => 2, + 'mars' => 3, + 'avril' => 4, + 'mai' => 5, + 'juin' => 6, + 'juillet' => 7, + 'août' => 8, + 'septembre' => 9, + 'octobre' => 10, + 'novembre' => 11, + 'décembre' => 12, + // German + 'januar' => 1, + 'februar' => 2, + 'märz' => 3, + 'april' => 4, + 'mai' => 5, + 'juni' => 6, + 'juli' => 7, + 'august' => 8, + 'september' => 9, + 'oktober' => 10, + 'november' => 11, + 'dezember' => 12, + // Italian + 'gennaio' => 1, + 'febbraio' => 2, + 'marzo' => 3, + 'aprile' => 4, + 'maggio' => 5, + 'giugno' => 6, + 'luglio' => 7, + 'agosto' => 8, + 'settembre' => 9, + 'ottobre' => 10, + 'novembre' => 11, + 'dicembre' => 12, + // Spanish + 'enero' => 1, + 'febrero' => 2, + 'marzo' => 3, + 'abril' => 4, + 'mayo' => 5, + 'junio' => 6, + 'julio' => 7, + 'agosto' => 8, + 'septiembre' => 9, + 'setiembre' => 9, + 'octubre' => 10, + 'noviembre' => 11, + 'diciembre' => 12, + // Finnish + 'tammikuu' => 1, + 'helmikuu' => 2, + 'maaliskuu' => 3, + 'huhtikuu' => 4, + 'toukokuu' => 5, + 'kesäkuu' => 6, + 'heinäkuu' => 7, + 'elokuu' => 8, + 'suuskuu' => 9, + 'lokakuu' => 10, + 'marras' => 11, + 'joulukuu' => 12, + // Hungarian + 'január' => 1, + 'február' => 2, + 'március' => 3, + 'április' => 4, + 'május' => 5, + 'június' => 6, + 'július' => 7, + 'augusztus' => 8, + 'szeptember' => 9, + 'október' => 10, + 'november' => 11, + 'december' => 12, + // Greek + 'Ιαν' => 1, + 'Φεβ' => 2, + 'Μάώ' => 3, + 'Μαώ' => 3, + 'Απρ' => 4, + 'Μάι' => 5, + 'Μαϊ' => 5, + 'Μαι' => 5, + 'Ιούν' => 6, + 'Ιον' => 6, + 'Ιούλ' => 7, + 'Ιολ' => 7, + 'Αύγ' => 8, + 'Αυγ' => 8, + 'Σεπ' => 9, + 'Οκτ' => 10, + 'Νοέ' => 11, + 'Δεκ' => 12, + ); - case 'PST': - $timezone = -28800; - break; + /** + * List of timezones, abbreviation => offset from UTC + * + * @access protected + * @var array + */ + var $timezone = array( + 'ACDT' => 37800, + 'ACIT' => 28800, + 'ACST' => 34200, + 'ACT' => -18000, + 'ACWDT' => 35100, + 'ACWST' => 31500, + 'AEDT' => 39600, + 'AEST' => 36000, + 'AFT' => 16200, + 'AKDT' => -28800, + 'AKST' => -32400, + 'AMDT' => 18000, + 'AMT' => -14400, + 'ANAST' => 46800, + 'ANAT' => 43200, + 'ART' => -10800, + 'AZOST' => -3600, + 'AZST' => 18000, + 'AZT' => 14400, + 'BIOT' => 21600, + 'BIT' => -43200, + 'BOT' => -14400, + 'BRST' => -7200, + 'BRT' => -10800, + 'BST' => 3600, + 'BTT' => 21600, + 'CAST' => 18000, + 'CAT' => 7200, + 'CCT' => 23400, + 'CDT' => -18000, + 'CEDT' => 7200, + 'CET' => 3600, + 'CGST' => -7200, + 'CGT' => -10800, + 'CHADT' => 49500, + 'CHAST' => 45900, + 'CIST' => -28800, + 'CKT' => -36000, + 'CLDT' => -10800, + 'CLST' => -14400, + 'COT' => -18000, + 'CST' => -21600, + 'CVT' => -3600, + 'CXT' => 25200, + 'DAVT' => 25200, + 'DTAT' => 36000, + 'EADT' => -18000, + 'EAST' => -21600, + 'EAT' => 10800, + 'ECT' => -18000, + 'EDT' => -14400, + 'EEST' => 10800, + 'EET' => 7200, + 'EGT' => -3600, + 'EKST' => 21600, + 'EST' => -18000, + 'FJT' => 43200, + 'FKDT' => -10800, + 'FKST' => -14400, + 'FNT' => -7200, + 'GALT' => -21600, + 'GEDT' => 14400, + 'GEST' => 10800, + 'GFT' => -10800, + 'GILT' => 43200, + 'GIT' => -32400, + 'GST' => 14400, + 'GST' => -7200, + 'GYT' => -14400, + 'HAA' => -10800, + 'HAC' => -18000, + 'HADT' => -32400, + 'HAE' => -14400, + 'HAP' => -25200, + 'HAR' => -21600, + 'HAST' => -36000, + 'HAT' => -9000, + 'HAY' => -28800, + 'HKST' => 28800, + 'HMT' => 18000, + 'HNA' => -14400, + 'HNC' => -21600, + 'HNE' => -18000, + 'HNP' => -28800, + 'HNR' => -25200, + 'HNT' => -12600, + 'HNY' => -32400, + 'IRDT' => 16200, + 'IRKST' => 32400, + 'IRKT' => 28800, + 'IRST' => 12600, + 'JFDT' => -10800, + 'JFST' => -14400, + 'JST' => 32400, + 'KGST' => 21600, + 'KGT' => 18000, + 'KOST' => 39600, + 'KOVST' => 28800, + 'KOVT' => 25200, + 'KRAST' => 28800, + 'KRAT' => 25200, + 'KST' => 32400, + 'LHDT' => 39600, + 'LHST' => 37800, + 'LINT' => 50400, + 'LKT' => 21600, + 'MAGST' => 43200, + 'MAGT' => 39600, + 'MAWT' => 21600, + 'MDT' => -21600, + 'MESZ' => 7200, + 'MEZ' => 3600, + 'MHT' => 43200, + 'MIT' => -34200, + 'MNST' => 32400, + 'MSDT' => 14400, + 'MSST' => 10800, + 'MST' => -25200, + 'MUT' => 14400, + 'MVT' => 18000, + 'MYT' => 28800, + 'NCT' => 39600, + 'NDT' => -9000, + 'NFT' => 41400, + 'NMIT' => 36000, + 'NOVST' => 25200, + 'NOVT' => 21600, + 'NPT' => 20700, + 'NRT' => 43200, + 'NST' => -12600, + 'NUT' => -39600, + 'NZDT' => 46800, + 'NZST' => 43200, + 'OMSST' => 25200, + 'OMST' => 21600, + 'PDT' => -25200, + 'PET' => -18000, + 'PETST' => 46800, + 'PETT' => 43200, + 'PGT' => 36000, + 'PHOT' => 46800, + 'PHT' => 28800, + 'PKT' => 18000, + 'PMDT' => -7200, + 'PMST' => -10800, + 'PONT' => 39600, + 'PST' => -28800, + 'PWT' => 32400, + 'PYST' => -10800, + 'PYT' => -14400, + 'RET' => 14400, + 'ROTT' => -10800, + 'SAMST' => 18000, + 'SAMT' => 14400, + 'SAST' => 7200, + 'SBT' => 39600, + 'SCDT' => 46800, + 'SCST' => 43200, + 'SCT' => 14400, + 'SEST' => 3600, + 'SGT' => 28800, + 'SIT' => 28800, + 'SRT' => -10800, + 'SST' => -39600, + 'SYST' => 10800, + 'SYT' => 7200, + 'TFT' => 18000, + 'THAT' => -36000, + 'TJT' => 18000, + 'TKT' => -36000, + 'TMT' => 18000, + 'TOT' => 46800, + 'TPT' => 32400, + 'TRUT' => 36000, + 'TVT' => 43200, + 'TWT' => 28800, + 'UYST' => -7200, + 'UYT' => -10800, + 'UZT' => 18000, + 'VET' => -14400, + 'VLAST' => 39600, + 'VLAT' => 36000, + 'VOST' => 21600, + 'VUT' => 39600, + 'WAST' => 7200, + 'WAT' => 3600, + 'WDT' => 32400, + 'WEST' => 3600, + 'WFT' => 43200, + 'WIB' => 25200, + 'WIT' => 32400, + 'WITA' => 28800, + 'WKST' => 18000, + 'WST' => 28800, + 'YAKST' => 36000, + 'YAKT' => 32400, + 'YAPT' => 36000, + 'YEKST' => 21600, + 'YEKT' => 18000, + ); - case 'EDT': - $timezone = -14400; - break; + /** + * Cached PCRE for SimplePie_Parse_Date::$day + * + * @access protected + * @var string + */ + var $day_pcre; - case 'CDT': - $timezone = -18000; - break; + /** + * Cached PCRE for SimplePie_Parse_Date::$month + * + * @access protected + * @var string + */ + var $month_pcre; - case 'MDT': - $timezone = -21600; - break; + /** + * Array of user-added callback methods + * + * @access private + * @var array + */ + var $built_in = array(); - case 'PDT': - $timezone = -25200; - break; - } - } - } - // Timezone difference from UTC - else - { - $timezone = 0; - $timezone += ($match[24] + ('.' . $match[25])) * 3600; - $timezone += ($match[26] + ('.' . $match[27])) * 60; - $timezone = (int) round($timezone); + /** + * Array of user-added callback methods + * + * @access private + * @var array + */ + var $user = array(); - if ($match[23] == '-') - { - $timezone = -$timezone; - } - } - } - } - if ($timezone === false) - { - $cache[$dt][$rfc822_tz] = mktime($hour, $minute, $second, $month, $day, $year); - } - else + /** + * Create new SimplePie_Parse_Date object, and set self::day_pcre, + * self::month_pcre, and self::built_in + * + * @access private + */ + function SimplePie_Parse_Date() + { + $this->day_pcre = '(' . implode(array_keys($this->day), '|') . ')'; + $this->month_pcre = '(' . implode(array_keys($this->month), '|') . ')'; + + static $cache; + if (!isset($cache[get_class($this)])) + { + if (extension_loaded('Reflection')) + { + $class = new ReflectionClass(get_class($this)); + $methods = $class->getMethods(); + $all_methods = array(); + foreach ($methods as $method) { - $cache[$dt][$rfc822_tz] = gmmktime($hour, $minute, $second, $month, $day, $year) - $timezone; + $all_methods[] = $method->getName(); } } - elseif (($time = strtotime($dt)) > 0) + else { - $cache[$dt][$rfc822_tz] = $time; + $all_methods = get_class_methods($this); } - else + + foreach ($all_methods as $method) { - $cache[$dt][$rfc822_tz] = false; + if (strtolower(substr($method, 0, 5)) === 'date_') + { + $cache[get_class($this)][] = $method; + } } } - return $cache[$dt][$rfc822_tz]; + + foreach ($cache[get_class($this)] as $method) + { + $this->built_in[] = $method; + } } - + /** - * Decode HTML entities + * Get the object * - * @static * @access public - * @param string $data Input data - * @return string Output data */ - function entities_decode($data) + function get() { - $decoder = new SimplePie_Decode_HTML_Entities($data); - return $decoder->parse(); + static $object; + if (!$object) + { + $object = new SimplePie_Parse_Date; + } + return $object; } /** - * Remove RFC822 comments + * Parse a date * - * @author Tomas V.V.Cox - * @author Pierre-Alain Joye - * @author Amir Mohammad Saied - * @copyright 1997-2006 Pierre-Alain Joye,Tomas V.V.Cox,Amir Mohammad Saied - * @license http://www.opensource.org/licenses/bsd-license.php New BSD License - * @version CVS: $Id: Validate.php,v 1.104 2006/11/17 16:32:06 amir Exp $ - * @link http://pear.php.net/package/Validate + * @final * @access public - * @param string $data Data to strip comments from - * @return string Comment stripped string + * @param string $date Date to parse + * @return int Timestamp corresponding to date string, or false on failure */ - function uncomment_rfc822($data) + function parse($date) { - if ((version_compare(PHP_VERSION, '4.4.6', '>=') && version_compare(PHP_VERSION, '5', '<')) || version_compare(PHP_VERSION, '5.2.2', '>=')) + foreach ($this->user as $method) { - return $data; + if (($returned = call_user_func($method, $date)) !== false) + { + return $returned; + } } - else + + foreach ($this->built_in as $method) { - return preg_replace('/((?:(?:\\\\"|[^("])*(?:"(?:[^"\\\\\r]|\\\\.)*"\s*)?)*)((?user[] = $callback; } else { - return trim(substr($mime, 0, $pos)); + trigger_error('User-supplied function must be a valid callback', E_USER_WARNING); } } - function htmlspecialchars_decode($string, $quote_style) + /** + * Parse a superset of W3C-DTF (allows hyphens and colons to be omitted, as + * well as allowing any of upper or lower case "T", horizontal tabs, or + * spaces to be used as the time seperator (including more than one)) + * + * @access protected + * @return int Timestamp + */ + function date_w3cdtf($date) { - if (function_exists('htmlspecialchars_decode')) + static $pcre; + if (!$pcre) { - return htmlspecialchars_decode($string, $quote_style); + $year = '([0-9]{4})'; + $month = $day = $hour = $minute = $second = '([0-9]{2})'; + $decimal = '([0-9]*)'; + $zone = '(?:(Z)|([+\-])([0-9]{1,2}):?([0-9]{1,2}))'; + $pcre = '/^' . $year . '(?:-?' . $month . '(?:-?' . $day . '(?:[Tt\x09\x20]+' . $hour . '(?::?' . $minute . '(?::?' . $second . '(?:.' . $decimal . ')?)?)?' . $zone . ')?)?)?$/'; + } + if (preg_match($pcre, $date, $match)) + { + /* + Capturing subpatterns: + 1: Year + 2: Month + 3: Day + 4: Hour + 5: Minute + 6: Second + 7: Decimal fraction of a second + 8: Zulu + 9: Timezone ± + 10: Timezone hours + 11: Timezone minutes + */ + + // Fill in empty matches + for ($i = count($match); $i <= 3; $i++) + { + $match[$i] = '1'; + } + + for ($i = count($match); $i <= 7; $i++) + { + $match[$i] = '0'; + } + + // Numeric timezone + if (isset($match[9]) && $match[9] !== '') + { + $timezone = $match[10] * 3600; + $timezone += $match[11] * 60; + if ($match[9] === '-') + { + $timezone = 0 - $timezone; + } + } + else + { + $timezone = 0; + } + + // Convert the number of seconds to an integer, taking decimals into account + $second = round($match[6] + $match[7] / pow(10, strlen($match[7]))); + + return gmmktime($match[4], $match[5], $second, $match[2], $match[3], $match[1]) - $timezone; } else { - return strtr($string, array_flip(get_html_translation_table(HTML_SPECIALCHARS, $quote_style))); + return false; } } - function atom_03_construct_type($attribs) + /** + * Remove RFC822 comments + * + * @access protected + * @param string $data Data to strip comments from + * @return string Comment stripped string + */ + function remove_rfc2822_comments($string) { - if (isset($attribs['']['mode']) && strtolower(trim($attribs['']['mode']) == 'base64')) + $string = (string) $string; + $position = 0; + $length = strlen($string); + $depth = 0; + + $output = ''; + + while ($position < $length && ($pos = strpos($string, '(', $position)) !== false) { - $mode = SIMPLEPIE_CONSTRUCT_BASE64; + $output .= substr($string, $position, $pos - $position); + $position = $pos + 1; + if ($string[$pos - 1] !== '\\') + { + $depth++; + while ($depth && $position < $length) + { + $position += strcspn($string, '()', $position); + if ($string[$position - 1] === '\\') + { + $position++; + continue; + } + elseif (isset($string[$position])) + { + switch ($string[$position]) + { + case '(': + $depth++; + break; + + case ')': + $depth--; + break; + } + $position++; + } + else + { + break; + } + } + } + else + { + $output .= '('; + } } - else + $output .= substr($string, $position); + + return $output; + } + + /** + * Parse RFC2822's date format + * + * @access protected + * @return int Timestamp + */ + function date_rfc2822($date) + { + static $pcre; + if (!$pcre) { - $mode = SIMPLEPIE_CONSTRUCT_NONE; + $wsp = '[\x09\x20]'; + $fws = '(?:' . $wsp . '+|' . $wsp . '*(?:\x0D\x0A' . $wsp . '+)+)'; + $optional_fws = $fws . '?'; + $day_name = $this->day_pcre; + $month = $this->month_pcre; + $day = '([0-9]{1,2})'; + $hour = $minute = $second = '([0-9]{2})'; + $year = '([0-9]{2,4})'; + $num_zone = '([+\-])([0-9]{2})([0-9]{2})'; + $character_zone = '([A-Z]{1,5})'; + $zone = '(?:' . $num_zone . '|' . $character_zone . ')'; + $pcre = '/(?:' . $optional_fws . $day_name . $optional_fws . ',)?' . $optional_fws . $day . $fws . $month . $fws . $year . $fws . $hour . $optional_fws . ':' . $optional_fws . $minute . '(?:' . $optional_fws . ':' . $optional_fws . $second . ')?' . $fws . $zone . '/i'; } - if (isset($attribs['']['type'])) + if (preg_match($pcre, $this->remove_rfc2822_comments($date), $match)) { - switch (strtolower(trim($attribs['']['type']))) - { - case 'text': - case 'text/plain': - return SIMPLEPIE_CONSTRUCT_TEXT | $mode; + /* + Capturing subpatterns: + 1: Day name + 2: Day + 3: Month + 4: Year + 5: Hour + 6: Minute + 7: Second + 8: Timezone ± + 9: Timezone hours + 10: Timezone minutes + 11: Alphabetic timezone + */ - case 'html': - case 'text/html': - return SIMPLEPIE_CONSTRUCT_HTML | $mode; + // Find the month number + $month = $this->month[strtolower($match[3])]; - case 'xhtml': - case 'application/xhtml+xml': - return SIMPLEPIE_CONSTRUCT_XHTML | $mode; + // Numeric timezone + if ($match[8] !== '') + { + $timezone = $match[9] * 3600; + $timezone += $match[10] * 60; + if ($match[8] === '-') + { + $timezone = 0 - $timezone; + } + } + // Character timezone + elseif (isset($this->timezone[strtoupper($match[11])])) + { + $timezone = $this->timezone[strtoupper($match[11])]; + } + // Assume everything else to be -0000 + else + { + $timezone = 0; + } - default: - return SIMPLEPIE_CONSTRUCT_NONE | $mode; + // Deal with 2/3 digit years + if ($match[4] < 50) + { + $match[4] += 2000; + } + elseif ($match[4] < 1000) + { + $match[4] += 1900; + } + + // Second is optional, if it is empty set it to zero + if ($match[7] !== '') + { + $second = $match[7]; + } + else + { + $second = 0; } + + return gmmktime($match[5], $match[6], $second, $month, $match[2], $match[4]) - $timezone; } else { - return SIMPLEPIE_CONSTRUCT_TEXT | $mode; + return false; } } - function atom_10_construct_type($attribs) + /** + * Parse RFC850's date format + * + * @access protected + * @return int Timestamp + */ + function date_rfc850($date) { - if (isset($attribs['']['type'])) + static $pcre; + if (!$pcre) { - switch (strtolower(trim($attribs['']['type']))) - { - case 'text': - return SIMPLEPIE_CONSTRUCT_TEXT; - - case 'html': - return SIMPLEPIE_CONSTRUCT_HTML; - - case 'xhtml': - return SIMPLEPIE_CONSTRUCT_XHTML; - - default: - return SIMPLEPIE_CONSTRUCT_NONE; - } + $space = '[\x09\x20]+'; + $day_name = $this->day_pcre; + $month = $this->month_pcre; + $day = '([0-9]{1,2})'; + $year = $hour = $minute = $second = '([0-9]{2})'; + $zone = '([A-Z]{1,5})'; + $pcre = '/^' . $day_name . ',' . $space . $day . '-' . $month . '-' . $year . $space . $hour . ':' . $minute . ':' . $second . $space . $zone . '$/i'; } - return SIMPLEPIE_CONSTRUCT_TEXT; - } - - function atom_10_content_construct_type($attribs) - { - if (isset($attribs['']['type'])) + if (preg_match($pcre, $date, $match)) { - $type = strtolower(trim($attribs['']['type'])); - switch ($type) - { - case 'text': - return SIMPLEPIE_CONSTRUCT_TEXT; + /* + Capturing subpatterns: + 1: Day name + 2: Day + 3: Month + 4: Year + 5: Hour + 6: Minute + 7: Second + 8: Timezone + */ - case 'html': - return SIMPLEPIE_CONSTRUCT_HTML; + // Month + $month = $this->month[strtolower($match[3])]; - case 'xhtml': - return SIMPLEPIE_CONSTRUCT_XHTML; + // Character timezone + if (isset($this->timezone[strtoupper($match[8])])) + { + $timezone = $this->timezone[strtoupper($match[8])]; } - if (in_array(substr($type, -4), array('+xml', '/xml')) || substr($type, 0, 5) == 'text/') + // Assume everything else to be -0000 + else { - return SIMPLEPIE_CONSTRUCT_NONE; + $timezone = 0; + } + + // Deal with 2 digit year + if ($match[4] < 50) + { + $match[4] += 2000; } else { - return SIMPLEPIE_CONSTRUCT_BASE64; + $match[4] += 1900; } + + return gmmktime($match[5], $match[6], $match[7], $month, $match[2], $match[4]) - $timezone; } else { - return SIMPLEPIE_CONSTRUCT_TEXT; + return false; } } - function is_isegment_nz_nc($string) + /** + * Parse C99's asctime()'s date format + * + * @access protected + * @return int Timestamp + */ + function date_asctime($date) { - return (bool) preg_match('/^([A-Za-z0-9\-._~\x{A0}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFEF}\x{10000}-\x{1FFFD}\x{20000}-\x{2FFFD}\x{30000}-\x{3FFFD}\x{40000}-\x{4FFFD}\x{50000}-\x{5FFFD}\x{60000}-\x{6FFFD}\x{70000}-\x{7FFFD}\x{80000}-\x{8FFFD}\x{90000}-\x{9FFFD}\x{A0000}-\x{AFFFD}\x{B0000}-\x{BFFFD}\x{C0000}-\x{CFFFD}\x{D0000}-\x{DFFFD}\x{E1000}-\x{EFFFD}!$&\'()*+,;=@]|(%[0-9ABCDEF]{2}))+$/u', $string); + static $pcre; + if (!$pcre) + { + $space = '[\x09\x20]+'; + $wday_name = $this->day_pcre; + $mon_name = $this->month_pcre; + $day = '([0-9]{1,2})'; + $hour = $sec = $min = '([0-9]{2})'; + $year = '([0-9]{4})'; + $terminator = '\x0A?\x00?'; + $pcre = '/^' . $wday_name . $space . $mon_name . $space . $day . $space . $hour . ':' . $min . ':' . $sec . $space . $year . $terminator . '$/i'; + } + if (preg_match($pcre, $date, $match)) + { + /* + Capturing subpatterns: + 1: Day name + 2: Month + 3: Day + 4: Hour + 5: Minute + 6: Second + 7: Year + */ + + $month = $this->month[strtolower($match[2])]; + return gmmktime($match[4], $match[5], $match[6], $month, $match[3], $match[7]); + } + else + { + return false; + } } - function space_seperated_tokens($string) + /** + * Parse dates using strtotime() + * + * @access protected + * @return int Timestamp + */ + function date_strtotime($date) { - $space_characters = "\x20\x09\x0A\x0B\x0C\x0D"; - $string_length = strlen($string); - - $position = strspn($string, $space_characters); - $tokens = array(); - - while ($position < $string_length) + $strtotime = strtotime($date); + if ($strtotime === -1 || $strtotime === false) { - $len = strcspn($string, $space_characters, $position); - $tokens[] = substr($string, $position, $len); - $position += $len; - $position += strspn($string, $space_characters, $position); + return false; + } + else + { + return $strtotime; } - - return $tokens; } +} - function array_unique($array) +/** + * Content-type sniffing + * + * @package SimplePie + */ +class SimplePie_Content_Type_Sniffer +{ + /** + * File object + * + * @var SimplePie_File + * @access private + */ + var $file; + + /** + * Create an instance of the class with the input file + * + * @access public + * @param SimplePie_Content_Type_Sniffer $file Input file + */ + function SimplePie_Content_Type_Sniffer($file) + { + $this->file = $file; + } + + /** + * Get the Content-Type of the specified file + * + * @access public + * @return string Actual Content-Type + */ + function get_type() { - if (version_compare(PHP_VERSION, '5.2', '>=')) - { - return array_unique($array); - } - else + if (isset($this->file->headers['content-type'])) { - $array = (array) $array; - $new_array = array(); - $new_array_strings = array(); - foreach ($array as $key => $value) + if (!isset($this->file->headers['content-encoding']) + && ($this->file->headers['content-type'] === 'text/plain' + || $this->file->headers['content-type'] === 'text/plain; charset=ISO-8859-1' + || $this->file->headers['content-type'] === 'text/plain; charset=iso-8859-1')) { - if (is_object($value)) - { - if (method_exists($value, '__toString')) - { - $cmp = $value->__toString(); - } - else - { - trigger_error('Object of class ' . get_class($value) . ' could not be converted to string', E_USER_ERROR); - } - } - elseif (is_array($value)) + return $this->text_or_binary(); + } + + if (($pos = strpos($this->file->headers['content-type'], ';')) !== false) + { + $official = substr($this->file->headers['content-type'], 0, $pos); + } + else + { + $official = $this->file->headers['content-type']; + } + $official = strtolower($official); + + if ($official === 'unknown/unknown' + || $official === 'application/unknown') + { + return $this->unknown(); + } + elseif (substr($official, -4) === '+xml' + || $official === 'text/xml' + || $official === 'application/xml') + { + return $official; + } + elseif (substr($official, 0, 6) === 'image/') + { + if ($return = $this->image()) { - $cmp = (string) reset($value); + return $return; } else { - $cmp = (string) $value; - } - if (!in_array($cmp, $new_array_strings)) - { - $new_array[$key] = $value; - $new_array_strings[] = $cmp; + return $official; } } - return $new_array; + elseif ($official === 'text/html') + { + return $this->feed_or_html(); + } + else + { + return $official; + } + } + else + { + return $this->unknown(); } } - + /** - * Converts a unicode codepoint to a UTF-8 character + * Sniff text or binary * - * @static - * @access public - * @param int $codepoint Unicode codepoint - * @return string UTF-8 character + * @access private + * @return string Actual Content-Type */ - function codepoint_to_utf8($codepoint) + function text_or_binary() { - static $cache = array(); - $codepoint = (int) $codepoint; - if (isset($cache[$codepoint])) + if (substr($this->file->body, 0, 2) === "\xFE\xFF" + || substr($this->file->body, 0, 2) === "\xFF\xFE" + || substr($this->file->body, 0, 4) === "\x00\x00\xFE\xFF" + || substr($this->file->body, 0, 3) === "\xEF\xBB\xBF") { - return $cache[$codepoint]; + return 'text/plain'; } - elseif ($codepoint < 0) + elseif (preg_match('/[\x00-\x08\x0E-\x1A\x1C-\x1F]/', $this->file->body)) { - return $cache[$codepoint] = false; + return 'application/octect-stream'; } - else if ($codepoint <= 0x7f) + else { - return $cache[$codepoint] = chr($codepoint); + return 'text/plain'; } - else if ($codepoint <= 0x7ff) + } + + /** + * Sniff unknown + * + * @access private + * @return string Actual Content-Type + */ + function unknown() + { + $ws = strspn($this->file->body, "\x09\x0A\x0B\x0C\x0D\x20"); + if (strtolower(substr($this->file->body, $ws, 14)) === 'file->body, $ws, 5)) === 'file->body, $ws, 7)) === '> 6)) . chr(0x80 | ($codepoint & 0x3f)); + return 'text/html'; } - else if ($codepoint <= 0xffff) + elseif (substr($this->file->body, 0, 5) === '%PDF-') { - return $cache[$codepoint] = chr(0xe0 | ($codepoint >> 12)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f)); + return 'application/pdf'; } - else if ($codepoint <= 0x10ffff) + elseif (substr($this->file->body, 0, 11) === '%!PS-Adobe-') { - return $cache[$codepoint] = chr(0xf0 | ($codepoint >> 18)) . chr(0x80 | (($codepoint >> 12) & 0x3f)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f)); + return 'application/postscript'; + } + elseif (substr($this->file->body, 0, 6) === 'GIF87a' + || substr($this->file->body, 0, 6) === 'GIF89a') + { + return 'image/gif'; + } + elseif (substr($this->file->body, 0, 8) === "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A") + { + return 'image/png'; + } + elseif (substr($this->file->body, 0, 3) === "\xFF\xD8\xFF") + { + return 'image/jpeg'; + } + elseif (substr($this->file->body, 0, 2) === "\x42\x4D") + { + return 'image/bmp'; } else { - // U+FFFD REPLACEMENT CHARACTER - return $cache[$codepoint] = "\xEF\xBF\xBD"; + return $this->text_or_binary(); } } - + /** - * Re-implementation of PHP 4.2.0's is_a() + * Sniff images * - * @static - * @access public - * @param object $object The tested object - * @param string $class_name The class name - * @return bool Returns true if the object is of this class or has this class as one of its parents, false otherwise - */ - function is_a($object, $class_name) - { - if (function_exists('is_a')) - { - return is_a($object, $class_name); - } - elseif (!is_object($object)) - { - return false; - } - elseif (get_class($object) == strtolower($class_name)) - { - return true; - } - else - { - return is_subclass_of($object, $class_name); - } - } - + * @access private + * @return string Actual Content-Type + */ + function image() + { + if (substr($this->file->body, 0, 6) === 'GIF87a' + || substr($this->file->body, 0, 6) === 'GIF89a') + { + return 'image/gif'; + } + elseif (substr($this->file->body, 0, 8) === "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A") + { + return 'image/png'; + } + elseif (substr($this->file->body, 0, 3) === "\xFF\xD8\xFF") + { + return 'image/jpeg'; + } + elseif (substr($this->file->body, 0, 2) === "\x42\x4D") + { + return 'image/bmp'; + } + else + { + return false; + } + } + /** - * Re-implementation of PHP 5's stripos() + * Sniff HTML * - * Returns the numeric position of the first occurrence of needle in the - * haystack string. - * - * @static - * @access string - * @param object $haystack - * @param string $needle Note that the needle may be a string of one or more - * characters. If needle is not a string, it is converted to an integer - * and applied as the ordinal value of a character. - * @param int $offset The optional offset parameter allows you to specify which - * character in haystack to start searching. The position returned is still - * relative to the beginning of haystack. - * @return bool If needle is not found, stripos() will return boolean false. + * @access private + * @return string Actual Content-Type */ - function stripos($haystack, $needle, $offset = 0) - { - if (function_exists('stripos')) - { - return stripos($haystack, $needle, $offset); - } - else - { - if (is_string($needle)) - { - $needle = strtolower($needle); - } - elseif (is_int($needle) || is_bool($needle) || is_double($needle)) - { - $needle = strtolower(chr($needle)); - } - else - { - trigger_error('needle is not a string or an integer', E_USER_WARNING); - return false; - } - - return strpos(strtolower($haystack), $needle, $offset); - } - } + function feed_or_html() + { + $len = strlen($this->file->body); + $pos = strspn($this->file->body, "\x09\x0A\x0D\x20"); + + while ($pos < $len) + { + switch ($this->file->body[$pos]) + { + case "\x09": + case "\x0A": + case "\x0D": + case "\x20": + $pos += strspn($this->file->body, "\x09\x0A\x0D\x20", $pos); + continue 2; + + case '<': + $pos++; + break; + + default: + return 'text/html'; + } + + if (substr($this->file->body, $pos, 3) === '!--') + { + $pos += 3; + if ($pos < $len && ($pos = strpos($this->file->body, '-->', $pos)) !== false) + { + $pos += 3; + } + else + { + return 'text/html'; + } + } + elseif (substr($this->file->body, $pos, 1) === '!') + { + if ($pos < $len && ($pos = strpos($this->file->body, '>', $pos)) !== false) + { + $pos++; + } + else + { + return 'text/html'; + } + } + elseif (substr($this->file->body, $pos, 1) === '?') + { + if ($pos < $len && ($pos = strpos($this->file->body, '?>', $pos)) !== false) + { + $pos += 2; + } + else + { + return 'text/html'; + } + } + elseif (substr($this->file->body, $pos, 3) === 'rss' + || substr($this->file->body, $pos, 7) === 'rdf:RDF') + { + return 'application/rss+xml'; + } + elseif (substr($this->file->body, $pos, 4) === 'feed') + { + return 'application/atom+xml'; + } + else + { + return 'text/html'; + } + } + + return 'text/html'; + } } /** - * Decode HTML Entities - * - * This implements HTML5 as of revision 967 (2007-06-28) + * Parses the XML Declaration * * @package SimplePie */ -class SimplePie_Decode_HTML_Entities +class SimplePie_XML_Declaration_Parser { /** - * Data to be parsed + * XML Version * - * @access private + * @access public * @var string */ - var $data = ''; + var $version = '1.0'; + + /** + * Encoding + * + * @access public + * @var string + */ + var $encoding = 'UTF-8'; + + /** + * Standalone + * + * @access public + * @var bool + */ + var $standalone = false; /** - * Currently consumed bytes + * Current state of the state machine * * @access private * @var string */ - var $consumed = ''; + var $state = 'before_version_name'; + + /** + * Input data + * + * @access private + * @var string + */ + var $data = ''; /** - * Position of the current byte being parsed + * Input data length (to avoid calling strlen() everytime this is needed) * * @access private * @var int */ - var $position = 0; + var $data_length = 0; + /** + * Current position of the pointer + * + * @var int + * @access private + */ + var $position = 0; + /** * Create an instance of the class with the input data * * @access public * @param string $data Input data */ - function SimplePie_Decode_HTML_Entities($data) + function SimplePie_XML_Declaration_Parser($data) + { + $this->data = $data; + $this->data_length = strlen($this->data); + } + + /** + * Parse the input data + * + * @access public + * @return bool true on success, false on failure + */ + function parse() + { + while ($this->state && $this->state !== 'emit' && $this->has_data()) + { + $state = $this->state; + $this->$state(); + } + $this->data = ''; + if ($this->state === 'emit') + { + return true; + } + else + { + $this->version = ''; + $this->encoding = ''; + $this->standalone = ''; + return false; + } + } + + /** + * Check whether there is data beyond the pointer + * + * @access private + * @return bool true if there is further data, false if not + */ + function has_data() + { + return (bool) ($this->position < $this->data_length); + } + + /** + * Advance past any whitespace + * + * @return int Number of whitespace characters passed + */ + function skip_whitespace() + { + $whitespace = strspn($this->data, "\x09\x0A\x0D\x20", $this->position); + $this->position += $whitespace; + return $whitespace; + } + + /** + * Read value + */ + function get_value() + { + $quote = substr($this->data, $this->position, 1); + if ($quote === '"' || $quote === "'") + { + $this->position++; + $len = strcspn($this->data, $quote, $this->position); + if ($this->has_data()) + { + $value = substr($this->data, $this->position, $len); + $this->position += $len + 1; + return $value; + } + } + return false; + } + + function before_version_name() + { + if ($this->skip_whitespace()) + { + $this->state = 'version_name'; + } + else + { + $this->state = false; + } + } + + function version_name() { - $this->data = $data; + if (substr($this->data, $this->position, 7) === 'version') + { + $this->position += 7; + $this->skip_whitespace(); + $this->state = 'version_equals'; + } + else + { + $this->state = false; + } } - - /** - * Parse the input data - * - * @access public - * @return string Output data - */ - function parse() + + function version_equals() { - while (($this->position = strpos($this->data, '&', $this->position)) !== false) + if (substr($this->data, $this->position, 1) === '=') { - $this->consume(); - $this->entity(); - $this->consumed = ''; + $this->position++; + $this->skip_whitespace(); + $this->state = 'version_value'; + } + else + { + $this->state = false; } - return $this->data; } - - /** - * Consume the next byte - * - * @access private - * @return mixed The next byte, or false, if there is no more data - */ - function consume() + + function version_value() { - if (isset($this->data[$this->position])) + if ($this->version = $this->get_value()) { - $this->consumed .= $this->data[$this->position]; - return $this->data[$this->position++]; + $this->skip_whitespace(); + if ($this->has_data()) + { + $this->state = 'encoding_name'; + } + else + { + $this->state = 'emit'; + } } else { - $this->consumed = false; - return false; + $this->state = 'standalone_name'; } } - - /** - * Consume a range of characters - * - * @access private - * @param string $chars Characters to consume - * @return mixed A series of characters that match the range, or false - */ - function consume_range($chars) + + function encoding_name() { - if ($len = strspn($this->data, $chars, $this->position)) + if (substr($this->data, $this->position, 8) === 'encoding') { - $data = substr($this->data, $this->position, $len); - $this->consumed .= $data; - $this->position += $len; - return $data; + $this->position += 8; + $this->skip_whitespace(); + $this->state = 'encoding_equals'; } else { - $this->consumed = false; - return false; + $this->state = false; } } - - /** - * Unconsume one byte - * - * @access private - */ - function unconsume() + + function encoding_equals() { - $this->consumed = substr($this->consumed, 0, -1); - $this->position--; + if (substr($this->data, $this->position, 1) === '=') + { + $this->position++; + $this->skip_whitespace(); + $this->state = 'encoding_value'; + } + else + { + $this->state = false; + } } - - /** - * Decode an entity - * - * @access private - */ - function entity() + + function encoding_value() { - switch ($this->consume()) + if ($this->encoding = $this->get_value()) { - case "\x09": - case "\x0A": - case "\x0B": - case "\x0B": - case "\x0C": - case "\x20": - case "\x3C": - case "\x26": - case false: - break; - - case "\x23": - switch ($this->consume()) - { - case "\x78": - case "\x58": - $range = '0123456789ABCDEFabcdef'; - $hex = true; - break; - - default: - $range = '0123456789'; - $hex = false; - $this->unconsume(); - break; - } - - if ($codepoint = $this->consume_range($range)) - { - static $windows_1252_specials = array(0x0D => "\x0A", 0x80 => "\xE2\x82\xAC", 0x81 => "\xEF\xBF\xBD", 0x82 => "\xE2\x80\x9A", 0x83 => "\xC6\x92", 0x84 => "\xE2\x80\x9E", 0x85 => "\xE2\x80\xA6", 0x86 => "\xE2\x80\xA0", 0x87 => "\xE2\x80\xA1", 0x88 => "\xCB\x86", 0x89 => "\xE2\x80\xB0", 0x8A => "\xC5\xA0", 0x8B => "\xE2\x80\xB9", 0x8C => "\xC5\x92", 0x8D => "\xEF\xBF\xBD", 0x8E => "\xC5\xBD", 0x8F => "\xEF\xBF\xBD", 0x90 => "\xEF\xBF\xBD", 0x91 => "\xE2\x80\x98", 0x92 => "\xE2\x80\x99", 0x93 => "\xE2\x80\x9C", 0x94 => "\xE2\x80\x9D", 0x95 => "\xE2\x80\xA2", 0x96 => "\xE2\x80\x93", 0x97 => "\xE2\x80\x94", 0x98 => "\xCB\x9C", 0x99 => "\xE2\x84\xA2", 0x9A => "\xC5\xA1", 0x9B => "\xE2\x80\xBA", 0x9C => "\xC5\x93", 0x9D => "\xEF\xBF\xBD", 0x9E => "\xC5\xBE", 0x9F => "\xC5\xB8"); - - if ($hex) - { - $codepoint = hexdec($codepoint); - } - else - { - $codepoint = intval($codepoint); - } - - if (isset($windows_1252_specials[$codepoint])) - { - $replacement = $windows_1252_specials[$codepoint]; - } - else - { - $replacement = SimplePie_Misc::codepoint_to_utf8($codepoint); - } - - if ($this->consume() != ';') - { - $this->unconsume(); - } - - $consumed_length = strlen($this->consumed); - $this->data = substr_replace($this->data, $replacement, $this->position - $consumed_length, $consumed_length); - $this->position += strlen($replacement) - $consumed_length; - } - break; - - default: - static $entities = array('Aacute' => "\xC3\x81", 'aacute' => "\xC3\xA1", 'Aacute;' => "\xC3\x81", 'aacute;' => "\xC3\xA1", 'Acirc' => "\xC3\x82", 'acirc' => "\xC3\xA2", 'Acirc;' => "\xC3\x82", 'acirc;' => "\xC3\xA2", 'acute' => "\xC2\xB4", 'acute;' => "\xC2\xB4", 'AElig' => "\xC3\x86", 'aelig' => "\xC3\xA6", 'AElig;' => "\xC3\x86", 'aelig;' => "\xC3\xA6", 'Agrave' => "\xC3\x80", 'agrave' => "\xC3\xA0", 'Agrave;' => "\xC3\x80", 'agrave;' => "\xC3\xA0", 'alefsym;' => "\xE2\x84\xB5", 'Alpha;' => "\xCE\x91", 'alpha;' => "\xCE\xB1", 'AMP' => "\x26", 'amp' => "\x26", 'AMP;' => "\x26", 'amp;' => "\x26", 'and;' => "\xE2\x88\xA7", 'ang;' => "\xE2\x88\xA0", 'apos;' => "\x27", 'Aring' => "\xC3\x85", 'aring' => "\xC3\xA5", 'Aring;' => "\xC3\x85", 'aring;' => "\xC3\xA5", 'asymp;' => "\xE2\x89\x88", 'Atilde' => "\xC3\x83", 'atilde' => "\xC3\xA3", 'Atilde;' => "\xC3\x83", 'atilde;' => "\xC3\xA3", 'Auml' => "\xC3\x84", 'auml' => "\xC3\xA4", 'Auml;' => "\xC3\x84", 'auml;' => "\xC3\xA4", 'bdquo;' => "\xE2\x80\x9E", 'Beta;' => "\xCE\x92", 'beta;' => "\xCE\xB2", 'brvbar' => "\xC2\xA6", 'brvbar;' => "\xC2\xA6", 'bull;' => "\xE2\x80\xA2", 'cap;' => "\xE2\x88\xA9", 'Ccedil' => "\xC3\x87", 'ccedil' => "\xC3\xA7", 'Ccedil;' => "\xC3\x87", 'ccedil;' => "\xC3\xA7", 'cedil' => "\xC2\xB8", 'cedil;' => "\xC2\xB8", 'cent' => "\xC2\xA2", 'cent;' => "\xC2\xA2", 'Chi;' => "\xCE\xA7", 'chi;' => "\xCF\x87", 'circ;' => "\xCB\x86", 'clubs;' => "\xE2\x99\xA3", 'cong;' => "\xE2\x89\x85", 'COPY' => "\xC2\xA9", 'copy' => "\xC2\xA9", 'COPY;' => "\xC2\xA9", 'copy;' => "\xC2\xA9", 'crarr;' => "\xE2\x86\xB5", 'cup;' => "\xE2\x88\xAA", 'curren' => "\xC2\xA4", 'curren;' => "\xC2\xA4", 'Dagger;' => "\xE2\x80\xA1", 'dagger;' => "\xE2\x80\xA0", 'dArr;' => "\xE2\x87\x93", 'darr;' => "\xE2\x86\x93", 'deg' => "\xC2\xB0", 'deg;' => "\xC2\xB0", 'Delta;' => "\xCE\x94", 'delta;' => "\xCE\xB4", 'diams;' => "\xE2\x99\xA6", 'divide' => "\xC3\xB7", 'divide;' => "\xC3\xB7", 'Eacute' => "\xC3\x89", 'eacute' => "\xC3\xA9", 'Eacute;' => "\xC3\x89", 'eacute;' => "\xC3\xA9", 'Ecirc' => "\xC3\x8A", 'ecirc' => "\xC3\xAA", 'Ecirc;' => "\xC3\x8A", 'ecirc;' => "\xC3\xAA", 'Egrave' => "\xC3\x88", 'egrave' => "\xC3\xA8", 'Egrave;' => "\xC3\x88", 'egrave;' => "\xC3\xA8", 'empty;' => "\xE2\x88\x85", 'emsp;' => "\xE2\x80\x83", 'ensp;' => "\xE2\x80\x82", 'Epsilon;' => "\xCE\x95", 'epsilon;' => "\xCE\xB5", 'equiv;' => "\xE2\x89\xA1", 'Eta;' => "\xCE\x97", 'eta;' => "\xCE\xB7", 'ETH' => "\xC3\x90", 'eth' => "\xC3\xB0", 'ETH;' => "\xC3\x90", 'eth;' => "\xC3\xB0", 'Euml' => "\xC3\x8B", 'euml' => "\xC3\xAB", 'Euml;' => "\xC3\x8B", 'euml;' => "\xC3\xAB", 'euro;' => "\xE2\x82\xAC", 'exist;' => "\xE2\x88\x83", 'fnof;' => "\xC6\x92", 'forall;' => "\xE2\x88\x80", 'frac12' => "\xC2\xBD", 'frac12;' => "\xC2\xBD", 'frac14' => "\xC2\xBC", 'frac14;' => "\xC2\xBC", 'frac34' => "\xC2\xBE", 'frac34;' => "\xC2\xBE", 'frasl;' => "\xE2\x81\x84", 'Gamma;' => "\xCE\x93", 'gamma;' => "\xCE\xB3", 'ge;' => "\xE2\x89\xA5", 'GT' => "\x3E", 'gt' => "\x3E", 'GT;' => "\x3E", 'gt;' => "\x3E", 'hArr;' => "\xE2\x87\x94", 'harr;' => "\xE2\x86\x94", 'hearts;' => "\xE2\x99\xA5", 'hellip;' => "\xE2\x80\xA6", 'Iacute' => "\xC3\x8D", 'iacute' => "\xC3\xAD", 'Iacute;' => "\xC3\x8D", 'iacute;' => "\xC3\xAD", 'Icirc' => "\xC3\x8E", 'icirc' => "\xC3\xAE", 'Icirc;' => "\xC3\x8E", 'icirc;' => "\xC3\xAE", 'iexcl' => "\xC2\xA1", 'iexcl;' => "\xC2\xA1", 'Igrave' => "\xC3\x8C", 'igrave' => "\xC3\xAC", 'Igrave;' => "\xC3\x8C", 'igrave;' => "\xC3\xAC", 'image;' => "\xE2\x84\x91", 'infin;' => "\xE2\x88\x9E", 'int;' => "\xE2\x88\xAB", 'Iota;' => "\xCE\x99", 'iota;' => "\xCE\xB9", 'iquest' => "\xC2\xBF", 'iquest;' => "\xC2\xBF", 'isin;' => "\xE2\x88\x88", 'Iuml' => "\xC3\x8F", 'iuml' => "\xC3\xAF", 'Iuml;' => "\xC3\x8F", 'iuml;' => "\xC3\xAF", 'Kappa;' => "\xCE\x9A", 'kappa;' => "\xCE\xBA", 'Lambda;' => "\xCE\x9B", 'lambda;' => "\xCE\xBB", 'lang;' => "\xE3\x80\x88", 'laquo' => "\xC2\xAB", 'laquo;' => "\xC2\xAB", 'lArr;' => "\xE2\x87\x90", 'larr;' => "\xE2\x86\x90", 'lceil;' => "\xE2\x8C\x88", 'ldquo;' => "\xE2\x80\x9C", 'le;' => "\xE2\x89\xA4", 'lfloor;' => "\xE2\x8C\x8A", 'lowast;' => "\xE2\x88\x97", 'loz;' => "\xE2\x97\x8A", 'lrm;' => "\xE2\x80\x8E", 'lsaquo;' => "\xE2\x80\xB9", 'lsquo;' => "\xE2\x80\x98", 'LT' => "\x3C", 'lt' => "\x3C", 'LT;' => "\x3C", 'lt;' => "\x3C", 'macr' => "\xC2\xAF", 'macr;' => "\xC2\xAF", 'mdash;' => "\xE2\x80\x94", 'micro' => "\xC2\xB5", 'micro;' => "\xC2\xB5", 'middot' => "\xC2\xB7", 'middot;' => "\xC2\xB7", 'minus;' => "\xE2\x88\x92", 'Mu;' => "\xCE\x9C", 'mu;' => "\xCE\xBC", 'nabla;' => "\xE2\x88\x87", 'nbsp' => "\xC2\xA0", 'nbsp;' => "\xC2\xA0", 'ndash;' => "\xE2\x80\x93", 'ne;' => "\xE2\x89\xA0", 'ni;' => "\xE2\x88\x8B", 'not' => "\xC2\xAC", 'not;' => "\xC2\xAC", 'notin;' => "\xE2\x88\x89", 'nsub;' => "\xE2\x8A\x84", 'Ntilde' => "\xC3\x91", 'ntilde' => "\xC3\xB1", 'Ntilde;' => "\xC3\x91", 'ntilde;' => "\xC3\xB1", 'Nu;' => "\xCE\x9D", 'nu;' => "\xCE\xBD", 'Oacute' => "\xC3\x93", 'oacute' => "\xC3\xB3", 'Oacute;' => "\xC3\x93", 'oacute;' => "\xC3\xB3", 'Ocirc' => "\xC3\x94", 'ocirc' => "\xC3\xB4", 'Ocirc;' => "\xC3\x94", 'ocirc;' => "\xC3\xB4", 'OElig;' => "\xC5\x92", 'oelig;' => "\xC5\x93", 'Ograve' => "\xC3\x92", 'ograve' => "\xC3\xB2", 'Ograve;' => "\xC3\x92", 'ograve;' => "\xC3\xB2", 'oline;' => "\xE2\x80\xBE", 'Omega;' => "\xCE\xA9", 'omega;' => "\xCF\x89", 'Omicron;' => "\xCE\x9F", 'omicron;' => "\xCE\xBF", 'oplus;' => "\xE2\x8A\x95", 'or;' => "\xE2\x88\xA8", 'ordf' => "\xC2\xAA", 'ordf;' => "\xC2\xAA", 'ordm' => "\xC2\xBA", 'ordm;' => "\xC2\xBA", 'Oslash' => "\xC3\x98", 'oslash' => "\xC3\xB8", 'Oslash;' => "\xC3\x98", 'oslash;' => "\xC3\xB8", 'Otilde' => "\xC3\x95", 'otilde' => "\xC3\xB5", 'Otilde;' => "\xC3\x95", 'otilde;' => "\xC3\xB5", 'otimes;' => "\xE2\x8A\x97", 'Ouml' => "\xC3\x96", 'ouml' => "\xC3\xB6", 'Ouml;' => "\xC3\x96", 'ouml;' => "\xC3\xB6", 'para' => "\xC2\xB6", 'para;' => "\xC2\xB6", 'part;' => "\xE2\x88\x82", 'permil;' => "\xE2\x80\xB0", 'perp;' => "\xE2\x8A\xA5", 'Phi;' => "\xCE\xA6", 'phi;' => "\xCF\x86", 'Pi;' => "\xCE\xA0", 'pi;' => "\xCF\x80", 'piv;' => "\xCF\x96", 'plusmn' => "\xC2\xB1", 'plusmn;' => "\xC2\xB1", 'pound' => "\xC2\xA3", 'pound;' => "\xC2\xA3", 'Prime;' => "\xE2\x80\xB3", 'prime;' => "\xE2\x80\xB2", 'prod;' => "\xE2\x88\x8F", 'prop;' => "\xE2\x88\x9D", 'Psi;' => "\xCE\xA8", 'psi;' => "\xCF\x88", 'QUOT' => "\x22", 'quot' => "\x22", 'QUOT;' => "\x22", 'quot;' => "\x22", 'radic;' => "\xE2\x88\x9A", 'rang;' => "\xE3\x80\x89", 'raquo' => "\xC2\xBB", 'raquo;' => "\xC2\xBB", 'rArr;' => "\xE2\x87\x92", 'rarr;' => "\xE2\x86\x92", 'rceil;' => "\xE2\x8C\x89", 'rdquo;' => "\xE2\x80\x9D", 'real;' => "\xE2\x84\x9C", 'REG' => "\xC2\xAE", 'reg' => "\xC2\xAE", 'REG;' => "\xC2\xAE", 'reg;' => "\xC2\xAE", 'rfloor;' => "\xE2\x8C\x8B", 'Rho;' => "\xCE\xA1", 'rho;' => "\xCF\x81", 'rlm;' => "\xE2\x80\x8F", 'rsaquo;' => "\xE2\x80\xBA", 'rsquo;' => "\xE2\x80\x99", 'sbquo;' => "\xE2\x80\x9A", 'Scaron;' => "\xC5\xA0", 'scaron;' => "\xC5\xA1", 'sdot;' => "\xE2\x8B\x85", 'sect' => "\xC2\xA7", 'sect;' => "\xC2\xA7", 'shy' => "\xC2\xAD", 'shy;' => "\xC2\xAD", 'Sigma;' => "\xCE\xA3", 'sigma;' => "\xCF\x83", 'sigmaf;' => "\xCF\x82", 'sim;' => "\xE2\x88\xBC", 'spades;' => "\xE2\x99\xA0", 'sub;' => "\xE2\x8A\x82", 'sube;' => "\xE2\x8A\x86", 'sum;' => "\xE2\x88\x91", 'sup;' => "\xE2\x8A\x83", 'sup1' => "\xC2\xB9", 'sup1;' => "\xC2\xB9", 'sup2' => "\xC2\xB2", 'sup2;' => "\xC2\xB2", 'sup3' => "\xC2\xB3", 'sup3;' => "\xC2\xB3", 'supe;' => "\xE2\x8A\x87", 'szlig' => "\xC3\x9F", 'szlig;' => "\xC3\x9F", 'Tau;' => "\xCE\xA4", 'tau;' => "\xCF\x84", 'there4;' => "\xE2\x88\xB4", 'Theta;' => "\xCE\x98", 'theta;' => "\xCE\xB8", 'thetasym;' => "\xCF\x91", 'thinsp;' => "\xE2\x80\x89", 'THORN' => "\xC3\x9E", 'thorn' => "\xC3\xBE", 'THORN;' => "\xC3\x9E", 'thorn;' => "\xC3\xBE", 'tilde;' => "\xCB\x9C", 'times' => "\xC3\x97", 'times;' => "\xC3\x97", 'TRADE;' => "\xE2\x84\xA2", 'trade;' => "\xE2\x84\xA2", 'Uacute' => "\xC3\x9A", 'uacute' => "\xC3\xBA", 'Uacute;' => "\xC3\x9A", 'uacute;' => "\xC3\xBA", 'uArr;' => "\xE2\x87\x91", 'uarr;' => "\xE2\x86\x91", 'Ucirc' => "\xC3\x9B", 'ucirc' => "\xC3\xBB", 'Ucirc;' => "\xC3\x9B", 'ucirc;' => "\xC3\xBB", 'Ugrave' => "\xC3\x99", 'ugrave' => "\xC3\xB9", 'Ugrave;' => "\xC3\x99", 'ugrave;' => "\xC3\xB9", 'uml' => "\xC2\xA8", 'uml;' => "\xC2\xA8", 'upsih;' => "\xCF\x92", 'Upsilon;' => "\xCE\xA5", 'upsilon;' => "\xCF\x85", 'Uuml' => "\xC3\x9C", 'uuml' => "\xC3\xBC", 'Uuml;' => "\xC3\x9C", 'uuml;' => "\xC3\xBC", 'weierp;' => "\xE2\x84\x98", 'Xi;' => "\xCE\x9E", 'xi;' => "\xCE\xBE", 'Yacute' => "\xC3\x9D", 'yacute' => "\xC3\xBD", 'Yacute;' => "\xC3\x9D", 'yacute;' => "\xC3\xBD", 'yen' => "\xC2\xA5", 'yen;' => "\xC2\xA5", 'yuml' => "\xC3\xBF", 'Yuml;' => "\xC5\xB8", 'yuml;' => "\xC3\xBF", 'Zeta;' => "\xCE\x96", 'zeta;' => "\xCE\xB6", 'zwj;' => "\xE2\x80\x8D", 'zwnj;' => "\xE2\x80\x8C"); - - for ($i = 0, $match = null; $i < 9 && $this->consume(); $i++) - { - $consumed = substr($this->consumed, 1); - if (isset($entities[$consumed])) - { - $match = $consumed; - } - } - - if ($match !== null) - { - $this->data = substr_replace($this->data, $entities[$match], $this->position - strlen($consumed) - 1, strlen($match) + 1); - $this->position += strlen($entities[$match]) - strlen($consumed) - 1; - } - break; + $this->skip_whitespace(); + if ($this->has_data()) + { + $this->state = 'standalone_name'; + } + else + { + $this->state = 'emit'; + } + } + else + { + $this->state = false; + } + } + + function standalone_name() + { + if (substr($this->data, $this->position, 10) === 'standalone') + { + $this->position += 10; + $this->skip_whitespace(); + $this->state = 'standalone_equals'; + } + else + { + $this->state = false; + } + } + + function standalone_equals() + { + if (substr($this->data, $this->position, 1) === '=') + { + $this->position++; + $this->skip_whitespace(); + $this->state = 'standalone_value'; + } + else + { + $this->state = false; + } + } + + function standalone_value() + { + if ($standalone = $this->get_value()) + { + switch ($standalone) + { + case 'yes': + $this->standalone = true; + break; + + case 'no': + $this->standalone = false; + break; + + default: + $this->state = false; + return; + } + + $this->skip_whitespace(); + if ($this->has_data()) + { + $this->state = false; + } + else + { + $this->state = 'emit'; + } + } + else + { + $this->state = false; } } } @@ -10007,14 +12398,16 @@ class SimplePie_Locator var $base_location = 0; var $checked_feeds = 0; var $max_checked_feeds = 10; + var $content_type_sniffer_class = 'SimplePie_Content_Type_Sniffer'; - function SimplePie_Locator(&$file, $timeout = 10, $useragent = null, $file_class = 'SimplePie_File', $max_checked_feeds = 10) + function SimplePie_Locator(&$file, $timeout = 10, $useragent = null, $file_class = 'SimplePie_File', $max_checked_feeds = 10, $content_type_sniffer_class = 'SimplePie_Content_Type_Sniffer') { $this->file =& $file; $this->file_class = $file_class; $this->useragent = $useragent; $this->timeout = $timeout; $this->max_checked_feeds = $max_checked_feeds; + $this->content_type_sniffer_class; } function find($type = SIMPLEPIE_LOCATOR_ALL) @@ -10023,6 +12416,15 @@ class SimplePie_Locator { return $this->file; } + + if ($this->file->method & SIMPLEPIE_FILE_SOURCE_REMOTE) + { + $sniffer = new $this->content_type_sniffer_class($this->file); + if ($sniffer->get_type() !== 'text/html') + { + return null; + } + } if ($type & ~SIMPLEPIE_LOCATOR_NONE) { @@ -10061,24 +12463,32 @@ class SimplePie_Locator function is_feed(&$file) { - $body = SimplePie_Misc::strip_comments($file->body); - if (preg_match('/<([^\s:]+:)?(rss|RDF|feed)' . SIMPLEPIE_PCRE_XML_ATTRIBUTE . '>/i', $body)) + if ($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE) { - return true; + $sniffer = new $this->content_type_sniffer_class($file); + $sniffed = $sniffer->get_type(); + if (in_array($sniffed, array('application/rss+xml', 'application/rdf+xml', 'application/atom+xml', 'text/xml', 'application/xml', 'text/plain'))) + { + return true; + } + else + { + return false; + } } - return false; - } - - function get_base() - { - if (isset($this->file->headers['content-location'])) + elseif ($file->method & SIMPLEPIE_FILE_SOURCE_LOCAL) { - $this->http_base = SimplePie_Misc::absolutize_url(trim($this->file->headers['content-location']), $this->file->url); + return true; } else { - $this->http_base = $this->file->url; + return false; } + } + + function get_base() + { + $this->http_base = $this->file->url; $this->base = $this->http_base; $elements = SimplePie_Misc::get_element('base', $this->file->body); foreach ($elements as $element) @@ -10225,7 +12635,6 @@ class SimplePie_Locator class SimplePie_Parser { - var $xml; var $error_code; var $error_string; var $current_line; @@ -10243,7 +12652,7 @@ class SimplePie_Parser var $current_xhtml_construct = -1; var $encoding; - function pre_process(&$data, $encoding) + function parse(&$data, $encoding) { // Use UTF-8 if we get passed US-ASCII, as every US-ASCII character is a UTF-8 character if (strtoupper($encoding) == 'US-ASCII') @@ -10257,60 +12666,67 @@ class SimplePie_Parser // Strip BOM: // UTF-32 Big Endian BOM - if (strpos($data, "\x0\x0\xFE\xFF") === 0) + if (substr($data, 0, 4) === "\x00\x00\xFE\xFF") { $data = substr($data, 4); } // UTF-32 Little Endian BOM - elseif (strpos($data, "\xFF\xFE\x0\x0") === 0) + elseif (substr($data, 0, 4) === "\xFF\xFE\x00\x00") { $data = substr($data, 4); } // UTF-16 Big Endian BOM - elseif (strpos($data, "\xFE\xFF") === 0) + elseif (substr($data, 0, 2) === "\xFE\xFF") { $data = substr($data, 2); } // UTF-16 Little Endian BOM - elseif (strpos($data, "\xFF\xFE") === 0) + elseif (substr($data, 0, 2) === "\xFF\xFE") { $data = substr($data, 2); } // UTF-8 BOM - elseif (strpos($data, "\xEF\xBB\xBF") === 0) + elseif (substr($data, 0, 3) === "\xEF\xBB\xBF") { $data = substr($data, 3); } - - // Make sure the XML prolog is sane and has the correct encoding - $data = preg_replace("/^<\?xml[\x20\x9\xD\xA]+version([\x20\x9\xD\xA]+)?=([\x20\x9\xD\xA]+)?(\"1.0\"|'1.0'|\"1.1\"|'1.1')([\x20\x9\xD\xA]+encoding([\x20\x9\xD\xA]+)?=([\x20\x9\xD\xA]+)?(\"[A-Za-z][A-Za-z0-9._\-]*\"|'[A-Za-z][A-Za-z0-9._\-]*'))?([\x20\x9\xD\xA]+standalone([\x20\x9\xD\xA]+)?=([\x20\x9\xD\xA]+)?(\"(yes|no)\"|'(yes|no)'))?([\x20\x9\xD\xA]+)?\?>/", '', $data); - $data = "\n" . $data; - } - - function parse(&$data) - { + + if (substr($data, 0, 5) === '')) !== false) + { + $declaration = new SimplePie_XML_Declaration_Parser(substr($data, 5, $pos - 5)); + if ($declaration->parse()) + { + $data = substr($data, $pos + 2); + $data = 'version . '" encoding="' . $encoding . '" standalone="' . (($declaration->standalone) ? 'yes' : 'no') . '"?>' . $data; + } + else + { + $this->error_string = 'SimplePie bug! Please report this!'; + return false; + } + } + $return = true; // Create the parser - $this->xml = xml_parser_create_ns($this->encoding, $this->separator); - xml_parser_set_option($this->xml, XML_OPTION_SKIP_WHITE, 1); - xml_parser_set_option($this->xml, XML_OPTION_CASE_FOLDING, 0); - xml_set_object($this->xml, $this); - xml_set_character_data_handler($this->xml, 'cdata'); - xml_set_element_handler($this->xml, 'tag_open', 'tag_close'); + $xml = xml_parser_create_ns($this->encoding, $this->separator); + xml_parser_set_option($xml, XML_OPTION_SKIP_WHITE, 1); + xml_parser_set_option($xml, XML_OPTION_CASE_FOLDING, 0); + xml_set_object($xml, $this); + xml_set_character_data_handler($xml, 'cdata'); + xml_set_element_handler($xml, 'tag_open', 'tag_close'); // Parse! - if (!xml_parse($this->xml, $data, true)) + if (!xml_parse($xml, $data, true)) { - $this->data = null; - $this->error_code = xml_get_error_code($this->xml); + $this->error_code = xml_get_error_code($xml); $this->error_string = xml_error_string($this->error_code); $return = false; } - $this->current_line = xml_get_current_line_number($this->xml); - $this->current_column = xml_get_current_column_number($this->xml); - $this->current_byte = xml_get_current_byte_index($this->xml); - xml_parser_free($this->xml); + $this->current_line = xml_get_current_line_number($xml); + $this->current_column = xml_get_current_column_number($xml); + $this->current_byte = xml_get_current_byte_index($xml); + xml_parser_free($xml); return $return; } @@ -10478,7 +12894,13 @@ class SimplePie_Parser { $separator_length = strlen($this->separator); } - $cache[$string] = array(substr($string, 0, $pos), substr($string, $pos + $separator_length)); + $namespace = substr($string, 0, $pos); + $local_name = substr($string, $pos + $separator_length); + if (strtolower($namespace) === SIMPLEPIE_NAMESPACE_ITUNES) + { + $namespace = SIMPLEPIE_NAMESPACE_ITUNES; + } + $cache[$string] = array($namespace, $local_name); } else { @@ -10662,7 +13084,7 @@ class SimplePie_Sanitize { if ($type & SIMPLEPIE_CONSTRUCT_MAYBE_HTML) { - if (preg_match('/(&(#(x[0-9a-fA-F]+|[0-9]+)|[a-zA-Z0-9]+)|<\/(\w+)' . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . '>)/', $data)) + if (preg_match('/(&(#(x[0-9a-fA-F]+|[0-9]+)|[a-zA-Z0-9]+)|<\/[A-Za-z][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E]*' . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . '>)/', $data)) { $type |= SIMPLEPIE_CONSTRUCT_HTML; } @@ -10717,9 +13139,7 @@ class SimplePie_Sanitize { foreach ($this->strip_attributes as $attrib) { - $data = preg_replace('/ '. trim($attrib) .'=("|")(\w|\s|=|-|:|;|\/|\.|\?|&|,|#|!|\(|\)|\'|'|<|>|\+|{|})*("|")/i', '', $data); - $data = preg_replace('/ '. trim($attrib) .'=(\'|')(\w|\s|=|-|:|;|\/|\.|\?|&|,|#|!|\(|\)|"|"|<|>|\+|{|})*(\'|')/i', '', $data); - $data = preg_replace('/ '. trim($attrib) .'=(\w|\s|=|-|:|;|\/|\.|\?|&|,|#|!|\(|\)|\+|{|})*/i', '', $data); + $data = preg_replace('/(<[A-Za-z][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E]*)' . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . trim($attrib) . '(?:\s*=\s*(?:"(?:[^"]*)"|\'(?:[^\']*)\'|(?:[^\x09\x0A\x0B\x0C\x0D\x20\x22\x27\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x3E]*)?))?' . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . '>/', '\1\2\3>', $data); } } @@ -10738,27 +13158,30 @@ class SimplePie_Sanitize { if (isset($img['attribs']['src']['data'])) { - $image_url = $img['attribs']['src']['data']; - $cache =& new $this->cache_class($this->cache_location, call_user_func($this->cache_name_function, $image_url), 'spi'); + $image_url = call_user_func($this->cache_name_function, $img['attribs']['src']['data']); + $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, $image_url, 'spi'); if ($cache->load()) { - $img['attribs']['src']['data'] = $this->image_handler . rawurlencode($img['attribs']['src']['data']); + $img['attribs']['src']['data'] = $this->image_handler . $image_url; $data = str_replace($img['full'], SimplePie_Misc::element_implode($img), $data); } else { - $file =& new $this->file_class($image_url, $this->timeout, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen); + $file =& new $this->file_class($img['attribs']['src']['data'], $this->timeout, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen); $headers = $file->headers; if ($file->success && ($file->status_code == 200 || ($file->status_code > 206 && $file->status_code < 300))) { - if (!$cache->save(array('headers' => $file->headers, 'body' => $file->body))) + if ($cache->save(array('headers' => $file->headers, 'body' => $file->body))) + { + $img['attribs']['src']['data'] = $this->image_handler . $image_url; + $data = str_replace($img['full'], SimplePie_Misc::element_implode($img), $data); + } + else { trigger_error("$cache->name is not writeable", E_USER_WARNING); } - $img['attribs']['src']['data'] = $this->image_handler . rawurlencode($img['attribs']['src']['data']); - $data = str_replace($img['full'], SimplePie_Misc::element_implode($img), $data); } } } @@ -10801,7 +13224,9 @@ class SimplePie_Sanitize if (isset($element['attribs'][$attribute]['data'])) { $element['attribs'][$attribute]['data'] = SimplePie_Misc::absolutize_url($element['attribs'][$attribute]['data'], $this->base); - $data = str_replace($element['full'], SimplePie_Misc::element_implode($element), $data); + $new_element = SimplePie_Misc::element_implode($element); + $data = str_replace($element['full'], $new_element, $data); + $element['full'] = $new_element; } } } @@ -10841,4 +13266,4 @@ class SimplePie_Sanitize } } -?> +?> \ No newline at end of file