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@ -149,25 +149,18 @@ class html2text
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'/<script[^>]*>.*?<\/script>/i', // <script>s -- which strip_tags supposedly has problems with
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'/<style[^>]*>.*?<\/style>/i', // <style>s -- which strip_tags supposedly has problems with
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//'/<!-- .* -->/', // Comments -- which strip_tags might have problem a with
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'/<h[123][^>]*>(.*?)<\/h[123]>/ie', // H1 - H3
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'/<h[456][^>]*>(.*?)<\/h[456]>/ie', // H4 - H6
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'/<p[^>]*>/i', // <P>
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'/<br[^>]*>/i', // <br>
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'/<b[^>]*>(.*?)<\/b>/ie', // <b>
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'/<strong[^>]*>(.*?)<\/strong>/ie', // <strong>
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'/<i[^>]*>(.*?)<\/i>/i', // <i>
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'/<em[^>]*>(.*?)<\/em>/i', // <em>
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'/(<ul[^>]*>|<\/ul>)/i', // <ul> and </ul>
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'/(<ol[^>]*>|<\/ol>)/i', // <ol> and </ol>
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'/<li[^>]*>(.*?)<\/li>/i', // <li> and </li>
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'/<li[^>]*>/i', // <li>
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'/<a [^>]*href=("|\')([^"\']+)\1[^>]*>(.*?)<\/a>/ie',
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// <a href="">
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'/<hr[^>]*>/i', // <hr>
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'/(<table[^>]*>|<\/table>)/i', // <table> and </table>
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'/(<tr[^>]*>|<\/tr>)/i', // <tr> and </tr>
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'/<td[^>]*>(.*?)<\/td>/i', // <td> and </td>
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'/<th[^>]*>(.*?)<\/th>/ie', // <th> and </th>
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'/&(nbsp|#160);/i', // Non-breaking space
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'/&(quot|rdquo|ldquo|#8220|#8221|#147|#148);/i',
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// Double quotes
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@ -201,25 +194,18 @@ class html2text
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'', // <script>s -- which strip_tags supposedly has problems with
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'', // <style>s -- which strip_tags supposedly has problems with
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//'', // Comments -- which strip_tags might have problem a with
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"strtoupper(\"\n\n\\1\n\n\")", // H1 - H3
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"ucwords(\"\n\n\\1\n\")", // H4 - H6
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"\n\n", // <P>
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"\n", // <br>
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'strtoupper("\\1")', // <b>
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'strtoupper("\\1")', // <strong>
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'_\\1_', // <i>
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'_\\1_', // <em>
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"\n\n", // <ul> and </ul>
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"\n\n", // <ol> and </ol>
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"\t* \\1\n", // <li> and </li>
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"\n\t* ", // <li>
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'$this->_build_link_list("\\2", "\\3")',
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// <a href="">
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"\n-------------------------\n", // <hr>
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"\n\n", // <table> and </table>
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"\n", // <tr> and </tr>
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"\t\t\\1\n", // <td> and </td>
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"strtoupper(\"\t\t\\1\n\")", // <th> and </th>
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' ', // Non-breaking space
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'"', // Double quotes
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"'", // Single quotes
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@ -238,6 +224,22 @@ class html2text
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' ' // Runs of spaces, post-handling
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);
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/**
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* List of preg* regular expression patterns to search for
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* and replace using callback function.
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*
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* @var array $callback_search
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* @access public
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*/
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var $callback_search = array(
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'/<(h)[123456][^>]*>(.*?)<\/h[123456]>/i', // H1 - H3
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'/<(b)[^>]*>(.*?)<\/b>/i', // <b>
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'/<(strong)[^>]*>(.*?)<\/strong>/i', // <strong>
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'/<(a) [^>]*href=("|\')([^"\']+)\2[^>]*>(.*?)<\/a>/i',
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// <a href="">
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'/<(th)[^>]*>(.*?)<\/th>/i', // <th> and </th>
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);
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/**
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* List of preg* regular expression patterns to search for in PRE body,
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* used in conjunction with $pre_replace.
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@ -471,6 +473,7 @@ class html2text
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// Run our defined search-and-replace
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$text = preg_replace($this->search, $this->replace, $text);
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$text = preg_replace_callback($this->callback_search, array('html2text', '_preg_callback'), $text);
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// Strip any other HTML tags
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$text = strip_tags($text, $this->allowed_tags);
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@ -549,6 +552,44 @@ class html2text
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$text = preg_replace('/<pre[^>]*>.*<\/pre>/ismU', '<div><br>' . $result . '<br></div>', $text, 1);
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}
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}
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/**
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* Callback function for preg_replace_callback use.
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*
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* @param array PREG matches
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* @return string
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* @access private
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*/
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function _preg_callback($matches)
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{
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switch($matches[1])
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{
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case 'b':
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case 'strong':
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return $this->_strtoupper($matches[2]);
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case 'hr':
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return $this->_strtoupper("\t\t". $matches[2] ."\n");
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case 'h':
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return $this->_strtoupper("\n\n". $matches[2] ."\n\n");
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case 'a':
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return $this->_build_link_list($matches[3], $matches[4]);
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}
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}
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/**
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* Strtoupper multibyte wrapper function
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*
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* @param string
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* @return string
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* @access private
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*/
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function _strtoupper($str)
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{
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if (function_exists('mb_strtoupper'))
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return mb_strtoupper($str);
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else
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return strtoupper($str);
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}
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}
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?>
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alecpl
16 years ago