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@ -145,7 +145,6 @@ class html2text
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var $search = array(
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"/\r/", // Non-legal carriage return
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"/[\n\t]+/", // Newlines and tabs
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'/[ ]{2,}/', // Runs of spaces, pre-handling
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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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'/<p[^>]*>/i', // <P>
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@ -161,22 +160,6 @@ class html2text
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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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'/&(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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'/&(apos|rsquo|lsquo|#8216|#8217);/i', // Single quotes
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'/>/i', // Greater-than
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'/</i', // Less-than
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'/&(copy|#169);/i', // Copyright
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'/&(trade|#8482|#153);/i', // Trademark
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'/&(reg|#174);/i', // Registered
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'/&(mdash|#151|#8212);/i', // mdash
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'/&(ndash|minus|#8211|#8722);/i', // ndash
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'/&(bull|#149|#8226);/i', // Bullet
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'/&(pound|#163);/i', // Pound sign
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'/&(euro|#8364);/i', // Euro sign
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'/&(amp|#38);/i', // Ampersand: see _converter()
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'/[ ]{2,}/' // Runs of spaces, post-handling
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);
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/**
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@ -189,7 +172,6 @@ class html2text
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var $replace = array(
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'', // Non-legal carriage return
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' ', // Newlines and tabs
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' ', // Runs of spaces, pre-handling
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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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"\n\n", // <P>
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@ -205,6 +187,43 @@ class html2text
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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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);
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/**
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* List of preg* regular expression patterns to search for,
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* used in conjunction with $ent_replace.
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*
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* @var array $ent_search
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* @access public
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* @see $ent_replace
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*/
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var $ent_search = array(
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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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'/&(apos|rsquo|lsquo|#8216|#8217);/i', // Single quotes
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'/>/i', // Greater-than
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'/</i', // Less-than
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'/&(copy|#169);/i', // Copyright
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'/&(trade|#8482|#153);/i', // Trademark
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'/&(reg|#174);/i', // Registered
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'/&(mdash|#151|#8212);/i', // mdash
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'/&(ndash|minus|#8211|#8722);/i', // ndash
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'/&(bull|#149|#8226);/i', // Bullet
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'/&(pound|#163);/i', // Pound sign
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'/&(euro|#8364);/i', // Euro sign
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'/&(amp|#38);/i', // Ampersand: see _converter()
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'/[ ]{2,}/', // Runs of spaces, post-handling
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);
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/**
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* List of pattern replacements corresponding to patterns searched.
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*
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* @var array $ent_replace
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* @access public
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* @see $ent_search
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*/
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var $ent_replace = array(
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' ', // Non-breaking space
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'"', // Double quotes
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"'", // Single quotes
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@ -219,7 +238,7 @@ class html2text
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'£',
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'EUR', // Euro sign. € ?
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'|+|amp|+|', // Ampersand: see _converter()
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' ' // Runs of spaces, post-handling
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' ', // Runs of spaces, post-handling
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);
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/**
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@ -303,7 +322,7 @@ class html2text
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* @see _build_link_list()
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*/
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var $_link_list = '';
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/**
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* Number of valid links detected in the text, used for plain text
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* display (rendered similar to footnotes).
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@ -314,15 +333,15 @@ class html2text
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*/
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var $_link_count = 0;
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/**
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* Boolean flag, true if a table of link URLs should be listed after the text.
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*
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* @var boolean $_do_links
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* @access private
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* @see html2text()
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/**
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* Boolean flag, true if a table of link URLs should be listed after the text.
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*
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* @var boolean $_do_links
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* @access private
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* @see html2text()
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*/
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var $_do_links = true;
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/**
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* Constructor.
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*
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@ -492,15 +511,21 @@ class html2text
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// Convert <PRE>
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$this->_convert_pre($text);
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// Run our defined search-and-replace
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// Run our defined tags search-and-replace
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$text = preg_replace($this->search, $this->replace, $text);
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// Run our defined tags search-and-replace with callback
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$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, $this->allowed_tags);
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// Run our defined entities/characters search-and-replace
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$text = preg_replace($this->ent_search, $this->ent_replace, $text);
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// Replace known html entities
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$text = html_entity_decode($text, ENT_COMPAT, 'UTF-8');
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// Run our defined search-and-replace with callback
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$text = preg_replace_callback($this->callback_search, array('html2text', '_preg_callback'), $text);
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// Remove unknown/unhandled entities (this cannot be done in search-and-replace block)
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$text = preg_replace('/&([a-zA-Z0-9]{2,6}|#[0-9]{2,4});/', '', $text);
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@ -508,15 +533,12 @@ class html2text
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// This properly handles situation of "&quot;" in input string
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$text = str_replace('|+|amp|+|', '&', $text);
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// Strip any other HTML tags
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$text = strip_tags($text, $this->allowed_tags);
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// Bring down number of empty lines to 2 max
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$text = preg_replace("/\n\s+\n/", "\n\n", $text);
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$text = preg_replace("/[\n]{3,}/", "\n\n", $text);
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// remove leading empty lines (can be produced by eg. P tag on the beginning)
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$text = preg_replace('/^\n+/', '', $text);
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$text = ltrim($text, "\n");
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// Wrap the text to a readable format
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// for PHP versions >= 4.0.2. Default width is 75
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@ -544,9 +566,7 @@ class html2text
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if ( !$this->_do_links )
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return $display;
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if ( substr($link, 0, 7) == 'http://' || substr($link, 0, 8) == 'https://' ||
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substr($link, 0, 7) == 'mailto:'
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) {
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if ( preg_match('!^(https?://|mailto:)!', $link) ) {
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$this->_link_count++;
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$this->_link_list .= '[' . $this->_link_count . "] $link\n";
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$additional = ' [' . $this->_link_count . ']';
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alecpl
13 years ago