1251 lines
40 KiB
PHP
1251 lines
40 KiB
PHP
<?php
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if (!function_exists('_')) {
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function _($string) {
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return $string;
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}
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}
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/* functions... */
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/***** Formatting functions *****/
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function wptexturize($text) {
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$textarr = preg_split("/(<.*>)/U", $text, -1, PREG_SPLIT_DELIM_CAPTURE); // capture the tags as well as in between
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$stop = count($textarr); $next = true; // loop stuff
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for ($i = 0; $i < $stop; $i++) {
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$curl = $textarr[$i];
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if (!strstr($_SERVER['HTTP_USER_AGENT'], 'Gecko')) {
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$curl = str_replace('<q>', '“', $curl);
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$curl = str_replace('</q>', '”', $curl);
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}
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if ('<' != $curl{0} && $next) { // If it's not a tag
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$curl = str_replace('---', '—', $curl);
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$curl = str_replace('--', '–', $curl);
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$curl = str_replace("...", '…', $curl);
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$curl = str_replace('``', '“', $curl);
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// This is a hack, look at this more later. It works pretty well though.
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$cockney = array("'tain't","'twere","'twas","'tis","'twill","'til","'bout","'nuff","'round");
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$cockneyreplace = array("’tain’t","’twere","’twas","’tis","’twill","’til","’bout","’nuff","’round");
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$curl = str_replace($cockney, $cockneyreplace, $curl);
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$curl = preg_replace("/'s/", "’s", $curl);
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$curl = preg_replace("/'(\d\d(?:’|')?s)/", "’$1", $curl);
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$curl = preg_replace('/(\s|\A|")\'/', '$1‘', $curl);
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$curl = preg_replace("/(\d+)\"/", "$1″", $curl);
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$curl = preg_replace("/(\d+)'/", "$1′", $curl);
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$curl = preg_replace("/(\S)'([^'\s])/", "$1’$2", $curl);
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$curl = preg_replace('/"([\s.]|\Z)/', '”$1', $curl);
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$curl = preg_replace('/(\s|\A)"/', '$1“', $curl);
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$curl = preg_replace("/'([\s.]|\Z)/", '’$1', $curl);
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$curl = preg_replace("/\(tm\)/i", '™', $curl);
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$curl = preg_replace("/\(c\)/i", '©', $curl);
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$curl = preg_replace("/\(r\)/i", '®', $curl);
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$curl = preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $curl);
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$curl = str_replace("''", '”', $curl);
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$curl = preg_replace('/(d+)x(\d+)/', "$1×$2", $curl);
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} elseif (strstr($curl, '<code') || strstr($curl, '<pre') || strstr($curl, '<kbd' || strstr($curl, '<style') || strstr($curl, '<script'))) {
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// strstr is fast
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$next = false;
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} else {
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$next = true;
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}
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$output .= $curl;
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}
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return $output;
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}
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function wpautop($pee, $br=1) {
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$pee = preg_replace('|<br />\s*<br />|', "\n\n", $pee);
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$pee = preg_replace("/(\r\n|\n|\r)/", "\n", $pee); // cross-platform newlines
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$pee = preg_replace("/\n\n+/", "\n\n", $pee); // take care of duplicates
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$pee = preg_replace('/\n?(.+?)(\n\n|\z)/s', "<p>$1</p>\n", $pee); // make paragraphs, including one at the end
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$pee = str_replace('<br /></p>', '</p>', $pee);
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$pee = str_replace('<p><p>', '<p>', $pee);
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$pee = str_replace('</p></p>', '</p>', $pee);
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$pee = preg_replace('!<p>\s*(</?(?:table|ul|ol|li|pre|select|form|blockquote)>)!', "$1", $pee);
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$pee = preg_replace('!(</?(?:table|ul|ol|li|pre|select|form|blockquote)>)\s*</p>!', "$1", $pee);
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if ($br) $pee = preg_replace('|(?<!<br />)\s*\n|', "<br />\n", $pee); // optionally make line breaks
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$pee = preg_replace('!(</?(?:table|ul|ol|li|pre|select|form|blockquote|p)>)<br />!', "$1", $pee);
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$pee = preg_replace('|<p><blockquote([^>]*)>|i', "<blockquote$1><p>", $pee);
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$pee = str_replace('</blockquote></p>', '</p></blockquote>', $pee);
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$pee = preg_replace('/&([^#])(?![a-z]{1,8};)/', '&$1', $pee);
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return $pee;
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}
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function popuplinks($text) {
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// Comment text in popup windows should be filtered through this.
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// Right now it's a moderately dumb function, ideally it would detect whether
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// a target or rel attribute was already there and adjust its actions accordingly.
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$text = preg_replace('/<a (.+?)>/i', "<a $1 target='_blank' rel='external'>", $text);
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return $text;
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}
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function autobrize($content) {
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$content = preg_replace("/<br>\n/", "\n", $content);
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$content = preg_replace("/<br \/>\n/", "\n", $content);
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$content = preg_replace("/(\015\012)|(\015)|(\012)/", "<br />\n", $content);
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return $content;
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}
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function unautobrize($content) {
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$content = preg_replace("/<br>\n/", "\n", $content); //for PHP versions before 4.0.5
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$content = preg_replace("/<br \/>\n/", "\n", $content);
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return $content;
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}
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function format_to_edit($content) {
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global $autobr;
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$content = stripslashes($content);
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if ($autobr) { $content = unautobrize($content); }
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$content = htmlspecialchars($content);
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return $content;
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}
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function format_to_post($content) {
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global $post_autobr,$comment_autobr;
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$content = addslashes($content);
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if ($post_autobr || $comment_autobr) { $content = autobrize($content); }
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return $content;
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}
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function zeroise($number,$threshold) { // function to add leading zeros when necessary
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$l=strlen($number);
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if ($l<$threshold)
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for ($i=0; $i<($threshold-$l); $i=$i+1) { $number='0'.$number; }
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return $number;
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}
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function backslashit($string) {
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$string = preg_replace('/([a-z])/i', '\\\\\1', $string);
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return $string;
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}
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function mysql2date($dateformatstring, $mysqlstring, $use_b2configmonthsdays = 1) {
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global $month, $weekday;
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$m = $mysqlstring;
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if (empty($m)) {
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return false;
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}
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$i = mktime(substr($m,11,2),substr($m,14,2),substr($m,17,2),substr($m,5,2),substr($m,8,2),substr($m,0,4));
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if (!empty($month) && !empty($weekday) && $use_b2configmonthsdays) {
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$datemonth = $month[date('m', $i)];
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$dateweekday = $weekday[date('w', $i)];
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$dateformatstring = ' '.$dateformatstring;
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$dateformatstring = preg_replace("/([^\\\])D/", "\\1".backslashit(substr($dateweekday, 0, 3)), $dateformatstring);
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$dateformatstring = preg_replace("/([^\\\])F/", "\\1".backslashit($datemonth), $dateformatstring);
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$dateformatstring = preg_replace("/([^\\\])l/", "\\1".backslashit($dateweekday), $dateformatstring);
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$dateformatstring = preg_replace("/([^\\\])M/", "\\1".backslashit(substr($datemonth, 0, 3)), $dateformatstring);
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$dateformatstring = substr($dateformatstring, 1, strlen($dateformatstring)-1);
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}
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$j = @date($dateformatstring, $i);
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if (!$j) {
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# // for debug purposes
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# echo $i." ".$mysqlstring;
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}
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return $j;
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}
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function addslashes_gpc($gpc) {
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if (!get_magic_quotes_gpc()) {
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$gpc = addslashes($gpc);
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}
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return $gpc;
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}
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function date_i18n($dateformatstring, $unixtimestamp) {
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global $month, $weekday;
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$i = $unixtimestamp;
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if ((!empty($month)) && (!empty($weekday))) {
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$datemonth = $month[date('m', $i)];
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$dateweekday = $weekday[date('w', $i)];
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$dateformatstring = ' '.$dateformatstring;
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$dateformatstring = preg_replace("/([^\\\])D/", "\\1".backslashit(substr($dateweekday, 0, 3)), $dateformatstring);
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$dateformatstring = preg_replace("/([^\\\])F/", "\\1".backslashit($datemonth), $dateformatstring);
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$dateformatstring = preg_replace("/([^\\\])l/", "\\1".backslashit($dateweekday), $dateformatstring);
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$dateformatstring = preg_replace("/([^\\\])M/", "\\1".backslashit(substr($datemonth, 0, 3)), $dateformatstring);
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$dateformatstring = substr($dateformatstring, 1, strlen($dateformatstring)-1);
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}
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$j = @date($dateformatstring, $i);
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return $j;
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}
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function get_weekstartend($mysqlstring, $start_of_week) {
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$my = substr($mysqlstring,0,4);
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$mm = substr($mysqlstring,8,2);
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$md = substr($mysqlstring,5,2);
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$day = mktime(0,0,0, $md, $mm, $my);
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$weekday = date('w',$day);
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$i = 86400;
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while ($weekday > $start_of_week) {
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$weekday = date('w',$day);
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$day = $day - 86400;
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$i = 0;
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}
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$week['start'] = $day + 86400 - $i;
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$week['end'] = $day + 691199;
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return $week;
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}
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function convert_chars($content,$flag="html") { // html/unicode entities output, defaults to html
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$newcontent = "";
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global $convert_chars2unicode, $convert_entities2unicode, $leavecodealone, $use_htmltrans;
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global $b2_htmltrans, $b2_htmltranswinuni;
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### this is temporary - will be replaced by proper config stuff
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$convert_chars2unicode = 1;
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if (($leavecodealone) || (!$use_htmltrans)) {
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$convert_chars2unicode = 0;
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}
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###
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// converts HTML-entities to their display values in order to convert them again later
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$content = preg_replace("/<title>(.+?)<\/title>/","",$content);
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$content = preg_replace("/<category>(.+?)<\/category>/","",$content);
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# $content = str_replace("&","&",$content);
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$content = strtr($content, $b2_htmltrans);
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return $content;
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// the following is the slowest. code. ever.
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/*
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for ($i=0; $i<strlen($content); $i=$i+1) {
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$j = substr($content,$i,1);
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$jnext = substr($content,$i+1,1);
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$jord = ord($j);
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if ($convert_chars2unicode) {
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switch($flag) {
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case "unicode":
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// $j = str_replace("&","&",$j);
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if (($jord>=128) || ($j == "&") || (($jord>=128) && ($jord<=159))) {
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$j = "&#".$jord.";";
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}
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break;
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case "html":
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if (($jord>=128) || (($jord>=128) && ($jord<=159))) {
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$j = "&#".$jord.";"; // $j = htmlentities($j);
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} elseif (($j == "&") && ($jnext != "#")) {
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$j = "&";
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}
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break;
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case "xml":
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if ($jord>=128) {
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$j = "&#".$jord.";"; // $j = htmlentities($j);
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// $j = htmlentities($j);
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} elseif (($j == "&") && ($jnext != "#")) {
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$j = "&";
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}
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break;
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}
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}
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$newcontent .= $j;
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}
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// now converting: Windows CP1252 => Unicode (valid HTML)
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// (if you've ever pasted text from MSWord, you'll understand)
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$newcontent = strtr($newcontent, $b2_htmltranswinuni);
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// you can delete these 2 lines if you don't like <br /> and <hr />
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$newcontent = str_replace("<br>","<br />",$newcontent);
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$newcontent = str_replace("<hr>","<hr />",$newcontent);
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return $newcontent;
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*/
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}
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function convert_bbcode($content) {
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global $b2_bbcode, $use_bbcode;
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if ($use_bbcode) {
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$content = preg_replace($b2_bbcode["in"], $b2_bbcode["out"], $content);
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}
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$content = convert_bbcode_email($content);
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return $content;
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}
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function convert_bbcode_email($content) {
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global $use_bbcode;
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$bbcode_email["in"] = array(
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'#\[email](.+?)\[/email]#eis',
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'#\[email=(.+?)](.+?)\[/email]#eis'
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);
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$bbcode_email["out"] = array(
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"'<a href=\"mailto:'.antispambot('\\1').'\">'.antispambot('\\1').'</a>'", // E-mail
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"'<a href=\"mailto:'.antispambot('\\1').'\">\\2</a>'"
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);
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$content = preg_replace($bbcode_email["in"], $bbcode_email["out"], $content);
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return $content;
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}
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function convert_gmcode($content) {
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global $b2_gmcode, $use_gmcode;
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if ($use_gmcode) {
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$content = preg_replace($b2_gmcode["in"], $b2_gmcode["out"], $content);
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}
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return $content;
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}
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function convert_smilies($content) {
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global $smilies_directory, $use_smilies;
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global $b2_smiliessearch, $b2_smiliesreplace;
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if ($use_smilies) {
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$content = str_replace($b2_smiliessearch, $b2_smiliesreplace, $content);
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}
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return $content;
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}
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function antispambot($emailaddy, $mailto=0) {
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$emailNOSPAMaddy = '';
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srand ((float) microtime() * 1000000);
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for ($i = 0; $i < strlen($emailaddy); $i = $i + 1) {
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$j = floor(rand(0, 1+$mailto));
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if ($j==0) {
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$emailNOSPAMaddy .= '&#'.ord(substr($emailaddy,$i,1)).';';
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} elseif ($j==1) {
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$emailNOSPAMaddy .= substr($emailaddy,$i,1);
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} elseif ($j==2) {
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$emailNOSPAMaddy .= '%'.zeroise(dechex(ord(substr($emailaddy, $i, 1))), 2);
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}
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}
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$emailNOSPAMaddy = str_replace('@','@',$emailNOSPAMaddy);
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return $emailNOSPAMaddy;
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}
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function make_clickable($text) { // original function: phpBB, extended here for AIM & ICQ
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$ret = " " . $text;
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$ret = preg_replace("#([\n ])([a-z]+?)://([^, <>{}\n\r]+)#i", "\\1<a href=\"\\2://\\3\" target=\"_blank\">\\2://\\3</a>", $ret);
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$ret = preg_replace("#([\n ])aim:([^,< \n\r]+)#i", "\\1<a href=\"aim:goim?screenname=\\2\\3&message=Hello\">\\2\\3</a>", $ret);
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$ret = preg_replace("#([\n ])icq:([^,< \n\r]+)#i", "\\1<a href=\"http://wwp.icq.com/scripts/search.dll?to=\\2\\3\">\\2\\3</a>", $ret);
|
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$ret = preg_replace("#([\n ])www\.([a-z0-9\-]+)\.([a-z0-9\-.\~]+)((?:/[^,< \n\r]*)?)#i", "\\1<a href=\"http://www.\\2.\\3\\4\" target=\"_blank\">www.\\2.\\3\\4</a>", $ret);
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$ret = preg_replace("#([\n ])([a-z0-9\-_.]+?)@([^,< \n\r]+)#i", "\\1<a href=\"mailto:\\2@\\3\">\\2@\\3</a>", $ret);
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$ret = substr($ret, 1);
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return $ret;
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}
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function is_email($user_email) {
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$chars = "/^([a-z0-9_]|\\-|\\.)+@(([a-z0-9_]|\\-)+\\.)+[a-z]{2,4}\$/i";
|
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if(strstr($user_email, '@') && strstr($user_email, '.')) {
|
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if (preg_match($chars, $user_email)) {
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return true;
|
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} else {
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return false;
|
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}
|
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} else {
|
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return false;
|
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}
|
||
}
|
||
|
||
|
||
function strip_all_but_one_link($text, $mylink) {
|
||
$match_link = '#(<a.+?href.+?'.'>)(.+?)(</a>)#';
|
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preg_match_all($match_link, $text, $matches);
|
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$count = count($matches[0]);
|
||
for ($i=0; $i<$count; $i++) {
|
||
if (!strstr($matches[0][$i], $mylink)) {
|
||
$text = str_replace($matches[0][$i], $matches[2][$i], $text);
|
||
}
|
||
}
|
||
return $text;
|
||
}
|
||
|
||
|
||
/***** // Formatting functions *****/
|
||
|
||
|
||
|
||
function get_lastpostdate() {
|
||
global $tableposts, $cache_lastpostdate, $use_cache, $time_difference, $pagenow, $wpdb;
|
||
if ((!isset($cache_lastpostdate)) OR (!$use_cache)) {
|
||
$now = date("Y-m-d H:i:s",(time() + ($time_difference * 3600)));
|
||
if ($pagenow != 'b2edit.php') {
|
||
$showcatzero = 'post_category > 0 AND';
|
||
} else {
|
||
$showcatzero = '';
|
||
}
|
||
$lastpostdate = $wpdb->get_var("SELECT post_date FROM $tableposts WHERE $showcatzero post_date <= '$now' ORDER BY post_date DESC LIMIT 1");
|
||
++$querycount;
|
||
$cache_lastpostdate = $lastpostdate;
|
||
// echo $lastpostdate;
|
||
} else {
|
||
$lastpostdate = $cache_lastpostdate;
|
||
}
|
||
return $lastpostdate;
|
||
}
|
||
|
||
function user_pass_ok($user_login,$user_pass) {
|
||
global $cache_userdata,$use_cache;
|
||
if ((empty($cache_userdata[$user_login])) OR (!$use_cache)) {
|
||
$userdata = get_userdatabylogin($user_login);
|
||
} else {
|
||
$userdata = $cache_userdata[$user_login];
|
||
}
|
||
return ($user_pass == $userdata->user_pass);
|
||
}
|
||
|
||
function get_currentuserinfo() { // a bit like get_userdata(), on steroids
|
||
global $HTTP_COOKIE_VARS, $user_login, $userdata, $user_level, $user_ID, $user_nickname, $user_email, $user_url, $user_pass_md5;
|
||
// *** retrieving user's data from cookies and db - no spoofing
|
||
$user_login = $HTTP_COOKIE_VARS['wordpressuser'];
|
||
$userdata = get_userdatabylogin($user_login);
|
||
$user_level = $userdata->user_level;
|
||
$user_ID = $userdata->ID;
|
||
$user_nickname = $userdata->user_nickname;
|
||
$user_email = $userdata->user_email;
|
||
$user_url = $userdata->user_url;
|
||
$user_pass_md5 = md5($userdata->user_pass);
|
||
}
|
||
|
||
function get_userdata($userid) {
|
||
global $wpdb, $querycount, $cache_userdata, $use_cache, $tableusers;
|
||
if ((empty($cache_userdata[$userid])) || (!$use_cache)) {
|
||
$user = $wpdb->get_row("SELECT * FROM $tableusers WHERE ID = $userid");
|
||
$user->user_nickname = stripslashes($user->user_nickname);
|
||
$user->user_firstname = stripslashes($user->user_firstname);
|
||
$user->user_lastname = stripslashes($user->user_lastname);
|
||
$user->user_firstname = stripslashes($user->user_firstname);
|
||
$user->user_lastname = stripslashes($user->user_lastname);
|
||
++$querycount;
|
||
$cache_userdata[$userid] = $user;
|
||
} else {
|
||
$user = $cache_userdata[$userid];
|
||
}
|
||
return $user;
|
||
}
|
||
|
||
function get_userdata2($userid) { // for team-listing
|
||
global $tableusers, $post;
|
||
$user_data['ID'] = $userid;
|
||
$user_data['user_login'] = $post->user_login;
|
||
$user_data['user_firstname'] = $post->user_firstname;
|
||
$user_data['user_lastname'] = $post->user_lastname;
|
||
$user_data['user_nickname'] = $post->user_nickname;
|
||
$user_data['user_level'] = $post->user_level;
|
||
$user_data['user_email'] = $post->user_email;
|
||
$user_data['user_url'] = $post->user_url;
|
||
return $user_data;
|
||
}
|
||
|
||
function get_userdatabylogin($user_login) {
|
||
global $tableusers, $querycount, $cache_userdata, $use_cache, $wpdb;
|
||
if ((empty($cache_userdata["$user_login"])) OR (!$use_cache)) {
|
||
$user = $wpdb->get_row("SELECT * FROM $tableusers WHERE user_login = '$user_login'");
|
||
++$querycount;
|
||
$cache_userdata["$user_login"] = $user;
|
||
} else {
|
||
$user = $cache_userdata["$user_login"];
|
||
}
|
||
return $user;
|
||
}
|
||
|
||
function get_userid($user_login) {
|
||
global $tableusers, $querycount, $cache_userdata, $use_cache, $wpdb;
|
||
if ((empty($cache_userdata["$user_login"])) OR (!$use_cache)) {
|
||
$user_id = $wpdb->get_var("SELECT ID FROM $tableusers WHERE user_login = '$user_login'");
|
||
|
||
++$querycount;
|
||
$cache_userdata["$user_login"] = $user_id;
|
||
} else {
|
||
$user_id = $cache_userdata["$user_login"];
|
||
}
|
||
return $user_id;
|
||
}
|
||
|
||
function get_usernumposts($userid) {
|
||
global $tableposts, $tablecomments, $querycount, $wpdb;
|
||
++$querycount;
|
||
return $wpdb->get_var("SELECT COUNT(*) FROM $tableposts WHERE post_author = $userid");
|
||
}
|
||
|
||
function get_settings($setting) {
|
||
global $wpdb, $cache_settings, $use_cache, $querycount;
|
||
if ((empty($cache_settings)) OR (!$use_cache)) {
|
||
$settings = get_alloptions();
|
||
$cache_settings = $settings;
|
||
} else {
|
||
$settings = $cache_settings;
|
||
}
|
||
if (!isset($settings->$setting)) {
|
||
error_log("get_settings: Didn't find setting $setting");
|
||
}
|
||
return $settings->$setting;
|
||
}
|
||
|
||
function get_alloptions() {
|
||
global $tableoptions, $wpdb;
|
||
$options = $wpdb->get_results("SELECT option_name, option_value FROM $tableoptions");
|
||
++$querycount;
|
||
if ($options) {
|
||
foreach ($options as $option) {
|
||
$all_options->{$option->option_name} = $option->option_value;
|
||
}
|
||
}
|
||
return $all_options;
|
||
}
|
||
|
||
function get_postdata($postid) {
|
||
global $tableusers, $tablecategories, $tableposts, $tablecomments, $querycount, $wpdb;
|
||
$post = $wpdb->get_row("SELECT * FROM $tableposts WHERE ID = $postid");
|
||
++$querycount;
|
||
|
||
$postdata = array (
|
||
'ID' => $post->ID,
|
||
'Author_ID' => $post->post_author,
|
||
'Date' => $post->post_date,
|
||
'Content' => $post->post_content,
|
||
'Excerpt' => $post->post_excerpt,
|
||
'Title' => $post->post_title,
|
||
'Category' => $post->post_category,
|
||
'post_status' => $post->post_status,
|
||
'comment_status' => $post->comment_status,
|
||
'ping_status' => $post->ping_status,
|
||
'post_password' => $post->post_password
|
||
);
|
||
return $postdata;
|
||
}
|
||
|
||
function get_postdata2($postid=0) { // less flexible, but saves mysql queries
|
||
global $post;
|
||
$postdata = array (
|
||
'ID' => $post->ID,
|
||
'Author_ID' => $post->post_author,
|
||
'Date' => $post->post_date,
|
||
'Content' => $post->post_content,
|
||
'Excerpt' => $post->post_excerpt,
|
||
'Title' => $post->post_title,
|
||
'Category' => $post->post_category,
|
||
'post_status' => $post->post_status,
|
||
'comment_status' => $post->comment_status,
|
||
'ping_status' => $post->ping_status,
|
||
'post_password' => $post->post_password
|
||
);
|
||
return $postdata;
|
||
}
|
||
|
||
function get_commentdata($comment_ID,$no_cache=0) { // less flexible, but saves mysql queries
|
||
global $postc,$id,$commentdata,$tablecomments,$querycount, $wpdb;
|
||
if ($no_cache) {
|
||
$myrow = $wpdb->get_row("SELECT * FROM $tablecomments WHERE comment_ID = $comment_ID", ARRAY_A);
|
||
++$querycount;
|
||
} else {
|
||
$myrow['comment_ID']=$postc->comment_ID;
|
||
$myrow['comment_post_ID']=$postc->comment_post_ID;
|
||
$myrow['comment_author']=$postc->comment_author;
|
||
$myrow['comment_author_email']=$postc->comment_author_email;
|
||
$myrow['comment_author_url']=$postc->comment_author_url;
|
||
$myrow['comment_author_IP']=$postc->comment_author_IP;
|
||
$myrow['comment_date']=$postc->comment_date;
|
||
$myrow['comment_content']=$postc->comment_content;
|
||
$myrow['comment_karma']=$postc->comment_karma;
|
||
if (strstr($myrow['comment_content'], '<trackback />')) {
|
||
$myrow['comment_type'] = 'trackback';
|
||
} elseif (strstr($myrow['comment_content'], '<pingback />')) {
|
||
$myrow['comment_type'] = 'pingback';
|
||
} else {
|
||
$myrow['comment_type'] = 'comment';
|
||
}
|
||
}
|
||
return $myrow;
|
||
}
|
||
|
||
function get_catname($cat_ID) {
|
||
global $tablecategories,$cache_catnames,$use_cache,$querycount, $wpdb;
|
||
if ((!$cache_catnames) || (!$use_cache)) {
|
||
$results = $wpdb->get_results("SELECT * FROM $tablecategories") or die('Oops, couldn\'t query the db for categories.');
|
||
$querycount++;
|
||
foreach ($results as $post) {
|
||
$cache_catnames[$post->cat_ID] = $post->cat_name;
|
||
}
|
||
}
|
||
$cat_name = $cache_catnames[$cat_ID];
|
||
return $cat_name;
|
||
}
|
||
|
||
function profile($user_login) {
|
||
global $user_data;
|
||
echo "<a href='b2profile.php?user=".$user_data->user_login."' onclick=\"javascript:window.open('b2profile.php?user=".$user_data->user_login."','Profile','toolbar=0,status=1,location=0,directories=0,menuBar=1,scrollbars=1,resizable=0,width=480,height=320,left=100,top=100'); return false;\">$user_login</a>";
|
||
}
|
||
|
||
function dropdown_categories($blog_ID=1, $default=1) {
|
||
global $postdata,$tablecategories,$mode,$querycount, $wpdb;
|
||
$query="SELECT * FROM $tablecategories";
|
||
$results = $wpdb->get_results($query);
|
||
++$querycount;
|
||
$width = ($mode=="sidebar") ? "100%" : "170px";
|
||
echo '<select name="post_category" style="width:'.$width.';" tabindex="2" id="category">';
|
||
if ($postdata["Category"] != '') {
|
||
$default = $postdata["Category"];
|
||
}
|
||
foreach($results as $post) {
|
||
echo "<option value=\"".$post->cat_ID."\"";
|
||
if ($post->cat_ID == $default)
|
||
echo " selected";
|
||
echo ">".$post->cat_name."</option>";
|
||
}
|
||
echo "</select>";
|
||
}
|
||
|
||
function touch_time($edit = 1) {
|
||
global $month, $postdata, $time_difference;
|
||
// echo $postdata['Date'];
|
||
if ('draft' == $postdata['post_status']) {
|
||
$checked = 'checked="checked" ';
|
||
$edit = false;
|
||
} else {
|
||
$checked = ' ';
|
||
}
|
||
|
||
echo '<p><input type="checkbox" class="checkbox" name="edit_date" value="1" id="timestamp" '.$checked.'/> <label for="timestamp">Edit timestamp</label><br />';
|
||
|
||
$time_adj = time() + ($time_difference * 3600);
|
||
$jj = ($edit) ? mysql2date('d', $postdata['Date']) : date('d', $time_adj);
|
||
$mm = ($edit) ? mysql2date('m', $postdata['Date']) : date('m', $time_adj);
|
||
$aa = ($edit) ? mysql2date('Y', $postdata['Date']) : date('Y', $time_adj);
|
||
$hh = ($edit) ? mysql2date('H', $postdata['Date']) : date('H', $time_adj);
|
||
$mn = ($edit) ? mysql2date('i', $postdata['Date']) : date('i', $time_adj);
|
||
$ss = ($edit) ? mysql2date('s', $postdata['Date']) : date('s', $time_adj);
|
||
|
||
echo '<input type="text" name="jj" value="'.$jj.'" size="2" maxlength="2" />'."\n";
|
||
echo "<select name=\"mm\">\n";
|
||
for ($i=1; $i < 13; $i=$i+1) {
|
||
echo "\t\t\t<option value=\"$i\"";
|
||
if ($i == $mm)
|
||
echo " selected";
|
||
if ($i < 10) {
|
||
$ii = "0".$i;
|
||
} else {
|
||
$ii = "$i";
|
||
}
|
||
echo ">".$month["$ii"]."</option>\n";
|
||
} ?>
|
||
</select>
|
||
<input type="text" name="aa" value="<?php echo $aa ?>" size="4" maxlength="5" /> @
|
||
<input type="text" name="hh" value="<?php echo $hh ?>" size="2" maxlength="2" /> :
|
||
<input type="text" name="mn" value="<?php echo $mn ?>" size="2" maxlength="2" /> :
|
||
<input type="text" name="ss" value="<?php echo $ss ?>" size="2" maxlength="2" /> </p>
|
||
<?php
|
||
}
|
||
|
||
function gzip_compression() {
|
||
global $gzip_compressed;
|
||
if (!$gzip_compressed) {
|
||
$phpver = phpversion(); //start gzip compression
|
||
if($phpver >= "4.0.4pl1") {
|
||
if(extension_loaded("zlib")) { ob_start("ob_gzhandler"); }
|
||
} else if($phpver > "4.0") {
|
||
if(strstr($HTTP_SERVER_VARS['HTTP_ACCEPT_ENCODING'], 'gzip')) {
|
||
if(extension_loaded("zlib")) { $do_gzip_compress = TRUE; ob_start(); ob_implicit_flush(0); header("Content-Encoding: gzip"); }
|
||
}
|
||
} //end gzip compression - that piece of script courtesy of the phpBB dev team
|
||
$gzip_compressed=1;
|
||
}
|
||
}
|
||
|
||
function alert_error($msg) { // displays a warning box with an error message (original by KYank)
|
||
global $$HTTP_SERVER_VARS;
|
||
?>
|
||
<html>
|
||
<head>
|
||
<script language="JavaScript">
|
||
<!--
|
||
alert("<?php echo $msg ?>");
|
||
history.back();
|
||
//-->
|
||
</script>
|
||
</head>
|
||
<body>
|
||
<!-- this is for non-JS browsers (actually we should never reach that code, but hey, just in case...) -->
|
||
<?php echo $msg; ?><br />
|
||
<a href="<?php echo $HTTP_SERVER_VARS["HTTP_REFERER"]; ?>">go back</a>
|
||
</body>
|
||
</html>
|
||
<?php
|
||
exit;
|
||
}
|
||
|
||
function alert_confirm($msg) { // asks a question - if the user clicks Cancel then it brings them back one page
|
||
?>
|
||
<script language="JavaScript">
|
||
<!--
|
||
if (!confirm("<?php echo $msg ?>")) {
|
||
history.back();
|
||
}
|
||
//-->
|
||
</script>
|
||
<?php
|
||
}
|
||
|
||
function redirect_js($url,$title="...") {
|
||
?>
|
||
<script language="JavaScript">
|
||
<!--
|
||
function redirect() {
|
||
window.location = "<?php echo $url; ?>";
|
||
}
|
||
setTimeout("redirect();", 100);
|
||
//-->
|
||
</script>
|
||
<p>Redirecting you : <b><?php echo $title; ?></b><br />
|
||
<br />
|
||
If nothing happens, click <a href="<?php echo $url; ?>">here</a>.</p>
|
||
<?php
|
||
exit();
|
||
}
|
||
|
||
// functions to count the page generation time (from phpBB2)
|
||
// ( or just any time between timer_start() and timer_stop() )
|
||
|
||
function timer_start() {
|
||
global $timestart;
|
||
$mtime = microtime();
|
||
$mtime = explode(" ",$mtime);
|
||
$mtime = $mtime[1] + $mtime[0];
|
||
$timestart = $mtime;
|
||
return true;
|
||
}
|
||
|
||
function timer_stop($display=0,$precision=3) { //if called like timer_stop(1), will echo $timetotal
|
||
global $timestart,$timeend;
|
||
$mtime = microtime();
|
||
$mtime = explode(" ",$mtime);
|
||
$mtime = $mtime[1] + $mtime[0];
|
||
$timeend = $mtime;
|
||
$timetotal = $timeend-$timestart;
|
||
if ($display)
|
||
echo number_format($timetotal,$precision);
|
||
return $timetotal;
|
||
}
|
||
|
||
|
||
// pings Weblogs.com
|
||
function pingWeblogs($blog_ID = 1) {
|
||
// original function by Dries Buytaert for Drupal
|
||
global $use_weblogsping, $blogname,$siteurl,$blogfilename;
|
||
if ((!(($blogname=="my weblog") && ($siteurl=="http://example.com") && ($blogfilename=="b2.php"))) && (!preg_match("/localhost\//",$siteurl)) && ($use_weblogsping)) {
|
||
$client = new xmlrpc_client("/RPC2", "rpc.weblogs.com", 80);
|
||
$message = new xmlrpcmsg("weblogUpdates.ping", array(new xmlrpcval($blogname), new xmlrpcval($siteurl."/".$blogfilename)));
|
||
$result = $client->send($message);
|
||
if (!$result || $result->faultCode()) {
|
||
return false;
|
||
}
|
||
return true;
|
||
} else {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
// pings Weblogs.com/rssUpdates
|
||
function pingWeblogsRss($blog_ID = 1, $rss_url) {
|
||
global $use_weblogsrssping, $blogname, $rss_url;
|
||
if ($blogname != 'my weblog' && $rss_url != 'http://example.com/b2rdf.php' && $use_weblogsrssping) {
|
||
$client = new xmlrpc_client('/RPC2', 'rssrpc.weblogs.com', 80);
|
||
$message = new xmlrpcmsg('rssUpdate', array(new xmlrpcval($blogname), new xmlrpcval($rss_url)));
|
||
$result = $client->send($message);
|
||
if (!$result || $result->faultCode()) {
|
||
return false;
|
||
}
|
||
return true;
|
||
} else {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
// pings Caf<61>Log.com
|
||
function pingCafelog($cafelogID,$title='',$p='') {
|
||
global $use_cafelogping, $blogname, $siteurl, $blogfilename;
|
||
if ((!(($blogname=="my weblog") && ($siteurl=="http://example.com") && ($blogfilename=="b2.php"))) && (!preg_match("/localhost\//",$siteurl)) && ($use_cafelogping) && ($cafelogID != '')) {
|
||
$client = new xmlrpc_client("/xmlrpc.php", "cafelog.tidakada.com", 80);
|
||
$message = new xmlrpcmsg("b2.ping", array(new xmlrpcval($cafelogID), new xmlrpcval($title), new xmlrpcval($p)));
|
||
$result = $client->send($message);
|
||
if (!$result || $result->faultCode()) {
|
||
return false;
|
||
}
|
||
return true;
|
||
} else {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
// pings Blo.gs
|
||
function pingBlogs($blog_ID="1") {
|
||
global $use_blodotgsping, $blodotgsping_url, $use_rss, $blogname, $siteurl, $blogfilename;
|
||
if ((!(($blogname=='my weblog') && ($siteurl=='http://example.com') && ($blogfilename=='b2.php'))) && (!preg_match('/localhost\//',$siteurl)) && ($use_blodotgsping)) {
|
||
$url = ($blodotgsping_url == 'http://example.com') ? $siteurl.'/'.$blogfilename : $blodotgsping_url;
|
||
$client = new xmlrpc_client('/', 'ping.blo.gs', 80);
|
||
if ($use_rss) {
|
||
$message = new xmlrpcmsg('weblogUpdates.extendedPing', array(new xmlrpcval($blogname), new xmlrpcval($url), new xmlrpcval($url), new xmlrpcval($siteurl.'/b2rss.xml')));
|
||
} else {
|
||
$message = new xmlrpcmsg('weblogUpdates.ping', array(new xmlrpcval($blogname), new xmlrpcval($url)));
|
||
}
|
||
$result = $client->send($message);
|
||
if (!$result || $result->faultCode()) {
|
||
return false;
|
||
}
|
||
return true;
|
||
} else {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
|
||
// trackback - send
|
||
function trackback($trackback_url, $title, $excerpt, $ID) {
|
||
global $siteurl, $blogfilename, $blogname;
|
||
global $querystring_start, $querystring_equal;
|
||
$title = urlencode($title);
|
||
$excerpt = urlencode(stripslashes($excerpt));
|
||
$blog_name = urlencode($blogname);
|
||
$url = urlencode($siteurl.'/'.$blogfilename.$querystring_start.'p'.$querystring_equal.$ID);
|
||
$query_string = "title=$title&url=$url&blog_name=$blog_name&excerpt=$excerpt";
|
||
if (strstr($trackback_url, '?')) {
|
||
$trackback_url .= "&".$query_string;;
|
||
$fp = @fopen($trackback_url, 'r');
|
||
$result = @fread($fp, 4096);
|
||
@fclose($fp);
|
||
/* debug code
|
||
$debug_file = 'trackback.log';
|
||
$fp = fopen($debug_file, 'a');
|
||
fwrite($fp, "\n*****\nTrackback URL query:\n\n$trackback_url\n\nResponse:\n\n");
|
||
fwrite($fp, $result);
|
||
fwrite($fp, "\n\n");
|
||
fclose($fp);
|
||
*/
|
||
} else {
|
||
$trackback_url = parse_url($trackback_url);
|
||
$http_request = 'POST '.$trackback_url['path']." HTTP/1.0\r\n";
|
||
$http_request .= 'Host: '.$trackback_url['host']."\r\n";
|
||
$http_request .= 'Content-Type: application/x-www-form-urlencoded'."\r\n";
|
||
$http_request .= 'Content-Length: '.strlen($query_string)."\r\n";
|
||
$http_request .= "\r\n";
|
||
$http_request .= $query_string;
|
||
$fs = @fsockopen($trackback_url['host'], 80);
|
||
@fputs($fs, $http_request);
|
||
/* debug code
|
||
$debug_file = 'trackback.log';
|
||
$fp = fopen($debug_file, 'a');
|
||
fwrite($fp, "\n*****\nRequest:\n\n$http_request\n\nResponse:\n\n");
|
||
while(!@feof($fs)) {
|
||
fwrite($fp, @fgets($fs, 4096));
|
||
}
|
||
fwrite($fp, "\n\n");
|
||
fclose($fp);
|
||
*/
|
||
@fclose($fs);
|
||
}
|
||
return $result;
|
||
}
|
||
|
||
// trackback - reply
|
||
function trackback_response($error = 0, $error_message = '') {
|
||
if ($error) {
|
||
echo '<?xml version="1.0" encoding="iso-8859-1"?'.">\n";
|
||
echo "<response>\n";
|
||
echo "<error>1</error>\n";
|
||
echo "<message>$error_message</message>\n";
|
||
echo "</response>";
|
||
} else {
|
||
echo '<?xml version="1.0" encoding="iso-8859-1"?'.">\n";
|
||
echo "<response>\n";
|
||
echo "<error>0</error>\n";
|
||
echo "</response>";
|
||
}
|
||
die();
|
||
}
|
||
|
||
function make_url_footnote($content) {
|
||
global $siteurl;
|
||
preg_match_all('/<a(.+?)href=\"(.+?)\"(.*?)>(.+?)<\/a>/', $content, $matches);
|
||
$j = 0;
|
||
for ($i=0; $i<count($matches[0]); $i++) {
|
||
$links_summary = (!$j) ? "\n" : $links_summary;
|
||
$j++;
|
||
$link_match = $matches[0][$i];
|
||
$link_number = '['.($i+1).']';
|
||
$link_url = $matches[2][$i];
|
||
$link_text = $matches[4][$i];
|
||
$content = str_replace($link_match, $link_text.' '.$link_number, $content);
|
||
$link_url = (strtolower(substr($link_url,0,7)) != 'http://') ? $siteurl.$link_url : $link_url;
|
||
$links_summary .= "\n".$link_number.' '.$link_url;
|
||
}
|
||
$content = strip_tags($content);
|
||
$content .= $links_summary;
|
||
return $content;
|
||
}
|
||
|
||
|
||
function xmlrpc_getposttitle($content) {
|
||
global $post_default_title;
|
||
if (preg_match('/<title>(.+?)<\/title>/is', $content, $matchtitle)) {
|
||
$post_title = $matchtitle[0];
|
||
$post_title = preg_replace('/<title>/si', '', $post_title);
|
||
$post_title = preg_replace('/<\/title>/si', '', $post_title);
|
||
} else {
|
||
$post_title = $post_default_title;
|
||
}
|
||
return $post_title;
|
||
}
|
||
|
||
function xmlrpc_getpostcategory($content) {
|
||
global $post_default_category;
|
||
if (preg_match('/<category>(.+?)<\/category>/is', $content, $matchcat)) {
|
||
$post_category = $matchcat[0];
|
||
$post_category = preg_replace('/<category>/si', '', $post_category);
|
||
$post_category = preg_replace('/<\/category>/si', '', $post_category);
|
||
|
||
} else {
|
||
$post_category = $post_default_category;
|
||
}
|
||
return $post_category;
|
||
}
|
||
|
||
function xmlrpc_removepostdata($content) {
|
||
$content = preg_replace('/<title>(.+?)<\/title>/si', '', $content);
|
||
$content = preg_replace('/<category>(.+?)<\/category>/si', '', $content);
|
||
$content = trim($content);
|
||
return $content;
|
||
}
|
||
|
||
function debug_fopen($filename, $mode) {
|
||
global $debug;
|
||
if ($debug == 1) {
|
||
$fp = fopen($filename, $mode);
|
||
return $fp;
|
||
} else {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
function debug_fwrite($fp, $string) {
|
||
global $debug;
|
||
if ($debug == 1) {
|
||
fwrite($fp, $string);
|
||
}
|
||
}
|
||
|
||
function debug_fclose($fp) {
|
||
global $debug;
|
||
if ($debug == 1) {
|
||
fclose($fp);
|
||
}
|
||
}
|
||
|
||
function pingback($content, $post_ID) {
|
||
// original code by Mort (http://mort.mine.nu:8080)
|
||
global $siteurl, $blogfilename, $b2_version;
|
||
$log = debug_fopen('./pingback.log', 'a');
|
||
$post_links = array();
|
||
debug_fwrite($log, 'BEGIN '.time()."\n");
|
||
|
||
// Variables
|
||
$ltrs = '\w';
|
||
$gunk = '/#~:.?+=&%@!\-';
|
||
$punc = '.:?\-';
|
||
$any = $ltrs.$gunk.$punc;
|
||
$pingback_str_dquote = 'rel="pingback"';
|
||
$pingback_str_squote = 'rel=\'pingback\'';
|
||
$x_pingback_str = 'x-pingback: ';
|
||
$pingback_href_original_pos = 27;
|
||
|
||
// Step 1
|
||
// Parsing the post, external links (if any) are stored in the $post_links array
|
||
// This regexp comes straigth from phpfreaks.com
|
||
// http://www.phpfreaks.com/quickcode/Extract_All_URLs_on_a_Page/15.php
|
||
preg_match_all("{\b http : [$any] +? (?= [$punc] * [^$any] | $)}x", $content, $post_links_temp);
|
||
|
||
// Debug
|
||
debug_fwrite($log, 'Post contents:');
|
||
debug_fwrite($log, $content."\n");
|
||
|
||
// Step 2.
|
||
// Walking thru the links array
|
||
// first we get rid of links pointing to sites, not to specific files
|
||
// Example:
|
||
// http://dummy-weblog.org
|
||
// http://dummy-weblog.org/
|
||
// http://dummy-weblog.org/post.php
|
||
// We don't wanna ping first and second types, even if they have a valid <link/>
|
||
|
||
foreach($post_links_temp[0] as $link_test){
|
||
$test = parse_url($link_test);
|
||
if (isset($test['query'])) {
|
||
$post_links[] = $link_test;
|
||
} elseif(($test['path'] != '/') && ($test['path'] != '')) {
|
||
$post_links[] = $link_test;
|
||
}
|
||
}
|
||
|
||
foreach ($post_links as $pagelinkedto){
|
||
debug_fwrite($log, 'Processing -- '.$pagelinkedto."\n\n");
|
||
|
||
$bits = parse_url($pagelinkedto);
|
||
if (!isset($bits['host'])) {
|
||
debug_fwrite($log, 'Couldn\'t find a hostname for '.$pagelinkedto."\n\n");
|
||
continue;
|
||
}
|
||
$host = $bits['host'];
|
||
$path = isset($bits['path']) ? $bits['path'] : '';
|
||
if (isset($bits['query'])) {
|
||
$path .= '?'.$bits['query'];
|
||
}
|
||
if (!$path) {
|
||
$path = '/';
|
||
}
|
||
$port = isset($bits['port']) ? $bits['port'] : 80;
|
||
|
||
// Try to connect to the server at $host
|
||
$fp = fsockopen($host, $port, $errno, $errstr, 30);
|
||
if (!$fp) {
|
||
debug_fwrite($log, 'Couldn\'t open a connection to '.$host."\n\n");
|
||
continue;
|
||
}
|
||
|
||
// Send the GET request
|
||
$request = "GET $path HTTP/1.1\r\nHost: $host\r\nUser-Agent: b2/$b2_version PHP/" . phpversion() . "\r\n\r\n";
|
||
ob_end_flush();
|
||
fputs($fp, $request);
|
||
|
||
// Start receiving headers and content
|
||
$contents = '';
|
||
$headers = '';
|
||
$gettingHeaders = true;
|
||
$found_pingback_server = 0;
|
||
while (!feof($fp)) {
|
||
$line = fgets($fp, 4096);
|
||
if (trim($line) == '') {
|
||
$gettingHeaders = false;
|
||
}
|
||
if (!$gettingHeaders) {
|
||
$contents .= trim($line)."\n";
|
||
$pingback_link_offset_dquote = strpos($contents, $pingback_str_dquote);
|
||
$pingback_link_offset_squote = strpos($contents, $pingback_str_squote);
|
||
} else {
|
||
$headers .= trim($line)."\n";
|
||
$x_pingback_header_offset = strpos(strtolower($headers), $x_pingback_str);
|
||
}
|
||
if ($x_pingback_header_offset) {
|
||
preg_match('#x-pingback: (.+)#is', $headers, $matches);
|
||
$pingback_server_url = trim($matches[1]);
|
||
debug_fwrite($log, "Pingback server found from X-Pingback header @ $pingback_server_url\n");
|
||
$found_pingback_server = 1;
|
||
break;
|
||
}
|
||
if ($pingback_link_offset_dquote || $pingback_link_offset_squote) {
|
||
$quote = ($pingback_link_offset_dquote) ? '"' : '\'';
|
||
$pingback_link_offset = ($quote=='"') ? $pingback_link_offset_dquote : $pingback_link_offset_squote;
|
||
$pingback_href_pos = @strpos($contents, 'href=', $pingback_link_offset);
|
||
$pingback_href_start = $pingback_href_pos+6;
|
||
$pingback_href_end = @strpos($contents, $quote, $pingback_href_start);
|
||
$pingback_server_url_len = $pingback_href_end-$pingback_href_start;
|
||
$pingback_server_url = substr($contents, $pingback_href_start, $pingback_server_url_len);
|
||
debug_fwrite($log, "Pingback server found from Pingback <link /> tag @ $pingback_server_url\n");
|
||
$found_pingback_server = 1;
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (!$found_pingback_server) {
|
||
debug_fwrite($log, "Pingback server not found\n\n*************************\n\n");
|
||
@fclose($fp);
|
||
} else {
|
||
debug_fwrite($log,"\n\nPingback server data\n");
|
||
|
||
// Assuming there's a "http://" bit, let's get rid of it
|
||
$host_clear = substr($pingback_server_url, 7);
|
||
|
||
// the trailing slash marks the end of the server name
|
||
$host_end = strpos($host_clear, '/');
|
||
|
||
// Another clear cut
|
||
$host_len = $host_end-$host_start;
|
||
$host = substr($host_clear, 0, $host_len);
|
||
debug_fwrite($log, 'host: '.$host."\n");
|
||
|
||
// If we got the server name right, the rest of the string is the server path
|
||
$path = substr($host_clear,$host_end);
|
||
debug_fwrite($log, 'path: '.$path."\n\n");
|
||
|
||
// Now, the RPC call
|
||
$method = 'pingback.ping';
|
||
debug_fwrite($log, 'Page Linked To: '.$pagelinkedto."\n");
|
||
debug_fwrite($log, 'Page Linked From: ');
|
||
$pagelinkedfrom = $siteurl.'/'.$blogfilename.'?p='.$post_ID.'&c=1';
|
||
debug_fwrite($log, $pagelinkedfrom."\n");
|
||
|
||
$client = new xmlrpc_client($path, $host, 80);
|
||
$message = new xmlrpcmsg($method, array(new xmlrpcval($pagelinkedfrom), new xmlrpcval($pagelinkedto)));
|
||
$result = $client->send($message);
|
||
if ($result){
|
||
if (!$result->value()){
|
||
debug_fwrite($log, $result->faultCode().' -- '.$result->faultString());
|
||
} else {
|
||
$value = xmlrpc_decode($result->value());
|
||
if (is_array($value)) {
|
||
$value_arr = '';
|
||
foreach($value as $blah) {
|
||
$value_arr .= $blah.' |||| ';
|
||
}
|
||
debug_fwrite($log, $value_arr);
|
||
} else {
|
||
debug_fwrite($log, $value);
|
||
}
|
||
}
|
||
}
|
||
@fclose($fp);
|
||
}
|
||
}
|
||
|
||
debug_fwrite($log, "\nEND: ".time()."\n****************************\n\r");
|
||
debug_fclose($log);
|
||
}
|
||
|
||
|
||
/*
|
||
balanceTags
|
||
|
||
Balances Tags of string using a modified stack.
|
||
|
||
@param text Text to be balanced
|
||
@return Returns balanced text
|
||
@author Leonard Lin (leonard@acm.org)
|
||
@version v1.1
|
||
@date November 4, 2001
|
||
@license GPL v2.0
|
||
@notes
|
||
@changelog
|
||
1.2 ***TODO*** Make better - change loop condition to $text
|
||
1.1 Fixed handling of append/stack pop order of end text
|
||
Added Cleaning Hooks
|
||
1.0 First Version
|
||
*/
|
||
|
||
function balanceTags($text, $is_comment = 0) {
|
||
global $use_balanceTags;
|
||
|
||
if ($is_comment) {
|
||
$text = stripslashes($text);
|
||
// sanitise HTML attributes, remove frame/applet tags
|
||
$text = preg_replace('#( on[a-z]{1,}|style|class|id)="(.*?)"#i', '', $text);
|
||
$text = preg_replace('#( on[a-z]{1,}|style|class|id)=\'(.*?)\'#i', '', $text);
|
||
$text = preg_replace('#([a-z]{1,})="(( |\t)*?)(javascript|vbscript|about):(.*?)"#i', '$1=""', $text);
|
||
$text = preg_replace('#([a-z]{1,})=\'(( |\t)*?)(javascript|vbscript|about):(.*?)\'#i', '$1=""', $text);
|
||
$text = preg_replace('#\<(\/{0,1})([a-z]{0,2})(frame|applet)(.*?)\>#i', '', $text);
|
||
$text = addslashes($text);
|
||
}
|
||
|
||
if ($use_balanceTags == 0) {
|
||
return $text;
|
||
}
|
||
|
||
$tagstack = array();
|
||
$stacksize = 0;
|
||
$tagqueue = '';
|
||
$newtext = '';
|
||
|
||
# b2 bug fix for comments - in case you REALLY meant to type '< !--'
|
||
$text = str_replace('< !--', '< !--', $text);
|
||
|
||
# b2 bug fix for LOVE <3 (and other situations with '<' before a number)
|
||
$text = preg_replace('#<([0-9]{1})#', '<$1', $text);
|
||
|
||
|
||
while (preg_match("/<(\/?\w*)\s*([^>]*)>/",$text,$regex)) {
|
||
$newtext = $newtext . $tagqueue;
|
||
|
||
$i = strpos($text,$regex[0]);
|
||
$l = strlen($tagqueue) + strlen($regex[0]);
|
||
|
||
// clear the shifter
|
||
$tagqueue = '';
|
||
|
||
// Pop or Push
|
||
if ($regex[1][0] == "/") { // End Tag
|
||
$tag = strtolower(substr($regex[1],1));
|
||
|
||
// if too many closing tags
|
||
if($stacksize <= 0) {
|
||
$tag = '';
|
||
//or close to be safe $tag = '/' . $tag;
|
||
}
|
||
// if stacktop value = tag close value then pop
|
||
else if ($tagstack[$stacksize - 1] == $tag) { // found closing tag
|
||
$tag = '</' . $tag . '>'; // Close Tag
|
||
// Pop
|
||
array_pop ($tagstack);
|
||
$stacksize--;
|
||
} else { // closing tag not at top, search for it
|
||
for ($j=$stacksize-1;$j>=0;$j--) {
|
||
if ($tagstack[$j] == $tag) {
|
||
// add tag to tagqueue
|
||
for ($k=$stacksize-1;$k>=$j;$k--){
|
||
$tagqueue .= '</' . array_pop ($tagstack) . '>';
|
||
$stacksize--;
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
$tag = '';
|
||
}
|
||
} else { // Begin Tag
|
||
$tag = strtolower($regex[1]);
|
||
|
||
// Tag Cleaning
|
||
|
||
// Push if not img or br or hr
|
||
if($tag != 'br' && $tag != 'img' && $tag != 'hr') {
|
||
$stacksize = array_push ($tagstack, $tag);
|
||
}
|
||
|
||
// Attributes
|
||
// $attributes = $regex[2];
|
||
$attributes = $regex[2];
|
||
if($attributes) {
|
||
// fix to avoid CSS defacements
|
||
if ($is_comment) {
|
||
$attributes = str_replace('style=', 'title=', $attributes);
|
||
$attributes = str_replace('class=', 'title=', $attributes);
|
||
$attributes = str_replace('id=', 'title=', $attributes);
|
||
}
|
||
$attributes = ' '.$attributes;
|
||
}
|
||
|
||
$tag = '<'.$tag.$attributes.'>';
|
||
}
|
||
|
||
$newtext .= substr($text,0,$i) . $tag;
|
||
$text = substr($text,$i+$l);
|
||
}
|
||
|
||
// Clear Tag Queue
|
||
$newtext = $newtext . $tagqueue;
|
||
|
||
// Add Remaining text
|
||
$newtext .= $text;
|
||
|
||
// Empty Stack
|
||
while($x = array_pop($tagstack)) {
|
||
$newtext = $newtext . '</' . $x . '>'; // Add remaining tags to close
|
||
}
|
||
|
||
# b2 fix for the bug with HTML comments
|
||
$newtext = str_replace("< !--","<!--",$newtext);
|
||
$newtext = str_replace("< !--","< !--",$newtext);
|
||
|
||
return $newtext;
|
||
}
|
||
|
||
?>
|