12
bbcode
bbcode
SYNOPSIS
bbcode($s)
DESCRIPTION
CODE
- require_once 'geshi.php';
- function bbcode($s) {
- static $bbcode = array(
- '#\[br\]#is' => '<br />',
- // '#\[(h[4-6])\](.+?)\[/\1\]#is' => '<\1>\2</\1>',
- '#\[b\](.+?)\[/b\]#is' => '<b>\1</b>',
- '#\[i\](.+?)\[/i\]#is' => '<i>\1</i>',
- '#\[u\](.+?)\[/u\]#is' => '<u>\1</u>',
- '#\[s\](.+?)\[/s\]#is' => '<s>\1</s>',
- '#\[p\](.+?)\[/p\]#is' => '<p>\1</p>',
- '#\[pre\](.+?)\[/pre\]#is' => '<pre>\1</pre>',
- '#\[quote\](.+?)\[/quote\]#is' => '<blockquote>\1</blockquote>',
- // '#\[small\](.+?)\[/small\]#is' => '<span class="smaller">\1</span>',
- // '#\[big\](.+?)\[/big\]#is' => '<span class="larger">\1</span>',
- );
- $s = preg_replace_callback('#\[code([^\]]*?)\](.*?)\[/code\]#is', function ($m) { return '[code' . $m[1] . ']' . bbcode_protect($m[2]) . '[/code]'; }, $s);
- $s = htmlspecialchars($s, ENT_COMPAT, 'UTF-8');
- $s = preg_replace(array_keys($bbcode), array_values($bbcode), $s);
- $bbcode_cb = array(
- '#\[url\=(.+?)\](.*?)\[/url\]#is' => function($m) { return filter_var($m[1], FILTER_VALIDATE_URL) ? '<a href="' . $m[1] . '">' . $m[2] . '</a>' : $m[0]; },
- '#\[url](.*?)\[/url\]#is' => function($m) { return filter_var($m[1], FILTER_VALIDATE_URL) ? '<a href="' . $m[1] . '">' . $m[1] . '</a>' : $m[0]; },
- '#\[(e?mail)\=(.+?)\](.*?)\[/\1\]#is' => function($m) { return filter_var($m[2], FILTER_VALIDATE_EMAIL) ? '<a href="mailto:' . $m[2] .'">' . $m[3] . '</a>' : $m[0]; },
- '#\[(e?mail)\](.*?)\[/\1\]#is' => function($m) { return filter_var($m[2], FILTER_VALIDATE_EMAIL) ? '<a href="mailto:' . $m[2] .'">' . $m[2] . '</a>' : $m[0]; },
- '#\[code\=(.+?)\](.+?)\[/code\]#is' => function($m) { return bbcode_highlite($m[2], $m[1]); },
- '#\[code\](.+?)\[/code\]#is' => function($m) { return bbcode_highlite($m[1]); },
- );
- foreach ($bbcode_cb as $regexp => $f) {
- $s = preg_replace_callback($regexp, $f, $s);
- }
- return $s;
- }
- function bbcode_protect($s) {
- return base64_encode(preg_replace('#\\\"#', '"', $s));
- }
- function bbcode_highlite($s, $language=false) {
- $s = base64_decode($s);
- if (!$language) {
- return '<code>' . htmlspecialchars($s, ENT_COMPAT, 'UTF-8') . '</code>';
- }
- $geshi = new GeSHi($s, $language);
- $geshi->enable_classes(true);
- $geshi->set_header_type(GESHI_HEADER_DIV);
- $geshi->enable_keyword_links(false);
- $geshi->set_tab_width(4);
- $output = $geshi->parse_code();
- if ($geshi->error()) {
- return false;
- }
- head('stylesheet', 'geshi/' . $language, 'screen');
- return '<div class="geshi">' . $output . '</div>';
- }
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