discuzcode.func.php

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<?php

/*
	[Discuz!] (C)2001-2007 Comsenz Inc.
	This is NOT a freeware, use is subject to license terms

	$Id: discuzcode.func.php 13571 2008-04-24 08:15:48Z liuqiang $
*/

if(!defined('IN_DISCUZ')) {
	exit('Access Denied');
}

include template('discuzcode');

$discuzcodes = array(
	'pcodecount' => -1,
	'codecount' => 0,
	'codehtml' => '',
	'smiliesreplaced' => 0,
	'seoarray' => array(
		0 => '',
		1 => $_SERVER['HTTP_HOST'],
		2 => $bbname,
		3 => $seotitle,
		4 => $seokeywords,
		5 => $seodescription
	)
);

if(!isset($_DCACHE['bbcodes']) || !is_array($_DCACHE['bbcodes']) || !is_array($_DCACHE['smilies'])) {
	@include DISCUZ_ROOT.'./forumdata/cache/cache_bbcodes.php';
}

mt_srand((double)microtime() * 1000000);

function attachtag($pid, $aid, &$postlist) {
	global $attachrefcheck, $thumbstatus, $extcredits, $creditstrans, $ftp, $exthtml;
	$attach = $postlist[$pid]['attachments'][$aid];
	if($attach['attachimg']) {
		$attachrefcheck = ($attachrefcheck || $attach['remote']) && !($attach['remote'] && substr($ftp['attachurl'], 0, 3) == 'ftp' && !$ftp['hideurl']);
	}
	return attachinpost($attach);
}

function censor($message) {
	global $_DCACHE;
	require_once(DISCUZ_ROOT.'/forumdata/cache/cache_censor.php');

	if($_DCACHE['censor']['banned'] && preg_match($_DCACHE['censor']['banned'], preg_replace("/\s*|\[[^\]]*\]/i", '', $message))) {
		showmessage('word_banned');
	} else {
		return empty($_DCACHE['censor']['filter']) ? $message :
			@preg_replace($_DCACHE['censor']['filter']['find'], $_DCACHE['censor']['filter']['replace'], $message);
	}
}

function censormod($message) {
	global $_DCACHE;
	require_once(DISCUZ_ROOT.'/forumdata/cache/cache_censor.php');
	return $_DCACHE['censor']['mod'] && preg_match($_DCACHE['censor']['mod'], $message);
}

function creditshide($creditsrequire, $message, $pid) {
	global $hideattach;

	if($GLOBALS['credits'] < $creditsrequire && !$GLOBALS['forum']['ismoderator']) {
		$hideattach[$pid] = 1;
		return tpl_hide_credits_hidden($creditsrequire);
	} else {
		$hideattach[$pid] = 0;
		return tpl_hide_credits($creditsrequire, str_replace('\\"', '"', $message));
	}
}

function codedisp($code) {
	global $discuzcodes;
	$discuzcodes['pcodecount']++;
	$code = htmlspecialchars(str_replace('\\"', '"', preg_replace("/^[\n\r]*(.+?)[\n\r]*$/is", "\\1", $code)));
	$discuzcodes['codehtml'][$discuzcodes['pcodecount']] = tpl_codedisp($discuzcodes, $code);
	$discuzcodes['codecount']++;
	return "[\tDISCUZ_CODE_$discuzcodes[pcodecount]\t]";
}

function karmaimg($rate, $ratetimes) {
	$karmaimg = '';
	if($rate && $ratetimes) {
		$image = $rate > 0 ? 'agree.gif' : 'disagree.gif';
		for($i = 0; $i < ceil(abs($rate) / $ratetimes); $i++) {
			$karmaimg .= '<img src="'.IMGDIR.'/'.$image.'" border="0" alt="" />';
		}
	}
	return $karmaimg;
}

function discuzcode($message, $smileyoff, $bbcodeoff, $htmlon = 0, $allowsmilies = 1, $allowbbcode = 1, $allowimgcode = 1, $allowhtml = 0, $jammer = 0, $parsetype = '0', $authorid = '0', $allowmediacode = '0', $pid = 0) {
	global $discuzcodes, $credits, $tid, $discuz_uid, $highlight, $maxsmilies, $db, $tablepre, $hideattach;

	if($parsetype != 1 && !$bbcodeoff && $allowbbcode && strpos($message, '[/code]') !== FALSE) {
		$message = preg_replace("/\s*\[code\](.+?)\[\/code\]\s*/ies", "codedisp('\\1')", $message);
	}

	if(!$htmlon && !$allowhtml) {
		$message = $jammer ? preg_replace("/\r\n|\n|\r/e", "jammer()", dhtmlspecialchars($message)) : dhtmlspecialchars($message);
	}

	if(!$smileyoff && $allowsmilies && !empty($GLOBALS['_DCACHE']['smilies']) && is_array($GLOBALS['_DCACHE']['smilies'])) {
		if(!$discuzcodes['smiliesreplaced']) {
			foreach($GLOBALS['_DCACHE']['smilies']['replacearray'] AS $key => $smiley) {
				$GLOBALS['_DCACHE']['smilies']['replacearray'][$key] = '<img src="images/smilies/'.$GLOBALS['_DCACHE']['smileytypes'][$GLOBALS['_DCACHE']['smilies']['typearray'][$key]]['directory'].'/'.$smiley.'" smilieid="'.$key.'" border="0" alt="" />';
			}
			$discuzcodes['smiliesreplaced'] = 1;
		}
		$message = preg_replace($GLOBALS['_DCACHE']['smilies']['searcharray'], $GLOBALS['_DCACHE']['smilies']['replacearray'], $message, $maxsmilies);
	}

	if(!$bbcodeoff && $allowbbcode) {
		if(strpos($message, '[/url]') !== FALSE) {
			$message = preg_replace("/\[url(=((https?|ftp|gopher|news|telnet|rtsp|mms|callto|bctp|ed2k|thunder|synacast){1}:\/\/|www\.)([^\[\"']+?))?\](.+?)\[\/url\]/ies", "parseurl('\\1', '\\5')", $message);
		}
		if(strpos($message, '[/email]') !== FALSE) {
			$message = preg_replace("/\[email(=([a-z0-9\-_.+]+)@([a-z0-9\-_]+[.][a-z0-9\-_.]+))?\](.+?)\[\/email\]/ies", "parseemail('\\1', '\\4')", $message);
		}
		$message = str_replace(array(
			'[/color]', '[/size]', '[/font]', '[/align]', '[b]', '[/b]',
			'[i]', '[/i]', '[u]', '[/u]', '[list]', '[list=1]', '[list=a]',
			'[list=A]', '[*]', '[/list]', '[indent]', '[/indent]', '[/float]'
		), array(
			'</font>', '</font>', '</font>', '</p>', '<strong>', '</strong>', '<i>',
			'</i>', '<u>', '</u>', '<ul>', '<ul type="1">', '<ul type="a">',
			'<ul type="A">', '<li>', '</ul>', '<blockquote>', '</blockquote>', '</span>'
		), preg_replace(array(
			"/\[color=([#\w]+?)\]/i",
			"/\[size=(\d+?)\]/i",
			"/\[size=(\d+(\.\d+)?(px|pt|in|cm|mm|pc|em|ex|%)+?)\]/i",
			"/\[font=([^\[\<]+?)\]/i",
			"/\[align=(left|center|right)\]/i",
			"/\[float=(left|right)\]/i"

		), array(
			"<font color=\"\\1\">",
			"<font size=\"\\1\">",
			"<font style=\"font-size: \\1\">",
			"<font face=\"\\1 \">",
			"<p align=\"\\1\">",
			"<span style=\"float: \\1;\">"
		), $message));
		$nest = 0;
		while(strpos($message, '[table') !== FALSE && strpos($message, '[/table]') !== FALSE){
			$message = preg_replace("/\[table(?:=(\d{1,4}%?)(?:,([\(\)%,#\w ]+))?)?\]\s*(.+?)\s*\[\/table\]/ies", "parsetable('\\1', '\\2', '\\3')", $message);
			if(++$nest > 4) break;
		}

		if($parsetype != 1) {
			if(strpos($message, '[/quote]') !== FALSE) {
				$message = preg_replace("/\s*\[quote\][\n\r]*(.+?)[\n\r]*\[\/quote\]\s*/is", tpl_quote(), $message);
			}
			if(strpos($message, '[/free]') !== FALSE) {
				$message = preg_replace("/\s*\[free\][\n\r]*(.+?)[\n\r]*\[\/free\]\s*/is", tpl_free(), $message);
			}
		}
		if(strpos($message, '[/media]') !== FALSE) {
			$message = preg_replace("/\[media=(\w{1,4}),(\d{1,4}),(\d{1,4}),(\d)\]\s*([^\[\<\r\n]+?)\s*\[\/media\]/ies", $allowmediacode ?"parsemedia('\\1', \\2, \\3, \\4, '\\5')" : "bbcodeurl('\\5', '<a href=\"%s\" target=\"_blank\">%s</a>')", $message);
		}
		if($parsetype != 1 && $allowbbcode == 2 && $GLOBALS['_DCACHE']['bbcodes']) {