discuzcode.func.php

来自「速度很快的PHP论坛源程序」· PHP 代码 · 共 221 行

<?php

/*
	[DISCUZ!] include/discuzcode.func.php - Discuz! Code parsing functions
	This is NOT a freeware, use is subject to license terms

	Version: 4.0.0
	Web: http://www.comsenz.com
	Copyright: 2001-2005 Comsenz Technology Ltd.
	Last Modified: 2004/12/10 02:01
*/

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

$discuzcodes = array
	(
	'pcodecount' => -1,
	'codecount' => 0,
	'codehtml' => '',
	'searcharray' => array(),
	'replacearray' => array()
	);

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

	if($_DCACHE['censor']['banned'] && preg_match($_DCACHE['censor']['banned'], $message)) {
		showmessage('word_banned');
	} else {
		return empty($_DCACHE['censor']['filter']) ? $message :
			@preg_replace($_DCACHE['censor']['filter']['find'], $_DCACHE['censor']['filter']['replace'], $message);
	}
}

function creditshide($creditsrequire, $message) {
	global $language;
	include_once language('misc');

	if($GLOBALS['credits'] < $creditsrequire_once && !$GLOBALS['forum']['ismoderator']) {
		return '<b>'.$language['post_hide_credits'].'</b>';
	} else {
		return '<b>Below Message for credits Higher Than '.$creditsrequire.'</b><br>'.
			'==============================<br><br>'.
			str_replace('\\"', '"', $message).'<br><br>'.
			'==============================';
	}
}

function codedisp($code) {
	global $discuzcodes;
	$discuzcodes['pcodecount']++;
	$code = htmlspecialchars(str_replace('\\"', '"', preg_replace("/^[\n\r]*(.+?)[\n\r]*$/is", "\\1", $code)));
	$discuzcodes['codehtml'][$discuzcodes['pcodecount']] = "<br><br><center><table border=\"0\" width=\"90%\" cellspacing=\"0\" cellpadding=\"0\"><tr><td class=\"smalltxt\">&nbsp; <b>CODE:</b></td><td align=\"right\"><a href=\"###\" class=\"smalltxt\" onclick=\"copycode(findobj('code$discuzcodes[codecount]'));\">[Copy to clipboard]</a>&nbsp;&nbsp;</td></tr><tr><td colspan=\"2\"><table border=\"0\" width=\"100%\" cellspacing=\"1\" cellpadding=\"10\" bgcolor=\"".BORDERCOLOR."\"><tr><td width=\"100%\" bgcolor=\"".ALTBG2."\" style=\"word-break:break-all\" id=\"code$discuzcodes[codecount]\">$code</td></tr></table></td></tr></table></center><br>";
	$discuzcodes['codecount']++;
	return "[\tDISCUZ_CODE_$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" align="right">';
		}
	}
	return $karmaimg;
}

function parseurl($message) {
	return preg_match("/\[code\].+?\[\/code\]/is", $message) ? $message :
		substr(preg_replace(	array(
						"/(?<=[^\]a-z0-9-=\"'\\/])(http:\/\/[a-z0-9\/\-_+=.~!%@?#%&;:$\\()|]+\.(jpg|gif|png|bmp))/i",
						"/(?<=[^\]a-z0-9-=\"'\\/])((https?|ftp|gopher|news|telnet|mms|rtsp):\/\/|www\.)([a-z0-9\/\-_+=.~!%@?#%&;:$\\()|]+)/i",
						"/(?<=[^\]a-z0-9\/\-_.~?=:.])([_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,4}))/i"
					), array(
						"[img]\\1[/img]",
						"[url]\\1\\3[/url]",
						"[email]\\0[/email]"
					), ' '.$message), 1);
}

function discuzcode($message, $smileyoff, $bbcodeoff, $htmlon = 0, $allowsmilies = 1, $allowbbcode = 1, $allowimgcode = 1, $allowhtml = 0) {
	global $discuzcodes, $credits, $tid, $discuz_uid, $highlight, $db, $tablepre;

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

	if(!$htmlon && !$allowhtml) {
		$message = dhtmlspecialchars($message);
	}

	if(!$smileyoff && $allowsmilies) {
		if(is_array($GLOBALS['_DCACHE']['smilies'])) {
			foreach($GLOBALS['_DCACHE']['smilies'] as $smiliey) {
				$message = str_replace($smiliey['code'], "<img src=\"".SMDIR."/$smiliey[url]\" align=\"absmiddle\" border=\"0\">",$message);
			}
		}
	}

	if(!$bbcodeoff && $allowbbcode) {

		if(empty($discuzcodes['searcharray'])) {
			$discuzcodes['searcharray']['bbcode_regexp'] = array(
				"/\s*\[quote\][\n\r]*(.+?)[\n\r]*\[\/quote\]\s*/is",
				"/\[url\]\s*(www.|https?:\/\/|ftp:\/\/|gopher:\/\/|news:\/\/|telnet:\/\/|rtsp:\/\/|mms:\/\/){1}([^\[\"']+?)\s*\[\/url\]/ie",
				"/\[url=www.([^\[\"']+?)\](.+?)\[\/url\]/is",
				"/\[url=(https?|ftp|gopher|news|telnet|rtsp|mms){1}:\/\/([^\[\"']+?)\](.+?)\[\/url\]/is",
				"/\[email\]\s*([A-Za-z0-9\-_.]+)@([A-Za-z0-9\-_]+[.][A-Za-z0-9\-_.]+)\s*\[\/email\]/i",
				"/\[email=([A-Za-z0-9\-_.]+)@([A-Za-z0-9\-_]+[.][A-Za-z0-9\-_.]+)\](.+?)\[\/email\]/is",
				"/\[color=([^\[]+?)\]/i",
				"/\[size=([^\[]+?)\]/i",
				"/\[font=([^\[]+?)\]/i",
				"/\[align=([^\[]+?)\]/i"
			);
			$discuzcodes['replacearray']['bbcode_regexp'] = array(
				"<br><br><center><table border=\"0\" width=\"90%\" cellspacing=\"0\" cellpadding=\"0\"><tr><td class=\"smalltxt\">&nbsp; <b>QUOTE:</b></td></tr></table><table border=\"0\" width=\"90%\" cellspacing=\"1\" cellpadding=\"10\" style=\"border: ".INNERBORDERWIDTH."px solid ".BORDERCOLOR."\"><tr><td width=\"100%\" bgcolor=\"".ALTBG2."\" style=\"word-break:break-all\">\\1</td></tr></table></center><br>",
				"cuturl('\\1\\2')",
				"<a href=\"http://www.\\1\" target=\"_blank\">\\2</a>",
				"<a href=\"\\1://\\2\" target=\"_blank\">\\3</a>",
				"<a href=\"mailto:\\1@\\2\">\\1@\\2</a>",
				"<a href=\"mailto:\\1@\\2\">\\3</a>",
				"<font color=\"\\1\">",
				"<font size=\"\\1\">",
				"<font face=\"\\1\">",
				"<p align=\"\\1\">"
			);

			$discuzcodes['searcharray']['bbcode_regexp'] = array_merge($discuzcodes['searcharray']['bbcode_regexp'], $discuzcodes['searcharray']['bbcode_regexp']);
			$discuzcodes['replacearray']['bbcode_regexp'] = array_merge($discuzcodes['replacearray']['bbcode_regexp'], $discuzcodes['replacearray']['bbcode_regexp']);

			$discuzcodes['searcharray']['bbcode_str'] = array(
				'[/color]', '[/size]', '[/font]', '[/align]', '[b]', '[/b]',
				'[i]', '[/i]', '[u]', '[/u]', '[list]', '[list=1]', '[list=a]',
				'[list=A]', '[*]', '[/list]'
			);

			$discuzcodes['replacearray']['bbcode_str'] = array(
				'</font>', '</font>', '</font>', '</p>', '<b>', '</b>', '<i>',
				'</i>', '<u>', '</u>', '<ul>', '<ol type=1>', '<ol type=a>',
				'<ol type=A>', '<li>', '</ul></ol>'
			);
		}                

		@$message = str_replace($discuzcodes['searcharray']['bbcode_str'], $discuzcodes['replacearray']['bbcode_str'],
				preg_replace(
					($allowbbcode == 2 && $GLOBALS['_DCACHE']['bbcodes'] ? array_merge($discuzcodes['searcharray']['bbcode_regexp'], $GLOBALS['_DCACHE']['bbcodes']['searcharray']) : $discuzcodes['searcharray']['bbcode_regexp']),
					($allowbbcode == 2 && $GLOBALS['_DCACHE']['bbcodes'] ? array_merge($discuzcodes['replacearray']['bbcode_regexp'], $GLOBALS['_DCACHE']['bbcodes']['replacearray']) : $discuzcodes['replacearray']['bbcode_regexp']),
					$message));

		if(preg_match("/\[hide=?\d*\].+?\[\/hide\]/is", $message)) {
			if(stristr($message, '[hide]')) {
				$query = $db->query("SELECT pid FROM {$tablepre}posts WHERE tid='$tid' AND authorid='$discuz_uid' LIMIT 1");
				if($GLOBALS['forum']['ismoderator'] || $db->result($query, 0)) {
					$message = preg_replace("/\[hide\]\s*(.+?)\s*\[\/hide\]/is", "<span class=\"bold\">Below Message for Repliers</span><br>==============================<br><br>\\1<br><br>==============================", $message);
				} else {
					$message = preg_replace("/\[hide\](.+?)\[\/hide\]/is", "<b>**** Hidden to Non-Reply Visitors *****</b>", $message);
				}
			}
			$message = preg_replace("/\[hide=(\d+)\]\s*(.+?)\s*\[\/hide\]/ies", "creditshide(\\1,'\\2')", $message);
		}
	}

	if(!$bbcodeoff && $allowimgcode) {
		if(empty($discuzcodes['searcharray']['imgcode'])) {
			$discuzcodes['searcharray']['imgcode'] = array(
				"/\[swf\]\s*([^\[]+?)\s*\[\/swf\]/ies",
				"/\[img\]\s*([^\[]+?)\s*\[\/img\]/ies",
				"/\[img=(\d{1,3})[x|\,](\d{1,3})\]\s*([^\[]+?)\s*\[\/img\]/ies"
			);
			$discuzcodes['replacearray']['imgcode'] = array(
				"bbcodeurl('\\1', ' <img src=\"images/attachicons/flash.gif\" align=\"absmiddle\"> <a href=\"%s\" target=\"_blank\">Flash: %s</a> ')",
				"bbcodeurl('\\1', '<img src=\"%s\" border=\"0\" onload=\"if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt=\'Click here to open new window\\nCTRL+Mouse wheel to zoom in/out\';}\" onmouseover=\"if(this.resized) this.style.cursor=\'hand\';\" onclick=\"if(!this.resized) {return false;} else {window.open(\'%s\');}\" onmousewheel=\"return imgzoom(this);\">')",
				"bbcodeurl('\\3', '<img width=\"\\1\" height=\"\\2\" src=\"%s\" border=\"0\">')"
			);
		}
		$message = preg_replace($discuzcodes['searcharray']['imgcode'], $discuzcodes['replacearray']['imgcode'], $message);
	}

	for($i = 0; $i <= $discuzcodes['pcodecount']; $i++) {
		$message = str_replace("[\tDISCUZ_CODE_$i\t]", $discuzcodes['codehtml'][$i], $message);
	}

	if($highlight) {
		foreach(explode('+', $highlight) as $ret) {
			if($ret) {
				$message = preg_replace("/(?<=[\s\"\]>()]|[\x7f-\xff]|^)(".preg_quote($ret, '/').")(([.,:;-?!()\s\"<\[]|[\x7f-\xff]|$))/siU", "<u><b><font color=\"#FF0000\">\\1</font></b></u>\\2", $message);
			}
		}
	}

	$message = nl2br(str_replace(array("\t", '   ', '  '), array('&nbsp; &nbsp; &nbsp; &nbsp; ', '&nbsp; &nbsp;', '&nbsp;&nbsp;'), $message));

	return $message;
}

function cuturl($url) {
	$length = 65;
	$urllink = "<a href=\"".(substr(strtolower($url), 0, 4) == 'www.' ? "http://$url" : $url).'" target="_blank">';
	if(strlen($url) > $length) {
		$url = substr($url, 0, intval($length * 0.5)).' ... '.substr($url, - intval($length * 0.3));
	}
	$urllink .= $url.'</a>';
	return $urllink;
}

function bbcodeurl($url, $tags) {
	if(!preg_match("/<.+?>/s",$url)) {
		if(!in_array(strtolower(substr($url, 0, 6)), array('http:/', 'ftp://', 'rtsp:/', 'mms://'))) {
			$url = 'http://'.$url;
		}
		return str_replace('submit', '', sprintf($tags, $url, $url));
	} else {
		return '&nbsp;'.$url;
	}
}

?>