/miles/GlobalMBA/mba/sns_00/upload/bbs/include/global.func.php

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<?php



/*

	[Discuz!] (C)2001-2009 Comsenz Inc.

	This is NOT a freeware, use is subject to license terms



	$Id: global.func.php 21342 2010-01-06 08:52:53Z zhaoxiongfei $

*/



if(!defined('IN_DISCUZ')) {

	exit('Access Denied');

}





function authcode($string, $operation = 'DECODE', $key = '', $expiry = 0) {



	$ckey_length = 4;

	$key = md5($key ? $key : $GLOBALS['discuz_auth_key']);

	$keya = md5(substr($key, 0, 16));

	$keyb = md5(substr($key, 16, 16));

	$keyc = $ckey_length ? ($operation == 'DECODE' ? substr($string, 0, $ckey_length): substr(md5(microtime()), -$ckey_length)) : '';



	$cryptkey = $keya.md5($keya.$keyc);

	$key_length = strlen($cryptkey);



	$string = $operation == 'DECODE' ? base64_decode(substr($string, $ckey_length)) : sprintf('%010d', $expiry ? $expiry + time() : 0).substr(md5($string.$keyb), 0, 16).$string;

	$string_length = strlen($string);



	$result = '';

	$box = range(0, 255);



	$rndkey = array();

	for($i = 0; $i <= 255; $i++) {

		$rndkey[$i] = ord($cryptkey[$i % $key_length]);

	}



	for($j = $i = 0; $i < 256; $i++) {

		$j = ($j + $box[$i] + $rndkey[$i]) % 256;

		$tmp = $box[$i];

		$box[$i] = $box[$j];

		$box[$j] = $tmp;

	}



	for($a = $j = $i = 0; $i < $string_length; $i++) {

		$a = ($a + 1) % 256;

		$j = ($j + $box[$a]) % 256;

		$tmp = $box[$a];

		$box[$a] = $box[$j];

		$box[$j] = $tmp;

		$result .= chr(ord($string[$i]) ^ ($box[($box[$a] + $box[$j]) % 256]));

	}



	if($operation == 'DECODE') {

		if((substr($result, 0, 10) == 0 || substr($result, 0, 10) - time() > 0) && substr($result, 10, 16) == substr(md5(substr($result, 26).$keyb), 0, 16)) {

			return substr($result, 26);

		} else {

			return '';

		}

	} else {

		return $keyc.str_replace('=', '', base64_encode($result));

	}



}



function aidencode($aid) {

	static $sidauth = '';

	$sidauth = $sidauth != '' ? $sidauth : authcode($GLOBALS['sid'], 'ENCODE', $GLOBALS['authkey']);

	return rawurlencode(base64_encode($aid.'|'.substr(md5($aid.md5($GLOBALS['authkey']).$GLOBALS['timestamp']), 0, 8).'|'.$GLOBALS['timestamp'].'|'.$sidauth));

}



function clearcookies() {

	global $discuz_uid, $discuz_user, $discuz_pw, $discuz_secques, $adminid, $credits;

	foreach(array('sid', 'auth', 'visitedfid', 'onlinedetail', 'loginuser', 'activationauth', 'indextype') as $k) {

		dsetcookie($k);

	}

	$discuz_uid = $adminid = $credits = 0;

	$discuz_user = $discuz_pw = $discuz_secques = '';

}



function checklowerlimit($creditsarray, $coef = 1) {

	if(is_array($creditsarray)) {

		global $extcredits, $id;

		foreach($creditsarray as $id => $addcredits) {

			$addcredits = $addcredits * $coef;

			if($addcredits < 0 && ($GLOBALS['extcredits'.$id] < $extcredits[$id]['lowerlimit'] || (($GLOBALS['extcredits'.$id] + $addcredits) < $extcredits[$id]['lowerlimit']))) {

				showmessage('credits_policy_lowerlimit');

			}

		}

	}

}





function checkmd5($md5, $verified, $salt = '') {

	if(md5($md5.$salt) == $verified) {

		$result = !empty($salt) ? 1 : 2;

	} elseif(empty($salt)) {

		$result = $md5 == $verified ? 3 : ((strlen($verified) == 16 && substr($md5, 8, 16) == $verified) ? 4 : 0);

	} else {

		$result = 0;

	}

	return $result;

}



function checktplrefresh($maintpl, $subtpl, $timecompare, $templateid, $tpldir) {

	global $tplrefresh;

	if(empty($timecompare) || $tplrefresh == 1 || ($tplrefresh > 1 && !($GLOBALS['timestamp'] % $tplrefresh))) {

		if(empty($timecompare) || @filemtime($subtpl) > $timecompare) {

			require_once DISCUZ_ROOT.'./include/template.func.php';

			parse_template($maintpl, $templateid, $tpldir);

			return TRUE;

		}

	}

	return FALSE;

}



function cutstr($string, $length, $dot = ' ...') {

	global $charset;



	if(strlen($string) <= $length) {

		return $string;

	}



	$string = str_replace(array('&amp;', '&quot;', '&lt;', '&gt;'), array('&', '"', '<', '>'), $string);



	$strcut = '';

	if(strtolower($charset) == 'utf-8') {



		$n = $tn = $noc = 0;

		while($n < strlen($string)) {



			$t = ord($string[$n]);

			if($t == 9 || $t == 10 || (32 <= $t && $t <= 126)) {

				$tn = 1; $n++; $noc++;

			} elseif(194 <= $t && $t <= 223) {

				$tn = 2; $n += 2; $noc += 2;

			} elseif(224 <= $t && $t <= 239) {

				$tn = 3; $n += 3; $noc += 2;

			} elseif(240 <= $t && $t <= 247) {

				$tn = 4; $n += 4; $noc += 2;

			} elseif(248 <= $t && $t <= 251) {

				$tn = 5; $n += 5; $noc += 2;

			} elseif($t == 252 || $t == 253) {

				$tn = 6; $n += 6; $noc += 2;

			} else {

				$n++;

			}



			if($noc >= $length) {

				break;

			}



		}

		if($noc > $length) {

			$n -= $tn;

		}



		$strcut = substr($string, 0, $n);



	} else {

		for($i = 0; $i < $length; $i++) {

			$strcut .= ord($string[$i]) > 127 ? $string[$i].$string[++$i] : $string[$i];

		}

	}



	$strcut = str_replace(array('&', '"', '<', '>'), array('&amp;', '&quot;', '&lt;', '&gt;'), $strcut);



	return $strcut.$dot;

}



function daddslashes($string, $force = 0) {

	!defined('MAGIC_QUOTES_GPC') && define('MAGIC_QUOTES_GPC', get_magic_quotes_gpc());

	if(!MAGIC_QUOTES_GPC || $force) {

		if(is_array($string)) {

			foreach($string as $key => $val) {

				$string[$key] = daddslashes($val, $force);

			}

		} else {

			$string = addslashes($string);

		}

	}

	return $string;

}



function datecheck($ymd, $sep='-') {

	if(!empty($ymd)) {

		list($year, $month, $day) = explode($sep, $ymd);

		return checkdate($month, $day, $year);

	} else {

		return FALSE;

	}

}



function debuginfo() {

	if($GLOBALS['debug']) {

		global $db, $discuz_starttime, $debuginfo;

		$mtime = explode(' ', microtime());

		$debuginfo = array('time' => number_format(($mtime[1] + $mtime[0] - $discuz_starttime), 6), 'queries' => $db->querynum);

		return TRUE;

	} else {

		return FALSE;

	}

}



function dexit($message = '') {

	echo $message;

	output();

	exit();

}



function dfopen($url, $limit = 0, $post = '', $cookie = '', $bysocket = FALSE, $ip = '', $timeout = 15, $block = TRUE) {

	$return = '';

	$matches = parse_url($url);

	$host = $matches['host'];

	$path = $matches['path'] ? $matches['path'].($matches['query'] ? '?'.$matches['query'] : '') : '/';

	$port = !empty($matches['port']) ? $matches['port'] : 80;



	if($post) {

		$out = "POST $path HTTP/1.0\r\n";

		$out .= "Accept: */*\r\n";

		//$out .= "Referer: $boardurl\r\n";

		$out .= "Accept-Language: zh-cn\r\n";

		$out .= "Content-Type: application/x-www-form-urlencoded\r\n";

		$out .= "User-Agent: $_SERVER[HTTP_USER_AGENT]\r\n";

		$out .= "Host: $host\r\n";

		$out .= 'Content-Length: '.strlen($post)."\r\n";

		$out .= "Connection: Close\r\n";

		$out .= "Cache-Control: no-cache\r\n";

		$out .= "Cookie: $cookie\r\n\r\n";

		$out .= $post;

	} else {

		$out = "GET $path HTTP/1.0\r\n";

		$out .= "Accept: */*\r\n";

		//$out .= "Referer: $boardurl\r\n";

		$out .= "Accept-Language: zh-cn\r\n";

		$out .= "User-Agent: $_SERVER[HTTP_USER_AGENT]\r\n";

		$out .= "Host: $host\r\n";

		$out .= "Connection: Close\r\n";

		$out .= "Cookie: $cookie\r\n\r\n";

	}

	$fp = @fsockopen(($ip ? $ip : $host), $port, $errno, $errstr, $timeout);

	if(!$fp) {

		return '';

	} else {

		stream_set_blocking($fp, $block);

		stream_set_timeout($fp, $timeout);

		@fwrite($fp, $out);

		$status = stream_get_meta_data($fp);

		if(!$status['timed_out']) {

			while (!feof($fp)) {

				if(($header = @fgets($fp)) && ($header == "\r\n" ||  $header == "\n")) {

					break;

				}

			}



			$stop = false;

			while(!feof($fp) && !$stop) {

				$data = fread($fp, ($limit == 0 || $limit > 8192 ? 8192 : $limit));

				$return .= $data;

				if($limit) {

					$limit -= strlen($data);

					$stop = $limit <= 0;

				}

			}

		}

		@fclose($fp);

		return $return;

	}

}



function dhtmlspecialchars($string) {

	if(is_array($string)) {

		foreach($string as $key => $val) {

			$string[$key] = dhtmlspecialchars($val);

		}

	} else {

		$string = preg_replace('/&amp;((#(\d{3,5}|x[a-fA-F0-9]{4}));)/', '&\\1',

		//$string = preg_replace('/&amp;((#(\d{3,5}|x[a-fA-F0-9]{4})|[a-zA-Z][a-z0-9]{2,5});)/', '&\\1',

		str_replace(array('&', '"', '<', '>'), array('&amp;', '&quot;', '&lt;', '&gt;'), $string));

	}

	return $string;

}



function dheader($string, $replace = true, $http_response_code = 0) {

	$string = str_replace(array("\r", "\n"), array('', ''), $string);

	if(empty($http_response_code) || PHP_VERSION < '4.3' ) {

		@header($string, $replace);

	} else {

		@header($string, $replace, $http_response_code);

	}

	if(preg_match('/^\s*location:/is', $string)) {

		exit();

	}

}



function dreferer($default = '') {

	global $referer, $indexname;



	$default = empty($default) ? $indexname : '';

	if(empty($referer) && isset($GLOBALS['_SERVER']['HTTP_REFERER'])) {

		$referer = preg_replace("/([\?&])((sid\=[a-z0-9]{6})(&|$))/i", '\\1', $GLOBALS['_SERVER']['HTTP_REFERER']);

		$referer = substr($referer, -1) == '?' ? substr($referer, 0, -1) : $referer;

	} else {

		$referer = dhtmlspecialchars($referer);

	}



	if(strpos($referer, 'logging.php')) {

		$referer = $default;

	}

	return $referer;

}



function dsetcookie($var, $value = '', $life = 0, $prefix = 1, $httponly = false) {

	global $cookiepre, $cookiedomain, $cookiepath, $timestamp, $_SERVER;

	$var = ($prefix ? $cookiepre : '').$var;

	if($value == '' || $life < 0) {

		$value = '';

		$life = -1;

	}

	$life = $life > 0 ? $timestamp + $life : ($life < 0 ? $timestamp - 31536000 : 0);

	$path = $httponly && PHP_VERSION < '5.2.0' ? "$cookiepath; HttpOnly" : $cookiepath;

	$secure = $_SERVER['SERVER_PORT'] == 443 ? 1 : 0;

	if(PHP_VERSION < '5.2.0') {

		setcookie($var, $value, $life, $path, $cookiedomain, $secure);

	} else {

		setcookie($var, $value, $life, $path, $cookiedomain, $secure, $httponly);

	}

}



function dunlink($filename, $havethumb = 0, $remote = 0) {

	global $authkey, $ftp, $attachdir;

	if($remote) {

		require_once DISCUZ_ROOT.'./include/ftp.func.php';

		if(!$ftp['connid']) {

			if(!($ftp['connid'] = dftp_connect($ftp['host'], $ftp['username'], authcode($ftp['password'], 'DECODE', md5($authkey)), $ftp['attachdir'], $ftp['port'], $ftp['ssl']))) {

				return;

			}

		}

		dftp_delete($ftp['connid'], $filename);

		$havethumb && dftp_delete($ftp['connid'], $filename.'.thumb.jpg');

	} else {

		@unlink($attachdir.'/'.$filename);

		$havethumb && @unlink($attachdir.'/'.$filename.'.thumb.jpg');

	}

}



function dgmdate($format, $timestamp, $convert = 1) {

	$s = gmdate($format, $timestamp);

	if($GLOBALS['dateconvert'] && $convert) {

		if($GLOBALS['discuz_uid']) {

			if(!isset($GLOBALS['disableddateconvert'])) {

				$customshow = str_pad(base_convert($GLOBALS['customshow'], 10, 3), 4, '0', STR_PAD_LEFT);

				$GLOBALS['disableddateconvert'] = $customshow{0};

			}

			if($GLOBALS['disableddateconvert']) {

				return $s;

			}

		}

		if(!isset($GLOBALS['todaytimestamp'])) {

			$GLOBALS['todaytimestamp'] = $GLOBALS['timestamp'] - ($GLOBALS['timestamp'] + $GLOBALS['timeoffset'] * 3600) % 86400 + $GLOBALS['timeoffset'] * 3600;

		}

		$lang = $GLOBALS['dlang']['date'];

		$time = $GLOBALS['timestamp'] + $GLOBALS['timeoffset'] * 3600 - $timestamp;

		if($timestamp >= $GLOBALS['todaytimestamp']) {

			if($time > 3600) {

				return '<span title="'.$s.'">'.intval($time / 3600).'&nbsp;'.$lang[4].$lang[0].'</span>';

			} elseif($time > 1800) {

				return '<span title="'.$s.'">'.$lang[5].$lang[4].$lang[0].'</span>';

			} elseif($time > 60) {

				return '<span title="'.$s.'">'.intval($time / 60).'&nbsp;'.$lang[6].$lang[0].'</span>';

			} elseif($time > 0) {

				return '<span title="'.$s.'">'.$time.'&nbsp;'.$lang[7].$lang[0].'</span>';

			} elseif($time == 0) {

				return '<span title="'.$s.'">'.$lang[8].'</span>';

			} else {

				return $s;

			}

		} elseif(($days = intval(($GLOBALS['todaytimestamp'] - $timestamp) / 86400)) >= 0 && $days < 7) {

			if($days == 0) {

				return '<span title="'.$s.'">'.$lang[2].'&nbsp;'.gmdate($GLOBALS['timeformat'], $timestamp).'</span>';

			} elseif($days == 1) {

				return '<span title="'.$s.'">'.$lang[3].'&nbsp;'.gmdate($GLOBALS['timeformat'], $timestamp).'</span>';

			} else {

				return '<span title="'.$s.'">'.($days + 1).'&nbsp;'.$lang[1].$lang[0].'&nbsp;'.gmdate($GLOBALS['timeformat'], $timestamp).'</span>';

			}

		} else {

			return $s;

		}

	} else {

		return $s;

	}

}



function errorlog($type, $message, $halt = 1) {

	global $timestamp, $discuz_userss, $onlineip, $_SERVER;

	$user = empty($discuz_userss) ? '' : $discuz_userss.'<br />';

	$user .= $onlineip.'|'.$_SERVER['REMOTE_ADDR'];

	writelog('errorlog', dhtmlspecialchars("$timestamp\t$type\t$user\t".str_replace(array("\r", "\n"), array(' ', ' '), trim($message))));

	if($halt) {

		exit();

	}

}



function fileext($filename) {

	return trim(substr(strrchr($filename, '.'), 1, 10));

}



function formhash($specialadd = '') {

	global $discuz_user, $discuz_uid, $discuz_pw, $timestamp, $discuz_auth_key;

	$hashadd = defined('IN_ADMINCP') ? 'Only For Discuz! Admin Control Panel' : '';

	return substr(md5(substr($timestamp, 0, -7).$discuz_user.$discuz_uid.$discuz_pw.$discuz_auth_key.$hashadd.$specialadd), 8, 8);

}



function forumperm($permstr) {

	global $groupid, $extgroupids;



	$groupidarray = array($groupid);

	foreach(explode("\t", $extgroupids) as $extgroupid) {

		if($extgroupid = intval(trim($extgroupid))) {

			$groupidarray[] = $extgroupid;

		}

	}

	return preg_match("/(^|\t)(".implode('|', $groupidarray).")(\t|$)/", $permstr);

}



function formulaperm($formula, $type = 0, $wap = FALSE) {

	global $db, $tablepre, $_DSESSION, $extcredits, $formulamessage, $usermsg, $forum, $language, $medalstatus, $discuz_uid, $timestamp;



	$formula = unserialize($formula);

	$medalperm = $formula['medal'];

	$permusers = $formula['users'];

	$permmessage = $formula['message'];

	if(!$type && $medalstatus && $medalperm) {

		$exists = 1;

		$formulamessage = '';

		$medalpermc = $medalperm;

		if($discuz_uid) {

			$medals = explode("\t", $db->result_first("SELECT medals FROM {$tablepre}memberfields WHERE uid='$discuz_uid'"));

			foreach($medalperm as $k => $medal) {

				foreach($medals as $r) {

					list($medalid) = explode("|", $r);

					if($medalid == $medal) {

						$exists = 0;

						unset($medalpermc[$k]);

					}

				}

			}

		} else {

			$exists = 0;

		}

		if($medalpermc) {

			if(!$wap) {

				@include DISCUZ_ROOT.'./forumdata/cache/cache_medals.php';

				foreach($medalpermc as $medal) {

					if($_DCACHE['medals'][$medal]) {

						$formulamessage .= '<img src="images/common/'.$_DCACHE['medals'][$medal]['image'].'" />'.$_DCACHE['medals'][$medal]['name'].'&nbsp; ';

					}

				}

				showmessage('forum_permforum_nomedal', NULL, 'NOPERM');

			} else {

				wapmsg('forum_nopermission');

			}

		}

	}

	$formula = $formula[1];

	if(!$type && ($_DSESSION['adminid'] == 1 || $forum['ismoderator'])) {

		return FALSE;

	}

	if(!$type && $permusers) {

		$permusers = str_replace(array("\r\n", "\r"), array("\n", "\n"), $permusers);

		$permusers = explode("\n", trim($permusers));

		if(!in_array($GLOBALS['discuz_user'], $permusers)) {

			showmessage('forum_permforum_disallow', NULL, 'NOPERM');

		}

	}

	if(!$formula) {

		return FALSE;

	}

	if(strexists($formula, '$memberformula[')) {

		preg_match_all("/\\\$memberformula\['(\w+?)'\]/", $formula, $a);

		$fields = $profilefields = array();

		$mfadd = '';

		foreach($a[1] as $field) {

			switch($field) {

				case 'regdate':

					$formula = preg_replace("/\{(\d{4})\-(\d{1,2})\-(\d{1,2})\}/e", "'\\1-'.sprintf('%02d', '\\2').'-'.sprintf('%02d', '\\3')", $formula);

				case 'regday':

					$fields[] = 'm.regdate';break;

				case 'regip':

				case 'lastip':

					$formula = preg_replace("/\{([\d\.]+?)\}/", "'\\1'", $formula);

					$fields[] = 'm.'.$field;break;

				case substr($field, 0, 6) == 'field_':

					$profilefields[] = $field;

				case 'buyercredit':

				case 'sellercredit':

					$mfadd = "LEFT JOIN {$tablepre}memberfields mf ON m.uid=mf.uid";

					$fields[] = 'mf.'.$field;break;

			}

		}

		$memberformula = array();

		if($discuz_uid) {

			$memberformula = $db->fetch_first("SELECT ".implode(',', $fields)." FROM {$tablepre}members m $mfadd WHERE m.uid='$discuz_uid'");

			if(in_array('regday', $a[1])) {

				$memberformula['regday'] = intval(($timestamp - $memberformula['regdate']) / 86400);

			}

			if(in_array('regdate', $a[1])) {

				$memberformula['regdate'] = date('Y-m-d', $memberformula['regdate']);

			}

			$memberformula['lastip'] = $memberformula['lastip'] ? $memberformula['lastip'] : $GLOBALS['onlineip'];

		} else {

			if(isset($memberformula['regip'])) {

				$memberformula['regip'] = $GLOBALS['onlineip'];

			}

			if(isset($memberformula['lastip'])) {

				$memberformula['lastip'] = $GLOBALS['onlineip'];

			}

		}

	}

	@eval("\$formulaperm = ($formula) ? TRUE : FALSE;");

	if(!$formulaperm || $type == 2) {

		if(!$permmessage) {

			include_once language('misc');

			$search = array('$memberformula[\'regdate\']', '$memberformula[\'regday\']', '$memberformula[\'regip\']', '$memberformula[\'lastip\']', '$memberformula[\'buyercredit\']', '$memberformula[\'sellercredit\']', '$_DSESSION[\'digestposts\']', '$_DSESSION[\'posts\']', '$_DSESSION[\'threads\']', '$_DSESSION[\'oltime\']', '$_DSESSION[\'pageviews\']');

			$replace = array($language['formulaperm_regdate'], $language['formulaperm_regday'], $language['formulaperm_regip'], $language['formulaperm_lastip'], $language['formulaperm_buyercredit'], $language['formulaperm_sellercredit'], $language['formulaperm_digestposts'], $language['formulaperm_posts'], $language['formulaperm_threads'], $language['formulaperm_oltime'], $language['formulaperm_pageviews']);

			for($i = 1; $i <= 8; $i++) {

				$search[] = '$_DSESSION[\'extcredits'.$i.'\']';

				$replace[] = $extcredits[$i]['title'] ? $extcredits[$i]['title'] : $language['formulaperm_extcredits'].$i;

			}

			if($profilefields) {

				@include DISCUZ_ROOT.'./forumdata/cache/cache_profilefields.php';

				foreach($profilefields as $profilefield) {

					$search[] = '$memberformula[\''.$profilefield.'\']';

					$replace[] = !empty($_DCACHE['fields_optional'][$profilefield]) ? $_DCACHE['fields_optional'][$profilefield]['title'] : $_DCACHE['fields_required'][$profilefield]['title'];

				}

			}

			$i = 0;$usermsg = '';

			foreach($search as $s) {

				if(!in_array($s, array('$memberformula[\'regdate\']', '$memberformula[\'regip\']', '$memberformula[\'lastip\']'))) {

					$usermsg .= strexists($formula, $s) ? '<br />&nbsp;&nbsp;&nbsp;'.$replace[$i].': '.(@eval('return intval('.$s.');')) : '';

				} elseif($s == '$memberformula[\'regdate\']') {

					$usermsg .= strexists($formula, $s) ? '<br />&nbsp;&nbsp;&nbsp;'.$replace[$i].': '.(@eval('return '.$s.';')) : '';

				}

				$i++;

			}

			$search = array_merge($search, array('and', 'or', '>=', '<=', '=='));

			$replace = array_merge($replace, array('&nbsp;&nbsp;<b>'.$language['formulaperm_and'].'</b>&nbsp;&nbsp;', '&nbsp;&nbsp;<b>'.$language['formulaperm_or'].'</b>&nbsp;&nbsp;', '&ge;', '&le;', '='));

			$formulamessage = str_replace($search, $replace, $formula);

		} else {

			$formulamessage = nl2br(htmlspecialchars($permmessage));

		}



		if($type == 1 || $type == 2) {

			return $formulamessage;

		} elseif(!$wap) {

			if(!$permmessage) {

				showmessage('forum_permforum_nopermission', NULL, 'NOPERM');

			} else {

				showmessage('forum_permforum_nopermission_custommsg', NULL, 'NOPERM');

			}

		} else {

			wapmsg('forum_nopermission');

		}

	}

	return TRUE;

}



function getgroupid($uid, $group, &$member) {

	global $creditsformula, $db, $tablepre, $dzfeed_limit;



	if(!empty($creditsformula)) {

		$updatearray = array();

		eval("\$credits = round($creditsformula);");



		if($credits != $member['credits']) {



			$send_feed = false;

			if(is_array($dzfeed_limit['user_credit'])) foreach($dzfeed_limit['user_credit'] as $val) {

				if($member['credits'] < $val && $credits > $val) {

					$send_feed = true;

					$count = $val;

				}

			}

			if($send_feed) {

				$arg = $data = array();

				$arg['type'] = 'user_credit';

				$arg['uid'] = $uid;

				$arg['username'] = addslashes($member['username'] ? $member['username'] : $member['discuz_user']);

				$data['title']['actor'] = "<a href=\"space.php?uid={$arg[uid]}\" target=\"_blank\">".($member['username'] ? $member['username'] : $member['discuz_user'])."</a>";

				$data['title']['count'] = $count;

				add_feed($arg, $data);

			}



			$updatearray[] = "credits='$credits'";

			$member['credits'] = $credits;

		}



		if($group['type'] == 'member' && !($member['credits'] >= $group['creditshigher'] && $member['credits'] < $group['creditslower'])) {

			$query = $db->query("SELECT groupid FROM {$tablepre}usergroups WHERE type='member' AND $member[credits]>=creditshigher AND $member[credits]<creditslower LIMIT 1");

			if($db->num_rows($query)) {

				$newgroupid = $db->result($query, 0);

				$query = $db->query("SELECT groupid FROM {$tablepre}members WHERE uid='$uid'");

				$member['groupid'] = $db->result($query, 0);

				if($member['groupid'] != $newgroupid) {

					$member['groupid'] = $newgroupid;

					$updatearray[] = "groupid='$member[groupid]'";



					include language('notice');

					$grouptitle = $db->result_first("SELECT grouptitle FROM {$tablepre}usergroups WHERE groupid='$member[groupid]'");

					$data = array();

					$data['usergroup'] = "<a href=\"faq.php?action=grouppermission&searchgroupid={$member[groupid]}\" target=\"_blank\">{$grouptitle}</a>";

					$msg_template = $language['user_usergroup'];

					$message = transval($msg_template, $data);

					sendnotice($uid, $message, 'systempm');



					if(is_array($dzfeed_limit['user_usergroup']) && in_array($member['groupid'], $dzfeed_limit['user_usergroup'])) {

						$arg = $data = array();

						$arg['type'] = 'user_usergroup';

						$arg['uid'] = $uid;

						$arg['username'] = addslashes($member['username'] ? $member['username'] : $member['discuz_user']);

						$data['title']['actor'] = "<a href=\"space.php?uid={$arg[uid]}\" target=\"_blank\">".($member['username'] ? $member['username'] : $member['discuz_user'])."</a>";

						$data['title']['usergroup'] = "<a href=\"faq.php?action=grouppermission&searchgroupid={$member[groupid]}\" target=\"_blank\">{$grouptitle}</a>";

						add_feed($arg, $data);

					}

				}

			}

		}

		if($updatearray) {

			$db->query("UPDATE {$tablepre}members SET ".implode(', ', $updatearray)." WHERE uid='$uid'");

		}

	}



	return $member['groupid'];

}



function getrobot() {

	if(!defined('IS_ROBOT')) {

		$kw_spiders = 'Bot|Crawl|Spider|slurp|sohu-search|lycos|robozilla';

		$kw_browsers = 'MSIE|Netscape|Opera|Konqueror|Mozilla';

		if(!strexists($_SERVER['HTTP_USER_AGENT'], 'http://') && preg_match("/($kw_browsers)/i", $_SERVER['HTTP_USER_AGENT'])) {

			define('IS_ROBOT', FALSE);

		} elseif(preg_match("/($kw_spiders)/i", $_SERVER['HTTP_USER_AGENT'])) {

			define('IS_ROBOT', TRUE);

		} else {

			define('IS_ROBOT', FALSE);

		}

	}

	return IS_ROBOT;

}



function get_home($uid) {

	$uid = sprintf("%05d", $uid);

	$dir1 = substr($uid, 0, -4);

	$dir2 = substr($uid, -4, 2);

	$dir3 = substr($uid, -2, 2);

	return $dir1.'/'.$dir2.'/'.$dir3;

}



function groupexpiry($terms) {

	$terms = is_array($terms) ? $terms : unserialize($terms);

	$groupexpiry = isset($terms['main']['time']) ? intval($terms['main']['time']) : 0;

	if(is_array($terms['ext'])) {

		foreach($terms['ext'] as $expiry) {

			if((!$groupexpiry && $expiry) || $expiry < $groupexpiry) {

				$groupexpiry = $expiry;

			}

		}

	}

	return $groupexpiry;

}



function ipaccess($ip, $accesslist) {

	return preg_match("/^(".str_replace(array("\r\n", ' '), array('|', ''), preg_quote($accesslist, '/')).")/", $ip);

}



function implodeids($array) {

	if(!empty($array)) {

		return "'".implode("','", is_array($array) ? $array : array($array))."'";

	} else {

		return '';

	}

}



function ipbanned($onlineip) {

	global $ipaccess, $timestamp, $cachelost;



	if($ipaccess && !ipaccess($onlineip, $ipaccess)) {

		return TRUE;

	}



	$cachelost .= (@include DISCUZ_ROOT.'./forumdata/cache/cache_ipbanned.php') ? '' : ' ipbanned';

	if(empty($_DCACHE['ipbanned'])) {

		return FALSE;

	} else {

		if($_DCACHE['ipbanned']['expiration'] < $timestamp) {

			@unlink(DISCUZ_ROOT.'./forumdata/cache/cache_ipbanned.php');

		}

		return preg_match("/^(".$_DCACHE['ipbanned']['regexp'].")$/", $onlineip);

	}

}



function isemail($email) {

	return strlen($email) > 6 && preg_match("/^[\w\-\.]+@[\w\-\.]+(\.\w+)+$/", $email);

}



function language($file, $templateid = 0, $tpldir = '') {

	$tpldir = $tpldir ? $tpldir : TPLDIR;

	$templateid = $templateid ? $templateid : TEMPLATEID;



	$languagepack = DISCUZ_ROOT.'./'.$tpldir.'/'.$file.'.lang.php';

	if(file_exists($languagepack)) {

		return $languagepack;

	} elseif($templateid != 1 && $tpldir != './templates/default') {

		return language($file, 1, './templates/default');

	} else {

		return FALSE;

	}

}



function modthreadkey($tid) {

	global $adminid, $discuz_user, $discuz_uid, $discuz_pw, $timestamp, $discuz_auth_key;

	return $adminid > 0 ? md5($discuz_user.$discuz_uid.$discuz_auth_key.substr($timestamp, 0, -7).$tid) : '';

}



function multi($num, $perpage, $curpage, $mpurl, $maxpages = 0, $page = 10, $autogoto = TRUE, $simple = FALSE) {

	global $maxpage;

	$ajaxtarget = !empty($_GET['ajaxtarget']) ? " ajaxtarget=\"".dhtmlspecialchars($_GET['ajaxtarget'])."\" " : '';



	if(defined('IN_ADMINCP')) {

		$shownum = $showkbd = TRUE;

		$lang['prev'] = '&lsaquo;&lsaquo;';

		$lang['next'] = '&rsaquo;&rsaquo;';

	} else {

		$shownum = $showkbd = FALSE;

		$lang['prev'] = '&nbsp';

		$lang['next'] = $GLOBALS['dlang']['nextpage'];

	}



	$multipage = '';

	$mpurl .= strpos($mpurl, '?') ? '&amp;' : '?';

	$realpages = 1;

	if($num > $perpage) {

		$offset = 2;



		$realpages = @ceil($num / $perpage);

		$pages = $maxpages && $maxpages < $realpages ? $maxpages : $realpages;



		if($page > $pages) {

			$from = 1;

			$to = $pages;

		} else {

			$from = $curpage - $offset;

			$to = $from + $page - 1;

			if($from < 1) {

				$to = $curpage + 1 - $from;

				$from = 1;

				if($to - $from < $page) {

					$to = $page;

				}

			} elseif($to > $pages) {

				$from = $pages - $page + 1;

				$to = $pages;

			}

		}



		$multipage = ($curpage - $offset > 1 && $pages > $page ? '<a href="'.$mpurl.'page=1" class="first"'.$ajaxtarget.'>1 ...</a>' : '').

			($curpage > 1 && !$simple ? '<a href="'.$mpurl.'page='.($curpage - 1).'" class="prev"'.$ajaxtarget.'>'.$lang['prev'].'</a>' : '');

		for($i = $from; $i <= $to; $i++) {

			$multipage .= $i == $curpage ? '<strong>'.$i.'</strong>' :

				'<a href="'.$mpurl.'page='.$i.($ajaxtarget && $i == $pages && $autogoto ? '#' : '').'"'.$ajaxtarget.'>'.$i.'</a>';

		}



		$multipage .= ($to < $pages ? '<a href="'.$mpurl.'page='.$pages.'" class="last"'.$ajaxtarget.'>... '.$realpages.'</a>' : '').

			($curpage < $pages && !$simple ? '<a href="'.$mpurl.'page='.($curpage + 1).'" class="next"'.$ajaxtarget.'>'.$lang['next'].'</a>' : '').

			($showkbd && !$simple && $pages > $page && !$ajaxtarget ? '<kbd><input type="text" name="custompage" size="3" onkeydown="if(event.keyCode==13) {window.location=\''.$mpurl.'page=\'+this.value; return false;}" /></kbd>' : '');



		$multipage = $multipage ? '<div class="pages">'.($shownum && !$simple ? '<em>&nbsp;'.$num.'&nbsp;</em>' : '').$multipage.'</div>' : '';

	}

	$maxpage = $realpages;

	return $multipage;

}



function output() {

	if(defined('DISCUZ_OUTPUTED')) {

		return;

	}

	define('DISCUZ_OUTPUTED', 1);

	global $sid, $transsidstatus, $rewritestatus, $ftp, $advlist, $thread, $inajax, $forumdomains, $binddomains, $indexname;



	if($advlist && !defined('IN_ADMINCP') && !$inajax) {

		include template('adv');

	}

	funcstat();

	stat_code();



	if(($transsidstatus = empty($GLOBALS['_DCOOKIE']['sid']) && $transsidstatus) || $rewritestatus || ($binddomains && $forumdomains)) {

		$content = ob_get_contents();

		if($transsidstatus) {

			$searcharray = array

				(

				"/\<a(\s*[^\>]+\s*)href\=([\"|\']?)([^\"\'\s]+)/ies",

				"/(\<form.+?\>)/is"

				);

			$replacearray = array

				(

				"transsid('\\3','<a\\1href=\\2')",

				"\\1\n<input type=\"hidden\" name=\"sid\" value=\"$sid\" />"

				);

			$content = preg_replace($searcharray, $replacearray, $content);

		}



		if($binddomains && $forumdomains) {

			$bindsearcharray = $bindreplacearray = array();

			$indexname = basename($indexname);

			foreach($forumdomains as $fid => $domain) {

				$bindsearcharray[] = "href=\"forumdisplay.php?fid=$fid&amp;";

				$bindreplacearray[] = 'href="http://'.$domain.'/'.$indexname.'?';

				$bindsearcharray[] = "href=\"forumdisplay.php?fid=$fid";

				$bindreplacearray[] = 'href="http://'.$domain.'/'.$indexname;

			}

			$content = str_replace($bindsearcharray, $bindreplacearray, $content);

		}



		if($rewritestatus) {

			$searcharray = $replacearray = array();

			if($rewritestatus & 1) {

				$searcharray[] = "/\<a href\=\"forumdisplay\.php\?fid\=(\d+)(&amp;page\=(\d+))?\"([^\>]*)\>/e";

				$replacearray[] = "rewrite_forum('\\1', '\\3', '\\4')";

			}

			if($rewritestatus & 2) {

				$searcharray[] = "/\<a href\=\"viewthread\.php\?tid\=(\d+)(&amp;extra\=page\%3D(\d+))?(&amp;page\=(\d+))?\"([^\>]*)\>/e";

				$replacearray[] = "rewrite_thread('\\1', '\\5', '\\3', '\\6')";

			}

			if($rewritestatus & 4) {

				$searcharray[] = "/\<a href\=\"space\.php\?(uid\=(\d+)|username\=([^&]+?))\"([^\>]*)\>/e";

				$replacearray[] = "rewrite_space('\\2', '\\3', '\\4')";

			}

			if($rewritestatus & 8) {

				$searcharray[] = "/\<a href\=\"tag\.php\?name\=([^&]+?)\"([^\>]*)\>/e";

				$replacearray[] = "rewrite_tag('\\1', '\\2')";

			}

			$content = preg_replace($searcharray, $replacearray, $content);

		}



		ob_end_clean();

		$GLOBALS['gzipcompress'] ? ob_start('ob_gzhandler') : ob_start();



		echo $content;

	}

	if($ftp['connid']) {

		@ftp_close($ftp['connid']);

	}

	$ftp = array();



	if(defined('CACHE_FILE') && CACHE_FILE && !defined('CACHE_FORBIDDEN')) {

		global $cachethreaddir;

		if(diskfreespace(DISCUZ_ROOT.'./'.$cachethreaddir) > 1000000) {

			if($fp = @fopen(CACHE_FILE, 'w')) {

				flock($fp, LOCK_EX);

				fwrite($fp, empty($content) ? ob_get_contents() : $content);

			}

			@fclose($fp);

			chmod(CACHE_FILE, 0777);

		}

	}

}



function periodscheck($periods, $showmessage = 1) {

	global $timestamp, $disableperiodctrl, $_DCACHE, $banperiods;



	if(!$disableperiodctrl && $_DCACHE['settings'][$periods]) {

		$now = gmdate('G.i', $timestamp + $_DCACHE['settings']['timeoffset'] * 3600);

		foreach(explode("\r\n", str_replace(':', '.', $_DCACHE['settings'][$periods])) as $period) {

			list($periodbegin, $periodend) = explode('-', $period);

			if(($periodbegin > $periodend && ($now >= $periodbegin || $now < $periodend)) || ($periodbegin < $periodend && $now >= $periodbegin && $now < $periodend)) {

				$banperiods = str_replace("\r\n", ', ', $_DCACHE['settings'][$periods]);

				if($showmessage) {

					showmessage('period_nopermission', NULL, 'NOPERM');

				} else {

					return TRUE;

				}

			}

		}

	}

	return FALSE;

}



function quescrypt($questionid, $answer) {

	return $questionid > 0 && $answer != '' ? substr(md5($answer.md5($questionid)), 16, 8) : '';

}



function rewrite_thread($tid, $page = 0, $prevpage = 0, $extra = '') {

	return '<a href="thread-'.$tid.'-'.($page ? $page : 1).'-'.($prevpage && !IS_ROBOT ? $prevpage : 1).'.html"'.stripslashes($extra).'>';

}



function rewrite_forum($fid, $page = 0, $extra = '') {

	return '<a href="forum-'.$fid.'-'.($page ? $page : 1).'.html"'.stripslashes($extra).'>';

}



function rewrite_space($uid, $username, $extra = '') {

	$GLOBALS['rewritecompatible'] && $username = rawurlencode($username);

	return '<a href="space-'.($uid ? 'uid-'.$uid : 'username-'.$username).'.html"'.stripslashes($extra).'>';

}



function rewrite_tag($name, $extra = '') {

	$GLOBALS['rewritecompatible'] && $name = rawurlencode($name);

	return '<a href="tag-'.$name.'.html"'.stripslashes($extra).'>';

}



function random($length, $numeric = 0) {

	PHP_VERSION < '4.2.0' ? mt_srand((double)microtime() * 1000000) : mt_srand();

	$seed = base_convert(md5(print_r($_SERVER, 1).microtime()), 16, $numeric ? 10 : 35);

	$seed = $numeric ? (str_replace('0', '', $seed).'012340567890') : ($seed.'zZ'.strtoupper($seed));

	$hash = '';

	$max = strlen($seed) - 1;

	for($i = 0; $i < $length; $i++) {

		$hash .= $seed[mt_rand(0, $max)];

	}

	return $hash;

}



function request($cachekey, $fid = 0, $type = 0, $return = 0) {

	global $timestamp, $_DCACHE;

	$datalist = '';

	if($fid && CURSCRIPT == 'forumdisplay') {

		$specialfid = $GLOBALS['forum']['fid'];

		$key = $cachekey = empty($GLOBALS['infosidestatus']['f'.$specialfid][$type]) ? $GLOBALS['infosidestatus'][$type] : $GLOBALS['infosidestatus']['f'.$specialfid][$type];

		$cachekey .= '_fid'.$specialfid;

	} else {

		$specialfid = 0;

		if(!$type) {

			$key = $cachekey;

		} else {

			$key = $cachekey = $cachekey[$type];

		}

	}

	$cachefile = DISCUZ_ROOT.'./forumdata/cache/request_'.md5($cachekey).'.php';

	if(((@!include($cachefile)) || $expiration < $timestamp) && (!file_exists($cachefile.'.lock') || $timestamp - filemtime($cachefile.'.lock') > 3600)) {

		include_once DISCUZ_ROOT.'./forumdata/cache/cache_request.php';

		require_once DISCUZ_ROOT.'./include/request.func.php';

		parse_str($_DCACHE['request'][$key]['url'], $requestdata);

		$datalist = parse_request($requestdata, $cachefile, 0, $specialfid, $key);

	}

	if(!empty($nocachedata)) {

		include_once DISCUZ_ROOT.'./forumdata/cache/cache_request.php';

		require_once DISCUZ_ROOT.'./include/request.func.php';

		foreach($nocachedata as $key => $v) {

			$cachefile = DISCUZ_ROOT.'./forumdata/cache/request_'.md5($key).'.php';

			if(!file_exists($cachefile.'.lock')) {

				parse_str($_DCACHE['request'][$key]['url'], $requestdata);

				$datalist = str_replace($v, parse_request($requestdata, $cachefile, 0, $specialfid, $key), $datalist);

			}

		}

	}

	if(!$return) {

		echo $datalist;

	} else {

		return $datalist;

	}

}



function sendmail($email_to, $email_subject, $email_message, $email_from = '') {

	extract($GLOBALS, EXTR_SKIP);

	require DISCUZ_ROOT.'./include/sendmail.inc.php';

}



function sendnotice($toid, $message, $type, $extraid = 0, $actor = array(), $uselang = 1) {

	if(!$toid || $message === '') {

		return;

	}

	extract($GLOBALS, EXTR_SKIP);

	if($uselang) {

		include language('notice');

		if(isset($language[$message])) {

			eval("\$message = addslashes(\"".$language[$message]."\");");

		}

	}



	$typeid = $prompts[$type]['id'];

	if(!$typeid) {

		return;

	}

	$toids = explode(',', $toid);

	foreach($toids as $toid) {

		$keysadd = $valuesadd = $statnewnotice = '';

		if($extraid && $actor) {

			$promptmsg = $db->fetch_first("SELECT actor FROM {$tablepre}promptmsgs WHERE uid='$toid' AND typeid='$typeid' AND extraid='$extraid' LIMIT 1");

			if($promptmsg) {

				list($actorcount, $actors) = explode("\t", $promptmsg['actor']);

				$actorarray = array_unique(explode(',', $actors));

				if(!in_array($actor['user'], $actorarray)) {

					array_unshift($actorarray, $actor['user']);

					$actors = implode(',', array_slice($actorarray, 0, $actor['maxusers']));

					$actorcount++;

				}

				$statnewnotice = 1;

				$db->query("UPDATE {$tablepre}promptmsgs SET actor='".addslashes($actorcount."\t".$actors)."', dateline='$timestamp', new='1' WHERE uid='$toid' AND typeid='$typeid' AND extraid='$extraid'");

			} else {

				$statnewnotice = 1;

				$db->query("INSERT INTO {$tablepre}promptmsgs (typeid, uid, new, dateline, message, extraid, actor) VALUES ('$typeid', '$toid', '1', '$timestamp', '$message', '$extraid', '".addslashes("1\t".$actor['user'])."')");

			}

		} else {

			$statnewnotice = 1;

			$db->query("INSERT INTO {$tablepre}promptmsgs (typeid, uid, new, dateline, message) VALUES ('$typeid', '$toid', '1', '$timestamp', '$message')");

		}

		if($statnewnotice) {

			write_statlog('', 'action=counttype&typeid='.$typeid, '', '', 'notice.php');

		}

		$count = $db->result_first("SELECT count(*) FROM {$tablepre}promptmsgs WHERE uid='$toid' AND typeid='$typeid' AND new='1'");

		updateprompt($type, $toid, $count);

	}

}



function sendpm($toid, $subject, $message, $fromid = '') {

	if($fromid === '') {

		require_once DISCUZ_ROOT.'./uc_client/client.php';

		$fromid = $discuz_uid;

	}

	if($fromid) {

		uc_pm_send($fromid, $toid, $subject, $message);

	} else {

		global $promptkeys;

		if(in_array($subject, $promptkeys)) {

			$type = $subject;

		} else {

			extract($GLOBALS, EXTR_SKIP);

			require_once DISCUZ_ROOT.'./include/discuzcode.func.php';

			eval("\$message = addslashes(\"".$message."\");");

			$type = 'systempm';

			$message = '<div>'.$subject.' {time}<br />'.discuzcode($message, 1, 0).'</div>';

		}

		sendnotice($toid, $message, $type);

	}

}



function showmessage($message, $url_forward = '', $extra = '', $forwardtype = 0) {

	extract($GLOBALS, EXTR_SKIP);

	global $hookscriptmessage, $extrahead, $discuz_uid, $discuz_action, $debuginfo, $seccode, $seccodestatus, $fid, $tid, $charset, $show_message, $inajax, $_DCACHE, $advlist;

	define('CACHE_FORBIDDEN', TRUE);

	$hookscriptmessage = $show_message = $message;$messagehandle = 0;

	$msgforward = unserialize($_DCACHE['settings']['msgforward']);

	$refreshtime = intval($msgforward['refreshtime']);

	$refreshtime = empty($forwardtype) ? $refreshtime : ($refreshtime ? $refreshtime : 3);

	$msgforward['refreshtime'] = $refreshtime * 1000;

	$url_forward = empty($url_forward) ? '' : (empty($_DCOOKIE['sid']) && $transsidstatus ? transsid($url_forward) : $url_forward);

	$seccodecheck = $seccodestatus & 2;

	if($_DCACHE['settings']['funcsiteid'] && $_DCACHE['settings']['funckey'] && $funcstatinfo && !IS_ROBOT) {

		$statlogfile = DISCUZ_ROOT.'./forumdata/funcstat.log';

		if($fp = @fopen($statlogfile, 'a')) {

			@flock($fp, 2);

			if(is_array($funcstatinfo)) {

				$funcstatinfo = array_unique($funcstatinfo);

				foreach($funcstatinfo as $funcinfo) {

					fwrite($fp, funcstat_query($funcinfo, $message)."\n");

				}

			} else {

				fwrite($fp, funcstat_query($funcstatinfo, $message)."\n");

			}

			fclose($fp);

			$funcstatinfo = $GLOBALS['funcstatinfo'] = '';

		}

	}



	if(!defined('STAT_DISABLED') && STAT_ID > 0 && !IS_ROBOT) {

		write_statlog($message);

	}



	if($url_forward && (!empty($quickforward) || empty($inajax) && $msgforward['quick'] && $msgforward['messages'] && @in_array($message, $msgforward['messages']))) {

		updatesession();

		dheader("location: ".str_replace('&amp;', '&', $url_forward));

	}

	if(!empty($infloat)) {

		if($extra) {

			$messagehandle = $extra;

		}

		$extra = '';

	}

	if(in_array($extra, array('HALTED', 'NOPERM'))) {

		$discuz_action = 254;

	} else {

		$discuz_action = 255;

	}



	include language('messages');



	$vars = explode(':', $message);

	if(count($vars) == 2 && isset($scriptlang[$vars[0]][$vars[1]])) {

		eval("\$show_message = \"".str_replace('"', '\"', $scriptlang[$vars[0]][$vars[1]])."\";");

	} elseif(isset($language[$message])) {

		$pre = $inajax ? 'ajax_' : '';

		eval("\$show_message = \"".(isset($language[$pre.$message]) ? $language[$pre.$message] : $language[$message])."\";");

		unset($pre);

	}



	if(empty($infloat)) {

		$show_message .= $url_forward && empty($inajax) ? '<script>setTimeout("window.location.href =\''.$url_forward.'\';", '.$msgforward['refreshtime'].');</script>' : '';

	} elseif($handlekey) {

		$show_message = str_replace("'", "\'", $show_message);

		if($url_forward) {

			$show_message = "<script type=\"text/javascript\" reload=\"1\">\nif($('return_$handlekey')) $('return_$handlekey').className = 'onright';\nif(typeof submithandle_$handlekey =='function') {submithandle_$handlekey('$url_forward', '$show_message');} else {location.href='$url_forward'}\n</script>";

		} else {

			$show_message .= "<script type=\"text/javascript\" reload=\"1\">\nif(typeof messagehandle_$handlekey =='function') {messagehandle_$handlekey('$messagehandle', '$show_message');}\n</script>";

		}

	}



	if($advlist = array_merge($globaladvs ? $globaladvs['type'] : array(), $redirectadvs ? $redirectadvs['type'] : array())) {

		$advitems = ($globaladvs ? $globaladvs['items'] : array()) + ($redirectadvs ? $redirectadvs['items'] : array());

		foreach($advlist AS $type => $redirectadvs) {

			$advlist[$type] = $advitems[$redirectadvs[array_rand($redirectadvs)]];

		}

	}



	if($extra == 'NOPERM') {

		include template('nopermission');

	} else {

		include template('showmessage');

	}

	dexit();

}



function showmessagenoperm($type, $fid) {

	include DISCUZ_ROOT.'./forumdata/cache/cache_nopermission.php';

	include DISCUZ_ROOT.'./forumdata/cache/cache_usergroups.php';

	$v = $noperms[$fid][$type][$GLOBALS['groupid']][0];

	$gids = $noperms[$fid][$type][$GLOBALS['groupid']][1];

	$comma = $GLOBALS['permgroups'] = '';

	foreach($gids as $gid) {

		if($gid && $_DCACHE['usergroups'][$gid]) {

			$GLOBALS['permgroups'] .= $comma.$_DCACHE['usergroups'][$gid]['grouptitle'];

			$comma = ', ';

		}

	}

	showmessage($type.'_'.$v.'_nopermission', NULL, 'NOPERM');

}



function site() {

	return $_SERVER['HTTP_HOST'];

}



function strexists($haystack, $needle) {

	return !(strpos($haystack, $needle) === FALSE);

}



function seccodeconvert(&$seccode) {

	global $seccodedata, $charset;

	$seccode = substr($seccode, -6);

	if($seccodedata['type'] == 1) {

		include_once language('seccode');

		$len = strtoupper($charset) == 'GBK' ? 2 : 3;

		$code = array(substr($seccode, 0, 3), substr($seccode, 3, 3));

		$seccode = '';

		for($i = 0; $i < 2; $i++) {

			$seccode .= substr($lang['chn'], $code[$i] * $len, $len);

		}

		return;

	} elseif($seccodedata['type'] == 3) {

		$s = sprintf('%04s', base_convert($seccode, 10, 20));

		$seccodeunits = 'CEFHKLMNOPQRSTUVWXYZ';

	} else {

		$s = sprintf('%04s', base_convert($seccode, 10, 24));

		$seccodeunits = 'BCEFGHJKMPQRTVWXY2346789';

	}

	$seccode = '';

	for($i = 0; $i < 4; $i++) {

		$unit = ord($s{$i});

		$seccode .= ($unit >= 0x30 && $unit <= 0x39) ? $seccodeunits[$unit - 0x30] : $seccodeunits[$unit - 0x57];

	}

}



function submitcheck($var, $allowget = 0, $seccodecheck = 0, $secqaacheck = 0) {

	if(empty($GLOBALS[$var])) {

		return FALSE;

	} else {

		global $_SERVER, $seclevel, $seccode, $seccodedata, $seccodeverify, $secanswer, $_DCACHE, $_DCOOKIE, $timestamp, $discuz_uid;

		if($allowget || ($_SERVER['REQUEST_METHOD'] == 'POST' && $GLOBALS['formhash'] == formhash() && empty($_SERVER['HTTP_X_FLASH_VERSION']) && (empty($_SERVER['HTTP_REFERER']) ||

			preg_replace("/https?:\/\/([^\:\/]+).*/i", "\\1", $_SERVER['HTTP_REFERER']) == preg_replace("/([^\:]+).*/", "\\1", $_SERVER['HTTP_HOST'])))) {

        		if($seccodecheck) {

        			if(!$seclevel) {

        				$key = $seccodedata['type'] != 3 ? '' : $_DCACHE['settings']['authkey'].date('Ymd');

        				list($seccode, $expiration, $seccodeuid) = explode("\t", authcode($_DCOOKIE['secc'], 'DECODE', $key));

        				if($seccodeuid != $discuz_uid || $timestamp - $expiration > 600) {

        					showmessage('submit_seccode_invalid');

        				}

        				dsetcookie('secc', '');

        			} else {

        				$tmp = substr($seccode, 0, 1);

        			}

        			seccodeconvert($seccode);

        			if(strtoupper($seccodeverify) != $seccode) {

        				showmessage('submit_seccode_invalid');

        			}

				$seclevel && $seccode = random(6, 1) + $tmp * 1000000;

        		}

			if($secqaacheck) {

        			if(!$seclevel) {

        				list($seccode, $expiration, $seccodeuid) = explode("\t", authcode($_DCOOKIE['secq'], 'DECODE'));

        				if($seccodeuid != $discuz_uid || $timestamp - $expiration > 600) {

        					showmessage('submit_secqaa_invalid');

        				}

        				dsetcookie('secq', '');

        			}

        			require_once DISCUZ_ROOT.'./forumdata/cache/cache_secqaa.php';

        			if(md5($secanswer) != $_DCACHE['secqaa'][substr($seccode, 0, 1)]['answer']) {

        			        showmessage('submit_secqaa_invalid');

        			}

				$seclevel && $seccode = random(1, 1) * 1000000 + substr($seccode, -6);

        		}

			return TRUE;

		} else {

			showmessage('submit_invalid');

		}

	}

}



function template($file, $templateid = 0, $tpldir = '') {

	global $inajax, $hookscript;

	if(strexists($file, ':')) {

		list($templateid, $file) = explode(':', $file);

		$tpldir = './plugins/'.$templateid.'/templates';

	}

	$file .= $inajax && ($file == 'header' || $file == 'footer') ? '_ajax' : '';

	$tpldir = $tpldir ? $tpldir : TPLDIR;

	$templateid = $templateid ? $templateid : TEMPLATEID;

	$tplfile = DISCUZ_ROOT.'./'.$tpldir.'/'.$file.'.htm';

	$filebak = $file;

	$file == 'header' && CURSCRIPT && $file = 'header_'.CURSCRIPT;

	$objfile = DISCUZ_ROOT.'./forumdata/templates/'.STYLEID.'_'.$templateid.'_'.$file.'.tpl.php';

	if($templateid != 1 && !file_exists($tplfile)) {

		$tplfile = DISCUZ_ROOT.'./templates/default/'.$filebak.'.htm';

	}

	@checktplrefresh($tplfile, $tplfile, filemtime($objfile), $templateid, $tpldir);



	return $objfile;

}



function transsid($url, $tag = '', $wml = 0) {

	global $sid;

	$tag = stripslashes($tag);

	if(!$tag || (!preg_match("/^(http:\/\/|mailto:|#|javascript)/i", $url) && !strpos($url, 'sid='))) {

		if($pos = strpos($url, '#')) {

			$urlret = substr($url, $pos);

			$url = substr($url, 0, $pos);

		} else {

			$urlret = '';

		}

		$url .= (strpos($url, '?') ? ($wml ? '&amp;' : '&') : '?').'sid='.$sid.$urlret;

	}

	return $tag.$url;

}



function typeselect($curtypeid = 0) {

	if($threadtypes = $GLOBALS['forum']['threadtypes']) {

		$html = '<select name="typeid" id="typeid"><option value="0">&nbsp;</option>';

		foreach($threadtypes['types'] as $typeid => $name) {

			$html .= '<option value="'.$typeid.'" '.($curtypeid == $typeid ? 'selected' : '').'>'.strip_tags($name).'</option>';

		}

		$html .= '</select>';

		return $html;

	} else {

		return '';

	}

}



function sortselect($cursortid = 0, $modelid = 0, $onchange = '') {

	global $fid, $sid, $extra;

	if($threadsorts = $GLOBALS['forum']['threadsorts']) {

		$onchange = $onchange ? $onchange : "onchange=\"ajaxget('post.php?action=threadsorts&sortid='+this.options[this.selectedIndex].value+'&fid=$fid&sid=$sid', 'threadsorts', 'threadsortswait')\"";

		$selecthtml = '';

		foreach($threadsorts['types'] as $sortid => $name) {

			$sorthtml = '<option value="'.$sortid.'" '.($cursortid == $sortid ? 'selected="selected"' : '').' class="special">'.strip_tags($name).'</option>';

			$selecthtml .= $modelid ? ($threadsorts['modelid'][$sortid] == $modelid ? $sorthtml : '') : $sorthtml;

		}

		$hiddeninput = $cursortid ? '<input type="hidden" name="sortid" value="'.$cursortid.'" />' : '';

		$html = '<select name="sortid" '.$onchange.'><option value="0">&nbsp;</option>'.$selecthtml.'</select><span id="threadsortswait"></span>'.$hiddeninput;

		return $html;

	} else {

		return '';

	}

}



function updatecredits($uids, $creditsarray, $coef = 1, $extrasql = '') {

	if($uids && ((!empty($creditsarray) && is_array($creditsarray)) || $extrasql)) {

		global $db, $tablepre, $discuz_uid, $creditnotice, $cookiecredits;

		$self = $creditnotice && $uids == $discuz_uid;

		if($self && !isset($cookiecredits)) {

			$cookiecredits = !empty($_COOKIE['discuz_creditnotice']) ? explode('D', $_COOKIE['discuz_creditnotice']) : array_fill(0, 9, 0);

		}

		$creditsadd = $comma = '';

		foreach($creditsarray as $id => $addcredits) {

			$creditsadd .= $comma.'extcredits'.$id.'=extcredits'.$id.'+('.intval($addcredits).')*('.$coef.')';

			$comma = ', ';

			if($self) {

				$cookiecredits[$id] += intval($addcredits) * $coef;

			}

		}

		if($self) {

			dsetcookie('discuz_creditnotice', implode('D', $cookiecredits).'D'.$discuz_uid, 43200, 0);

		}



		if($creditsadd || $extrasql) {

			$db->query("UPDATE {$tablepre}members SET $creditsadd ".($creditsadd && $extrasql ? ', ' : '')." $extrasql WHERE uid IN ('$uids')", 'UNBUFFERED');

		}

	}

}



function updatesession() {

	if(!empty($GLOBALS['sessionupdated'])) {

		return TRUE;

	}



	global $db, $tablepre, $sessionexists, $sessionupdated, $sid, $onlineip, $discuz_uid, $discuz_user, $timestamp, $lastactivity, $seccode,

		$pvfrequence, $spageviews, $lastolupdate, $oltimespan, $onlinehold, $groupid, $styleid, $invisible, $discuz_action, $fid, $tid;



	$fid = intval($fid);

	$tid = intval($tid);



	if($oltimespan && $discuz_uid && $lastactivity && $timestamp - ($lastolupdate ? $lastolupdate : $lastactivity) > $oltimespan * 60) {

		$lastolupdate = $timestamp;

		$db->query("UPDATE {$tablepre}onlinetime SET total=total+'$oltimespan', thismonth=thismonth+'$oltimespan', lastupdate='$timestamp' WHERE uid='$discuz_uid' AND lastupdate<='".($timestamp - $oltimespan * 60)."'");

		if(!$db->affected_rows()) {

			$db->query("INSERT INTO {$tablepre}onlinetime (uid, thismonth, total, lastupdate)

				VALUES ('$discuz_uid', '$oltimespan', '$oltimespan', '$timestamp')", 'SILENT');

		}

	} else {

		$lastolupdate = intval($lastolupdate);

	}



	if($sessionexists == 1) {

		if($pvfrequence && $discuz_uid) {

			if($spageviews >= $pvfrequence) {

				$pageviewsadd = ', pageviews=\'0\'';

				$db->query("UPDATE {$tablepre}members SET pageviews=pageviews+'$spageviews' WHERE uid='$discuz_uid'", 'UNBUFFERED');

			} else {

				$pageviewsadd = ', pageviews=pageviews+1';

			}

		} else {

			$pageviewsadd = '';

		}

		$db->query("UPDATE {$tablepre}sessions SET uid='$discuz_uid', us…