Discuz!常用函数解析 php, 函数, Discuz, param, Discuz二次开发 <?php
/* [Discuz!] (C)2001-2007 Comsenz Inc. This is NOT a freeware, use is subject to license terms
$Id: global.func.php 13426 2008-04-15 03:37:02Z heyond $ */
if(!defined('IN_DISCUZ')) { exit('Access Denied'); }
/** * 加密或者解密用户信息 * @param $string - 加密或解密的串 * @param $operation - 加密还是解密 * @param 密钥 * @return 返回字符串 * $ckey_length 随机密钥长度 取值 0-32; * 加入随机密钥,可以令密文无任何规律,即便是原文和密钥完全相同,加密结果也会每次不同,增大破解难度。 * 取值越大,密文变动规律越大,密文变化 = 16 的 $ckey_length 次方 * 当此值为 0 时,则不产生随机密钥 */
function authcode($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)); }
}
/** * 清理cookie */ function clearcookies() { global $discuz_uid, $discuz_user, $discuz_pw, $discuz_secques, $adminid, $credits; dsetcookie('sid', '', -86400 * 365); dsetcookie('auth', '', -86400 * 365); dsetcookie('visitedfid', '', -86400 * 365); dsetcookie('onlinedetail', '', -86400 * 365, 0); dsetcookie('loginuser', '', -86400 * 365); dsetcookie('activationauth', '', -86400 * 365);
$discuz_uid = $adminid = $credits = 0; $discuz_user = $discuz_pw = $discuz_secques = ''; }
/** * 检查积分下限 * @param $creditsarray - 积分数组 * @param $coef - 积分 */ function checklowerlimit($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']))) { if($coef == 1) { showmessage('credits_policy_lowerlimit'); } else { showmessage('credits_policy_num_lowerlimit'); } } } } }
/** * 密码检测 * * @param string $md5 * @param string $verified * @param string $salt * @return * 0= Failed * 1= MD5 with salt, 2= Dual MD5, 3= Normal Md5 4= MD5-16 */
function checkmd5($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 $result; }
/** * 检查模板源文件是否更新 * 当编译文件不存时强制重新编译 * 当 tplrefresh = 1 时检查文件 * 当 tplrefresh > 1 时,则根据 tplrefresh 取余,无余时则检查更新 * */ function checktplrefresh($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; }
/** * 根据中文裁减字符串 * @param $string - 字符串 * @param $length - 长度 * @param $doc - 缩略后缀 * @return 返回带省略号被裁减好的字符串 */ function cutstr($string, $length, $dot = ' ...') { global $charset;
if(strlen($string) <= $length) { return $string; }
$string = str_replace(array('&', '"', '<', '>'), 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('&', '"', '<', '>'), $strcut);
return $strcut.$dot; }
/** * 处理转义字符 * @param $string -字符串 * @param $force - 是否强制 * @return 返回整理好的字符串 */ function daddslashes($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 $string; }
/** * 检测日期的有效性 */ function datecheck($ymd, $sep='-') { if(!empty($ymd)) { list($year, $month, $day) = explode($sep, $ymd); return checkdate($month, $day, $year); } else { return FALSE; } }
/** * 调试信息 */ function debuginfo() { if($GLOBALS['debug']) { global $db, $discuz_starttime, $debuginfo; $mtime = explode(' ', microtime()); $debuginfo = array('time' => number_format(($mtime[1] + $mtime[0] - $discuz_starttime), 6), 'queries' => $db->querynum); return TRUE; } else { return FALSE; } }
/** * 退出系统 */ function dexit($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['fragment'] : '/'; $port = !empty($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 '';//note $errstr : $errno \r\n } else { stream_set_blocking($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; } }
/** * HTML转义字符 * @param $string - 字符串 * @return 返回转义好的字符串 */ function dhtmlspecialchars($string) { if(is_array($string)) { foreach($string as $key => $val) { $string[$key] = dhtmlspecialchars($val); } } else { $string = preg_replace('/&((#(\d{3,5}|x[a-fA-F0-9]{4})|[a-zA-Z][a-z0-9]{2,5});)/', '&\\1', str_replace(array('&', '"', '<', '>'), array('&', '"', '<', '>'), $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(); } }
/** * 上传文件的函数 * @param $file - 要上传的文件 * @return 返回带省略号被裁减好的字符串 */ function disuploadedfile($file) { return function_exists('is_uploaded_file') && (is_uploaded_file($file) || is_uploaded_file(str_replace('\\\\', '\\', $file))); }
/** * 刷新重定向 */ function dreferer($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(!preg_match("/(\.php|[a-z]+(\-\d+)+\.html)/", $referer) || strpos($referer, 'logging.php')) { $referer = $default; } return $referer; }
/** * 设置cookie * @param $var - 变量名 * @param $value - 变量值 * @param $life - 生命期 * @param $prefix - 前缀 */ function dsetcookie($var, $value, $life = 0, $prefix = 1) { global $cookiepre, $cookiedomain, $cookiepath, $timestamp, $_SERVER; setcookie(($prefix ? $cookiepre : '').$var, $value, $life ? $timestamp + $life : 0, $cookiepath, $cookiedomain, $_SERVER['SERVER_PORT'] == 443 ? 1 : 0); }
function dunlink($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'); } }
/** * 格式化email * @param $email - 邮箱地址 * @param $tolink - 是否增加链接 * @return 返回代码 */ function emailconv($email, $tolink = 1) { $email = str_replace(array(, '.'), array(, '.'), $email); return $tolink ? '<a href="mailto: '.$email.'">'.$email.'</a>': $email; }
/** * 系统错误日志 * @param $type - 信息类型 * @param $message - 信息 * @param $halt - 是否退出 */ function errorlog($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(); } }
/** * 去掉文件扩展名 * @param $finename - 文件名称 * @return 文件名 */ function fileext($filename) { return trim(substr(strrchr($filename, '.'), 1, 10)); }
/** * 产生form防伪码 */ function formhash($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); }
/** * 论坛权限 * @param $permstr - 权限信息 * @return 0 无权限 > 0 有权限 */ function forumperm($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); }
/** 权限表达式 * @param $formula - 权限表达式 * @param $type - 0 论坛权限验证 1 勋章权限验证 2 返回勋章权限字串 */ function formulaperm($formula, $type = 0) { global $_DSESSION, $extcredits, $formulamessage, $usermsg, $forum, $language;
if((!$formula || $_DSESSION['adminid'] == 1 || $forum['ismoderator']) && !$type) { return; } $formula = unserialize($formula);$formula = $formula[1]; if(!$formula) { return; } @eval("\$formulaperm = ($formula) ? TRUE : FALSE;"); if(!$formulaperm || $type == 2) { include_once language('misc'); $search = array('$_DSESSION[\'digestposts\']', '$_DSESSION[\'posts\']', '$_DSESSION[\'oltime\']', '$_DSESSION[\'pageviews\']'); $replace = array($language['formulaperm_digestposts'], $language['formulaperm_posts'], $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; } $i = 0;$usermsg = ''; foreach($search as $s) { $usermsg .= strexists($formula, $s) ? $replace[$i].' = '.(@eval('return intval('.$s.');')).' ' : ''; $i++; } $search = array_merge($search, array('and', 'or', '>=', '<=')); $replace = array_merge($replace, array(' '.$language['formulaperm_and'].' ', ' '.$language['formulaperm_or'].' ', '≥', '≤')); $formulamessage = str_replace($search, $replace, $formula);
if($type == 1) { showmessage('medal_permforum_nopermission', NULL, 'NOPERM'); } elseif($type == 2) { return $formulamessage; } else { showmessage('forum_permforum_nopermission', NULL, 'NOPERM'); } } return TRUE; }
/** * 获取用户所在组 * @param $uid - 用户组 * @param $group - 用户组 * @param $member - 用户组 */ function getgroupid($uid, $group, &$member) { global $creditsformula, $db, $tablepre;
if(!empty($creditsformula)) { $updatearray = array(); eval("\$credits = round($creditsformula);");
if($credits != $member['credits']) { $updatearray[] = "credits='$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)) { $member['groupid'] = $db->result($query, 0); $updatearray[] = "groupid='$member[groupid]'"; } }
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'; $kw_browsers = 'MSIE|Netscape|Opera|Konqueror|Mozilla'; if(preg_match("/($kw_browsers)/", $_SERVER['HTTP_USER_AGENT'])) { define('IS_ROBOT', FALSE); } elseif(preg_match("/($kw_spiders)/", $_SERVER['HTTP_USER_AGENT'])) { define('IS_ROBOT', TRUE); } else { define('IS_ROBOT', FALSE); } } return IS_ROBOT; }
/** * 根据用户的 uid 得到 avatar/home 目录 * * @param int $uid * @return string */ function get_home($uid) { $uid = sprintf("%05d", $uid); $dir1 = substr($uid, 0, -4); $dir2 = substr($uid, -4, 2); $dir3 = substr($uid, -2, 2); return $dir1.'/'.$dir2.'/'.$dir3; }
/** * vip用户购买组权限是否到期 * @param $terms 期限 来源于 memberfields 表的 groupterms 字段 * @return 返回过期信息 */ function groupexpiry($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; }
/** * ip允许访问 * @param $ip 要检查的ip地址 * @param - $accesslist 允许访问的ip地址 * @param 返回结果 */ function ipaccess($ip, $accesslist) { return preg_match("/^(".str_replace(array("\r\n", ' '), array('|', ''), preg_quote($accesslist, '/')).")/", $ip); }
/** * 将数组元素格式化成类似 '1','2','3' 的字符串 * @return STRING 字串 否则为 NULL */ function implodeids($array) { if(!empty($array)) { return "'".implode("','", is_array($array) ? $array : array($array))."'"; } else { return ''; } }
/** * ip限制访问 * @param $ip 要检查的ip地址 * @param - $accesslist 允许访问的ip地址 * @param 返回结果 */ function ipbanned($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); } }
/** * 检查邮箱是否有效 * @param $email 要检查的邮箱 * @param 返回结果 */ function isemail($email) { return strlen($email) > 6 && preg_match("/^[\w\-\.]+@[\w\-\.]+(\.\w+)+$/", $email); }
/** * 加载语言 * @param $file - 语言文件 * @param $templateid - 模板号码 * @param $tpldir - 模板路径 * @return 加载的语言 */ function language($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; } }
/** * 分页 * @param $num - 总数 * @param $perpage - 每页数 * @param $curpage - 当前页 * @param $mpurl - 跳转的路径 * @param $maxpages - 允许显示的最大页数 * @param $page - 最多显示多少页码 * @param $autogoto - 最后一页,自动跳转 * @param $simple - 是否简洁模式(简洁模式不显示上一页、下一页和页码跳转) * @return 返回分页代码 */ function multi($num, $perpage, $curpage, $mpurl, $maxpages = 0, $page = 10, $autogoto = TRUE, $simple = FALSE) { global $maxpage; //debug 加入 ajaxtarget 属性 $ajaxtarget = !empty($_GET['ajaxtarget']) ? " ajaxtarget=\"".dhtmlspecialchars($_GET['ajaxtarget'])."\" " : '';
$multipage = ''; $mpurl .= strpos($mpurl, '?') ? '&' : '?'; $realpages = 1; if($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.'>‹‹</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>'; }
$multipage .= ($curpage < $pages && !$simple ? '<a href="'.$mpurl.'page='.($curpage + 1).'" class="next"'.$ajaxtarget.'>››</a>' : ''). ($to < $pages ? '<a href="'.$mpurl.'page='.$pages.'" class="last"'.$ajaxtarget.'>... '.$realpages.'</a>' : ''). (!$simple && $pages > $page && !$ajaxtarget ? '<kbd><input type="text" name="custompage" size="3" /></kbd>' : '');
$multipage = $multipage ? '<div class="pages">'.(!$simple ? '<em> '.$num.' </em>' : '').$multipage.'</div>' : ''; } $maxpage = $realpages; return $multipage; }
/** * 系统输出 * @return 返回内容 */ function output() { if(defined('DISCUZ_OUTPUTED')) { return; } define('DISCUZ_OUTPUTED', 1); global $sid, $transsidstatus, $rewritestatus, $ftp, $advlist, $insenz, $queryfloat, $thread, $inajax;
if(($advlist || !empty($insenz['hardadstatus']) || $queryfloat) && !defined('IN_ADMINCP') && !(CURSCRIPT == 'viewthread' && $thread['digest'] == '-1') && !$inajax) { include template('adv'); }
if(($transsidstatus = empty($GLOBALS['_DCOOKIE']['sid']) && $transsidstatus) || $rewritestatus) { if($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\" />" ); } else { $searcharray = $replacearray = array(); if($rewritestatus & 1) { $searcharray[] = "/\<a href\=\"forumdisplay\.php\?fid\=(\d+)(&page\=(\d+))?\"([^\>]*)\>/e"; $replacearray[] = "rewrite_forum('\\1', '\\3', '\\4')"; } if($rewritestatus & 2) { $searcharray[] = "/\<a href\=\"viewthread\.php\?tid\=(\d+)(&extra\=page\%3D(\d+))?(&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, ob_get_contents()); ob_end_clean(); $GLOBALS['gzipcompress'] ? ob_start('ob_gzhandler') : ob_start();
echo $content; } if($ftp['connid']) { @ftp_close($ftp['connid']); } $ftp = array();
//debug Module:HTML_CACHE 如果定义了缓存常量,则此处将缓冲区的内容写入文件。如果为 index 缓存,则直接写入 forumdata/index.cache ,如果为 viewthread 缓存,则根据md5(tid,等参数)取前三位为目录加上$tid_$page,做文件名。 //debug $threadcacheinfo, $indexcachefile 为全局变量 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); } } }
/** * 时间段设置检测 * @param $periods - 那种时间段 $settings[$periods] $settings['postbanperiods'] $settings['postmodperiods'] * @param $showmessage - 是否提示信息 * @return 返回检查结果 */ function periodscheck($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($showmessage) { showmessage('period_nopermission', NULL, 'NOPERM'); } else { return TRUE; } } } } return FALSE; }
function postfeed($feed) { global $discuz_uid, $discuz_user;
require_once DISCUZ_ROOT.'./templates/default/feed.lang.php'; require_once DISCUZ_ROOT.'./uc_client/client.php';
$feed['title_template'] = $feed['title_template'] ? $language[$feed['title_template']] : ''; $feed['body_template'] = $feed['title_template'] ? $language[$feed['body_template']] : '';
uc_feed_add($feed['icon'], $discuz_uid, $discuz_user, $feed['title_template'], $feed['title_data'], $feed['body_template'], $feed['body_data'], '', '', $feed['images']); }
/** * 问题答案加密 * @param $questionid - 问题 * @param $answer - 答案 * @return 返回加密的字串 */ function quescrypt($questionid, $answer) { return $questionid > 0 && $answer != '' ? substr(md5($answer.md5($questionid)), 16, 8) : ''; }
/** * 产生伪静态地址 * @param $tid 主题id * @param $page 页标 * @param $prevpage 上一页 * @param extra 扩展 * @return 返回链接 */ function rewrite_thread($tid, $page = 0, $prevpage = 0, $extra = '') { return '<a href="thread-'.$tid.'-'.($page ? $page : 1).'-'.($prevpage && !IS_ROBOT ? $prevpage : 1).'.html"'.stripslashes($extra).'>'; }
/** * 产生伪静态地址 * @param $fid 论坛id * @param $page 页标 * @param extra 扩展 * @return 返回链接 */ function rewrite_forum($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).'>'; }
/** * 产生随机码 * @param $length - 要多长 * @param $numberic - 数字还是字符串 * @return 返回字符串 */ function random($length, $numeric = 0) { PHP_VERSION < '4.2.0' && mt_srand((double)microtime() * 1000000); if($numeric) { $hash = sprintf('%0'.$length.'d', mt_rand(0, pow(10, $length) - 1)); } else { $hash = ''; $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz'; $max = strlen($chars) - 1; for($i = 0; $i < $length; $i++) { $hash .= $chars[mt_rand(0, $max)]; } } return $hash; }
/** * 删除非空目录 * @param $path 目录 */ function removedir($dirname, $keepdir = FALSE) {
$dirname = wipespecial($dirname);
if(!is_dir($dirname)) { return FALSE; } $handle = opendir($dirname); while(($file = readdir($handle)) !== FALSE) { if($file != '.' && $file != '..') { $dir = $dirname . DIRECTORY_SEPARATOR . $file; is_dir($dir) ? removedir($dir) : unlink($dir); } } closedir($handle); return !$keepdir ? (@rmdir($dirname) ? TRUE : FALSE) : TRUE; }
function request($cachekey, $fid = 0, $type = 0, $return = 0) { global $timestamp, $_DCACHE; $datalist = ''; if($fid && in_array(CURSCRIPT, array('forumdisplay', 'viewthread'))) { $specialfid = $GLOBALS['forum']['fid']; $cachekey = !isset($GLOBALS['infosidestatus']['f'.$specialfid][$type]) ? $GLOBALS['infosidestatus'][$type] : $GLOBALS['infosidestatus']['f'.$specialfid][$type]; $key = $cachekey; $cachekey .= '_fid'.$specialfid; } else { $specialfid = 0; $key = $cachekey; } $cachefile = DISCUZ_ROOT.'./forumdata/cache/request_'.$cachekey.'.php'; if((@!include($cachefile)) || $expiration < $timestamp) { require_once DISCUZ_ROOT.'./forumdata/cache/cache_request.php'; require_once DISCUZ_ROOT.'./include/request.func.php'; parse_str($_DCACHE['request'][$key]['url'], $requestdata); $datalist = parse_request($requestdata, $cachefile, 0, $specialfid, $key); } if(!$return) { echo $datalist; } else { return $datalist; } }
/** * 发送邮件 * @param $email_to - 接受者 * @param $email_subject - 标题 * @param $email_messge - 内容 * @param $email_from - 发送者 */ function sendmail($email_to, $email_subject, $email_message, $email_from = '') { extract($GLOBALS, EXTR_SKIP); require DISCUZ_ROOT.'./include/sendmail.inc.php'; }
/** * 发送短消息 * @param $toid - 接收方id * @param $subject - 标题 * @param $message - 内容 * @param $fromid - 发送方id * @param $from - 发送方名字 */ function sendpm($toid, $subject, $message, $fromid = '') { extract($GLOBALS, EXTR_SKIP); include language('pms');
require_once DISCUZ_ROOT.'./uc_client/client.php';
if(isset($language[$subject])) { eval("\$subject = addslashes(\"".$language[$subject]."\");"); } if(isset($language[$message])) { eval("\$message = addslashes(\"".$language[$message]."\");"); }
if($fromid === '') { $fromid = $discuz_uid; } uc_pm_send($fromid, $toid, $subject, $message); }
/** * 显示标准提示信息 * @param $toid - 信息 * @param $subject - 跳转到的url * @param $message - 扩展 */ function showmessage($message, $url_forward = '', $extra = '') { extract($GLOBALS, EXTR_SKIP); global $extrahead, $discuz_action, $debuginfo, $seccode, $fid, $tid, $charset, $show_message, $inajax, $_DCACHE, $advlist; define('CACHE_FORBIDDEN', TRUE); $show_message = $message; $msgforward = unserialize($_DCACHE['settings']['msgforward']); $msgforward['refreshtime'] = intval($msgforward['refreshtime']) * 1000; $url_forward = empty($url_forward) ? '' : (empty($_DCOOKIE['sid']) && $transsidstatus ? transsid($url_forward) : $url_forward);
if($url_forward && empty($inajax) && $msgforward['quick'] && $msgforward['messages'] && @in_array($message, $msgforward['messages'])) { updatesession(); dheader("location: ".str_replace('&', '&', $url_forward)); }
if(in_array($extra, array('HALTED', 'NOPERM'))) { $fid = $tid = 0; $discuz_action = 254; } else { $discuz_action = 255; }
include language('messages');
if(isset($language[$message])) { $pre = $inajax ? 'ajax_' : ''; eval("\$show_message = \"".(isset($language[$pre.$message]) ? $language[$pre.$message] : $language[$message])."\";"); unset($pre); }
$show_message .= $url_forward && empty($inajax) ? '<script>setTimeout("window.location.href =\''.$url_forward.'\';", '.$msgforward['refreshtime'].');</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') { //get secure code checking status (pos. -2) if($seccodecheck = substr(sprintf('%05b', $seccodestatus), -2, 1)) { $seccode = random(6, 1) + $seccode{0} * 1000000; } include template('nopermission'); } else { include template('showmessage'); } dexit(); }
/** * 显示等级 * @param $num - 等级 */ function showstars($num) { global $starthreshold;
$alt = 'alt="Rank: '.$num.'"'; if(empty($starthreshold)) { for($i = 0; $i < $num; $i++) { echo '<img src="'.IMGDIR.'/star_level1.gif" '.$alt.' />'; } } else { for($i = 3; $i > 0; $i--) { $numlevel = intval($num / pow($starthreshold, ($i - 1))); $num = ($num % pow($starthreshold, ($i - 1))); for($j = 0; $j < $numlevel; $j++) { echo '<img src="'.IMGDIR.'/star_level'.$i.'.gif" '.$alt.' />'; } } } }
/** * 返回当前链接的域名 * @return 返回域名 */ function site() { return $_SERVER['HTTP_HOST']; }
/** * 判断一个字符串是否在另一个字符串中存在 * @param haystack 待查找的字符串 * @param $needls 被查找的字符串 * @return 是否存在 */ function strexists($haystack, $needle) { return !(strpos($haystack, $needle) === FALSE); }
/** * 验证码数字转字母 * @param seccode 带转换的验证码数字变量 */ function seccodeconvert(&$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]; } }
/** * 检查是否正确提交了表单 * @param $var 需要检查的变量 * @param $allowget 是否允许GET方式 * @param $seccodecheck 验证码检测是否开启 * @return 返回是否正确提交了表单 */ function submitcheck($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_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', '', -86400 * 365); } 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 - $expiration > 600) { showmessage('submit_secqaa_invalid'); } dsetcookie('secq', '', -86400 * 365); } require_once DISCUZ_ROOT.'./forumdata/cache/cache_secqaa.php'; if(md5($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'); } } }
/** * 解析模板 * @return 返回域名 */ function template($file, $templateid = 0, $tpldir = '') { global $inajax; $file .= $inajax && ($file == 'header' || $file == 'footer') ? '_ajax' : ''; $tpldir = $tpldir ? $tpldir : TPLDIR; $templateid = $templateid ? $templateid : TEMPLATEID;
$tplfile = DISCUZ_ROOT.'./'.$tpldir.'/'.$file.'.htm'; $objfile = DISCUZ_ROOT.'./forumdata/templates/'.$templateid.'_'.$file.'.tpl.php'; if($templateid != 1 && !file_exists($tplfile)) { $tplfile = DISCUZ_ROOT.'./templates/default/'.$file.'.htm'; } @checktplrefresh($tplfile, $tplfile, filemtime($objfile), $templateid, $tpldir);
return $objfile; }
/** * 如果cookie关闭使用GET方式传递sid * @param $url - 地址 * @param $tag - 标记 * @param $wml - 取得sid的input * @return 返回url */ function transsid($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, '?') ? ($wml ? '&' : '&') : '?').'sid='.$sid.$urlret; } return $tag.$url; }
/** * 显示主题分类 * @param $curtypeid - 当前被选择的类型id * @return 返回的HTML数据 */ function typeselect($curtypeid = 0, $special = '', $onchange = '', $modelid = 0) { global $fid, $sid, $extra; $onchange = $onchange ? $onchange : "οnchange=\"ajaxget('post.php?action=threadtypes&typeid='+this.options[this.selectedIndex].value+'&fid=$fid&sid=$sid', 'threadtypes', 'threadtypeswait')\""; if($threadtypes = $GLOBALS['forum']['threadtypes']) { $selecthtml = ''; foreach($threadtypes['types'] as $typeid => $name) { if(!$special || $special == 'disabled' || !$threadtypes['special'][$typeid]) { $typehtml = '<option value="'.$typeid.'" '.($curtypeid == $typeid ? 'selected="selected"' : '').' '.($threadtypes['special'][$typeid] ? 'class="special"' : '').'>'.strip_tags($name).'</option>'; $selecthtml .= $modelid ? ($threadtypes['modelid'][$typeid] == $modelid ? $typehtml : '') : $typehtml; } } $html = $selecthtml ? '<select name="typeid" '.(!$special ? $onchange : '').'><option value="0"> </option>'.$selecthtml.'</select><span id="threadtypeswait"></span>'.($special === 'disabled' ? '<input type="hidden" name="typeid" value="'.$curtypeid.'" />' : '') : ''; return $html; } else { return ''; } }
/** * 更新积分 * @param $uids - 用户id数组 * @param $creditsarray - 积分数组 * @param $coef - 积分 * @param $extrasql - 扩展SQL */ function updatecredits($uids, $creditsarray, $coef = 1, $extrasql = '') { if($uids && ((!empty($creditsarray) && is_array($creditsarray)) || $extrasql)) { global $db, $tablepre; $creditsadd = $comma = ''; foreach($creditsarray as $id => $addcredits) { $creditsadd .= $comma.'extcredits'.$id.'=extcredits'.$id.'+('.intval($addcredits).')*('.$coef.')'; $comma = ', '; }
if($creditsadd || $extrasql) { $db->query("UPDATE {$tablepre}members SET $creditsadd ".($creditsadd && $extrasql ? ', ' : '')." $extrasql WHERE uid IN ('$uids')", 'UNBUFFERED'); } } }
/** * 更新session */ 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='$discuz_uid', username='$discuz_user', groupid='$groupid', styleid='$styleid', invisible='$invisible', action='$discuz_action', lastactivity='$timestamp', lastolupdate='$lastolupdate', seccode='$seccode', fid='$fid', tid='$tid' $pageviewsadd WHERE sid='$sid'"); } else { $ips = explode('.', $onlineip);
$db->query("DELETE FROM {$tablepre}sessions WHERE sid='$sid' OR lastactivity<($timestamp-$onlinehold) OR ('$discuz_uid'<>'0' AND uid='$discuz_uid') OR (uid='0' AND ip1='$ips[0]' AND ip2='$ips[1]' AND ip3='$ips[2]' AND ip4='$ips[3]' AND lastactivity>$timestamp-60)"); $db->query("INSERT INTO {$tablepre}sessions (sid, ip1, ip2, ip3, ip4, uid, username, groupid, styleid, invisible, action, lastactivity, lastolupdate, seccode, fid, tid) VALUES ('$sid', '$ips[0]', '$ips[1]', '$ips[2]', '$ips[3]', '$discuz_uid', '$discuz_user', '$groupid', '$styleid', '$invisible', '$discuz_action', '$timestamp', '$lastolupdate', '$seccode', '$fid', '$tid')", 'SILENT'); if($discuz_uid && $timestamp - $lastactivity > 21600) { if($oltimespan && $timestamp - $lastactivity > 86400) { $query = $db->query("SELECT total FROM {$tablepre}onlinetime WHERE uid='$discuz_uid'"); $oltimeadd = ', oltime='.round(intval($db->result($query, 0)) / 60); } else { $oltimeadd = ''; } $db->query("UPDATE {$tablepre}members SET lastip='$onlineip', lastvisit=lastactivity, lastactivity='$timestamp' $oltimeadd WHERE uid='$discuz_uid'", 'UNBUFFERED'); } }
$sessionupdated = 1; } /** * 更新管理者状态 * @param $modacton - 动作 * @param $smcols - 执行次数 */ function updatemodworks($modaction, $posts = 1) { global $modworkstatus, $db, $tablepre, $discuz_uid, $timestamp, $_DCACHE; $today = gmdate('Y-m-d', $timestamp + $_DCACHE['settings']['timeoffset'] * 3600); if($modworkstatus && $modaction && $posts) { $db->query("UPDATE {$tablepre}modworks SET count=count+1, posts=posts+'$posts' WHERE uid='$discuz_uid' AND modaction='$modaction' AND dateline='$today'"); if(!$db->affected_rows()) { $db->query("INSERT INTO {$tablepre}modworks (uid, modaction, dateline, count, posts) VALUES ('$discuz_uid', '$modaction', '$today', 1, '$posts')"); } } }
/** * 写日志 * @param $path 日志名称 * @param $log 日志 */ function writelog($file, $log) { global $timestamp, $_DCACHE; $yearmonth = gmdate('Ym', $timestamp + $_DCACHE['settings']['timeoffset'] * 3600); $logdir = DISCUZ_ROOT.'./forumdata/logs/'; $logfile = $logdir.$yearmonth.'_'.$file.'.php'; if(@filesize($logfile) > 2048000) { $dir = opendir($logdir); $length = strlen($file); $maxid = $id = 0; while($entry = readdir($dir)) { if(strexists($entry, $yearmonth.'_'.$file)) { $id = intval(substr($entry, $length + 8, -4)); $id > $maxid && $maxid = $id; } } closedir($dir);
$logfilebak = $logdir.$yearmonth.'_'.$file.'_'.($maxid + 1).'.php'; @rename($logfile, $logfilebak); } if($fp = @fopen($logfile, 'a')) { @flock($fp, 2); $log = is_array($log) ? $log : array($log); foreach($log as $tmp) { fwrite($fp, "<?PHP exit;?>\t".str_replace(array('<?', '?>'), '', $tmp)."\n"); } fclose($fp); } }
function wipespecial($str) { return str_replace(array( "\n", "\r", '..'), array('', '', ''), $str); }
function discuz_uc_avatar($uid, $size = '') { return UC_API.'/avatar.php?uid='.$uid.'&size='.$size; }
?>