if(!isset($_SERVER['time'])) {
$_SERVER['time'] = time();
$_SERVER['time_fmt'] = gmdate('y-n-j H:i', time() + 8 * 3600);
}
class {
public static function write($s, $file = 'phperror.php') {
$s = self::safe_str($s);
$ip = $_SERVER['ip'];
$time = date('Y-n-d H:i', $_SERVER['time']);
$url = $_SERVER['REQUEST_URI'];
$url = self::safe_str($url);
$s = '<?php exit;?>'." $time $ip $url $s rn";
self::real_write($s, $file);
return TRUE;
}
* 日志
*/
public static function writelog($file, $log) {
$yearmonth = date('Ym', time());
$logfile = LOG_PATH.$yearmonth.'_'.$file.'.php';
if(@filesize($logfile) > 2048000) {
$dir = opendir(LOG_PATH);
$length = strlen($file);
$maxid = $id = 0;
while($entry = readdir($dir)) {
if(strpos($entry, $yearmonth.'_'.$file) !== false) {
$id = intval(substr($entry, $length + 8, -4));
$id > $maxid && $maxid = $id;
}
}
closedir($dir);
$logfilebak = LOG_PATH.$yearmonth.'_'.$file.'_'.($maxid + 1).'.php';
@rename($logfile, $logfilebak);
}
if($fp = @fopen($logfile, 'a')) {
@flock($fp, 2);
if(!is_array($log)) {
$log = array($log);
}
foreach($log as $tmp) {
fwrite($fp, "<?PHP exit;?>t".str_replace(array('<?', '?>'), '', $tmp)."n");
}
fclose($fp);
}
}
* 错误日志
*/
public static function write_error_log($message) {
$message = discuz_error::clear($message);
$time = time();
$file = DISCUZ_ROOT.'./data/log/'.date("Ym").'_errorlog.php';
$hash = md5($message);
$uid = getglobal('uid');
$ip = getglobal('clientip');
$user = '<b>User:</b> uid='.intval($uid).'; IP='.$ip.'; RIP:'.$_SERVER['REMOTE_ADDR'];
$uri = 'Request: '.dhtmlspecialchars(discuz_error::clear($_SERVER['REQUEST_URI']));
$message = "<?PHP exit;?>t{$time}t$messaget$hasht$user $urin";
if($fp = @fopen($file, 'rb')) {
$lastlen = 50000;
$maxtime = 60 * 10;
$offset = filesize($file) - $lastlen;
if($offset > 0) {
fseek($fp, $offset);
}
if($data = fread($fp, $lastlen)) {
$array = explode("n", $data);
if(is_array($array)) foreach($array as $key => $val) {
$row = explode("t", $val);
if($row[0] != '<?PHP exit;?>') continue;
if($row[3] == $hash && ($row[1] > $time - $maxtime)) {
return;
}
}
}
}
error_log($message, 3, $file);
}
* 数据库错误
*/
public static function db_error($message, $sql) {
global $_G;
list($showtrace, $logtrace) = discuz_error::debug_backtrace();
$title = lang('error', 'db_'.$message);
$title_msg = lang('error', 'db_error_message');
$title_sql = lang('error', 'db_query_sql');
$title_backtrace = lang('error', 'backtrace');
$title_help = lang('error', 'db_help_link');
$db = &DB::object();
$dberrno = $db->errno();
$dberror = str_replace($db->tablepre, '', $db->error());
$sql = dhtmlspecialchars(str_replace($db->tablepre, '', $sql));
$msg = '<li>[Type] '.$title.'</li>';
$msg .= $dberrno ? '<li>['.$dberrno.'] '.$dberror.'</li>' : '';
$msg .= $sql ? '<li>[Query] '.$sql.'</li>' : '';
discuz_error::show_error('db', $msg, $showtrace, false);
unset($msg, $phperror);
$errormsg = '<b>'.$title.'</b>';
$errormsg .= "[$dberrno]<br /><b>ERR:</b> $dberror<br />";
if($sql) {
$errormsg .= '<b>SQL:</b> '.$sql;
}
$errormsg .= "<br />";
$errormsg .= '<b>PHP:</b> '.$logtrace;
discuz_error::write_error_log($errormsg);
exit();
}
* 异常错误
*/
public static function exception_error($exception) {
if($exception instanceof DbException) {
$type = 'db';
} else {
$type = 'system';
}
if($type == 'db') {
$errormsg = '('.$exception->getCode().') ';
$errormsg .= self::sql_clear($exception->getMessage());
if($exception->getSql()) {
$errormsg .= '<div class="sql">';
$errormsg .= self::sql_clear($exception->getSql());
$errormsg .= '</div>';
}
} else {
$errormsg = $exception->getMessage();
}
$trace = $exception->getTrace();
krsort($trace);
$trace[] = array('file'=>$exception->getFile(), 'line'=>$exception->getLine(), 'function'=> 'break');
$phpmsg = array();
foreach ($trace as $error) {
if(!empty($error['function'])) {
$fun = '';
if(!empty($error['class'])) {
$fun .= $error['class'].$error['type'];
}
$fun .= $error['function'].'(';
if(!empty($error['args'])) {
$mark = '';
foreach($error['args'] as $arg) {
$fun .= $mark;
if(is_array($arg)) {
$fun .= 'Array';
} elseif(is_bool($arg)) {
$fun .= $arg ? 'true' : 'false';
} elseif(is_int($arg)) {
$fun .= (defined('DISCUZ_DEBUG') && DISCUZ_DEBUG) ? $arg : '%d';
} elseif(is_float($arg)) {
$fun .= (defined('DISCUZ_DEBUG') && DISCUZ_DEBUG) ? $arg : '%f';
} else {
$fun .= (defined('DISCUZ_DEBUG') && DISCUZ_DEBUG) ? '''.dhtmlspecialchars(substr(self::clear($arg), 0, 10)).(strlen($arg) > 10 ? ' ...' : '').''' : '%s';
}
$mark = ', ';
}
}
$fun .= ')';
$error['function'] = $fun;
}
$phpmsg[] = array(
'file' => str_replace(array(DISCUZ_ROOT, '\'), array('', '/'), $error['file']),
'line' => $error['line'],
'function' => $error['function'],
);
}
self::show_error($type, $errormsg, $phpmsg);
exit();
}
public static function real_write($s, $file = 'phperror.php') {
$logpath = LOG_PATH;
$logfile = $logpath.$file;
try {
$fp = fopen($logfile, 'ab+');
if(!$fp) {
throw new Exception('写入日志失败，可能磁盘已满，或者文件'.$logfile.'不可写。');
}
fwrite($fp, $s);
fclose($fp);
} catch (Exception $e) {}
return TRUE;
}
public static function safe_str($s) {
$s = str_replace("rn", ' ', $s);
$s = str_replace("r", ' ', $s);
$s = str_replace("n", ' ', $s);
$s = str_replace("t", ' ', $s);
return $s;
}
public static function trace($s) {
if(!DEBUG) return;
$processtime = number_format(microtime(1) - $_SERVER['time'], 3, '.', '');
empty($_SERVER['trace']) && $_SERVER['trace'] = '';
$_SERVER['trace'] .= "$s - $processtimern";
}
public static function trace_save() {
$s = "rnrn---------------------------------------------------------------------------------rn<?php exit;?>rn---------------------------------------------------------------------------------rn$_SERVER[REQUEST_URI]rnPOST:".print_r($_POST, 1)."rnSQL:".print_r($_SERVER['sqls'], 1)."rn";
$s .= $_SERVER['trace'];
self::real_write($s, 'trace.php');
}
}
?>
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