以前我们用过的异常处理函数都是单个的，下面我找到一个非常的不错的异常处理类系统，不但可以控制错误还能给出好的界面哦。
' . $message . '
PHP:' . $logTrace; self::writeErrorLog($messageSave); } if ($show) { self::showError('system', "
';
$errorMsg.= self::sqlClear($exception->getSql() , $exception->getDbConfig());
$errorMsg.= '
';
}
} 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('SITE_DEBUG') && SITE_DEBUG) ? $arg : '%d';
} elseif (is_float($arg)) {
$fun.= (defined('SITE_DEBUG') && SITE_DEBUG) ? $arg : '%f';
} else {
$fun.= (defined('SITE_DEBUG') && SITE_DEBUG) ? ''' . htmlspecialchars(substr(self::clear($arg), 0, 10)) . (strlen($arg) > 10 ? ' . . . ' : '') . ''' : '%s';
}
$mark = ', ';
}
}
$fun.= ')';
$error['function'] = $fun;
}
if (!isset($error['line'])) {
continue;
}
$phpMsg[] = array(
'file' => str_replace(array(
SITE_PATH,
''
) , array(
'',
'/'
) , $error['file']) ,
'line' => $error['line'],
'function' => $error['function']
);
}
self::showError($type, $errorMsg, $phpMsg);
exit();
}
/**
* 记录错误日志
*
* @static
* @access public
* @param string $message
*/
public static function writeErrorLog($message) {
return false; // 暂时不写入 http://www.phprm.com
$message = self::clear($message);
$time = time();
$file = LOG_PATH . '/' . date('Y.m.d') . '_errorlog.php';
$hash = md5($message);
$userId = 0;
$ip = get_client_ip();
$user = 'User: userId=' . intval($userId) . '; IP=' . $ip . '; RIP:' . $_SERVER['REMOTE_ADDR'];
$uri = 'Request: ' . htmlspecialchars(self::clear($_SERVER['REQUEST_URI']));
$message = " {$time} $message $hash $user $uri ";
// 判断该$message是否在时间间隔$maxtime内已记录过，有，则不用再记录了
if (is_file($file)) {
$fp = @fopen($file, 'rb');
$lastlen = 50000; // 读取最后的 $lastlen 长度字节内容
$maxtime = 60 * 10; // 时间间隔：10分钟
$offset = filesize($file) - $lastlen;
if ($offset > 0) {
fseek($fp, $offset);
}
if ($data = fread($fp, $lastlen)) {
$array = explode(" ", $data);
if (is_array($array)) foreach ($array as $key => $val) {
$row = explode(" ", $val);
if ($row[0] != '') {
continue;
}
if ($row[3] == $hash && ($row[1] > $time - $maxtime)) {
return;
}
}
}
}
error_log($message, 3, $file);
}
/**
* 清除文本部分字符
*
* @param string $message
*/
public static function clear($message) {
return str_replace(array(
" ",
" ",
" "
) , " ", $message);
}
/**
* sql语句字符清理
*
* @static
* @access public
* @param string $message
* @param string $dbConfig
*/
public static function sqlClear($message, $dbConfig) {
$message = self::clear($message);
if (!(defined('SITE_DEBUG') && SITE_DEBUG)) {
$message = str_replace($dbConfig['database'], '***', $message);
//$message = str_replace($dbConfig['prefix'], '***', $message);
$message = str_replace(C('DB_PREFIX') , '***', $message);
}
$message = htmlspecialchars($message);
return $message;
}
/**
* 显示错误
*
* @static
* @access public
* @param string $type 错误类型 db,system
* @param string $errorMsg
* @param string $phpMsg
*/
public static function showError($type, $errorMsg, $phpMsg = '') {
global $_G;
$errorMsg = str_replace(SITE_PATH, '', $errorMsg);
ob_end_clean();
$host = $_SERVER['HTTP_HOST'];
$title = $type == 'db' ? 'Database' : 'System';
echo <<$title Error
$errorMsg
EOT;
if (!empty($phpMsg)) {
echo '';
echo '';
if (is_array($phpMsg)) {
echo '
';
}
echo <<PHP Debug
'; echo '| No. | File | Line | Code |
| ' . $k . ' | '; echo '' . $msg['file'] . ' | '; echo '' . $msg['line'] . ' | '; echo '' . $msg['function'] . ' | '; echo '
|
效果图：PHP系统异常处理类程序
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