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231 lines
8.1 KiB
PHP
231 lines
8.1 KiB
PHP
<?php
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// +----------------------------------------------------------------------
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// | ThinkPHP [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2006~2016 http://thinkphp.cn All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: 麦当苗儿 <zuojiazi@vip.qq.com> <http://zjzit.cn>
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// +----------------------------------------------------------------------
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namespace think;
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use think\exception\ErrorException;
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class Error
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{
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/**
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* 注册异常处理
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* @return void
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*/
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public static function register()
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{
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set_error_handler([__CLASS__, 'appError']);
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set_exception_handler([__CLASS__, 'appException']);
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register_shutdown_function([__CLASS__, 'appShutdown']);
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}
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/**
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* Exception Handler
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* @param \Exception $exception
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* @return bool true-禁止往下传播已处理过的异常
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*/
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public static function appException($exception)
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{
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// 收集异常数据
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if (APP_DEBUG) {
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// 调试模式，获取详细的错误信息
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$data = [
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'name' => get_class($exception),
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'file' => $exception->getFile(),
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'line' => $exception->getLine(),
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'message' => $exception->getMessage(),
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'trace' => $exception->getTrace(),
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'code' => self::getCode($exception),
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'source' => self::getSourceCode($exception),
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'datas' => self::getExtendData($exception),
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'tables' => [
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'GET Data' => $_GET,
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'POST Data' => $_POST,
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'Files' => $_FILES,
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'Cookies' => $_COOKIE,
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'Session' => isset($_SESSION) ? $_SESSION : [],
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'Server/Request Data' => $_SERVER,
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'Environment Variables' => $_ENV,
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'ThinkPHP Constants' => self::getTPConst(),
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],
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];
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$log = "[{$data['code']}]{$data['message']}[{$data['file']}:{$data['line']}]";
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} else {
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// 部署模式仅显示 Code 和 Message
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$data = [
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'code' => $exception->getCode(),
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'message' => $exception->getMessage(),
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];
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$log = "[{$data['code']}]{$data['message']}";
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}
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// 记录异常日志
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Log::record($log, 'error');
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/* 非API模式下的部署模式，跳转到指定的 Error Page */
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if (!(APP_DEBUG || IS_API)) {
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$error_page = Config::get('error_page');
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if (!empty($error_page)) {
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header("Location: {$error_page}");
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}
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}
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// 输出错误信息
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self::output($exception, $data);
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// 禁止往下传播已处理过的异常
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return true;
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}
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/**
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* Error Handler
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* @param integer $errno 错误编号
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* @param integer $errstr 详细错误信息
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* @param string $errfile 出错的文件
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* @param integer $errline 出错行号
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* @return bool true-禁止往下传播已处理过的异常
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*/
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public static function appError($errno, $errstr, $errfile = null, $errline = 0, array $errcontext = [])
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{
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if ($errno & Config::get('exception_ignore_type')) {
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// 忽略的异常记录到日志
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Log::record("[{$errno}]{$errstr}[{$errfile}:{$errline}]", 'notice');
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} else {
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// 将错误信息托管至 think\exception\ErrorException
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throw new ErrorException($errno, $errstr, $errfile, $errline, $errcontext);
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// 禁止往下传播已处理过的异常
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return true;
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}
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}
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/**
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* Shutdown Handler
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* @return bool true-禁止往下传播已处理过的异常; false-未处理的异常继续传播
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*/
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public static function appShutdown()
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{
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// 写入日志
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Log::save();
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if ($error = error_get_last()) {
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// 将错误信息托管至think\ErrorException
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$exception = new ErrorException(
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$error['type'],
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$error['message'],
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$error['file'],
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$error['line']
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);
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/**
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* Shutdown handler 中的异常将不被往下传播
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* 所以，这里我们必须手动传播而不能像 Error handler 中那样 throw
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*/
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self::appException($exception);
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// 禁止往下传播已处理过的异常
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return true;
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}
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return false;
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}
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/**
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* 输出异常信息
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* @param \Exception $exception
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* @param array $data 异常信息
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* @return void
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*/
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public static function output($exception, array $data)
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{
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http_response_code($exception instanceof Exception ? $exception->getHttpStatus() : 500);
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$type = Config::get('default_return_type');
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if (!APP_DEBUG && !Config::get('show_error_msg')) {
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// 不显示详细错误信息
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$data['message'] = Config::get('error_message');
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}
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if (IS_API && 'html' != $type) {
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// 异常信息输出监听
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APP_HOOK && Hook::listen('error_output', $data);
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// 输出异常内容
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Response::send($data, $type, Config::get('response_return'));
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} else {
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//ob_end_clean();
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extract($data);
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include Config::get('exception_tmpl');
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}
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}
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/**
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* 获取错误编码
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* ErrorException则使用错误级别作为错误编码
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* @param \Exception $exception
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* @return integer 错误编码
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*/
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private static function getCode($exception)
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{
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$code = $exception->getCode();
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if (!$code && $exception instanceof ErrorException) {
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$code = $exception->getSeverity();
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}
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return $code;
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}
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/**
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* 获取出错文件内容
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* 获取错误的前9行和后9行
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* @param \Exception $exception
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* @return array 错误文件内容
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*/
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private static function getSourceCode($exception)
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{
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// 读取前9行和后9行
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$line = $exception->getLine();
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$first = ($line - 9 > 0) ? $line - 9 : 1;
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try {
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$contents = file($exception->getFile());
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$source = [
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'first' => $first,
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'source' => array_slice($contents, $first - 1, 19),
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];
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} catch (Exception $e) {
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$source = [];
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}
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return $source;
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}
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/**
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* 获取异常扩展信息
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* 用于非调试模式html返回类型显示
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* @param \Exception $exception
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* @return array 异常类定义的扩展数据
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*/
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private static function getExtendData($exception)
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{
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$data = [];
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if ($exception instanceof Exception) {
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$data = $exception->getData();
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}
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return $data;
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}
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/**
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* 获取ThinkPHP常量列表
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* @return array 常量列表
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*/
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private static function getTPConst()
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{
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$consts = ['THINK_VERSION', 'THINK_PATH', 'LIB_PATH', 'EXTEND_PATH', 'MODE_PATH', 'CORE_PATH', 'TRAIT_PATH', 'APP_PATH', 'RUNTIME_PATH', 'LOG_PATH', 'CACHE_PATH', 'TEMP_PATH', 'MODULE_PATH', 'VIEW_PATH', 'APP_NAMESPACE', 'COMMON_MODULE', 'APP_MULTI_MODULE', 'MODULE_ALIAS', 'MODULE_NAME', 'CONTROLLER_NAME', 'ACTION_NAME', 'MODEL_LAYER', 'VIEW_LAYER', 'CONTROLLER_LAYER', 'APP_DEBUG', 'APP_HOOK', 'ENV_PREFIX', 'IS_API', 'VENDOR_PATH', 'APP_AUTO_RUN', 'APP_MODE', 'REQUEST_METHOD', 'IS_CGI', 'IS_WIN', 'IS_API', 'IS_CLI', 'IS_GET', 'IS_POST', 'IS_PUT', 'IS_AJAX', 'IS_DELETE', 'NOW_TIME', 'LANG_SET', 'EXT', 'DS', '__INFO__', '__EXT__'];
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foreach ($consts as $const) {
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$data[$const] = defined($const) ? constant($const) : 'undefined';
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}
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return $data;
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}
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}
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