审查视图

simplewind/thinkphp/library/think/exception/Handle.php 8.4 KB
杨育虎 authored
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282
<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: yunwuxin <448901948@qq.com>
// +----------------------------------------------------------------------

namespace think\exception;

use Exception;
use think\App;
use think\Config;
use think\console\Output;
use think\Lang;
use think\Log;
use think\Response;

class Handle
{
    protected $render;
    protected $ignoreReport = [
        '\\think\\exception\\HttpException',
    ];

    public function setRender($render)
    {
        $this->render = $render;
    }

    /**
     * Report or log an exception.
     *
     * @param  \Exception $exception
     * @return void
     */
    public function report(Exception $exception)
    {
        if (!$this->isIgnoreReport($exception)) {
            // 收集异常数据
            if (App::$debug) {
                $data = [
                    'file'    => $exception->getFile(),
                    'line'    => $exception->getLine(),
                    'message' => $this->getMessage($exception),
                    'code'    => $this->getCode($exception),
                ];
                $log = "[{$data['code']}]{$data['message']}[{$data['file']}:{$data['line']}]";
            } else {
                $data = [
                    'code'    => $this->getCode($exception),
                    'message' => $this->getMessage($exception),
                ];
                $log = "[{$data['code']}]{$data['message']}";
            }

            if (Config::get('record_trace')) {
                $log .= "\r\n" . $exception->getTraceAsString();
            }

            Log::record($log, 'error');
        }
    }

    protected function isIgnoreReport(Exception $exception)
    {
        foreach ($this->ignoreReport as $class) {
            if ($exception instanceof $class) {
                return true;
            }
        }
        return false;
    }

    /**
     * Render an exception into an HTTP response.
     *
     * @param  \Exception $e
     * @return Response
     */
    public function render(Exception $e)
    {
        if ($this->render && $this->render instanceof \Closure) {
            $result = call_user_func_array($this->render, [$e]);
            if ($result) {
                return $result;
            }
        }

        if ($e instanceof HttpException) {
            return $this->renderHttpException($e);
        } else {
            return $this->convertExceptionToResponse($e);
        }
    }

    /**
     * @param Output    $output
     * @param Exception $e
     */
    public function renderForConsole(Output $output, Exception $e)
    {
        if (App::$debug) {
            $output->setVerbosity(Output::VERBOSITY_DEBUG);
        }
        $output->renderException($e);
    }

    /**
     * @param HttpException $e
     * @return Response
     */
    protected function renderHttpException(HttpException $e)
    {
        $status   = $e->getStatusCode();
        $template = Config::get('http_exception_template');
        if (!App::$debug && !empty($template[$status])) {
            return Response::create($template[$status], 'view', $status)->assign(['e' => $e]);
        } else {
            return $this->convertExceptionToResponse($e);
        }
    }

    /**
     * @param Exception $exception
     * @return Response
     */
    protected function convertExceptionToResponse(Exception $exception)
    {
        // 收集异常数据
        if (App::$debug) {
            // 调试模式,获取详细的错误信息
            $data = [
                'name'    => get_class($exception),
                'file'    => $exception->getFile(),
                'line'    => $exception->getLine(),
                'message' => $this->getMessage($exception),
                'trace'   => $exception->getTrace(),
                'code'    => $this->getCode($exception),
                'source'  => $this->getSourceCode($exception),
                'datas'   => $this->getExtendData($exception),
                'tables'  => [
                    'GET Data'              => $_GET,
                    'POST Data'             => $_POST,
                    'Files'                 => $_FILES,
                    'Cookies'               => $_COOKIE,
                    'Session'               => isset($_SESSION) ? $_SESSION : [],
                    'Server/Request Data'   => $_SERVER,
                    'Environment Variables' => $_ENV,
                    'ThinkPHP Constants'    => $this->getConst(),
                ],
            ];
        } else {
            // 部署模式仅显示 Code 和 Message
            $data = [
                'code'    => $this->getCode($exception),
                'message' => $this->getMessage($exception),
            ];

            if (!Config::get('show_error_msg')) {
                // 不显示详细错误信息
                $data['message'] = Config::get('error_message');
            }
        }

        //保留一层
        while (ob_get_level() > 1) {
            ob_end_clean();
        }

        $data['echo'] = ob_get_clean();

        ob_start();
        extract($data);
        include Config::get('exception_tmpl');
        // 获取并清空缓存
        $content  = ob_get_clean();
        $response = new Response($content, 'html');

        if ($exception instanceof HttpException) {
            $statusCode = $exception->getStatusCode();
            $response->header($exception->getHeaders());
        }

        if (!isset($statusCode)) {
            $statusCode = 500;
        }
        $response->code($statusCode);
        return $response;
    }

    /**
     * 获取错误编码
     * ErrorException则使用错误级别作为错误编码
     * @param  \Exception $exception
     * @return integer                错误编码
     */
    protected function getCode(Exception $exception)
    {
        $code = $exception->getCode();
        if (!$code && $exception instanceof ErrorException) {
            $code = $exception->getSeverity();
        }
        return $code;
    }

    /**
     * 获取错误信息
     * ErrorException则使用错误级别作为错误编码
     * @param  \Exception $exception
     * @return string                错误信息
     */
    protected function getMessage(Exception $exception)
    {
        $message = $exception->getMessage();
        if (IS_CLI) {
            return $message;
        }

        if (strpos($message, ':')) {
            $name    = strstr($message, ':', true);
            $message = Lang::has($name) ? Lang::get($name) . strstr($message, ':') : $message;
        } elseif (strpos($message, ',')) {
            $name    = strstr($message, ',', true);
            $message = Lang::has($name) ? Lang::get($name) . ':' . substr(strstr($message, ','), 1) : $message;
        } elseif (Lang::has($message)) {
            $message = Lang::get($message);
        }
        return $message;
    }

    /**
     * 获取出错文件内容
     * 获取错误的前9行和后9行
     * @param  \Exception $exception
     * @return array                 错误文件内容
     */
    protected function getSourceCode(Exception $exception)
    {
        // 读取前9行和后9行
        $line  = $exception->getLine();
        $first = ($line - 9 > 0) ? $line - 9 : 1;

        try {
            $contents = file($exception->getFile());
            $source   = [
                'first'  => $first,
                'source' => array_slice($contents, $first - 1, 19),
            ];
        } catch (Exception $e) {
            $source = [];
        }
        return $source;
    }

    /**
     * 获取异常扩展信息
     * 用于非调试模式html返回类型显示
     * @param  \Exception $exception
     * @return array                 异常类定义的扩展数据
     */
    protected function getExtendData(Exception $exception)
    {
        $data = [];
        if ($exception instanceof \think\Exception) {
            $data = $exception->getData();
        }
        return $data;
    }

    /**
     * 获取常量列表
     * @return array 常量列表
     */
    private static function getConst()
    {
        return get_defined_constants(true)['user'];
    }
}