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			283 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			283 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 
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| /**
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|  * Handler.php
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|  * Copyright (c) 2019 james@firefly-iii.org
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|  *
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|  * This file is part of Firefly III (https://github.com/firefly-iii).
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|  *
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|  * This program is free software: you can redistribute it and/or modify
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|  * it under the terms of the GNU Affero General Public License as
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|  * published by the Free Software Foundation, either version 3 of the
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|  * License, or (at your option) any later version.
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|  *
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|  * This program is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  * GNU Affero General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Affero General Public License
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|  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
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|  */
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| 
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| declare(strict_types=1);
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| 
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| namespace FireflyIII\Exceptions;
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| 
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| use ErrorException;
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| use FireflyIII\Jobs\MailError;
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| use Illuminate\Auth\AuthenticationException;
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| use Illuminate\Contracts\Foundation\Application;
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| use Illuminate\Database\QueryException;
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| use Illuminate\Foundation\Exceptions\Handler as ExceptionHandler;
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| use Illuminate\Http\RedirectResponse;
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| use Illuminate\Http\Request;
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| use Illuminate\Routing\Redirector;
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| use Illuminate\Session\TokenMismatchException;
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| use Illuminate\Support\Arr;
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| use Illuminate\Validation\ValidationException as LaravelValidationException;
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| use Laravel\Passport\Exceptions\OAuthServerException as LaravelOAuthException;
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| use League\OAuth2\Server\Exception\OAuthServerException;
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| use Symfony\Component\HttpFoundation\Exception\SuspiciousOperationException;
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| use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
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| use Symfony\Component\HttpKernel\Exception\HttpException;
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| use Symfony\Component\HttpKernel\Exception\MethodNotAllowedHttpException;
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| use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
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| use Throwable;
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| 
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| /**
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|  * Class Handler
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|  *
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| 
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|  */
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| class Handler extends ExceptionHandler
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| {
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|     /**
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|      * @var array<int, class-string<Throwable>>
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|      */
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|     protected $dontReport
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|         = [
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|             AuthenticationException::class,
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|             LaravelValidationException::class,
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|             NotFoundHttpException::class,
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|             OAuthServerException::class,
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|             LaravelOAuthException::class,
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|             TokenMismatchException::class,
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|             HttpException::class,
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|             SuspiciousOperationException::class,
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|             BadHttpHeaderException::class,
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|         ];
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| 
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|     /**
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|      * Render an exception into an HTTP response.
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|      *
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|      * @param Request   $request
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|      * @param Throwable $e
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|      *
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|      * @return mixed
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|      * @throws Throwable
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|      */
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|     public function render($request, Throwable $e)
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|     {
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|         $expectsJson = $request->expectsJson();
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|         // if the user requests anything /api/, assume the user wants to see JSON.
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|         if (str_starts_with($request->getRequestUri(), '/api/')) {
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|             app('log')->debug('API endpoint, always assume user wants JSON.');
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|             $expectsJson = true;
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|         }
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| 
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|         app('log')->debug('Now in Handler::render()');
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|         if ($e instanceof LaravelValidationException && $expectsJson) {
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|             // ignore it: controller will handle it.
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|             app('log')->debug(sprintf('Return to parent to handle LaravelValidationException(%d)', $e->status));
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|             return parent::render($request, $e);
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|         }
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|         if ($e instanceof NotFoundHttpException && $expectsJson) {
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|             // JSON error:
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|             app('log')->debug('Return JSON not found error.');
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|             return response()->json(['message' => 'Resource not found', 'exception' => 'NotFoundHttpException'], 404);
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|         }
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| 
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|         if ($e instanceof AuthenticationException && $expectsJson) {
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|             // somehow Laravel handler does not catch this:
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|             app('log')->debug('Return JSON unauthenticated error.');
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|             return response()->json(['message' => 'Unauthenticated', 'exception' => 'AuthenticationException'], 401);
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|         }
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| 
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|         if ($e instanceof OAuthServerException && $expectsJson) {
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|             app('log')->debug('Return JSON OAuthServerException.');
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|             // somehow Laravel handler does not catch this:
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|             return response()->json(['message' => $e->getMessage(), 'exception' => 'OAuthServerException'], 401);
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|         }
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|         if ($e instanceof BadRequestHttpException) {
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|             app('log')->debug('Return JSON BadRequestHttpException.');
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|             return response()->json(['message' => $e->getMessage(), 'exception' => 'BadRequestHttpException'], 400);
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|         }
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| 
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|         if ($e instanceof BadHttpHeaderException) {
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|             // is always API exception.
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|             app('log')->debug('Return JSON BadHttpHeaderException.');
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|             return response()->json(['message' => $e->getMessage(), 'exception' => 'BadHttpHeaderException'], $e->statusCode);
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|         }
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| 
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|         if ($expectsJson) {
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|             $errorCode = 500;
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|             $errorCode = $e instanceof MethodNotAllowedHttpException ? 405 : $errorCode;
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| 
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|             $isDebug = config('app.debug', false);
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|             if ($isDebug) {
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|                 app('log')->debug(sprintf('Return JSON %s with debug.', get_class($e)));
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|                 return response()->json(
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|                     [
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|                         'message'   => $e->getMessage(),
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|                         'exception' => get_class($e),
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|                         'line'      => $e->getLine(),
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|                         'file'      => $e->getFile(),
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|                         'trace'     => $e->getTrace(),
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|                     ],
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|                     $errorCode
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|                 );
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|             }
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|             app('log')->debug(sprintf('Return JSON %s.', get_class($e)));
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|             return response()->json(
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|                 ['message' => sprintf('Internal Firefly III Exception: %s', $e->getMessage()), 'exception' => get_class($e)],
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|                 $errorCode
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|             );
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|         }
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| 
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|         if ($e instanceof NotFoundHttpException) {
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|             app('log')->debug('Refer to GracefulNotFoundHandler');
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|             $handler = app(GracefulNotFoundHandler::class);
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| 
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|             return $handler->render($request, $e);
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|         }
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| 
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|         // special view for database errors with extra instructions
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|         if ($e instanceof QueryException) {
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|             app('log')->debug('Return Firefly III database exception view.');
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|             $isDebug = config('app.debug');
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| 
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|             return response()->view('errors.DatabaseException', ['exception' => $e, 'debug' => $isDebug], 500);
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|         }
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| 
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|         if ($e instanceof FireflyException || $e instanceof ErrorException || $e instanceof OAuthServerException) {
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|             app('log')->debug('Return Firefly III error view.');
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|             $isDebug = config('app.debug');
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| 
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|             return response()->view('errors.FireflyException', ['exception' => $e, 'debug' => $isDebug], 500);
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|         }
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| 
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|         app('log')->debug(sprintf('Error "%s" has no Firefly III treatment, parent will handle.', get_class($e)));
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| 
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|         return parent::render($request, $e);
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|     }
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| 
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|     /**
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|      * Report or log an exception.
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|      *
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|      * @param Throwable $e
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|      *
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|      * @return void
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|      * @throws Throwable
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|      *
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|      */
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|     public function report(Throwable $e)
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|     {
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|         $doMailError = config('firefly.send_error_message');
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|         if ($this->shouldntReportLocal($e) || !$doMailError) {
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|             parent::report($e);
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| 
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|             return;
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|         }
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|         $userData = [
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|             'id'    => 0,
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|             'email' => 'unknown@example.com',
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|         ];
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|         if (auth()->check()) {
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|             $userData['id']    = auth()->user()->id;
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|             $userData['email'] = auth()->user()->email;
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|         }
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| 
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|         $headers = request()->headers->all();
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| 
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|         $data = [
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|             'class'        => get_class($e),
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|             'errorMessage' => $e->getMessage(),
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|             'time'         => date('r'),
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|             'stackTrace'   => $e->getTraceAsString(),
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|             'file'         => $e->getFile(),
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|             'line'         => $e->getLine(),
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|             'code'         => $e->getCode(),
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|             'version'      => config('firefly.version'),
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|             'url'          => request()->fullUrl(),
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|             'userAgent'    => request()->userAgent(),
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|             'json'         => request()->acceptsJson(),
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|             'method'       => request()->method(),
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|             'headers'      => $headers,
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|         ];
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| 
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|         // create job that will mail.
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|         $ipAddress = request()->ip() ?? '0.0.0.0';
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|         $job       = new MailError($userData, (string)config('firefly.site_owner'), $ipAddress, $data);
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|         dispatch($job);
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| 
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|         parent::report($e);
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|     }
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| 
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|     /**
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|      * @param Throwable $e
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|      *
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|      * @return bool
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|      */
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|     private function shouldntReportLocal(Throwable $e): bool
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|     {
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|         return !is_null(
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|             Arr::first(
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|                 $this->dontReport,
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|                 function ($type) use ($e) {
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|                     return $e instanceof $type;
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|                 }
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|             )
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|         );
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|     }
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| 
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|     /**
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|      * Convert a validation exception into a response.
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|      *
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|      * @param Request                    $request
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|      * @param LaravelValidationException $exception
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|      *
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|      * @return Application|RedirectResponse|Redirector
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|      */
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|     protected function invalid($request, LaravelValidationException $exception): Application | RedirectResponse | Redirector
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|     {
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|         // protect against open redirect when submitting invalid forms.
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|         $previous = app('steam')->getSafePreviousUrl();
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|         $redirect = $this->getRedirectUrl($exception);
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| 
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|         return redirect($redirect ?? $previous)
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|             ->withInput(Arr::except($request->input(), $this->dontFlash))
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|             ->withErrors($exception->errors(), $request->input('_error_bag', $exception->errorBag));
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|     }
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| 
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|     /**
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|      * Only return the redirectTo property from the exception if it is a valid URL. Return NULL otherwise.
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|      *
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|      * @param LaravelValidationException $exception
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|      *
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|      * @return string|null
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|      */
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|     private function getRedirectUrl(LaravelValidationException $exception): ?string
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|     {
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|         if (null === $exception->redirectTo) {
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|             return null;
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|         }
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|         $safe         = route('index');
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|         $previous     = $exception->redirectTo;
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|         $previousHost = parse_url($previous, PHP_URL_HOST);
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|         $safeHost     = parse_url($safe, PHP_URL_HOST);
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| 
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|         return null !== $previousHost && $previousHost === $safeHost ? $previous : $safe;
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|     }
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| }
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