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<?php
namespace Illuminate\Foundation\Exceptions;
use Exception;
use Psr\Log\LoggerInterface;
use Illuminate\Http\Response;
use Illuminate\Http\RedirectResponse;
use Illuminate\Auth\AuthenticationException;
use Illuminate\Contracts\Container\Container;
use Illuminate\Validation\ValidationException;
use Illuminate\Auth\Access\AuthorizationException;
use Illuminate\Http\Exceptions\HttpResponseException;
use Symfony\Component\Debug\Exception\FlattenException;
use Illuminate\Database\Eloquent\ModelNotFoundException;
use Symfony\Component\HttpKernel\Exception\HttpException;
use Symfony\Component\Console\Application as ConsoleApplication;
use Symfony\Component\HttpFoundation\Response as SymfonyResponse;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
use Symfony\Component\Debug\ExceptionHandler as SymfonyExceptionHandler;
use Illuminate\Contracts\Debug\ExceptionHandler as ExceptionHandlerContract;
use Symfony\Component\HttpFoundation\RedirectResponse as SymfonyRedirectResponse;
class Handler implements ExceptionHandlerContract
{
/**
* The container implementation.
*
* @var \Illuminate\Contracts\Container\Container
*/
protected $container;
/**
* A list of the exception types that should not be reported.
*
* @var array
*/
protected $dontReport = [];
/**
* Create a new exception handler instance.
*
* @param \Illuminate\Contracts\Container\Container $container
* @return void
*/
public function __construct(Container $container)
{
$this->container = $container;
}
/**
* Report or log an exception.
*
* @param \Exception $e
* @return void
*
* @throws \Exception
*/
public function report(Exception $e)
{
if ($this->shouldntReport($e)) {
return;
}
try {
$logger = $this->container->make(LoggerInterface::class);
} catch (Exception $ex) {
throw $e; // throw the original exception
}
$logger->error($e);
}
/**
* Determine if the exception should be reported.
*
* @param \Exception $e
* @return bool
*/
public function shouldReport(Exception $e)
{
return ! $this->shouldntReport($e);
}
/**
* Determine if the exception is in the "do not report" list.
*
* @param \Exception $e
* @return bool
*/
protected function shouldntReport(Exception $e)
{
$dontReport = array_merge($this->dontReport, [HttpResponseException::class]);
return ! is_null(collect($dontReport)->first(function ($type) use ($e) {
return $e instanceof $type;
}));
}
/**
* Render an exception into a response.
*
* @param \Illuminate\Http\Request $request
* @param \Exception $e
* @return \Symfony\Component\HttpFoundation\Response
*/
public function render($request, Exception $e)
{
$e = $this->prepareException($e);
if ($e instanceof HttpResponseException) {
return $e->getResponse();
} elseif ($e instanceof AuthenticationException) {
return $this->unauthenticated($request, $e);
} elseif ($e instanceof ValidationException) {
return $this->convertValidationExceptionToResponse($e, $request);
}
return $this->prepareResponse($request, $e);
}
/**
* Prepare exception for rendering.
*
* @param \Exception $e
* @return \Exception
*/
protected function prepareException(Exception $e)
{
if ($e instanceof ModelNotFoundException) {
$e = new NotFoundHttpException($e->getMessage(), $e);
} elseif ($e instanceof AuthorizationException) {
$e = new HttpException(403, $e->getMessage());
}
return $e;
}
/**
* Create a response object from the given validation exception.
*
* @param \Illuminate\Validation\ValidationException $e
* @param \Illuminate\Http\Request $request
* @return \Symfony\Component\HttpFoundation\Response
*/
protected function convertValidationExceptionToResponse(ValidationException $e, $request)
{
if ($e->response) {
return $e->response;
}
$errors = $e->validator->errors()->getMessages();
if ($request->expectsJson()) {
return response()->json($errors, 422);
}
return redirect()->back()->withInput(
$request->input()
)->withErrors($errors);
}
/**
* Prepare response containing exception render.
*
* @param \Illuminate\Http\Request $request
* @param \Exception $e
* @return \Symfony\Component\HttpFoundation\Response
*/
protected function prepareResponse($request, Exception $e)
{
if ($this->isHttpException($e)) {
return $this->toIlluminateResponse($this->renderHttpException($e), $e);
} else {
return $this->toIlluminateResponse($this->convertExceptionToResponse($e), $e);
}
}
/**
* Render the given HttpException.
*
* @param \Symfony\Component\HttpKernel\Exception\HttpException $e
* @return \Symfony\Component\HttpFoundation\Response
*/
protected function renderHttpException(HttpException $e)
{
$status = $e->getStatusCode();
view()->replaceNamespace('errors', [
resource_path('views/errors'),
__DIR__.'/views',
]);
if (view()->exists("errors::{$status}")) {
return response()->view("errors::{$status}", ['exception' => $e], $status, $e->getHeaders());
} else {
return $this->convertExceptionToResponse($e);
}
}
/**
* Create a Symfony response for the given exception.
*
* @param \Exception $e
* @return \Symfony\Component\HttpFoundation\Response
*/
protected function convertExceptionToResponse(Exception $e)
{
$e = FlattenException::create($e);
$handler = new SymfonyExceptionHandler(config('app.debug', false));
return SymfonyResponse::create($handler->getHtml($e), $e->getStatusCode(), $e->getHeaders());
}
/**
* Map the given exception into an Illuminate response.
*
* @param \Symfony\Component\HttpFoundation\Response $response
* @param \Exception $e
* @return \Illuminate\Http\Response
*/
protected function toIlluminateResponse($response, Exception $e)
{
if ($response instanceof SymfonyRedirectResponse) {
$response = new RedirectResponse($response->getTargetUrl(), $response->getStatusCode(), $response->headers->all());
} else {
$response = new Response($response->getContent(), $response->getStatusCode(), $response->headers->all());
}
return $response->withException($e);
}
/**
* Render an exception to the console.
*
* @param \Symfony\Component\Console\Output\OutputInterface $output
* @param \Exception $e
* @return void
*/
public function renderForConsole($output, Exception $e)
{
(new ConsoleApplication)->renderException($e, $output);
}
/**
* Determine if the given exception is an HTTP exception.
*
* @param \Exception $e
* @return bool
*/
protected function isHttpException(Exception $e)
{
return $e instanceof HttpException;
}
}
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