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<?php
namespace Illuminate\Foundation\Exceptions;
use Closure;
use Exception;
use Illuminate\Auth\Access\AuthorizationException;
use Illuminate\Auth\AuthenticationException;
use Illuminate\Console\View\Components\BulletList;
use Illuminate\Console\View\Components\Error;
use Illuminate\Contracts\Container\Container;
use Illuminate\Contracts\Debug\ExceptionHandler as ExceptionHandlerContract;
use Illuminate\Contracts\Foundation\ExceptionRenderer;
use Illuminate\Contracts\Support\Responsable;
use Illuminate\Database\Eloquent\ModelNotFoundException;
use Illuminate\Database\MultipleRecordsFoundException;
use Illuminate\Database\RecordsNotFoundException;
use Illuminate\Http\Exceptions\HttpResponseException;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Response;
use Illuminate\Routing\Exceptions\BackedEnumCaseNotFoundException;
use Illuminate\Routing\Router;
use Illuminate\Session\TokenMismatchException;
use Illuminate\Support\Arr;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Reflector;
use Illuminate\Support\Traits\ReflectsClosures;
use Illuminate\Support\ViewErrorBag;
use Illuminate\Validation\ValidationException;
use InvalidArgumentException;
use Psr\Log\LoggerInterface;
use Psr\Log\LogLevel;
use Symfony\Component\Console\Application as ConsoleApplication;
use Symfony\Component\Console\Exception\CommandNotFoundException;
use Symfony\Component\ErrorHandler\ErrorRenderer\HtmlErrorRenderer;
use Symfony\Component\HttpFoundation\Exception\SuspiciousOperationException;
use Symfony\Component\HttpFoundation\RedirectResponse as SymfonyRedirectResponse;
use Symfony\Component\HttpFoundation\Response as SymfonyResponse;
use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
use Symfony\Component\HttpKernel\Exception\HttpException;
use Symfony\Component\HttpKernel\Exception\HttpExceptionInterface;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
use Throwable;
class Handler implements ExceptionHandlerContract
{
use ReflectsClosures;
/**
* The container implementation.
*
* @var \Illuminate\Contracts\Container\Container
*/
protected $container;
/**
* A list of the exception types that are not reported.
*
* @var array<int, class-string<\Throwable>>
*/
protected $dontReport = [];
/**
* The callbacks that should be used during reporting.
*
* @var \Illuminate\Foundation\Exceptions\ReportableHandler[]
*/
protected $reportCallbacks = [];
/**
* A map of exceptions with their corresponding custom log levels.
*
* @var array<class-string<\Throwable>, \Psr\Log\LogLevel::*>
*/
protected $levels = [];
/**
* The callbacks that should be used during rendering.
*
* @var \Closure[]
*/
protected $renderCallbacks = [];
/**
* The registered exception mappings.
*
* @var array<string, \Closure>
*/
protected $exceptionMap = [];
/**
* A list of the internal exception types that should not be reported.
*
* @var array<int, class-string<\Throwable>>
*/
protected $internalDontReport = [
AuthenticationException::class,
AuthorizationException::class,
BackedEnumCaseNotFoundException::class,
HttpException::class,
HttpResponseException::class,
ModelNotFoundException::class,
MultipleRecordsFoundException::class,
RecordsNotFoundException::class,
SuspiciousOperationException::class,
TokenMismatchException::class,
ValidationException::class,
];
/**
* A list of the inputs that are never flashed for validation exceptions.
*
* @var array<int, string>
*/
protected $dontFlash = [
'current_password',
'password',
'password_confirmation',
];
/**
* Create a new exception handler instance.
*
* @param \Illuminate\Contracts\Container\Container $container
* @return void
*/
public function __construct(Container $container)
{
$this->container = $container;
$this->register();
}
/**
* Register the exception handling callbacks for the application.
*
* @return void
*/
public function register()
{
//
}
/**
* Register a reportable callback.
*
* @param callable $reportUsing
* @return \Illuminate\Foundation\Exceptions\ReportableHandler
*/
public function reportable(callable $reportUsing)
{
if (! $reportUsing instanceof Closure) {
$reportUsing = Closure::fromCallable($reportUsing);
}
return tap(new ReportableHandler($reportUsing), function ($callback) {
$this->reportCallbacks[] = $callback;
});
}
/**
* Register a renderable callback.
*
* @param callable $renderUsing
* @return $this
*/
public function renderable(callable $renderUsing)
{
if (! $renderUsing instanceof Closure) {
$renderUsing = Closure::fromCallable($renderUsing);
}
$this->renderCallbacks[] = $renderUsing;
return $this;
}
/**
* Register a new exception mapping.
*
* @param \Closure|string $from
* @param \Closure|string|null $to
* @return $this
*
* @throws \InvalidArgumentException
*/
public function map($from, $to = null)
{
if (is_string($to)) {
$to = fn ($exception) => new $to('', 0, $exception);
}
if (is_callable($from) && is_null($to)) {
$from = $this->firstClosureParameterType($to = $from);
}
if (! is_string($from) || ! $to instanceof Closure) {
throw new InvalidArgumentException('Invalid exception mapping.');
}
$this->exceptionMap[$from] = $to;
return $this;
}
/**
* Indicate that the given exception type should not be reported.
*
* @param string $class
* @return $this
*/
public function ignore(string $class)
{
$this->dontReport[] = $class;
return $this;
}
/**
* Set the log level for the given exception type.
*
* @param class-string<\Throwable> $type
* @param \Psr\Log\LogLevel::* $level
* @return $this
*/
public function level($type, $level)
{
$this->levels[$type] = $level;
return $this;
}
/**
* Report or log an exception.
*
* @param \Throwable $e
* @return void
*
* @throws \Throwable
*/
public function report(Throwable $e)
{
$e = $this->mapException($e);
if ($this->shouldntReport($e)) {
return;
}
if (Reflector::isCallable($reportCallable = [$e, 'report']) &&
$this->container->call($reportCallable) !== false) {
return;
}
foreach ($this->reportCallbacks as $reportCallback) {
if ($reportCallback->handles($e) && $reportCallback($e) === false) {
return;
}
}
try {
$logger = $this->container->make(LoggerInterface::class);
} catch (Exception $ex) {
throw $e;
}
$level = Arr::first(
$this->levels, fn ($level, $type) => $e instanceof $type, LogLevel::ERROR
);
$context = $this->buildExceptionContext($e);
method_exists($logger, $level)
? $logger->{$level}($e->getMessage(), $context)
: $logger->log($level, $e->getMessage(), $context);
}
/**
* Determine if the exception should be reported.
*
* @param \Throwable $e
* @return bool
*/
public function shouldReport(Throwable $e)
{
return ! $this->shouldntReport($e);
}
/**
* Determine if the exception is in the "do not report" list.
*
* @param \Throwable $e
* @return bool
*/
protected function shouldntReport(Throwable $e)
{
$dontReport = array_merge($this->dontReport, $this->internalDontReport);
return ! is_null(Arr::first($dontReport, fn ($type) => $e instanceof $type));
}
/**
* Create the context array for logging the given exception.
*
* @param \Throwable $e
* @return array
*/
protected function buildExceptionContext(Throwable $e)
{
return array_merge(
$this->exceptionContext($e),
$this->context(),
['exception' => $e]
);
}
/**
* Get the default exception context variables for logging.
*
* @param \Throwable $e
* @return array
*/
protected function exceptionContext(Throwable $e)
{
if (method_exists($e, 'context')) {
return $e->context();
}
return [];
}
/**
* Get the default context variables for logging.
*
* @return array
*/
protected function context()
{
try {
return array_filter([
'userId' => Auth::id(),
]);
} catch (Throwable $e) {
return [];
}
}
/**
* Render an exception into an HTTP response.
*
* @param \Illuminate\Http\Request $request
* @param \Throwable $e
* @return \Symfony\Component\HttpFoundation\Response
*
* @throws \Throwable
*/
public function render($request, Throwable $e)
{
if (method_exists($e, 'render') && $response = $e->render($request)) {
return Router::toResponse($request, $response);
}
if ($e instanceof Responsable) {
return $e->toResponse($request);
}
$e = $this->prepareException($this->mapException($e));
if ($response = $this->renderViaCallbacks($request, $e)) {
return $response;
}
return match (true) {
$e instanceof HttpResponseException => $e->getResponse(),
$e instanceof AuthenticationException => $this->unauthenticated($request, $e),
$e instanceof ValidationException => $this->convertValidationExceptionToResponse($e, $request),
default => $this->renderExceptionResponse($request, $e),
};
}
/**
* Prepare exception for rendering.
*
* @param \Throwable $e
* @return \Throwable
*/
protected function prepareException(Throwable $e)
{
return match (true) {
$e instanceof BackedEnumCaseNotFoundException => new NotFoundHttpException($e->getMessage(), $e),
$e instanceof ModelNotFoundException => new NotFoundHttpException($e->getMessage(), $e),
$e instanceof AuthorizationException && $e->hasStatus() => new HttpException(
$e->status(), $e->response()?->message() ?: (Response::$statusTexts[$e->status()] ?? 'Whoops, looks like something went wrong.'), $e
),
$e instanceof AuthorizationException && ! $e->hasStatus() => new AccessDeniedHttpException($e->getMessage(), $e),
$e instanceof TokenMismatchException => new HttpException(419, $e->getMessage(), $e),
$e instanceof SuspiciousOperationException => new NotFoundHttpException('Bad hostname provided.', $e),
$e instanceof RecordsNotFoundException => new NotFoundHttpException('Not found.', $e),
default => $e,
};
}
/**
* Map the exception using a registered mapper if possible.
*
* @param \Throwable $e
* @return \Throwable
*/
protected function mapException(Throwable $e)
{
if (method_exists($e, 'getInnerException') &&
($inner = $e->getInnerException()) instanceof Throwable) {
return $inner;
}
foreach ($this->exceptionMap as $class => $mapper) {
if (is_a($e, $class)) {
return $mapper($e);
}
}
return $e;
}
/**
* Try to render a response from request and exception via render callbacks.
*
* @param \Illuminate\Http\Request $request
* @param \Throwable $e
* @return mixed
*
* @throws \ReflectionException
*/
protected function renderViaCallbacks($request, Throwable $e)
{
foreach ($this->renderCallbacks as $renderCallback) {
foreach ($this->firstClosureParameterTypes($renderCallback) as $type) {
if (is_a($e, $type)) {
$response = $renderCallback($e, $request);
if (! is_null($response)) {
return $response;
}
}
}
}
}
/**
* Render a default exception response if any.
*
* @param \Illuminate\Http\Request $request
* @param \Throwable $e
* @return \Symfony\Component\HttpFoundation\Response
*/
protected function renderExceptionResponse($request, Throwable $e)
{
return $this->shouldReturnJson($request, $e)
? $this->prepareJsonResponse($request, $e)
: $this->prepareResponse($request, $e);
}
/**
* Convert an authentication exception into a response.
*
* @param \Illuminate\Http\Request $request
* @param \Illuminate\Auth\AuthenticationException $exception
* @return \Symfony\Component\HttpFoundation\Response
*/
protected function unauthenticated($request, AuthenticationException $exception)
{
return $this->shouldReturnJson($request, $exception)
? response()->json(['message' => $exception->getMessage()], 401)
: redirect()->guest($exception->redirectTo() ?? route('login'));
}
/**
* 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;
}
return $this->shouldReturnJson($request, $e)
? $this->invalidJson($request, $e)
: $this->invalid($request, $e);
}
/**
* Convert a validation exception into a response.
*
* @param \Illuminate\Http\Request $request
* @param \Illuminate\Validation\ValidationException $exception
* @return \Illuminate\Http\Response
*/
protected function invalid($request, ValidationException $exception)
{
return redirect($exception->redirectTo ?? url()->previous())
->withInput(Arr::except($request->input(), $this->dontFlash))
->withErrors($exception->errors(), $request->input('_error_bag', $exception->errorBag));
}
/**
* Convert a validation exception into a JSON response.
*
* @param \Illuminate\Http\Request $request
* @param \Illuminate\Validation\ValidationException $exception
* @return \Illuminate\Http\JsonResponse
*/
protected function invalidJson($request, ValidationException $exception)
{
return response()->json([
'message' => $exception->getMessage(),
'errors' => $exception->errors(),
], $exception->status);
}
/**
* Determine if the exception handler response should be JSON.
*
* @param \Illuminate\Http\Request $request
* @param \Throwable $e
* @return bool
*/
protected function shouldReturnJson($request, Throwable $e)
{
return $request->expectsJson();
}
/**
* Prepare a response for the given exception.
*
* @param \Illuminate\Http\Request $request
* @param \Throwable $e
* @return \Symfony\Component\HttpFoundation\Response
*/
protected function prepareResponse($request, Throwable $e)
{
if (! $this->isHttpException($e) && config('app.debug')) {
return $this->toIlluminateResponse($this->convertExceptionToResponse($e), $e)->prepare($request);
}
if (! $this->isHttpException($e)) {
$e = new HttpException(500, $e->getMessage(), $e);
}
return $this->toIlluminateResponse(
$this->renderHttpException($e), $e
)->prepare($request);
}
/**
* Create a Symfony response for the given exception.
*
* @param \Throwable $e
* @return \Symfony\Component\HttpFoundation\Response
*/
protected function convertExceptionToResponse(Throwable $e)
{
return new SymfonyResponse(
$this->renderExceptionContent($e),
$this->isHttpException($e) ? $e->getStatusCode() : 500,
$this->isHttpException($e) ? $e->getHeaders() : []
);
}
/**
* Get the response content for the given exception.
*
* @param \Throwable $e
* @return string
*/
protected function renderExceptionContent(Throwable $e)
{
try {
return config('app.debug') && app()->has(ExceptionRenderer::class)
? $this->renderExceptionWithCustomRenderer($e)
: $this->renderExceptionWithSymfony($e, config('app.debug'));
} catch (Throwable $e) {
return $this->renderExceptionWithSymfony($e, config('app.debug'));
}
}
/**
* Render an exception to a string using the registered `ExceptionRenderer`.
*
* @param \Throwable $e
* @return string
*/
protected function renderExceptionWithCustomRenderer(Throwable $e)
{
return app(ExceptionRenderer::class)->render($e);
}
/**
* Render an exception to a string using Symfony.
*
* @param \Throwable $e
* @param bool $debug
* @return string
*/
protected function renderExceptionWithSymfony(Throwable $e, $debug)
{
$renderer = new HtmlErrorRenderer($debug);
return $renderer->render($e)->getAsString();
}
/**
* Render the given HttpException.
*
* @param \Symfony\Component\HttpKernel\Exception\HttpExceptionInterface $e
* @return \Symfony\Component\HttpFoundation\Response
*/
protected function renderHttpException(HttpExceptionInterface $e)
{
$this->registerErrorViewPaths();
if ($view = $this->getHttpExceptionView($e)) {
return response()->view($view, [
'errors' => new ViewErrorBag,
'exception' => $e,
], $e->getStatusCode(), $e->getHeaders());
}
return $this->convertExceptionToResponse($e);
}
/**
* Register the error template hint paths.
*
* @return void
*/
protected function registerErrorViewPaths()
{
(new RegisterErrorViewPaths)();
}
/**
* Get the view used to render HTTP exceptions.
*
* @param \Symfony\Component\HttpKernel\Exception\HttpExceptionInterface $e
* @return string|null
*/
protected function getHttpExceptionView(HttpExceptionInterface $e)
{
$view = 'errors::'.$e->getStatusCode();
if (view()->exists($view)) {
return $view;
}
$view = substr($view, 0, -2).'xx';
if (view()->exists($view)) {
return $view;
}
return null;
}
/**
* Map the given exception into an Illuminate response.
*
* @param \Symfony\Component\HttpFoundation\Response $response
* @param \Throwable $e
* @return \Illuminate\Http\Response
*/
protected function toIlluminateResponse($response, Throwable $e)
{
if ($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);
}
/**
* Prepare a JSON response for the given exception.
*
* @param \Illuminate\Http\Request $request
* @param \Throwable $e
* @return \Illuminate\Http\JsonResponse
*/
protected function prepareJsonResponse($request, Throwable $e)
{
return new JsonResponse(
$this->convertExceptionToArray($e),
$this->isHttpException($e) ? $e->getStatusCode() : 500,
$this->isHttpException($e) ? $e->getHeaders() : [],
JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES
);
}
/**
* Convert the given exception to an array.
*
* @param \Throwable $e
* @return array
*/
protected function convertExceptionToArray(Throwable $e)
{
return config('app.debug') ? [
'message' => $e->getMessage(),
'exception' => get_class($e),
'file' => $e->getFile(),
'line' => $e->getLine(),
'trace' => collect($e->getTrace())->map(fn ($trace) => Arr::except($trace, ['args']))->all(),
] : [
'message' => $this->isHttpException($e) ? $e->getMessage() : 'Server Error',
];
}
/**
* Render an exception to the console.
*
* @param \Symfony\Component\Console\Output\OutputInterface $output
* @param \Throwable $e
* @return void
*
* @internal This method is not meant to be used or overwritten outside the framework.
*/
public function renderForConsole($output, Throwable $e)
{
if ($e instanceof CommandNotFoundException) {
$message = str($e->getMessage())->explode('.')->first();
if (! empty($alternatives = $e->getAlternatives())) {
$message .= '. Did you mean one of these?';
with(new Error($output))->render($message);
with(new BulletList($output))->render($e->getAlternatives());
$output->writeln('');
} else {
with(new Error($output))->render($message);
}
return;
}
(new ConsoleApplication)->renderThrowable($e, $output);
}
/**
* Determine if the given exception is an HTTP exception.
*
* @param \Throwable $e
* @return bool
*/
protected function isHttpException(Throwable $e)
{
return $e instanceof HttpExceptionInterface;
}
}
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