77 lines
2.3 KiB
PHP
77 lines
2.3 KiB
PHP
 
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<?php
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declare(strict_types=1);
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namespace App\Http;
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use App\Exception\ApiException;
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use Psr\Http\Message\ResponseFactoryInterface;
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use Psr\Http\Message\ResponseInterface as Response;
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use Psr\Http\Message\ServerRequestInterface as Request;
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use Slim\Exception\HttpMethodNotAllowedException;
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use Slim\Exception\HttpNotFoundException;
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use Throwable;
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/**
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* Renders every uncaught error as a consistent JSON envelope:
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*
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* { "error": { "message": string, "details"?: object } }
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*/
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final class JsonErrorHandler
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{
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public function __construct(
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private readonly ResponseFactoryInterface $responseFactory,
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private readonly bool $displayErrorDetails,
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) {
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}
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public function __invoke(
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Request $request,
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Throwable $exception,
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bool $displayErrorDetails,
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bool $logErrors,
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bool $logErrorDetails,
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): Response {
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[$status, $payload] = $this->describe($exception);
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$response = $this->responseFactory->createResponse($status);
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$response->getBody()->write(
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(string) json_encode($payload, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT)
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);
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return $response->withHeader('Content-Type', 'application/json');
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}
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/**
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* @return array{0: int, 1: array<string, mixed>}
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*/
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private function describe(Throwable $exception): array
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{
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if ($exception instanceof ApiException) {
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$error = ['message' => $exception->getMessage()];
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if ($exception->getDetails() !== []) {
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$error['details'] = $exception->getDetails();
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}
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return [$exception->getStatusCode(), ['error' => $error]];
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}
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if ($exception instanceof HttpNotFoundException) {
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return [404, ['error' => ['message' => 'The requested resource was not found.']]];
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}
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if ($exception instanceof HttpMethodNotAllowedException) {
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return [405, ['error' => ['message' => 'Method not allowed for this resource.']]];
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}
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$error = ['message' => 'An unexpected error occurred.'];
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if ($this->displayErrorDetails) {
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$error['message'] = $exception->getMessage();
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$error['exception'] = $exception::class;
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$error['file'] = $exception->getFile() . ':' . $exception->getLine();
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}
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return [500, ['error' => $error]];
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}
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}
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