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63 lines
2.9 KiB
63 lines
2.9 KiB
<?php
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namespace App\Controller;
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use App\Http\HttpCodes;
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use App\Http\HttpRequest;
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use App\Http\HttpResponse;
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use App\Http\JsonHttpResponse;
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use App\Http\ViewHttpResponse;
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use App\Validation\ValidationFail;
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use App\Validation\Validator;
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class Control {
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/**
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* Runs given callback, if the request's json validates the given schema.
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* @param array<string, Validator[]> $schema an array of `fieldName => Validators` which represents the request object schema
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* @param callable(HttpRequest): HttpResponse $run the callback to run if the request is valid according to the given schema.
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* THe callback must accept an HttpRequest, and return an HttpResponse object.
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* @param bool $errorInJson if set to true, the returned response, in case of errors, will be a JsonHttpResponse, instead
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* of the ViewHttpResponse for an error view.
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* @return HttpResponse
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*/
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public static function runChecked(array $schema, callable $run, bool $errorInJson): HttpResponse {
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$request_body = file_get_contents('php://input');
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$payload_obj = json_decode($request_body);
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if (!$payload_obj instanceof \stdClass) {
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$fail = new ValidationFail("bad-payload", "request body is not a valid json object");
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if ($errorInJson) {
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return new JsonHttpResponse([$fail, HttpCodes::BAD_REQUEST]);
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}
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return ViewHttpResponse::twig("error.html.twig", ["failures" => [$fail]], HttpCodes::BAD_REQUEST);
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}
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$payload = get_object_vars($payload_obj);
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return self::runCheckedFrom($payload, $schema, $run, $errorInJson);
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}
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/**
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* Runs given callback, if the given request data array validates the given schema.
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* @param array<string, mixed> $data the request's data array.
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* @param array<string, Validator[]> $schema an array of `fieldName => Validators` which represents the request object schema
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* @param callable(HttpRequest): HttpResponse $run the callback to run if the request is valid according to the given schema.
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* THe callback must accept an HttpRequest, and return an HttpResponse object.
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* @param bool $errorInJson if set to true, the returned response, in case of errors, will be a JsonHttpResponse, instead
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* of the ViewHttpResponse for an error view.
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* @return HttpResponse
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*/
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public static function runCheckedFrom(array $data, array $schema, callable $run, bool $errorInJson): HttpResponse {
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$fails = [];
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$request = HttpRequest::from($data, $fails, $schema);
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if (!empty($fails)) {
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if ($errorInJson) {
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return new JsonHttpResponse($fails, HttpCodes::BAD_REQUEST);
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}
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return ViewHttpResponse::twig("error.html.twig", ['failures' => $fails], HttpCodes::BAD_REQUEST);
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}
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return call_user_func_array($run, [$request]);
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}
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}
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