Elao\Enum\Bridge\Symfony\HttpKernel\Controller\ArgumentResolver\EnumValueResolver

Complexity

Total Complexity

7

Size/Duplication

Total Lines	38
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	4

Importance

Changes	1
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	supports()	0	4	1
B	resolve()	0	24	6

<?php

/*
 * This file is part of the "elao/enum" package.
 *
 * Copyright (C) Elao
 *
 * @author Elao <contact@elao.com>
 */

namespace Elao\Enum\Bridge\Symfony\HttpKernel\Controller\ArgumentResolver;

use Elao\Enum\EnumInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpKernel\Controller\ArgumentValueResolverInterface;
use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;

class EnumValueResolver implements ArgumentValueResolverInterface
{
    /**
     * {@inheritdoc}
     */
    public function supports(Request $request, ArgumentMetadata $argument)
    {
        return is_subclass_of($argument->getType(), EnumInterface::class);

Due to PHP Bug #53727, is_subclass_of might return inconsistent results on some PHP versions if \Elao\Enum\EnumInterface::class can be an interface. If so, you could instead use ReflectionClass::implementsInterface.

    }

    /**
     * {@inheritdoc}
     */
    public function resolve(Request $request, ArgumentMetadata $argument)
    {
        /** @var EnumInterface $enumClass */
        $enumClass = $argument->getType();
        $requestValue = $request->get($argument->getName());

        if (!is_array($requestValue)) {
            $requestValue = [$requestValue];
        }

        foreach ($requestValue as $value) {
            if ($enumClass::accepts($value)) {
                yield $enumClass::get($value);

                continue;
            }

            if ($value !== null || !$argument->isNullable()) {
                throw new BadRequestHttpException(sprintf('Enum "%s" does not accept value "%s"', $enumClass, $value));
            }

            yield null;
        }
    }
}