Sylius\Component\Metadata\Model\AbstractMetadata

Complexity

Total Complexity

10

Size/Duplication

Total Lines	60
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	1

Importance

Changes	4
Bugs	2	Features	0

3 Methods

Rating	Name	Duplication	Size	Complexity
B	merge()	0	27	6
A	toArray()	0	13	2
A	forAll()	0	6	2

<?php

/*
 * This file is part of the Sylius package.
 *
 * (c) Paweł Jędrzejewski
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Sylius\Component\Metadata\Model;

/**
 * Base metadata class with reusable merging ability.
 *
 * @author Kamil Kokot <kamil.kokot@lakion.com>
 */
abstract class AbstractMetadata implements MetadataInterface
{
    /**
     * {@inheritdoc}
     */
    public function merge(MetadataInterface $metadata)
    {
        if (!$metadata instanceof $this || !$this instanceof $metadata) {
            throw new \InvalidArgumentException(
                sprintf(
                    'You can only merge instances of the same classes. Tried to merge "%s" with "%s".',
                    get_class($this),
                    get_class($metadata)
                )
            );
        }

        $inheritedVariables = get_object_vars($metadata);
        foreach ($inheritedVariables as $inheritedKey => $inheritedValue) {
            if ($this->{$inheritedKey} instanceof MetadataInterface) {
                $this->{$inheritedKey}->merge($inheritedValue);

                continue;
            }

            if (null !== $this->{$inheritedKey}) {
                continue;
            }

            $this->{$inheritedKey} = $inheritedValue;
        }
    }

    /**
     * {@inheritdoc}
     */
    public function toArray()
    {
        return array_map(
            function ($value) {
                if ($value instanceof MetadataInterface) {
                    $value = $value->toArray();
                }

                return $value;
            },
            get_object_vars($this)
        );
    }

    /**
     * {@inheritdoc}
     */
    public function forAll(callable $callable)
    {
        foreach (get_object_vars($this) as $key => $value) {
            $this->$key = $callable($value);
        }
    }
}