Openl10n\Component\Translation\MessageCatalogue\DoctrineCacheCatalogueLoader

Complexity

Total Complexity

4

Size/Duplication

Total Lines	48
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Importance

Changes	1
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	loadCatalogue()	0	18	3

<?php

/*
 * This file is part of the openl10n package.
 *
 * (c) Matthieu Moquet <matthieu@moquet.net>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

namespace Openl10n\Component\Translation\MessageCatalogue;

use Doctrine\Common\Cache\Cache;
use Symfony\Component\Translation\MessageCatalogueInterface;

/**
 * Catalogue loader using the doctrine/cache component.
 */
class DoctrineCacheCatalogueLoader implements MessageCatalogueLoader
{
    /**
     * Decorated catalogue loader.
     *
     * @var MessageCatalogueLoader
     */
    protected $catalogueLoader;

    /**
     * Cache provider.
     *
     * @var Cache
     */
    protected $cache;

    /**
     * @param MessageCatalogueLoader $catalogueLoader
     * @param Cache                  $cache
     */
    public function __construct(MessageCatalogueLoader $catalogueLoader, Cache $cache)
    {
        $this->catalogueLoader = $catalogueLoader;
        $this->cache = $cache;
    }

    /**
     * {@inheritdoc}
     */
    public function loadCatalogue($locale)
    {
        if ($this->cache->contains($locale)) {
            $catalogue = $this->cache->fetch($locale);

            // Ensure returned object from cache is the correct instance.
            // Because cache may have been corrupted.
            if ($catalogue instanceof MessageCatalogueInterface) {
                return $catalogue;
            }
        }

        $catalogue = $this->catalogueLoader->loadCatalogue($locale);

        $this->cache->save($locale, $catalogue);

        return $catalogue;
    }
}