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Filename :
AbstractOperation.php
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<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Translation\Catalogue; use Symfony\Component\Translation\MessageCatalogue; use Symfony\Component\Translation\MessageCatalogueInterface; /** * Base catalogues binary operation class. * * @author Jean-François Simon <contact@jfsimon.fr> */ abstract class AbstractOperation implements OperationInterface { /** * @var MessageCatalogueInterface */ protected $source; /** * @var MessageCatalogueInterface */ protected $target; /** * @var MessageCatalogue */ protected $result; /** * @var null|array */ private $domains; /** * @var array */ protected $messages; /** * @param MessageCatalogueInterface $source * @param MessageCatalogueInterface $target * * @throws \LogicException */ public function __construct(MessageCatalogueInterface $source, MessageCatalogueInterface $target) { if ($source->getLocale() !== $target->getLocale()) { throw new \LogicException('Operated catalogues must belong to the same locale.'); } $this->source = $source; $this->target = $target; $this->result = new MessageCatalogue($source->getLocale()); $this->domains = null; $this->messages = array(); } /** * {@inheritdoc} */ public function getDomains() { if (null === $this->domains) { $this->domains = array_values(array_unique(array_merge($this->source->getDomains(), $this->target->getDomains()))); } return $this->domains; } /** * {@inheritdoc} */ public function getMessages($domain) { if (!in_array($domain, $this->getDomains())) { throw new \InvalidArgumentException(sprintf('Invalid domain: %s.', $domain)); } if (!isset($this->messages[$domain]['all'])) { $this->processDomain($domain); } return $this->messages[$domain]['all']; } /** * {@inheritdoc} */ public function getNewMessages($domain) { if (!in_array($domain, $this->getDomains())) { throw new \InvalidArgumentException(sprintf('Invalid domain: %s.', $domain)); } if (!isset($this->messages[$domain]['new'])) { $this->processDomain($domain); } return $this->messages[$domain]['new']; } /** * {@inheritdoc} */ public function getObsoleteMessages($domain) { if (!in_array($domain, $this->getDomains())) { throw new \InvalidArgumentException(sprintf('Invalid domain: %s.', $domain)); } if (!isset($this->messages[$domain]['obsolete'])) { $this->processDomain($domain); } return $this->messages[$domain]['obsolete']; } /** * {@inheritdoc} */ public function getResult() { foreach ($this->getDomains() as $domain) { if (!isset($this->messages[$domain])) { $this->processDomain($domain); } } return $this->result; } /** * @param string $domain */ abstract protected function processDomain($domain); }