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<?php
namespace Omeka\Mvc\Controller\Plugin;

use Zend\I18n\Translator\TranslatorInterface;
use Zend\Mvc\Controller\Plugin\AbstractPlugin;

/**
 * Controller plugin for translating a message.
 */
class Translate extends AbstractPlugin
{
    /**
     * @var TranslatorInterface
     */
    protected $translator;

    /**
     * Construct the plugin.
     *
     * @param TranslatorInterface $translator
     */
    public function __construct(TranslatorInterface $translator)
    {
        $this->translator = $translator;
    }

    /**
     * Translate a message
     *
     * @param  string $message
     * @param  string $textDomain
     * @param  string $locale
     * @return string
     */
    public function __invoke($message, $textDomain = 'default', $locale = null)
    {
        return $this->translator->translate($message, $textDomain, $locale);
    }
}