<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Application

 * @subpackage Resource

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id: Translate.php 22968 2010-09-18 19:50:02Z intiilapa $

 */

/**

 * @see Zend_Application_Resource_ResourceAbstract

 */

require_once 'Zend/Application/Resource/ResourceAbstract.php';

/**

 * Resource for setting translation options

 *

 * @uses       Zend_Application_Resource_ResourceAbstract

 * @category   Zend

 * @package    Zend_Application

 * @subpackage Resource

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_Application_Resource_Translate extends Zend_Application_Resource_ResourceAbstract

{

    const DEFAULT_REGISTRY_KEY = 'Zend_Translate';

    /**

     * @var Zend_Translate

     */

    protected $_translate;

    /**

     * Defined by Zend_Application_Resource_Resource

     *

     * @return Zend_Translate

     */

    public function init()

    {

        return $this->getTranslate();

    }

    /**

     * Retrieve translate object

     *

     * @return Zend_Translate

     * @throws Zend_Application_Resource_Exception if registry key was used

     *          already but is no instance of Zend_Translate

     */

    public function getTranslate()

    {

        if (null === $this->_translate) {

            $options = $this->getOptions();

            if (!isset($options['content']) && !isset($options['data'])) {

                require_once 'Zend/Application/Resource/Exception.php';

                throw new Zend_Application_Resource_Exception('No translation source data provided.');

            } else if (array_key_exists('content', $options) && array_key_exists('data', $options)) {

                require_once 'Zend/Application/Resource/Exception.php';

                throw new Zend_Application_Resource_Exception(

                    'Conflict on translation source data: choose only one key between content and data.'

                );

            }

            if (empty($options['adapter'])) {

                $options['adapter'] = Zend_Translate::AN_ARRAY;

            }

            if (!empty($options['data'])) {

                $options['content'] = $options['data'];

                unset($options['data']);

            }

            if (isset($options['options'])) {

                foreach($options['options'] as $key => $value) {

                    $options[$key] = $value;

                }

            }

            if (!empty($options['cache']) && is_string($options['cache'])) {

                $bootstrap = $this->getBootstrap();

                if ($bootstrap instanceof Zend_Application_Bootstrap_ResourceBootstrapper &&

                    $bootstrap->hasPluginResource('CacheManager')

                ) {

                    $cacheManager = $bootstrap->bootstrap('CacheManager')

                        ->getResource('CacheManager');

                    if (null !== $cacheManager &&

                        $cacheManager->hasCache($options['cache'])

                    ) {

                        $options['cache'] = $cacheManager->getCache($options['cache']);

                    }

                }

            }

            $key = (isset($options['registry_key']) && !is_numeric($options['registry_key']))

                 ? $options['registry_key']

                 : self::DEFAULT_REGISTRY_KEY;

            unset($options['registry_key']);

            if(Zend_Registry::isRegistered($key)) {

                $translate = Zend_Registry::get($key);

                if(!$translate instanceof Zend_Translate) {

                    require_once 'Zend/Application/Resource/Exception.php';

                    throw new Zend_Application_Resource_Exception($key

                                   . ' already registered in registry but is '

                                   . 'no instance of Zend_Translate');

                }

                $translate->addTranslation($options);

                $this->_translate = $translate;

            } else {

                $this->_translate = new Zend_Translate($options);

                Zend_Registry::set($key, $this->_translate);

            }

        }

        return $this->_translate;

    }

}