<?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_Translate

 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

 * @version    $Id: Csv.php 24593 2012-01-05 20:35:02Z matthew $

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

 */

/** Zend_Locale */

require_once 'Zend/Locale.php';

/** Zend_Translate_Adapter */

require_once 'Zend/Translate/Adapter.php';

/**

 * @category   Zend

 * @package    Zend_Translate

 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

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

 */

class Zend_Translate_Adapter_Csv extends Zend_Translate_Adapter

{

    private $_data    = array();

    /**

     * Generates the adapter

     *

     * @param  array|Zend_Config $options Translation content

     */

    public function __construct($options = array())

    {

        $this->_options['delimiter'] = ";";

        $this->_options['length']    = 0;

        $this->_options['enclosure'] = '"';

        if ($options instanceof Zend_Config) {

            $options = $options->toArray();

        } else if (func_num_args() > 1) {

            $args               = func_get_args();

            $options            = array();

            $options['content'] = array_shift($args);

            if (!empty($args)) {

                $options['locale'] = array_shift($args);

            }

            if (!empty($args)) {

                $opt     = array_shift($args);

                $options = array_merge($opt, $options);

            }

        } else if (!is_array($options)) {

            $options = array('content' => $options);

        }

        parent::__construct($options);

    }

    /**

     * Load translation data

     *

     * @param  string|array  $filename  Filename and full path to the translation source

     * @param  string        $locale    Locale/Language to add data for, identical with locale identifier,

     *                                  see Zend_Locale for more information

     * @param  array         $option    OPTIONAL Options to use

     * @return array

     */

    protected function _loadTranslationData($filename, $locale, array $options = array())

    {

        $this->_data = array();

        $options     = $options + $this->_options;

        $this->_file = @fopen($filename, 'rb');

        if (!$this->_file) {

            require_once 'Zend/Translate/Exception.php';

            throw new Zend_Translate_Exception('Error opening translation file \'' . $filename . '\'.');

        }

        while(($data = fgetcsv($this->_file, $options['length'], $options['delimiter'], $options['enclosure'])) !== false) {

            if (substr($data[0], 0, 1) === '#') {

                continue;

            }

            if (!isset($data[1])) {

                continue;

            }

            if (count($data) == 2) {

                $this->_data[$locale][$data[0]] = $data[1];

            } else {

                $singular = array_shift($data);

                $this->_data[$locale][$singular] = $data;

            }

        }

        return $this->_data;

    }

    /**

     * returns the adapters name

     *

     * @return string

     */

    public function toString()

    {

        return "Csv";

    }

}