<?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: Mail.php 21015 2010-02-11 01:56:02Z freak $

 */

/**

 * @see Zend_Application_Resource_ResourceAbstract

 */

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

/**

 * Resource for setting up Mail Transport and default From & ReplyTo addresses

 *

 * @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_Mail extends Zend_Application_Resource_ResourceAbstract

{

    /**

     * @var Zend_Mail_Transport_Abstract

     */

    protected $_transport;

    public function init() {

        return $this->getMail();

    }

    /**

     *

     * @return Zend_Mail_Transport_Abstract|null

     */

    public function getMail()

    {

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

            $options = $this->getOptions();

            foreach($options as $key => $option) {

                $options[strtolower($key)] = $option;         

            }

            $this->setOptions($options);

            if(isset($options['transport']) &&

               !is_numeric($options['transport']))

            {

                $this->_transport = $this->_setupTransport($options['transport']);

                if(!isset($options['transport']['register']) ||

                   $options['transport']['register'] == '1' ||

                   (isset($options['transport']['register']) &&

                        !is_numeric($options['transport']['register']) &&

                        (bool) $options['transport']['register'] == true))

                {

                    Zend_Mail::setDefaultTransport($this->_transport);

                }

            }

            $this->_setDefaults('from');

            $this->_setDefaults('replyTo');

        }

        return $this->_transport;

    }

    protected function _setDefaults($type) {

        $key = strtolower('default' . $type);

        $options = $this->getOptions();

        if(isset($options[$key]['email']) &&

           !is_numeric($options[$key]['email']))

        {

            $method = array('Zend_Mail', 'setDefault' . ucfirst($type));

            if(isset($options[$key]['name']) &&

               !is_numeric($options[$key]['name']))

            {

                call_user_func($method, $options[$key]['email'],

                                        $options[$key]['name']);

            } else {

                call_user_func($method, $options[$key]['email']);

            }

        }

    }

    protected function _setupTransport($options)

    {

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

    		$options['type'] = 'sendmail';

    	}

        $transportName = $options['type'];

        if(!Zend_Loader_Autoloader::autoload($transportName))

        {

            $transportName = ucfirst(strtolower($transportName));

            if(!Zend_Loader_Autoloader::autoload($transportName))

            {

                $transportName = 'Zend_Mail_Transport_' . $transportName;

                if(!Zend_Loader_Autoloader::autoload($transportName)) {

                    throw new Zend_Application_Resource_Exception(

                        "Specified Mail Transport '{$transportName}'"

                        . 'could not be found'

                    );

                }

            }

        }

        unset($options['type']);

        switch($transportName) {

            case 'Zend_Mail_Transport_Smtp':

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

                    throw new Zend_Application_Resource_Exception(

                        'A host is necessary for smtp transport,'

                        .' but none was given');

                }

                $transport = new $transportName($options['host'], $options);

                break;

            case 'Zend_Mail_Transport_Sendmail':

            default:

                $transport = new $transportName($options);

                break;

        }

        return $transport;

    }

}