Source of file EventFactoryImpl.php

<?php

/**

 * This factory knows which event to return according to a given raw message

 * from ami.

 *

 * PHP Version 5

 *

 * @category   Pami

 * @package    Event

 * @subpackage Factory.Impl

 * @author     Marcelo Gornstein <marcelog@gmail.com>

 * @license    http://marcelog.github.com/PAMI/ Apache License 2.0

 * @version    SVN: $Id$

 * @link       http://marcelog.github.com/PAMI/

 *

 * Copyright 2011 Marcelo Gornstein <marcelog@gmail.com>

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 *

 */

namespace PAMI\Message\Event\Factory\Impl;

use PAMI\Message\Event\EventMessage;

use PAMI\Message\Event\UnknownEvent;

use PAMI\Message\Message;

use PAMI\Exception\PAMIException;

/**

 * This factory knows which event to return according to a given raw message

 * from ami.

 *

 * PHP Version 5

 *

 * @category   Pami

 * @package    Event

 * @subpackage Factory.Impl

 * @author     Marcelo Gornstein <marcelog@gmail.com>

 * @license    http://marcelog.github.com/PAMI/ Apache License 2.0

 * @link       http://marcelog.github.com/PAMI/

 */

class EventFactoryImpl

{

    /**

     * This is our factory method.

     *

     * @param string $message Literall message as received from ami.

     *

     * @return EventMessage

     */

    public function createFromRaw($message)

    {

        $eventStart = strpos($message, 'Event: ') + 7;

        $eventEnd = strpos($message, Message::EOL, $eventStart);

        if ($eventEnd === false) {

            $eventEnd = strlen($message);

        }

        $name = substr($message, $eventStart, $eventEnd - $eventStart);

        $parts = explode('_', $name);

        $totalParts = count($parts);

        for ($i = 0; $i < $totalParts; $i++) {

            $parts[$i] = ucfirst($parts[$i]);

        }

        $name = implode('', $parts);

        $className = '\\PAMI\\Message\\Event\\' . $name . 'Event';

        if (class_exists($className, true)) {

            return new $className($message);

        }

        return new UnknownEvent($message);

    }

    /**

     * Constructor. Nothing to see here, move along.

     *

     * @return void

     */

    public function __construct()

    {

    }

}