java/src/messenger/webim/libs/classes/plugin.php

<?php
/*
 * Copyright 2005-2013 the original author or authors.
 *
 * 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.
 */

/**
 * Base plugin class
 */
abstract Class Plugin {

	/**
	 * Constructor must set this value to true after successful initialization
	 * failures
	 * @var boolean
	 */
	public $initialized = false;

	/**
	 * An array of plugin configuration
	 * @var array
	 */
	protected $config = array();

	/**
	 * Returns plugin weight. Weight is used for determine loading order and as default
	 * listner priority.
	 *
	 * @return int Plugin weight
	 */
	abstract public function getWeight();

	/**
	 * Register events
	 */
	abstract public function registerEvents();

	/**
	 * Register listeners
	 */
	abstract public function registerListeners();

}

?>