app.php

<?php
/**
 * ownCloud
 *
 * @author Frank Karlitschek
 * @author Jakob Sack
 * @copyright 2010 Frank Karlitschek karlitschek@kde.org
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
 *
 * You should have received a copy of the GNU Affero General Public
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

/**
 * This class manages the apps. It allows them to register and integrate in the
 * owncloud ecosystem. Furthermore, this class is responsible for installing,
 * upgrading and removing apps.
 */
class OC_App{
	static private $init = false;
	static private $apps = array();
	static private $activeapp = '';
	static private $navigation = array();
	static private $settingsForms = array();
	static private $adminForms = array();
	static private $personalForms = array();

	/**
	 * @brief loads all apps
	 * @returns true/false
	 *
	 * This function walks through the owncloud directory and loads all apps
	 * it can find. A directory contains an app if the file /appinfo/app.php
	 * exists.
	 */
	public static function loadApps(){
		// Did we allready load everything?
		if( self::$init ){
			return true;
		}

		// Our very own core apps are hardcoded
		foreach( array('files', 'settings') as $app ){
			require( $app.'/appinfo/app.php' );
		}

		// The rest comes here
		$apps = OC_Appconfig::getApps();
		foreach( $apps as $app ){
			if( self::isEnabled( $app )){
				if(is_file(OC::$SERVERROOT.'/apps/'.$app.'/appinfo/app.php')){
					require( 'apps/'.$app.'/appinfo/app.php' );
				}
			}
		}

		self::$init = true;

		// return
		return true;