348 lines
9.8 KiB
PHP
348 lines
9.8 KiB
PHP
<?php
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/**
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* ownCloud
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*
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* @author Frank Karlitschek
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* @author Jakob Sack
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* @copyright 2010 Frank Karlitschek karlitschek@kde.org
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* This class manages the apps. It allows them to register and integrate in the
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* owncloud ecosystem. Furthermore, this class is responsible for installing,
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* upgrading and removing apps.
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*/
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class OC_App{
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static private $init = false;
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static private $apps = array();
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static private $activeapp = '';
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static private $navigation = array();
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static private $settingsForms = array();
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static private $adminForms = array();
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static private $personalForms = array();
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/**
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* @brief loads all apps
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* @returns true/false
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*
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* This function walks through the owncloud directory and loads all apps
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* it can find. A directory contains an app if the file /appinfo/app.php
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* exists.
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*/
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public static function loadApps(){
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global $SERVERROOT;
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// Did we allready load everything?
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if( self::$init ){
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return true;
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}
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// Our very own core apps are hardcoded
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foreach( array( 'admin', 'files', 'log', 'help', 'settings' ) as $app ){
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require( $app.'/appinfo/app.php' );
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}
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// The rest comes here
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$apps = OC_Appconfig::getApps();
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foreach( $apps as $app ){
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if( self::isEnabled( $app )){
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if(is_file($SERVERROOT.'/apps/'.$app.'/appinfo/app.php')){
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require( 'apps/'.$app.'/appinfo/app.php' );
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}
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}
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}
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self::$init = true;
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// return
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return true;
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}
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/**
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* @brief checks whether or not an app is enabled
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* @param $app app
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* @returns true/false
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*
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* This function checks whether or not an app is enabled.
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*/
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public static function isEnabled( $app ){
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if( 'yes' == OC_Appconfig::getValue( $app, 'enabled' )){
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return true;
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}
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return false;
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}
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/**
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* @brief enables an app
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* @param $app app
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* @returns true/false
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*
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* This function set an app as enabled in appconfig.
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*/
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public static function enable( $app ){
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OC_Appconfig::setValue( $app, 'enabled', 'yes' );
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}
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/**
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* @brief enables an app
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* @param $app app
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* @returns true/false
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*
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* This function set an app as enabled in appconfig.
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*/
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public static function disable( $app ){
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OC_Appconfig::setValue( $app, 'enabled', 'no' );
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}
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/**
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* @brief makes owncloud aware of this app
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* @param $data array with all information
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* @returns true/false
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*
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* This function registers the application. $data is an associative array.
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* The following keys are required:
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* - id: id of the application, has to be unique ('addressbook')
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* - name: Human readable name ('Addressbook')
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* - version: array with Version (major, minor, bugfix) ( array(1, 0, 2))
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*
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* The following keys are optional:
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* - order: integer, that influences the position of your application in
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* a list of applications. Lower values come first.
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*
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*/
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public static function register( $data ){
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OC_App::$apps[] = $data;
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}
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/**
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* @brief returns information of all apps
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* @return array with all information
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*
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* This function returns all data it got via register().
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*/
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public static function get(){
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return OC_App::$apps;
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}
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/**
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* @brief adds an entry to the navigation
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* @param $data array containing the data
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* @returns true/false
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*
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* This function adds a new entry to the navigation visible to users. $data
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* is an associative array.
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* The following keys are required:
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* - id: unique id for this entry ('addressbook_index')
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* - href: link to the page
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* - name: Human readable name ('Addressbook')
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*
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* The following keys are optional:
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* - icon: path to the icon of the app
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* - order: integer, that influences the position of your application in
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* the navigation. Lower values come first.
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*/
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public static function addNavigationEntry( $data ){
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$data['active']=false;
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if(!isset($data['icon'])){
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$data['icon']='';
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}
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OC_App::$navigation[] = $data;
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return true;
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}
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/**
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* @brief marks a navigation entry as active
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* @param $id id of the entry
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* @returns true/false
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*
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* This function sets a navigation entry as active and removes the 'active'
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* property from all other entries. The templates can use this for
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* highlighting the current position of the user.
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*/
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public static function setActiveNavigationEntry( $id ){
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self::$activeapp = $id;
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return true;
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}
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/**
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* @brief gets the active Menu entry
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* @returns id or empty string
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*
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* This function returns the id of the active navigation entry (set by
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* setActiveNavigationEntry
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*/
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public static function getActiveNavigationEntry(){
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return self::$activeapp;
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}
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/**
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* @brief Returns the Settings Navigation
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* @returns associative array
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*
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* This function returns an array containing all settings pages added. The
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* entries are sorted by the key 'order' ascending.
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*/
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public static function getSettingsNavigation(){
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$l=new OC_L10N('core');
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$admin=array(
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array( "id" => "core_users", "order" => 2, "href" => OC_Helper::linkTo( "admin", "users.php" ), "name" => $l->t("Users"), "icon" => OC_Helper::imagePath( "admin", "users.png" )),
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array( "id" => "core_apps", "order" => 3, "href" => OC_Helper::linkTo( "admin", "apps.php?installed" ), "name" => $l->t("Apps"), "icon" => OC_Helper::imagePath( "admin", "apps.png" )),
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array( "id" => "files_administration", "order" => 3, "href" => OC_Helper::linkTo( "files", "admin.php" ), "name" => $l->t("Files"), "icon" => OC_Helper::imagePath( "files", "folder.png" )),
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);
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$settings=array(
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array( "id" => "help", "order" => 1000, "href" => OC_Helper::linkTo( "help", "index.php" ), "name" => $l->t("Help"), "icon" => OC_Helper::imagePath( "help", "help.png" )),
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array( "id" => "settings", "order" => 1, "href" => OC_Helper::linkTo( "settings", "index.php" ), "name" => $l->t("Personal"), "icon" => OC_Helper::imagePath( "settings", "personal.png" ))
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);
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if( OC_Group::inGroup( $_SESSION["user_id"], "admin" )){
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$settings=array_merge($admin,$settings);
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}
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$navigation = self::proceedNavigation($settings);
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return $navigation;
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}
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/// This is private as well. It simply works, so don't ask for more details
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private static function proceedNavigation( $list ){
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foreach( $list as &$naventry ){
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$naventry['subnavigation'] = array();
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if( $naventry['id'] == self::$activeapp ){
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$naventry['active'] = true;
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}
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else{
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$naventry['active'] = false;
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}
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} unset( $naventry );
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usort( $list, create_function( '$a, $b', 'if( $a["order"] == $b["order"] ){return 0;}elseif( $a["order"] < $b["order"] ){return -1;}else{return 1;}' ));
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return $list;
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}
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/**
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* @brief Read app metadata from the info.xml file
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* @param string $appid id of the app or the path of the info.xml file
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* @returns array
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*/
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public static function getAppInfo($appid){
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if(is_file($appid)){
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$file=$appid;
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}else{
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$file=OC::$SERVERROOT.'/apps/'.$appid.'/appinfo/info.xml';
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if(!is_file($file)){
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return array();
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}
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}
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$data=array();
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$content=file_get_contents($file);
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$xml = new SimpleXMLElement($content);
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$data['info']=array();
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foreach($xml->children() as $child){
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$data[$child->getName()]=(string)$child;
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}
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return $data;
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}
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/**
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* @brief Returns the navigation
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* @returns associative array
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*
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* This function returns an array containing all entries added. The
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* entries are sorted by the key 'order' ascending. Additional to the keys
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* given for each app the following keys exist:
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* - active: boolean, signals if the user is on this navigation entry
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* - children: array that is empty if the key 'active' is false or
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* contains the subentries if the key 'active' is true
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*/
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public static function getNavigation(){
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$navigation = self::proceedNavigation( self::$navigation );
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return $navigation;
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}
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/**
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* get the id of loaded app
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* @return string
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*/
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public static function getCurrentApp(){
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global $WEBROOT;
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$script=substr($_SERVER["SCRIPT_NAME"],strlen($WEBROOT)+1);
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$topFolder=substr($script,0,strpos($script,'/'));
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if($topFolder=='apps'){
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$length=strlen($topFolder);
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return substr($script,$length+1,strpos($script,'/',$length+1)-$length-1);
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}else{
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return $topFolder;
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}
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}
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/**
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* get the forms for either settings, admin or personal
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*/
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public static function getForms($type){
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$forms=array();
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switch($type){
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case 'settings':
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$source=self::$settingsForms;
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break;
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case 'admin':
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$source=self::$adminForms;
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break;
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case 'personal':
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$source=self::$personalForms;
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break;
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}
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foreach($source as $form){
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$forms[]=include $form;
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}
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return $forms;
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}
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/**
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* register a settings form to be shown
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*/
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public static function registerSettings($app,$page){
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self::$settingsForms[]='apps/'.$app.'/'.$page.'.php';
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}
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/**
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* register an admin form to be shown
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*/
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public static function registerAdmin($app,$page){
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self::$adminForms[]='apps/'.$app.'/'.$page.'.php';
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}
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/**
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* register a personal form to be shown
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*/
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public static function registerPersonal($app,$page){
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self::$personalForms[]='apps/'.$app.'/'.$page.'.php';
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}
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/**
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* get a list of all apps in the apps folder
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*/
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public static function getAllApps(){
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$apps=array();
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$dh=opendir(OC::$SERVERROOT.'/apps');
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while($file=readdir($dh)){
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if(is_file(OC::$SERVERROOT.'/apps/'.$file.'/appinfo/app.php')){
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$apps[]=$file;
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}
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}
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return $apps;
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}
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}
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