a33f580db1
The data supplied is never used in OwnCloud. Removed the call from all the apps, and made the public API function empty.
573 lines
16 KiB
PHP
Executable file
573 lines
16 KiB
PHP
Executable file
<?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 2012 Frank Karlitschek frank@owncloud.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 $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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static private $appInfo = array();
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static private $appTypes = array();
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/**
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* @brief loads all apps
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* @param array $types
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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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* if $types is set, only apps of those types will be loaded
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*/
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public static function loadApps($types=null){
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// Did we already load everything?
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if( self::$init ){
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return true;
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}
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// Load the enabled apps here
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$apps = self::getEnabledApps();
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// prevent app.php from printing output
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ob_start();
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foreach( $apps as $app ){
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if((is_null($types) or self::isType($app,$types))){
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self::loadApp($app);
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}
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}
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ob_end_clean();
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self::$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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* load a single app
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* @param string app
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*/
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public static function loadApp($app){
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if(is_file(OC::$APPSROOT.'/apps/'.$app.'/appinfo/app.php')){
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require_once( $app.'/appinfo/app.php' );
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}
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}
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/**
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* check if an app is of a specific type
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* @param string $app
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* @param string/array $types
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*/
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public static function isType($app,$types){
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if(is_string($types)){
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$types=array($types);
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}
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$appTypes=self::getAppTypes($app);
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foreach($types as $type){
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if(array_search($type,$appTypes)!==false){
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return true;
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}
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}
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return false;
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}
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/**
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* get the types of an app
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* @param string $app
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* @return array
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*/
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private static function getAppTypes($app){
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//load the cache
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if(count(self::$appTypes)==0){
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self::$appTypes=OC_Appconfig::getValues(false,'types');
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}
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if(isset(self::$appTypes[$app])){
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return explode(',',self::$appTypes[$app]);
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}else{
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return array();
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}
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}
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/**
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* read app types from info.xml and cache them in the database
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*/
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public static function setAppTypes($app){
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$appData=self::getAppInfo($app);
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if(isset($appData['types'])){
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$appTypes=implode(',',$appData['types']);
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}else{
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$appTypes='';
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}
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OC_Appconfig::setValue($app,'types',$appTypes);
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}
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/**
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* get all enabled apps
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*/
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public static function getEnabledApps(){
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$apps=array('files');
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$query = OC_DB::prepare( 'SELECT appid FROM *PREFIX*appconfig WHERE configkey = \'enabled\' AND configvalue=\'yes\'' );
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$result=$query->execute();
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while($row=$result->fetchRow()){
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if(array_search($row['appid'],$apps)===false){
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$apps[]=$row['appid'];
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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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* @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( $app ){
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if( 'files'==$app or '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( $app ){
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if(!OC_Installer::isInstalled($app)){
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// check if app is a shipped app or not. OCS apps have an integer as id, shipped apps use a string
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if(!is_numeric($app)){
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OC_Installer::installShippedApp($app);
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}else{
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$download=OC_OCSClient::getApplicationDownload($app,1);
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if(isset($download['downloadlink']) and $download['downloadlink']!='') {
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$app=OC_Installer::installApp(array('source'=>'http','href'=>$download['downloadlink']));
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}
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}
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}
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if($app!==false){
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// check if the app is compatible with this version of ownCloud
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$info=OC_App::getAppInfo($app);
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$version=OC_Util::getVersion();
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if(!isset($info['require']) or ($version[0]>$info['require'])){
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OC_Log::write('core','App "'.$info['name'].'" can\'t be installed because it is not compatible with this version of ownCloud',OC_Log::ERROR);
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return false;
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}else{
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OC_Appconfig::setValue( $app, 'enabled', 'yes' );
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return true;
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}
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}else{
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return false;
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}
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}
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/**
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* @brief disables 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 disabled in appconfig.
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*/
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public static function disable( $app ){
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// check if app is a shiped app or not. if not delete
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OC_Appconfig::setValue( $app, 'enabled', 'no' );
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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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$l=OC_L10N::get('core');
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$settings = array();
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// by default, settings only contain the help menu
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if(OC_Config::getValue('knowledgebaseenabled', true)==true){
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$settings = array(
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array( "id" => "help", "order" => 1000, "href" => OC_Helper::linkTo( "settings", "help.php" ), "name" => $l->t("Help"), "icon" => OC_Helper::imagePath( "settings", "help.svg" ))
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);
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}
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// if the user is logged-in
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if (OC_User::isLoggedIn()) {
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// personal menu
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$settings[] = array( "id" => "personal", "order" => 1, "href" => OC_Helper::linkTo( "settings", "personal.php" ), "name" => $l->t("Personal"), "icon" => OC_Helper::imagePath( "settings", "personal.svg" ));
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// if there're some settings forms
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if(!empty(self::$settingsForms))
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// settings menu
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$settings[]=array( "id" => "settings", "order" => 1000, "href" => OC_Helper::linkTo( "settings", "settings.php" ), "name" => $l->t("Settings"), "icon" => OC_Helper::imagePath( "settings", "settings.svg" ));
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// if the user is an admin
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if(OC_Group::inGroup( $_SESSION["user_id"], "admin" )) {
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// admin users menu
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$settings[] = array( "id" => "core_users", "order" => 2, "href" => OC_Helper::linkTo( "settings", "users.php" ), "name" => $l->t("Users"), "icon" => OC_Helper::imagePath( "settings", "users.svg" ));
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// admin apps menu
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$settings[] = array( "id" => "core_apps", "order" => 3, "href" => OC_Helper::linkTo( "settings", "apps.php" ).'?installed', "name" => $l->t("Apps"), "icon" => OC_Helper::imagePath( "settings", "apps.svg" ));
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$settings[]=array( "id" => "admin", "order" => 1000, "href" => OC_Helper::linkTo( "settings", "admin.php" ), "name" => $l->t("Admin"), "icon" => OC_Helper::imagePath( "settings", "admin.svg" ));
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}
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}
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$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 $list;
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}
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/**
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* get the last version of the app, either from appinfo/version or from appinfo/info.xml
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*/
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public static function getAppVersion($appid){
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$file=OC::$APPSROOT.'/apps/'.$appid.'/appinfo/version';
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$version=@file_get_contents($file);
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if($version){
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return $version;
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}else{
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$appData=self::getAppInfo($appid);
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return $appData['version'];
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}
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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 $appid id of the app or the path of the info.xml file
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* @param boolean path (optional)
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* @returns array
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*/
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public static function getAppInfo($appid,$path=false){
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if($path){
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$file=$appid;
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}else{
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if(isset(self::$appInfo[$appid])){
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return self::$appInfo[$appid];
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}
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$file=OC::$APPSROOT.'/apps/'.$appid.'/appinfo/info.xml';
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}
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$data=array();
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$content=@file_get_contents($file);
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if(!$content){
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return;
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}
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$xml = new SimpleXMLElement($content);
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$data['info']=array();
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$data['remote']=array();
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$data['public']=array();
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foreach($xml->children() as $child){
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if($child->getName()=='remote'){
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foreach($child->children() as $remote){
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$data['remote'][$remote->getName()]=(string)$remote;
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}
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}elseif($child->getName()=='public'){
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foreach($child->children() as $public){
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$data['public'][$public->getName()]=(string)$public;
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}
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}elseif($child->getName()=='types'){
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$data['types']=array();
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foreach($child->children() as $type){
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$data['types'][]=$type->getName();
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}
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}else{
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$data[$child->getName()]=(string)$child;
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}
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}
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self::$appInfo[$appid]=$data;
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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 $navigation;
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}
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/**
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* get the id of loaded app
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* @return string
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*/
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public static function getCurrentApp(){
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$script=substr($_SERVER["SCRIPT_NAME"],strlen(OC::$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::$APPSROOT.'/apps');
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while($file=readdir($dh)){
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if(substr($file,0,1)!='.' and is_file(OC::$APPSROOT.'/apps/'.$file.'/appinfo/app.php')){
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$apps[]=$file;
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}
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}
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return $apps;
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}
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/**
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* check if any apps need updating and update those
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*/
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public static function updateApps(){
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$versions = self::getAppVersions();
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//ensure files app is installed for upgrades
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if(!isset($versions['files'])){
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$versions['files']='0';
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}
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foreach( $versions as $app=>$installedVersion ){
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$currentVersion=OC_App::getAppVersion($app);
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if ($currentVersion) {
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if (version_compare($currentVersion, $installedVersion, '>')) {
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OC_Log::write($app,'starting app upgrade from '.$installedVersion.' to '.$currentVersion,OC_Log::DEBUG);
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OC_App::updateApp($app);
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OC_Appconfig::setValue($app,'installed_version',OC_App::getAppVersion($app));
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}
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}
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}
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// check if the current enabled apps are compatible with the current ownCloud version. disable them if not.
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// this is important if you upgrade ownCloud and have non ported 3rd party apps installed
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$apps =OC_App::getEnabledApps();
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$version=OC_Util::getVersion();
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foreach($apps as $app) {
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// check if the app is compatible with this version of ownCloud
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$info=OC_App::getAppInfo($app);
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if(!isset($info['require']) or ($version[0]>$info['require'])){
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OC_Log::write('core','App "'.$info['name'].'" can\'t be used because it is not compatible with this version of ownCloud',OC_Log::ERROR);
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OC_App::disable( $app );
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}
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}
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}
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/**
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* get the installed version of all papps
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*/
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public static function getAppVersions(){
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$versions=array();
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$query = OC_DB::prepare( 'SELECT appid, configvalue FROM *PREFIX*appconfig WHERE configkey = \'installed_version\'' );
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$result = $query->execute();
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while($row = $result->fetchRow()){
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$versions[$row['appid']]=$row['configvalue'];
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}
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return $versions;
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}
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/**
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* update the database for the app and call the update script
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* @param string appid
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*/
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public static function updateApp($appid){
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if(file_exists(OC::$APPSROOT.'/apps/'.$appid.'/appinfo/database.xml')){
|
|
OC_DB::updateDbFromStructure(OC::$APPSROOT.'/apps/'.$appid.'/appinfo/database.xml');
|
|
}
|
|
if(!self::isEnabled($appid)){
|
|
return;
|
|
}
|
|
if(file_exists(OC::$APPSROOT.'/apps/'.$appid.'/appinfo/update.php')){
|
|
include OC::$APPSROOT.'/apps/'.$appid.'/appinfo/update.php';
|
|
}
|
|
|
|
//set remote/public handelers
|
|
$appData=self::getAppInfo($appid);
|
|
foreach($appData['remote'] as $name=>$path){
|
|
OCP\CONFIG::setAppValue('core', 'remote_'.$name, '/apps/'.$appid.'/'.$path);
|
|
}
|
|
foreach($appData['public'] as $name=>$path){
|
|
OCP\CONFIG::setAppValue('core', 'public_'.$name, '/apps/'.$appid.'/'.$path);
|
|
}
|
|
|
|
self::setAppTypes($appid);
|
|
}
|
|
|
|
/**
|
|
* @param string appid
|
|
* @return OC_FilesystemView
|
|
*/
|
|
public static function getStorage($appid){
|
|
if(OC_App::isEnabled($appid)){//sanity check
|
|
if(OC_User::isLoggedIn()){
|
|
$view = new OC_FilesystemView('/'.OC_User::getUser());
|
|
if(!$view->file_exists($appid)) {
|
|
$view->mkdir($appid);
|
|
}
|
|
return new OC_FilesystemView('/'.OC_User::getUser().'/'.$appid);
|
|
}else{
|
|
OC_Log::write('core','Can\'t get app storage, app, user not logged in',OC_Log::ERROR);
|
|
return false;
|
|
}
|
|
}else{
|
|
OC_Log::write('core','Can\'t get app storage, app '.$appid.' not enabled',OC_Log::ERROR);
|
|
false;
|
|
}
|
|
}
|
|
}
|