570 lines
17 KiB
PHP
570 lines
17 KiB
PHP
<?php
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/**
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* @author Arthur Schiwon <blizzz@owncloud.com>
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* @author Bart Visscher <bartv@thisnet.nl>
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* @author Brice Maron <brice@bmaron.net>
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* @author Christopher Schäpers <kondou@ts.unde.re>
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* @author Felix Moeller <mail@felixmoeller.de>
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* @author Frank Karlitschek <frank@owncloud.org>
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* @author Georg Ehrke <georg@owncloud.com>
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* @author Jakob Sack <mail@jakobsack.de>
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* @author Joas Schilling <nickvergessen@owncloud.com>
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* @author Jörn Friedrich Dreyer <jfd@butonic.de>
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* @author Kamil Domanski <kdomanski@kdemail.net>
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* @author Lukas Reschke <lukas@owncloud.com>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <icewind@owncloud.com>
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* @author Robin McCorkell <rmccorkell@karoshi.org.uk>
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* @author root <root@oc.(none)>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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* @author Thomas Tanghus <thomas@tanghus.net>
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* @author Vincent Petry <pvince81@owncloud.com>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program 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 License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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use OC\OCSClient;
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/**
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* This class provides the functionality needed to install, update and remove plugins/apps
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*/
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class OC_Installer{
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/**
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*
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* This function installs an app. All information needed are passed in the
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* associative array $data.
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* The following keys are required:
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* - source: string, can be "path" or "http"
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*
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* One of the following keys is required:
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* - path: path to the file containing the app
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* - href: link to the downloadable file containing the app
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*
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* The following keys are optional:
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* - pretend: boolean, if set true the system won't do anything
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* - noinstall: boolean, if true appinfo/install.php won't be loaded
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* - inactive: boolean, if set true the appconfig/app.sample.php won't be
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* renamed
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*
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* This function works as follows
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* -# fetching the file
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* -# unzipping it
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* -# check the code
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* -# installing the database at appinfo/database.xml
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* -# including appinfo/install.php
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* -# setting the installed version
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*
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* It is the task of oc_app_install to create the tables and do whatever is
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* needed to get the app working.
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*
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* Installs an app
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* @param array $data with all information
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* @throws \Exception
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* @return integer
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*/
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public static function installApp( $data = array()) {
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$l = \OC::$server->getL10N('lib');
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list($extractDir, $path) = self::downloadApp($data);
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$info = self::checkAppsIntegrity($data, $extractDir, $path);
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$basedir=OC_App::getInstallPath().'/'.$info['id'];
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//check if the destination directory already exists
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if(is_dir($basedir)) {
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OC_Helper::rmdirr($extractDir);
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if($data['source']=='http') {
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unlink($path);
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}
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throw new \Exception($l->t("App directory already exists"));
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}
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if(!empty($data['pretent'])) {
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return false;
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}
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//copy the app to the correct place
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if(@!mkdir($basedir)) {
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OC_Helper::rmdirr($extractDir);
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if($data['source']=='http') {
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unlink($path);
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}
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throw new \Exception($l->t("Can't create app folder. Please fix permissions. %s", array($basedir)));
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}
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$extractDir .= '/' . $info['id'];
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OC_Helper::copyr($extractDir, $basedir);
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//remove temporary files
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OC_Helper::rmdirr($extractDir);
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//install the database
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if(is_file($basedir.'/appinfo/database.xml')) {
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if (OC_Appconfig::getValue($info['id'], 'installed_version') === null) {
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OC_DB::createDbFromStructure($basedir.'/appinfo/database.xml');
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} else {
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OC_DB::updateDbFromStructure($basedir.'/appinfo/database.xml');
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}
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}
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//run appinfo/install.php
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if((!isset($data['noinstall']) or $data['noinstall']==false) and file_exists($basedir.'/appinfo/install.php')) {
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include $basedir.'/appinfo/install.php';
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}
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//set the installed version
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OC_Appconfig::setValue($info['id'], 'installed_version', OC_App::getAppVersion($info['id']));
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OC_Appconfig::setValue($info['id'], 'enabled', 'no');
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//set remote/public handelers
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foreach($info['remote'] as $name=>$path) {
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OCP\CONFIG::setAppValue('core', 'remote_'.$name, $info['id'].'/'.$path);
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}
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foreach($info['public'] as $name=>$path) {
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OCP\CONFIG::setAppValue('core', 'public_'.$name, $info['id'].'/'.$path);
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}
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OC_App::setAppTypes($info['id']);
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return $info['id'];
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}
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/**
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* @brief checks whether or not an app is installed
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* @param string $app app
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* @returns bool
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*
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* Checks whether or not an app is installed, i.e. registered in apps table.
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*/
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public static function isInstalled( $app ) {
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return (OC_Appconfig::getValue($app, "installed_version") !== null);
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}
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/**
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* @brief Update an application
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* @param array $info
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* @param bool $isShipped
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*
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* This function could work like described below, but currently it disables and then
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* enables the app again. This does result in an updated app.
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*
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*
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* This function installs an app. All information needed are passed in the
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* associative array $info.
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* The following keys are required:
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* - source: string, can be "path" or "http"
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*
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* One of the following keys is required:
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* - path: path to the file containing the app
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* - href: link to the downloadable file containing the app
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*
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* The following keys are optional:
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* - pretend: boolean, if set true the system won't do anything
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* - noupgrade: boolean, if true appinfo/upgrade.php won't be loaded
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*
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* This function works as follows
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* -# fetching the file
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* -# removing the old files
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* -# unzipping new file
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* -# including appinfo/upgrade.php
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* -# setting the installed version
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*
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* upgrade.php can determine the current installed version of the app using
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* "OC_Appconfig::getValue($appid, 'installed_version')"
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*/
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public static function updateApp( $info=array(), $isShipped=false) {
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list($extractDir, $path) = self::downloadApp($info);
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$info = self::checkAppsIntegrity($info, $extractDir, $path, $isShipped);
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$currentDir = OC_App::getAppPath($info['id']);
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$basedir = OC_App::getInstallPath();
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$basedir .= '/';
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$basedir .= $info['id'];
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if($currentDir !== false && is_writable($currentDir)) {
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$basedir = $currentDir;
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}
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if(is_dir($basedir)) {
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OC_Helper::rmdirr($basedir);
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}
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$appInExtractDir = $extractDir;
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if (substr($extractDir, -1) !== '/') {
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$appInExtractDir .= '/';
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}
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$appInExtractDir .= $info['id'];
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OC_Helper::copyr($appInExtractDir, $basedir);
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OC_Helper::rmdirr($extractDir);
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return OC_App::updateApp($info['id']);
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}
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/**
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* update an app by it's id
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*
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* @param integer $ocsId
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* @return bool
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* @throws Exception
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*/
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public static function updateAppByOCSId($ocsId) {
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$ocsClient = new OCSClient(
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\OC::$server->getHTTPClientService(),
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\OC::$server->getConfig(),
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\OC::$server->getLogger()
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);
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$appData = $ocsClient->getApplication($ocsId, \OC_Util::getVersion());
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$download = $ocsClient->getApplicationDownload($ocsId, \OC_Util::getVersion());
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if (isset($download['downloadlink']) && trim($download['downloadlink']) !== '') {
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$download['downloadlink'] = str_replace(' ', '%20', $download['downloadlink']);
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$info = array(
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'source' => 'http',
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'href' => $download['downloadlink'],
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'appdata' => $appData
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);
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} else {
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throw new \Exception('Could not fetch app info!');
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}
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return self::updateApp($info);
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}
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/**
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* @param array $data
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* @return array
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* @throws Exception
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*/
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public static function downloadApp($data = array()) {
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$l = \OC::$server->getL10N('lib');
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if(!isset($data['source'])) {
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throw new \Exception($l->t("No source specified when installing app"));
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}
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//download the file if necessary
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if($data['source']=='http') {
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$pathInfo = pathinfo($data['href']);
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$path=OC_Helper::tmpFile('.' . $pathInfo['extension']);
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if(!isset($data['href'])) {
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throw new \Exception($l->t("No href specified when installing app from http"));
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}
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$client = \OC::$server->getHTTPClientService()->newClient();
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$client->get($data['href'], ['save_to' => $path]);
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} else {
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if(!isset($data['path'])) {
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throw new \Exception($l->t("No path specified when installing app from local file"));
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}
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$path=$data['path'];
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}
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//detect the archive type
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$mime=OC_Helper::getMimeType($path);
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if ($mime !=='application/zip' && $mime !== 'application/x-gzip') {
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throw new \Exception($l->t("Archives of type %s are not supported", array($mime)));
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}
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//extract the archive in a temporary folder
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$extractDir=OC_Helper::tmpFolder();
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OC_Helper::rmdirr($extractDir);
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mkdir($extractDir);
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if($archive=OC_Archive::open($path)) {
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$archive->extract($extractDir);
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} else {
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OC_Helper::rmdirr($extractDir);
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if($data['source']=='http') {
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unlink($path);
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}
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throw new \Exception($l->t("Failed to open archive when installing app"));
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}
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return array(
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$extractDir,
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$path
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);
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}
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/**
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* check an app's integrity
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* @param array $data
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* @param string $extractDir
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* @param bool $isShipped
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* @return array
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* @throws \Exception
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*/
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public static function checkAppsIntegrity($data, $extractDir, $path, $isShipped=false) {
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$l = \OC::$server->getL10N('lib');
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//load the info.xml file of the app
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if(!is_file($extractDir.'/appinfo/info.xml')) {
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//try to find it in a subdir
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$dh=opendir($extractDir);
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if(is_resource($dh)) {
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while (($folder = readdir($dh)) !== false) {
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if($folder[0]!='.' and is_dir($extractDir.'/'.$folder)) {
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if(is_file($extractDir.'/'.$folder.'/appinfo/info.xml')) {
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$extractDir.='/'.$folder;
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}
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}
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}
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}
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}
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if(!is_file($extractDir.'/appinfo/info.xml')) {
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OC_Helper::rmdirr($extractDir);
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if($data['source']=='http') {
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unlink($path);
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}
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throw new \Exception($l->t("App does not provide an info.xml file"));
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}
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$info=OC_App::getAppInfo($extractDir.'/appinfo/info.xml', true);
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// check the code for not allowed calls
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if(!$isShipped && !OC_Installer::checkCode($extractDir)) {
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OC_Helper::rmdirr($extractDir);
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throw new \Exception($l->t("App can't be installed because of not allowed code in the App"));
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}
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// check if the app is compatible with this version of ownCloud
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if(!OC_App::isAppCompatible(OC_Util::getVersion(), $info)) {
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OC_Helper::rmdirr($extractDir);
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throw new \Exception($l->t("App can't be installed because it is not compatible with this version of ownCloud"));
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}
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// check if shipped tag is set which is only allowed for apps that are shipped with ownCloud
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if(!$isShipped && isset($info['shipped']) && ($info['shipped']=='true')) {
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OC_Helper::rmdirr($extractDir);
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throw new \Exception($l->t("App can't be installed because it contains the <shipped>true</shipped> tag which is not allowed for non shipped apps"));
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}
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// check if the ocs version is the same as the version in info.xml/version
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$versionFile= $extractDir.'/appinfo/version';
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if(is_file($versionFile)) {
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$version = trim(file_get_contents($versionFile));
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}else{
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$version = trim($info['version']);
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}
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if(isset($data['appdata']['version']) && $version<>trim($data['appdata']['version'])) {
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OC_Helper::rmdirr($extractDir);
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throw new \Exception($l->t("App can't be installed because the version in info.xml/version is not the same as the version reported from the app store"));
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}
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return $info;
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}
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/**
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* Check if an update for the app is available
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* @param string $app
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* @return string|false false or the version number of the update
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*
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* The function will check if an update for a version is available
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*/
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public static function isUpdateAvailable( $app ) {
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static $isInstanceReadyForUpdates = null;
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if ($isInstanceReadyForUpdates === null) {
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$installPath = OC_App::getInstallPath();
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if ($installPath === false || $installPath === null) {
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$isInstanceReadyForUpdates = false;
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} else {
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$isInstanceReadyForUpdates = true;
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}
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}
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if ($isInstanceReadyForUpdates === false) {
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return false;
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}
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$ocsid=OC_Appconfig::getValue( $app, 'ocsid', '');
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if($ocsid<>'') {
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$ocsClient = new OCSClient(
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\OC::$server->getHTTPClientService(),
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\OC::$server->getConfig(),
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\OC::$server->getLogger()
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);
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$ocsdata = $ocsClient->getApplication($ocsid, \OC_Util::getVersion());
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$ocsversion= (string) $ocsdata['version'];
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$currentversion=OC_App::getAppVersion($app);
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if (version_compare($ocsversion, $currentversion, '>')) {
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return($ocsversion);
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}else{
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return false;
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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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* Check if app is already downloaded
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* @param string $name name of the application to remove
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* @return boolean
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*
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* The function will check if the app is already downloaded in the apps repository
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*/
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public static function isDownloaded( $name ) {
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foreach(OC::$APPSROOTS as $dir) {
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$dirToTest = $dir['path'];
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$dirToTest .= '/';
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$dirToTest .= $name;
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$dirToTest .= '/';
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if (is_dir($dirToTest)) {
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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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* Removes an app
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* @param string $name name of the application to remove
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* @param array $options options
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* @return boolean
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*
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* This function removes an app. $options is an associative array. The
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* following keys are optional:ja
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* - keeppreferences: boolean, if true the user preferences won't be deleted
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* - keepappconfig: boolean, if true the config will be kept
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* - keeptables: boolean, if true the database will be kept
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* - keepfiles: boolean, if true the user files will be kept
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*
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* This function works as follows
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* -# including appinfo/remove.php
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* -# removing the files
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*
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* The function will not delete preferences, tables and the configuration,
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* this has to be done by the function oc_app_uninstall().
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*/
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public static function removeApp( $name, $options = array()) {
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if(isset($options['keeppreferences']) and $options['keeppreferences']==false ) {
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// todo
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// remove preferences
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}
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if(isset($options['keepappconfig']) and $options['keepappconfig']==false ) {
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// todo
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// remove app config
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}
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if(isset($options['keeptables']) and $options['keeptables']==false ) {
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// todo
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// remove app database tables
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}
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if(isset($options['keepfiles']) and $options['keepfiles']==false ) {
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// todo
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// remove user files
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}
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if(OC_Installer::isDownloaded( $name )) {
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$appdir=OC_App::getInstallPath().'/'.$name;
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OC_Helper::rmdirr($appdir);
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return true;
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}else{
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OC_Log::write('core', 'can\'t remove app '.$name.'. It is not installed.', OC_Log::ERROR);
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return false;
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}
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}
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/**
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* Installs shipped apps
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*
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* This function installs all apps found in the 'apps' directory that should be enabled by default;
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*/
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public static function installShippedApps() {
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foreach(OC::$APPSROOTS as $app_dir) {
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if($dir = opendir( $app_dir['path'] )) {
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while( false !== ( $filename = readdir( $dir ))) {
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if( substr( $filename, 0, 1 ) != '.' and is_dir($app_dir['path']."/$filename") ) {
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if( file_exists( $app_dir['path']."/$filename/appinfo/app.php" )) {
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if(!OC_Installer::isInstalled($filename)) {
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$info=OC_App::getAppInfo($filename);
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$enabled = isset($info['default_enable']);
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if( $enabled ) {
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OC_Installer::installShippedApp($filename);
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OC_Appconfig::setValue($filename, 'enabled', 'yes');
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|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
closedir( $dir );
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* install an app already placed in the app folder
|
|
* @param string $app id of the app to install
|
|
* @return integer
|
|
*/
|
|
public static function installShippedApp($app) {
|
|
//install the database
|
|
if(is_file(OC_App::getAppPath($app)."/appinfo/database.xml")) {
|
|
OC_DB::createDbFromStructure(OC_App::getAppPath($app)."/appinfo/database.xml");
|
|
}
|
|
|
|
//run appinfo/install.php
|
|
if(is_file(OC_App::getAppPath($app)."/appinfo/install.php")) {
|
|
include OC_App::getAppPath($app)."/appinfo/install.php";
|
|
}
|
|
$info=OC_App::getAppInfo($app);
|
|
if (is_null($info)) {
|
|
return false;
|
|
}
|
|
OC_Appconfig::setValue($app, 'installed_version', OC_App::getAppVersion($app));
|
|
if (array_key_exists('ocsid', $info)) {
|
|
OC_Appconfig::setValue($app, 'ocsid', $info['ocsid']);
|
|
}
|
|
|
|
//set remote/public handlers
|
|
foreach($info['remote'] as $name=>$path) {
|
|
OCP\CONFIG::setAppValue('core', 'remote_'.$name, $app.'/'.$path);
|
|
}
|
|
foreach($info['public'] as $name=>$path) {
|
|
OCP\CONFIG::setAppValue('core', 'public_'.$name, $app.'/'.$path);
|
|
}
|
|
|
|
OC_App::setAppTypes($info['id']);
|
|
|
|
return $info['id'];
|
|
}
|
|
|
|
/**
|
|
* check the code of an app with some static code checks
|
|
* @param string $folder the folder of the app to check
|
|
* @return boolean true for app is o.k. and false for app is not o.k.
|
|
*/
|
|
public static function checkCode($folder) {
|
|
// is the code checker enabled?
|
|
if(!OC_Config::getValue('appcodechecker', false)) {
|
|
return true;
|
|
}
|
|
|
|
$codeChecker = new \OC\App\CodeChecker();
|
|
$errors = $codeChecker->analyseFolder($folder);
|
|
|
|
return empty($errors);
|
|
}
|
|
}
|