server/lib/private/app.php
Lukas Reschke 7c6d811584 Prefer OCS Id from database
To be consistent with other logic the app id from the database needs to be prefered. Especially when it comes to be able to replace an outdated OCS id.
2015-09-18 13:27:26 +02:00

1254 lines
35 KiB
PHP

<?php
/**
* @author Arthur Schiwon <blizzz@owncloud.com>
* @author Bart Visscher <bartv@thisnet.nl>
* @author Bernhard Posselt <dev@bernhard-posselt.com>
* @author Björn Schießle <schiessle@owncloud.com>
* @author Borjan Tchakaloff <borjan@tchakaloff.fr>
* @author Brice Maron <brice@bmaron.net>
* @author Christopher Schäpers <kondou@ts.unde.re>
* @author Felix Moeller <mail@felixmoeller.de>
* @author Frank Karlitschek <frank@owncloud.org>
* @author Georg Ehrke <georg@owncloud.com>
* @author Jakob Sack <mail@jakobsack.de>
* @author Jan-Christoph Borchardt <hey@jancborchardt.net>
* @author Joas Schilling <nickvergessen@owncloud.com>
* @author Jörn Friedrich Dreyer <jfd@butonic.de>
* @author Kamil Domanski <kdomanski@kdemail.net>
* @author Lukas Reschke <lukas@owncloud.com>
* @author Markus Goetz <markus@woboq.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <icewind@owncloud.com>
* @author Robin McCorkell <rmccorkell@karoshi.org.uk>
* @author Sam Tuke <mail@samtuke.com>
* @author Scrutinizer Auto-Fixer <auto-fixer@scrutinizer-ci.com>
* @author Thomas Müller <thomas.mueller@tmit.eu>
* @author Thomas Tanghus <thomas@tanghus.net>
* @author Tom Needham <tom@owncloud.com>
* @author Vincent Petry <pvince81@owncloud.com>
*
* @copyright Copyright (c) 2015, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
use OC\App\DependencyAnalyzer;
use OC\App\Platform;
use OC\OCSClient;
/**
* This class manages the apps. It allows them to register and integrate in the
* ownCloud ecosystem. Furthermore, this class is responsible for installing,
* upgrading and removing apps.
*/
class OC_App {
static private $appVersion = [];
static private $adminForms = array();
static private $personalForms = array();
static private $appInfo = array();
static private $appTypes = array();
static private $loadedApps = array();
static private $altLogin = array();
private static $shippedApps = null;
const officialApp = 200;
/**
* clean the appId
*
* @param string|boolean $app AppId that needs to be cleaned
* @return string
*/
public static function cleanAppId($app) {
return str_replace(array('\0', '/', '\\', '..'), '', $app);
}
/**
* Check if an app is loaded
*
* @param string $app
* @return bool
*/
public static function isAppLoaded($app) {
return in_array($app, self::$loadedApps, true);
}
/**
* loads all apps
*
* @param array $types
* @return bool
*
* This function walks through the ownCloud directory and loads all apps
* it can find. A directory contains an app if the file /appinfo/info.xml
* exists.
*
* if $types is set, only apps of those types will be loaded
*/
public static function loadApps($types = null) {
if (OC_Config::getValue('maintenance', false)) {
return false;
}
// Load the enabled apps here
$apps = self::getEnabledApps();
// Add each apps' folder as allowed class path
foreach($apps as $app) {
$path = self::getAppPath($app);
if($path !== false) {
\OC::$loader->addValidRoot($path);
}
}
// prevent app.php from printing output
ob_start();
foreach ($apps as $app) {
if ((is_null($types) or self::isType($app, $types)) && !in_array($app, self::$loadedApps)) {
self::loadApp($app);
}
}
ob_end_clean();
return true;
}
/**
* load a single app
*
* @param string $app
* @param bool $checkUpgrade whether an upgrade check should be done
* @throws \OC\NeedsUpdateException
*/
public static function loadApp($app, $checkUpgrade = true) {
self::$loadedApps[] = $app;
\OC::$loader->addValidRoot(self::getAppPath($app)); // in case someone calls loadApp() directly
if (is_file(self::getAppPath($app) . '/appinfo/app.php')) {
\OC::$server->getEventLogger()->start('load_app_' . $app, 'Load app: ' . $app);
if ($checkUpgrade and self::shouldUpgrade($app)) {
throw new \OC\NeedsUpdateException();
}
self::requireAppFile($app);
if (self::isType($app, array('authentication'))) {
// since authentication apps affect the "is app enabled for group" check,
// the enabled apps cache needs to be cleared to make sure that the
// next time getEnableApps() is called it will also include apps that were
// enabled for groups
self::$enabledAppsCache = array();
}
\OC::$server->getEventLogger()->end('load_app_' . $app);
}
}
/**
* Load app.php from the given app
*
* @param string $app app name
*/
private static function requireAppFile($app) {
// encapsulated here to avoid variable scope conflicts
require_once $app . '/appinfo/app.php';
}
/**
* check if an app is of a specific type
*
* @param string $app
* @param string|array $types
* @return bool
*/
public static function isType($app, $types) {
if (is_string($types)) {
$types = array($types);
}
$appTypes = self::getAppTypes($app);
foreach ($types as $type) {
if (array_search($type, $appTypes) !== false) {
return true;
}
}
return false;
}
/**
* get the types of an app
*
* @param string $app
* @return array
*/
private static function getAppTypes($app) {
//load the cache
if (count(self::$appTypes) == 0) {
self::$appTypes = \OC::$server->getAppConfig()->getValues(false, 'types');
}
if (isset(self::$appTypes[$app])) {
return explode(',', self::$appTypes[$app]);
} else {
return array();
}
}
/**
* read app types from info.xml and cache them in the database
*/
public static function setAppTypes($app) {
$appData = self::getAppInfo($app);
if (isset($appData['types'])) {
$appTypes = implode(',', $appData['types']);
} else {
$appTypes = '';
}
\OC::$server->getAppConfig()->setValue($app, 'types', $appTypes);
}
/**
* check if app is shipped
*
* @param string $appId the id of the app to check
* @return bool
*
* Check if an app that is installed is a shipped app or installed from the appstore.
*/
public static function isShipped($appId) {
if (is_null(self::$shippedApps)) {
$shippedJson = \OC::$SERVERROOT . '/core/shipped.json';
if (file_exists($shippedJson)) {
self::$shippedApps = json_decode(file_get_contents($shippedJson), true);
self::$shippedApps = self::$shippedApps['shippedApps'];
} else {
self::$shippedApps = ['files', 'encryption', 'files_external',
'files_sharing', 'files_trashbin', 'files_versions', 'provisioning_api',
'user_ldap', 'user_webdavauth'];
}
}
return in_array($appId, self::$shippedApps);
}
/**
* get all enabled apps
*/
protected static $enabledAppsCache = array();
/**
* Returns apps enabled for the current user.
*
* @param bool $forceRefresh whether to refresh the cache
* @param bool $all whether to return apps for all users, not only the
* currently logged in one
* @return string[]
*/
public static function getEnabledApps($forceRefresh = false, $all = false) {
if (!OC_Config::getValue('installed', false)) {
return array();
}
// in incognito mode or when logged out, $user will be false,
// which is also the case during an upgrade
$appManager = \OC::$server->getAppManager();
if ($all) {
$user = null;
} else {
$user = \OC::$server->getUserSession()->getUser();
}
if (is_null($user)) {
$apps = $appManager->getInstalledApps();
} else {
$apps = $appManager->getEnabledAppsForUser($user);
}
$apps = array_filter($apps, function ($app) {
return $app !== 'files';//we add this manually
});
sort($apps);
array_unshift($apps, 'files');
return $apps;
}
/**
* checks whether or not an app is enabled
*
* @param string $app app
* @return bool
*
* This function checks whether or not an app is enabled.
*/
public static function isEnabled($app) {
if ('files' == $app) {
return true;
}
return \OC::$server->getAppManager()->isEnabledForUser($app);
}
/**
* enables an app
*
* @param mixed $app app
* @param array $groups (optional) when set, only these groups will have access to the app
* @throws \Exception
* @return void
*
* This function set an app as enabled in appconfig.
*/
public static function enable($app, $groups = null) {
self::$enabledAppsCache = array(); // flush
if (!OC_Installer::isInstalled($app)) {
$app = self::installApp($app);
}
$appManager = \OC::$server->getAppManager();
if (!is_null($groups)) {
$groupManager = \OC::$server->getGroupManager();
$groupsList = [];
foreach ($groups as $group) {
$groupItem = $groupManager->get($group);
if ($groupItem instanceof \OCP\IGroup) {
$groupsList[] = $groupManager->get($group);
}
}
$appManager->enableAppForGroups($app, $groupsList);
} else {
$appManager->enableApp($app);
}
}
/**
* @param string $app
* @return int
*/
public static function downloadApp($app) {
$ocsClient = new OCSClient(
\OC::$server->getHTTPClientService(),
\OC::$server->getConfig(),
\OC::$server->getLogger()
);
$appData = $ocsClient->getApplication($app, \OC_Util::getVersion());
$download= $ocsClient->getApplicationDownload($app, \OC_Util::getVersion());
if(isset($download['downloadlink']) and $download['downloadlink']!='') {
// Replace spaces in download link without encoding entire URL
$download['downloadlink'] = str_replace(' ', '%20', $download['downloadlink']);
$info = array('source' => 'http', 'href' => $download['downloadlink'], 'appdata' => $appData);
$app = OC_Installer::installApp($info);
}
return $app;
}
/**
* @param string $app
* @return bool
*/
public static function removeApp($app) {
if (self::isShipped($app)) {
return false;
}
return OC_Installer::removeApp($app);
}
/**
* This function set an app as disabled in appconfig.
*
* @param string $app app
* @throws Exception
*/
public static function disable($app) {
// Convert OCS ID to regular application identifier
if(self::getInternalAppIdByOcs($app) !== false) {
$app = self::getInternalAppIdByOcs($app);
}
if($app === 'files') {
throw new \Exception("files can't be disabled.");
}
self::$enabledAppsCache = array(); // flush
// check if app is a shipped app or not. if not delete
\OC_Hook::emit('OC_App', 'pre_disable', array('app' => $app));
$appManager = \OC::$server->getAppManager();
$appManager->disableApp($app);
}
/**
* marks a navigation entry as active
*
* @param string $id id of the entry
* @return bool
*
* This function sets a navigation entry as active and removes the 'active'
* property from all other entries. The templates can use this for
* highlighting the current position of the user.
*
* @deprecated Use \OC::$server->getNavigationManager()->setActiveEntry() instead
*/
public static function setActiveNavigationEntry($id) {
OC::$server->getNavigationManager()->setActiveEntry($id);
return true;
}
/**
* gets the active Menu entry
*
* @return string id or empty string
*
* This function returns the id of the active navigation entry (set by
* setActiveNavigationEntry
*
* @deprecated Use \OC::$server->getNavigationManager()->getActiveEntry() instead
*/
public static function getActiveNavigationEntry() {
return OC::$server->getNavigationManager()->getActiveEntry();
}
/**
* Returns the Settings Navigation
*
* @return string
*
* This function returns an array containing all settings pages added. The
* entries are sorted by the key 'order' ascending.
*/
public static function getSettingsNavigation() {
$l = \OC::$server->getL10N('lib');
$settings = array();
// by default, settings only contain the help menu
if (OC_Util::getEditionString() === '' &&
OC_Config::getValue('knowledgebaseenabled', true) == true
) {
$settings = array(
array(
"id" => "help",
"order" => 1000,
"href" => OC_Helper::linkToRoute("settings_help"),
"name" => $l->t("Help"),
"icon" => OC_Helper::imagePath("settings", "help.svg")
)
);
}
// if the user is logged-in
if (OC_User::isLoggedIn()) {
// personal menu
$settings[] = array(
"id" => "personal",
"order" => 1,
"href" => OC_Helper::linkToRoute("settings_personal"),
"name" => $l->t("Personal"),
"icon" => OC_Helper::imagePath("settings", "personal.svg")
);
//SubAdmins are also allowed to access user management
if (OC_SubAdmin::isSubAdmin(OC_User::getUser())) {
// admin users menu
$settings[] = array(
"id" => "core_users",
"order" => 2,
"href" => OC_Helper::linkToRoute("settings_users"),
"name" => $l->t("Users"),
"icon" => OC_Helper::imagePath("settings", "users.svg")
);
}
// if the user is an admin
if (OC_User::isAdminUser(OC_User::getUser())) {
// admin settings
$settings[] = array(
"id" => "admin",
"order" => 1000,
"href" => OC_Helper::linkToRoute("settings_admin"),
"name" => $l->t("Admin"),
"icon" => OC_Helper::imagePath("settings", "admin.svg")
);
}
}
$navigation = self::proceedNavigation($settings);
return $navigation;
}
// This is private as well. It simply works, so don't ask for more details
private static function proceedNavigation($list) {
$activeApp = OC::$server->getNavigationManager()->getActiveEntry();
foreach ($list as &$navEntry) {
if ($navEntry['id'] == $activeApp) {
$navEntry['active'] = true;
} else {
$navEntry['active'] = false;
}
}
unset($navEntry);
usort($list, create_function('$a, $b', 'if( $a["order"] == $b["order"] ) {return 0;}elseif( $a["order"] < $b["order"] ) {return -1;}else{return 1;}'));
return $list;
}
/**
* Get the path where to install apps
*
* @return string|false
*/
public static function getInstallPath() {
if (OC_Config::getValue('appstoreenabled', true) == false) {
return false;
}
foreach (OC::$APPSROOTS as $dir) {
if (isset($dir['writable']) && $dir['writable'] === true) {
return $dir['path'];
}
}
\OCP\Util::writeLog('core', 'No application directories are marked as writable.', \OCP\Util::ERROR);
return null;
}
/**
* search for an app in all app-directories
*
* @param string $appId
* @return mixed (bool|string)
*/
protected static function findAppInDirectories($appId) {
static $app_dir = array();
if (isset($app_dir[$appId])) {
return $app_dir[$appId];
}
$possibleApps = array();
foreach (OC::$APPSROOTS as $dir) {
if (file_exists($dir['path'] . '/' . $appId)) {
$possibleApps[] = $dir;
}
}
if (empty($possibleApps)) {
return false;
} elseif (count($possibleApps) === 1) {
$dir = array_shift($possibleApps);
$app_dir[$appId] = $dir;
return $dir;
} else {
$versionToLoad = array();
foreach ($possibleApps as $possibleApp) {
$version = self::getAppVersionByPath($possibleApp['path']);
if (empty($versionToLoad) || version_compare($version, $versionToLoad['version'], '>')) {
$versionToLoad = array(
'dir' => $possibleApp,
'version' => $version,
);
}
}
$app_dir[$appId] = $versionToLoad['dir'];
return $versionToLoad['dir'];
//TODO - write test
}
}
/**
* Get the directory for the given app.
* If the app is defined in multiple directories, the first one is taken. (false if not found)
*
* @param string $appId
* @return string|false
*/
public static function getAppPath($appId) {
if ($appId === null || trim($appId) === '') {
return false;
}
if (($dir = self::findAppInDirectories($appId)) != false) {
return $dir['path'] . '/' . $appId;
}
return false;
}
/**
* check if an app's directory is writable
*
* @param string $appId
* @return bool
*/
public static function isAppDirWritable($appId) {
$path = self::getAppPath($appId);
return ($path !== false) ? is_writable($path) : false;
}
/**
* Get the path for the given app on the access
* If the app is defined in multiple directories, the first one is taken. (false if not found)
*
* @param string $appId
* @return string|false
*/
public static function getAppWebPath($appId) {
if (($dir = self::findAppInDirectories($appId)) != false) {
return OC::$WEBROOT . $dir['url'] . '/' . $appId;
}
return false;
}
/**
* get the last version of the app, either from appinfo/version or from appinfo/info.xml
*
* @param string $appId
* @return string
*/
public static function getAppVersion($appId) {
if (!isset(self::$appVersion[$appId])) {
$file = self::getAppPath($appId);
self::$appVersion[$appId] = ($file !== false) ? self::getAppVersionByPath($file) : '0';
}
return self::$appVersion[$appId];
}
/**
* get app's version based on it's path
*
* @param string $path
* @return string
*/
public static function getAppVersionByPath($path) {
$versionFile = $path . '/appinfo/version';
$infoFile = $path . '/appinfo/info.xml';
if (is_file($versionFile)) {
return trim(file_get_contents($versionFile));
} else {
$appData = self::getAppInfo($infoFile, true);
return isset($appData['version']) ? $appData['version'] : '';
}
}
/**
* Read all app metadata from the info.xml file
*
* @param string $appId id of the app or the path of the info.xml file
* @param boolean $path (optional)
* @return array|null
* @note all data is read from info.xml, not just pre-defined fields
*/
public static function getAppInfo($appId, $path = false) {
if ($path) {
$file = $appId;
} else {
if (isset(self::$appInfo[$appId])) {
return self::$appInfo[$appId];
}
$file = self::getAppPath($appId) . '/appinfo/info.xml';
}
$parser = new \OC\App\InfoParser(\OC::$server->getHTTPHelper(), \OC::$server->getURLGenerator());
$data = $parser->parse($file);
if (is_array($data)) {
$data = OC_App::parseAppInfo($data);
}
if(isset($data['ocsid'])) {
$storedId = \OC::$server->getConfig()->getAppValue($appId, 'ocsid');
if($storedId !== '' && $storedId !== $data['ocsid']) {
$data['ocsid'] = $storedId;
}
}
self::$appInfo[$appId] = $data;
return $data;
}
/**
* Returns the navigation
*
* @return array
*
* This function returns an array containing all entries added. The
* entries are sorted by the key 'order' ascending. Additional to the keys
* given for each app the following keys exist:
* - active: boolean, signals if the user is on this navigation entry
*/
public static function getNavigation() {
$entries = OC::$server->getNavigationManager()->getAll();
$navigation = self::proceedNavigation($entries);
return $navigation;
}
/**
* get the id of loaded app
*
* @return string
*/
public static function getCurrentApp() {
$request = \OC::$server->getRequest();
$script = substr($request->getScriptName(), strlen(OC::$WEBROOT) + 1);
$topFolder = substr($script, 0, strpos($script, '/'));
if (empty($topFolder)) {
$path_info = $request->getPathInfo();
if ($path_info) {
$topFolder = substr($path_info, 1, strpos($path_info, '/', 1) - 1);
}
}
if ($topFolder == 'apps') {
$length = strlen($topFolder);
return substr($script, $length + 1, strpos($script, '/', $length + 1) - $length - 1);
} else {
return $topFolder;
}
}
/**
* @param string $type
* @return array
*/
public static function getForms($type) {
$forms = array();
switch ($type) {
case 'admin':
$source = self::$adminForms;
break;
case 'personal':
$source = self::$personalForms;
break;
default:
return array();
}
foreach ($source as $form) {
$forms[] = include $form;
}
return $forms;
}
/**
* register an admin form to be shown
*
* @param string $app
* @param string $page
*/
public static function registerAdmin($app, $page) {
self::$adminForms[] = $app . '/' . $page . '.php';
}
/**
* register a personal form to be shown
* @param string $app
* @param string $page
*/
public static function registerPersonal($app, $page) {
self::$personalForms[] = $app . '/' . $page . '.php';
}
/**
* @param array $entry
*/
public static function registerLogIn(array $entry) {
self::$altLogin[] = $entry;
}
/**
* @return array
*/
public static function getAlternativeLogIns() {
return self::$altLogin;
}
/**
* get a list of all apps in the apps folder
*
* @return array an array of app names (string IDs)
* @todo: change the name of this method to getInstalledApps, which is more accurate
*/
public static function getAllApps() {
$apps = array();
foreach (OC::$APPSROOTS as $apps_dir) {
if (!is_readable($apps_dir['path'])) {
\OCP\Util::writeLog('core', 'unable to read app folder : ' . $apps_dir['path'], \OCP\Util::WARN);
continue;
}
$dh = opendir($apps_dir['path']);
if (is_resource($dh)) {
while (($file = readdir($dh)) !== false) {
if ($file[0] != '.' and is_dir($apps_dir['path'] . '/' . $file) and is_file($apps_dir['path'] . '/' . $file . '/appinfo/info.xml')) {
$apps[] = $file;
}
}
}
}
return $apps;
}
/**
* List all apps, this is used in apps.php
*
* @param bool $onlyLocal
* @param bool $includeUpdateInfo Should we check whether there is an update
* in the app store?
* @return array
*/
public static function listAllApps($onlyLocal = false, $includeUpdateInfo = true) {
$installedApps = OC_App::getAllApps();
//TODO which apps do we want to blacklist and how do we integrate
// blacklisting with the multi apps folder feature?
$blacklist = array('files'); //we don't want to show configuration for these
$appList = array();
$l = \OC::$server->getL10N('core');
foreach ($installedApps as $app) {
if (array_search($app, $blacklist) === false) {
$info = OC_App::getAppInfo($app);
if (!isset($info['name'])) {
\OCP\Util::writeLog('core', 'App id "' . $app . '" has no name in appinfo', \OCP\Util::ERROR);
continue;
}
$enabled = \OC::$server->getAppConfig()->getValue($app, 'enabled', 'no');
$info['groups'] = null;
if ($enabled === 'yes') {
$active = true;
} else if ($enabled === 'no') {
$active = false;
} else {
$active = true;
$info['groups'] = $enabled;
}
$info['active'] = $active;
if (isset($info['shipped']) and ($info['shipped'] == 'true')) {
$info['internal'] = true;
$info['level'] = self::officialApp;
$info['removable'] = false;
} else {
$info['internal'] = false;
$info['removable'] = true;
}
$info['update'] = ($includeUpdateInfo) ? OC_Installer::isUpdateAvailable($app) : null;
$appIcon = self::getAppPath($app) . '/img/' . $app . '.svg';
if (file_exists($appIcon)) {
$info['preview'] = OC_Helper::imagePath($app, $app . '.svg');
$info['previewAsIcon'] = true;
} else {
$appIcon = self::getAppPath($app) . '/img/app.svg';
if (file_exists($appIcon)) {
$info['preview'] = OC_Helper::imagePath($app, 'app.svg');
$info['previewAsIcon'] = true;
}
}
$info['version'] = OC_App::getAppVersion($app);
$appList[] = $info;
}
}
if ($onlyLocal) {
$remoteApps = [];
} else {
$remoteApps = OC_App::getAppstoreApps();
}
if ($remoteApps) {
// Remove duplicates
foreach ($appList as $app) {
foreach ($remoteApps AS $key => $remote) {
if ($app['name'] === $remote['name'] ||
(isset($app['ocsid']) &&
$app['ocsid'] === $remote['id'])
) {
unset($remoteApps[$key]);
}
}
}
$combinedApps = array_merge($appList, $remoteApps);
} else {
$combinedApps = $appList;
}
return $combinedApps;
}
/**
* Returns the internal app ID or false
* @param string $ocsID
* @return string|false
*/
protected static function getInternalAppIdByOcs($ocsID) {
if(is_numeric($ocsID)) {
$idArray = \OC::$server->getAppConfig()->getValues(false, 'ocsid');
if(array_search($ocsID, $idArray)) {
return array_search($ocsID, $idArray);
}
}
return false;
}
/**
* Get a list of all apps on the appstore
* @param string $filter
* @param string $category
* @return array|bool multi-dimensional array of apps.
* Keys: id, name, type, typename, personid, license, detailpage, preview, changed, description
*/
public static function getAppstoreApps($filter = 'approved', $category = null) {
$categories = [$category];
$ocsClient = new OCSClient(
\OC::$server->getHTTPClientService(),
\OC::$server->getConfig(),
\OC::$server->getLogger()
);
if (is_null($category)) {
$categoryNames = $ocsClient->getCategories(\OC_Util::getVersion());
if (is_array($categoryNames)) {
// Check that categories of apps were retrieved correctly
if (!$categories = array_keys($categoryNames)) {
return false;
}
} else {
return false;
}
}
$page = 0;
$remoteApps = $ocsClient->getApplications($categories, $page, $filter, \OC_Util::getVersion());
$apps = [];
$i = 0;
$l = \OC::$server->getL10N('core');
foreach ($remoteApps as $app) {
$potentialCleanId = self::getInternalAppIdByOcs($app['id']);
// enhance app info (for example the description)
$apps[$i] = OC_App::parseAppInfo($app);
$apps[$i]['author'] = $app['personid'];
$apps[$i]['ocs_id'] = $app['id'];
$apps[$i]['internal'] = 0;
$apps[$i]['active'] = ($potentialCleanId !== false) ? self::isEnabled($potentialCleanId) : false;
$apps[$i]['update'] = false;
$apps[$i]['groups'] = false;
$apps[$i]['score'] = $app['score'];
$apps[$i]['removable'] = false;
if ($app['label'] == 'recommended') {
$apps[$i]['internallabel'] = (string)$l->t('Recommended');
$apps[$i]['internalclass'] = 'recommendedapp';
}
$i++;
}
if (empty($apps)) {
return false;
} else {
return $apps;
}
}
public static function shouldUpgrade($app) {
$versions = self::getAppVersions();
$currentVersion = OC_App::getAppVersion($app);
if ($currentVersion && isset($versions[$app])) {
$installedVersion = $versions[$app];
if (version_compare($currentVersion, $installedVersion, '>')) {
return true;
}
}
return false;
}
/**
* Adjust the number of version parts of $version1 to match
* the number of version parts of $version2.
*
* @param string $version1 version to adjust
* @param string $version2 version to take the number of parts from
* @return string shortened $version1
*/
private static function adjustVersionParts($version1, $version2) {
$version1 = explode('.', $version1);
$version2 = explode('.', $version2);
// reduce $version1 to match the number of parts in $version2
while (count($version1) > count($version2)) {
array_pop($version1);
}
// if $version1 does not have enough parts, add some
while (count($version1) < count($version2)) {
$version1[] = '0';
}
return implode('.', $version1);
}
/**
* Check whether the current ownCloud version matches the given
* application's version requirements.
*
* The comparison is made based on the number of parts that the
* app info version has. For example for ownCloud 6.0.3 if the
* app info version is expecting version 6.0, the comparison is
* made on the first two parts of the ownCloud version.
* This means that it's possible to specify "requiremin" => 6
* and "requiremax" => 6 and it will still match ownCloud 6.0.3.
*
* @param string $ocVersion ownCloud version to check against
* @param array $appInfo app info (from xml)
*
* @return boolean true if compatible, otherwise false
*/
public static function isAppCompatible($ocVersion, $appInfo) {
$requireMin = '';
$requireMax = '';
if (isset($appInfo['dependencies']['owncloud']['@attributes']['min-version'])) {
$requireMin = $appInfo['dependencies']['owncloud']['@attributes']['min-version'];
} else if (isset($appInfo['requiremin'])) {
$requireMin = $appInfo['requiremin'];
} else if (isset($appInfo['require'])) {
$requireMin = $appInfo['require'];
}
if (isset($appInfo['dependencies']['owncloud']['@attributes']['max-version'])) {
$requireMax = $appInfo['dependencies']['owncloud']['@attributes']['max-version'];
} else if (isset($appInfo['requiremax'])) {
$requireMax = $appInfo['requiremax'];
}
if (is_array($ocVersion)) {
$ocVersion = implode('.', $ocVersion);
}
if (!empty($requireMin)
&& version_compare(self::adjustVersionParts($ocVersion, $requireMin), $requireMin, '<')
) {
return false;
}
if (!empty($requireMax)
&& version_compare(self::adjustVersionParts($ocVersion, $requireMax), $requireMax, '>')
) {
return false;
}
return true;
}
/**
* get the installed version of all apps
*/
public static function getAppVersions() {
static $versions;
if (isset($versions)) { // simple cache, needs to be fixed
return $versions; // when function is used besides in checkUpgrade
}
$versions = array();
try {
$query = OC_DB::prepare('SELECT `appid`, `configvalue` FROM `*PREFIX*appconfig`'
. ' WHERE `configkey` = \'installed_version\'');
$result = $query->execute();
while ($row = $result->fetchRow()) {
$versions[$row['appid']] = $row['configvalue'];
}
return $versions;
} catch (\Exception $e) {
return array();
}
}
/**
* @param mixed $app
* @return bool
* @throws Exception if app is not compatible with this version of ownCloud
* @throws Exception if no app-name was specified
*/
public static function installApp($app) {
$l = \OC::$server->getL10N('core');
$config = \OC::$server->getConfig();
$ocsClient = new OCSClient(
\OC::$server->getHTTPClientService(),
$config,
\OC::$server->getLogger()
);
$appData = $ocsClient->getApplication($app, \OC_Util::getVersion());
// check if app is a shipped app or not. OCS apps have an integer as id, shipped apps use a string
if (!is_numeric($app)) {
$shippedVersion = self::getAppVersion($app);
if ($appData && version_compare($shippedVersion, $appData['version'], '<')) {
$app = self::downloadApp($app);
} else {
$app = OC_Installer::installShippedApp($app);
}
} else {
// Maybe the app is already installed - compare the version in this
// case and use the local already installed one.
// FIXME: This is a horrible hack. I feel sad. The god of code cleanness may forgive me.
$internalAppId = self::getInternalAppIdByOcs($app);
if($internalAppId !== false) {
if($appData && version_compare(\OC_App::getAppVersion($internalAppId), $appData['version'], '<')) {
$app = self::downloadApp($app);
} else {
self::enable($internalAppId);
$app = $internalAppId;
}
} else {
$app = self::downloadApp($app);
}
}
if ($app !== false) {
// check if the app is compatible with this version of ownCloud
$info = self::getAppInfo($app);
$version = OC_Util::getVersion();
if (!self::isAppCompatible($version, $info)) {
throw new \Exception(
$l->t('App "%s" cannot be installed because it is not compatible with this version of ownCloud.',
array($info['name'])
)
);
}
// check for required dependencies
$dependencyAnalyzer = new DependencyAnalyzer(new Platform($config), $l);
$missing = $dependencyAnalyzer->analyze($info);
if (!empty($missing)) {
$missingMsg = join(PHP_EOL, $missing);
throw new \Exception(
$l->t('App "%s" cannot be installed because the following dependencies are not fulfilled: %s',
array($info['name'], $missingMsg)
)
);
}
$config->setAppValue($app, 'enabled', 'yes');
if (isset($appData['id'])) {
$config->setAppValue($app, 'ocsid', $appData['id']);
}
\OC_Hook::emit('OC_App', 'post_enable', array('app' => $app));
} else {
throw new \Exception($l->t("No app name specified"));
}
return $app;
}
/**
* update the database for the app and call the update script
*
* @param string $appId
* @return bool
*/
public static function updateApp($appId) {
if (file_exists(self::getAppPath($appId) . '/appinfo/database.xml')) {
OC_DB::updateDbFromStructure(self::getAppPath($appId) . '/appinfo/database.xml');
}
unset(self::$appVersion[$appId]);
// run upgrade code
if (file_exists(self::getAppPath($appId) . '/appinfo/update.php')) {
self::loadApp($appId, false);
include self::getAppPath($appId) . '/appinfo/update.php';
}
//set remote/public handlers
$appData = self::getAppInfo($appId);
if (array_key_exists('ocsid', $appData)) {
\OC::$server->getConfig()->setAppValue($appId, 'ocsid', $appData['ocsid']);
} elseif(\OC::$server->getConfig()->getAppValue($appId, 'ocsid', null) !== null) {
\OC::$server->getConfig()->deleteAppValue($appId, 'ocsid');
}
foreach ($appData['remote'] as $name => $path) {
\OC::$server->getConfig()->setAppValue('core', 'remote_' . $name, $appId . '/' . $path);
}
foreach ($appData['public'] as $name => $path) {
\OC::$server->getConfig()->setAppValue('core', 'public_' . $name, $appId . '/' . $path);
}
self::setAppTypes($appId);
$version = \OC_App::getAppVersion($appId);
\OC::$server->getAppConfig()->setValue($appId, 'installed_version', $version);
return true;
}
/**
* @param string $appId
* @return \OC\Files\View|false
*/
public static function getStorage($appId) {
if (OC_App::isEnabled($appId)) { //sanity check
if (OC_User::isLoggedIn()) {
$view = new \OC\Files\View('/' . OC_User::getUser());
if (!$view->file_exists($appId)) {
$view->mkdir($appId);
}
return new \OC\Files\View('/' . OC_User::getUser() . '/' . $appId);
} else {
\OCP\Util::writeLog('core', 'Can\'t get app storage, app ' . $appId . ', user not logged in', \OCP\Util::ERROR);
return false;
}
} else {
\OCP\Util::writeLog('core', 'Can\'t get app storage, app ' . $appId . ' not enabled', \OCP\Util::ERROR);
return false;
}
}
/**
* parses the app data array and enhanced the 'description' value
*
* @param array $data the app data
* @return array improved app data
*/
public static function parseAppInfo(array $data) {
// just modify the description if it is available
// otherwise this will create a $data element with an empty 'description'
if (isset($data['description'])) {
if (is_string($data['description'])) {
// sometimes the description contains line breaks and they are then also
// shown in this way in the app management which isn't wanted as HTML
// manages line breaks itself
// first of all we split on empty lines
$paragraphs = preg_split("!\n[[:space:]]*\n!mu", $data['description']);
$result = [];
foreach ($paragraphs as $value) {
// replace multiple whitespace (tabs, space, newlines) inside a paragraph
// with a single space - also trims whitespace
$result[] = trim(preg_replace('![[:space:]]+!mu', ' ', $value));
}
// join the single paragraphs with a empty line in between
$data['description'] = implode("\n\n", $result);
} else {
$data['description'] = '';
}
}
return $data;
}
}