Send events when enabling and disabling of apps

lib/private/app/appmanager.php

@@ -27,11 +27,13 @@
 namespace OC\App;
 
 use OCP\App\IAppManager;
+use OCP\App\ManagerEvent;
 use OCP\IAppConfig;
 use OCP\ICacheFactory;
 use OCP\IGroupManager;
 use OCP\IUser;
 use OCP\IUserSession;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
 
 class AppManager implements IAppManager {
 
@@ -68,6 +70,9 @@ class AppManager implements IAppManager {
 	/** @var string[] */
 	private $alwaysEnabled;
 
+	/** @var EventDispatcherInterface */
+	private $dispatcher;
+
 	/**
 	 * @param \OCP\IUserSession $userSession
 	 * @param \OCP\IAppConfig $appConfig
@@ -77,11 +82,13 @@ class AppManager implements IAppManager {
 	public function __construct(IUserSession $userSession,
 								IAppConfig $appConfig,
 								IGroupManager $groupManager,
-								ICacheFactory $memCacheFactory) {
+								ICacheFactory $memCacheFactory,
+								EventDispatcherInterface $dispatcher) {
 		$this->userSession = $userSession;
 		$this->appConfig = $appConfig;
 		$this->groupManager = $groupManager;
 		$this->memCacheFactory = $memCacheFactory;
+		$this->dispatcher = $dispatcher;
 	}
 
 	/**
@@ -201,6 +208,9 @@ class AppManager implements IAppManager {
 	public function enableApp($appId) {
 		$this->installedAppsCache[$appId] = 'yes';
 		$this->appConfig->setValue($appId, 'enabled', 'yes');
+		$this->dispatcher->dispatch(ManagerEvent::EVENT_APP_ENABLE, new ManagerEvent(
+			ManagerEvent::EVENT_APP_ENABLE, $appId
+		));
 		$this->clearAppsCache();
 	}
 
@@ -226,6 +236,9 @@ class AppManager implements IAppManager {
 		}, $groups);
 		$this->installedAppsCache[$appId] = json_encode($groupIds);
 		$this->appConfig->setValue($appId, 'enabled', json_encode($groupIds));
+		$this->dispatcher->dispatch(ManagerEvent::EVENT_APP_ENABLE_FOR_GROUPS, new ManagerEvent(
+			ManagerEvent::EVENT_APP_ENABLE_FOR_GROUPS, $appId, $groups
+		));
 		$this->clearAppsCache();
 	}
 
@@ -241,6 +254,9 @@ class AppManager implements IAppManager {
 		}
 		unset($this->installedAppsCache[$appId]);
 		$this->appConfig->setValue($appId, 'enabled', 'no');
+		$this->dispatcher->dispatch(ManagerEvent::EVENT_APP_ENABLE, new ManagerEvent(
+			ManagerEvent::EVENT_APP_DISABLE, $appId
+		));
 		$this->clearAppsCache();
 	}
 

lib/private/server.php

@@ -413,7 +413,8 @@ class Server extends ServerContainer implements IServerContainer {
 				$c->getUserSession(),
 				$c->getAppConfig(),
 				$c->getGroupManager(),
-				$c->getMemCacheFactory()
+				$c->getMemCacheFactory(),
+				$c->getEventDispatcher()
 			);
 		});
 		$this->registerService('DateTimeZone', function (Server $c) {

lib/public/app/managerevent.php

@@ -0,0 +1,86 @@
+<?php
+/**
+ * @author Joas Schilling <nickvergessen@owncloud.com>
+ *
+ * @copyright Copyright (c) 2016, 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/>
+ *
+ */
+
+namespace OCP\App;
+
+use Symfony\Component\EventDispatcher\Event;
+
+/**
+ * Class ManagerEvent
+ *
+ * @package OCP\APP
+ * @since 9.0.0
+ */
+class ManagerEvent extends Event {
+
+	const EVENT_APP_ENABLE = 'OCP\App\IAppManager::enableApp';
+	const EVENT_APP_ENABLE_FOR_GROUPS = 'OCP\App\IAppManager::enableAppForGroups';
+	const EVENT_APP_DISABLE = 'OCP\App\IAppManager::disableApp';
+
+	/** @var string */
+	protected $event;
+	/** @var string */
+	protected $appID;
+	/** @var \OCP\IGroup[] */
+	protected $groups;
+
+	/**
+	 * DispatcherEvent constructor.
+	 *
+	 * @param string $event
+	 * @param $appID
+	 * @param \OCP\IGroup[] $groups
+	 * @since 9.0.0
+	 */
+	public function __construct($event, $appID, array $groups = null) {
+		$this->event = $event;
+		$this->appID = $appID;
+		$this->groups = $groups;
+	}
+
+	/**
+	 * @return string
+	 * @since 9.0.0
+	 */
+	public function getEvent() {
+		return $this->event;
+	}
+
+	/**
+	 * @return string
+	 * @since 9.0.0
+	 */
+	public function getAppID() {
+		return $this->appID;
+	}
+
+	/**
+	 * returns the group Ids
+	 * @return string[]
+	 * @since 9.0.0
+	 */
+	public function getGroups() {
+		return array_map(function ($group) {
+			/** @var \OCP\IGroup $group */
+			return $group->getGID();
+		}, $this->groups);
+	}
+}

tests/lib/app.php

@@ -485,7 +485,7 @@ class Test_App extends \Test\TestCase {
 			return $appConfig;
 		});
 		\OC::$server->registerService('AppManager', function (\OC\Server $c) use ($appConfig) {
-			return new \OC\App\AppManager($c->getUserSession(), $appConfig, $c->getGroupManager(), $c->getMemCacheFactory());
+			return new \OC\App\AppManager($c->getUserSession(), $appConfig, $c->getGroupManager(), $c->getMemCacheFactory(), $c->getEventDispatcher());
 		});
 	}
 
@@ -497,7 +497,7 @@ class Test_App extends \Test\TestCase {
 			return new \OC\AppConfig($c->getDatabaseConnection());
 		});
 		\OC::$server->registerService('AppManager', function (\OC\Server $c) {
-			return new \OC\App\AppManager($c->getUserSession(), $c->getAppConfig(), $c->getGroupManager(), $c->getMemCacheFactory());
+			return new \OC\App\AppManager($c->getUserSession(), $c->getAppConfig(), $c->getGroupManager(), $c->getMemCacheFactory(), $c->getEventDispatcher());
 		});
 
 		// Remove the cache of the mocked apps list with a forceRefresh

tests/lib/app/manager.php

@@ -79,6 +79,9 @@ class Manager extends TestCase {
 	/** @var \OCP\App\IAppManager */
 	protected $manager;
 
+	/** @var  \Symfony\Component\EventDispatcher\EventDispatcherInterface */
+	protected $eventDispatcher;
+
 	protected function setUp() {
 		parent::setUp();
 
@@ -87,11 +90,12 @@ class Manager extends TestCase {
 		$this->appConfig = $this->getAppConfig();
 		$this->cacheFactory = $this->getMock('\OCP\ICacheFactory');
 		$this->cache = $this->getMock('\OCP\ICache');
+		$this->eventDispatcher = $this->getMock('\Symfony\Component\EventDispatcher\EventDispatcherInterface');
 		$this->cacheFactory->expects($this->any())
 			->method('create')
 			->with('settings')
 			->willReturn($this->cache);
-		$this->manager = new \OC\App\AppManager($this->userSession, $this->appConfig, $this->groupManager, $this->cacheFactory);
+		$this->manager = new \OC\App\AppManager($this->userSession, $this->appConfig, $this->groupManager, $this->cacheFactory, $this->eventDispatcher);
 	}
 
 	protected function expectClearCache() {
@@ -149,7 +153,7 @@ class Manager extends TestCase {
 		/** @var \OC\App\AppManager|\PHPUnit_Framework_MockObject_MockObject $manager */
 		$manager = $this->getMockBuilder('OC\App\AppManager')
 			->setConstructorArgs([
-				$this->userSession, $this->appConfig, $this->groupManager, $this->cacheFactory
+				$this->userSession, $this->appConfig, $this->groupManager, $this->cacheFactory, $this->eventDispatcher
 			])
 			->setMethods([
 				'getAppInfo'
@@ -192,7 +196,7 @@ class Manager extends TestCase {
 		/** @var \OC\App\AppManager|\PHPUnit_Framework_MockObject_MockObject $manager */
 		$manager = $this->getMockBuilder('OC\App\AppManager')
 			->setConstructorArgs([
-				$this->userSession, $this->appConfig, $this->groupManager, $this->cacheFactory
+				$this->userSession, $this->appConfig, $this->groupManager, $this->cacheFactory, $this->eventDispatcher
 			])
 			->setMethods([
 				'getAppInfo'
@@ -301,7 +305,7 @@ class Manager extends TestCase {
 
 	public function testGetAppsNeedingUpgrade() {
 		$this->manager = $this->getMockBuilder('\OC\App\AppManager')
-			->setConstructorArgs([$this->userSession, $this->appConfig, $this->groupManager, $this->cacheFactory])
+			->setConstructorArgs([$this->userSession, $this->appConfig, $this->groupManager, $this->cacheFactory, $this->eventDispatcher])
 			->setMethods(['getAppInfo'])
 			->getMock();
 
@@ -342,7 +346,7 @@ class Manager extends TestCase {
 
 	public function testGetIncompatibleApps() {
 		$this->manager = $this->getMockBuilder('\OC\App\AppManager')
-			->setConstructorArgs([$this->userSession, $this->appConfig, $this->groupManager, $this->cacheFactory])
+			->setConstructorArgs([$this->userSession, $this->appConfig, $this->groupManager, $this->cacheFactory, $this->eventDispatcher])
 			->setMethods(['getAppInfo'])
 			->getMock();