add isAdmin and isInGroup methods for the group manager

lib/private/appframework/dependencyinjection/dicontainer.php

@@ -196,8 +196,7 @@ class DIContainer extends SimpleContainer implements IAppContainer{
 	}
 
 	/**
-	 * @deprecated use the groupmanager instead to find out if the user is in
-	 * the admin group
+	 * @deprecated use IGroupManager->isAdmin($userId)
 	 * @return boolean
 	 */
 	function isAdminUser() {

lib/private/group/manager.php

@@ -170,7 +170,14 @@ class Manager extends PublicEmitter implements IGroupManager {
 	 * @return \OC\Group\Group[]
 	 */
 	public function getUserGroups($user) {
-		$uid = $user->getUID();
+		return $this->getUserIdGroups($user->getUID());
+	}
+
+	/**
+	 * @param string $uid the user id
+	 * @return \OC\Group\Group[]
+	 */
+	public function getUserIdGroups($uid) {
 		if (isset($this->cachedUserGroups[$uid])) {
 			return $this->cachedUserGroups[$uid];
 		}
@@ -184,7 +191,26 @@ class Manager extends PublicEmitter implements IGroupManager {
 		$this->cachedUserGroups[$uid] = $groups;
 		return $this->cachedUserGroups[$uid];
 	}
-	
+
+	/**
+	 * Checks if a userId is in the admin group
+	 * @param string $userId
+	 * @return bool if admin
+	 */
+	public function isAdmin($userId) {
+		return $this->isInGroup($userId, 'admin');
+	}
+
+	/**
+	 * Checks if a userId is in a group
+	 * @param string $userId
+	 * @param group $group
+	 * @return bool if in group
+	 */
+	public function isInGroup($userId, $group) {
+		return array_key_exists($group, $this->getUserIdGroups($userId));
+	}
+
 	/**
 	 * get a list of group ids for a user
 	 * @param \OC\User\User $user

lib/public/appframework/iappcontainer.php

@@ -63,6 +63,7 @@ interface IAppContainer extends IContainer {
 	function isLoggedIn();
 
 	/**
+	 * @deprecated use IGroupManager->isAdmin($userId)
 	 * @return boolean
 	 * @deprecated use the groupmanager instead to find out if the user is in
 	 * the admin group

lib/public/igroupmanager.php

@@ -80,4 +80,19 @@ interface IGroupManager {
 	 * @return array an array of display names (value) and user ids (key)
 	 */
 	public function displayNamesInGroup($gid, $search = '', $limit = -1, $offset = 0);
+
+	/**
+	 * Checks if a userId is in the admin group
+	 * @param string $userId
+	 * @return bool if admin
+	 */
+	public function isAdmin($userId);
+
+	/**
+	 * Checks if a userId is in a group
+	 * @param string $userId
+	 * @param group $group
+	 * @return bool if in group
+	 */
+	public function isInGroup($userId, $group);
 }

tests/lib/group/manager.php

@@ -304,6 +304,78 @@ class Manager extends \Test\TestCase {
 		$this->assertEquals('group1', $group1->getGID());
 	}
 
+	public function testInGroup() {
+		/**
+		 * @var \PHPUnit_Framework_MockObject_MockObject | \OC_Group_Backend $backend
+		 */
+		$backend = $this->getMock('\OC_Group_Database');
+		$backend->expects($this->once())
+			->method('getUserGroups')
+			->with('user1')
+			->will($this->returnValue(array('group1', 'admin', 'group2')));
+		$backend->expects($this->any())
+			->method('groupExists')
+			->will($this->returnValue(true));
+
+		/**
+		 * @var \OC\User\Manager $userManager
+		 */
+		$userManager = $this->getMock('\OC\User\Manager');
+		$userBackend = $this->getMock('\OC_User_Backend');
+		$manager = new \OC\Group\Manager($userManager);
+		$manager->addBackend($backend);
+
+		$this->assertTrue($manager->isInGroup('user1', 'group1'));
+	}
+
+	public function testIsAdmin() {
+		/**
+		 * @var \PHPUnit_Framework_MockObject_MockObject | \OC_Group_Backend $backend
+		 */
+		$backend = $this->getMock('\OC_Group_Database');
+		$backend->expects($this->once())
+			->method('getUserGroups')
+			->with('user1')
+			->will($this->returnValue(array('group1', 'admin', 'group2')));
+		$backend->expects($this->any())
+			->method('groupExists')
+			->will($this->returnValue(true));
+
+		/**
+		 * @var \OC\User\Manager $userManager
+		 */
+		$userManager = $this->getMock('\OC\User\Manager');
+		$userBackend = $this->getMock('\OC_User_Backend');
+		$manager = new \OC\Group\Manager($userManager);
+		$manager->addBackend($backend);
+
+		$this->assertTrue($manager->isAdmin('user1'));
+	}
+
+	public function testNotAdmin() {
+		/**
+		 * @var \PHPUnit_Framework_MockObject_MockObject | \OC_Group_Backend $backend
+		 */
+		$backend = $this->getMock('\OC_Group_Database');
+		$backend->expects($this->once())
+			->method('getUserGroups')
+			->with('user1')
+			->will($this->returnValue(array('group1', 'group2')));
+		$backend->expects($this->any())
+			->method('groupExists')
+			->will($this->returnValue(true));
+
+		/**
+		 * @var \OC\User\Manager $userManager
+		 */
+		$userManager = $this->getMock('\OC\User\Manager');
+		$userBackend = $this->getMock('\OC_User_Backend');
+		$manager = new \OC\Group\Manager($userManager);
+		$manager->addBackend($backend);
+
+		$this->assertFalse($manager->isAdmin('user1'));
+	}
+
 	public function testGetUserGroupsMultipleBackends() {
 		/**
 		 * @var \PHPUnit_Framework_MockObject_MockObject | \OC_Group_Backend $backend1