diff --git a/lib/private/user.php b/lib/private/user.php
index 10457c224f2bb69f439d2cbb24a2614d95918acd..f5baddb47065f33df3911a574ee7b1ab4366cc61 100644
--- a/lib/private/user.php
+++ b/lib/private/user.php
@@ -64,6 +64,7 @@ class OC_User {
 
 	/**
 	 * registers backend
+	 *
 	 * @param string $backend name of the backend
 	 * @deprecated Add classes by calling OC_User::useBackend() with a class instance instead
 	 * @return bool
@@ -77,6 +78,7 @@ class OC_User {
 
 	/**
 	 * gets available backends
+	 *
 	 * @deprecated
 	 * @return array an array of backends
 	 *
@@ -88,6 +90,7 @@ class OC_User {
 
 	/**
 	 * gets used backends
+	 *
 	 * @deprecated
 	 * @return array an array of backends
 	 *
@@ -99,6 +102,7 @@ class OC_User {
 
 	/**
 	 * Adds the backend to the list of used backends
+	 *
 	 * @param string|OC_User_Interface $backend default: database The backend to use for user management
 	 * @return bool
 	 *
@@ -171,6 +175,7 @@ class OC_User {
 
 	/**
 	 * Create a new user
+	 *
 	 * @param string $uid The username of the user to create
 	 * @param string $password The password of the new user
 	 * @throws Exception
@@ -188,6 +193,7 @@ class OC_User {
 
 	/**
 	 * delete a user
+	 *
 	 * @param string $uid The username of the user to delete
 	 * @return bool
 	 *
@@ -205,6 +211,7 @@ class OC_User {
 
 	/**
 	 * Try to login a user
+	 *
 	 * @param string $loginname The login name of the user to log in
 	 * @param string $password The password of the user
 	 * @return boolean|null
@@ -245,14 +252,14 @@ class OC_User {
 
 		$uid = $backend->getCurrentUserId();
 		$run = true;
-		OC_Hook::emit( "OC_User", "pre_login", array( "run" => &$run, "uid" => $uid ));
+		OC_Hook::emit("OC_User", "pre_login", array("run" => &$run, "uid" => $uid));
 
-		if($uid) {
+		if ($uid) {
 			self::setUserId($uid);
 			self::setDisplayName($uid);
 			self::getUserSession()->setLoginName($uid);
 
-			OC_Hook::emit( "OC_User", "post_login", array( "uid" => $uid, 'password'=>'' ));
+			OC_Hook::emit("OC_User", "post_login", array("uid" => $uid, 'password' => ''));
 			return true;
 		}
 		return false;
@@ -286,11 +293,18 @@ class OC_User {
 	 * Sets user id for session and triggers emit
 	 */
 	public static function setUserId($uid) {
-		\OC::$server->getSession()->set('user_id', $uid);
+		$userSession = \OC::$server->getUserSession();
+		$userManager = \OC::$server->getUserManager();
+		if ($user = $userManager->get($uid)) {
+			$userSession->setUser($user);
+		} else {
+			\OC::$server->getSession()->set('user_id', $uid);
+		}
 	}
 
 	/**
 	 * Sets user display name for session
+	 *
 	 * @param string $uid
 	 * @param null $displayName
 	 * @return bool Whether the display name could get set
@@ -320,13 +334,14 @@ class OC_User {
 	 * Tries to login the user with HTTP Basic Authentication
 	 */
 	public static function tryBasicAuthLogin() {
-		if(!empty($_SERVER['PHP_AUTH_USER']) && !empty($_SERVER['PHP_AUTH_PW'])) {
+		if (!empty($_SERVER['PHP_AUTH_USER']) && !empty($_SERVER['PHP_AUTH_PW'])) {
 			\OC_User::login($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']);
 		}
 	}
 
 	/**
 	 * Check if the user is logged in, considers also the HTTP basic credentials
+	 *
 	 * @return bool
 	 */
 	public static function isLoggedIn() {
@@ -339,6 +354,7 @@ class OC_User {
 
 	/**
 	 * set incognito mode, e.g. if a user wants to open a public link
+	 *
 	 * @param bool $status
 	 */
 	public static function setIncognitoMode($status) {
@@ -347,6 +363,7 @@ class OC_User {
 
 	/**
 	 * get incognito mode status
+	 *
 	 * @return bool
 	 */
 	public static function isIncognitoMode() {
@@ -371,6 +388,7 @@ class OC_User {
 
 	/**
 	 * Check if the user is an admin user
+	 *
 	 * @param string $uid uid of the admin
 	 * @return bool
 	 */
@@ -384,6 +402,7 @@ class OC_User {
 
 	/**
 	 * get the user id of the user currently logged in.
+	 *
 	 * @return string uid or false
 	 */
 	public static function getUser() {
@@ -397,6 +416,7 @@ class OC_User {
 
 	/**
 	 * get the display name of the user currently logged in.
+	 *
 	 * @param string $uid
 	 * @return string uid or false
 	 */
@@ -420,6 +440,7 @@ class OC_User {
 
 	/**
 	 * Autogenerate a password
+	 *
 	 * @return string
 	 *
 	 * generates a password
@@ -430,6 +451,7 @@ class OC_User {
 
 	/**
 	 * Set password
+	 *
 	 * @param string $uid The username
 	 * @param string $password The new password
 	 * @param string $recoveryPassword for the encryption app to reset encryption keys
@@ -448,6 +470,7 @@ class OC_User {
 
 	/**
 	 * Check whether user can change his avatar
+	 *
 	 * @param string $uid The username
 	 * @return bool
 	 *
@@ -464,6 +487,7 @@ class OC_User {
 
 	/**
 	 * Check whether user can change his password
+	 *
 	 * @param string $uid The username
 	 * @return bool
 	 *
@@ -480,6 +504,7 @@ class OC_User {
 
 	/**
 	 * Check whether user can change his display name
+	 *
 	 * @param string $uid The username
 	 * @return bool
 	 *
@@ -496,6 +521,7 @@ class OC_User {
 
 	/**
 	 * Check if the password is correct
+	 *
 	 * @param string $uid The username
 	 * @param string $password The password
 	 * @return string|false user id a string on success, false otherwise
@@ -530,6 +556,7 @@ class OC_User {
 
 	/**
 	 * Get a list of all users
+	 *
 	 * @return array an array of all uids
 	 *
 	 * Get a list of all users.
@@ -548,6 +575,7 @@ class OC_User {
 
 	/**
 	 * Get a list of all users display name
+	 *
 	 * @param string $search
 	 * @param int $limit
 	 * @param int $offset
@@ -567,6 +595,7 @@ class OC_User {
 
 	/**
 	 * check if a user exists
+	 *
 	 * @param string $uid the username
 	 * @return boolean
 	 */
@@ -615,6 +644,7 @@ class OC_User {
 
 	/**
 	 * Set cookie value to use in next page load
+	 *
 	 * @param string $username username to be set
 	 * @param string $token
 	 */
@@ -631,6 +661,7 @@ class OC_User {
 
 	/**
 	 * Returns the first active backend from self::$_usedBackends.
+	 *
 	 * @return OCP\Authentication\IApacheBackend|null if no backend active, otherwise OCP\Authentication\IApacheBackend
 	 */
 	private static function findFirstActiveUsedBackend() {