diff --git a/3rdparty b/3rdparty
index 2f3ae9f56a..ea5e07f120 160000
--- a/3rdparty
+++ b/3rdparty
@@ -1 +1 @@
-Subproject commit 2f3ae9f56a9838b45254393e13c14f8a8c380d6b
+Subproject commit ea5e07f120177092cdb11ee16d7b54fb1ff16cb3
diff --git a/core/avatar/controller.php b/core/avatar/controller.php
index 17fe4270ff..c889385c21 100644
--- a/core/avatar/controller.php
+++ b/core/avatar/controller.php
@@ -25,7 +25,8 @@ class OC_Core_Avatar_Controller {
 			$size = 64;
 		}
 
-		$image = \OC_Avatar::get($user, $size);
+		$ava = new \OC_Avatar();
+		$image = $ava->get($user, $size);
 
 		if ($image instanceof \OC_Image) {
 			$image->show();
@@ -39,7 +40,8 @@ class OC_Core_Avatar_Controller {
 
 		if (isset($_POST['path'])) {
 			$path = stripslashes($_POST['path']);
-			$avatar = OC::$SERVERROOT.'/data/'.$user.'/files'.$path;
+			$view = new \OC\Files\View('/'.$user.'/files');
+			$avatar = $view->file_get_contents($path);
 		}
 
 		if (!empty($_FILES)) {
@@ -51,10 +53,22 @@ class OC_Core_Avatar_Controller {
 		}
 
 		try {
-			\OC_Avatar::set($user, $avatar);
+			$ava = new \OC_Avatar();
+			$ava->set($user, $avatar);
 			\OC_JSON::success();
 		} catch (\OC\NotSquareException $e) {
-			// TODO move unfitting avatar to /datadir/$user/tmpavatar{png.jpg} here
+			$image = new \OC_Image($avatar);
+			$ext = substr($image->mimeType(), -3);
+			if ($ext === 'peg') {
+				$ext = 'jpg';
+			} elseif ($ext !== 'png') {
+				\OC_JSON::error();
+			}
+
+			$view = new \OC\Files\View('/'.$user);
+			$view->unlink('tmpavatar.png');
+			$view->unlink('tmpavatar.jpg');
+			$view->file_put_contents('tmpavatar.'.$ext, $image->data());
 			\OC_JSON::error(array("data" => array("message" => "notsquare") ));
 		} catch (\Exception $e) {
 			\OC_JSON::error(array("data" => array("message" => $e->getMessage()) ));
@@ -65,7 +79,8 @@ class OC_Core_Avatar_Controller {
 		$user = OC_User::getUser();
 
 		try {
-			\OC_Avatar::remove($user);
+			$avatar = new \OC_Avatar();
+			$avatar->remove($user);
 			\OC_JSON::success();
 		} catch (\Exception $e) {
 			\OC_JSON::error(array("data" => array ("message" => $e->getMessage()) ));
@@ -73,17 +88,52 @@ class OC_Core_Avatar_Controller {
 	}
 
 	public static function getTmpAvatar($args) {
-		// TODO deliver /datadir/$user/tmpavatar.{png|jpg} here, filename may include a timestamp
+		// TODO deliver actual size here as well, so Jcrop can do its magic and we have the actual coordinates here again
+		// TODO or don't have a size parameter and only resize client sided (looks promising)
+		//
 		// TODO make a cronjob that cleans up the tmpavatar after it's older than 2 hours, should be run every hour
 		$user = OC_User::getUser();
+
+		$view = new \OC\Files\View('/'.$user);
+		if ($view->file_exists('tmpavatar.png')) {
+			$ext = 'png';
+		} elseif ($view->file_exists('tmpavatar.jpg')) {
+			$ext = 'jpg';
+		} else {
+			\OC_JSON::error();
+			return;
+		}
+
+		$image = new \OC_Image($view->file_get_contents('tmpavatar.'.$ext));
+		$image->resize($args['size']);
+		$image->show();
 	}
 
 	public static function postCroppedAvatar($args) {
 		$user = OC_User::getUser();
-		$crop = json_decode($_POST['crop'], true);
-		$image = new \OC_Image($avatar);
-		$image->crop($x, $y, $w, $h);
-		$avatar = $image->data();
-		$cropped = true;
+		$view = new \OC\Files\View('/'.$user);
+		$crop = $_POST['crop'];
+
+		if ($view->file_exists('tmpavatar.png')) {
+			$ext = 'png';
+		} elseif ($view->file_exists('tmpavatar.jpg')) {
+			$ext = 'jpg';
+		} else {
+			\OC_JSON::error();
+			return;
+		}
+
+		$image = new \OC_Image($view->file_get_contents('tmpavatar.'.$ext));
+		$image->crop($crop['x'], $crop['y'], $crop['w'], $crop['h']);
+		try {
+			$avatar = new \OC_Avatar();
+			$avatar->set($user, $image->data());
+			// Clean up
+			$view->unlink('tmpavatar.png');
+			$view->unlink('tmpavatar.jpg');
+			\OC_JSON::success();
+                } catch (\Exception $e) {
+                        \OC_JSON::error(array("data" => array("message" => $e->getMessage()) ));
+                }
 	}
 }
diff --git a/core/routes.php b/core/routes.php
index 30c4bf544d..25f64a1883 100644
--- a/core/routes.php
+++ b/core/routes.php
@@ -68,7 +68,7 @@ $this->create('core_avatar_post', '/avatar/')
 $this->create('core_avatar_delete', '/avatar/')
 	->delete()
 	->action('OC_Core_Avatar_Controller', 'deleteAvatar');
-$this->create('core_avatar_get_tmp', '/avatar/tmp/{size}')
+$this->create('core_avatar_get_tmp', '/avatartmp/{size}') //TODO better naming, so it doesn't conflict with core_avatar_get
 	->defaults(array('size' => 64))
 	->get()
 	->action('OC_Core_Avatar_Controller', 'getTmpAvatar');
diff --git a/lib/avatar.php b/lib/avatar.php
index 9ab905c852..3621b96e10 100644
--- a/lib/avatar.php
+++ b/lib/avatar.php
@@ -17,7 +17,7 @@ class OC_Avatar {
 	 * @param $size integer size in px of the avatar, defaults to 64
 	 * @return mixed \OC_Image containing the avatar or false if there's no image
 	*/
-	public static function get ($user, $size = 64) {
+	public function get ($user, $size = 64) {
 		$view = new \OC\Files\View('/'.$user);
 
 		if ($view->file_exists('avatar.jpg')) {
@@ -42,7 +42,7 @@ class OC_Avatar {
 	 * @throws \OC\NotSquareException if the image is not square
 	 * @return true on success
 	*/
-	public static function set ($user, $data) {
+	public function set ($user, $data) {
 		$view = new \OC\Files\View('/'.$user);
 
 		$img = new OC_Image($data);
@@ -73,7 +73,7 @@ class OC_Avatar {
 	 * @param $user string user to delete the avatar from
 	 * @return void
 	*/
-	public static function remove ($user) {
+	public function remove ($user) {
 		$view = new \OC\Files\View('/'.$user);
 		$view->unlink('avatar.jpg');
 		$view->unlink('avatar.png');
diff --git a/lib/cleanupavatarjob.php b/lib/cleanupavatarjob.php
new file mode 100644
index 0000000000..16bf263d21
--- /dev/null
+++ b/lib/cleanupavatarjob.php
@@ -0,0 +1,13 @@
+<?php
+
+class CleanUpAvatarJob extends \OC\BackgroundJob\TimedJob {
+
+	public function __construct () {
+		$this->setInterval(7200); // 2 hours
+	}
+
+	public function run ($argument) {
+		// TODO $view
+		// TODO remove ALL the tmpavatars
+	}
+}
diff --git a/lib/installer.php b/lib/installer.php
index 179b279c5b..a1d2173e22 100644
--- a/lib/installer.php
+++ b/lib/installer.php
@@ -426,7 +426,7 @@ class OC_Installer{
 			'OC_API::',
 			'OC_App::',
 			'OC_AppConfig::',
-			'OC_Avatar::',
+			'OC_Avatar',
 			'OC_BackgroundJob::',
 			'OC_Config::',
 			'OC_DB::',
diff --git a/lib/public/avatar.php b/lib/public/avatar.php
index 55eff57d16..649f3240e9 100644
--- a/lib/public/avatar.php
+++ b/lib/public/avatar.php
@@ -10,6 +10,7 @@ namespace OCP;
 
 class Avatar {
 	public static function get ($user, $size = 64) {
-		return \OC_Avatar::get($user, $size);
+		$avatar = new \OC_Avatar();
+		return $avatar->get($user, $size);
 	}
 }
diff --git a/settings/js/personal.js b/settings/js/personal.js
index e97d0d64c9..5d9219dd7e 100644
--- a/settings/js/personal.js
+++ b/settings/js/personal.js
@@ -74,10 +74,11 @@ function showAvatarCropper() {
 			onSelect: saveCoords,
 			aspectRatio: 1
 		});
-	}).attr('src', OC.router_base_url+'/avatar/tmp/512');
+	}).attr('src', OC.router_base_url+'/avatartmp/512');
 }
 
 function sendCropData() {
+	$('#cropperbox').ocdialog('close');
 	var cropperdata = $('#cropper').data();
 	var data = {
 		x: cropperdata.x,
@@ -85,7 +86,7 @@ function sendCropData() {
 		w: cropperdata.w,
 		h: cropperdata.h
 	};
-	$.post(OC.router_base_url+'/avatar/', {crop: data}, avatarResponseHandler);
+	$.post(OC.router_base_url+'/avatar/cropped', {crop: data}, avatarResponseHandler);
 }
 
 function saveCoords(c) {
diff --git a/tests/lib/avatar.php b/tests/lib/avatar.php
index 76cbd85fc4..321bb771fb 100644
--- a/tests/lib/avatar.php
+++ b/tests/lib/avatar.php
@@ -9,14 +9,16 @@
 class Test_Avatar extends PHPUnit_Framework_TestCase {
 
 	public function testAvatar() {
-		$this->assertEquals(false, \OC_Avatar::get(\OC_User::getUser()));
+		$avatar = new \OC_Avatar();
+
+		$this->assertEquals(false, $avatar->get(\OC_User::getUser()));
 
 		$expected = new OC_Image(\OC::$SERVERROOT.'/tests/data/testavatar.png');
-		\OC_Avatar::set(\OC_User::getUser(), $expected->data());
+		$avatar->set(\OC_User::getUser(), $expected->data());
 		$expected->resize(64);
-		$this->assertEquals($expected->data(), \OC_Avatar::get(\OC_User::getUser())->data());
+		$this->assertEquals($expected->data(), $avatar->get(\OC_User::getUser())->data());
 
-		\OC_Avatar::remove(\OC_User::getUser());
-		$this->assertEquals(false, \OC_Avatar::get(\OC_User::getUser()));
+		$avatar->remove(\OC_User::getUser());
+		$this->assertEquals(false, $avatar->get(\OC_User::getUser()));
 	}
 }