diff --git a/src/Network/FKOAuthDataStore.php b/src/Network/FKOAuthDataStore.php
index 27aa46d99..424b6391e 100644
--- a/src/Network/FKOAuthDataStore.php
+++ b/src/Network/FKOAuthDataStore.php
@@ -1,10 +1,12 @@
 <?php
+
 /**
  * @file src/Protocol/FKOAuthDataStore.php
  * OAuth server
  * Based on oauth2-php <http://code.google.com/p/oauth2-php/>
  *
  */
+
 namespace Friendica\Network;
 
 use Friendica\App;
@@ -41,8 +43,8 @@ class FKOAuthDataStore extends OAuthDataStore
 	 */
 	public function lookup_consumer($consumer_key)
 	{
-		logger(__function__.":".$consumer_key);
-		
+		logger(__function__ . ":" . $consumer_key);
+
 		$s = dba::select('clients', array('client_id', 'pw', 'redirect_uri'), array('client_id' => $consumer_key));
 		$r = dba::inArray($s);
 
@@ -61,8 +63,8 @@ class FKOAuthDataStore extends OAuthDataStore
 	 */
 	public function lookup_token($consumer, $token_type, $token)
 	{
-		logger(__function__.":".$consumer.", ". $token_type.", ".$token);
-		
+		logger(__function__ . ":" . $consumer . ", " . $token_type . ", " . $token);
+
 		$s = dba::select('tokens', array('id', 'secret', 'scope', 'expires', 'uid'), array('client_id' => $consumer->key, 'scope' => $token_type, 'id' => $token));
 		$r = dba::inArray($s);
 
@@ -87,7 +89,7 @@ class FKOAuthDataStore extends OAuthDataStore
 	public function lookup_nonce($consumer, $token, $nonce, $timestamp)
 	{
 		$r = dba::select('tokens', ['id', 'secret'], ['client_id' => $consumer->key, 'id' => $nonce, 'expires' => $timestamp], ['limit' => 1]);
-				
+
 		if (DBM::is_result($r)) {
 			return new \OAuthToken($r['id'], $r['secret']);
 		}
@@ -102,7 +104,7 @@ class FKOAuthDataStore extends OAuthDataStore
 	 */
 	public function new_request_token($consumer, $callback = null)
 	{
-		logger(__function__.":".$consumer.", ". $callback);
+		logger(__function__ . ":" . $consumer . ", " . $callback);
 		$key = self::genToken();
 		$sec = self::genToken();
 
@@ -137,7 +139,7 @@ class FKOAuthDataStore extends OAuthDataStore
 	 */
 	public function new_access_token($token, $consumer, $verifier = null)
 	{
-		logger(__function__.":".$token.", ". $consumer.", ". $verifier);
+		logger(__function__ . ":" . $token . ", " . $consumer . ", " . $verifier);
 
 		// return a new access token attached to this consumer
 		// for the user associated with this token if the request token
@@ -148,9 +150,9 @@ class FKOAuthDataStore extends OAuthDataStore
 
 		// get user for this verifier
 		$uverifier = Config::get("oauth", $verifier);
-		logger(__function__.":".$verifier.",".$uverifier);
+		logger(__function__ . ":" . $verifier . "," . $uverifier);
 
-		if (is_null($verifier) || ($uverifier!==false)) {
+		if (is_null($verifier) || ($uverifier !== false)) {
 			$key = self::genToken();
 			$sec = self::genToken();
 			$r = dba::insert(
@@ -169,10 +171,8 @@ class FKOAuthDataStore extends OAuthDataStore
 			}
 		}
 
-
 		dba::delete('tokens', array('id' => $token->key));
 
-
 		if (!is_null($ret) && !is_null($uverifier)) {
 			Config::delete("oauth", $verifier);
 		}