+
+ static function getByKeys($user, $app)
+ {
+ if (empty($user) || empty($app)) {
+ return null;
+ }
+
+ $oau = new Oauth_application_user();
+
+ $oau->profile_id = $user->id;
+ $oau->application_id = $app->id;
+ $oau->limit(1);
+
+ $result = $oau->find(true);
+
+ return empty($result) ? null : $oau;
+ }
+