get only one entry

MatrixPlugin.php

@@ -135,8 +135,8 @@ class MatrixPlugin extends StudIPPlugin implements StandardPlugin
      */
     public function invite($event, $membership)
     {
-        if ($matrix = MatrixAccount::findByUser_id($membership->user_id) &&
-                $room = MatrixRoom::findByRange_id($membership->seminar_id)) {
+        if ($matrix = MatrixAccount::findOneByUser_id($membership->user_id) &&
+                $room = MatrixRoom::findOneByRange_id($membership->seminar_id)) {
             MatrixClient::get()->inviteIntoRoom(
                 MatrixAccount::requireSystemAccount(),
                 $room->getLinkedRoom(),
@@ -153,8 +153,8 @@ class MatrixPlugin extends StudIPPlugin implements StandardPlugin
      */
     public function uninvite($event, $membership)
     {
-        if ($matrix = MatrixAccount::findByUser_id($membership->user_id) &&
-            $room = MatrixRoom::findByRange_id($membership->seminar_id)) {
+        if ($matrix = MatrixAccount::findOneByUser_id($membership->user_id) &&
+            $room = MatrixRoom::findOneByRange_id($membership->seminar_id)) {
             MatrixClient::get()->leaveRoom(
                 $matrix->getLinkedAccount(),
                 $room->getLinkedRoom()
@@ -171,7 +171,7 @@ class MatrixPlugin extends StudIPPlugin implements StandardPlugin
      */
     public function unregister($event, $user)
     {
-        if ($account = MatrixAccount::findByUser_id($user->id)) {
+        if ($account = MatrixAccount::findOneByUser_id($user->id)) {
             if (MatrixClient::get()->deactivateAccount($account->getLinkedAccount())) {
                 $account->delete();
             }
@@ -186,7 +186,7 @@ class MatrixPlugin extends StudIPPlugin implements StandardPlugin
      */
     public function deleteRoom($event, $course)
     {
-        if ($room = MatrixRoom::findByRange_id($course->id)) {
+        if ($room = MatrixRoom::findOneByRange_id($course->id)) {
             MatrixClient::get()->deleteRoom(
                 MatrixAccount::requireSystemAccount(),
                 $room->getLinkedRoom()

plugin.manifest

 pluginname=Matrix-Chat
 pluginclassname=MatrixPlugin
 origin=data-quest
-version=1.4.2
+version=1.4.3
 screenshot=assets/images/matrix_logo.png
 description=Matrix chat for Stud.IP courses
 studipMinVersion=4.5