fix errors in mvv models, fixes #1230

Closes #1230

Merge request studip/studip!741

1 files changed, 14 insertions, 0 deletions

diff --git a/lib/classes/ModuleManagementInterface.php b/lib/classes/ModuleManagementInterface.php
new file mode 100644
index 0000000..b5594c2
--- /dev/null
+++ b/lib/classes/ModuleManagementInterface.php
@@ -0,0 +1,14 @@
+<?php
+/**
+ * This interface ensures that all objects of ModuleManagementModel have
+ * the same constructor signature. Otherwise, we can not guarantee that the
+ * use of "new static()" in ModuleManagement code will always do the right
+ * things.
+ *
+ * @author Jan-Hendrik Willms <tleilax+studip@gmail.com>
+ * @license GPL2 or any later version
+ */
+interface ModuleManagementInterface
+{
+    public function __construct($id = null);
+}