Moodle 4.3 compatibility

CHANGES.md

@@ -4,6 +4,7 @@
 
 * We are declaring this stable. (Has been used at the Open University for several months.)
 * The Question text is no longer output during the import process.
+* Provide compatibility with Moodle 4.3.
 
 ## First Beta release 0.9
 

classes/import_as_version_action_column.php

@@ -16,17 +16,26 @@
 
 namespace qbank_importasversion;
 
-use core_question\local\bank\menu_action_column_base;
 use moodle_url;
 
+if (!class_exists('\core_question\local\bank\question_action_base')) {
+    // Moodle up to 4.2.x.
+    class_alias('\core_question\local\bank\menu_action_column_base',
+            'qbank_importasversion\qbank_importasversion_column_parent_class');
+} else {
+    // Moodle 4.3+.
+    class_alias('\core_question\local\bank\question_action_base',
+            'qbank_importasversion\qbank_importasversion_column_parent_class');
+}
+
 /**
  * Action to import a question from a file as a new version of an existing question.
  *
  * @package   qbank_importasversion
  * @copyright 2023 MootDACH DevCamp
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class import_as_version_action_column extends menu_action_column_base {
+class import_as_version_action_column extends qbank_importasversion_column_parent_class {
 
     /** @var string store the value of the name lang string for performance. */
     protected $actionname;