From 62783eeef27b570544072e65d0623af1ad5bc1ab Mon Sep 17 00:00:00 2001
From: Paul Holden <paulh@moodle.com>
Date: Thu, 9 May 2024 19:32:57 +0100
Subject: [PATCH] MDL-81862 mod_assign: add activity field files for
 backup/restore.

---
 mod/assign/backup/moodle2/backup_assign_stepslib.php  | 4 +++-
 mod/assign/backup/moodle2/restore_assign_stepslib.php | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/mod/assign/backup/moodle2/backup_assign_stepslib.php b/mod/assign/backup/moodle2/backup_assign_stepslib.php
index 9b8741a19ca..be6b6dcea21 100644
--- a/mod/assign/backup/moodle2/backup_assign_stepslib.php
+++ b/mod/assign/backup/moodle2/backup_assign_stepslib.php
@@ -55,7 +55,7 @@ class backup_assign_activity_structure_step extends backup_activity_structure_st
 
     /**
      * Define the structure for the assign activity
-     * @return void
+     * @return backup_nested_element
      */
     protected function define_structure() {
 
@@ -205,6 +205,8 @@ class backup_assign_activity_structure_step extends backup_activity_structure_st
         // These file areas don't have an itemid.
         $assign->annotate_files('mod_assign', 'intro', null);
         $assign->annotate_files('mod_assign', 'introattachment', null);
+        $assign->annotate_files('mod_assign', 'activityattachment', null);
+
         $this->annotate_plugin_config_files($assign, 'assignsubmission');
         $this->annotate_plugin_config_files($assign, 'assignfeedback');
 
diff --git a/mod/assign/backup/moodle2/restore_assign_stepslib.php b/mod/assign/backup/moodle2/restore_assign_stepslib.php
index 51a61c4d29d..403e879d925 100644
--- a/mod/assign/backup/moodle2/restore_assign_stepslib.php
+++ b/mod/assign/backup/moodle2/restore_assign_stepslib.php
@@ -421,11 +421,11 @@ class restore_assign_activity_structure_step extends restore_activity_structure_
 
     /**
      * Once the database tables have been fully restored, restore the files
-     * @return void
      */
     protected function after_execute() {
         $this->add_related_files('mod_assign', 'intro', null);
         $this->add_related_files('mod_assign', 'introattachment', null);
+        $this->add_related_files('mod_assign', 'activityattachment', null);
 
         $this->add_plugin_config_files('assignsubmission');
         $this->add_plugin_config_files('assignfeedback');