Context mapping error

backup/moodle2/backup_adele_activity_task.class.php

@@ -44,19 +44,17 @@ protected function define_my_steps() {
         $this->add_step(new backup_adele_activity_structure_step('adele_structure', 'adele.xml'));
     }
 
+    public function get_fileareas() {
+        return []; // Keine Dateien.
+    }
+
    /**
     * Encodes URLs to the activity instance for Moodle backup.
     *
     * @param string $content HTML content containing URLs to the activity instance.
     * @return string Encoded content with URLs converted.
     */
     public static function encode_content_links($content) {
-        global $CFG;
-
-        $base = preg_quote($CFG->wwwroot, '/');
-        $pattern = "/({$base}\/mod\/adele\/view\.php\?id=)([0-9]+)/";
-        $replacement = '$@ADELEVIEWBYID*$2@$';
-
-        return preg_replace($pattern, $replacement, $content);
+        return $content; // Keine Links zu encodieren.
     }
 }

backup/moodle2/backup_adele_stepslib.php

@@ -30,14 +30,21 @@ class backup_adele_activity_structure_step extends backup_activity_structure_ste
      * Backs up nested element.
      *
      * @return backup_nested_element
-     *
      */
     protected function define_structure() {
+        // Define each element and its attributes.
         $adele = new backup_nested_element('adele', ['id'], [
             'course', 'name', 'learningpathid', 'view', 'userlist',
             'participantslist', 'timecreated', 'timemodified', 'intro', 'introformat',
         ]);
 
+        // Define sources.
+        $adele->set_source_table('adele', ['id' => backup::VAR_ACTIVITYID]);
+
+        // Define file annotations (if there are files to back up).
+        $adele->annotate_files('mod_adele', 'intro', null);
+
+        // Return the root element (wrapped into the standard activity structure).
         return $this->prepare_activity_structure($adele);
     }
 }

backup/moodle2/restore_adele_activity_task.class.php

@@ -45,31 +45,19 @@ protected function define_my_steps() {
     }
 
     /**
-     * Determines if this task uses the Moodle file API.
-     *
-     * @return array
+     * Defines steps for the restore process.
      */
     public function get_fileareas() {
-        return ['intro'];
+        return null; // Keine Dateien.
     }
 
     /**
-     * Processes links encoded by the backup process.
+     * Decodes content links during restore.
      *
-     * @param string $content Encoded content with placeholders for URLs.
-     * @return string Decoded content with URLs restored.
+     * @param string $content The content containing encoded links.
+     * @return string The content with links decoded.
      */
     public static function decode_content_links($content) {
-        $pattern = '/\$@ADELEVIEWBYID\*([0-9]+)@\$/';
-        $replacement = '$@PLUGINFILE$/mod/adele/view.php?id=$1';
-
-        return preg_replace($pattern, $replacement, $content);
-    }
-
-    /**
-     * Returns the activity module's format version.
-     */
-    public function after_restore() {
-        // Any additional processing after restoring can be added here.
+        return $content; // No specific decoding needed for this activity.
     }
 }

backup/moodle2/restore_adele_stepslib.php

@@ -36,7 +36,6 @@ class restore_adele_activity_structure_step extends restore_activity_structure_s
     protected function define_structure() {
         $paths = [];
         $paths[] = new restore_path_element('adele', '/activity/adele');
-
         return $paths;
     }
 
@@ -52,6 +51,11 @@ protected function process_adele($data) {
 
         $data = (object)$data;
         $data->course = $this->get_courseid();
-        $DB->insert_record('adele', $data);
+        $newitemid = $DB->insert_record('adele', $data);
+        $this->set_mapping('adele', $data->id, $newitemid);
+    }
+
+    protected function after_execute() {
+        // Keine weiteren Schritte erforderlich.
     }
 }

lib.php

@@ -34,6 +34,8 @@ function adele_supports($feature) {
     switch ($feature) {
         case FEATURE_MOD_INTRO:
             return true;
+        case FEATURE_BACKUP_MOODLE2:
+            return true;
         default:
             return null;
     }

version.php

@@ -26,7 +26,7 @@
 
 $plugin->component = 'mod_adele';
 $plugin->release = '0.1.0';
-$plugin->version = 2024101400;
+$plugin->version = 2024101402;
 $plugin->requires = 2022112800;
 $plugin->maturity = MATURITY_ALPHA;
 $plugin->dependencies = [