MDL-59244 mod_workshop: Move event triggering to API

Event triggering when a submission is deleted is now inside the
delete_submission function.

mod/workshop/locallib.php

@@ -1204,6 +1204,20 @@ class workshop {
         $fs->delete_area_files($this->context->id, 'mod_workshop', 'submission_attachment', $submission->id);
 
         $DB->delete_records('workshop_submissions', array('id' => $submission->id));
+
+        // Event information.
+        $params = array(
+            'context' => $this->context,
+            'courseid' => $this->course->id,
+            'relateduserid' => $submission->authorid,
+            'other' => array(
+                'submissiontitle' => $submission->title
+            )
+        );
+        $params['objectid'] = $submission->id;
+        $event = \mod_workshop\event\submission_deleted::create($params);
+        $event->add_record_snapshot('workshop', $this->dbrecord);
+        $event->trigger();
     }
 
     /**

mod/workshop/submission.php

@@ -119,20 +119,6 @@ if ($submission->id and $delete and $confirm and $deletable) {
     require_sesskey();
     $workshop->delete_submission($submission);
 
-    // Event information.
-    $params = array(
-        'context' => $workshop->context,
-        'courseid' => $workshop->course->id,
-        'relateduserid' => $submission->authorid,
-        'other' => array(
-            'submissiontitle' => $submission->title
-        )
-    );
-    $params['objectid'] = $submission->id;
-    $event = \mod_workshop\event\submission_deleted::create($params);
-    $event->add_record_snapshot('workshop', $workshoprecord);
-    $event->trigger();
-
     redirect($workshop->view_url());
 }