MDL-49500 grades: Move events triggering (user report) to a new method

grade/report/user/index.php

@@ -164,13 +164,7 @@ if (has_capability('moodle/grade:viewall', $context)) { //Teachers will see all
     }
 }
 
-$event = \gradereport_user\event\grade_report_viewed::create(
-    array(
-        'context' => $context,
-        'courseid' => $courseid,
-        'relateduserid' => $userid,
-    )
-);
-$event->trigger();
+// Trigger report viewed event.
+$report->viewed();
 
 echo $OUTPUT->footer();

grade/report/user/lib.php

@@ -1004,6 +1004,22 @@ class grade_report_user extends grade_report {
             }
         }
     }
+
+    /**
+     * Trigger the grade_report_viewed event
+     *
+     * @since Moodle 2.9
+     */
+    public function viewed() {
+        $event = \gradereport_user\event\grade_report_viewed::create(
+            array(
+                'context' => $this->context,
+                'courseid' => $this->courseid,
+                'relateduserid' => $this->user->id,
+            )
+        );
+        $event->trigger();
+    }
 }
 
 function grade_report_user_settings_definition(&$mform) {