print_error('cannotmovetonotfound', 'hsuforum', $return);
    }
    $cmto = $forums[$forumto->id];
    if (!$cmto->uservisible) {
        print_error('cannotmovenotvisible', 'hsuforum', $return);
    }
    $destinationctx = context_module::instance($cmto->id);
    require_capability('mod/hsuforum:startdiscussion', $destinationctx);
    if (!$forum->anonymous or $warned) {
        if (!hsuforum_move_attachments($discussion, $forum->id, $forumto->id)) {
            echo $OUTPUT->notification("Errors occurred while moving attachment directories - check your file permissions");
        }
        $DB->set_field('hsuforum_discussions', 'forum', $forumto->id, array('id' => $discussion->id));
        $DB->set_field('hsuforum_read', 'forumid', $forumto->id, array('discussionid' => $discussion->id));
        $params = array('context' => $destinationctx, 'objectid' => $discussion->id, 'other' => array('fromforumid' => $forum->id, 'toforumid' => $forumto->id));
        $event = \mod_hsuforum\event\discussion_moved::create($params);
        $event->add_record_snapshot('hsuforum_discussions', $discussion);
        $event->add_record_snapshot('hsuforum', $forum);
        $event->add_record_snapshot('hsuforum', $forumto);
        $event->trigger();
        // Delete the RSS files for the 2 forums to force regeneration of the feeds
        require_once $CFG->dirroot . '/mod/hsuforum/rsslib.php';
        hsuforum_rss_delete_file($forum);
        hsuforum_rss_delete_file($forumto);
        redirect($return . '&moved=-1&sesskey=' . sesskey());
    }
}
$params = array('context' => $modcontext, 'objectid' => $discussion->id);
$event = \mod_hsuforum\event\discussion_viewed::create($params);
$event->add_record_snapshot('hsuforum_discussions', $discussion);
$event->add_record_snapshot('hsuforum', $forum);
 /**
  * Test discussion_moved event.
  */
 public function test_discussion_moved()
 {
     // Setup test data.
     $course = $this->getDataGenerator()->create_course();
     $fromforum = $this->getDataGenerator()->create_module('hsuforum', array('course' => $course->id));
     $toforum = $this->getDataGenerator()->create_module('hsuforum', array('course' => $course->id));
     $user = $this->getDataGenerator()->create_user();
     // Add a discussion.
     $record = array();
     $record['course'] = $course->id;
     $record['forum'] = $fromforum->id;
     $record['userid'] = $user->id;
     $discussion = $this->getDataGenerator()->get_plugin_generator('mod_hsuforum')->create_discussion($record);
     $context = context_module::instance($toforum->cmid);
     $params = array('context' => $context, 'objectid' => $discussion->id, 'other' => array('fromforumid' => $fromforum->id, 'toforumid' => $toforum->id));
     $event = \mod_hsuforum\event\discussion_moved::create($params);
     // Trigger and capture the event.
     $sink = $this->redirectEvents();
     $event->trigger();
     $events = $sink->get_events();
     $this->assertCount(1, $events);
     $event = reset($events);
     // Checking that the event contains the expected values.
     $this->assertInstanceOf('\\mod_hsuforum\\event\\discussion_moved', $event);
     $this->assertEquals($context, $event->get_context());
     $expected = array($course->id, 'hsuforum', 'move discussion', "discuss.php?d={$discussion->id}", $discussion->id, $toforum->cmid);
     $this->assertEventLegacyLogData($expected, $event);
     $this->assertEventContextNotUsed($event);
     $this->assertNotEmpty($event->get_name());
 }