public function activityAction($offset = 0)
{
$parameters = ['order' => 'created_at DESC', 'limit' => ['number' => self::POSTS_IN_PAGE, 'offset' => 0]];
$this->view->setVars(['total' => Activities::count(), 'activities' => Activities::find($parameters)]);
$this->tag->setTitle('Recent Activity on the Forum');
}