protected function fetchFormContent(Codendi_Request $request, PFUser $current_user)
 {
     $html = parent::fetchFormContent($request, $current_user);
     $html .= $this->fetchTitleInHierarchy($this->hierarchy);
     $html .= $this->fetchView($request, $current_user);
     return $html;
 }
 protected function fetchFormContent(Codendi_Request $request, PFUser $current_user)
 {
     $html = parent::fetchFormContent($request, $current_user);
     $html .= $this->fetchFields($this->artifact, $request->get('artifact'));
     $html .= '<input type="hidden" name="from_overlay" value="1">';
     $html .= $this->fetchSubmitAndCancelButtons($current_user);
     return $html;
 }