/**
  * @param  $formData
  * @param string $entryPoint
  * @return bool
  */
 function tryRemoveRuleSubmit($formData, $entryPoint = 'internal')
 {
     $ruleid = $formData['ruleid'];
     $success = $this->userNova->removeSecurityGroupRule($ruleid);
     if ($success) {
         # TODO: Ensure group isn't being used
         $this->getOutput()->addWikiMsg('openstackmanager-removedrule');
     } else {
         $this->getOutput()->addWikiMsg('openstackmanager-removerulefailed');
     }
     $out = '<br />';
     $out .= Linker::link($this->getPageTitle(), $this->msg('openstackmanager-backsecuritygrouplist')->escaped());
     $this->getOutput()->addHTML($out);
     return true;
 }