public function groupmemberfilterdeleteAction() { $this->_helper->layout->disableLayout(); $this->_helper->viewRenderer->setNoRender(true); $service = new EngineBlock_Service_GroupProviderGroupMemberFilter(); return $service->delete(htmlentities($this->_getParam('group_provider_id')), htmlentities($this->_getParam('group_member_filter_id'))); }