[ 'name' => 'roles', 'keyColumn' => 'name' ] ]; protected function initializeQueryColumns() { $columns = [ 'roles' => [ 'parent', 'name', 'users', 'groups', 'refusals', 'permissions', 'unrestricted', 'application/share/users', 'application/share/groups' ] ]; $moduleManager = Icinga::app()->getModuleManager(); foreach ($moduleManager->listInstalledModules() as $moduleName) { foreach ($moduleManager->getModule($moduleName, false)->getProvidedRestrictions() as $restriction) { $columns['roles'][] = $restriction->name; } } return $columns; } }