public function revokeAccess($permission_type, $ugroup_id) { if ($this->groupHasPermission($permission_type, $ugroup_id)) { $this->permissions_manager->revokePermissionForUGroup($permission_type, $this->atid, $ugroup_id); unset($this->stored_ugroups_permissions[$ugroup_id]['permissions'][$permission_type]); $this->addHistory($permission_type); } }