public function checkDonViUsers($user_id = 0, $permission = 0) { $users = $groups = array(); $groupsModel = new Front_Model_Groups(); $employeeModel = new Front_Model_Employees(); $list_groups = $groupsModel->getGroupByPermission($permission); $employeeInfo = $employeeModel->fetchRow('em_id=' . $user_id); if ($list_groups) { foreach ($list_groups as $group) { $groups[] = $group->group_id; } $users = $employeeModel->getUsersByGroupsAndPhong($groups, $employeeInfo->em_phong_ban); } return $users; }