/** * 用户与章节 */ public function updateUserSection($uid, $sectionId, $courseId) { $tblUserSection = new DB_Haodu_UserSection(); $rs = $tblUserSection->scalar("id", "where uid={$uid} and section_id={$sectionId}", ""); if ($rs) { $lastTime = time(); $tblUserSection->update($rs['id'], array('last_time' => $lastTime)); } else { $data = array("uid" => $uid, "section_id" => $sectionId, "course_id" => $courseId); $tblUserSection->insert($data); } }