public function User()
 {
     $course_id = $_GET['id'];
     $course = new CourseModel();
     $zhang = new ZhangModel();
     $zhanglist = $zhang->where("course_id='{$course_id}'")->select();
     $result = $course->where("course_id='{$course_id}'")->find();
     $username = Cookie::get('username');
     $userid = Cookie::get('userid');
     $usertype = Cookie::get('usertype');
     $this->assign('course', $result);
     $this->assign('zhanglist', $zhanglist);
     $this->assign('username', $username);
     $this->assign('userid', $userid);
     $this->assign('usertype', $usertype);
     $this->display();
 }
 public function index()
 {
     $course_id = $_GET['id'];
     $course = new CourseModel();
     $zhang = new ZhangModel();
     $vedio = new VedioModel();
     $zhanglist = $zhang->where("course_id ='{$course_id}'")->select();
     $result = $course->where("course_id='{$course_id}'")->find();
     $username = Cookie::get('username');
     $userid = Cookie::get('userid');
     $usertype = Cookie::get('usertype');
     $this->assign('course', $result);
     $this->assign('zhanglist', $zhanglist);
     $this->assign('username', $username);
     $this->assign('userid', $userid);
     $this->assign('usertype', $usertype);
     if ($usertype === 'Teacher') {
         $urlturn = 'teacherindex';
     } else {
         $urlturn = 'studentindex';
     }
     $this->assign('urlturn', $urlturn);
     $this->display();
 }
 public function studentresult()
 {
     $zhang_id = $_GET['id'];
     $username = Cookie::get('username');
     $userid = Cookie::get('userid');
     $usertype = Cookie::get('usertype');
     $test = new TestModel();
     $testlist = $test->where("zhang_id='{$zhang_id}'")->select();
     $student_test = new Student_testModel();
     $student_testlist = $student_test->where("user_id='{$userid}'")->find();
     $zhang = new ZhangModel();
     $zhanglist = $zhang->where("zhang_id='{$zhang_id}'")->find();
     $course_id = $zhanglist['course_id'];
     $course = new CourseModel();
     $courselist = $course->where("course_id='{$course_id}'")->find();
     $this->assign('username', $username);
     $this->assign('userid', $userid);
     $this->assign('usertype', $usertype);
     $this->assign('zhang', $zhanglist);
     $this->assign('student_test', $student_testlist);
     $this->assign('testlist', $testlist);
     $this->assign('course', $courselist);
     $this->display();
 }