echo "<xml>"; echo "<status>error</status>"; echo "<message>Invalid course id</message>"; echo "</xml>"; exit; } if (eF_checkParameter($_GET['login'], 'login') == false) { echo "<xml>"; echo "<status>error</status>"; echo "<message>Invalid login format</message>"; echo "</xml>"; exit; } try { $course = new EfrontCourse($_GET['course']); if ($course->isStudentInCourse($_GET['login']) === false && $course->isProfessorInCourse($_GET['login']) === false) { echo "<xml>"; echo "<status>error</status>"; echo "<message>User not enrolled into course</message>"; echo "</xml>"; exit; } $course->removeUsers($_GET['login']); echo "<xml>"; echo "<status>ok</status>"; echo "</xml>"; } catch (Exception $e) { if ($e->getCode() == EfrontCourseException::COURSE_NOT_EXISTS) { echo "<xml>"; echo "<status>error</status>"; echo "<message>Course doesn't exist</message>";