header("location: index.php"); } if (isset($_GET['id'])) { $school->removeschool($_GET['id']); $error = "مدرسه با موفقیت حذف شد"; } if (isset($_GET['error'])) { $error = $_GET['error']; } if ($_SERVER["REQUEST_METHOD"] == "POST") { $schoolname = $sec->escape($_POST["schoolname"]); $schoollength = $sec->checknullwithoutwhitespace($schoolname); $schooladdress = $sec->escape($_POST["schooladdress"]); $schooltel = $sec->escape($_POST["schooltel"]); if ($schoollength != 0) { $ans = $school->addschool($schoolname, $schooladdress, $schooltel); if ($ans == 0) { $error = "نام مدرسه نباید تکراری باشد"; } else { $error = "مدرسه با موفقیت ثبت شد"; } } else { $error = "لطفا ابتدا نام مدرسه را وارد کنید"; } } ?> <!doctype html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>مدرسه ها</title> <meta charset="utf-8" />