<?php
require '../model/database.php';
require '../model/teachers_db.php';
if ($_POST['action'] == "delete_teacher") {
$teacherID = $_POST['teacher_id'];
delete_teacher($teacherID);
} else {
$teacherID = $_POST['ID'];
$firstName = $_POST['firstName'];
$lastName = $_POST['lastName'];
$userName = $_POST['username'];
$password = $_POST['password'];
if (!empty($teacherID) || !empty($firstName) || !empty($lastName) || !empty($userName) || !empty($password)) {
add_teacher($teacherID, $firstName, $lastName, $userName, $password);
}
}
header("Location: mteacher.php");
if (empty($last_name)) {
$error_msg .= "Last Name is required.<BR>";
}
if (empty($display_name)) {
$error_msg .= "Display Name is required.<BR>";
}
if (empty($teacher_id)) {
$error_msg .= "Teacher ID is required.<BR>";
}
if ($error_msg != "") {
include 'teacher_modify.php';
exit;
} else {
modify_teacher($teacher_id, $last_name, $first_name, $display_name);
}
}
$teacherList = get_teacher_list();
include 'teacher_list.php';
exit;
break;
case 'delete_teacher':
$teacher_id = filter_input(INPUT_GET, 'teacher_id');
delete_teacher($teacher_id);
$teacherList = get_teacher_list();
include 'teacher_list.php';
exit;
break;
default:
display_error('Unknown teacher action: ' . $action);
break;
}