if (isset($_POST['upload_magazines'])) {
require_once '../private/File_Manager.php';
$manager = new File_Manager();
$file = $_FILES['upload_file'];
$uploaded = upload_file($file);
if (strlen($uploaded) == 34) {
$manager->Upload_Magazines('../files/' . $uploaded);
header("Location: ../Librarian.php?page=library_magazine");
exit;
} else {
}
}
if (isset($_POST['Delete_Student'])) {
require_once '../private/LMS_Engine.php';
$engine = new LMS_Engine();
$engine->delete_students($_POST['STD_id']);
header("Location: ../Librarian.php?page=add_new_student");
exit;
}
if (isset($_POST['Update_Student'])) {
require_once '../private/LMS_Engine.php';
$engine = new LMS_Engine();
$file = $_FILES['upload_image'];
if (isset($_FILES['upload_image'])) {
$user_id = $_POST['STD_id'];
$uploaded = upload_image($file);
if (strlen($uploaded) == 34) {
$val = $engine->update_students($_POST['STD_id'], $_POST['name'], $_POST['grade'], $_POST['section'], $uploaded);
if ($val == 1) {
header("Location: ../Librarian.php?page=add_new_student");
exit;
