<?php session_start(); require_once 'models/database.php'; require_once 'models/vocable.php'; require_once 'models/lesson.php'; if (!isset($_SESSION['user_id'])) { //TODO: Update urls $_SESSION['origin_url'] = "http://{$_SERVER['HTTP_HOST']}{$_SERVER['REQUEST_URI']}"; header("Location: login.php"); } $db = new DatabaseConnector($_SESSION['user_id']); $options = $db->getOptions(); ?> <!DOCTYPE html> <html> <head> <?php include 'head_tag.html'; ?> <title>Lernen</title> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script> <script type="text/javascript"> function saveLesson(lesson){ var id = $(lesson).attr("value"); var state = $(lesson).prop('checked'); $.post("script/choose_lessons.php",{id: id, state: state},function(data){ console.log(data); }); }