MoodleLoginTU

Script to auto login into Moodle of the TU Dortmund

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         MoodleLoginTU
// @namespace    http://tampermonkey.net/
// @version      0.7
// @description  Script to auto login into Moodle of the TU Dortmund
// @match        https://moodle.tu-dortmund.de/*
// @match        https://sso.itmc.tu-dortmund.de/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    console.log('MoodleLoginTU script loaded');

    function handlePageLoad() {
        console.log('Page load handled');

        // Function to prompt for credentials
        function promptForCredentials() {
            const username = prompt("Enter your TU Dortmund username:");
            const password = prompt("Enter your TU Dortmund password:");

            if (username && password) {
                setCookie('tuDortmundUsername', username, 365);
                setCookie('tuDortmundPassword', password, 365);
            } else {
                alert('Username and password are required to login.');
            }
        }

        // Functions to get and set cookies
        function getCookie(name) {
            const value = `; ${document.cookie}`;
            const parts = value.split(`; ${name}=`);
            if (parts.length === 2) return parts.pop().split(';').shift();
        }

        function setCookie(name, value, days) {
            const date = new Date();
            date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
            const expires = `expires=${date.toUTCString()}`;
            document.cookie = `${name}=${value}; ${expires}; path=/`;
        }

        // Retrieve credentials from cookies
        const username = getCookie('tuDortmundUsername');
        const password = getCookie('tuDortmundPassword');

        // If credentials are not stored, prompt for them
        if (!username || !password) {
            promptForCredentials();
        }

        // Log current URL
        console.log('Current URL:', window.location.href);

        // Function to interact with element when it becomes available
        function waitForElement(selector, callback) {
            const element = document.querySelector(selector);
            if (element) {
                callback(element);
            } else {
                const observer = new MutationObserver((mutationsList, observer) => {
                    const element = document.querySelector(selector);
                    if (element) {
                        observer.disconnect();
                        callback(element);
                    }
                });
                observer.observe(document.body, { childList: true, subtree: true });
            }
        }

        // Handle Moodle homepage and redirect to login
        if (window.location.href.includes("https://moodle.tu-dortmund.de/?redirect=0")) {
            console.log('On Moodle homepage, looking for login button');
            waitForElement('#usernavigation > div.d-flex.align-items-stretch.usermenu-container > div > span > a', (loginButton) => {
                console.log('Login button found, clicking it');
                loginButton.click();
            });
        }

        // Handle Moodle login page and redirect to SSO
        if (window.location.href.includes("https://moodle.tu-dortmund.de/login/index.php")) {
            console.log('On Moodle login page, looking for UniAccount login button');
            waitForElement('#region-main > div > div > div > div > div:nth-child(2) > p:nth-child(3) > a', (uniAccountButton) => {
                console.log('UniAccount login button found, clicking it');
                uniAccountButton.click();
            });
        }

        // Handle SSO login page
        if (window.location.href.startsWith("https://sso.itmc.tu-dortmund.de/openam/XUI/?realm=/tudo&goto=")) {
            console.log('On SSO login page');
            waitForElement('#idToken1', (userField) => {
                const passField = document.querySelector('#idToken2');
                console.log('Username field:', userField);
                console.log('Password field:', passField);

                if (userField && passField) {
                    console.log('Found username and password fields');
                    if (username && password) {
                        userField.value = username;
                        console.log('Filled in username');
                        passField.value = password;
                        console.log('Filled in password');

                        // Trigger change events to ensure the values are recognized by the page
                        userField.dispatchEvent(new Event('input', { bubbles: true }));
                        passField.dispatchEvent(new Event('input', { bubbles: true }));

                        console.log('Both fields filled, looking for login button');
                        waitForElement('#loginButton_0', (ssoLoginButton) => {
                            console.log('SSO login button found, clicking it');
                            ssoLoginButton.click();
                        });
                    } else {
                        console.log('Credentials not found in cookies');
                    }
                } else {
                    console.log('Username or password field not found');
                }
            });
        }
    }

    // Use both DOMContentLoaded and window.onload to ensure the script runs
    document.addEventListener('DOMContentLoaded', handlePageLoad);
    window.addEventListener('load', handlePageLoad);

    // Check if the page is already loaded
    if (document.readyState === 'complete') {
        handlePageLoad();
    }
})();