eunid.github.io/web2app.html at main · eunid/eunid.github.io · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Web2App-Test-Page</title>
    <style>
        /* General Styles */
        body {
            font-family: Arial, sans-serif;
            background-color: #f5f5f5;
            margin: 0;
            padding: 0;
        }

        .container {
            max-width: 600px;
            margin: 0 auto;
            padding: 20px;
        }

        h2 {
            text-align: center;
            margin-bottom: 20px;
        }

        /* Form Styles */
        form {
            background-color: #ffffff;
            border-radius: 4px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            padding: 20px;
        }

        label {
            display: block;
            font-weight: bold;
            margin-bottom: 5px;
        }

        input {
            width: 100%;
            padding: 10px;
            border: 1px solid #ccc;
            border-radius: 4px;
            margin-bottom: 15px;
        }

        button {
            display: block;
            width: 100%;
            padding: 10px;
            background-color: #2c3e50;
            color: #ffffff;
            font-weight: bold;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            transition: background-color 0.2s ease;
        }

        .form-element {
            width: 100%;
            box-sizing: border-box;
            margin-bottom: 15px;
        }

        /* Add a class for success messages */
        .success-message {
            background-color: #dff0d8;
            border: 1px solid #d6e9c6;
            border-radius: 4px;
            padding: 10px;
            margin-bottom: 15px;
            color: #3c763d;
        }

        /* Add a class for error messages */
        .error-message {
            background-color: #f2dede;
            border: 1px solid #ebccd1;
            border-radius: 4px;
            padding: 10px;
            margin-bottom: 15px;
            color: #a94442;
        }

        .info-box {
            background-color: #e0f0ff;
            border: 1px solid #4c9aff;
            padding: 1rem;
            border-radius: 4px;
            font-size: 1rem;
            color: #333;
            margin-bottom: 1rem;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
        }

        button:hover {
            background-color: #34495e;
        }

        .hidden {
            display: none;
        }

        /* Media Queries for Responsiveness */
        @media screen and (max-width: 600px) {
            .container {
                padding: 10px;
            }
        }
    </style>
</head>

<body>
    <div class="container">
        <h2 id="heading">Web2App Test</h2>
        <p id="errorDetail" class="error-message hidden"></p>
        <p id="successDetail" class="success-message hidden"></p>
        <div id="loginform">
            <label for="email">Account:</label>
            <input type="email" id="email" name="email" class="form-element">
            <button id="authButton" class="form-element">Login mit netID</button>
            <p id="apDetail" class="info-box hidden"></p>
        </div>
        <div id="loggedInForm" class="hidden">
            <label for="resetButton">Status zurücksetzen:</label>
            <button id="resetButton">Reset</button>
        </div>
    </div>
    </form>
    <script>

        // See https://developer.mozilla.org/en-US/docs/Web/HTTP/Browser_detection_using_the_user_agent
        const hasTouchScreen = () => {
            let hasTouchScreen = false;
            if ("maxTouchPoints" in navigator) {
                hasTouchScreen = navigator.maxTouchPoints > 0;
            } else if ("msMaxTouchPoints" in navigator) {
                hasTouchScreen = navigator.msMaxTouchPoints > 0;
            } else {
                const mQ = matchMedia?.("(pointer:coarse)");
                if (mQ?.media === "(pointer:coarse)") {
                    hasTouchScreen = !!mQ.matches;
                } else if ("orientation" in window) {
                    hasTouchScreen = true; // deprecated, but good fallback
                } else {
                    // Only as a last resort, fall back to user agent sniffing
                    const UA = navigator.userAgent;
                    hasTouchScreen =
                        /\b(BlackBerry|webOS|iPhone|IEMobile)\b/i.test(UA) ||
                        /\b(Android|Windows Phone|iPad|iPod)\b/i.test(UA);
                }
            }
            return hasTouchScreen;
        };

        //In real deployment this should be handled server-side idealy
        const getPlatform = () => {
            let userAgent = navigator.userAgent || navigator.vendor || window.opera;
            console.log(userAgent);
            if (/android/i.test(userAgent)) return 'Android';
            if (/iPad|iPhone|iPod/.test(userAgent) && !window.MSStream) return 'iOS';
            return 'other';
        };

        const isFireFoxAndroid = () => {
            let isFireFox = false
            if (hasTouchScreen()) {
                const UA = navigator.userAgent
                isFireFox =
                    /\b(FireFox)\b/i.test(UA) &&
                    /\b(Android)\b/i.test(UA)
            }
            return isFireFox;

        }

        const checkSuccess = () => {
            let query = document.location.search;
            let params = new URLSearchParams(query);
            if (params.has('state') && params.has('code')) {
                console.log(params.get('Redirect with state: ' + params.get('state') + ' and code: ' + params.get('code')))
                return true
            }
            return false
        }

        const getError = () => {
            let query = document.location.search;
            let params = new URLSearchParams(query);
            if (params.has('error')) {
                console.log(params.get('error'))
                console.log(params.get('error_description'))
                return 'Error: ' + params.get('error') + ' Description: ' + params.get('error_description')
            }
            return null
        };

        const generateAuthURI = (domain, path, email) => {
            const baseURI = 'https://AUTH_DOMAIN/AUTH_PATH?redirect_uri=https%3A%2F%2Feunid.github.io%2Fweb2app&client_id=73729a4c-9523-4da3-9a40-b99f1c046952&response_type=code&state=web2app&nonce=b5zydPHsFSrBRtp0I_xTJA&scope=openid&code_challenge=sEIVnvgdeGCxy7WxqsEkLJM1V6N3LXIsCgidxAGL638&code_challenge_method=S256&claims=%7B%22userinfo%22%3A%7B%22email%22%3A%7B%22essential%22%3Atrue%7D%2C%22email_verified%22%3A%7B%22essential%22%3Atrue%7D%7D%7D';
            return baseURI.replace('AUTH_DOMAIN', domain).replace('AUTH_PATH', path) + '&login_hint=' + email;
        };

        const createLink = () => {
            const email = document.getElementById('email').value;
            const getDomain = email.substring(email.indexOf('@') + 1);

            const authURIs = {
                'gmx.net': generateAuthURI('sso.gmx.net', 'authorize-app2app', email),
                'gmx.de': generateAuthURI('sso.gmx.net', 'authorize-app2app', email),
                'web.de': generateAuthURI('sso.web.de', 'authorize-app2app', email),
                'default': generateAuthURI('broker.netID.de', 'authorize', email),
            };

            if (!isFireFoxAndroid()) {
                const targetURI = authURIs[getDomain] || authURIs.default;
                window.open(targetURI, '_self');
            }
        };

        const hideErrorMessage = () => {
            const errorDetail = document.getElementById('errorDetail');
            errorDetail.classList.add('hidden');
        };

        const showErrorMessage = (message) => {
            const errorDetail = document.getElementById('errorDetail');
            errorDetail.textContent = message;
            // toggle success - error display
            errorDetail.classList.remove('hidden');
            hideSuccessMessage();
        };

        const hideSuccessMessage = () => {
            const successInfo = document.getElementById('successDetail');
            successInfo.classList.add('hidden');
        };

        const showSuccessMessage = (message) => {
            const successInfo = document.getElementById('successDetail');
            successInfo.textContent = message;
            successInfo.classList.remove('hidden');
            hideErrorMessage();
        };

        function checkDeviceCompatibility() {
            if (!hasTouchScreen()) {
                showErrorMessage(`Demo only works on mobile devices | ${errorDetail.innerHTML}`);
                return false;
            } else if (isFireFoxAndroid()) {
                showErrorMessage(`${errorDetail.innerHTML} | FireFox-Android Web2App disabled`);
                return false;
            }
            return true;
        }

        const emailInput = document.getElementById('email');
        const submitButton = document.getElementById('authButton');

        emailInput.addEventListener('input', () => {
            const email = emailInput.value;
            const apDetail = document.getElementById('apDetail');
            const getDomain = email.substring(email.indexOf('@') + 1);

            if (getDomain === 'gmx.net' || getDomain === 'gmx.de') {
                apDetail.classList.remove('hidden')
                apDetail.textContent = 'Anmeldung mit ihrer GMX App';

            } else if (getDomain === 'web.de') {
                apDetail.classList.remove('hidden')
                apDetail.textContent = 'Anmeldung mit ihrer WEB.DE App';
            } else {
                apDetail.classList.add('hidden')
            }
        });

        authButton = document.getElementById('authButton');
        authButton.addEventListener('click', (event) => {
            console.log('Button Clicked')
            createLink()
        });

        resetButton = document.getElementById('resetButton');
        resetButton.addEventListener('click', (event) => {
            console.log('Reset Button Clicked')
            window.open('web2app.html', '_self');
        });

        let error = getError();
        let success = checkSuccess();
        let loggedInForm = document.getElementById('loggedInForm');
        let loginform = document.getElementById('loginform');

        if (checkDeviceCompatibility()) {
            if (error) {
                showErrorMessage(`${error} | ${errorDetail.innerHTML}`);
            } else if (success) {
                loggedInForm.classList.remove('hidden');
                loginform.classList.add('hidden');
                showSuccessMessage('Login Successfull');
            }
        }

    </script>
</body>

</html>