Files
jakach-login/app-code/login/passkey.php

262 lines
9.4 KiB
PHP

<!DOCTYPE html>
<html lang="en" data-bs-theme="dark">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Jakach Login</title>
<?php
include "../assets/components.php";
session_start();
?>
</head>
<body>
<div class="container mt-5">
<div class="row justify-content-center">
<div class="col-md-6 col-lg-4">
<!-- Card for the form -->
<div class="card shadow">
<div class="card-body">
<h4 class="card-title text-center mb-4">Jakach Login</h4>
<!-- Form -->
<form id="twofaForm">
<!-- Submit Button -->
<div class="d-grid gap-2">
<!-- Login Button -->
<button style="align:right" type="button" class="btn btn-primary btn-block" onclick="checkRegistration()">Login with a passkey</button>
</div>
</form>
</div>
</div>
</div>
</div>
</div>
<div class="modal fade" id="errorModal" tabindex="-1" aria-labelledby="errorModalLabel" aria-hidden="true">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title" id="errorModalLabel">Error</h5>
<button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
</div>
<div class="modal-body">
Wrong 2fa pin!
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Close</button>
</div>
</div>
</div>
</div>
<script>
//js that handelsour passkey login
async function checkRegistration() {
try {
if (!window.fetch || !navigator.credentials || !navigator.credentials.create) {
throw new Error('Browser not supported.');
}
// get check args
let rep = await window.fetch('/api/login/check_passkey.php?fn=getGetArgs' + getGetParams(), {method:'GET',cache:'no-cache'});
const getArgs = await rep.json();
// error handling
if (getArgs.success === false) {
throw new Error(getArgs.msg);
}
// replace binary base64 data with ArrayBuffer. a other way to do this
// is the reviver function of JSON.parse()
recursiveBase64StrToArrayBuffer(getArgs);
// check credentials with hardware
const cred = await navigator.credentials.get(getArgs);
// create object for transmission to server
const authenticatorAttestationResponse = {
id: cred.rawId ? arrayBufferToBase64(cred.rawId) : null,
clientDataJSON: cred.response.clientDataJSON ? arrayBufferToBase64(cred.response.clientDataJSON) : null,
authenticatorData: cred.response.authenticatorData ? arrayBufferToBase64(cred.response.authenticatorData) : null,
signature: cred.response.signature ? arrayBufferToBase64(cred.response.signature) : null,
userHandle: cred.response.userHandle ? arrayBufferToBase64(cred.response.userHandle) : null
};
// send to server
rep = await window.fetch('/api/login/check_passkey.php?fn=processGet' + getGetParams(), {
method:'POST',
body: JSON.stringify(authenticatorAttestationResponse),
cache:'no-cache'
});
const authenticatorAttestationServerResponse = await rep.json();
// check server response
if (authenticatorAttestationServerResponse.success) {
reloadServerPreview();
//window.alert(authenticatorAttestationServerResponse.msg || 'login success');
//auth success, send to index
window.location.href = "/login/";
} else {
throw new Error(authenticatorAttestationServerResponse.msg);
}
} catch (err) {
reloadServerPreview();
if(err.message=="User does not exist"){
//we will display a warning here later on
//alert("User does not exist!!! check line 71 of login.html to set warning");
var alert_message=document.getElementById("no_passkey");
alert_message.style.display="block";
}else{
window.alert(err.message || 'unknown error occured');
}
}
}
function queryFidoMetaDataService() {
window.fetch('/api/login/check_passkey.php?fn=queryFidoMetaDataService' + getGetParams(), {method:'GET',cache:'no-cache'}).then(function(response) {
return response.json();
}).then(function(json) {
if (json.success) {
window.alert(json.msg);
} else {
throw new Error(json.msg);
}
}).catch(function(err) {
window.alert(err.message || 'unknown error occured');
});
}
/**
* convert RFC 1342-like base64 strings to array buffer
* @param {mixed} obj
* @returns {undefined}
*/
function recursiveBase64StrToArrayBuffer(obj) {
let prefix = '=?BINARY?B?';
let suffix = '?=';
if (typeof obj === 'object') {
for (let key in obj) {
if (typeof obj[key] === 'string') {
let str = obj[key];
if (str.substring(0, prefix.length) === prefix && str.substring(str.length - suffix.length) === suffix) {
str = str.substring(prefix.length, str.length - suffix.length);
let binary_string = window.atob(str);
let len = binary_string.length;
let bytes = new Uint8Array(len);
for (let i = 0; i < len; i++) {
bytes[i] = binary_string.charCodeAt(i);
}
obj[key] = bytes.buffer;
}
} else {
recursiveBase64StrToArrayBuffer(obj[key]);
}
}
}
}
/**
* Convert a ArrayBuffer to Base64
* @param {ArrayBuffer} buffer
* @returns {String}
*/
function arrayBufferToBase64(buffer) {
let binary = '';
let bytes = new Uint8Array(buffer);
let len = bytes.byteLength;
for (let i = 0; i < len; i++) {
binary += String.fromCharCode( bytes[ i ] );
}
return window.btoa(binary);
}
function ascii_to_hex(str) {
let hex = '';
for (let i = 0; i < str.length; i++) {
let ascii = str.charCodeAt(i).toString(16);
hex += ('00' + ascii).slice(-2); // Ensure each hex value is 2 characters long
}
return hex;
}
/**
* Get URL parameter
* @returns {String}
*/
function getGetParams() {
let url = '';
url += '&apple=1';
url += '&yubico=1';
url += '&solo=1'
url += '&hypersecu=1';
url += '&google=1';
url += '&microsoft=1';
url += '&mds=1';
url += '&requireResidentKey=0';
url += '&type_usb=1';
url += '&type_nfc=1';
url += '&type_ble=1';
url += '&type_int=1';
url += '&type_hybrid=1';
url += '&fmt_android-key=1';
url += '&fmt_android-safetynet=1';
url += '&fmt_apple=1';
url += '&fmt_fido-u2f=1';
url += '&fmt_none=1';
url += '&fmt_packed=1';
url += '&fmt_tpm=1';
url += '&rpId=auth.jakach.com';
url += '&userId=' + encodeURIComponent(ascii_to_hex('<?php echo($_SESSION["username"]);?>'));
url += '&userName=' + encodeURIComponent('<?php echo($_SESSION["username"]);?>');
url += '&userDisplayName=' + encodeURIComponent('<?php echo($_SESSION["username"]);?>');
url += '&userVerification=discouraged';
return url;
}
function reloadServerPreview() {
}
function setAttestation(attestation) {
let inputEls = document.getElementsByTagName('input');
for (const inputEl of inputEls) {
if (inputEl.id && inputEl.id.match(/^(fmt|cert)\_/)) {
inputEl.disabled = !attestation;
}
if (inputEl.id && inputEl.id.match(/^fmt\_/)) {
inputEl.checked = attestation ? inputEl.id !== 'fmt_none' : inputEl.id === 'fmt_none';
}
if (inputEl.id && inputEl.id.match(/^cert\_/)) {
inputEl.checked = attestation ? inputEl.id === 'cert_mds' : false;
}
}
}
/**
* force https on load
* @returns {undefined}
*/
window.onload = function() {
if (location.protocol !== 'https:' && location.host !== 'localhost') {
location.href = location.href.replace('http', 'https');
}
}
</script>
</body>
</html>