lavender/test-client/index.html

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<!DOCTYPE html>
<html lang="en">
<head>
<title>Test Client</title>
<script>
let currentLoginPopup = null;
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let currentTokens = null;
const ssoService = "http://localhost:9090";
window.addEventListener("message", function (event) {
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if (event.origin !== ssoService) return;
if (isObject(event.data)) {
document.getElementById("someTextArea").textContent = JSON.stringify(event.data, null, 2);
let perms = document.getElementById("somePerms");
while (perms.childNodes.length > 0) {
perms.childNodes.item(0).remove();
}
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currentTokens = event.data.tokens;
document.getElementById("tokenValues").textContent = JSON.stringify(currentTokens, null, 2);
let jwt = parseJwt(event.data.tokens.access);
if (jwt.per != null) {
jwt.per.forEach(function (x) {
let a = document.createElement("li");
a.textContent = x;
perms.appendChild(a);
});
}
if (currentLoginPopup) currentLoginPopup.close();
return;
}
alert("Failed to log user in: the login data was probably corrupted");
});
function parseJwt(token) {
const base64Url = token.split('.')[1];
const base64 = base64Url.replace(/-/g, '+').replace(/_/g, '/');
const jsonPayload = decodeURIComponent(window.atob(base64).split('').map(function (c) {
return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2);
}).join(''));
return JSON.parse(jsonPayload);
}
function isObject(obj) {
return obj != null && obj.constructor.name === "Object"
}
function popupCenterScreen(url, title, w, h, focus) {
const top = (screen.availHeight - h) / 4, left = (screen.availWidth - w) / 2;
const popup = openWindow(url, title, `scrollbars=yes,width=${w},height=${h},top=${top},left=${left}`);
if (focus === true && window.focus) popup.focus();
return popup;
}
function openWindow(url, winnm, options) {
var wTop = firstAvailableValue([window.screen.availTop, window.screenY, window.screenTop, 0]);
var wLeft = firstAvailableValue([window.screen.availLeft, window.screenX, window.screenLeft, 0]);
var top = 0, left = 0;
var result;
if ((result = /top=(\d+)/g.exec(options))) top = parseInt(result[1]);
if ((result = /left=(\d+)/g.exec(options))) left = parseInt(result[1]);
if (options) {
options = options.replace("top=" + top, "top=" + (parseInt(top) + wTop));
options = options.replace("left=" + left, "left=" + (parseInt(left) + wLeft));
w = window.open(url, winnm, options);
} else w = window.open(url, winnm);
return w;
}
function firstAvailableValue(arr) {
for (var i = 0; i < arr.length; i++)
if (typeof arr[i] != 'undefined')
return arr[i];
}
function doThisThing() {
if (currentLoginPopup) currentLoginPopup.close();
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currentLoginPopup = popupCenterScreen(ssoService + '/popup?origin=' + encodeURIComponent(location.origin), 'Login with Lavender', 500, 500, false);
}
async function refreshAllTokens() {
let req = await fetch(ssoService + '/refresh', {
method: 'POST',
mode: 'cors',
cache: 'no-cache',
credentials: 'include',
headers: {
"Content-Type": "application/json",
},
body: JSON.stringify({"token": currentTokens.refresh}),
});
let reqJson = await req.json();
currentTokens = reqJson;
document.getElementById("tokenValues").textContent = JSON.stringify(currentTokens, null, 2);
}
</script>
<style>
#someTextArea {
width: 400px;
height: 400px;
}
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#tokenValues {
width: 400px;
height: 400px;
}
</style>
</head>
<body>
<header>
<h1>Test Client</h1>
</header>
<main>
<div>
<button onclick="doThisThing();">Login</button>
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<button onclick="refreshAllTokens();">Refresh</button>
</div>
<div style="display:flex; gap: 2em;">
<div>
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<div>
<label for="someTextArea"></label><textarea id="someTextArea"></textarea>
</div>
<div>
<label for="tokenValues"></label><textarea id="tokenValues"></textarea>
</div>
</div>
<div>
<p>Permissions:</p>
<ul id="somePerms"></ul>
</div>
</div>
</main>
</body>
</html>