mirror of
https://github.com/thelounge/thelounge
synced 2024-11-24 21:13:06 +00:00
128 lines
3.2 KiB
TypeScript
128 lines
3.2 KiB
TypeScript
import got, {Response} from "got";
|
|
import colors from "chalk";
|
|
import log from "../log";
|
|
import pkg from "../../package.json";
|
|
import ClientManager from "../clientManager";
|
|
import Config from "../config";
|
|
import {SharedChangelogData} from "../../shared/types/changelog";
|
|
|
|
const TIME_TO_LIVE = 15 * 60 * 1000; // 15 minutes, in milliseconds
|
|
|
|
export default {
|
|
isUpdateAvailable: false,
|
|
fetch,
|
|
checkForUpdates,
|
|
};
|
|
const versions: SharedChangelogData = {
|
|
current: {
|
|
prerelease: false,
|
|
version: `v${pkg.version}`,
|
|
changelog: undefined,
|
|
url: "", // TODO: properly init
|
|
},
|
|
expiresAt: -1,
|
|
latest: undefined,
|
|
packages: undefined,
|
|
};
|
|
|
|
async function fetch() {
|
|
const time = Date.now();
|
|
|
|
// Serving information from cache
|
|
if (versions.expiresAt > time) {
|
|
return versions;
|
|
}
|
|
|
|
try {
|
|
const response = await got("https://api.github.com/repos/thelounge/thelounge/releases", {
|
|
headers: {
|
|
Accept: "application/vnd.github.v3.html", // Request rendered markdown
|
|
"User-Agent": pkg.name + "; +" + pkg.repository.url, // Identify the client
|
|
},
|
|
localAddress: Config.values.bind,
|
|
});
|
|
|
|
if (response.statusCode !== 200) {
|
|
return versions;
|
|
}
|
|
|
|
updateVersions(response);
|
|
|
|
// Add expiration date to the data to send to the client for later refresh
|
|
versions.expiresAt = time + TIME_TO_LIVE;
|
|
} catch (error) {
|
|
// eslint-disable-next-line @typescript-eslint/restrict-template-expressions
|
|
log.error(`Failed to fetch changelog: ${error}`);
|
|
}
|
|
|
|
return versions;
|
|
}
|
|
|
|
function updateVersions(response: Response<string>) {
|
|
let i: number;
|
|
let release: {tag_name: string; body_html: any; prerelease: boolean; html_url: any};
|
|
let prerelease = false;
|
|
|
|
const body = JSON.parse(response.body);
|
|
|
|
// Find the current release among releases on GitHub
|
|
for (i = 0; i < body.length; i++) {
|
|
release = body[i];
|
|
|
|
if (release.tag_name === versions.current.version) {
|
|
versions.current.changelog = release.body_html;
|
|
prerelease = release.prerelease;
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Find the latest release made after the current one if there is one
|
|
if (i > 0) {
|
|
for (let j = 0; j < i; j++) {
|
|
release = body[j];
|
|
|
|
// Find latest release or pre-release if current version is also a pre-release
|
|
if (!release.prerelease || release.prerelease === prerelease) {
|
|
module.exports.isUpdateAvailable = true;
|
|
|
|
versions.latest = {
|
|
prerelease: release.prerelease,
|
|
version: release.tag_name,
|
|
url: release.html_url,
|
|
};
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function checkForUpdates(manager: ClientManager) {
|
|
fetch()
|
|
.then((versionData) => {
|
|
if (!module.exports.isUpdateAvailable) {
|
|
// Check for updates every 24 hours + random jitter of <3 hours
|
|
setTimeout(
|
|
() => checkForUpdates(manager),
|
|
24 * 3600 * 1000 + Math.floor(Math.random() * 10000000)
|
|
);
|
|
}
|
|
|
|
if (!versionData.latest) {
|
|
return;
|
|
}
|
|
|
|
log.info(
|
|
`The Lounge ${colors.green(
|
|
versionData.latest.version
|
|
)} is available. Read more on GitHub: ${versionData.latest.url}`
|
|
);
|
|
|
|
// Notify all connected clients about the new version
|
|
manager.clients.forEach((client) => client.emit("changelog:newversion"));
|
|
})
|
|
.catch((error: Error) => {
|
|
log.error(`Failed to check for updates: ${error.message}`);
|
|
});
|
|
}
|