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/*
Spacebar: A FOSS re-implementation and extension of the Discord.com backend.
Copyright (C) 2023 Spacebar and Spacebar Contributors
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import "missing-native-js-functions";
import fetch from "node-fetch";
import { ProxyAgent } from "proxy-agent";
import readline from "readline";
import fs from "fs/promises";
import path from "path";
const rl = readline.createInterface({
input: process.stdin,
output: process.stdout,
});
export function enableAutoUpdate(opts: {
checkInterval: number | boolean;
packageJsonLink: string;
path: string;
downloadUrl: string;
downloadType?: "zip";
}) {
if (!opts.checkInterval) return;
const interval = 1000 * 60 * 60 * 24;
if (typeof opts.checkInterval === "number")
opts.checkInterval = 1000 * interval;
const i = setInterval(async () => {
const currentVersion = await getCurrentVersion(opts.path);
const latestVersion = await getLatestVersion(opts.packageJsonLink);
if (currentVersion !== latestVersion) {
clearInterval(i);
console.log(
`[Auto Update] Current version (${currentVersion}) is out of date, updating ...`,
);
await download(opts.downloadUrl, opts.path);
}
}, interval);
setImmediate(async () => {
const currentVersion = await getCurrentVersion(opts.path);
const latestVersion = await getLatestVersion(opts.packageJsonLink);
if (currentVersion !== latestVersion) {
rl.question(
`[Auto Update] Current version (${currentVersion}) is out of date, would you like to update? (yes/no)`,
(answer) => {
if (answer.toBoolean()) {
console.log(`[Auto update] updating ...`);
download(opts.downloadUrl, opts.path);
} else {
console.log(`[Auto update] aborted`);
}
},
);
}
});
}
// eslint-disable-next-line @typescript-eslint/no-unused-vars
async function download(url: string, dir: string) {
try {
// TODO: use file stream instead of buffer (to prevent crash because of high memory usage for big files)
// TODO check file hash
const agent = new ProxyAgent();
const response = await fetch(url, { agent });
const buffer = await response.buffer();
const tempDir = await fs.mkdtemp("spacebar");
await fs.writeFile(path.join(tempDir, "Spacebar.zip"), buffer);
} catch (error) {
console.error(`[Auto Update] download failed`, error);
}
}
async function getCurrentVersion(dir: string) {
try {
const content = await fs.readFile(path.join(dir, "package.json"), {
encoding: "utf8",
});
return JSON.parse(content).version;
} catch (error) {
throw new Error("[Auto update] couldn't get current version in " + dir);
}
}
async function getLatestVersion(url: string) {
try {
const agent = new ProxyAgent();
const response = await fetch(url, { agent });
const content = await response.json();
return content.version;
} catch (error) {
throw new Error("[Auto update] check failed for " + url);
}
}
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