website-staging-server/index.ts

import { execSync } from "child_process";
import path from "path";

import dotenv from "dotenv";
import Express from "express";

dotenv.config();

const app = Express();
const PORT = process.env.PORT;

const base64 = Buffer.from(
  `${process.env.GITEA_USER}:${process.env.PASS}`,
).toString("base64");

app.post("/", (req, res) => {
  const header = req.header("authorization");

  if (header == null) {
    res.status(403).send("Authorization header is needed");
    return;
  }

  if (header.split(" ").length !== 2) {
    res.status(400).send("Authorization header is malformed");
    return;
  }

  const [type, secret] = header.split(" ");

  if (type !== "Basic") {
    res.status(400).send("Only basic authorization is supported");
    return;
  }

  if (secret !== base64) {
    res.status(401).send("Incorrect username or password");
    return;
  }

  updateWebsite("main");

  res.send("Updated!");
});

app.listen(PORT, () => {
  console.log(`👀 http://localhost:${PORT}`);
});

const USER = process.env.USER!;
const REPO_NAME = "www-new";
const URL = `https://git.csclub.uwaterloo.ca/www/${REPO_NAME}.git`;
const WWW_DIR = process.env.WWW_DIR ?? "~/www/csc";
const $ = (cmd: string, cwd?: string) => {
  console.log(cwd ? `${cwd} >` : ">", cmd);

  const out = execSync(cmd, { cwd, encoding: "utf8" });
  console.log(out);

  return out;
};

// Makes sure that the directory is present
$(`mkdir -p ${WWW_DIR}`);

function updateWebsite(branch: string) {
  const tmpDir = $("mktemp --directory").trim();

  $(`git clone ${URL}`, tmpDir);

  const repo_$ = (cmd: string) => $(cmd, path.join(tmpDir, REPO_NAME));

  repo_$(`git checkout ${branch}`);
  repo_$(`npm install`);
  repo_$(`NEXT_PUBLIC_BASE_PATH="/~${USER}/csc/${branch}" npm run build`);
  repo_$(`npm run export`);

  const finalDir = path.join(WWW_DIR, branch);

  $(`rm -rf ${finalDir}`);
  $(`mkdir -p ${finalDir}`);

  repo_$(`mv ./out/* ${finalDir}`);

  $(`rm -rf ${tmpDir}`);
  console.log("Done!");
}