140 lines
3.4 KiB
JavaScript
140 lines
3.4 KiB
JavaScript
import Express from "express";
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// v2 api
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import convertv2 from "./lib/convert.js";
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import cors from "cors";
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import errorPage from "./lib/errorPage.js";
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import morgan from "morgan";
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import { detector } from "megalodon";
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const app = Express();
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app.disable("x-powered-by");
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const logger = morgan(":method :url :status via :referrer - :response-time ms");
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app.use(
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Express.static("public", {
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maxAge: "1d",
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})
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);
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function doCache(res, durationSecs) {
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res.set({
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"Cache-Control": "max-age=" + durationSecs,
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});
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}
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// this just redirects to the
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app.options("/api/feed", cors());
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app.get("/api/feed", cors(), logger, function (req, res) {
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// get feed url
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const feedUrl = req.query.url;
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if (!feedUrl) {
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res
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.status(400)
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.send(errorPage(400, "You need to specify a feed URL", null));
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return;
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}
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let userUrl = "";
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if (typeof feedUrl === "string") {
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userUrl = feedUrl.replace(/\.atom.*/i, "");
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}
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const redirectUrl = "/api/v1/feed?";
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const qs = ["userurl=" + encodeURIComponent(userUrl), "api=v1"];
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["size", "theme", "boosts", "replies"].forEach((key) => {
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if (typeof req.query[key] !== "undefined") {
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qs.push(key + "=" + encodeURIComponent(req.query[key]));
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}
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});
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res.redirect(redirectUrl + qs.join("&"));
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});
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app.options("/api/v1/feed", cors());
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app.get("/api/v1/feed", cors(), logger, async function (req, res) {
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// get feed url
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// userUrl
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let type = req.query.instance_type;
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let userUrl = req.query.userurl;
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if (!userUrl) {
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const user = req.query.user;
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const instance = req.query.instance;
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if (!type) {
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type = await detector(instance).catch(() => "");
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}
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switch (type) {
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case "mastodon":
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case "pleroma":
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userUrl = instance + "/users/" + user;
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break;
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case "misskey":
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userUrl = instance + "/@" + user;
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break;
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default:
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res
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.status(400)
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.send(errorPage(400, "You need to specify a user URL", null));
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return;
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}
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}
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const feedUrl = req.query.feedurl;
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const opts = {};
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opts.size = req.query.size;
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opts.theme = req.query.theme;
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opts.theme = opts.theme.replace("auto-", `${type}-`);
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opts.theme ??= "auto-auto";
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if (typeof req.query.header === "string")
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opts.header = req.query.header.toLowerCase() === "true";
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if (typeof req.query.boosts === "string")
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opts.boosts = req.query.boosts.toLowerCase() === "true";
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if (typeof req.query.replies === "string")
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opts.replies = req.query.replies.toLowerCase() === "true";
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opts.instance_type = type;
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opts.userUrl = userUrl;
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opts.feedUrl = feedUrl;
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opts.mastofeedUrl = req.url;
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convertv2(opts)
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.then((data) => {
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doCache(res, 60 * 60);
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res.status(200).send(data);
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})
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.catch((er) => {
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res
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.status(500)
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.send(errorPage(500, null, { theme: opts.theme, size: opts.size }));
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// TODO log the error
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console.error("error:", er, er.stack);
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});
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});
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// eslint-disable-next-line no-unused-vars
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app.use(function (req, res, _next) {
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// respond with html page
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if (req.accepts("html")) {
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res.status(404).send("Not found");
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return;
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}
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// respond with json
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if (req.accepts("json")) {
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res.status(404).json({ error: "Not found" });
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return;
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}
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// default to plain-text. send()
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res.status(404).type("txt").send("Not found");
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});
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app.listen(process.env.PORT || 8000, "127.0.0.1", function () {
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console.log("Server started, listening on " + (process.env.PORT || 8000));
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});
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