Files
threetwo/src/server/index.ts
2021-08-31 09:32:59 -07:00

105 lines
3.1 KiB
TypeScript

import express, { Request, Response, Router, Express } from "express";
import bodyParser from "body-parser";
import { basename, extname, join } from "path";
import { lookup } from "mime-types";
import { promises as fs } from "fs";
import { responseStream } from "http-response-stream";
import { isUndefined } from "lodash";
import { buildAsync } from "calibre-opds";
import initMain from "calibre-opds/lib/index";
import { EnumLinkRel } from "opds-extra/lib/const";
import { async as FastGlob } from "@bluelovers/fast-glob/bluebird";
import { Entry, Feed } from "opds-extra/lib/v1";
import { Link } from "opds-extra/lib/v1/core";
// call express
const app: Express = express(); // define our app using express
const router = Router();
// configure app to use bodyParser for
// Getting data from body of requests
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));
const port: number = Number(process.env.PORT) || 8050; // set our port
// Send index.html on root request
app.use(express.static("dist"));
app.use(express.static("public"));
export const opdsRouter = () => {
const path_of_books = "/Users/rishi/work/threetwo/src/server/comics";
router.use("/opds", async (req, res, next) => {
return buildAsync(
initMain({
title: `title`,
subtitle: `subtitle`,
icon: "/favicon.ico",
}),
[
async (feed: Feed) => {
feed.books = feed.books || [];
await FastGlob(["*.cbr", "*.cbz", "*.cb7", "*.cba", "*.cbt"], {
cwd: path_of_books,
}).each((file) => {
const ext = extname(file);
const title = basename(file, ext);
const href = encodeURI(`/file/${file}`);
const type = lookup(ext) || "application/octet-stream";
const entry = Entry.deserialize<Entry>({
title,
links: [
{
rel: EnumLinkRel.ACQUISITION,
href,
type,
} as Link,
],
});
if (!isUndefined(feed) && !isUndefined(feed.books)) {
console.log("haramzada", feed.books);
feed.books.push(entry);
}
});
return feed;
},
],
).then((feed) => {
res.setHeader("Content-Type", "application/xml");
return res.end(feed.toXML());
});
});
router.use("/file/*", async (req, res) => {
const file: string = req.params[0];
const ext = extname(file);
if ([".cbr", ".cbz", ".cb7", ".cba", ".cbt"].includes(ext)) {
const content = await fs.readFile(join(path_of_books, file));
const mime = lookup(ext) || "application/octet-stream";
res.set("Content-Type", mime);
return responseStream(res, content);
}
res.status(404).end(`'${file}' not exists`);
});
return router;
};
app.get("/", (req: Request, res: Response) => {
console.log("sending index.html");
res.sendFile("/dist/index.html");
});
app.use(opdsRouter());
// REGISTER ROUTES
// all of the routes will be prefixed with /api
app.listen(port);
console.log(`App listening on ${port}`);