/Javascript/Express/Nodejs express use streams

Nodejs express use streams

const fs = require("fs"),
   tar = require("tar-stream");

app.get("/fileFromTar/*", (req, res) => {
   const fileWanted = req.params[0],
      readStream = fs.createReadStream('myTarFile.tar'),
      extractor = tar.extract();

   extractor.on('entry', (header, stream, next) => {
      stream.on('end', next);

      if (header.name === fileWanted) {
         const { size } = header;
         res.set({
           "Content-Type": 'audio/flac', // or whichever one applies
           "Content-Length": size,
           "Content-Range": `bytes 0-${size}/${size}`
         });
         stream.pipe(res);
      }
      else stream.resume();
   });
   readStream.pipe(extractor);
});

Source: stackoverflow.com

Similar codes

1 vote262 views1 answer
Express prisma
Javascript Express
0 vote288 views1 answer
How to combine folder for render in express js
Javascript Express
0 vote295 views1 answer
How to set css in hbs in express
Javascript Express
1 vote270 views1 answer
Typescript express next middleware type
Javascript Express
0 vote259 views1 answer
Try and catch express
Javascript Express
6 votes295 views2 answers
Http header express
Javascript Express
0 vote282 views1 answer
Node js express mongodb find all documents
Javascript Express
9 votes267 views2 answers
Express session destroy
Javascript Express
60 votes324 views6 answers
Express Server
Javascript Express
1 vote247 views1 answer
Accept Post with no midleWare express
Javascript Express