fox-send/server/portal_server.js

134 lines
3.1 KiB
JavaScript

const express = require('express');
const exphbs = require('express-handlebars');
const busboy = require('connect-busboy');
const path = require('path');
const fs = require('fs-extra');
const bodyParser = require('body-parser');
const crypto = require('crypto');
const stream = require('stream');
const fetch = require('node-fetch');
const bytes = require('bytes');
const conf = require('./config.js');
const storage = require('./storage.js');
let notLocalHost =
conf.env === 'production' &&
conf.s3_bucket !== 'localhost' &&
conf.bitly_key !== 'localhost';
const app = express();
app.engine('handlebars', exphbs({ defaultLayout: 'main' }));
app.set('view engine', 'handlebars');
app.use(busboy());
app.use(bodyParser.json());
app.use(express.static(path.join(__dirname, '../public')));
app.get('/', (req, res) => {
res.render('index');
});
app.get('/download/:id', (req, res) => {
let id = req.params.id;
storage.filename(id).then(filename => {
storage
.length(id)
.then(contentLength => {
res.render('download', {
filename: filename,
filesize: bytes(contentLength)
});
})
.catch(() => {
res.render('download');
});
});
});
app.get('/assets/download/:id', (req, res) => {
let id = req.params.id;
if (!validateID(id)) {
res.sendStatus(404);
return;
}
storage
.filename(id)
.then(reply => {
storage.length(id).then(contentLength => {
res.writeHead(200, {
'Content-Disposition': 'attachment; filename=' + reply,
'Content-Type': 'application/octet-stream',
'Content-Length': contentLength
});
let file_stream = storage.get(id);
file_stream.on(notLocalHost ? 'finish' : 'close', () => {
storage.forceDelete(id).then(err => {
if (!err) {
console.log('Deleted.');
}
});
});
file_stream.pipe(res);
});
})
.catch(err => {
res.sendStatus(404);
});
});
app.post('/delete/:id', (req, res) => {
let id = req.params.id;
if (!validateID(id)) {
res.send(404);
return;
}
let delete_token = req.body.delete_token;
if (!delete_token) {
res.sendStatus(404);
}
storage
.delete(id, delete_token)
.then(err => {
if (!err) {
console.log('Deleted.');
res.sendStatus(200);
}
})
.catch(err => res.sendStatus(404));
});
app.post('/upload/:id', (req, res, next) => {
if (!validateID(req.params.id)) {
res.send(404);
return;
}
req.pipe(req.busboy);
req.busboy.on('file', (fieldname, file, filename) => {
console.log('Uploading: ' + filename);
const protocol = conf.env === 'development' ? req.protocol : 'https';
let url = `${protocol}://${req.get('host')}/download/${req.params.id}/`;
storage.set(req.params.id, file, filename, url).then(linkAndID => {
res.json(linkAndID);
});
});
});
let server = app.listen(conf.listen_port, () => {
console.log(`Portal app listening on port ${conf.listen_port}!`);
});
let validateID = route_id => {
return route_id.match(/^[0-9a-fA-F]{32}$/) !== null;
};