send/app.js

98 lines
2.8 KiB
JavaScript

const express = require("express")
const busboy = require("connect-busboy");
const path = require("path");
const fs = require("fs-extra");
const bodyParser = require('body-parser');
const app = express()
const redis = require("redis"),
client = redis.createClient();
client.on("error", function(err) {
console.log(err);
})
app.use(busboy());
app.use(bodyParser.json());
app.use(express.static(path.join(__dirname, "public")));
app.get("/download/:id", function(req, res) {
res.sendFile(path.join(__dirname + "/public/download.html"));
});
app.get("/assets/download/:id", function(req, res) {
let id = req.params.id;
client.hget(id, "filename", function(err, reply) { // maybe some expiration logic too
if (!reply) {
res.sendStatus(404);
} else {
res.setHeader("Content-Disposition", "attachment; filename=" + reply);
res.setHeader("Content-Type", "application/octet-stream");
res.download(__dirname + "/static/" + id, reply, function(err) {
if (!err) {
client.del(id);
fs.unlinkSync(__dirname + "/static/" + id);
}
});
}
})
});
app.post("/delete/:id", function(req, res) {
let id = req.params.id;
let delete_token = req.body.delete_token;
if (!delete_token){
res.sendStatus(404);
}
client.hget(id, "delete", function(err, reply) {
if (!reply) {
res.sendStatus(404);
} else {
client.del(id);
fs.unlinkSync(__dirname + "/static/" + id);
res.sendStatus(200);
}
})
});
app.post("/upload/:id", function (req, res, next) {
var fstream;
req.pipe(req.busboy);
req.busboy.on("file", function (fieldname, file, filename) {
console.log("Uploading: " + filename);
//Path where image will be uploaded
fstream = fs.createWriteStream(__dirname + "/static/" + req.params.id);
file.pipe(fstream);
fstream.on("close", function () {
let id = req.params.id;
let uuid = Math.floor(Math.random() * 10000000).toString()
+ Math.floor(Math.random() * 10000000).toString()
+ Math.floor(Math.random() * 10000000).toString();
client.hset(id, "filename", filename);
client.hset(id, "expiration", 0);
client.hset(id, "delete", uuid);
// delete the file off the server in 24 hours
setTimeout(function() {
fs.unlinkSync(__dirname + "/static/" + id);
}, 86400000);
client.expire(id, 86400000);
console.log("Upload Finished of " + filename);
res.send(uuid);
});
});
});
app.listen(3000, function () {
console.log("Portal app listening on port 3000!")
})