Stuff

app.js

@@ -1,88 +1,92 @@
-const http = require('http');
-const fileUpload = require('express-fileupload');
+const http = require("http");
+const fileUpload = require("express-fileupload");
 
-const hostname = '127.0.0.1';
+const hostname = "127.0.0.1";
 const port = 3000;
 
-const nodeSlicer = require('./slicers/slic3r/slic3r');
-const prusaSlicer = require('./slicers/prusaslicer/prusaslicer');
-const converter = require('./utils/converter');
-const database = require('./utils/database');
+const nodeSlicer = require("./slicers/slic3r/slic3r");
+const prusaSlicer = require("./slicers/prusaslicer/prusaslicer");
+const converter = require("./utils/converter");
+const database = require("./utils/database");
 
-const express = require('express')
-const app = express()
-const fs = require('fs-extra');
-const compression = require('compression')
-const cors = require('cors')
+const express = require("express");
+const app = express();
+const fs = require("fs-extra");
+const compression = require("compression");
+const cors = require("cors");
+const { v4: uuidv4 } = require("uuid");
 
 // compress responses
-app.use(compression())
+app.use(compression());
 // default options
 app.use(fileUpload());
 app.use(cors());
 
-app.get('/', function(req, res) {
-  res.send('Hello World!')
-})
+app.get("/", function (req, res) {
+  res.send("Hello World!");
+});
 
-app.post('/upload/:slicerType', function(req, res) {
+app.post("/upload/:slicerType", function (req, res) {
   console.log(req.files);
 
   for (var i = 0; i < Object.keys(req.files).length; i++) {
     var nameObject = Object.keys(req.files)[i];
     var sampleFile = req.files[nameObject];
+    sampleFile.id = uuidv4();
     // Use the mv() method to place the file somewhere on your server
-    sampleFile.mv('/tmp/' + sampleFile.name, function(err) {
-      if (err)
-        return res.status(500).send(err);
+    sampleFile.mv("/tmp/" + sampleFile.id + ".stl", function (err) {
+      if (err) return res.status(500).send(err);
 
-      var name = sampleFile.name.substring(0, sampleFile.name.lastIndexOf('.'));
+      var name = sampleFile.name.substring(0, sampleFile.name.lastIndexOf("."));
       var options = {
-        inputFile: '/tmp/' + sampleFile.name,
+        inputFile: "/tmp/" + sampleFile.id + ".stl",
         // For more options check out the configSchema.yaml file,
         // configFile: './default/slic3r.ini',
-        outputFile: '/tmp/' + name + '.gcode'
+        outputFile: "/tmp/" + sampleFile.id + ".gcode",
       };
 
-      var callback = function(error) {
-        if (error)
-          console.error(error.message)
+      var callback = function (error) {
+        if (error) console.error(error.message);
         else {
           console.log(sampleFile.name);
-          let name = sampleFile.name.substring(0, sampleFile.name.lastIndexOf('.'));
-          res.download('/tmp/' + name + '.gcode', name + '.gcode');
+          let name = sampleFile.name.substring(0, sampleFile.name.lastIndexOf("."));
+          res.download("/tmp/" + sampleFile.id + ".gcode", name + ".gcode", () => {
+            fs.remove("/tmp/" + sampleFile.id + ".gcode");
+            fs.remove("/tmp/" + sampleFile.id + ".stl");
+          });
         }
       };
 
       var slicerToUse;
 
-      if (req.params.slicerType === 'slic3r') {
+      if (req.params.slicerType === "slic3r") {
         slicerToUse = nodeSlicer;
-      } else if (req.params.slicerType === 'prusaslicer') {
+      } else if (req.params.slicerType === "prusaslicer") {
         slicerToUse = prusaSlicer;
       } else {
-        return res.status(500).send('Wrong parameter');
+        return res.status(500).send("Wrong parameter");
       }
       slicerToUse.render(options, callback);
     });
   }
 });
 
-app.get('/config', function(req, res) {
-  console.log(converter.fromIniToJson('./default/slic3r.ini',
-    (result) => {
+app.get("/config", function (req, res) {
+  console.log(
+    converter.fromIniToJson("./default/slic3r.ini", (result) => {
       console.log(result);
       res.status(200).send(result);
-    }));
+    })
+  );
 });
 
-app.get('/public/profiles', function(req, res) {
-  fs.readFile('./public/availableProfiles.json', (err, data) => {
+app.get("/public/profiles", function (req, res) {
+  fs.readFile("./public/availableProfiles.json", (err, data) => {
     res.status(200).send(data);
   });
 });
 
 app.listen(port, hostname, () => {
-  database.init(undefined, () => {})
+  database.init(undefined, () => {});
   console.log(`Server running at http://${hostname}:${port}/`);
 });

package.json

@@ -23,6 +23,7 @@
     "mongodb": "^3.6.0",
     "mongoose": "^5.10.0",
     "temp": "^0.8.1",
-    "tv4": "^1.1.5"
+    "tv4": "^1.1.5",
+    "uuid": "^8.3.0"
   }
 }