work in progress: queryParams introduced and structure changing

app.js

 var express    = require('express');
 var bodyParser = require('body-parser');
-var cookieParser = require('cookie-parser');
 
 var exec       = require('child_process').exec;
 
@@ -23,7 +22,6 @@ app.use(bodyParser.urlencoded({
 }));
 app.use(bodyParser.json());
 app.use(logger("short"));
-app.use(cookieParser());
 
 
 //set handlebars as view engine
@@ -34,16 +32,15 @@ app.set('view engine', '.hbs');
 //routes
 
 app.get('/', function(req, res){
-res.clearCookie(req.cookies.fileCookie).render('home', {downloadFiles: downloadNames});
+res.render('home', {downloadFiles: downloadNames});
 });
 
 
 app.post('/', function(req, res, next){
-var checkedFiles = Object.keys(req.body);
+const checkedFiles = Object.keys(req.body);
 
 if(typeof checkedFiles !== 'undefined' && checkedFiles.length > 0){
-   //set cookie to pass checked files for download
-  res.cookie('fileCookie', checkedFiles).render('download');
+  res.render('download', {checkedFiles: checkedFiles});
 }
   else {
     res.render('home', {downloadFiles: downloadNames});
@@ -53,8 +50,7 @@ if(typeof checkedFiles !== 'undefined' && checkedFiles.length > 0){
 
 app.get('/download', function(req, res){
 
-req.cookies.fileCookie.forEach((fileName) => {
-downloadURL = downloadFiles[fileName];
+const checkedFiles = req.query.checkedFiles.split(',');
 
 var zip = new Zip();
 // create a file to stream archive data to. 
@@ -69,8 +65,13 @@ var archive = archiver('zip', {
 archive.append(fs.readFileSync(path.join(__dirname, 'README.txt')), {name: 'README.txt'});
 
 //----------------------------------------------------------------backend
-if (fileName === 'explorviz-ui-backend'){
+backendChecked = checkedFiles.find(function(file){
+return file === 'explorviz-ui-backend';
+});
 
+if (backendChecked){
+ const fileName = backendChecked;
+ const downloadURL = downloadFiles[backendChecked]; 
  exec('git clone ' + downloadURL + ' ' + fileName + ' && cd ' + fileName + ' && mvn compile war:war ', (error, stdout, stderr) => {
 
     var response = 
@@ -89,9 +90,19 @@ if (fileName === 'explorviz-ui-backend'){
     
     archive.file(fileName + '/target/explorviz-ui-backend-1.0-SNAPSHOT.war', {name:'backend/explorviz-backend.war'});
     
-//-------------------------------------------------------------------frontend
+
   });
-} else if (fileName === 'explorviz-ui-frontend'){
+} 
+//--------------------------------------------------------------------------------frontend
+
+frontendChecked = checkedFiles.find(function(file){
+return file === 'explorviz-ui-frontend';
+});
+
+if (frontendChecked){
+ const fileName = frontendChecked;
+ const downloadURL = downloadFiles[frontendChecked]; 
+
 exec('git clone ' + downloadURL + ' ' + fileName + ' && cd '+ fileName + ' && npm install', (error, stdout, stderr) => {
 console.log('downloadURL', downloadURL);
 console.log('fileName', fileName);
@@ -108,8 +119,12 @@ console.log('stderr', stderr);
 
 
 //Plugins to install?
- req.cookies.fileCookie.forEach((pluginName) => {
-if (pluginName === /explorviz-frontend-plugin-*/){
+
+checkedPlugins = checkedFiles.filter(function(file){
+  
+});
+
+ checkedPlugins.forEach((pluginName) => {
   exec('ember install'+ downloadFiles[pluginName], (error, stdout, stderr) => {
  
   var response = 
@@ -127,8 +142,7 @@ console.log(stderr);
 
   });
 
-};
-});//-----------------------------plugin-forEach
+});
 
 //build everything you have
 exec('ember build --environment production', (error, stdout, stderr) => {
@@ -175,10 +189,6 @@ archive.pipe(output);
       
         res.download('explorviz-builds.zip');
 
-      
-    
-});
-
 });
 
 app.listen(8080);

package.json

@@ -10,6 +10,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "adm-zip": "^0.4.7",
+    "archiver": "^1.3.0",
     "body-parser": "^1.17.1",
     "child_process": "^1.0.2",
     "cookie-parser": "^1.4.3",

views/download.hbs

 <div class="container">Your download is being prepared. This may take a moment. Do not close the window.</div>
-<script> location.href="/download" </script> 
+{{#each checkedFiles as |file|}}
+
+{{/each}}
+<script> location.href="/download?checkedFiles={{checkedFiles}}" </script>