Added a page to create a Minecraft server; added config module

routes/home.js

@@ -1,8 +1,19 @@
+const config = require('config');
+const fs = require('fs');
+const path = require('path');
 const minecraft = require('../app/MinecraftServer');
 
 exports.getIndex = function(req, res) {
-  var server = new minecraft.Server('/opt/minecraft/bg_w3');
+  // search for minecraft server directories
+  let rootDir = config.get('server_directory');
+  let serverDirs = fs.readdirSync(rootDir);
+  let servers = [];
+  for (let i = 0; i < serverDirs.length; i++) {
+    servers.push(new minecraft.Server(path.join(rootDir, serverDirs[i])));
+  }
+
+  // render view
   res.render('index', {
-    servers: [server],
+    servers: servers,
   });
 };

routes/server.js

@@ -0,0 +1,45 @@
+const config = require('config');
+const fs = require('fs');
+const https = require('https');
+const path = require('path');
+
+exports.getCreate = function(req, res) {
+  // render view
+  res.render('create');
+};
+
+exports.postCreate = function(req, res) {
+  mcDir = config.get('server_directory');
+  serverDir = path.join(mcDir, req.body.serverName);
+
+  // make server directory
+  fs.mkdirSync(serverDir);
+
+  // grab the server JAR file
+  serverJarUrl = 'https://piston-data.mojang.com/v1/objects/f69c284232d7c7580bd89a5a4931c3581eae1378/server.jar';
+  serverJarName = "server_" + req.body.serverVersion + ".jar";
+  serverJarPath = path.join(serverDir, serverJarName);
+  https.get(serverJarUrl, (res) => {
+    const filePath = fs.createWriteStream(serverJarPath);
+    res.pipe(filePath);
+    filePath.on('finish', () => {
+      filePath.close();
+      console.log('Download Completed'); 
+    });
+  });
+
+  // create the start.sh shell script
+  scriptFilePath = path.join(serverDir, 'start.sh');
+  scriptContent = "#!/bin/sh\n\ncd " + serverDir + "\njava -Xmx2048M -Xms2048M -jar server_" + req.body.serverVersion + ".jar nogui";
+  fs.writeFileSync(scriptFilePath, scriptContent);
+  fs.chmodSync(scriptFilePath, 0o755);
+
+  // save the current version to a text file - this will hopefully be temporary solution
+  versionFilePath = path.join(serverDir, 'current_version.txt');
+  versionContent = req.body.serverVersion;
+  fs.writeFileSync(versionFilePath, versionContent);
+  fs.chmodSync(versionFilePath, 0o644);
+
+  // redirect the user back to the home page
+  res.redirect('/');
+};