From 6233760c6f4dab5a25785aff716bc8fd4344cdc1 Mon Sep 17 00:00:00 2001
From: ken <ken@kengrimes.com>
Date: Tue, 27 Jun 2017 00:15:56 +0000
Subject: [PATCH] routing re-enabled

---
 main.js   | 95 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 skel.html |  4 ++-
 2 files changed, 98 insertions(+), 1 deletion(-)

diff --git a/main.js b/main.js
index d767ef9..6a631af 100644
--- a/main.js
+++ b/main.js
@@ -9,9 +9,104 @@
  */
 const fs = require('fs')
 const ws = require('ws')
+const path = require('path')
 const http = require('http')
 const https = require('https')
 const getport = require('get-port')
 const mime = require('mime')
 const opts = require('./opts.js')
 
+const skelPage = fs.readFileSync('./skel.html', { encoding: 'utf8' }).split('<!--STRAPP_SRC-->')
+const clientJS = fs.readFileSync(opts['client-js'])
+const hostJS   = fs.readFileSync(opts['host-js'])
+const routes = {}
+
+const httpsOpts = (opts['no-tls'] ?
+		   undefined      :
+		   {
+		     key: fs.readFileSync(opts['ca-key']),
+		     cert: fs.readFileSync(opts['ca-cert'])
+		   })
+
+const routeConnection = (request,response) => {
+  const serveFile = (fPath) => {
+    fs.readFile(fPath, { encoding: 'utf8' }, (err, data) => {
+      if (err || data == undefined) {
+	response.write(404)
+	response.end()
+      }
+      else {
+	response.write(200, mime.lookup(fPath))
+	response.write(data)
+	response.end()
+      }
+    })
+  }
+  const htArgv = request.url.slice(1).split("?")
+  console.log(htArgv)
+  let routePath = htArgv[0].split(path.sep)
+  let routeName = routePath[0]
+  if (routeName === '')
+    routeName = opts['index']
+  if (routeName in opts['bindings']) {
+    const followBind = (dir, fPaths) => {
+      fs.readdir(dir, (err, file) => {
+	if (err)
+	  serveFile(dir)
+	else if (fPaths.length == 0)
+	  serveFile(`${dir}/index.html`)
+	else if (fPaths[0] !== '..' || path.normalize(`${dir}${path.sep}..`).includes(path.normalize(opts['bindings'][routeName]))) {
+	  let nextFPath = fPaths.shift()
+	  if (nextFPath in fPaths)
+	    followBind(`${dir}${path.sep}${nextFPath}`, fPaths)
+	  else {
+	    response.writeHead(404)
+	    response.end()
+	  }
+	}
+	else {
+	  console.log(`SEC: Ignored '..' in URL ${request.url}`)
+	  console.log(request)
+	}
+      })
+    }
+    followBind(opts['bindings'][routeName], htArgv[0].split(path.sep).slice(1))
+  }
+  else if (routeName in routes) {
+    const route = routes[routeName]
+    response.writeHead(200, { 'Content-Type': 'text/html' })
+    response.write(`${skelPage[0]}${clientJS}${skelPage[1]}`)
+    response.end()
+    route.socket.send(request.headers['x-forwarded-for'] || request.connection.remoteAddress)
+  }
+  else {
+    routes[htArgv[0]] = true
+    const newRoute = {}
+    newRoute.host = request.headers['x-forwarded-for'] || request.connection.remoteAddress
+    getport().then( (port) => {
+      newRoute.port = port
+      if (opts['no-tls'])
+	newRoute.httpd = http.createServer()
+      else
+	newRoute.httpd = https.createServer(httpsOpts)
+      newRoute.httpd.listen(newRoute.port)
+      newRoute.ws = new ws.Server( { server: newRoute.httpd } )
+      newRoute.ws.on('connection', (ws) => { console.log("socket connected"); newRoute.socket = ws; ws.send("CONNECTED") } )
+      newRoute.ws.on('message', (msg) => { console.log("Received message" + msg) })
+      console.log("Listening for websocket " + newRoute.host + " on port " + newRoute.port)
+      routes[htArgv[0]] = newRoute
+    }).then(() => {
+      response.writeHead(200, { 'Content-Type': 'text/html' })
+      response.write(skelPage[0] + 'const _strapp_port = \'' + newRoute.port + '\'\n' + hostJS + skelPage[1])
+      response.end()
+    })
+  }
+}
+
+const router = ((opts['no-tls']) ?
+		http.createServer(routeConnection) :
+		https.createServer(httpsOpts, routeConnection))
+      .listen(opts['port'])
+
+//TODO: if ("electron" in process.versions) open a local renderwindow, and route to it
+
diff --git a/skel.html b/skel.html
index 967e8c1..0bf45ae 100644
--- a/skel.html
+++ b/skel.html
@@ -7,6 +7,8 @@
     <link rel=icon href="./www/favicon-96x96.png">    
     <!--STRAPP_MANIFEST-->
     <link rel=manifest href="./www/manifest.json">
-    <script type="text/javascript" <!--STRAPP_SRC-->></script>
+    <script type="text/javascript">
+      <!--STRAPP_SRC-->
+    </script>
   </head>
 </html>
-- 
2.18.0