avoid tor/vpn check in dev mode

use fromTor/fromVpn in query string

routes/metadata.js

@@ -1,9 +0,0 @@
-var express = require('express');
-var router = express.Router();
-
-router.get('/', (req, res) => {
-  res.render('metadata');
-});
-
-
-module.exports = router;

routes/utils.js

@@ -3,13 +3,19 @@ const dns = require('dns')
 const lookup = promisify(dns.lookup)
 const request = require('request')
 
+const { DEV, SERVER_IP } = require('../config')
+
 // https://www.torproject.org/projects/tordnsel.html.en
 // check if request comes from tor
 const fromTor = async (req, res, next) => {
+  if (DEV) {
+    req.fromTor = req.query.fromTor || false
+    return next()
+  }
   const sourceIp = req.headers['x-forwarded-for'] || req.connection.remoteAddress
   const ip = sourceIp.split('.').reverse().join('.')
-  const serverIp = '51.68.126.235'.split('.').reverse().join('.')
+  const reversedServerIp = SERVER_IP.split('.').reverse().join('.')
-  const domain = `${ip}.80.${serverIp}.ip-port.exitlist.torproject.org`
+  const domain = `${ip}.80.${reversedServerIp}.ip-port.exitlist.torproject.org`
   try {
     const ret = await lookup(domain, {})
     req.fromTor = (ret.address === '127.0.0.2')
@@ -21,6 +27,10 @@ const fromTor = async (req, res, next) => {
 
 // check if request comes from proxy/VPN/tor
 const fromVpn = async (req, res, next) => {
+  if (DEV) {
+    req.fromVpn = req.query.fromVpn || false
+    return next()
+  }
   const sourceIp = req.headers['x-forwarded-for'] || req.connection.remoteAddress
   const baseUrl = 'https://check.getipintel.net/check.php?ip='
   const url = `${baseUrl}${sourceIp}&contact=anna@fugadalcontrollo.org`
@@ -36,10 +46,15 @@ const fromVpn = async (req, res, next) => {
 }
 
 const checkCountry = (req, res, next) => {
+  if (DEV) {
+    return next()
+  }
   const sourceIp = req.headers['x-forwarded-for'] || req.connection.remoteAddress
   request(`http://ip-api.com/json/${sourceIp}`, (err, res, body) => {
     if (!err && res.statusCode === 200) {
-      req.geoinfo = JSON.parse(body)
+      try {
+        req.geoinfo = JSON.parse(body)
+      } catch (e) {}
     }
     next()
   })