Version 2.2.0

Update dependencies (security fix)
Fix lint errors

lib/config/index.js

@@ -15,7 +15,7 @@ module.exports = function Configuration (logger, configPath = null) {
     configPath = './lib/config/config.json'
   }
   try {
-    let data = require('fs').readFileSync(configPath)
+    const data = require('fs').readFileSync(configPath)
     config = JSON.parse(data)
   } catch (error) {
     logger.fatal(`Invalid configuration file: ${error.message}, current directory is: ${process.cwd()}`)

lib/error/index.js

@@ -10,7 +10,7 @@
  */
 
 module.exports = (logger, xmpp) => {
-  let nodeCleanup = require('node-cleanup')
+  const nodeCleanup = require('node-cleanup')
   nodeCleanup(function (exitCode, signal) {
     logger.warn(`Received ${exitCode}/${signal} (application is closing), disconnect from XMPP server`)
     try {

lib/logger/index.js

@@ -25,7 +25,7 @@ module.exports = () => {
     }
 
     // add appenders
-    let appenders = []
+    const appenders = []
     if (config.file.active) {
       const fs = require('fs')
       if (!fs.existsSync(config.file.path)) {
@@ -73,7 +73,7 @@ module.exports = () => {
           }
         },
         categories: {
-          default: { appenders: appenders, level: 'info' }
+          default: { appenders, level: 'info' }
         }
       })
       logger = log4js.getLogger()

lib/outgoing/index.js

@@ -10,15 +10,15 @@
  */
 
 module.exports = async (logger, config, xmpp, user, destination, message, type, code) => {
-  let webhook = config.getOutgoingWebhook(code)
+  const webhook = config.getOutgoingWebhook(code)
   if (!webhook) {
     logger.warn(`There is no webhook with code "${code}"`)
     throw new Error(`There is no webhook with code "${code}"`)
   }
   const { promisify } = require('util')
   const request = promisify(require('request'))
   // request.debug = true
-  let options = {
+  const options = {
     method: 'POST',
     url: webhook.url,
     strictSSL: webhook.strictSSL
@@ -50,7 +50,7 @@ module.exports = async (logger, config, xmpp, user, destination, message, type,
       logger.trace('Content-type: application/x-www-form-urlencoded')
       options.form = {
         from: user,
-        message: message,
+        message,
         channel: destination
       }
       logger.trace('Outgoing webhook request:', options.form)
@@ -59,7 +59,7 @@ module.exports = async (logger, config, xmpp, user, destination, message, type,
       logger.trace('Content-type: application/json')
       options.json = {
         from: user,
-        message: message,
+        message,
         channel: destination
       }
       logger.trace('Outgoing webhook request:', options.json)

lib/server.js

@@ -1,10 +1,10 @@
 'use strict'
 
 // create default logger
-let logger = require('./logger')()
+const logger = require('./logger')()
 
 // get configuration
-let config = require('./config')(logger)
+const config = require('./config')(logger)
 
 // update logger with configuration
 logger.updateConfig(config.logger)

lib/webhook/index.js

@@ -18,7 +18,7 @@ module.exports = (logger, config, xmpp) => {
   const port = config.listener.port || 8000
   const portSsl = config.listener.ssl.port || 8001
 
-  var webhook = express()
+  const webhook = express()
 
   // handle connection from proxy (get IP in 'X-Forwarded-For' header)
   webhook.set('trust proxy', true)
@@ -57,29 +57,28 @@ module.exports = (logger, config, xmpp) => {
   // handle post request
   webhook.post(config.listener.path + '/*', (req, res) => {
     logger.info(`Incoming webhook from ${req.auth.user}`)
-    let webhook = config.getWebhookAction(req.path)
+    const webhook = config.getWebhookAction(req.path)
     if (!webhook) {
       logger.error(`Webhook received: ${req.path}, not found`)
       return res.status(404).send('Webhook not found')
     }
     logger.debug(`Webhook received: ${webhook.path}, start action: ${webhook.action}`)
     logger.trace(req.body)
     switch (webhook.action) {
-      case 'send_xmpp_message':
-
+      case 'send_xmpp_message': {
         // get destination
         if ('destination' in req.body === false) {
           logger.error('Destination not found')
           return res.status(400).send('Destination not found')
         }
-        let destination = req.body.destination
+        const destination = req.body.destination
 
         // get message
         if ('message' in req.body === false) {
           logger.error('Message not found')
           return res.status(400).send('Message not found')
         }
-        let message = req.body.message
+        const message = req.body.message
 
         // check if destination is a group chat
         const type = config.xmpp.rooms.some((room) => room.id === destination) ? 'groupchat' : 'chat'
@@ -88,17 +87,17 @@ module.exports = (logger, config, xmpp) => {
         logger.trace(`Send to ${destination} (group:${type}) following message :\r\n${message}`)
         xmpp.send(destination, message, type)
           .then(() => {
-            return res.status(200).send({ 'status': 'ok', destination })
+            return res.status(200).send({ status: 'ok', destination })
           })
           .catch(() => {
             return res.status(500).send('Could not send message')
           })
         break
+      }
 
-      case 'send_xmpp_template':
-
+      case 'send_xmpp_template': {
         // bind data in template
-        let msg = webhook.template.replace(/\$\{(.+?)\}/g, (match, $1) => {
+        const msg = webhook.template.replace(/\$\{(.+?)\}/g, (match, $1) => {
           return jmespath.search(req.body, $1) || ''
         })
         logger.trace(`Message:\r\n${msg}`)
@@ -114,6 +113,7 @@ module.exports = (logger, config, xmpp) => {
             return res.status(500).send('Could not send message')
           })
         break
+      }
 
       default:
         return res.status(204).send()
@@ -133,10 +133,10 @@ module.exports = (logger, config, xmpp) => {
   // get IP v4 addresses and prepare endpoints for output
   let addresses = []
   const networkInterfaces = require('os').networkInterfaces()
-  for (let ifaceName in networkInterfaces) {
+  for (const ifaceName in networkInterfaces) {
     addresses = addresses.concat(networkInterfaces[ifaceName].reduce((add, iface) => {
-      if (iface['family'] === 'IPv4') {
-        add.push(iface['address'])
+      if (iface.family === 'IPv4') {
+        add.push(iface.address)
       }
       return add
     }, []))
@@ -166,7 +166,7 @@ module.exports = (logger, config, xmpp) => {
       try {
         fs.accessSync(config.listener.ssl.certPath, fs.constants.R_OK)
         logger.debug('Can read certificate')
-        let credentials = {
+        const credentials = {
           key: fs.readFileSync(config.listener.ssl.keyPath),
           cert: fs.readFileSync(config.listener.ssl.certPath)
         }

lib/xmpp/index.js

@@ -55,7 +55,7 @@ module.exports = (logger, config) => {
       })
     // join rooms
     config.xmpp.rooms.forEach(function (room) {
-      let occupantJid = room.id + '/' + address.local
+      const occupantJid = room.id + '/' + address.local
       logger.debug(`Join room: ${room.id} ('${occupantJid}')`)
       const stanza = xml(
         'presence', {
@@ -78,16 +78,16 @@ module.exports = (logger, config) => {
       // not a message, do nothing
       return
     }
-    let type = stanza.attrs.type
+    const type = stanza.attrs.type
     switch (type) {
       case 'chat':
-      case 'groupchat':
-        let body = stanza.getChild('body')
+      case 'groupchat': {
+        const body = stanza.getChild('body')
         if (!body) {
           // empty body, do nothing
           return
         }
-        let fromJid = jid(stanza.attrs.from)
+        const fromJid = jid(stanza.attrs.from)
         // for chat, "to" and "replyTo" must be something like "user@domain.ltd", "from" is local part "user"
         let to = this.jid.bare()
         let from = fromJid.local
@@ -102,15 +102,15 @@ module.exports = (logger, config) => {
             return
           }
         }
-        let message = body.text()
+        const message = body.text()
         // handle message delivery receipts for chat
         if (type === 'chat') {
-          let request = stanza.getChild('request')
+          const request = stanza.getChild('request')
           if (request &&
             request.attrs.xmlns &&
             request.attrs.xmlns === 'urn:xmpp:receipts' &&
             stanza.attrs.id) {
-            logger.debug(`Message delivery receipt is requested and will be processed`)
+            logger.debug('Message delivery receipt is requested and will be processed')
             const receiptStanza = xml(
               'message', {
                 to: fromJid
@@ -127,7 +127,7 @@ module.exports = (logger, config) => {
         }
         logger.info(`Incoming ${type} message from ${from} (${fromJid.toString()}) to ${to}`)
         logger.debug(`Message: "${message.replace(/\n|\r/g, ' ')}"`)
-        let xmppHook = config.getXmppHookAction(to.toString())
+        const xmppHook = config.getXmppHookAction(to.toString())
         if (!xmppHook) {
           logger.error(`There is no action for incoming ${type} message to: "${to}"`)
           return
@@ -144,6 +144,7 @@ module.exports = (logger, config) => {
             break
         }
         break
+      }
     }
   })