node-red-contrib-susi/SUSIIoT-node/SUSIIoT-Control.js

Node-red node for SUSI

/**
 * Copyright 2014, 2015 ADVANTECH Corp.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **/

// Dependency - dht sensor package
var susiIoTLib = require("node-susiiot");


module.exports = function(RED) {
   "use strict";

   // The main node definition - most things happen in here
   function susiIoTControl(config) {
      // Create a RED node
      RED.nodes.createNode(this, config);

      // Store local copies of the node configuration (as defined in the .html)
      var node = this;
      
      this.topic = config.topic;

      
      // Read the data & return a message object
      this.read = function(msgIn) {
         var msg = msgIn ? msgIn : {};

         //msg.payload  = msg.payload + "\n" + susiIoTLib.setData(msg.payload);
		 msg.payload  = susiIoTLib.setData(msg.payload);
         msg.topic    = node.topic || node.name;

         return msg;
      };

      // respond to inputs....
      this.on('input', function (msg) {
         msg = this.read(msg);
         
         if (msg)
            node.send(msg);
      });

   //   var msg = this.read();

   //   // send out the message to the rest of the workspace.
   //   if (msg)
   //      this.send(msg);
   }

   // Register the node by name.
   RED.nodes.registerType("SUSIIoT-Control", susiIoTControl);
}