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

Node-red node for SUSI

/**
 * Copyright 2015 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 susiIoTInfo(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 : {};
         
			var getValue = 0;
          
			var jsonSUSIIoT = JSON.parse(susiIoTLib.getCapability());
	      
			if (config.feature == 'All')
			{
				getValue = jsonSUSIIoT;
			}
			else
			{
				if(config.featuretype == null || config.featuretype == "" || config.featuretype == "All")
					getValue = jsonSUSIIoT[config.feature];
				else
					getValue = jsonSUSIIoT[config.feature][config.featuretype];
			}
      
			msg.payload = JSON.stringify(getValue);

			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-Info", susiIoTInfo);
   
	RED.httpAdmin.get("/SUSIIoT", function(req,res) {
	    var Items = [];
		var jsonSUSIIoT = JSON.parse(susiIoTLib.getData(0));
		var i = 0;
		for(var key in jsonSUSIIoT){
		Items[i] = [];
		Items[i].push(key);
			for(var sub_key in jsonSUSIIoT[key]){
			if(sub_key != "e" && sub_key != "bn" && sub_key != "bt" && sub_key != "bu" && sub_key != "ver" && sub_key != "id")
			Items[i].push(sub_key)
			}
		if (key == 'GPIO')
			Items[i].sort();
		i++;
		}
		res.send(Items.sort());
    });
}