Support for csv payload and manipulation insertion time

io/emoncms/88-emoncms.html

@@ -20,7 +20,14 @@
         <input type="text" id="node-input-emonServer">
     </div>
     <div class="form-row">
-        <label for="node-input-topic"><i class="icon-tasks"></i> Topic</label>
+        <label for="node-input-payloadType"><i class="icon-envelope"></i> Payload</label>
+        <select id="node-input-payloadType" style="width:125px !important">
+          <option value="csv">csv</option>
+          <option value="json">json</option>
+        </select>
+    </div>
+    <div class="form-row" id="node-input-row-topic">
+        <label for="node-input-topic"><i class="icon-tasks"></i> Key</label>
         <input type="text" id="node-input-topic" placeholder="">
     </div>
     <div class="form-row">
@@ -31,14 +38,21 @@
         <label for="node-input-name"><i class="icon-tag"></i> Name</label>
         <input type="text" id="node-input-name" placeholder="Emoncms">
     </div>
-    <div class="form-tips">Topic is not mandatory, if Topic is left blank <b>msg.topic</b> will used. Topic overrides <b>msg.topic</b></br>
+		<div class="form-tips">If Payload is set to csv, <b>msg.payload</b> can be a comma separated values and the key will
-        Node Group (numeric) is not mandatory, if Node Group is left blank <b>msg.nodegrpup</b> will used. Node Group overrides <b>msg.nodegroup</b></div>
+ 		be automatically generated by Emoncms, if Payload is set to json, <b>msg.payload</b> can only be a single value and 
+		the key value can be manually or programmatically set.</br></br>
+		Key is not mandatory, if Key is left blank <b>msg.topic</b> will used. Key overrides <b>msg.topic</b></br></br>
+		Node (numeric) is not mandatory, if Node is left blank <b>msg.nodegrpup</b> will used. Node over rides <b>msg.nodegroup</b>.
+		</div>
 </script>
 
 <script type="text/x-red" data-help-name="emoncms">
     <p>Performs post to Emoncms.</p>
-    <p>Topic is not mandatory, if Topic is left blank <b>msg.topic</b> will used. Topic overrides <b>msg.topic</b></p>
+    <p>If Payload is set to csv, <b>msg.payload</b> can contain comma separated values and Key and <b>msg.topic</b> are ignored, 
-    <p>Node Group (numeric) is not mandatory, if Node Group is left blank <b>msg.nodegrpup</b> will used. Node overrides <b>msg.nodegrpup</b></p>
+	if Payload is set to json, <b>msg.payload</b> can only be a single value and Key or <b>msg.topic</b> must be specified</p>
+    <p>If Key is left blank <b>msg.topic</b> will used.</p>
+    <p>If Node is left blank <b>msg.nodegrpup</b> will used.</p>
+    <p>Insertion time can be manipulated by setting <b>msg.time</b>.</p>
 </script>
 
 <script type="text/javascript">
@@ -48,6 +62,7 @@
         defaults: {
             name: {value:"Emoncms"},
             emonServer: {type:"emoncms-server", required:true},
+            payloadType: {value:"json"},
             topic: {value:""},
             nodegroup: {value:""}
         },
@@ -60,6 +75,18 @@
         },
         labelStyle: function() {
             return this.name?"node_label_italic":"";
+        },
+        oneditprepare: function() {
+            $("#node-input-payloadType").change(function() {
+                var id = $("#node-input-payloadType option:selected").val();
+                if (id == "json") {
+                    $("#node-input-row-topic").show();
+                } else {
+                    $("#node-input-row-topic").hide();
+                }
+            });
+            $("#node-input-payloadType").val(this.payloadType);
+            $("#node-input-payloadType").change();
         }
     });
 </script>
@@ -85,7 +112,6 @@
         category: 'config',
         defaults: {
             server: {value:"http://localhost",required:true},
-            // apikey: {value:"",required:true},
             name: {value:""}
         },
         label: function() {

io/emoncms/88-emoncms.js

@@ -20,6 +20,7 @@ function EmoncmsServerNode(n) {
     RED.nodes.createNode(this,n);
     this.server = n.server;
     this.name = n.name;
+    this.payloadType = n.payloadType;
     var credentials = RED.nodes.getCredentials(n.id);
     if (credentials) {
         this.apikey = credentials.apikey;
@@ -71,18 +72,27 @@ function Emoncms(n) {
     this.baseurl = sc.server;
     this.apikey = sc.apikey;
 
+    this.payloadType = n.payloadType;
     this.topic = n.topic ||"";
     this.nodegroup = n.nodegroup || "";
     var node = this;
     if (this.baseurl.substring(0,5) === "https") { var http = require("https"); }
     else { var http = require("http"); }
     this.on("input", function(msg) {
-
+        this.url = this.baseurl + '/input/post.json?';
-        var topic = this.topic || msg.topic;
+        if(this.payloadType == 'json'){
+        	var topic = this.topic || msg.topic;
+        	this.url += 'json={' + topic + ':' + msg.payload+'}';
+        } else {
+        	this.url += 'csv='+msg.payload;
+        }
+        this.url += '&apikey='+this.apikey;
         var nodegroup = this.nodegroup || msg.nodegroup;
-        this.url = this.baseurl + '/input/post.json?json={' + topic + ':' + msg.payload+'}&apikey='+this.apikey;
         if(nodegroup != ""){
-            this.url += '&node='+nodegroup;
+            this.url += '&node=' + nodegroup;
+        }
+        if(typeof msg.time !== 'undefined'){
+        	this.url += '&time=' + msg.time;
         }
         node.log("[emoncms] "+this.url);
         http.get(this.url, function(res) {