Initial commit for OpenECOMP SDN-C OA&M

Change-Id: I7ab579fd0d206bf356f36d52dcdf4f71f1fa2680
Signed-off-by: Timoney, Daniel (dt5972) <dtimoney@att.com>

Former-commit-id: 2a9f0edd09581f907e62ec4689b5ac94dd5382ba

7 files changed, 3172 insertions, 0 deletions

diff --git a/dgbuilder/public/util/js/dgeToXml.js b/dgbuilder/public/util/js/dgeToXml.js
new file mode 100644
index 00000000..2bbb0c15
--- /dev/null
+++ b/dgbuilder/public/util/js/dgeToXml.js
@@ -0,0 +1,1328 @@
+function getDgStartNode(nodeList){
+		for(var i=0;i<nodeList.length;i++){
+			if(nodeList[i].type == 'dgstart' && nodeList[i].wires != null &&  nodeList[i].wires != undefined){
+				return nodeList[i];
+			}	
+		}
+		RED.notify("DGSTART node not found.");
+		return null;
+}
+
+
+var loopDetectionEnabled = true;
+
+function detectLoopPrev(){
+		var activeWorkspace=RED.view.getWorkspace();
+		/*
+		RED.nodes.links.filter(function(d) {
+			 if(d.source.z == activeWorkspace && d.target.z == activeWorkspace){
+				 console.log(d.source.id+":"+d.sourcePort+":"+d.target.id);
+			 }
+		});
+		*/	
+		//console.dir(RED.nodes.links);
+		var nSet=[];
+		
+		RED.nodes.eachNode(function(n) {
+			if (n.z == activeWorkspace) {
+                    		nSet.push({'n':n});
+                	}
+        	});
+
+		var nodeSet = RED.nodes.createExportableNodeSet(nSet);
+		//console.dir(nodeSet);
+		
+		//console.log("nodeSet length:" + nodeSet.length);
+
+		var isLoopDetected = false;	
+		var dgStartNode = getDgStartNode(nodeSet);
+		if(dgStartNode == null || dgStartNode == undefined) {
+			console.log("dgstart node not linked.");
+			return true;
+		}
+
+		var wires = dgStartNode.wires;
+	        var nodesInPath = {};
+		var dgStartNodeId = dgStartNode.id;
+		if(wires != null && wires != undefined && wires[0] != undefined){
+			for(var k=0;k<wires[0].length;k++){
+				var val = wires[0][k];
+				nodesInPath[dgStartNodeId + "->" + val] = "";
+			}
+		}else{
+				nodesInPath[dgStartNodeId + "->" + ""] = "";
+		}
+			
+		//console.dir(nodesInPath);
+		var loopDetectedObj = {};
+		/* the nodes will not be order so will need to loop thru again */
+	for(var m=0;nodeSet != null && m<nodeSet.length;m++){
+		for(var i=0;nodeSet != null && i<nodeSet.length;i++){
+			var link=nodeSet[i].id;
+			//console.log("NAME:" + nodeSet[i].name + ":" + link);
+			if(link == dgStartNodeId) continue;
+			var wires = nodeSet[i].wires;
+			//console.log("link:" + link);
+			var delKeys = [];
+			if(wires != null && wires != undefined && wires[0] != undefined){
+				for(var k=0;k<wires[0].length;k++){
+					var val = (wires[0])[k];
+					var keys = Object.keys(nodesInPath);
+					//console.log("keys:" + keys);
+					for (var j=0;j<keys.length;j++){
+						//console.log("key:" + keys[j]);
+						//console.log("val:" + val);
+						var index = -1;
+						if(keys[j] != null){
+						 	index = keys[j].indexOf("->" + link);
+						}
+						var lastIndex = keys[j].lastIndexOf("->");
+						if(index != -1 && index == lastIndex){
+							//delete nodesInPath[key];
+							var previousNodeId = keys[j].substr(lastIndex +2);
+							var indexOfArrow = -1;
+							if(previousNodeId != ""){
+								indexOfArrow = previousNodeId.indexOf("->");
+							}
+							if(previousNodeId != null && indexOfArrow != -1){
+								previousNodeId = previousNodeId.substr(0,indexOfArrow);
+							}	
+							nodesInPath[keys[j] + "->" + val] = "";
+							//console.log("keys[j]:" + keys[j]);
+							delKeys.push(keys[j]);
+							var prevNodeIdIndex = keys[j].indexOf("->" + previousNodeId);
+							var priorOccurence = keys[j].indexOf(val + "->");
+							if(priorOccurence != -1 && priorOccurence<prevNodeIdIndex){
+								//console.log("previousNodeId:" + previousNodeId);
+								//console.log("val:" + val);
+								var n1 = getNode(nodeSet,previousNodeId);
+								var n2 = getNode(nodeSet,val);
+								//console.log("loop detected for node " + n1.name + " and " + n2.name);	
+								loopDetectedObj[n1.name + "->" + n2.name] ="looped";
+								//console.dir(loopDetectedObj);
+								isLoopDetected = true;
+							}		
+						} 
+					}
+				}
+			}
+			for(var l=0;delKeys != null && l<delKeys.length;l++){
+				delete nodesInPath[delKeys[l]];
+			}
+		}
+
+
+	}	
+	if(loopDetectedObj != null ){ 
+		var msg = "";
+		for(var key in loopDetectedObj){
+  			if(loopDetectedObj.hasOwnProperty(key)) {
+				console.log("Loop detected  " + key);
+				msg += "<strong>Loop detected for:" + key + "</strong><br>";
+  			}
+		}
+		if(msg != ""){
+			isLoopDetected = true;
+			RED.notify(msg);
+		}
+	}	
+/*
+		for(var i=0;nodeSet != null && i<nodeSet.length;i++){
+			var foundCount=0;
+			var nodeId = nodeSet[i].id;
+			var nodeName = nodeSet[i].name;
+			for(var j=0;nodeSet != null && j<nodeSet.length;j++){
+				var node = nodeSet[j];
+				if(node.id == nodeId){
+					 continue;
+				}
+				var wires = node.wires;
+				console.log(node.type + ":wires:" + wires);
+				for(var k=0;wires != null && wires != undefined && wires[0] != undefined && k<wires[0].length;k++){
+					var id = (wires[0])[k];
+					console.log(nodeName + ":" + nodeId + ":" + id);
+					if(id == nodeId ){
+						foundCount++;
+						if(foundCount>1){
+							console.log("Loop detected for node " + nodeName + "with node:" + node.name);
+							RED.notify("<strong>Flow error detected for node '" + nodeName + "' with node '" + node.name + "'</strong>");
+							//RED.nodes.eachLink(function(d){
+							//	if(d.source.id == nodeSet[i] || d.target.id == nodeSet[j]){
+							//		d.selected = true;
+							//	}else if(d.source.id == nodeSet[j] || d.target.id == nodeSet[i]){
+							//		d.selected = true;
+							//	}
+							//});
+							//RED.view.redraw();
+							isLoopDetected = true;
+							return true;
+						}
+					}
+				}
+				
+			}
+		}
+*/
+		//console.log("isLoopDetected:" + isLoopDetected);
+		return isLoopDetected;
+}
+
+function generateNodePath(nodeIdToNodeObj,nodeId,pathStr,nodesInPath,errList){
+		var node = nodeIdToNodeObj[nodeId];
+		var wires = node.wires;
+		if(wires != null && wires != undefined && wires[0] != undefined){
+			for(var k=0;k<wires[0].length;k++){
+				var val = wires[0][k];
+				if(pathStr.indexOf(val + "->") != -1){
+					//console.log("pathStr:" + pathStr);
+					var n1= nodeIdToNodeObj[nodeId].name;
+					var n2= nodeIdToNodeObj[val].name;
+					errList.push("Loop detected between nodes '" +  n1 + "' and " + "'" +  n2 + "'");
+				}else{
+				 	pathStr += "->" + val ;
+					generateNodePath(nodeIdToNodeObj,val,pathStr,nodesInPath,errList);
+				}
+			}
+		}else{
+				//pathStr += nodeId + "->" + "";
+				nodesInPath.push(pathStr);
+		}
+}
+
+function detectLoop(){
+		var activeWorkspace=RED.view.getWorkspace();
+		var nSet=[];
+		var nodeIdToNodeObj = {};	
+		RED.nodes.eachNode(function(n) {
+			if (n.z == activeWorkspace) {
+                    		nSet.push({'n':n});
+                	}
+        	});
+
+		var nodeSet = RED.nodes.createExportableNodeSet(nSet);
+		nodeIdToNodeObj = getNodeIdToNodeMap(nodeSet);
+		var isLoopDetected = false;	
+		//var dgStartNode = getDgStartNode(nodeSet);
+		var dgStartNode = nodeIdToNodeObj["dgstart"];
+		var errList = [];
+		var dgStartNodeId = dgStartNode.id;
+		var nodesInPathArr = [];
+		generateNodePath(nodeIdToNodeObj,dgStartNodeId,dgStartNodeId,nodesInPathArr,errList);
+		if(errList != null && errList != undefined && errList.length  > 0){
+			isLoopDetected = true;
+			var htmlStr="<div id='loop-detect-err-list-div'><table id='loopErrListTable' border='1'><tr><th>Error List</th></tr>";	
+			for(var j=0;errList != null && j<errList.length;j++){
+				var errSeq = j+1;
+				htmlStr += "<tr><td>" + errSeq + ")"  + errList[j] + "</td></tr>"; 
+			}
+			htmlStr += "</table></div>";
+
+			$("#loop-detection-dialog").dialog({
+			      autoOpen : false,
+                              modal: true,
+                              title: "DG Flow validation Error List ",
+                              width: 500,
+                              buttons: {
+                                Close: function () {
+                                  $("#loop-detection-dialog").dialog("close");
+                                }
+                              }
+                         }).dialog("open").html(htmlStr); // end dialog div
+		}
+		nodesInPathArr=null;
+		nodeSet ={};
+		nodeIdToNodeObj={};
+		return isLoopDetected;
+}
+
+
+var xmlNumberCnt = 0;
+function processForXmlNumbers(nodeSet,node){
+	if( node != null && node.type != 'dgstart'){
+		if(node.xmlnumber != null && node.xmlnumber){
+			node.xmlnumber.push(++xmlNumberCnt);
+		}else{
+			node.xmlnumber =  [++xmlNumberCnt];
+		}
+	}
+
+	if(node != null && node.wires != null && node.wires.length>0){
+		var wiredNodes=node.wires[0];
+		var wiredNodesArr=[];
+		for(var k=0;wiredNodes != undefined && wiredNodes != null && k<wiredNodes.length;k++){
+			wiredNodesArr.push(getNode(nodeSet,wiredNodes[k]));
+		}
+
+		//use this sort to sort by y position
+		wiredNodesArr.sort(function(a, b){
+			return a.y-b.y;
+		});
+
+		for(var k=0;k<wiredNodesArr.length;k++){
+			var n = wiredNodesArr[k];
+			processForXmlNumbers(nodeSet,n);
+		}
+	}
+}
+
+function updateXmlNumbers(){
+	xmlNumberCnt = 0;
+	var nodeSet = getCurrentFlowNodeSet();
+	if(nodeSet == null && nodeSet.length >0){
+		nodeSet.forEach(function(n){
+			if(n.xmlnumber){
+				delete n.xmlnumber;
+			}
+		});
+	}
+	var dgStartNode = getDgStartNode(nodeSet);
+	processForXmlNumbers(nodeSet,dgStartNode);
+	var activeWorkspace=RED.view.getWorkspace();
+	RED.nodes.eachNode(function(n) {
+		//console.log("Node processed in eachNode");
+	     if (n.z == activeWorkspace) {
+		if(n != null){
+			var updatedNode = getNode(nodeSet,n.id);
+			//console.log("updated Node processed in eachNode");
+			//console.dir(updatedNode);
+			
+                        if (n.id == updatedNode.id) {
+				n.xmlnumber = updatedNode.xmlnumber;
+				n.dirty = true;
+                        }
+		}
+	    }	
+        });
+}
+
+function getOutcomeValue(node){
+	var xmlStr = "";
+	if(node != null && node.xml != undefined && node.xml !=""){
+		xmlStr = node.xml + "</outcome>";
+	}
+	var xmlDoc;
+       	if (window.DOMParser){
+		try{
+       			var parser=new DOMParser();
+            		xmlDoc=parser.parseFromString(xmlStr,'text/xml');
+			//console.log("Not IE");
+			var n = xmlDoc.documentElement.nodeName;
+			if(n == "html"){
+				resp=false;
+				console.log("Error parsing");
+				return resp;
+			}
+		}catch(e){
+			console.log("xmlStr:" + xmlStr);
+			console.log("Error parsing" +e);
+			return null;
+		}
+        }else{ 
+		try{
+			//console.log("IE");
+	    		// code for IE
+            		xmlDoc=new ActiveXObject("Microsoft.XMLDOM");
+            		xmlDoc.async=false;
+            		xmlDoc.loadXMLString(xmlStr); 
+		}catch(e){
+			console.log("xmlStr:" + xmlStr);
+			console.log("Error parsing" +e);
+			return null;
+		}
+        } 
+	if(xmlDoc != null){
+		var xmlNode = xmlDoc.documentElement;
+		//console.dir(xmlNode);
+		var processedNode = xmlNode.nodeName;
+		//console.log("processedNode:" + processedNode);
+		var attrs = xmlNode.attributes;
+		for(var i=0;i<attrs.length;i++){
+			if(attrs[i].nodeName == "value"){
+				return  attrs[i].value;
+			}
+		}
+	}
+	return null;
+}
+
+var dgNumberCnt = 0;
+function processForDgNumbers(nodeSet,node){
+		var outcomeTypes = [ "already-active", "failure", "not-found", "other", "outcomeFalse", "outcome", "outcomeTrue", "success" ];
+	if( node != null && node.type != 'dgstart' && node.type != 'service-logic' && node.type != 'method' ){
+		//console.log("child of " + parentNodeType + " :" + nodeType);
+		//check if NOT outcome node
+		if(outcomeTypes.indexOf(node.type) == -1){
+			if(node.type == "GenericXML"){
+				if(node.xml != undefined && node.xml !=  null && node.xml.indexOf("<outcome ") != -1){
+					//this GenericXML node is used for outcome , so need to skip
+				}else{
+					if(node.dgnumber != undefined && node.dgnumber != null && node.dgnumber){
+						node.dgnumber.push(++dgNumberCnt);
+					}else{
+						node.dgnumber =  [++dgNumberCnt];
+					}
+				}
+			
+			}else{
+				if(node.dgnumber != undefined && node.dgnumber != null && node.dgnumber){
+					node.dgnumber.push(++dgNumberCnt);
+				}else{
+					node.dgnumber =  [++dgNumberCnt];
+				}
+			}
+		}
+	}
+	
+	var hasOutcomeNodes = false;
+	if(node != null && node.wires != null && node.wires.length>0){
+		var wiredNodes=node.wires[0];
+		var wiredNodesArr=[];
+		for(var k=0;wiredNodes != undefined && wiredNodes != null && k<wiredNodes.length;k++){
+			var wiredNode = getNode(nodeSet,wiredNodes[k]);
+			//check if outcome node
+			if(outcomeTypes.indexOf(wiredNode.type) != -1){
+				hasOutcomeNodes = true;
+			}
+			if(wiredNode.type == "GenericXML"){
+				if( node.xml != undefined && node.xml != null && node.xml.indexOf("<outcome ") != -1){
+					//this GenericXML node is used for outcome 
+					hasOutcomeNodes = true;
+				}
+			}
+			wiredNodesArr.push(wiredNode);
+
+		}
+
+		//use this sort to sort by y position
+		wiredNodesArr.sort(function(a, b){
+			return a.y-b.y;
+		});
+
+		/*
+		//USE THIS LOGIC TO SORT BY OUTCOME VALUE FOR SPECIFIC NODES		
+		var parentNodeType = node.type;
+		if(hasOutcomeNodes && parentNodeType != 'switchNode' && parentNodeType != 'block'  && parentNodeType != 'configure' ){	
+			//use the value of outcome to sort the wired nodes
+			wiredNodesArr.sort(function(a, b){
+				var val1 = getOutcomeValue(a);
+				var val2 = getOutcomeValue(b);
+				//console.log("val1:" + val1);
+				//console.log("val2:" + val2);
+				if ( val1 < val2 ){
+  					return -1;
+				}else if ( val1 > val2 ){
+  					return 1;
+				}else{
+					return 0;
+				}
+			});
+		}else{
+			//use this sort to sort by y position
+			wiredNodesArr.sort(function(a, b){
+				return a.y-b.y;
+			});
+		}
+
+		*/
+
+		for(var k=0;k<wiredNodesArr.length;k++){
+			var n = wiredNodesArr[k];
+			processForDgNumbers(nodeSet,n);
+		}
+	}
+}
+
+function updateDgNumbers(){
+	dgNumberCnt = 0;
+	var nodeSet = getCurrentFlowNodeSet();
+	if(nodeSet == null && nodeSet.length >0){
+		nodeSet.forEach(function(n){
+			if(n.dgnumber){
+				delete n.dgnumber;
+			}
+		});
+	}
+	var dgStartNode = getDgStartNode(nodeSet);
+	processForDgNumbers(nodeSet,dgStartNode);
+	var activeWorkspace=RED.view.getWorkspace();
+	RED.nodes.eachNode(function(n) {
+		//console.log("Node processed in eachNode");
+	     if (n.z == activeWorkspace) {
+		if(n != null){
+			var updatedNode = getNode(nodeSet,n.id);
+			//console.log("updated Node processed in eachNode");
+			//console.dir(updatedNode);
+			
+                        if (n.id == updatedNode.id) {
+				//console.log(n.type + ":" + updatedNode.dgnumber);
+				n.dgnumber = updatedNode.dgnumber;
+				n.dirty = true;
+                        }
+		}
+	    }	
+        });
+	return nodeSet;	
+}
+
+function customValidation(currNodeSet){
+	//validation to make sure there a block node infront of mutiple dgelogic nodes
+	flowDesignErrors=[];
+	var dgStartCnt=0;
+	var serviceLogicCnt=0;
+	var methodCnt=0;
+	for(var i=0;currNodeSet != null && i<currNodeSet.length;i++){
+		var node = currNodeSet[i];
+		var parentNodeName = node.name;
+		var parentNodeType = node.type;
+		var dgNumber = node.dgnumber;
+		if(parentNodeType == 'dgstart'){
+			dgStartCnt++;	
+		}
+		if(parentNodeType == 'service-logic'){
+			serviceLogicCnt++;	
+		}
+		if(parentNodeType == 'method'){
+			methodCnt++;	
+		}
+		if(parentNodeType == "GenericXML"){
+			if( node.xml != undefined && node.xml != null && node.xml.indexOf("<service-logic ") != -1 ){
+				//this GenericXML node is used for service-logic 
+				serviceLogicCnt++;
+			}else if( node.xml != undefined && node.xml != null &&  node.xml.indexOf("<method ") != -1 ){
+				//this GenericXML node is used for method
+				methodCnt++;
+			}else if( node.xml != undefined && node.xml != null &&  node.xml.indexOf("<block") != -1 ){
+				//this GenericXML node is used for block
+				parentNodeType = "block";
+			}
+		}
+		if(node != null && node.wires != null && node.wires.length>0){
+			var wiredNodes=node.wires[0];
+			var wiredNodesArr=[];
+			for(var k=0;wiredNodes != undefined && wiredNodes != null && k<wiredNodes.length;k++){
+				wiredNodesArr.push(getNode(currNodeSet,wiredNodes[k]));
+			}
+			var countChildLogicNodes =0;
+			for(var k=0;k<wiredNodesArr.length;k++){
+				var n = wiredNodesArr[k];
+				var nodeType = n.type;
+				var outcomeTypes = [ "already-active", "failure", "not-found", "other", "outcomeFalse", "outcome", "outcomeTrue", "success" ];
+				var isOutcomeOrSetNode = false;
+				if(nodeType == "GenericXML"){
+					if( n.xml != undefined &&  n.xml != null &&  (n.xml.indexOf("<outcome ") != -1 || n.xml.indexOf("<set ") != -1)){
+						//this GenericXML node is used for outcome 
+						isOutcomeOrSetNode = true;
+					}
+				}
+				//console.log("child of " + parentNodeType + " :" + nodeType);
+				if(outcomeTypes.indexOf(nodeType) > -1 ||nodeType == 'set' || isOutcomeOrSetNode){
+					//its a outcome or set node
+				}else{
+					countChildLogicNodes++;
+				}
+
+				//console.log("parentNodeType:" + parentNodeType);
+				if(countChildLogicNodes >1 && parentNodeType != 'block' ){
+					if(node.dgnumber != undefined &&  node.dgnumber){
+						flowDesignErrors.push("Warning:May need a block Node after Node. <br><span style='color:red'>Node Name:</span>" + node.name + "<br><span style='color:red'>DG Number:</span>" + node.dgnumber[0] );
+					}else{
+						flowDesignErrors.push("Warning:May need a block Node after Node <br><span style='color:red'>Node name:</span>" + parentNodeName);
+					}
+					break;
+				}
+			}
+		}
+	}
+	if(dgStartCnt > 1){
+		flowDesignErrors.push("Error:There should  only be 1 dgstart Node in the current workspace.");
+	}
+
+	if(serviceLogicCnt > 1){
+		flowDesignErrors.push("Error:There should  only be 1 service-logic Node in the current workspace.");
+	}
+
+	if(methodCnt > 1){
+		flowDesignErrors.push("Error:There should  only be 1 method Node in the current workspace.");
+	}
+
+	if(flowDesignErrors != null && flowDesignErrors.length >0){
+		return false;
+	}
+	return true;
+}
+
+var flowDesignErrors = [];
+function showFlowDesignErrorBox(){
+	if(flowDesignErrors != null && flowDesignErrors.length >0){
+		var htmlStr="<div id='flowpath-err-list-div'><table id='fpeTable' border='1'><tr><th>Error List</th></tr>";	
+		for(var j=0;flowDesignErrors != null && j<flowDesignErrors.length;j++){
+			var errSeq = j+1;
+			htmlStr += "<tr><td>" + errSeq + ")"  + flowDesignErrors[j] + "</td></tr>"; 
+		}
+		htmlStr += "</table></div>";
+
+		//$('<div></div>').dialog({
+
+		$('#flow-design-err-dialog').dialog({
+                              modal: true,
+                              title: "Flow design Error List ",
+                              width: 500,
+                              /*open: function () {
+                                $(this).html(htmlStr);
+                              },*/
+                              buttons: {
+                                Close: function () {
+                                  $(this).dialog("close");
+                                }
+                              }
+                            }).html(htmlStr); // end dialog div
+	}
+}
+
+
+function getCurrentFlowNodeSet(){
+		var nodeSet=[];
+		//console.dir(RED);
+		//RED.view.dirty();
+		//RED.view.redraw();
+		var activeWorkspace=RED.view.getWorkspace();
+		RED.nodes.eachNode(function(n) {
+			if (n.z == activeWorkspace) {
+                    		nodeSet.push({'n':n});
+                	}
+        	});
+
+		var exportableNodeSet = RED.nodes.createExportableNodeSet(nodeSet);
+		//console.dir(exportableNodeSet);
+		//console.log(JSON.stringify(exportableNodeSet));
+		return exportableNodeSet;
+}
+
+function getNode(nodeSet,id){
+		for(var i=0;i<nodeSet.length;i++){
+			if(nodeSet[i].id == id){
+				return nodeSet[i];
+			}	
+		}
+		return null;
+}
+function getNodeIdToNodeMap(nodeSet){
+		var nodeIdToNodeMap ={};	
+		for(var i=0;i<nodeSet.length;i++){
+				nodeIdToNodeMap[nodeSet[i].id] = nodeSet[i];
+				if(nodeSet[i].type == "dgstart"){
+					nodeIdToNodeMap["dgstart"] =  nodeSet[i];
+				}
+		}
+		return nodeIdToNodeMap;
+}
+
+function validateEachNodeXml(){
+		var activeWorkspace=RED.view.getWorkspace();
+		RED.nodes.eachNode(function(n) {
+			if (n.z == activeWorkspace) {
+				var xml = n.xml;	
+				if( xml != null && xml != ''){
+				  var validationSuccess = validateXML(n.xml);
+					if(validationSuccess){
+                        			n.status = {fill:"green",shape:"dot",text:"OK"};
+					}else{
+                        			n.status = {fill:"red",shape:"dot",text:"ERROR"};
+					}
+				}
+                	}
+        	});
+}
+
+
+function getNodeToXml(inputNodeSet){
+		var exportableNodeSet; 
+	//uses inputNodeSet if passed otherwise build the latest nodeSet
+	
+	//$("#btn-deploy").removeClass("disabled");
+
+
+		function getNode(id){
+			for(var i=0;i<exportableNodeSet.length;i++){
+				if(exportableNodeSet[i].id == id){
+					return exportableNodeSet[i];
+				}	
+			}
+			return null;
+		}
+
+		function getStartTag(node){
+			var startTag="";
+			var xmlStr="";
+			if(node != null && node.type != 'dgstart'){
+				xmlStr=node.xml;
+				var regex = /(<)([\w-]+)(.*)?/;
+                		var match = regex.exec(xmlStr);
+                		if(match != null){
+                        		if(match[1] != undefined && match[2] != undefined){
+                                		startTag = match[2];
+                        		}
+                		}else{
+					console.log("startTag not found.");
+				}	
+			}
+			return startTag;
+		}
+
+		if(inputNodeSet == null || inputNodeSet == undefined){	
+			exportableNodeSet = getCurrentFlowNodeSet();
+		}else{
+			exportableNodeSet = JSON.parse(inputNodeSet);
+		}
+		var dgstartNode = getDgStartNode(exportableNodeSet);
+
+		var level=0;
+		var fullXmlStr="";
+
+		printXml(dgstartNode);
+		
+
+		function printXml(node){
+			var xmlStr="";
+			var startTag = "";
+			if(node != null && node.type != 'dgstart'){
+				var comments=node.comments;
+				if(comments != null && comments != ""){
+					//if xml comments field already has the <!-- and --> remove them 
+					comments=comments.replace("<!--","");
+					comments=comments.replace("-->","");
+					xmlStr="<!--" + comments + "-->";
+				}	
+				xmlStr+=node.xml;
+				startTag = getStartTag(node);
+				fullXmlStr +=xmlStr;
+				/*
+				if(level > 0){
+					var spacing = Array(level).join("  ");	
+					xmlStr=xmlStr.replace(/\n/g,spacing);
+					fullXmlStr +=xmlStr;
+					
+					console.log(xmlStr);
+				}else{
+					fullXmlStr +=xmlStr;
+					console.log(xmlStr);
+				}
+				*/
+			}
+
+			//console.log("startTag:" + startTag);
+	
+			var wiredNodes = [];
+			var wiredNodesArr = [];
+			if(node != null && node.wires != null && node.wires[0] != null &&  node.wires[0] != undefined && node.wires[0].length >0 ){
+				wiredNodes=node.wires[0];
+				//console.log("Before sort");
+				for(var k=0;wiredNodes != undefined && wiredNodes != null && k<wiredNodes.length;k++){
+					wiredNodesArr.push(getNode(wiredNodes[k]));
+				}
+				//console.dir(wiredNodesArr);
+				//sort based on y position
+				wiredNodesArr.sort(function(a, b){
+					return a.y-b.y;
+				});
+				//console.log("After sort");
+				//console.dir(wiredNodesArr);
+			}
+
+			for(var k=0;wiredNodesArr != null && k<wiredNodesArr.length;k++){
+				level++;
+				var nd = wiredNodesArr[k];
+				printXml(nd);
+			}
+
+			//append end tag
+			if(startTag != ""){
+				fullXmlStr += "</" + startTag + ">";
+				/*
+				if(level >0){
+					var spacing = Array(level).join("  ");	
+					fullXmlStr += spacing + "</" + startTag + ">";
+					console.log(spacing + "</" + startTag + ">");
+				}else{
+					fullXmlStr += "</" + startTag + ">";
+					console.log("</" + startTag + ">");
+				}
+				*/
+			}	
+
+			/*if(level>0){
+				level=level-1;
+			}
+			*/
+			//console.log("endTag:" + startTag);
+			//console.log("xml:" + fullXmlStr);
+		}
+		//console.log("fullXmlStr:" + fullXmlStr);
+	return fullXmlStr;
+}
+
+function showFlow(filePath){
+var jqxhr = $.post( "/getSharedFlow",{"filePath":filePath})
+  .done(function(data) {
+	$( "#dgflow-browser-dialog").dialog("close");
+	var migratedNodes = migrateNodes(data);
+	//RED.view.importNodes(data)
+	RED.view.importNodes(JSON.stringify(migratedNodes));
+    //console.log( "import done");
+  })
+  .fail(function() {
+	RED.notify("Could not import user flow .");	
+	$( "#dgflow-browser-dialog").dialog("close");
+     console.log( "error occured importing flow.");
+  })
+  .always(function() {
+    //console.log( "complete" );
+  });
+}
+
+function showFlowXml(filePath){
+var jqxhr = $.post( "/getSharedFlow",{"filePath":filePath})
+  .done(function(data) {
+	//console.dir(data);
+	var xmlStr=getNodeToXml(data);
+	showImportedXml(xmlStr,this);
+  })
+  .fail(function() {
+	RED.notify("Could not convert to XML.");	
+	$( "#dgflow-browser-dialog").dialog("close");
+     console.log( "error occured importing flow.");
+  })
+  .always(function() {
+    //console.log( "complete" );
+  });
+}
+
+function showFlowFiles(userName){
+		//var divStyle="color:#07c; margin-bottom: 1.2em; font-size: 16px;";
+		//var divStyle="<style>#data-container a { color: #067ab4; font-size: 0.75em;} #data-container a:hover { text-decoration: underline; padding: -15px -15px -15px 15px; } </style>";
+		var divStyle="<style>#data-container a { color: #067ab4; font-size: 0.75em;} #data-container a:hover { text-decoration: underline; padding: -15px -15px -15px 15px; } .header { height: 40px; border-bottom: 1px solid #EEE; background-color: #ffffff; height: 40px; -webkit-border-top-left-radius: 5px; -webkit-border-top-right-radius: 5px; -moz-border-radius-topleft: 5px; -moz-border-radius-topright: 5px; border-top-left-radius: 5px; border-top-right-radius: 5px; } .footer { height: 40px; background-color: whiteSmoke; border-top: 1px solid #DDD; -webkit-border-bottom-left-radius: 5px; -webkit-border-bottom-right-radius: 5px; -moz-border-radius-bottomleft: 5px; -moz-border-radius-bottomright: 5px; border-bottom-left-radius: 5px; border-bottom-right-radius: 5px; }</style>";
+
+		var htmlStr=divStyle + "<div class='header'>List of Flow files of User " + userName + "</div><div id='data-container'><ul>" ;
+                $.post( "/getFiles/" + userName)
+                         .done(function( data ) {
+                                //console.dir(data);
+				//console.log("found " + data.length + " files");
+				if(data != null && data.length != undefined && data.length != 0){
+					if(data != null && data.length>0){
+						for(var k=0;k<data.length;k++){
+							htmlStr += "<li><a href=\"#\" onclick=\"showFlow('" +data[k].filePath + "')\">" + data[k].name + "</a></li>";
+						/*
+							//Use this code to display the View Xml Link 
+							htmlStr += "<li><a href=\"#\" onclick=\"showFlow('" +data[k].filePath + "')\">" + data[k].name + "</a><span style=\"margin-left:15px;color:blue\"><a href=\#\" onclick=\"showFlowXml('" +data[k].filePath + "')\">[View Xml]</a></span></li>";
+			*/
+						}
+						htmlStr+="</ul></div>";
+					}
+                			$( "#dgflow-browser-dialog").html(htmlStr);
+				}else{
+					//console.log("no flow files found for user " + userName);
+					var noFlowFilesHtml = divStyle + "<div id='data-container'><p>No downloaded Flow files found in " + userName + " directory</p><a href='#' onclick='javascript:closeAndShowFlowShareUsers()'>Back to List.</a></div>";
+                			$( "#dgflow-browser-dialog").html(noFlowFilesHtml);
+				}
+                         })
+                         .fail(function(err) {
+                                 console.log( "error" + err );
+                         })
+                         .always(function() {
+				//console.log("done");
+                         });
+	
+}
+
+	function  closeAndShowFlowShareUsers(){
+                $("#dgflow-browser-dialog").dialog( "close" );
+		var divStyle="<style>#data-container a { color: #067ab4; font-size: 0.75em;} #data-container a:hover { text-decoration: underline; padding: -15px -15px -15px 15px; } .header { height: 40px; border-bottom: 1px solid #EEE; background-color: #ffffff; height: 40px; -webkit-border-top-left-radius: 5px; -webkit-border-top-right-radius: 5px; -moz-border-radius-topleft: 5px; -moz-border-radius-topright: 5px; border-top-left-radius: 5px; border-top-right-radius: 5px; } .footer { height: 40px; background-color: whiteSmoke; border-top: 1px solid #DDD; -webkit-border-bottom-left-radius: 5px; -webkit-border-bottom-right-radius: 5px; -moz-border-radius-bottomleft: 5px; -moz-border-radius-bottomright: 5px; border-bottom-left-radius: 5px; border-bottom-right-radius: 5px; }</style>";
+	 	$.get( "/flowShareUsers")
+                               .done(function( data ) {
+					
+					var header="<div class='header'>List of downloaded DG Flows </div>";
+					var html=  divStyle + header +  "<div id='data-container'>";
+					html+="<ul>";
+					if(data != null){
+						var users=data.flowShareUsers;
+						users.sort(function (a,b){
+							 if(a.name > b.name){
+								 return 1;
+							 }else if(a.name <  b.name){
+								 return -1;
+							 }else{
+								 return 0;
+							 }
+                                                });
+						for(var i=0;users != null && i<users.length;i++){
+							html+="<li><a href=\"#\" onclick=\"showFlowFiles('" + users[i].rootDir + "')\">" + users[i].name + "</a></li>";
+						}
+					}
+					html+="</ul>";
+					html+="</div>";
+    					$( "#dgflow-browser-dialog" ).dialog({
+            				title: "Dowloaded DG Flow Browser",
+            				modal: true,
+            				autoOpen: true,
+            				width: 530,
+            				height: 530,
+            				buttons: [
+                				{
+                    					text: "Close",
+                    					click: function() {
+                        					$( this ).dialog( "close" );
+                    					}
+                				}
+            					]
+    					}).html(html);
+					$("#dgflow-browser-dialog").show();
+                               })
+                                .fail(function(err) {
+                                         RED.notify("Failed to get users.");
+                                })
+                                 .always(function() {
+				});
+	}
+
+function showImportedXml(xmlStr,dialogBox){
+	var formattedXml=vkbeautify.xml(xmlStr);
+	var that = dialogBox;
+                require(["orion/editor/edit"], function(edit) {
+                that.editor = edit({
+                    parent:document.getElementById('dgflow-browser-dialog'),
+                    lang:"html",
+                    readonly:true,
+                    contents: formattedXml
+                });
+                RED.library.create({
+                    url:"functions", // where to get the data from
+                    type:"function", // the type of object the library is for
+                    editor:that.editor, // the field name the main text body goes to
+                    fields:['name','outputs']
+                });
+                });
+}
+
+function getTag(xmlStr){
+        var tag= null ;
+	if(xmlStr != null){
+		xmlStr = xmlStr.trim();
+	}
+        try{
+                var regex = new RegExp("(<)([^ >]+)");
+                var match = regex.exec(xmlStr);
+                if(match != null){
+                        if(match[1] != undefined && match[2] != undefined){
+                                tag = match[2];
+                        }
+                }
+        }catch(e){
+                console.log(e);
+        }
+	return tag;
+
+}
+
+function getAttributeValue(xmlStr,attribute){
+
+	var attrVal=null;
+	try{
+		var myRe = new RegExp(attribute + "[\s+]?=[\s+]?['\"]([^'\"]+)['\"]","m");
+		var myArray = myRe.exec(xmlStr);
+		if(myArray != null && myArray[1] != null){
+			attrVal=myArray[1];
+		}
+	}catch(err){
+		console.log(err);
+	}
+	return attrVal;
+}
+
+function showOrHideTab(checkbox,idVal){
+
+	var activeWorkspace=RED.view.getWorkspace();
+	var table = $("#ftab02");
+	$('td input:checkbox',table).each(function(i){
+		console.log(this.checked);
+	});
+	//console.dir($('td input:checkbox',table).prop('checked',this.checked));
+
+        $(".red-ui-tabs li a").each(function(i){
+	 	var id=$(this).attr("href").replace('#','');
+		if(id == idVal){
+			$(this).parent().toggle();
+			var isVisible = $(this).parent().is(":visible"); 
+			if(isVisible){
+				checkbox.checked = true;
+			}else{
+				checkbox.checked = false;
+			}
+			if(activeWorkspace == id){
+				//$("#chart").hide();
+				//var li = ul.find("a[href='#"+id+"']").parent();
+				var li = $(this).parent();
+            			if (li.hasClass("active")) {
+					li.removeClass("active");
+					if(li.parent().children().size() != 0){
+					}
+					console.log("has Class active");
+                			var tab = li.prev();
+                			if (tab.size() === 0) {
+						console.log("li prev size 0");
+                    				tab = li.next();
+                			}
+					if(tab.is(":visible")){
+						console.log("added active");
+						tab.addClass("active");
+						tab.click();
+						//tab.trigger("click");
+					}
+					//console.dir(tab);
+                			//tab.parent().addClass("active");
+	 				//tab.click();
+            			}
+			}else{
+						console.log("added active id" +id);
+						if(isVisible){
+							var li = $(this).parent();
+							li.addClass("active");
+							li.click();
+							//console.dir(li);
+						}else{
+							var li = $(this).parent();
+							li.removeClass("active");
+						}
+			}
+		}
+	});
+/*
+        $(".red-ui-tabs li a").each(function(i){
+	 	var id=$(this).attr("href").replace('#','');
+		if(id != idVal){
+	 		$(this).trigger("click");
+			if(activeWorkspace == idVal){
+				$("#chart").show();
+			}
+			return false;
+		}
+	});
+*/
+}
+
+function performGitCheckout(){
+	$("#responseId").text("");
+	 if(!event) event = window.event;
+         var target = $(event.target);
+         target.val("Processing");
+         target.css({ "background-image": "url('images/page-loading.gif')" });
+         target.css({ "background-repeat": "no-repeat" });
+         target.css({ "background-size": "25px 25px" });
+
+	var branch = document.getElementById("branchId").value.trim();
+	var statusObj = document.getElementById("responseId");
+	if(branch == null || branch == ''){
+		statusObj.innerText = "Branch is required.";
+		return;
+	}
+	var urlVal = "/gitcheckout?branch=" + branch;
+	$.get(urlVal)
+		.done(function( data ) {
+			var output = data.output;
+			if(output != null){
+				output=output.replace(/\n/g,"<br>");
+				statusObj.innerHTML = output;
+			}
+		 })
+		.fail(function(err) {
+			statusObj.innerText = "Failed to do git checkout.";
+		})
+		.always(function() {
+			$("#responseId").show();
+			 target.val("Checkout");
+                         target.css({ "background-image": "none" });
+		 });
+}
+
+function performGitPull(){
+	$("#responseId").text("");
+	 if(!event) event = window.event;
+         var target = $(event.target);
+         target.val("Processing");
+         target.css({ "background-image": "url('images/page-loading.gif')" });
+         target.css({ "background-repeat": "no-repeat" });
+         target.css({ "background-size": "25px 25px" });
+
+	var statusObj = document.getElementById("responseId");
+	var urlVal = "/gitpull";
+	$.get(urlVal)
+		.done(function( data ) {
+			var output = data.output;
+			if(output != null){
+				output=output.replace(/\n/g,"<br>");
+				statusObj.innerHTML = output;
+			}
+		 })
+		.fail(function(err) {
+			statusObj.innerText = "Failed to do git pull.";
+		})
+		.always(function() {
+			$("#responseId").show();
+			 target.val("Pull");
+                         target.css({ "background-image": "none" });
+		 });
+}
+
+
+function activateClickedTab(idVal) {
+
+	$("#filter-tabs-dialog").dialog( "close" );
+	var ul = $("#workspace-tabs");
+	ul.children().each(function(){
+		var li = $(this);
+		var link =li.find("a");
+		var href = link.prop("href");
+		var hrefId = href.split("#");
+		if(hrefId[1] == idVal){
+		 link.trigger("click");
+		}
+	});
+}
+
+function deleteOrRenameTab(idVal) {
+	$("#filter-tabs-dialog").dialog( "close" );
+	var ul = $("#workspace-tabs");
+	ul.children().each(function(){
+		var li = $(this);
+		var link =li.find("a");
+		var href = link.prop("href");
+		var hrefId = href.split("#");
+		if(hrefId[1] == idVal){
+		 	link.trigger("click");
+		 	link.trigger("dblclick");
+		}
+	});
+}
+
+function deleteSelectedTab(idVal,title,_module,rpc,version){
+	var dgInfo = "<div><table width='100%' border='1'><tr style='background-color:#65a9d7;color:white;' ><th>Tab Title</th><th>Module</th><th>RPC</th><th>Version</th></tr><tr style='background-color:white'><td>" + title + "</td><td>" + _module +"</td><td>" + rpc + "</td><td>" +version +  "</td></tr></table></div><br>";
+	var alertMsg = dgInfo + "<p>Are you sure you want to Delete this Tab ?</p>"; 
+
+$( "#tabAlertDialog" ).dialog({
+  dialogClass: "no-close",
+  modal:true,
+  draggable : true,
+  /*dialogClass: "alert",*/
+  title: "Confirm Tab sheet Delete",
+  width: 600,
+  buttons: [
+    {
+      text: "Delete",
+      class:"alertDialogButton",
+      click: function() {
+		var ws = RED.nodes.workspace(idVal);
+		RED.view.removeWorkspace(ws);
+        	var historyEvent = RED.nodes.removeWorkspace(idVal);
+        	historyEvent.t = 'delete';
+        	historyEvent.dirty = true;
+        	historyEvent.workspaces = [ws];
+        	RED.history.push(historyEvent);
+        	RED.view.dirty(true);
+        	$( this ).dialog( "close" );
+		$("#filter-tabs-dialog").dialog( "close" );
+		$("#btn-manage-tabs").trigger("click");
+	}
+    },
+    {
+      text: "Cancel",
+      class:"alertDialogButton",
+      click: function() {
+        $( this ).dialog( "close" );
+      }
+    }
+  ]
+}).html(alertMsg);
+}
+
+function renameSelectedTab(idVal,title,_module,rpc,version){
+	var dgInfo = "<div><table width='100%' border='1'><tr style='background-color:#65a9d7;color:white;' ><th>Tab Title</th><th>Module</th><th>RPC</th><th>Version</th></tr><tr style='background-color:white'><td><input id='tab-name-" + idVal + "' type='text' value='" + title + "'></td><td>" + _module +"</td><td>" + rpc + "</td><td>" +version +  "</td></tr></table></div><br>";
+	var alertMsg = dgInfo + "<p>Change the title and click Rename.</p>"; 
+
+$( "#tabAlertDialog" ).dialog({
+  dialogClass: "no-close",
+  modal:true,
+  draggable : true,
+  /*dialogClass: "alert",*/
+  title: "Rename Tab sheet",
+  width: 600,
+  buttons: [
+    {
+      text: "Rename",
+      class:"alertDialogButton",
+      click: function() {
+		var ws = RED.nodes.workspace(idVal);
+	 	var label = document.getElementById("tab-name-" + idVal).value;	
+		//console.log("label:" +label);
+		//console.log("ws.label:" + ws.label);
+		if (ws.label != label) {
+                        ws.label = label;
+                        var link = $("#workspace-tabs a[href='#"+idVal+"']");
+                        link.attr("title",label);
+                        link.text(label);
+                        RED.view.dirty(true);
+                }
+		$("#tabAlertDialog").dialog('destroy').remove();
+        	//$(this).dialog( "close" );
+		$("#filter-tabs-dialog").dialog( "close" );
+		$("#btn-manage-tabs").trigger("click");
+	}
+    },
+    {
+      text: "Cancel",
+      class:"alertDialogButton",
+      click: function() {
+        $( this ).dialog( "close" );
+      }
+    }
+  ]
+}).html(alertMsg);
+}
+
+function performGitStatus(){
+	$("#responseId").text("");
+	 if(!event) event = window.event;
+         var target = $(event.target);
+         target.val("Processing");
+         target.css({ "background-image": "url('images/page-loading.gif')" });
+         target.css({ "background-repeat": "no-repeat" });
+         target.css({ "background-size": "25px 25px" });
+
+	var statusObj = document.getElementById("responseId");
+	var urlVal = "/gitstatus";
+	$.get(urlVal)
+		.done(function( data ) {
+			var output = data.output;
+			if(output != null){
+				output=output.replace(/\n/g,"<br>");
+				statusObj.innerHTML = output;
+			}
+			//statusObj.innerText = data.output;
+		 })
+		.fail(function(err) {
+			statusObj.innerText = "Failed to do git status.";
+		})
+		.always(function() {
+			$("#responseId").show();
+			 target.val("Status");
+                         target.css({ "background-image": "none" });
+		 });
+}
+
+function migrateNodes(jsonStr){
+	var nodes = JSON.parse(jsonStr);
+  	nodes.forEach( function(node) {
+		if( node.xml != undefined && node.xml != null && node.xml.indexOf("<service-logic") != -1){
+			//console.log(node.xml);
+			var module="";
+			var version="";
+			module=getAttributeValue(node.xml,"module");
+			/*
+			var myRe = new RegExp("module=\"(.*)\" ", "m");
+			var myArray = myRe.exec(node.xml);
+			if(myArray != null && myArray[1] != null){
+				module=myArray[1];
+			}
+			myRe = new RegExp("version=\"(.*)\">", "m");
+			 myArray = myRe.exec(node.xml);
+			if(myArray != null && myArray[1] != null){
+				version=myArray[1];
+				//console.dir(myArray);
+			}
+			*/
+			version=getAttributeValue(node.xml,"version");
+			node.type="service-logic";
+			//node.category="DGEmain";
+			node.module=module;
+			node.version=version;
+			if(module != null && version != null){
+				node.name=module+ " " + version;
+			}
+			console.log("module=" + module);
+			console.log("version=" + version);
+		}else if( node.xml != undefined && node.xml != null && node.xml.indexOf("<method") != -1){
+			var rpc=getAttributeValue(node.xml,"rpc");
+			node.type="method";
+			if(rpc != null){
+				node.name=rpc;
+			}
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<outcome") != -1){
+			 var uxml = node.xml.toUpperCase();
+			if(uxml.indexOf("FAILURE") != -1){
+				node.type="failure";
+			}else if(uxml.indexOf("SUCCESS") != -1){
+				node.type="success";
+			}else if(uxml.indexOf("TRUE") != -1){
+				node.type="outcomeTrue";
+			}else if(uxml.indexOf("FALSE") != -1){
+				node.type="outcomeFalse";
+			}else if(uxml.indexOf("ALREADY-ACTIVE") != -1){
+				node.type="already-active";
+			}else if(uxml.indexOf("NOT-FOUND") != -1){
+				node.type="not-found";
+			}else{
+				node.type="other";
+			}
+		}else if( node.xml != undefined &&node.xml != null && node.xml.indexOf("<return") != -1){
+			 var uxml = node.xml.toUpperCase();
+			if(uxml.indexOf("FAILURE") != -1){
+				node.type="returnFailure";
+			}else if(uxml.indexOf("SUCCESS") != -1){
+				node.type="returnSuccess";
+			}
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<exists") != -1){
+			node.type="exists";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<block") != -1){
+			node.type="block";
+			var atomic=getAttributeValue(node.xml,"atomic");
+			
+			if(atomic=='true'){
+				node.atomic="true";
+				node.name="block : atomic";
+			}else{
+				node.atomic="false";
+				node.name="block";
+			}
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<save") != -1){
+			node.type="save";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<switch") != -1){
+			node.type="switchNode";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<record") != -1){
+			node.type="record";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<call") != -1){
+			node.type="call";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<release") != -1){
+			node.type="release";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<set") != -1){
+			node.type="set";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<for") != -1){
+			node.type="for";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<is-available") != -1){
+			node.type="is-available";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<reserve") != -1){
+			node.type="reserve";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<get-resource") != -1){
+			node.type="get-resource";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<configure") != -1){
+			node.type="configure";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<delete") != -1){
+			node.type="delete";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<execute") != -1){
+			node.type="execute";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<notify") != -1){
+			node.type="notify";
+		}else if(node.xml != undefined && node.xml != null && node.xml.indexOf("<update") != -1){
+			node.type="update";
+		}
+		//console.dir(node);
+  	});	
+	return nodes;
+}
diff --git a/dgbuilder/public/util/js/dgeToXml.js.imp b/dgbuilder/public/util/js/dgeToXml.js.imp
new file mode 100644
index 00000000..199b1c6c
--- /dev/null
+++ b/dgbuilder/public/util/js/dgeToXml.js.imp
@@ -0,0 +1,147 @@
+function getNodeToXml(){
+		var nodeSet=[];
+		var activeWorkspace=RED.view.getWorkspace();
+		RED.nodes.eachNode(function(n) {
+			if (n.z == activeWorkspace) {
+                    		nodeSet.push({n:n});
+                	}
+        	});
+
+		var exportableNodeSet = RED.nodes.createExportableNodeSet(nodeSet);
+		console.dir(exportableNodeSet);
+		console.log(JSON.stringify(exportableNodeSet));
+
+		function getDgStartNode(nodeList){
+			for(var i=0;i<nodeList.length;i++){
+				if(nodeList[i].type == 'dgstart'){
+					return nodeList[i];
+				}	
+			}
+			return null;
+		}
+		function getNode(id){
+			for(var i=0;i<exportableNodeSet.length;i++){
+				if(exportableNodeSet[i].id == id){
+					return exportableNodeSet[i];
+				}	
+			}
+			return null;
+		}
+
+		function getStartTag(node){
+			var startTag="";
+			var xmlStr="";
+			if(node != null && node.type != 'dgstart'){
+				xmlStr=node.xml;
+				var regex = /(<)([\w-]+)(.*)?/;
+                		var match = regex.exec(xmlStr);
+                		if(match != null){
+                        		if(match[1] != undefined && match[2] != undefined){
+                                		startTag = match[2];
+                        		}
+                		}else{
+					console.log("startTag not found.");
+				}	
+			}
+			return startTag;
+		}
+
+		var dgstartNode = getDgStartNode(exportableNodeSet);
+
+		var level=0;
+		var fullXmlStr="";
+
+		printXml(dgstartNode);
+		
+
+		function printXml(node){
+			var xmlStr="";
+			var startTag = "";
+			if(node != null && node.type != 'dgstart'){
+				xmlStr=node.xml;
+				startTag = getStartTag(node);
+				if(level > 0){
+					var spacing = Array(level).join("  ");	
+					xmlStr=xmlStr.replace(/\n/g,spacing);
+					fullXmlStr +=xmlStr;
+					
+					console.log(xmlStr);
+				}else{
+					fullXmlStr +=xmlStr;
+					console.log(xmlStr);
+				}
+			}
+
+			//console.log("startTag:" + startTag);
+	
+			var wiredNodes = [];
+			if(node != null && node.wires != null && node.wires[0] != null &&  node.wires[0] != undefined && node.wires[0].length >0 ){
+				wiredNodes=node.wires[0];
+				//sort based on y position
+				wiredNodes.sort(function(a, b){
+					return a.y-b.y;
+				});
+			}
+
+			for(var k=0;wiredNodes != null && k<wiredNodes.length;k++){
+				level++;
+				var nd = getNode(wiredNodes[k]);
+				printXml(nd);
+			}
+
+			//append end tag
+			if(startTag != ""){
+				if(level >0){
+					var spacing = Array(level).join("  ");	
+					fullXmlStr += spacing + "</" + startTag + ">";
+					console.log(spacing + "</" + startTag + ">");
+				}else{
+					fullXmlStr += "</" + startTag + ">";
+					console.log("</" + startTag + ">");
+				}
+			}	
+
+			if(level>0){
+				level=level-1;
+			}
+			console.log("endTag:" + startTag);
+			//console.log("xml:" + fullXmlStr);
+		}
+		console.log("fullXmlStr:" + fullXmlStr);
+
+		/*
+		for (var link in allLinks){
+			var nd = RED.nodes.node(link);
+			console.dir(nd);						 
+			var obj = RED.nodes.getNodeSet(RED.view.getWorkspace());
+			console.dir(obj);
+		}
+		*/
+
+
+		//console.dir(RED.nodes.getAllFlowNodes());
+		//console.dir(RED.nodes.getType());
+		/*
+		console.dir(RED.nodes.nodes);
+		RED.nodes.nodes.forEach(function (node){
+			console.dir(node);
+		});
+		*/
+
+	    /*var map = {68: false, 69: false, 86: false};
+	    $("#node-input-validate").keydown(function(e) {
+    		if (e.keyCode in map) {
+			map[e.keyCode] = true;
+			if (map[68] && map[69] && map[86]) {
+            			// FIRE EVENT
+				return "abcd";
+                        }
+    		}
+		}).keyup(function(e) {
+    			if (e.keyCode in map) {
+        			map[e.keyCode] = false;
+    			}
+		});
+	*/	
+	return fullXmlStr;
+}
diff --git a/dgbuilder/public/util/js/jsonTool.js b/dgbuilder/public/util/js/jsonTool.js
new file mode 100644
index 00000000..f4d0de36
--- /dev/null
+++ b/dgbuilder/public/util/js/jsonTool.js
@@ -0,0 +1,67 @@
+var obj={};
+function dotToJson(str,value,obj){
+    //var objArr = path.split("."), part;
+    var objArr = str.split(".");
+	var prevStr;
+	var currObj;
+	var prevObj;
+	console.log(str);
+	for(var i=0;i<objArr.length -1;i++){
+		var subStr= objArr[i] ;
+		//console.log("subStr:" + subStr);
+		if(i==0 && obj[subStr] == undefined ){
+			obj[subStr] = {};
+			currObj= obj[subStr];
+		}else if(i==0 && obj[subStr] != undefined ){
+			currObj=obj[subStr];
+			//console.log("in gkjgjkg");
+		}else{
+			if(i == 1){
+	 			prevObj=obj[prevStr];
+				if(prevObj[subStr] == undefined){
+					prevObj[subStr] = {};
+					currObj = prevObj[subStr];
+				}else{
+					currObj = prevObj[subStr];
+				}
+			}else{
+				if(prevObj[subStr] == undefined){
+					prevObj[subStr] = {};
+					currObj = prevObj[subStr];
+				}else{
+					currObj = prevObj[subStr];
+				}
+			}
+			//console.dir(currObj);
+		}
+		prevStr=subStr;
+		if(i <objArr.length-2){
+			prevObj=currObj;	
+		}
+	}
+	var lastStr = objArr[objArr.length-1];
+	currObj[lastStr] = value;
+	//prevObj[lastStr] = value;
+	//console.dir(currObj);
+	return obj;
+}
+n=dotToJson('abcfdfghdghdghdghdhdhd.efhfjhfjhfjhfjhfjhfjhfbg.hfjhfjhfjhfjhfjhfjh.l',"1234",obj);
+//console.dir(n);
+JSON.stringify(n,undefined,2);
+m=dotToJson('abc.ebg.h.n',"5678",n);
+console.dir(m);
+function printObj(obj){
+for( j in obj){
+	console.log(j + ":" + obj[j]);
+	if(typeof obj[j] == "object" ){
+		printObj(obj[j]);
+	}
+
+}
+}
+printObj(m);
+a=JSON.parse(JSON.stringify(m,null,2));
+console.dir(a);
+
+
+//console.log (stringToObj('abc.ebg.h',"",{}));
diff --git a/dgbuilder/public/util/js/migrateFlow.js b/dgbuilder/public/util/js/migrateFlow.js
new file mode 100644
index 00000000..399db606
--- /dev/null
+++ b/dgbuilder/public/util/js/migrateFlow.js
@@ -0,0 +1,184 @@
+fs=require('fs');
+_=require('lodash');
+//extras=require("/home/users/schinthakayala/nodered/sheshi/dgxml/extras");
+//puts=extras.puts;
+var path = require('path');
+var appDir = path.dirname(require.main.filename);
+
+var dgjson = [];
+var level = 0;
+
+function getJSON() {
+var filename = process.argv[2]; 
+  console.log("reading json from flows file" + filename);
+  //flowsJson=fs.readFileSync(appDir + "/flows_ss4nj01dev01.localdomain.json").toString();
+  flowsJson=fs.readFileSync(filename).toString();
+  // Let's make a backup while we're here...
+  ts=Date.now().toString();
+  flows=JSON.parse(flowsJson);
+  //console.log("returning flows");
+  return(flows);
+}
+
+function getStartTag(xmlStr){
+        var startTag= null ;
+	if(xmlStr != null){
+		xmlStr = xmlStr.trim();
+	}
+        try{
+                var regex = new RegExp("(<)([^ >]+)");
+                var match = regex.exec(xmlStr);
+                if(match != null){
+                        if(match[1] != undefined && match[2] != undefined){
+                                startTag = match[2];
+                        }
+                }
+        }catch(e){
+                console.log(e);
+        }
+	return startTag;
+
+}
+
+function getAttributeValue(xmlStr,attribute){
+	var attrVal=null;
+	try{
+		var myRe = new RegExp(attribute + "=['\"](.*)['\"] ","m");
+		var myArray = myRe.exec(xmlStr);
+		if(myArray != null && myArray[1] != null){
+			attrVal=myArray[1];
+		}
+	}catch(err){
+		console.log(err);
+	}
+	return attrVal;
+}
+
+function processNodes(){
+	var nodes = getJSON();
+	//console.dir(nodes);
+
+  	nodes.forEach( function(node) {
+		if( node.xml != null && node.xml.indexOf("<service-logic") != -1){
+			//console.log(node.xml);
+			var module="";
+			var version="";
+			module=getAttributeValue(node.xml,"module");
+			/*
+			var myRe = new RegExp("module=\"(.*)\" ", "m");
+			var myArray = myRe.exec(node.xml);
+			if(myArray != null && myArray[1] != null){
+				module=myArray[1];
+			}
+			myRe = new RegExp("version=\"(.*)\">", "m");
+			 myArray = myRe.exec(node.xml);
+			if(myArray != null && myArray[1] != null){
+				version=myArray[1];
+				//console.dir(myArray);
+			}
+			*/
+			version=getAttributeValue(node.xml,"version");
+			node.type="service-logic";
+			//node.category="DGEmain";
+			node.module=module;
+			node.version=version;
+			if(module != null && version != null){
+				node.name=module+ "_" + version;
+			}
+			console.log("module=" + module);
+			console.log("version=" + version);
+		}else if( node.xml != null && node.xml.indexOf("<method") != -1){
+			var rpc=getAttributeValue(node.xml,"rpc");
+			node.type="method";
+			if(rpc != null){
+				node.name=rpc;
+			}
+		}else if( node.xml != null && node.xml.indexOf("<outcome") != -1){
+			 var uxml = node.xml.toUpperCase();
+			if(uxml.indexOf("FAILURE") != -1){
+				node.type="failure";
+			}else if(uxml.indexOf("SUCCESS") != -1){
+				node.type="success";
+			}else if(uxml.indexOf("TRUE") != -1){
+				node.type="outcomeTrue";
+			}else if(uxml.indexOf("FALSE") != -1){
+				node.type="outcomeFalse";
+			}else if(uxml.indexOf("ALREADY-ACTIVE") != -1){
+				node.type="already-active";
+			}else if(uxml.indexOf("NOT-FOUND") != -1){
+				node.type="not-found";
+			}else{
+				node.type="other";
+			}
+		}else if( node.xml != null && node.xml.indexOf("<return") != -1){
+			 var uxml = node.xml.toUpperCase();
+			if(uxml.indexOf("FAILURE") != -1){
+				node.type="returnFailure";
+			}else if(uxml.indexOf("SUCCESS") != -1){
+				node.type="returnSuccess";
+			}
+		}else if( node.xml != null && node.xml.indexOf("<exists") != -1){
+			node.type="exists";
+		}else if( node.xml != null && node.xml.indexOf("<block") != -1){
+			node.type="block";
+			var atomic=getAttributeValue(node.xml,"atomic");
+			
+			if(atomic=='true'){
+				node.atomic="true";
+				node.name="block : atomic";
+			}else{
+				node.atomic="false";
+				node.name="block";
+			}
+		}else if( node.xml != null && node.xml.indexOf("<save") != -1){
+			node.type="save";
+		}else if( node.xml != null && node.xml.indexOf("<switch") != -1){
+			node.type="switchNode";
+		}else if( node.xml != null && node.xml.indexOf("<record") != -1){
+			node.type="record";
+		}else if( node.xml != null && node.xml.indexOf("<call") != -1){
+			node.type="call";
+		}else if( node.xml != null && node.xml.indexOf("<release") != -1){
+			node.type="release";
+		}else if( node.xml != null && node.xml.indexOf("<set") != -1){
+			node.type="set";
+		}else if( node.xml != null && node.xml.indexOf("<for") != -1){
+			node.type="for";
+		}else if( node.xml != null && node.xml.indexOf("<is-available") != -1){
+			node.type="is-available";
+		}else if( node.xml != null && node.xml.indexOf("<reserve") != -1){
+			node.type="reserve";
+		}else if( node.xml != null && node.xml.indexOf("<get-resource") != -1){
+			node.type="get-resource";
+		}else if( node.xml != null && node.xml.indexOf("<configure") != -1){
+			node.type="configure";
+		}else if( node.xml != null && node.xml.indexOf("<delete") != -1){
+			node.type="delete";
+		}else if( node.xml != null && node.xml.indexOf("<execute") != -1){
+			node.type="execute";
+		}
+		//console.dir(node);
+  	});	
+/*
+	var moduleName = "service-logic";
+	var methodName = "method";
+        for(var i=0;nodes != null && i<nodes.length;i++){
+                        if(nodes[i].type == "service-logic"){
+                                moduleName = nodes[i].name;
+                        }
+                        if(nodes[i].type == "method"){
+                                methodName = nodes[i].name;
+                        }
+        }
+	var fName = moduleName + "_" + methodName + ".json";
+	fName = fName.replace(/\s/g, "_");
+
+	var newFilename = process.argv[3];
+	var filename =   newFilename + "/" + fName;
+	console.log("filename" + filename);
+        fs.writeFileSync(filename, JSON.stringify(nodes,null,4));
+	*/
+}
+
+
+processNodes();
diff --git a/dgbuilder/public/util/js/sliValues.js b/dgbuilder/public/util/js/sliValues.js
new file mode 100644
index 00000000..eae10601
--- /dev/null
+++ b/dgbuilder/public/util/js/sliValues.js
@@ -0,0 +1,763 @@
+var global_editor ; 
+function addParam(idVal){
+	//console.log(val);
+	//console.log(global_editor.getText());
+	if(global_added_obj["a" + idVal] != undefined &&  global_added_obj["a" + idVal] != null){
+		global_added_obj["a" + idVal]= global_added_obj["a" + idVal]+1;
+		$("#addCnt" +  + idVal).text("added " + global_added_obj["a" + idVal] + " times");
+	}else{
+		global_added_obj["a" + idVal]= 1;
+		$("#addCnt" +  + idVal).text("added " + global_added_obj["a" + idVal] + " time");
+	}
+	var nameVal = document.getElementById("a" + idVal).value;
+	var valueBoxVal = document.getElementById("valbox" + idVal).value;
+	//$("#btn" + idVal).val('Added');
+	//$("#btn" + idVal).attr('disabled','disabled'); 
+	//console.dir(nameVal);
+	//console.dir(valueBoxVal);
+
+
+	var paramElement = "<parameter name='" + nameVal + "' value='" + valueBoxVal + "'/>\n";
+	global_editor.setText(global_editor.getText() + paramElement);
+}
+
+var g_currValuesObj={};
+
+function filterValues(filterVal){
+	global_added_obj={};
+	var matchedCnt =0;
+	var valuesObj = g_currValuesObj;
+	var newValuesObj ={};
+	var searchValues =[];
+	if(filterVal != null && filterVal != undefined){
+		filterVal=filterVal.trim();
+	}	
+	searchValues = filterVal.split(/ /);
+	//console.log("filterVal:" + filterVal);
+	if(searchValues != null && searchValues != undefined){	
+        	for (var key in valuesObj) {
+             		if (valuesObj.hasOwnProperty(key)) {
+				var newArrObj = [];
+                   		if(Array.isArray(valuesObj[key])){
+                      			var arrObj=valuesObj[key];
+					var cnt=1;
+                      			for(var i=0;i<arrObj.length;i++){
+						var foundCount = 0;
+						for(var k=0;k<searchValues.length;k++){
+							if(arrObj[i].indexOf(searchValues[k]) != -1){
+								foundCount++;
+							}
+						}
+						if(foundCount == searchValues.length){
+							matchedCnt++;
+							newArrObj.push(arrObj[i]);
+						}
+		      			}	
+					newValuesObj[key] =  newArrObj;
+		   		}		
+			}
+		}
+		$("#matchedCntId").html(matchedCnt);
+	}else{
+		newValuesObj = valuesObj;
+	}
+	var valuesHtml=buildValuesHtml(newValuesObj);	
+        valuesHtml+="</div>";
+	$("#sli-values-div").html(valuesHtml);
+}
+
+function buildValuesHtml(valuesObj){
+	var idCounter=0;
+	var htmlVal = "";
+	
+        for (var key in valuesObj) {
+             if (valuesObj.hasOwnProperty(key)) {
+                   var v = "<div style='font-weight:bold;font-size:1.0em;'><label>" + key + "<b/label>";
+                   if(Array.isArray(valuesObj[key])){
+                      var arrObj=valuesObj[key];
+			var cnt=1;
+                      for(var i=0;i<arrObj.length;i++){
+				var idVal = idCounter++;
+			 var addBtn = "<input id='btn" + idVal + "' type='button' style='background-color:#D6EBFF;' value='Add as Parameter'" + "onclick='addParam(\"" + idVal + "\")'><div style='float:right' id='addCnt" + idVal + "'></div>";
+			var variableBox = "";
+			var valBox = "<input id='valbox" + idVal + "' type='text' style='width:500px;height:30px;' value=''>";
+			if(arrObj[i] != undefined && arrObj[i].length <150){
+                         	//v += "<div style='width:1150px;background:aliceblue;border-color:aliceblue' class='valueBoxDiv' id='valueBoxDiv" + idVal +  "'>"  + "<input style='width:1125px;background:rgb(223, 191, 191);color:rgb(32, 45, 87);' type='text' readonly='1'  id='a" + idVal + "' onclick='selectText(\"" + idVal+"\",\"" + key + "\")' value='" +arrObj[i] + "' title='" + arrObj[i] + "' >" ;
+                         	v += "<div style='width:1150px;background:aliceblue;border-color:aliceblue' class='valueBoxDiv' id='valueBoxDiv" + idVal +  "'>"  + "<input style='width:1125px;background:aliceblue;color:rgb(32, 45, 87);' type='text' readonly='1'  id='a" + idVal + "' onclick='selectText(\"" + idVal+"\",\"" + key + "\")' value='" +arrObj[i] + "' title='" + arrObj[i] + "' >" ;
+				variableBox = "<input style='width:1125px' id='variableBox" + idVal + "' type='text' value='`$" + arrObj[i] + "`'>";
+			}else{
+                         	v+= "<div style='width:1150px;background:aliceblue;border-color:aliceblue' class='valueBoxDiv' id='valueBoxDiv" + idVal +  "'>"  + "<textarea style='width:1125px;background:aliceblue;color:rgb(32, 45, 87);' readonly='1'  id='a" + idVal + "' onclick='selectText(\"" + idVal+"\",\"" + key + "\")' title='" + arrObj[i] + "' >"  + arrObj[i] + "</textarea>";
+				variableBox = "<textarea style='width:1125px' id='variableBox" + idVal + "' >`$" + arrObj[i] + "`'</textarea>";
+			}
+			  v += "<div id='valAddDiv" +  idVal + "' style='display:none;'>" +  valBox + "&nbsp;&nbsp;" + addBtn + "</div>" +
+		           "<div id='variableBoxDiv" + idVal + "' style='display:none;color:rgb(32, 45, 87);'>Display as a variable<br>" + variableBox + "</div>" + "</div>";
+			cnt++;
+                      }
+                      htmlVal+= v + "</div>";
+                                }
+                   }
+             }
+	return htmlVal;
+}
+
+function getModuleName(){
+	var activeWorkspace=RED.view.getWorkspace();
+	var moduleName="";
+	RED.nodes.eachNode(function(n) {
+		if (n.z == activeWorkspace) {
+			if(n.type == 'service-logic'){
+				//console.log("getModuleName():<" + n.module + ">");
+				moduleName=n.module;
+			}
+               	}
+       	});
+	return moduleName;
+}
+var global_added_obj={};
+var displayingRpcs = false;
+function showRpcsValuesBox(editor,valuesObj){
+	displayingRpcs = true;
+	showValuesBox(editor,valuesObj);
+}
+
+function showValuesBox(editor,valuesObj){
+	var moduleName = getModuleName();	
+	var obj = valuesObj[moduleName];
+	//console.dir(valuesObj);
+	//console.dir(obj);
+	var moduleObj ={};
+	if(obj == undefined){
+		moduleObj[moduleName] = ["No SLI values setup for this module " + moduleName + ".Upload the yang file for this module or if already uploaded ,load it from the Available Modules from the Menu."];	
+	}else{
+		moduleObj[moduleName] = obj;
+	}
+	showValuesBoxForModule(editor,moduleObj,moduleName);	
+}
+
+function showValuesBoxForModule(editor,valuesObj,moduleName){
+	global_editor=editor;
+	g_currValuesObj = valuesObj;
+	//console.log(editor.getText());
+	//populate the valid SLI values
+	var valuesHtml="<style>.color-dialog {background:aliceblue;border-color:lightgrey;border-width:3px;border-style:solid; }</style><div style='float:left;width:1200px;background:aliceblue'><input style='width:1125px' id='filter-id' type='text' value='' placeholder='To filter the values type words seperated by space in this box' onkeyup='filterValues(this.value)'></div><div style='float:left;color:green;font-size:0.8em' id='matchedCntId'></div><div style='clear:both'></div><div id='sli-values-div' style='width:1200px;'>" ;
+	valuesHtml+=buildValuesHtml(valuesObj);	
+       valuesHtml+="</div>";
+	global_added_obj={};
+
+	
+ var title = "SLI Values for Module " + moduleName;	
+	if(displayingRpcs){
+		title = "RPCs for Module " + moduleName;
+	}
+	$('#sli-values-dialog').dialog({
+                       modal: false,
+                       title: title,
+                       width: 1200,
+		       height: 500,
+		       dialogClass: 'color-dialog',
+                       open: function () {
+				$("#sli-values-dialog").dialog("widget").find(".ui-dialog-buttonpane").css({'background': 'aliceblue'});
+                                $(this).html(valuesHtml);
+                       },
+                       buttons: {
+                           Close: function () {
+				displayingRpcs = false;
+                              //$(this).dialog("close");
+                              $(this).dialog("destroy");
+                           }
+                       },
+			close: function(ev,ui){
+				displayingRpcs = false;
+				$(this).dialog("destroy");
+			}
+        }); // end dialog div
+}
+
+function showCommentsBox(){
+	var comments = $("#node-input-comments").val();
+	var commentsBoxHtml="<div><textarea style='font-size:18px;height:150px;width:390px;' id='taCommentId'>" + comments + "</textarea></div>" ;
+
+	var nodeName=$("#node-input-name").val();
+	$('#comments-dialog').dialog({
+                       modal: true,
+                       title: "Add comments for Node " + nodeName,
+                       width: 450,
+		       height: 300,	
+			/*	
+                       open: function () {
+                                $(this).html(commentsBoxHtml);
+                       },
+			*/
+                       buttons: {
+                           "Save Comments": function () {
+				var v=$("#taCommentId").val();
+				if(v != null){
+					v = v.trim();
+					if(v != ''){
+						$("#node-input-btnComments").html("<span style='color:blue;'><b>View Comments</b></span>");
+					}else{
+						$("#node-input-btnComments").html("<b>Add Comments</b>");
+					}
+				}
+				//console.log("value from text area" + v);
+				$("#node-input-comments").val(v);
+				$(this).dialog("close");
+                              //$(this).dialog("destroy");
+                           },
+                           Cancel: function () {
+				var v=$("#taCommentId").val();
+				if(v != null){
+					v = v.trim();
+					if(v != ''){
+						$("#node-input-btnComments").html("<span style='color:blue;'><b>View Comments</b></span>");
+					}else{
+						$("#node-input-btnComments").html("<b>Add Comments</b>");
+					}
+				}
+				$(this).dialog("close");
+                              //$(this).dialog("destroy");
+                           }
+                       },
+			close: function(ev,ui){
+				//console.log("closing..");
+				$(this).dialog("destroy");
+			}
+        }).html(commentsBoxHtml);
+
+	//console.log("done");
+/*	
+	function functionDialogResize(ev,ui) {
+		console.log("ui.size.height:" + ui.size.height);
+                $(this).css("height",(ui.size.height-275)+"px");
+        };
+
+        $( this ).on("dialogresize", functionDialogResize);
+
+
+	$( this ).one("dialogopen", function(ev) {
+                var size = $( "#sliValDiv" ).dialog('option','sizeCache-function');
+                if (size) {
+                    functionDialogResize(null,{size:size});
+                }
+         });
+*/
+
+}
+
+function selectText(objId,groupVal){
+	//console.log(objId + groupVal);	
+	//console.log(objId + groupVal);	
+	$(document).ready(function(){
+		//console.log("doc ready");
+		//console.dir($('#valAddDiv' +  objId));
+		if ($('#valAddDiv' +  objId).is(":visible")) {
+			$("#variableBoxDiv" +  objId ).hide("slow");
+			//$("#a" +  objId ).css({"background": "rgb(223, 191, 191)",
+			//			"color": "rgb(32, 45, 87)"});
+			$("#a" +  objId ).css({"background": "aliceblue",
+						"color": "rgb(32, 45, 87)"});
+						/*"color": "rgb(32, 45, 87)"});*/
+			$("#valAddDiv" +  objId ).hide("slow");
+			$("#valueBoxDiv" +objId).css({"border-color": "aliceblue",
+             						"border-width":"1px", 
+             						"background-color":"aliceblue",
+             						"border-style":"solid"});
+			//$("#valAddDiv" +  objId ).fadeOut("slow");
+    		} else{
+			$("#variableBoxDiv" +  objId ).show("slow");
+			$("#valAddDiv" +  objId).show("slow");
+			/*$("#valueBoxDiv" +objId).css({"border-color": "rgb(75, 111, 147)",
+             						"border-width":"5px", 
+             						"background-color": "rgb(223, 191, 191)",
+             						"border-style":"solid",
+							"border-bottom": "5px solid rgb(75, 111, 147)"});
+			*/
+			$("#valueBoxDiv" +objId).css({"border-color": "rgb(75, 111, 147)",
+             						"border-width":"3px", 
+             						"background-color": "aliceblue",
+             						"border-style":"solid",
+							"border-bottom": "3px solid rgb(75, 111, 147)"});
+			/*$("#a" +  objId ).css({"background": "rgb(223, 191, 191)",
+						"color": "rgb(75, 111, 147)"});
+			*/
+			$("#a" +  objId ).css({"background": "aliceblue",
+						"color": "rgb(75, 111, 147)"});
+    		}
+		$("#a" +  objId).select();
+	});
+	//console.log("group-heading" + objId);
+//	var obj= document.getElementById("group-heading" +  objId);
+//	obj.innerText = groupVal;
+//	obj.style.color = "blue";
+//	console.dir(obj);
+}
+
+function hidePrevGroup(objId){
+//	console.log("mouseout" );
+//	var obj= document.getElementById("group-heading" +  objId);
+//	obj.innerText = "";
+}
+/*
+function fixDiv() {
+    var $cache = $('#getFixed');
+    if ($(window).scrollTop() > 100)
+      $cache.css({
+        'position': 'fixed',
+        'top': '10px'
+      });
+    else
+      $cache.css({
+        'position': 'relative',
+        'top': 'auto'
+      });
+ }
+
+$(window).scroll(fixDiv);
+
+function isScrolledIntoView(elem)
+{
+    var $elem = $(elem);
+    var $window = $(window);
+
+    var docViewTop = $window.scrollTop();
+    var docViewBottom = docViewTop + $window.height();
+
+    var elemTop = $elem.offset().top;
+    var elemBottom = elemTop + $elem.height();
+
+    return ((elemBottom <= docViewBottom) && (elemTop >= docViewTop));
+}
+*/
+
+function getCommits(filePath){
+var urlPath="/getCommitsInfo";
+$.get(urlPath,{"filePath" : filePath })
+	.done(function( data ) {
+		if(data != undefined && data != null){
+			//console.log(data.stdout);
+			var jsonObj = JSON.parse(data.stdout);
+			var codeCloudFilesHtmlStr = $( "#codecloud-browser-dialog" ).html();
+			var htmlStr = getCCFileHtmlStr(filePath,jsonObj,codeCloudFilesHtmlStr);
+			$( "#codecloud-browser-dialog" ).html(htmlStr);
+			/*
+			for(var i=0;i<jsonObj.length;i++){
+				console.log("commit:" + jsonObj[i].commit);	
+				console.log("date:" + jsonObj[i].date);	
+				console.log("author:" + jsonObj[i].author);	
+				console.log("comment:" + jsonObj[i].comment);	
+			}
+			*/
+		}
+	})
+	.fail(function(err) {
+	})
+	.always(function() {
+	});
+}
+
+
+function getCCFileHtmlStr(filePath,rows,codeCloudFilesHtmlStr){
+	var styleStr = "<style> " + 
+			"table#cct01 { width:100%; } \n" +
+				"table#cct01 th,table#cct01 td { border: 1px solid black; border-collapse: collapse; } \n" +
+				"table#cct01 th,table#cct01 td { padding: 5px; text-align: left; } \n" +
+				"table#cct01 tr:nth-child(even) { background-color: #eee; }\n" +
+				"table#cct01 tr:nth-child(odd) { background-color:#fff; }\n" +
+				"table#cct01 th	{ background-color: #65a9d7; color: white; }\n" +
+				"table#cct01 a { color: #337ab7; }\n" +
+				"table#cct01 a:link { color: #65a9d7; }\n" +
+				"table#cct01 a:visited { color: #636; }\n" + 
+				"table#cct01 a:hover { color: #3366CC; cursor: pointer }\n" + 
+				"table#cct01 a:active { color: #65a9d7 }\n" +
+				"table#cct01 caption { display: table-caption; text-align: center;  background: #eee; font-weight: bold; font-size: 1.1em; border: 1px solid black; }\n" + 
+				"</style>";
+			var htmlStr="";
+			//console.dir(rows);	
+			if(rows != null && rows.length >0){
+				var alertDialog = '<div id="ccAlertdialog"></div>';
+				htmlStr= alertDialog +  "<div style='width:1050;height:650'>" + styleStr;
+				htmlStr += "<table id='cct01' >";
+				htmlStr += "<caption id='ccCaptionId'>" + filePath + "</caption>";
+				htmlStr += "<tr>";
+				htmlStr += "<th>Commit ID</th>" ;
+				htmlStr += "<th>Date</th>" ;
+				htmlStr += "<th>Author</th>" ;
+				htmlStr += "<th>Comment</th>" ;
+				htmlStr += "</tr>";
+				if(rows != null && rows.length == 0){
+					htmlStr += "<tr>";
+					htmlStr += "<td><b>No rows found</b></td>";
+					htmlStr += "</tr></table></div>";
+					return htmlStr;
+				}
+				for(var i=0;i<rows.length;i++){
+					var row = rows[i];
+					var _commitId = row.commit;
+					var dt = row.date;
+					var author = row.author;
+					var comment = row.comment;
+					htmlStr += "<tr>";
+					htmlStr += "<td><a onclick=\"javascript:importCCFlow('" + _commitId + "','" + filePath + "')\">" + _commitId + "</a></td>";
+					htmlStr += "<td>" + dt + "</td>";
+					htmlStr += "<td>" + author + "</td>";
+					htmlStr += "<td>" + comment + "</td>"; 
+					htmlStr += "</tr>";
+				}
+				htmlStr += "</table>";
+				htmlStr += "</div>";
+			}
+	//console.log(htmlStr);
+	return htmlStr;
+}
+
+
+var gitLocalFlowFiles=[];
+function filterGitLocalFlows(filterVal){
+	
+	var matchedCnt =0;
+	var valuesObj = gitLocalFlowFiles;
+	//console.dir(codeCloudFlowFiles);
+	var updatedValuesObj =[];
+	var searchValues =[];
+	if(filterVal != null && filterVal != undefined){
+		filterVal=filterVal.trim();
+	}	
+	searchValues = filterVal.split(/ /);
+	//console.log("filterVal:" + filterVal);
+	//console.dir(searchValues);
+	if(searchValues != null && searchValues != undefined){	
+		var foundCount = 0;
+		for(var k=0;k<searchValues.length;k++){
+			if(foundCount >0){
+				valuesObj=updatedValuesObj;
+			}
+			updatedValuesObj=[];
+			for(var i=0;i<valuesObj.length;i++){
+				var patt = new RegExp(searchValues[k],"gi");
+				if(patt.test(valuesObj[i])){
+					foundCount++;
+					updatedValuesObj.push(valuesObj[i]);
+				}
+			}
+		}
+	}else{
+		updatedValuesObj = valuesObj;
+	}
+	//console.dir(updatedValuesObj);
+	var html="<ul>";
+	if(updatedValuesObj != null){
+		var files=updatedValuesObj;
+		//console.dir(files);
+		files.sort(function (a,b){
+			if(a > b){
+				return 1;
+			}else if(a <  b){
+				return -1;
+			}else{	
+				return 0;
+			}
+		});
+		for(var i=0;files != null && i<files.length;i++){
+			html+="<li><a href=\"#\" onclick=\"importGitLocalFlow('" + files[i] + "')\">" + files[i] + "</a></li>";
+		}
+	}
+					html+="</ul>";
+					html+="</div>";
+    	$( "#gitlocal-data-container" ).html(html);
+}
+
+var codeCloudFlowFiles=[];
+function filterFlows(filterVal){
+	
+	var matchedCnt =0;
+	var valuesObj = codeCloudFlowFiles;
+	//console.dir(codeCloudFlowFiles);
+	var updatedValuesObj =[];
+	var searchValues =[];
+	if(filterVal != null && filterVal != undefined){
+		filterVal=filterVal.trim();
+	}	
+	searchValues = filterVal.split(/ /);
+	//console.log("filterVal:" + filterVal);
+	//console.dir(searchValues);
+	if(searchValues != null && searchValues != undefined){	
+		var foundCount = 0;
+		for(var k=0;k<searchValues.length;k++){
+			for(var i=0;i<valuesObj.length;i++){
+				var patt = new RegExp(searchValues[k],"gi");
+				if(patt.test(valuesObj[i])){
+					foundCount++;
+					updatedValuesObj.push(valuesObj[i]);
+				}
+			}
+		}
+	}else{
+		updatedValuesObj = valuesObj;
+	}
+	//console.dir(updatedValuesObj);
+	var html="<ul>";
+	if(updatedValuesObj != null){
+		var files=updatedValuesObj;
+		//console.dir(files);
+		files.sort(function (a,b){
+			if(a > b){
+				return 1;
+			}else if(a <  b){
+				return -1;
+			}else{	
+				return 0;
+			}
+		});
+		for(var i=0;files != null && i<files.length;i++){
+			html+="<li><a href=\"#\" onclick=\"getCommits('" + files[i] + "')\">" + files[i] + "</a></li>";
+		}
+	}
+					html+="</ul>";
+					html+="</div>";
+    	$( "#codecloud-data-container" ).html(html);
+}
+
+var yangFilesList=[];
+/*
+function filterYangFiles(filterVal){
+	
+	var matchedCnt =0;
+	var valuesObj = yangFilesList;
+	var updatedValuesObj =[];
+	var searchValues =[];
+	if(filterVal != null && filterVal != undefined){
+		filterVal=filterVal.trim();
+	}	
+	searchValues = filterVal.split(/ /);
+	if(searchValues != null && searchValues != undefined){	
+		var foundCount = 0;
+		for(var k=0;k<searchValues.length;k++){
+			for(var i=0;i<valuesObj.length;i++){
+				var patt = new RegExp(searchValues[k],"gi");
+				if(patt.test(valuesObj[i])){
+					foundCount++;
+					updatedValuesObj.push(valuesObj[i]);
+				}
+			}
+		}
+	}else{
+		updatedValuesObj = valuesObj;
+	}
+	//console.dir(updatedValuesObj);
+	var html="<ul>";
+	if(updatedValuesObj != null){
+		var files=updatedValuesObj;
+		//console.dir(files);
+		files.sort(function (a,b){
+			if(a > b){
+				return 1;
+			}else if(a <  b){
+				return -1;
+			}else{	
+				return 0;
+			}
+		});
+		for(var i=0;files != null && i<files.length;i++){
+			html+="<li><a href=\"#\" onclick=\"getYangFile('" + files[i] + "')\">" + files[i] + "</a></li>";
+		}
+	}
+					html+="</ul>";
+					html+="</div>";
+    	$( "#list-yang-data-container" ).html(html);
+}
+*/
+
+function filterYangFiles(filterVal){
+	var matchedCnt =0;
+	var valuesObj = yangFilesList;
+	var updatedValuesObj =[];
+	var searchValues =[];
+	if(filterVal != null && filterVal != undefined){
+		filterVal=filterVal.trim();
+	}	
+	searchValues = filterVal.split(/ /);
+	if(searchValues != null && searchValues != undefined){	
+		var foundCount = 0;
+		for(var k=0;k<searchValues.length;k++){
+			for(var i=0;i<valuesObj.length;i++){
+				var patt = new RegExp(searchValues[k],"gi");
+				if(patt.test(valuesObj[i])){
+					foundCount++;
+					updatedValuesObj.push(valuesObj[i]);
+				}
+			}
+		}
+	}else{
+		updatedValuesObj = valuesObj;
+	}
+	//console.dir(updatedValuesObj);
+	var html="<table id='yang-file-list-table'  border=1>";
+            html+="<tr>";
+            html+="<th>File</th>";
+            html+="<th>Delete</th>";
+            html+="</tr>";
+	
+	if(updatedValuesObj != null){
+		var files=updatedValuesObj;
+		//console.dir(files);
+		files.sort(function (a,b){
+			if(a > b){
+				return 1;
+			}else if(a <  b){
+				return -1;
+			}else{	
+				return 0;
+			}
+		});
+		for(var i=0;files != null && i<files.length;i++){
+			 html+="<tr><td><a href=\"#\" onclick=\"getYangFile('" + files[i] + "')\">" + files[i] + "</a></td><td>" + "<input type='button'  onclick='deleteYangFile(\"" + files[i]  + "\")' value='Delete'></td></td></td></tr>";
+		}
+	}
+	html+="</table>";
+        html+="</div>";
+
+    	$( "#yang-files-data-container" ).html(html);
+}
+
+function getYangFile(fileName){
+	$("#dwnldYangFormId").remove();
+        //using form to submit
+        var form = $('<form id="dwnldYangFormId" method="POST" action="/downloadYang"></form>');
+        form.append('<input type="hidden" name="fileName" value="' + fileName + '"/>');
+        form.appendTo('body');
+        $("#dwnldYangFormId").submit();
+
+}
+function deleteYangFile(fileName){
+	var reqData= {"fileName":fileName};
+	 $.post( "/deleteYangFile",reqData )
+                      .done(function( data ) {
+                      })
+                      .fail(function(err) {
+                          console.log( "error" + err );
+                       })
+                       .always(function() {
+                              $("#list-yang-browser-dialog").dialog("close");
+				$("#btn-list-yang-files").trigger("click");
+                       });
+}
+
+function importCCFlow(commitId,filePath){
+var urlPath="/importCodeCloudFlow";
+$.get(urlPath,{"commitId" : commitId,"filePath" : filePath })
+	.done(function( data ) {
+		if(data != undefined && data != null){
+			//console.log(data.stdout);
+			var jsonObj = JSON.parse(data.stdout);
+			$( "#codecloud-browser-dialog" ).dialog("close");
+			RED.view.importNodes(JSON.stringify(jsonObj));
+		}
+	})
+	.fail(function(err) {
+		RED.notify("Could not import flow from code cloud.");	
+		$( "#codecloud-browser-dialog").dialog("close");
+     		console.log( "error occured importing flow.");
+	})
+	.always(function() {
+	});
+}
+
+function importGitLocalFlow(filePath){
+var urlPath="/importGitLocalFlow";
+$.get(urlPath,{"filePath" : filePath })
+	.done(function( data ) {
+		if(data != undefined && data != null){
+			//console.log(data.stdout);
+			var jsonObj;
+			try{
+				jsonObj = JSON.parse(data.stdout);
+				$( "#gitlocal-browser-dialog" ).dialog("close");
+				RED.view.importNodes(JSON.stringify(jsonObj));
+			}catch(err){
+				RED.notify("Could not import flow from Local Git Repository.");	
+				$( "#gitlocal-browser-dialog").dialog("close");
+     				console.log( "error occured importing flow." + err);
+			}
+		}else{
+			RED.notify("Could not import flow from Local Git Repository.");	
+			$( "#gitlocal-browser-dialog").dialog("close");
+     			console.log( "error occured importing flow." + err);
+		}
+	})
+	.fail(function(err) {
+		RED.notify("Could not import flow from Local Git Repository.");	
+		$( "#gitlocal-browser-dialog").dialog("close");
+     		console.log( "error occured importing flow.");
+	})
+	.always(function() {
+	});
+}
+
+var availableYangModules=[];
+function filterYangModules(filterVal){
+	
+	var matchedCnt =0;
+	var valuesObj = availableYangModules ;
+	//console.dir(codeCloudFlowFiles);
+	var updatedValuesObj =[];
+	var searchValues =[];
+	if(filterVal != null && filterVal != undefined){
+		filterVal=filterVal.trim();
+	}	
+	searchValues = filterVal.split(/ /);
+	//console.log("filterVal:" + filterVal);
+	//console.dir(searchValues);
+	if(searchValues != null && searchValues != undefined){	
+		var foundCount = 0;
+		for(var k=0;k<searchValues.length;k++){
+			if(foundCount >0){
+				valuesObj=updatedValuesObj;
+			}
+			updatedValuesObj=[];
+			for(var i=0;i<valuesObj.length;i++){
+				var patt = new RegExp(searchValues[k],"gi");
+				if(patt.test(valuesObj[i])){
+					foundCount++;
+					updatedValuesObj.push(valuesObj[i]);
+				}
+			}
+		}
+	}else{
+		updatedValuesObj = valuesObj;
+	}
+	//console.dir(updatedValuesObj);
+	var html="";
+	html+="<table border=1>";
+        html+="<tr>";
+        html+="<th>#</th>";
+        html+="<th>Load</th>";
+        html+="<th>Module</th>";
+        html+="</tr>";
+
+	if(updatedValuesObj != null){
+		var files=updatedValuesObj;
+		//console.dir(files);
+		files.sort(function (a,b){
+			if(a > b){
+				return 1;
+			}else if(a <  b){
+				return -1;
+			}else{	
+				return 0;
+			}
+		});
+		var count=1;
+		for(var i=0;files != null && i<files.length;i++){
+			var val = files[i].replace(/:.*/,"");
+			if(files[i].indexOf(":checked") != -1){
+                          	html+="<tr><td>" + count +  "</td><td><input type='checkbox' checked value='" + val + "'></td><td>" + val + "</td></tr>";
+                        }else{
+                                html+="<tr><td>" + count +   "</td><td><input type='checkbox' value='" + val + "'></td><td>" + val + "</td></tr>";
+                        }
+			count++;
+		}
+	}
+	html+="</table>";
+	html+="</div>";
+    	$( "#yang-modules-data-container" ).html(html);
+}
diff --git a/dgbuilder/public/util/js/validateNodeXml.js b/dgbuilder/public/util/js/validateNodeXml.js
new file mode 100644
index 00000000..2291d865
--- /dev/null
+++ b/dgbuilder/public/util/js/validateNodeXml.js
@@ -0,0 +1,325 @@
+function resetStatus(){
+	showMsg("","green");
+}
+
+function showMsg(msg,color){
+     $("#node-validate-result").html(msg);
+     $("#node-validate-result")
+	 			.css('color', '')
+    				.css('color', color);
+}
+
+function getAttributeValue(xmlStr,attribute){
+
+	var attrVal=null;
+	try{
+		if(xmlStr != null){
+			var myRe = new RegExp(attribute + "[\s+]?=[\s+]?['\"]([^'\"]+)['\"]","m");
+			var myArray = myRe.exec(xmlStr);
+			if(myArray != null && myArray[1] != null){
+				attrVal=myArray[1];
+			}
+		}
+	}catch(err){
+		console.log(err);
+	}
+	return attrVal;
+}
+
+
+var resp = true;
+var processedNode = "";
+var errList=[];
+var elementCount=0;
+function processNode(xmlNode){
+	if(xmlNode == null) return;
+	if(xmlNode.nodeName != "parsererror" && xmlNode.nodeName != "#text"){
+			processedNode = xmlNode.nodeName;
+	}
+	//console.log("processedNode:" + processedNode);
+	switch(xmlNode.nodeType){
+		case 1:
+			elementCount++;
+	       		//ELEMENT_NODE
+			//console.log(xmlNode.nodeName);
+			//console.dir(xmlNode.nodeName);
+			if(xmlNode.nodeName == "parsererror"){
+				//var nearNode = xmlNode.previousSibling != null ?xmlNode.previousSibling.nodeName : xmlNode.parentNode.nodeName;
+				console.log("Error parsing xml after node " + processedNode);
+				var msg = "error parsing XML after element &lt;" + processedNode + "&gt; Element#" + elementCount;
+				errList.push(msg);
+				resp = false;
+				return;
+			}	
+			processedNode = xmlNode.nodeName;
+			var attrs = xmlNode.attributes;
+			for(var i=0;i<attrs.length;i++){
+				//console.log("Attribute:" + attrs[i].nodeName);
+				//console.log("Value:" + attrs[i].value);
+				if(attrs[i].nodeName != "value" && attrs[i].value == ""){
+					var msg="";
+					/*
+					var prevSibling = xmlNode.previousSibling;
+					if(prevSibling != null && prevSibling != undefined){
+						msg = "element &lt;" + xmlNode.nodeName  + "&gt; attribute '" + attrs[i].nodeName + "' is not set. Element#" + elementCount;
+					}else{
+						msg = "element &lt;" + xmlNode.nodeName  + "&gt; attribute '" + attrs[i].nodeName + "' is not set. Element#" + elementCount;
+					}
+					*/
+					msg = "element &lt;" + xmlNode.nodeName  + "&gt; attribute '" + attrs[i].nodeName + "' is not set. Element#" + elementCount;
+					errList.push(msg);
+					//console.log("element <" +  xmlNode.nodeName + "> attribute '" + attrs[i].nodeName + "' is not set.Element#" + elementCount);
+					resp = false;
+				}
+			}
+			var childNodes = xmlNode.childNodes;
+			for(var k=0;k<childNodes.length;k++){
+				processNode(childNodes[k]);
+			}
+			break;
+		case 2:
+			//ATTRIBUTE_NODE
+			//console.log(xmlNode.nodeName);
+			break;
+		case 3:
+			//TEXT_NODE
+			//console.log(xmlNode.nodeValue);
+			break;
+		case 4:
+			//CDATA_SECTION_NODE
+			console.log("CDATA_SECTION_NODE");
+			break;
+		case 5:
+			//ENTITY_REFERENCE_NODE
+			console.log("ENTITY_REFERENCE_NODE");
+			break;
+		case 6:
+			//ENTITY_NODE
+			console.log("ENTITY_NODE");
+			break;
+		case 7:
+			//PROCESSING_INSTRUCTION_NODE
+			console.log("PROCESSING_INSTRUCTION_NODE");
+			break;
+		case 8:
+			//COMMENT_NODE
+			console.log("COMMENT_NODE");
+			break;
+		case 9:
+			//DOCUMENT_NODE
+			console.log("DOCUMENT_NODE");
+			break;
+		case 10:
+			//DOCUMENT_TYPE_NODE
+			console.log("DOCUMENT_TYPE_NODE");
+			break;
+		case 11:
+			//DOCUMENT_TYPE_NODE
+			console.log("DOCUMENT_FRAGMENT_NODE");
+			break;
+		case 12:
+			//NOTATION_NODE
+			console.log("DOCUMENT_FRAGMENT_NODE");
+			break;
+	}
+}
+
+function validateFinalXML(xmlStr){
+
+	//console.dir(RED);
+	processedNode="";
+	resp=true;
+	errList=[];
+	elementCount=0;
+	//console.log("In validateXML xmlStr:" + xmlStr);
+	if(xmlStr == null || xmlStr == "") return true;
+	xmlStr = xmlStr.trim();
+	try{
+		var xmlDoc;
+         	if (window.DOMParser){
+			try{
+            			var parser=new DOMParser();
+            			xmlDoc=parser.parseFromString(xmlStr,'text/xml');
+				//console.log("Not IE");
+				var n = xmlDoc.documentElement.nodeName;
+				if(n == "html"){
+					resp=false;
+					console.log("Error parsing");
+					return resp;
+				}
+			}catch(e){
+				console.log("Error parsing" +e);
+				return false;
+			}
+         	}else{ 
+			try{
+				//console.log("IE");
+	    			// code for IE
+            			xmlDoc=new ActiveXObject("Microsoft.XMLDOM");
+            			xmlDoc.async=false;
+            			xmlDoc.loadXMLString(xmlStr); 
+			}catch(e){
+				console.log("Error parsing" +e);
+				return false;
+			}
+        	} 
+
+		//console.dir(xmlDoc);
+		processNode(xmlDoc.documentElement);
+		
+		if(resp){
+			console.log("Validation Successful");
+			RED.notify("<strong>XML validation</strong>: SUCCESS","success");
+		}else{
+			console.log("Errors found. ");
+			RED.notify("<strong>XML validation</strong>: FAILED","error");
+		}
+	}catch(e){
+		console.log("error:" +e);
+		RED.notify("<strong>XML validation</strong>: FAILED","error");
+		resp=false;
+		return resp;
+	}
+	return resp;
+}
+
+function validateXML(xmlStr){
+
+	//console.dir(RED);
+	processedNode="";
+	resp=true;
+	errList=[];
+	elementCount=0;
+	//console.log("In validateXML xmlStr:" + xmlStr);
+        //var xmlStr = $("#node-input-xml-editor").text();
+	if(xmlStr == null || xmlStr == undefined){
+        	xmlStr = $("#node-input-xml-editor").text();
+	}
+	if(xmlStr == undefined) return false;
+	//console.dir($("#node-input-xml-editor"));
+	//console.log("xmlStr:" +  xmlStr);
+	xmlStr = xmlStr.trim();
+	var startTag ;
+	var endTag ;
+	try{
+		var re = /^[0-9]+/;
+		xmlStr = xmlStr.replace(re,'');
+		var regex = /(<)([\w-]+)(.*)?/;
+		var match = regex.exec(xmlStr);
+		if(match != null){
+			if(match[1] != undefined && match[2] != undefined){ 
+	   			startTag = match[2];
+			}
+		}else{
+			resp=false;
+			showMsg("startTag not found.","red");
+			return resp;
+		}
+	}catch(e){
+		console.log(e);
+		return false;
+	}
+	//console.log(xmlStr);	
+	if(xmlStr == ""){
+		resp=false;
+		showMsg("XML not found","red");
+		return resp;
+	}
+	endTag = "</" + startTag + ">";
+
+	if(xmlStr.indexOf(endTag) != -1){
+		resp=false;
+		showMsg("Error: End tag &lt;/" + startTag + "&gt; must not be included.","red");
+		console.log("End tag " + endTag + " must not be included.");
+		return resp;
+	}
+	try{
+		//var xmlTopStr = "<?xml version='1.0' encoding='UTF-8'?>\n" ;
+		//xmlStr = xmlTopStr + xmlStr;
+		//xmlStr = xmlStr.replace(/'/g,"\"");
+		xmlStr+= "\n" +  endTag;
+		xmlStr = xmlStr.trim();
+		//console.log("xmlStr:" + xmlStr);
+		var xmlDoc;
+         	if (window.DOMParser){
+			try{
+            			var parser=new DOMParser();
+            			xmlDoc=parser.parseFromString(xmlStr,'text/xml');
+				//console.log("Not IE");
+				var n = xmlDoc.documentElement.nodeName;
+				if(n == "html"){
+					resp=false;
+					showMsg("Error parsing","red");
+					console.log("Error parsing");
+					return resp;
+				}
+			}catch(e){
+				console.log("Error parsing" +e);
+				return false;
+			}
+         	}else{ 
+			try{
+				//console.log("IE");
+	    			// code for IE
+            			xmlDoc=new ActiveXObject("Microsoft.XMLDOM");
+            			xmlDoc.async=false;
+            			xmlDoc.loadXMLString(xmlStr); 
+			}catch(e){
+				console.log("Error parsing" +e);
+				return false;
+			}
+        	} 
+
+		//console.dir(xmlDoc);
+		processNode(xmlDoc.documentElement);
+		if(resp){
+			showMsg("Validation Successful","green");
+		}else{
+			showMsg("Errors found. <a onclick='javascript:showErrors()'>show errors</a>","red");
+			console.log("Errors found. ");
+		}
+	}catch(e){
+		console.log("error:" +e);
+		showMsg(e,"red");
+		resp=false;
+		return resp;
+	}
+	return resp;
+}
+
+function showErrors() {
+                //var sourceField = event != null ?event.srcElement:event.target;
+                //console.dir(sourceField);
+                //sourceField.style.backgroundColor="skyblue";
+                //var leftVal = event.target.offsetLeft  ; 
+                //alert(topVal + ":" + leftVal);
+                /*left:leftVal,*/
+                //var pos = event.target;
+                //var topVal = event.target.offsetTop + topPosition ;
+                //var topVal = event.target.offsetTop +75;
+		var htmlStr="<div id='error-list-div'><table id='errTable' border='1'><tr><th>Error List</th></tr>";	
+		for(var i=0;errList != null && i<errList.length;i++){
+			var errSeq = i+1;
+			htmlStr += "<tr><td>" + errSeq + ")"  + errList[i] + "</td></tr>"; 
+		}
+		htmlStr += "</table></div>";
+		//var prevHtml = $("#tab-info").html();
+		//htmlStr += "<input type='button' value='Hide Errors' onclick=\"closeShowErrors('" + prevHtml + "')\" >";
+                //$('#show-errors-div').html(htmlStr);
+		//$("#tab-info").html(prevHtml + htmlStr);
+
+		//$('<div></div>').dialog({
+		$('#show-errors-dialog').dialog({
+                              modal: true,
+                              title: "XML Error List ",
+                              width: 500,
+                              open: function () {
+                                $(this).html(htmlStr);
+                              },
+                              buttons: {
+                                Close: function () {
+                                  $(this).dialog("close");
+                                }
+                              }
+                            }); // end dialog div
+}
diff --git a/dgbuilder/public/util/js/vkbeautify.0.99.00.beta.js b/dgbuilder/public/util/js/vkbeautify.0.99.00.beta.js
new file mode 100644
index 00000000..13cee3a5
--- /dev/null
+++ b/dgbuilder/public/util/js/vkbeautify.0.99.00.beta.js
@@ -0,0 +1,358 @@
+/**
+* vkBeautify - javascript plugin to pretty-print or minify text in XML, JSON, CSS and SQL formats.
+*  
+* Version - 0.99.00.beta 
+* Copyright (c) 2012 Vadim Kiryukhin
+* vkiryukhin @ gmail.com
+* http://www.eslinstructor.net/vkbeautify/
+* 
+* Dual licensed under the MIT and GPL licenses:
+*   http://www.opensource.org/licenses/mit-license.php
+*   http://www.gnu.org/licenses/gpl.html
+*
+*   Pretty print
+*
+*        vkbeautify.xml(text [,indent_pattern]);
+*        vkbeautify.json(text [,indent_pattern]);
+*        vkbeautify.css(text [,indent_pattern]);
+*        vkbeautify.sql(text [,indent_pattern]);
+*
+*        @text - String; text to beatufy;
+*        @indent_pattern - Integer | String;
+*                Integer:  number of white spaces;
+*                String:   character string to visualize indentation ( can also be a set of white spaces )
+*   Minify
+*
+*        vkbeautify.xmlmin(text [,preserve_comments]);
+*        vkbeautify.jsonmin(text);
+*        vkbeautify.cssmin(text [,preserve_comments]);
+*        vkbeautify.sqlmin(text);
+*
+*        @text - String; text to minify;
+*        @preserve_comments - Bool; [optional];
+*                Set this flag to true to prevent removing comments from @text ( minxml and mincss functions only. )
+*
+*   Examples:
+*        vkbeautify.xml(text); // pretty print XML
+*        vkbeautify.json(text, 4 ); // pretty print JSON
+*        vkbeautify.css(text, '. . . .'); // pretty print CSS
+*        vkbeautify.sql(text, '----'); // pretty print SQL
+*
+*        vkbeautify.xmlmin(text, true);// minify XML, preserve comments
+*        vkbeautify.jsonmin(text);// minify JSON
+*        vkbeautify.cssmin(text);// minify CSS, remove comments ( default )
+*        vkbeautify.sqlmin(text);// minify SQL
+*
+*/
+
+(function() {
+
+function createShiftArr(step) {
+
+	var space = '    ';
+	
+	if ( isNaN(parseInt(step)) ) {  // argument is string
+		space = step;
+	} else { // argument is integer
+		switch(step) {
+			case 1: space = ' '; break;
+			case 2: space = '  '; break;
+			case 3: space = '   '; break;
+			case 4: space = '    '; break;
+			case 5: space = '     '; break;
+			case 6: space = '      '; break;
+			case 7: space = '       '; break;
+			case 8: space = '        '; break;
+			case 9: space = '         '; break;
+			case 10: space = '          '; break;
+			case 11: space = '           '; break;
+			case 12: space = '            '; break;
+		}
+	}
+
+	var shift = ['\n']; // array of shifts
+	for(ix=0;ix<100;ix++){
+		shift.push(shift[ix]+space); 
+	}
+	return shift;
+}
+
+function vkbeautify(){
+	this.step = '    '; // 4 spaces
+	this.shift = createShiftArr(this.step);
+};
+
+vkbeautify.prototype.xml = function(text,step) {
+
+	var ar = text.replace(/>\s{0,}</g,"><")
+				 .replace(/</g,"~::~<")
+				 .replace(/\s*xmlns\:/g,"~::~xmlns:")
+				 .replace(/\s*xmlns\=/g,"~::~xmlns=")
+				 .split('~::~'),
+		len = ar.length,
+		inComment = false,
+		deep = 0,
+		str = '',
+		ix = 0,
+		shift = step ? createShiftArr(step) : this.shift;
+
+		for(ix=0;ix<len;ix++) {
+			// start comment or <![CDATA[...]]> or <!DOCTYPE //
+			if(ar[ix].search(/<!/) > -1) { 
+				str += shift[deep]+ar[ix];
+				inComment = true; 
+				// end comment  or <![CDATA[...]]> //
+				if(ar[ix].search(/-->/) > -1 || ar[ix].search(/\]>/) > -1 || ar[ix].search(/!DOCTYPE/) > -1 ) { 
+					inComment = false; 
+				}
+			} else 
+			// end comment  or <![CDATA[...]]> //
+			if(ar[ix].search(/-->/) > -1 || ar[ix].search(/\]>/) > -1) { 
+				str += ar[ix];
+				inComment = false; 
+			} else 
+			// <elm></elm> //
+			if( /^<\w/.exec(ar[ix-1]) && /^<\/\w/.exec(ar[ix]) &&
+				/^<[\w:\-\.\,]+/.exec(ar[ix-1]) == /^<\/[\w:\-\.\,]+/.exec(ar[ix])[0].replace('/','')) { 
+				str += ar[ix];
+				if(!inComment) deep--;
+			} else
+			 // <elm> //
+			if(ar[ix].search(/<\w/) > -1 && ar[ix].search(/<\//) == -1 && ar[ix].search(/\/>/) == -1 ) {
+				str = !inComment ? str += shift[deep++]+ar[ix] : str += ar[ix];
+			} else 
+			 // <elm>...</elm> //
+			if(ar[ix].search(/<\w/) > -1 && ar[ix].search(/<\//) > -1) {
+				str = !inComment ? str += shift[deep]+ar[ix] : str += ar[ix];
+			} else 
+			// </elm> //
+			if(ar[ix].search(/<\//) > -1) { 
+				str = !inComment ? str += shift[--deep]+ar[ix] : str += ar[ix];
+			} else 
+			// <elm/> //
+			if(ar[ix].search(/\/>/) > -1 ) { 
+				str = !inComment ? str += shift[deep]+ar[ix] : str += ar[ix];
+			} else 
+			// <? xml ... ?> //
+			if(ar[ix].search(/<\?/) > -1) { 
+				str += shift[deep]+ar[ix];
+			} else 
+			// xmlns //
+			if( ar[ix].search(/xmlns\:/) > -1  || ar[ix].search(/xmlns\=/) > -1) { 
+				str += shift[deep]+ar[ix];
+			} 
+			
+			else {
+				str += ar[ix];
+			}
+		}
+		
+	return  (str[0] == '\n') ? str.slice(1) : str;
+}
+
+vkbeautify.prototype.json = function(text,step) {
+
+	var step = step ? step : this.step;
+	
+	if (typeof JSON === 'undefined' ) return text; 
+	
+	if ( typeof text === "string" ) return JSON.stringify(JSON.parse(text), null, step);
+	if ( typeof text === "object" ) return JSON.stringify(text, null, step);
+		
+	return text; // text is not string nor object
+}
+
+vkbeautify.prototype.css = function(text, step) {
+
+	var ar = text.replace(/\s{1,}/g,' ')
+				.replace(/\{/g,"{~::~")
+				.replace(/\}/g,"~::~}~::~")
+				.replace(/\;/g,";~::~")
+				.replace(/\/\*/g,"~::~/*")
+				.replace(/\*\//g,"*/~::~")
+				.replace(/~::~\s{0,}~::~/g,"~::~")
+				.split('~::~'),
+		len = ar.length,
+		deep = 0,
+		str = '',
+		ix = 0,
+		shift = step ? createShiftArr(step) : this.shift;
+		
+		for(ix=0;ix<len;ix++) {
+
+			if( /\{/.exec(ar[ix]))  { 
+				str += shift[deep++]+ar[ix];
+			} else 
+			if( /\}/.exec(ar[ix]))  { 
+				str += shift[--deep]+ar[ix];
+			} else
+			if( /\*\\/.exec(ar[ix]))  { 
+				str += shift[deep]+ar[ix];
+			}
+			else {
+				str += shift[deep]+ar[ix];
+			}
+		}
+		return str.replace(/^\n{1,}/,'');
+}
+
+//----------------------------------------------------------------------------
+
+function isSubquery(str, parenthesisLevel) {
+	return  parenthesisLevel - (str.replace(/\(/g,'').length - str.replace(/\)/g,'').length )
+}
+
+function split_sql(str, tab) {
+
+	return str.replace(/\s{1,}/g," ")
+
+				.replace(/ AND /ig,"~::~"+tab+tab+"AND ")
+				.replace(/ BETWEEN /ig,"~::~"+tab+"BETWEEN ")
+				.replace(/ CASE /ig,"~::~"+tab+"CASE ")
+				.replace(/ ELSE /ig,"~::~"+tab+"ELSE ")
+				.replace(/ END /ig,"~::~"+tab+"END ")
+				.replace(/ FROM /ig,"~::~FROM ")
+				.replace(/ GROUP\s{1,}BY/ig,"~::~GROUP BY ")
+				.replace(/ HAVING /ig,"~::~HAVING ")
+				//.replace(/ SET /ig," SET~::~")
+				.replace(/ IN /ig," IN ")
+				
+				.replace(/ JOIN /ig,"~::~JOIN ")
+				.replace(/ CROSS~::~{1,}JOIN /ig,"~::~CROSS JOIN ")
+				.replace(/ INNER~::~{1,}JOIN /ig,"~::~INNER JOIN ")
+				.replace(/ LEFT~::~{1,}JOIN /ig,"~::~LEFT JOIN ")
+				.replace(/ RIGHT~::~{1,}JOIN /ig,"~::~RIGHT JOIN ")
+				
+				.replace(/ ON /ig,"~::~"+tab+"ON ")
+				.replace(/ OR /ig,"~::~"+tab+tab+"OR ")
+				.replace(/ ORDER\s{1,}BY/ig,"~::~ORDER BY ")
+				.replace(/ OVER /ig,"~::~"+tab+"OVER ")
+
+				.replace(/\(\s{0,}SELECT /ig,"~::~(SELECT ")
+				.replace(/\)\s{0,}SELECT /ig,")~::~SELECT ")
+				
+				.replace(/ THEN /ig," THEN~::~"+tab+"")
+				.replace(/ UNION /ig,"~::~UNION~::~")
+				.replace(/ USING /ig,"~::~USING ")
+				.replace(/ WHEN /ig,"~::~"+tab+"WHEN ")
+				.replace(/ WHERE /ig,"~::~WHERE ")
+				.replace(/ WITH /ig,"~::~WITH ")
+				
+				//.replace(/\,\s{0,}\(/ig,",~::~( ")
+				//.replace(/\,/ig,",~::~"+tab+tab+"")
+
+				.replace(/ ALL /ig," ALL ")
+				.replace(/ AS /ig," AS ")
+				.replace(/ ASC /ig," ASC ")	
+				.replace(/ DESC /ig," DESC ")	
+				.replace(/ DISTINCT /ig," DISTINCT ")
+				.replace(/ EXISTS /ig," EXISTS ")
+				.replace(/ NOT /ig," NOT ")
+				.replace(/ NULL /ig," NULL ")
+				.replace(/ LIKE /ig," LIKE ")
+				.replace(/\s{0,}SELECT /ig,"SELECT ")
+				.replace(/\s{0,}UPDATE /ig,"UPDATE ")
+				.replace(/ SET /ig," SET ")
+							
+				.replace(/~::~{1,}/g,"~::~")
+				.split('~::~');
+}
+
+vkbeautify.prototype.sql = function(text,step) {
+
+	var ar_by_quote = text.replace(/\s{1,}/g," ")
+							.replace(/\'/ig,"~::~\'")
+							.split('~::~'),
+		len = ar_by_quote.length,
+		ar = [],
+		deep = 0,
+		tab = this.step,//+this.step,
+		inComment = true,
+		inQuote = false,
+		parenthesisLevel = 0,
+		str = '',
+		ix = 0,
+		shift = step ? createShiftArr(step) : this.shift;;
+
+		for(ix=0;ix<len;ix++) {
+			if(ix%2) {
+				ar = ar.concat(ar_by_quote[ix]);
+			} else {
+				ar = ar.concat(split_sql(ar_by_quote[ix], tab) );
+			}
+		}
+		
+		len = ar.length;
+		for(ix=0;ix<len;ix++) {
+			
+			parenthesisLevel = isSubquery(ar[ix], parenthesisLevel);
+			
+			if( /\s{0,}\s{0,}SELECT\s{0,}/.exec(ar[ix]))  { 
+				ar[ix] = ar[ix].replace(/\,/g,",\n"+tab+tab+"")
+			} 
+			
+			if( /\s{0,}\s{0,}SET\s{0,}/.exec(ar[ix]))  { 
+				ar[ix] = ar[ix].replace(/\,/g,",\n"+tab+tab+"")
+			} 
+			
+			if( /\s{0,}\(\s{0,}SELECT\s{0,}/.exec(ar[ix]))  { 
+				deep++;
+				str += shift[deep]+ar[ix];
+			} else 
+			if( /\'/.exec(ar[ix]) )  { 
+				if(parenthesisLevel<1 && deep) {
+					deep--;
+				}
+				str += ar[ix];
+			}
+			else  { 
+				str += shift[deep]+ar[ix];
+				if(parenthesisLevel<1 && deep) {
+					deep--;
+				}
+			} 
+			var junk = 0;
+		}
+
+		str = str.replace(/^\n{1,}/,'').replace(/\n{1,}/g,"\n");
+		return str;
+}
+
+
+vkbeautify.prototype.xmlmin = function(text, preserveComments) {
+
+	var str = preserveComments ? text
+							   : text.replace(/\<![ \r\n\t]*(--([^\-]|[\r\n]|-[^\-])*--[ \r\n\t]*)\>/g,"")
+									 .replace(/[ \r\n\t]{1,}xmlns/g, ' xmlns');
+	return  str.replace(/>\s{0,}</g,"><"); 
+}
+
+vkbeautify.prototype.jsonmin = function(text) {
+
+	if (typeof JSON === 'undefined' ) return text; 
+	
+	return JSON.stringify(JSON.parse(text), null, 0); 
+				
+}
+
+vkbeautify.prototype.cssmin = function(text, preserveComments) {
+	
+	var str = preserveComments ? text
+							   : text.replace(/\/\*([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*+\//g,"") ;
+
+	return str.replace(/\s{1,}/g,' ')
+			  .replace(/\{\s{1,}/g,"{")
+			  .replace(/\}\s{1,}/g,"}")
+			  .replace(/\;\s{1,}/g,";")
+			  .replace(/\/\*\s{1,}/g,"/*")
+			  .replace(/\*\/\s{1,}/g,"*/");
+}
+
+vkbeautify.prototype.sqlmin = function(text) {
+	return text.replace(/\s{1,}/g," ").replace(/\s{1,}\(/,"(").replace(/\s{1,}\)/,")");
+}
+
+window.vkbeautify = new vkbeautify();
+
+})();
+