Welcome screen appears based on serverlength counter, Refs #279

ui/static/synnefo.js

 var flavors = [], images = [], servers = [], disks = [], cpus = [], ram = [];
 var changes_since = 0, deferred = 0, update_request = false, load_request = false, pending_actions = [];
 var API_URL = "/api/v1.1";
+var serverlength = 0;
 
 function ISODateString(d){
     //return a date in an ISO 8601 format using UTC. 
@@ -71,6 +72,7 @@ function update_confirmations(){
 }
 
 function list_view() {
+    serverlength = 0;  // reset server length
 	changes_since = 0; // to reload full list
 	pending_actions = []; // clear pending actions
 	update_confirmations();
@@ -101,6 +103,7 @@ function list_view() {
 }
 
 function standard_view() {
+    serverlength = 0; // reset server length
 	changes_since = 0; // to reload full list
 	pending_actions = []; // clear pending actions
 	update_confirmations();

ui/templates/list.html

@@ -171,7 +171,7 @@ $("a.enabled#action-shutdown").live('click', function() {
 	return false;
 });
 
-var serverlength = 0;
+
 
 function update_machines_view(data){
     /* 
@@ -202,10 +202,10 @@ function update_machines_view(data){
 			try { 
 				console.info(server.name + ' from ' + status_desc + ' to ' + STATUS_MESSAGES[server.status]);
 			} catch(err) {}
+            serverlength -= 1;
 		    // when server is in deleted status it must be removed from the list
 			if (server.status == "DELETED") {
 				vmTable.fnDeleteRow(current);
-                serverlength -= 1;
 			} else { // when server is not be deleted, it should be updated
                 if (['BUILD','ACTIVE','REBOOT'].indexOf(server.status) >= 0 &&
                     [STATUS_MESSAGES['STOPPED'], STATUS_MESSAGES['ERROR'],
@@ -286,6 +286,8 @@ function update_machines_view(data){
                 "group",
                 "<span class=status>" + STATUS_MESSAGES[server.status] + "</span>"
             ]);
+        }  else if (server.status == "DELETED") {
+            serverlength -= 1;
         }
     });
 	updateActions();

ui/templates/standard.html

@@ -207,14 +207,13 @@ $("div.action_error .details").live('click', function(){
     $(this).parent().hide();
 });
 
-var serverlength = 0;
+
 // update the servers list
 function update_machines_view(data){
     /* 
     Go through the servers in the input data. Update existing entries, add
     new ones to the list
-    */     
-
+    */
     $.each(data.servers.values, function(i,server){
         existing = $('#' + server.id);
         
@@ -229,11 +228,11 @@ function update_machines_view(data){
         serverlength += 1;
         // server already exists in DOM
         if (existing.length){
+            serverlength -= 1;
             $("div.machine:last-child").find("div.separator").show();                
             //  if the status is deleted, delete it from the DOM
             if (server.status == 'DELETED') {
                 existing.remove();
-                serverlength -= 1;
                 try {
                     console.info(existing.find("a.name span.name").text() + ' removed');
                 } catch(err) {}            
@@ -317,6 +316,8 @@ function update_machines_view(data){
                 $('div.#' + server.id + ' a.action-shutdown').hide();        
                 $('div.#' + server.id + ' a.action-destroy').addClass('destroy-padding');        
             }
+        }  else if (server.status == 'DELETED') {
+                serverlength -= 1;
         }
     });
 
@@ -332,7 +333,6 @@ function update_machines_view(data){
         $("#mini.separator").fadeOut("slow");
     }     
 
-
     // show message in case user has no servers!
     if (serverlength == 0) {
         showWelcome();