Add registration workflow

Update unobtrusive Validation

WebCms/Utility/Validation.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Linq;
 using System.Linq.Expressions;
 using System.Web.Mvc;
 
@@ -21,8 +22,7 @@ namespace LeafWeb.WebCms.Utility
 				: null;
         }
 
-
-	    private static bool HasError(this HtmlHelper htmlHelper, ModelMetadata modelMetadata, string expression)
+	    public static bool HasError(this HtmlHelper htmlHelper, ModelMetadata modelMetadata, string expression)
         {
             var modelName = htmlHelper.ViewContext.ViewData.TemplateInfo.GetFullHtmlFieldName(expression);
             var formContext = htmlHelper.ViewContext.FormContext;
@@ -38,5 +38,12 @@ namespace LeafWeb.WebCms.Utility
 
 		    return modelErrors?.Count > 0;
         }
+
+        public static bool HasError(this HtmlHelper htmlHelper)
+        {
+            var viewDataModelState = htmlHelper.ViewData.ModelState;
+            return viewDataModelState.ContainsKey(htmlHelper.ViewData.TemplateInfo.HtmlFieldPrefix) &&
+                   viewDataModelState[htmlHelper.ViewData.TemplateInfo.HtmlFieldPrefix].Errors.Any();
+        }
     }
 }