private static string GetSummary(HtmlHelper htmlHelper)
{
var viewContext = htmlHelper.ViewContext;
System.Web.Mvc.FormContext formContext = viewContext.ClientValidationEnabled ? viewContext.FormContext : null;
if (htmlHelper.ViewData.ModelState.IsValid && formContext == null)
{
return(null);
}
var modelState = GetModelStateList(htmlHelper);
StringBuilder listBuilder = new StringBuilder();
foreach (var state in modelState)
{
foreach (var error in state.Value.Errors)
{
string message = error.ErrorMessage;
if (!string.IsNullOrWhiteSpace(message))
{
listBuilder.Append("<li>");
string key = state.Key;
if (!string.IsNullOrWhiteSpace(key) && !message.Contains(key))
{
int lastDot = key.LastIndexOf('.');
if (lastDot != -1)
{
string suffix = key.Substring(lastDot + 1);
if (message.Contains(suffix))
{
key = key.Substring(0, lastDot);
}
}
listBuilder.Append("<strong>");
listBuilder.Append(key.Replace('.', ' ').ToWords(true));
listBuilder.Append("</strong> ");
}
listBuilder.Append(message);
listBuilder.AppendLine("</li>");
}
}
}
if (listBuilder.Length == 0)
{
if (viewContext.UnobtrusiveJavaScriptEnabled || formContext == null)
{
return(null);
}
listBuilder.AppendLine("<li style=\"display:none\"></li>");
}
var listTag = new HtmlTagBuilder("ul")
{
InnerHtml = listBuilder.ToString()
};
var divBuilder = new HtmlTagBuilder("div");
divBuilder.AddCssClass(htmlHelper.ViewData.ModelState.IsValid ? HtmlHelper.ValidationSummaryValidCssClassName : HtmlHelper.ValidationSummaryCssClassName);
divBuilder.AddCssClass("alert alert-danger fade in");
if (formContext != null)
{
if (viewContext.UnobtrusiveJavaScriptEnabled)
{
divBuilder.MergeAttribute("data-valmsg-summary", "true");
}
else
{
divBuilder.GenerateId("validationSummary");
formContext.ValidationSummaryId = divBuilder.Attributes["id"];
formContext.ReplaceValidationSummary = true;
}
}
divBuilder.InnerHtml = "<button type='button' class='close' data-dismiss='alert' aria-hidden='true'>×</button>"
+ listTag.ToString();
return(divBuilder.ToString());
}
