internal static MvcHtmlString LabelHelper(HtmlHelper html, ModelMetadata metadata, string htmlFieldName, string labelText = null)
{
var resolvedLabelText = labelText ?? metadata.DisplayName ?? metadata.PropertyName ?? htmlFieldName.Split('.').Last();
if (String.IsNullOrEmpty(resolvedLabelText))
{
return(MvcHtmlString.Empty);
}
var tag = new TagBuilder("label");
tag.Attributes.Add("for", TagBuilder.CreateSanitizedId(htmlFieldName));
tag.SetInnerText(resolvedLabelText);
return(tag.ToMvcHtmlString(TagRenderMode.Normal));
}
public static string GenerateIdFromName(string name, string idAttributeDotReplacement)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
if (idAttributeDotReplacement == null)
{
throw new ArgumentNullException("idAttributeDotReplacement");
}
// TagBuilder.CreateSanitizedId returns null for empty strings, return String.Empty instead to avoid breaking change
if (name.Length == 0)
{
return(String.Empty);
}
return(TagBuilder.CreateSanitizedId(name, idAttributeDotReplacement));
}
