C:/Private/OSS/n2cms/github/n2cms/src/Framework/Extensions/Web/Mvc/Html/ContentHtmlExtensions.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web.Mvc;

namespace N2.Web.Mvc.Html
{
        public static class ContentHtmlExtensions
        {
                public static bool HasValue(this HtmlHelper html, string detailName)
                {
                        var item = html.CurrentItem();
                        return item != null && item[detailName] != null;
                }

                public static bool ValueEquals<TData>(this HtmlHelper html, string detailName, TData expectedValue)
                {
                        var item = html.CurrentItem();
                        if (item == null)
                                return false;

                        object value = item[detailName];
                        if (value == null && expectedValue == null)
                                return true;
                        if (value == null || expectedValue == null)
                                return false;
                        if (!(value is TData))
                                return false;
                        return expectedValue.Equals((TData)value);                      
                }
        }
}