28 lines
887 B
C#
28 lines
887 B
C#
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Web;
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using System.Web.Mvc;
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namespace NzbDrone.Web.Helpers
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{
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public static class DescriptionExtension
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{
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public static MvcHtmlString DescriptionFor<TModel, TValue>(this HtmlHelper<TModel> html, Expression<Func<TModel, TValue>> expression)
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{
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var memberEx = expression.Body as MemberExpression;
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if (memberEx == null)
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throw new ArgumentException("Body not a member-expression.");
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string name = memberEx.Member.Name;
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var attributes = TypeDescriptor.GetProperties(typeof(TModel))[name].Attributes;
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var desc = (DescriptionAttribute)attributes[typeof(DescriptionAttribute)];
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return new MvcHtmlString(desc.Description);
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}
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}
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}
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