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Lidarr/NzbDrone.Web/Helpers/ValueExtension.cs

27 lines
784 B

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Linq.Expressions;
using System.Web;
using System.Web.Mvc;
namespace NzbDrone.Web.Helpers
{
public static class ValueExtension
{
public static object ValueFor<TModel, TValue>(this HtmlHelper<TModel> html, Expression<Func<TModel, TValue>> expression)
{
var memberEx = expression.Body as MemberExpression;
if (memberEx == null)
throw new ArgumentException("Body not a member-expression.");
string name = memberEx.Member.Name;
var model = html.ViewData.Model;
var value = model.GetType().GetProperty(name).GetValue(model, null);
return value;
}
}
}