ASP.NET MVC 4 Print server variables snippet

home_index.cshtml

@model Demo.Asp.PrintServerVars.Models.ServerVarsViewModel

@{
    ViewBag.Title = "Home Page";
}

<div class="row">
    <table class="table table-striped">
        <thead>
            <tr>
                <th scope="col">#</th>
                <th scope="col">Key</th>
                <th scope="col">Value</th>
            </tr>
        </thead>
        <tbody>
            @if (Model.ServerVariables != null)
            {
                for (int i = 0; i < Model.ServerVariables.Count; i++)
                {
                    <tr>
                        <th scope="row">@(i+1)</th>
                        <td>@Model.ServerVariables[i].Key</td>
                        <td>@Model.ServerVariables[i].Value</td>
                    </tr>
                }
            }
        </tbody>
    </table>
</div>

PrintServerVars.cs

public class ServerVar
{
	public string Key { get; set; }
	public string Value { get; set; }
}
public class ServerVarsViewModel
{
	public IList<ServerVar> ServerVariables { get; set; }
}

public static class Config
{
	public static IEnumerable<string> SkipVarList
	{
		get
		{
			var configValue = System.Configuration.ConfigurationManager.AppSettings["SkipVarList"];
			return configValue.Split(',');
		}
	}
}

public class HomeController : Controller
{
	[OutputCache(NoStore = true, Duration = 0)]
	public ActionResult Index()
	{
		var model = new ServerVarsViewModel();
		var serverVariables = new List<ServerVar>();
		foreach (string serverVarKey in Request.ServerVariables.AllKeys)
		{
			if (Common.Config.SkipVarList.Any(x => x == serverVarKey))
				continue;
			serverVariables.Add(new ServerVar { Key = serverVarKey, Value = Request.ServerVariables[serverVarKey] });
		}
		model.ServerVariables = serverVariables;
		return View(model);
    }
}

web.config

<configuration>
  <appSettings>
    ...
    <add key="SkipVarList" value="PATH_TRANSLATED,LOCAL_ADDR,SERVER_NAME,SERVER_PORT,SERVER_SOFTWARE,APPL_PHYSICAL_PATH"/> <!-- Comma seperated -->
    ...
  </appSettings>
  ...
</configuration>