Displays a list of directories and files on a server, for those nasty moments when you don't have access and are looking for something.

RazorServerDirectoryListingHelper.cshtml

@helper RenderFolders(string dirPath, bool displaySubDirs = false)
{
    try
    {
        List<string> dirs = new List<string>(Directory.EnumerateDirectories(dirPath));

        <h4>@string.Format("Directory: {0}", dirPath.Substring(dirPath.LastIndexOf("\\") + 1))</h4>
        <p>@(string.Format("{0} directories found.", dirs.Count))</p>
        <ul>
            @foreach (var dir in dirs)
            {
                <li>
                    @if (displaySubDirs && Directory.EnumerateDirectories(dir).Any())
                    {
                        @RenderFolders(dir, true)
                    }
                    else
                    {
                        @(string.Format("Directory: {0}", dir.Substring(dir.LastIndexOf("\\") + 1)))
                    }
                    @if (Directory.EnumerateFiles(dir).Any())
                    {
                        <ul>
                            @foreach (var file in Directory.EnumerateFiles(dir))
                            {
                                <li>@("File: " + file)</li>
                            }
                        </ul>
                    }
                </li>
            }
        </ul>
    }
    catch (Exception ex)
    {
        @("Error: " + ex.Message)
    }
}