IIS7: MimeType anlegen

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/// <summary>
///   Adds the MIME type.
/// </summary>
/// <param name = "extension">The extension.</param>
/// <param name = "mimeType">The MimeType.</param>
public void AddMimeType(string extension, string mimeType)
{
  using (var serverManager = new ServerManager())
  {
    var config = serverManager.GetApplicationHostConfiguration();
    var staticContentSection = config.GetSection("system.webServer/staticContent");
    var staticContentCollection = staticContentSection.GetCollection();
    var mimeMapElement = staticContentCollection.FirstOrDefault(ce => ce["fileExtension"].ToString() == extension);
    if (mimeMapElement != null)
      staticContentCollection.Remove(mimeMapElement);
    mimeMapElement = staticContentCollection.CreateElement("mimeMap");
    mimeMapElement["fileExtension"] = extension;
    mimeMapElement["mimeType"] = mimeType;
    staticContentCollection.Add(mimeMapElement);
    serverManager.CommitChanges();
  }
}