protected override WebRequest GetWebRequest(Uri address)
{
// The only way to get the method is to call base.GetWebRequest() and copy its properties.
// Note that calling this method also clears most headers from the WebClient.
WebRequest baseWebRequest = base.GetWebRequest(address);
if (baseWebRequest is HttpWebRequest baseHttpWebRequest)
{
IHttpWebRequest httpWebRequest = webRequestFactory.Create(address);
if (baseHttpWebRequest.Credentials is object)
{
httpWebRequest.Credentials = baseHttpWebRequest.Credentials;
}
httpWebRequest.Method = baseHttpWebRequest.Method;
if (!(baseHttpWebRequest.Proxy is PlaceholderWebProxy))
{
httpWebRequest.Proxy = baseHttpWebRequest.Proxy;
}
httpWebRequest.WithHeaders(baseHttpWebRequest.Headers);
return(httpWebRequest as WebRequest);
}
else
{
return(baseWebRequest);
}
}
public static IHttpWebRequest WithOptions(this IHttpWebRequest httpWebRequest, IHttpWebRequestOptions options, bool copyIfNull = true)
{
if (copyIfNull || !string.IsNullOrWhiteSpace(options.Accept))
{
httpWebRequest.Accept = options.Accept;
}
if (copyIfNull || !string.IsNullOrWhiteSpace(options.AcceptLanguage))
{
httpWebRequest.Headers[HttpRequestHeader.AcceptLanguage] = options.AcceptLanguage;
}
if (copyIfNull || options.AllowAutoRedirect.HasValue)
{
httpWebRequest.AllowAutoRedirect = options.AllowAutoRedirect ?? httpWebRequest.AllowAutoRedirect;
}
httpWebRequest.AutomaticDecompression = options.AutomaticDecompression;
if (copyIfNull || options.Cookies is object)
{
httpWebRequest.CookieContainer = options.Cookies;
}
if (copyIfNull || options.Credentials is object)
{
httpWebRequest.Credentials = options.Credentials;
}
if (httpWebRequest.Headers is object && options.Headers is object)
{
httpWebRequest.WithHeaders(options.Headers);
}
if (copyIfNull || options.Proxy is object)
{
httpWebRequest.Proxy = options.Proxy;
}
if (copyIfNull || !string.IsNullOrWhiteSpace(options.UserAgent))
{
httpWebRequest.UserAgent = options.UserAgent;
}
return(httpWebRequest);
}
