private static void Handle(Http.HttpResponse httpResponse, string from)
{
string contentTypeStr = httpResponse.Headers.Get(HttpHeaderField.ContentType.Name);
if (contentTypeStr == null)
{
return;
}
ContentType contentType = new ContentType(contentTypeStr);
if (httpResponse.Content.Length == 0)
{
return;
}
var contentBytes = httpResponse.Content;
Encoding httpHeaderEncoding = null;
if (contentType.CharSet != null)
{
httpHeaderEncoding = Encoding.GetEncoding(contentType.CharSet);
}
Encoding docEncoding = httpHeaderEncoding ?? Encoding.UTF8;
string content = docEncoding.GetString(contentBytes);
httpResponse.Content = docEncoding.GetBytes(HandleHttps(content, new Uri(from)));
httpResponse.Headers.Set(HttpHeaderField.ContentLength.Name, httpResponse.Content.Length.ToString(CultureInfo.InvariantCulture));
}
private static void HandleSecureCookies(Http.HttpResponse httpResponse)
{
List <string> setCookies = new List <string>();
foreach (var cookie in httpResponse.Cookies)
{
setCookies.Add(cookie.Replace("; Secure", "").Replace(";Secure", "")
.Replace("; secure", "").Replace(";secure", ""));
}
httpResponse.Cookies = setCookies;
}
public static void Process(Http.HttpResponse httpResponse, string from)
{
if (ShouldProcess(httpResponse))
{
DecodeContent(httpResponse);
Handle(httpResponse, from);
}
HandleSecureCookies(httpResponse);
HandleHttpsRedirect(httpResponse);
}
private static bool ShouldProcess(Http.HttpResponse httpResponse)
{
string contentTypeStr = httpResponse.Headers.Get(HttpHeaderField.ContentType.Name);
if (contentTypeStr != null)
{
ContentType contentType = new ContentType(contentTypeStr);
Logger.LogSetValue("content_type", contentType.MediaType);
if (!(IsJavaType(httpResponse) || IsTextCssType(httpResponse) || IsTextHtmlType(httpResponse)))
{
return(false);
}
return(true);
}
return(true);
}
private static void HandleHttpsRedirect(Http.HttpResponse httpResponse)
{
if (httpResponse.StatusCode != ((int)HttpStatusCode.Found).ToString(CultureInfo.InvariantCulture) &&
httpResponse.StatusCode != ((int)HttpStatusCode.MovedPermanently).ToString(CultureInfo.InvariantCulture))
{
return;
}
var uriStr = httpResponse.Headers.Get(HttpHeaderField.Location.Name);
if (uriStr.StartsWith("https:"))
//httpResponse.Headers[HttpHeaderField.Location.Name] = HttpsMapper.ConvertHttpsToXHttpUri(uriStr);
{
httpResponse.Headers[HttpHeaderField.Location.Name] = "Http" + uriStr.Substring("https".Length);
HttpsMapper.AddHttps(uriStr);
}
}
public static bool IsJavaType(Http.HttpResponse httpResponse)
{
string contentTypeStr = httpResponse.Headers.Get(HttpHeaderField.ContentType.Name);
if (contentTypeStr == null)
{
return(false);
}
ContentType contentType = new ContentType(contentTypeStr);
if (contentType.MediaType != "application/javascript" && contentType.MediaType != "application/x-javascript" && contentType.MediaType != "text/javascript" && contentType.MediaType != "text/plain")
{
return(false);
}
return(true);
}
public static bool IsTextCssType(Http.HttpResponse httpResponse)
{
string contentTypeStr = httpResponse.Headers.Get(HttpHeaderField.ContentType.Name);
if (contentTypeStr == null)
{
return(false);
}
ContentType contentType = new ContentType(contentTypeStr);
if (contentType.MediaType != "text/css")
{
return(false);
}
return(true);
}
private static void DecodeContent(Http.HttpResponse httpResponse)
{
if (httpResponse.Content == null)
{
return;
}
var contentEncodingStr = httpResponse.Headers.Get(HttpHeaderField.ContentEncoding.Name);
if (contentEncodingStr == null)
{
return;
}
byte[] decodedContent;
if (contentEncodingStr == ContentCoding.GZip.Name)
{
using (MemoryStream memoryStream = new MemoryStream())
using (GZipStream gZipStream = new GZipStream(new MemoryStream(httpResponse.Content),
CompressionMode.Decompress))
{
byte[] bufferBytes = new byte[1024];
int readCount = gZipStream.Read(bufferBytes, 0, bufferBytes.Length);
while (readCount > 0)
{
memoryStream.Write(bufferBytes, 0, readCount);
readCount = gZipStream.Read(bufferBytes, 0, bufferBytes.Length);
}
decodedContent = memoryStream.ToArray();
}
}
else
{
throw new NotImplementedException("Not implemented content-coding.");
}
httpResponse.Content = decodedContent;
httpResponse.Headers.Remove(HttpHeaderField.ContentEncoding.Name);
httpResponse.Headers.Set(HttpHeaderField.ContentLength.Name, httpResponse.Content.Length.ToString(CultureInfo.InvariantCulture));
}
