/// <summary>
/// Reads an <see cref="HttpWebResponse"/> as plain text.
/// </summary>
/// <param name="webResponse">
/// The <see cref="HttpWebResponse"/> to read.
/// </param>
/// <param name="encoding">
/// The encoding to be used. If omitted, the encoding specified in the web response shall be used.
/// </param>
/// <returns>
/// A <see cref="string"/> that represents the text of an <see cref="HttpWebResponse"/>.
/// </returns>
public static string GetResponseText(this HttpWebResponse webResponse, Encoding encoding = null)
{
if (encoding == null)
{
encoding = webResponse.GetEncoding();
}
var s = webResponse.GetResponseStream();
if (s != null)
{
StreamReader sr;
if (webResponse.Headers[HttpResponseHeader.ContentEncoding] == "gzip")
{
sr = new StreamReader(new GZipStream(s, CompressionMode.Decompress), encoding);
}
else
{
sr = new StreamReader(s, encoding);
}
var content = sr.ReadToEnd();
sr.Dispose();
return(content);
}
return(null);
}
private static string GetString(this HttpWebResponse response, byte[] bytes)
{
var encoding = response.GetEncoding();
var result = encoding.GetString(bytes);
if (response.IsEmptyCharacterSet())
{
string charset;
if (result.TryGetMatchValue(@"charset\b\s*=\s*(?<charset>[^""]+)", out charset))
{
var charsetEncoding = Encoding.GetEncoding(charset);
if (!charsetEncoding.Equals(encoding))
{
CharacterSetCache[response.ResponseUri.Host] = encoding;
return(charsetEncoding.GetString(bytes));
}
}
}
CharacterSetCache[response.ResponseUri.Host] = encoding;
return(result);
}
public static Encoding GetEncoding(HttpWebResponse webResponse)
{
return(webResponse.GetEncoding());
}