private string ProcessWebResponse(HttpWebResponse response)
{
if (response != null)
{
LastResponseInfo = new ResponseInfo()
{
StatusCode = response.StatusCode,
ResponseURL = response.ResponseUri.OriginalString,
Headers = response.Headers
};
using (Stream responseStream = response.GetResponseStream())
using (StreamReader reader = new StreamReader(responseStream, Encoding.UTF8))
{
LastResponseInfo.ResponseText = reader.ReadToEnd();
}
return(LastResponseInfo.ResponseText);
}
return(null);
}
private string ProcessError(Exception e, string requestURL)
{
string responseText = null;
if (e != null)
{
StringBuilder sb = new StringBuilder();
sb.AppendLine("Error message:");
sb.AppendLine(e.Message);
if (!string.IsNullOrEmpty(requestURL))
{
sb.AppendLine();
sb.AppendLine("Request URL:");
sb.AppendLine(requestURL);
}
if (e is WebException webException)
{
try
{
using (HttpWebResponse webResponse = (HttpWebResponse)webException.Response)
{
ResponseInfo responseInfo = ProcessWebResponse(webResponse);
if (responseInfo != null)
{
responseText = responseInfo.ResponseText;
sb.AppendLine();
sb.AppendLine("Status code:");
sb.AppendLine($"({(int)responseInfo.StatusCode}) {responseInfo.StatusDescription}");
if (!string.IsNullOrEmpty(requestURL) && !requestURL.Equals(responseInfo.ResponseURL))
{
sb.AppendLine();
sb.AppendLine("Response URL:");
sb.AppendLine(responseInfo.ResponseURL);
}
if (responseInfo.Headers != null)
{
sb.AppendLine();
sb.AppendLine("Headers:");
sb.AppendLine(responseInfo.Headers.ToString().TrimEnd());
}
sb.AppendLine();
sb.AppendLine("Response text:");
sb.AppendLine(responseInfo.ResponseText);
}
}
}
catch (Exception nested)
{
DebugHelper.WriteException(nested, "ProcessError() WebException handler");
}
}
sb.AppendLine();
sb.AppendLine("Stack trace:");
sb.Append(e.StackTrace);
string errorText = sb.ToString();
if (Errors == null)
{
Errors = new List <string>();
}
Errors.Add(errorText);
DebugHelper.WriteLine("Error:\r\n" + errorText);
}
return(responseText);
}