public string HttpGetRequest(string url, bool followRedirect = true)
{
Is403Error = false;
RequestStatusCode = 0;
CurrentRetryCount = 0;
WebClientRequest = (HttpWebRequest)WebRequest.Create(url);
WebClientRequest.CookieContainer = _cJar;
WebClientRequest.UserAgent = WebUserAgentString;
WebClientRequest.Accept = "*/*";
WebClientRequest.KeepAlive = false;
WebClientRequest.Method = "GET";
if (followRedirect)
{
WebClientRequest.AllowAutoRedirect = false;
}
while (!CheckWebResponse())
{
Thread.Sleep(5000);
CurrentRetryCount++;
Log.Info($"HTTP Get Retry: {CurrentRetryCount} of {MaxWebRetries}");
if (CurrentRetryCount >= MaxWebRetries)
{
return(string.Empty);
}
}
if (followRedirect && (RequestStatusCode == (int)HttpStatusCode.Moved ||
RequestStatusCode == (int)HttpStatusCode.Found))
{
while (WebClientResponse.StatusCode == HttpStatusCode.Found ||
WebClientResponse.StatusCode == HttpStatusCode.Moved)
{
WebClientResponse.Close();
WebClientRequest = (HttpWebRequest)WebRequest.Create(WebClientResponse.Headers["Location"]);
WebClientRequest.AllowAutoRedirect = false;
WebClientRequest.CookieContainer = _cJar;
WebClientResponse = (HttpWebResponse)WebClientRequest.GetResponse();
}
}
StreamReader = new StreamReader(WebClientResponse.GetResponseStream()
?? throw new InvalidOperationException());
RequestStatusCode = (int)WebClientResponse.StatusCode;
var responseData = StreamReader.ReadToEnd();
return(responseData);
}
public string HttpPostRequest(string url, string post, bool followRedirect = true, string refer = "")
{
WebClientRequest = (HttpWebRequest)WebRequest.Create(url);
WebClientRequest.CookieContainer = _cJar;
WebClientRequest.UserAgent = WebUserAgentString;
WebClientRequest.KeepAlive = false;
WebClientRequest.Method = "POST";
WebClientRequest.Referer = refer;
if (followRedirect)
{
WebClientRequest.AllowAutoRedirect = false;
}
var postBytes = Encoding.ASCII.GetBytes(post);
WebClientRequest.ContentType = "text/x-www-form-urlencoded";
WebClientRequest.ContentLength = postBytes.Length;
var requestStream = WebClientRequest.GetRequestStream();
requestStream.Write(postBytes, 0, postBytes.Length);
requestStream.Close();
WebClientResponse = (HttpWebResponse)WebClientRequest.GetResponse();
if (followRedirect && (WebClientResponse.StatusCode == HttpStatusCode.Moved ||
WebClientResponse.StatusCode == HttpStatusCode.Found))
{
while (WebClientResponse.StatusCode == HttpStatusCode.Found ||
WebClientResponse.StatusCode == HttpStatusCode.Moved)
{
WebClientResponse.Close();
WebClientRequest = (HttpWebRequest)WebRequest.Create(WebClientResponse.Headers["Location"]);
WebClientRequest.AllowAutoRedirect = false;
WebClientRequest.CookieContainer = _cJar;
WebClientResponse = (HttpWebResponse)WebClientRequest.GetResponse();
}
}
StreamReader = new StreamReader(WebClientResponse.GetResponseStream()
?? throw new InvalidOperationException());
return(StreamReader.ReadToEnd());
}
private bool CheckWebResponse()
{
try
{
WebClientResponse = (HttpWebResponse)WebClientRequest.GetResponse();
RequestStatusCode = (int)WebClientResponse.StatusCode;
if (RequestStatusCode != (int)HttpStatusCode.OK)
{
SuccessfulWebRequest = false;
throw new Exception($"Api Error: Request status code does not match 200OK: {RequestStatusCode}");
}
SuccessfulWebRequest = true;
}
catch (WebException cwrException)
{
RequestStatusCode = (int)((HttpWebResponse)cwrException.Response).StatusCode;
Is403Error = RequestStatusCode == (int)HttpStatusCode.Forbidden;
Log.Error($"Http Get Exception: {cwrException.Message}");
if (cwrException.InnerException != null)
{
Log.Error($"Inner Exception: {cwrException.InnerException.Message}");
}
SuccessfulWebRequest = false;
}
catch (Exception unhandledException)
{
Log.Error($"Http Get Unhandled Exception: {unhandledException.Message}");
if (unhandledException.InnerException != null)
{
Log.Error($"Inner Exception: {unhandledException.InnerException.Message}");
}
SuccessfulWebRequest = false;
}
return(SuccessfulWebRequest);
}