protected string CaptchaPassedResult(IPttRequest request, string htmlSource)
{
IPttResponse response = new PttResponse();
var html = htmlSource;
var captchaTries = 1;
while (true)
{
var pttCaptcha = _captchaRequestResponse.CaptchaImage(request, html);
if (_extensiveLoggingNeeded)
{
Logger.LogProcess("RequestResponseWithCaptcha CaptchaPassedResult coming captcha:"+ pttCaptcha);
}
try
{
var captchaResolve = ResolveCaptcha(request, pttCaptcha, captchaTries);
pttCaptcha.Value = captchaResolve.Item1;
pttCaptcha.FileNameInTempDir = captchaResolve.Item2;
if (_extensiveLoggingNeeded)
{
Logger.LogProcess("RequestResponseWithCaptcha CaptchaPassedResult after resolving:" + pttCaptcha);
}
}
catch (Exception exc)
{
Logger.LogExceptions(exc);
return null;
}
IPttRequest captchaAddedRequest = _captchaRequestResponse.RequestWithCaptchaValue(request, pttCaptcha);
if(_extensiveLoggingNeeded)
{
Logger.LogProcess("RequestResponseWithCaptcha CaptchaPassedResult captchaAddedRequest:"+captchaAddedRequest);
}
var captchaPassedResult = response.GetResponse(captchaAddedRequest);
captchaAddedRequest.WrappedRequest = null;
GC.Collect();
if (_extensiveLoggingNeeded)
{
Logger.LogProcess("RequestResponseWithCaptcha CaptchaPassedResult captchaPassedResult:" + captchaPassedResult);
}
if (_captchaRequestResponse.RepeatFirstRequest)
{
var pttRequestFactory = new PttRequestFactory(request);
var firstRequest = pttRequestFactory.Deserialize(string.Format("<Request><Url>{0}</Url><Host>www.tez-tour.com</Host><Referer> <![CDATA[http://www.tez-tour.com]]></Referer></Request>", request.Url));
if (_extensiveLoggingNeeded)
{
Logger.LogProcess("RequestResponseWithCaptcha CaptchaPassedResult RepeatFirstRequest firstrequest:" + firstRequest);
}
captchaPassedResult = response.GetResponse(firstRequest);
}
if (_captchaRequestResponse.CaptchaShown(captchaPassedResult))
{
Logger.LogProcess(string.Format("Incorrect captcha for {0}", pttCaptcha.FileNameInTempDir));
html = captchaPassedResult;
captchaTries++;
continue;
}
Logger.LogProcess(string.Format("Correct captcha for {0}", pttCaptcha.FileNameInTempDir));
return captchaPassedResult;
}
}
public string GetResponse(IPttRequest request)
{
PrepareForPost(request);
try
{
string result = "";
using (var response = (HttpWebResponse)request.WrappedRequest.GetResponse())
{
if ((int)response.StatusCode >= 300 && (int)response.StatusCode <= 399)
{
//redirection varsa request url sini degistirt
var uriString = response.Headers["Location"];
var pttRequestFactory = new PttRequestFactory(request);
var newRequest = pttRequestFactory.Deserialize(string.Format("<Request><Url>{0}</Url><Method>GET</Method><Host>{1}</Host><Referer><![CDATA[{2}]]></Referer></Request>", uriString, request.WrappedRequest.Host, request.WrappedRequest.Referer));
request.Response = "Redirect";
response.Close();
Logger.LogProcess("PttResponse GetResponse url redirect newRequest:" + newRequest);
return GetResponse(newRequest);
}
//http://stackoverflow.com/questions/227575/encoding-problem-with-httpwebresponse
var charset = response.CharacterSet;
var encoding = Encoding.Default;
if (!string.IsNullOrEmpty(charset)) encoding = Encoding.GetEncoding(charset);
if (!request.Chunked)
{
//request.WrappedRequest.CookieContainer.Add(response.Cookies);//buna gerek yok gibi, request.Cookies ile debug edince GetResponse da cookiler otomatik olarak doluyor zaten
using (var respStream = response.GetResponseStream())
{
respStream.ReadTimeout = 1000;
using (var sr = new StreamReader(respStream, encoding))
{
result = sr.ReadToEnd();
sr.Close();
}
response.Close();
request.Response = result;
return result;
}
}
else
{
var sb = new StringBuilder();
var buf = new byte[8192];
using (var resStream = response.GetResponseStream())
{
int count;
do
{
count = resStream.Read(buf, 0, buf.Length);
if (count == 0) continue;
var tmpString = encoding.GetString(buf, 0, count);
sb.Append(tmpString);
} while (count > 0);
resStream.Flush();
resStream.Close();
}
response.Close();
request.Response = sb.ToString();
return sb.ToString();
}
}
}
catch (Exception e)
{
throw e;
}
finally
{
request.WrappedRequest.Abort();
request.WrappedRequest = null;
GC.Collect();
}
}