public CookieCollection CookieValue()
{
var cookieContainer = new CookieContainer();
var handler = new HttpClientHandler {
CookieContainer = cookieContainer, AllowAutoRedirect = true
};
if (AppBuilder.UserProxy)
{
var prixyEntity = ProxyLoader.getRandomProxy();
var proxy = new WebProxy
{
Address = new Uri($"http://{prixyEntity.Ip}:{prixyEntity.Port}"),
BypassProxyOnLocal = false,
UseDefaultCredentials = false,
Credentials = new NetworkCredential(
userName: prixyEntity.User,
password: prixyEntity.Pass)
};
handler.Proxy = proxy;
}
var client = new HttpClient(handler);
HttpPostCookiesB2b.FillUserAgent(client);
var response = client.GetAsync(BaseUrl);
var res = response.Result;
_ = res.Content.ReadAsStringAsync().Result;
var cookies = handler.CookieContainer.GetCookies(new Uri(BaseUrl));
return(cookies);
}
public static string DownLHttpPostWithCookiesB2b(string url, CookieCollection cookie,
FormUrlEncodedContent postContent = null, bool useProxy = false)
{
var tmp = "";
var count = 0;
while (true)
{
try
{
var task = Task.Run(() =>
(HttpPostCookiesB2b.CreateInstance()).DownloadString(url, cookie, postContent,
useProxy: useProxy));
if (!task.Wait(TimeSpan.FromSeconds(60)))
{
throw new TimeoutException();
}
tmp = task.Result;
break;
}
catch (WebException ex)
{
if (ex.Response is HttpWebResponse r)
{
Log.Logger("Response code: ", r.StatusCode);
}
if (ex.Response is HttpWebResponse errorResponse &&
errorResponse.StatusCode == HttpStatusCode.Forbidden)
{
Log.Logger("Error 403 or 434");
return(tmp);
}
if (count >= 2)
{
Log.Logger($"Не удалось скачать за {count} попыток", url);
break;
}
Log.Logger("Не удалось получить строку", ex.Message, url);
count++;
Thread.Sleep(5000);
}
catch (Exception e)
{
if (count >= 2)
{
Log.Logger($"Не удалось скачать за {count} попыток", url);
break;
}
switch (e)
{
case AggregateException a
when a.InnerException != null && a.InnerException.Message.Contains("(404) Not Found"):
Log.Logger("404 Exception", a.InnerException.Message, url);
goto Finish;
case AggregateException a
when a.InnerException != null && a.InnerException.Message.Contains("(403) Forbidden"):
Log.Logger("403 Exception", a.InnerException.Message, url);
goto Finish;
case AggregateException a when a.InnerException != null &&
a.InnerException.Message.Contains(
"The remote server returned an error: (434)"):
Log.Logger("434 Exception", a.InnerException.Message, url);
goto Finish;
}
Log.Logger("Не удалось получить строку", e, url);
count++;
Thread.Sleep(5000);
}
}
Finish:
return(tmp);
}
