private void CheckProxy(CProxy proxy)
{
var before = DateTime.Now;
try
{
using (var request = new HttpRequest())
{
request.Proxy = proxy.GetClient();
request.ConnectTimeout = (int)vm.Timeout;
var response = request.Get(vm.TestURL);
var source = response.ToString();
App.Current.Dispatcher.Invoke(new Action(() => proxy.Ping = (DateTime.Now - before).Milliseconds));
App.Current.Dispatcher.Invoke(new Action(() => proxy.Working = source.Contains(vm.SuccessKey) ? ProxyWorking.YES : ProxyWorking.NO));
Globals.LogInfo(Components.ProxyManager, "Proxy '" + proxy.Proxy + $"' responded in {proxy.Ping} ms");
}
}
catch (Exception ex)
{
Globals.LogInfo(Components.ProxyManager, "Proxy '" + proxy.Proxy + $"' failed to respond - {ex.Message}");
App.Current.Dispatcher.Invoke(new Action(() => proxy.Working = ProxyWorking.NO));
}
using (var db = new LiteDatabase(Globals.dataBaseFile))
{
db.GetCollection <CProxy>("proxies").Update(proxy);
}
}
/// <summary>
/// Sets a proxy to be used during the request.
/// </summary>
/// <param name="proxy">The proxy</param>
/// <returns>The request itself</returns>
public Request SetProxy(CProxy proxy)
{
request.Proxy = proxy.GetClient();
request.Proxy.ReadWriteTimeout = timeout;
request.Proxy.ConnectTimeout = timeout;
request.Proxy.Username = proxy.Username;
request.Proxy.Password = proxy.Password;
return(this);
}
/// <summary>
/// Downloads a remote file.
/// </summary>
/// <param name="fileName">The destination file on disk</param>
/// <param name="url">The URL of the remote file</param>
/// <param name="useProxies">Whether to use proxies for the request</param>
/// <param name="proxy">The proxy, if needed</param>
/// <param name="cookies">The cookies to use in the request</param>
/// <param name="newCookies">The new cookie dictionary containing the new cookies too</param>
/// <param name="timeout">The request timeout in milliseconds</param>
/// <param name="userAgent">The user agent to use</param>
public static void RemoteFile(
string fileName, string url, bool useProxies, CProxy proxy, Dictionary <string, string> cookies, out Dictionary <string, string> newCookies, int timeout, string userAgent = "")
{
HttpRequest request = new HttpRequest();
if (userAgent != string.Empty)
{
request.UserAgent = userAgent;
}
request.Cookies = new CookieDictionary();
foreach (var cookie in cookies)
{
request.Cookies.Add(cookie.Key, cookie.Value);
}
// Set proxy
if (useProxies)
{
request.Proxy = proxy.GetClient();
request.Proxy.ReadWriteTimeout = timeout;
request.Proxy.ConnectTimeout = timeout;
request.Proxy.Username = proxy.Username;
request.Proxy.Password = proxy.Password;
}
HttpResponse response = request.Get(url);
using (Stream inputStream = response.ToMemoryStream())
using (Stream outputStream = File.OpenWrite(fileName))
{
byte[] buffer = new byte[4096];
int bytesRead;
do
{
bytesRead = inputStream.Read(buffer, 0, buffer.Length);
outputStream.Write(buffer, 0, bytesRead);
} while (bytesRead != 0);
}
newCookies = response.Cookies;
}
