public static XmlDocument FetchUrls(string title, string authPublicKey, List <string> urls, Dictionary <string, string> parameters)
{
parameters["login"] = Engine.Instance.Storage.Get("login");
parameters["password"] = Engine.Instance.Storage.Get("password");
parameters["system"] = Platform.Instance.GetSystemCode();
parameters["version"] = Constants.VersionInt.ToString(CultureInfo.InvariantCulture);
string firstError = "";
int hostN = 0;
foreach (string url in urls)
{
string host = Utils.HostFromUrl(url);
hostN++;
if (IpAddress.IsIP(host) == false)
{
// If locked network are enabled, skip the hostname and try only by IP.
// To avoid DNS issue (generally, to avoid losing time).
if (Engine.Instance.NetworkLockManager.IsDnsResolutionAvailable(host) == false)
{
continue;
}
}
try
{
RouteScope routeScope = new RouteScope(host);
XmlDocument xmlDoc = AirExchange.FetchUrl(authPublicKey, url, parameters);
routeScope.End();
if (xmlDoc == null)
{
throw new Exception("No answer.");
}
if (xmlDoc.DocumentElement.Attributes["error"] != null)
{
throw new Exception(xmlDoc.DocumentElement.Attributes["error"].Value);
}
return(xmlDoc);
}
catch (Exception e)
{
string info = e.Message;
string proxyMode = Engine.Instance.Storage.Get("proxy.mode").ToLowerInvariant();
string proxyAuth = Engine.Instance.Storage.Get("proxy.auth").ToLowerInvariant();
if (proxyMode != "none")
{
info += " - with '" + proxyMode + "' proxy and '" + proxyAuth + "' auth";
}
if (Engine.Instance.Storage.GetBool("advanced.expert"))
{
Engine.Instance.Logs.Log(LogType.Verbose, MessagesFormatter.Format(Messages.ExchangeTryFailed, title, hostN.ToString(), info));
}
if (firstError == "")
{
firstError = info;
}
}
}
throw new Exception(firstError);
}