public static Stream DownloadWebBinary(string url)
{
try
{
AniDBRateLimiter.GetInstance().ensureRate();
HttpWebResponse response = null;
HttpWebRequest webReq = (HttpWebRequest)WebRequest.Create(url);
// Note: some network proxies require the useragent string to be set or they will deny the http request
// this is true for instance for EVERY thailand internet connection (also needs to be set for banners/episodethumbs and any other http request we send)
webReq.UserAgent = "Anime2MP";
webReq.Timeout = 20000; // 20 seconds
response = (HttpWebResponse)webReq.GetResponse();
if (response != null) // Get the stream associated with the response.
{
return(response.GetResponseStream());
}
else
{
return(null);
}
}
catch (Exception ex)
{
logger.Error(ex, "Error in APIUtils.DownloadWebBinary: {0}");
return(null);
}
}
public void ForceReconnection()
{
try
{
if (JMMService.AnidbProcessor != null)
{
logger.Info("Forcing reconnection to AniDB");
JMMService.AnidbProcessor.Dispose();
AniDBRateLimiter.GetInstance().ensureRate();
JMMService.AnidbProcessor.Init(ServerSettings.AniDB_Username, ServerSettings.AniDB_Password,
ServerSettings.AniDB_ServerAddress,
ServerSettings.AniDB_ServerPort, ServerSettings.AniDB_ClientPort);
}
}
catch (Exception ex)
{
logger.Error(ex, ex.ToString());
}
}
public static string DownloadWebPage(string url)
{
try
{
AniDBRateLimiter.GetInstance().ensureRate();
HttpWebRequest webReq = (HttpWebRequest)WebRequest.Create(url);
webReq.Timeout = 20000; // 20 seconds
webReq.Headers.Add(HttpRequestHeader.AcceptEncoding, "gzip,deflate");
webReq.AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate;
HttpWebResponse WebResponse = (HttpWebResponse)webReq.GetResponse();
Stream responseStream = WebResponse.GetResponseStream();
String enco = WebResponse.CharacterSet;
Encoding encoding = null;
if (!String.IsNullOrEmpty(enco))
{
encoding = Encoding.GetEncoding(WebResponse.CharacterSet);
}
if (encoding == null)
{
encoding = Encoding.Default;
}
StreamReader Reader = new StreamReader(responseStream, encoding);
string output = Reader.ReadToEnd();
WebResponse.Close();
responseStream.Close();
return(output);
}
catch (Exception ex)
{
logger.Error(ex, "Error in APIUtils.DownloadWebPage: {0}");
return("");
}
}
public void ProcessCommand(ref Socket soUDP,
ref IPEndPoint remoteIpEndPoint, string sessionID, Encoding enc)
{
this.sessionID = sessionID;
Encoding changeencoding = null;
encoding = enc;
EndPoint RemotePoint = remoteIpEndPoint;
mcommandText = commandText;
errorOccurred = false;
AniDBRateLimiter.GetInstance().ensureRate();
if (commandType != enAniDBCommandType.Ping)
{
if (commandType != enAniDBCommandType.Login)
{
if (commandType != enAniDBCommandType.Logout && commandType != enAniDBCommandType.GetMyListStats)
{
mcommandText += "&";
}
mcommandText += "s=" + sessionID;
}
else
{
encoding = System.Text.Encoding.ASCII;
changeencoding = enc;
string encod = changeencoding.EncodingName;
if (changeencoding.EncodingName.StartsWith("Unicode"))
{
encod = "utf-16";
}
mcommandText += "&enc=" + encod;
}
}
bool multipart = false;
int part = 0;
int maxpart = 1;
string fulldesc = "";
string decodedstring = "";
DateTime start = DateTime.Now;
do
{
if (part > 0)
{
mcommandText = mcommandText.Replace("part=" + (part - 1).ToString(), "part=" + part.ToString());
AniDBRateLimiter.GetInstance().ensureRate();
}
if (commandType != enAniDBCommandType.Login)
{
string msg = string.Format("UDP_COMMAND: {0}", mcommandText);
JMMService.LogToSystem(Constants.DBLogType.APIAniDBUDP, msg);
}
else
{
//string msg = commandText.Replace(MainWindow.settings.Username, "******");
//msg = msg.Replace(MainWindow.settings.Password, "******");
//MyAnimeLog.Write("commandText: {0}", msg);
}
bool repeatcmd;
int received;
Byte[] byReceivedAdd = new Byte[2000]; // max length should actually be 1400
do
{
repeatcmd = false;
// Send Message
Byte[] SendByteAdd = Encoding.GetBytes(mcommandText.ToCharArray());
try
{
JMMService.LastAniDBMessage = DateTime.Now;
JMMService.LastAniDBUDPMessage = DateTime.Now;
if (commandType != enAniDBCommandType.Ping)
{
JMMService.LastAniDBMessageNonPing = DateTime.Now;
}
else
{
JMMService.LastAniDBPing = DateTime.Now;
}
soUDP.SendTo(SendByteAdd, remoteIpEndPoint);
}
catch (Exception ex)
{
logger.Error(ex, ex.ToString());
//MyAnimeLog.Write(ex.ToString());
errorOccurred = true;
errorMessage = ex.ToString();
}
// Receive Response
received = 0;
try
{
//MyAnimeLog.Write("soUDP.ReceiveTimeout = {0}", soUDP.ReceiveTimeout.ToString());
received = soUDP.ReceiveFrom(byReceivedAdd, ref RemotePoint);
JMMService.LastAniDBMessage = DateTime.Now;
JMMService.LastAniDBUDPMessage = DateTime.Now;
if (commandType != enAniDBCommandType.Ping)
{
JMMService.LastAniDBMessageNonPing = DateTime.Now;
}
else
{
JMMService.LastAniDBPing = DateTime.Now;
}
//MyAnimeLog.Write("Buffer length = {0}", received.ToString());
if ((received > 2) && (byReceivedAdd[0] == 0) && (byReceivedAdd[1] == 0))
{
//deflate
Byte[] buff = new byte[65536];
Byte[] input = new byte[received - 2];
Array.Copy(byReceivedAdd, 2, input, 0, received - 2);
Inflater inf = new Inflater(false);
inf.SetInput(input);
inf.Inflate(buff);
byReceivedAdd = buff;
received = (int)inf.TotalOut;
}
}
catch (SocketException sex)
{
// most likely we have timed out
logger.Error(sex, sex.ToString());
errorOccurred = true;
errorMessage = sex.ToString();
}
catch (Exception ex)
{
logger.Error(ex, ex.ToString());
errorOccurred = true;
errorMessage = ex.ToString();
}
if ((commandType == enAniDBCommandType.Login) && (byReceivedAdd[0] == 0xFE) &&
(byReceivedAdd[1] == 0xFF) &&
(byReceivedAdd[3] == 53) && (byReceivedAdd[5] != 53) &&
!Encoding.EncodingName.ToLower().StartsWith("unicode") && (changeencoding != null) &&
changeencoding.EncodingName.ToLower().StartsWith("unicode"))
{
//Previous Session used utf-16 and was not logged out, AniDB was not yet issued a timeout.
//AUTH command was not understand because it was encoded in ASCII.
encoding = changeencoding;
repeatcmd = true;
}
} while (repeatcmd);
if (!errorOccurred)
{
if (changeencoding != null)
{
encoding = changeencoding;
}
System.Text.Encoding enco;
if ((byReceivedAdd[0] == 0xFE) && (byReceivedAdd[1] == 0xFF))
{
enco = encoding;
}
else
{
enco = Encoding.ASCII;
}
decodedstring = enco.GetString(byReceivedAdd, 0, received);
if (decodedstring[0] == 0xFEFF) // remove BOM
{
decodedstring = decodedstring.Substring(1);
}
if (commandType == enAniDBCommandType.GetAnimeDescription ||
commandType == enAniDBCommandType.GetReview)
{
//Lets handle multipart
part++;
string[] sp1 = decodedstring.Split(new char[] { '\n' }, StringSplitOptions.RemoveEmptyEntries);
if (sp1[0].StartsWith("233 ANIMEDESC") || sp1[0].StartsWith("233 ANIMEDESC"))
{
string[] sp2 = sp1[1].Split('|');
fulldesc += sp2[2];
maxpart = int.Parse(sp2[1]);
}
if (sp1[0].StartsWith("234 REVIEW") || sp1[0].StartsWith("234 REVIEW"))
{
string[] sp2 = sp1[1].Split('|');
if (sp2.Length == 3)
{
fulldesc += sp2[2];
}
else
{
for (int i = 2; i < sp2.Length; i++)
{
fulldesc += "|" + sp2[i];
}
}
maxpart = int.Parse(sp2[1]);
}
multipart = true;
if (part == maxpart)
{
decodedstring = sp1[0] + "\n0|1|" + fulldesc + "\n";
multipart = false;
}
}
}
} while (multipart && !errorOccurred);
if (errorOccurred)
{
socketResponse = string.Empty;
}
else
{
// there should be 2 newline characters in each response
// the first is after the command .e.g "220 FILE"
// the second is at the end of the data
int i = 0, ipos = 0, foundpos = 0;
foreach (char c in decodedstring)
{
if (c == '\n')
{
//MyAnimeLog.Write("NEWLINE FOUND AT: {0}", ipos);
i++;
foundpos = ipos;
}
ipos++;
}
if (i != 2)
{
socketResponse = decodedstring;
TimeSpan ts = DateTime.Now - start;
string msg = string.Format("UDP_RESPONSE in {0} ms - {1} ", ts.TotalMilliseconds, socketResponse);
JMMService.LogToSystem(Constants.DBLogType.APIAniDBUDP, msg);
}
else
{
socketResponse = decodedstring.Substring(0, foundpos + 1);
TimeSpan ts = DateTime.Now - start;
string msg = string.Format("UDP_RESPONSE_TRUNC in {0}ms - {1} ", ts.TotalMilliseconds,
socketResponse);
JMMService.LogToSystem(Constants.DBLogType.APIAniDBUDP, msg);
}
}
int val = 0;
if (socketResponse.Length > 2)
{
int.TryParse(socketResponse.Substring(0, 3), out val);
}
this.ResponseCode = val;
// if we get banned pause the command processor for a while
// so we don't make the ban worse
if (ResponseCode == 555)
{
JMMService.AnidbProcessor.IsBanned = true;
JMMService.AnidbProcessor.BanOrigin = "UDP";
}
else
{
JMMService.AnidbProcessor.IsBanned = false;
JMMService.AnidbProcessor.BanOrigin = "";
}
// 598 UNKNOWN COMMAND usually means we had connections issue
// 506 INVALID SESSION
// 505 ILLEGAL INPUT OR ACCESS DENIED
// reset login status to start again
if (ResponseCode == 598 || ResponseCode == 506 || ResponseCode == 506)
{
JMMService.AnidbProcessor.IsInvalidSession = true;
logger.Trace("FORCING Logout because of invalid session");
ForceReconnection();
}
// 600 INTERNAL SERVER ERROR
// 601 ANIDB OUT OF SERVICE - TRY AGAIN LATER
// 602 SERVER BUSY - TRY AGAIN LATER
// 604 TIMEOUT - DELAY AND RESUBMIT
if (ResponseCode == 600 || ResponseCode == 601 || ResponseCode == 602 || ResponseCode == 604)
{
string errormsg = "";
switch (ResponseCode)
{
case 600:
errormsg = "600 INTERNAL SERVER ERROR";
break;
case 601:
errormsg = "601 ANIDB OUT OF SERVICE - TRY AGAIN LATER";
break;
case 602:
errormsg = "602 SERVER BUSY - TRY AGAIN LATER";
break;
case 604:
errormsg = "TIMEOUT - DELAY AND RESUBMIT";
break;
}
logger.Trace("FORCING Logout because of invalid session");
JMMService.AnidbProcessor.ExtendPause(300, errormsg);
}
}
