/// <summary>
/// Subscrube a follower to a specified system
/// </summary>
/// <param name="followerID">followers ID</param>
/// <param name="systemID">systems ID</param>
public void Subscribe(String followerID, Int32 systemID)
{
FollowerPropereties followerProps;
//Перевірити чи існує такий користувач
TradingClass follower = Program.GetFollowerById(followerID);
if (follower == null)
{
lock (_syncFollowerList)
{
IEnumerable <FollowerPropereties> followerToStart = from f in _notInitializedFollowers
where f.FollowerID == followerID
select f;
if (followerToStart.Count() == 0)
{
throw new Exception("Cannot find follower by id '" + followerID + "' at list of followers");
}
if (followerToStart.Count() != 0)
{
throw new Exception("There are more than 1 follower (" + followerToStart.Count());
}
//Створити фоловера
followerProps = followerToStart.ElementAt(0);
_notInitializedFollowers.Remove(followerProps);
}
follower = new TradingClass(followerProps.FollowerID, followerProps.FollowerBrokerLogin, followerProps.FollowerBrokerLogin,
url, followerProps.FollowerEmail, Program.dbHandler, followerProps.FollowerSynchMode);
}
//Перевірити чи користувач вже не підписаний на цю систему
List <TradingClass> listOfFollowers;
lock (Program.usersLock)
{
try
{
listOfFollowers = Program.idUsers[systemID];
}
catch (KeyNotFoundException)
{
listOfFollowers = new List <TradingClass>();
}
IEnumerable <TradingClass> finded = from searchedFollower in listOfFollowers
where searchedFollower.FollowerID == followerID
select searchedFollower;
if (finded.Count() != 0)
{
throw new Exception("follower '" + followerID + "' allready subscribe to system " + systemID);
}
// Підписати фоловера
listOfFollowers.Add(follower);
}
}
public void StopFollower(String followerId)
{
TradingClass follower = Program.GetFollowerById(followerId);
try
{
follower.StopUser();
}
catch (Exception e)
{
Program.log.Error(e.Message);
Program.log.Debug(e.StackTrace.ToString());
Program.WriteError("Error in ExternalClientManager.StopUser. Additional info : " + e.Message);
}
}
private static void ProcessUsersSolveProblem(DateTime initialTime)
{
//Отримати список користувачів для синхронізації
List <String> usersToSync = GetUsersMarkedToSync();
foreach (String aUserID in usersToSync)
{
TradingClass someUser = GetFollowerById(aUserID);
if (someUser == null)
{
WriteError("Cannot find user by ID : " + aUserID);
}
else
{
//Видалити користувача зі списку
UnmarkUserToSync(aUserID);
try
{
//Отримати ордери - вирішення проблеми
List <Order> syncOrders = syncSolver.solve(aUserID, getListenedID(aUserID), initialTime);
//Видалити ордери з списку непідтверджених
someUser.ClearOrders();
//Розблокувати користувача (він ймовірно заблокований)
someUser.UnlockUser();
foreach (Order order in syncOrders)
{
order.PrevScanTime = initialTime;
someUser.SendOrder(order);
}
}
catch (Exception e)
{
Program.WriteError("Exception in Program while resolving sync problem. Detail info : " + e.Message);
Program.log.Error("" + e.GetType().Name + " exception");
Program.log.Debug("Exception in Program while resolving sync problem. Error message : " + e.Message + "\n" + e.StackTrace.ToString());
}
}
}
}
public void processReq(object osocket)
{
Socket socket = (Socket)osocket;
byte[] buffData = new byte[300];
int recLen = 0;
string message = "";
int endls = 0;
try
{
while (isRunning)
{
recLen = socket.Receive(buffData);
message += _stringCoder.GetString(buffData, 0, recLen);
endls = 0;
for (int i = 0; i < message.Length; ++i)
{
if (message[i] == '\n') ++endls;
}
if (endls != 0) break;
}
}
catch(Exception e)
{
Program.log.Error("Error occured when try to recieve data from socket");
Program.log.Debug(e.Message);
Program.log.Debug(e.StackTrace);
}
if (!isRunning)
{
try
{
socket.Shutdown(SocketShutdown.Both);
}
catch (Exception e)
{
Program.log.Error("Error trying to Shutdown client socket");
Program.log.Debug(e.Message);
Program.log.Debug(e.StackTrace);
}
socket.Close();
return;
}
string[] funcArgs = message.Split(';');
Int32 strategyID = Convert.ToInt32(funcArgs[2]);
List<TradingClass> connectObjList;
System.Console.WriteLine("NET listener get request. try to process it");
switch (funcArgs[0].ToLower().Trim())
{
case "stop" :
TradingClass tc = Program.GetFollowerById(funcArgs[1]);
tc.StopUser();
break;
case "continue" :
Program.MarkUserToSync(funcArgs[1]);
break;
}
}
/// <summary>
/// This method create a dictionary. The kay in the dictionary is the user listened systemID, the values of the Dictionary
/// is a list of users TradingClass that represents the current user account, that listen the current key SystemID
/// </summary>
/// <returns>a dictionary : key - user listened SystemID, value - a list of users thet listening current SystemID(key)</returns>
public Dictionary <Int32, List <TradingClass> > getConnectedUsers(ErrorDbHandler mainDBhandler, ErrorHandler errorHandler)
{
Dictionary <Int32, List <TradingClass> > initializedFollowers = new Dictionary <Int32, List <TradingClass> >();
List <CompleteFollower> followers = new List <CompleteFollower>();
SqlDataReader reader = null;
SqlCommand sqlCmd = null;
StringBuilder sqlStrBuilder = new StringBuilder();
//Отримати користувачів
sqlStrBuilder.Append("SELECT TEMP.AccountId_, TEMP.AccountType_, TEMP.SubscriptionType_,\n")
.Append("TEMP.BrockerName_, TEMP.BrockerLogin_ , TEMP.BrockerPassswd_,\n")
.Append("TEMP.SyncMethod_, [USERS].[dbo].[aspnet_Membership].[Email]\n")
.Append("FROM [USERS].[dbo].[aspnet_Membership],\n")
.Append("( SELECT [USERS].[dbo].[USERBROKERS].[AccountId] AS AccountId_,\n")
.Append("[USERS].[dbo].[USERBROKERS].[UserId] AS UserId_,\n")
.Append("[USERS].[dbo].[USERBROKERS].[BrokerLogin] AS BrockerLogin_,\n")
.Append("[USERS].[dbo].[USERBROKERS].[BrokerName] AS BrockerName_,\n")
.Append("[USERS].[dbo].[USERBROKERS].[BrokerPassword] AS BrockerPassswd_,\n")
.Append("[USERS].[dbo].[USERBROKERS].[SubscriptionType] AS SubscriptionType_,\n")
.Append("[USERS].[dbo].[USERBROKERS].[AccountType] AS AccountType_,\n")
.Append("[USERS].[dbo].[USERBROKERS].[SyncMethod] AS SyncMethod_\n")
.Append(" FROM [USERS].[dbo].[USERBROKERS]\n")
.Append("WHERE [USERS].[dbo].[USERBROKERS].[BrokerName] = '").Append(PLATFORM).Append("'\n")
.Append("AND [USERS].[dbo].[USERBROKERS].[SubscriptionType] = 'Signal receiver'\n")
.Append(") AS TEMP\n")
.Append("WHERE [USERS].[dbo].[aspnet_Membership].[UserId] = TEMP.UserId_");
sqlCmd = new SqlCommand(sqlStrBuilder.ToString(), conn);
lock (sqlQueryLock)
{
try
{
reader = sqlCmd.ExecuteReader();
while (reader.Read())
{
followers.Add(new CompleteFollower(reader, fieldsMatching));
}
sqlCmd.Dispose();
reader.Close();
}
catch (Exception e0)
{
String errorStr = "Exception in DatabaseClass while try to get registered users/account from db";
Program.log.Error(errorStr);
Program.log.Debug("SQL command is " + sqlCmd.CommandText);
Program.log.Debug(e0.Message);
Program.log.Debug(e0.StackTrace);
Program.WriteError(errorStr + "\n" + e0.Message);
}
if (followers.Count == 0)
{
return(initializedFollowers);
}
//Отримати список провайдерів на які підписані отримані користувачі
sqlStrBuilder.Clear();
sqlStrBuilder.Append("SELECT [USERS].[DBO].[AccountIdToSystemId].[AccountId],\n")
.Append("[USERS].[DBO].[AccountIdToSystemId].[SystemId]\n")
.Append("FROM [USERS].[dbo].[AccountIdToSystemId]\n")
.Append("WHERE [USERS].[DBO].[AccountIdToSystemId].[AccountId] = '").Append(followers[0].AccountId).Append("'\n");
for (int i = 1; i < followers.Count; ++i)
{
sqlStrBuilder.Append("OR [USERS].[DBO].[AccountIdToSystemId].[AccountId] = '").Append(followers[i].AccountId).Append("'\n");
}
sqlCmd = new SqlCommand(sqlStrBuilder.ToString(), conn);
reader = sqlCmd.ExecuteReader();
Dictionary <String, List <Int32> > readedMathing = new Dictionary <string, List <int> >();
List <Int32> systems = new List <int>();
String readedAccountId;
while (reader.Read())
{
readedAccountId = Convert.ToString(reader["AccountId"]);
try
{
systems = readedMathing[readedAccountId];
}
catch (KeyNotFoundException)
{
systems = new List <int>();
}
systems.Add(Convert.ToInt32(reader["SystemId"].ToString().GetHashCode()));
readedMathing[readedAccountId] = systems;
}
sqlCmd.Dispose();
reader.Close();
for (int i = 0; i < followers.Count; ++i)
{
//Можлива ситуація що фоловер ще не підписаний ні наякі системи
try { followers[i].AddListenedSystems(readedMathing[followers[i].AccountId]); }
catch (KeyNotFoundException) { followers.RemoveAt(i--); }
}
//Ініціалізувати кожного фоловера (створити для них обєкти їх АРІ)
TradingClass initializedFollower;
List <TradingClass> initializedFollowersList;
foreach (CompleteFollower follower in followers)
{
initializedFollower = new TradingClass(
follower.AccountId, follower.BrokerLogin, follower.BrokerPassword,
"https://testapi.lmaxtrader.com/", follower.Email, mainDBhandler,
Presets.GetSyncMode(follower.SynchronizationType)
);
initializedFollower.Login();
foreach (Int32 system in follower.ListenedSystems)
{
try
{
initializedFollowersList = initializedFollowers[system];
}
catch (KeyNotFoundException)
{
initializedFollowersList = new List <TradingClass>();
}
initializedFollowersList.Add(initializedFollower);
initializedFollowers[system] = initializedFollowersList;
}
}
return(initializedFollowers);
}
}
