| public SetHostnameAndPort ( string AddressString ) : void | ||
| AddressString | string | Supplies the address string to set the /// server network address information from. |
| return | void | |
/// <summary>
/// Reference the data for a server by the server name. If the data
/// was not yet available, it is retrieved from the database.
/// </summary>
/// <param name="ServerName">Supplies the object name.</param>
/// <param name="Database">Supplies the database connection to use for
/// queries, if required. The active rowset may be consumed.</param>
/// <returns>The object data is returned, else null if the object did
/// not exist.</returns>
public GameServer ReferenceServerByName(string ServerName, IALFADatabase Database)
{
//
// Check if the object is already known first.
//
GameServer Server = (from S in Servers
where S.ServerName.Equals(ServerName, StringComparison.InvariantCultureIgnoreCase)
select S).FirstOrDefault();
if (Server != null)
return Server;
//
// Need to pull the data from the database.
//
if (Database == null)
return null;
Database.ACR_SQLQuery(String.Format(
"SELECT `ID`, `IPAddress`, `Name` FROM `servers` WHERE `Name` = '{0}'",
Database.ACR_SQLEncodeSpecialChars(ServerName)));
if (!Database.ACR_SQLFetch())
return null;
Server = new GameServer(this);
Server.ServerId = Convert.ToInt32(Database.ACR_SQLGetData(0));
Server.SetHostnameAndPort(Database.ACR_SQLGetData(1));
Server.ServerName = Database.ACR_SQLGetData(2);
InsertNewServer(Server, Database);
return Server;
}
/// <summary>
/// Reference the data for a server by the server id. If the data
/// was not yet available, it is retrieved from the database.
/// </summary>
/// <param name="ServerId">Supplies the object id.</param>
/// <param name="Database">Supplies the database connection to use for
/// queries, if required. The active rowset may be consumed.</param>
/// <returns>The object data is returned, else null if the object did
/// not exist.</returns>
public GameServer ReferenceServerById(int ServerId, IALFADatabase Database)
{
//
// Check if the object is already known first.
//
GameServer Server = (from S in Servers
where S.ServerId == ServerId
select S).FirstOrDefault();
if (Server != null)
return Server;
//
// Need to pull the data from the database.
//
if (Database == null)
return null;
Database.ACR_SQLQuery(String.Format(
"SELECT `Name`, `IPAddress` FROM `servers` WHERE `ID` = {0}",
ServerId));
if (!Database.ACR_SQLFetch())
return null;
Server = new GameServer(this);
Server.ServerName = Database.ACR_SQLGetData(0);
Server.ServerId = ServerId;
Server.SetHostnameAndPort(Database.ACR_SQLGetData(1));
InsertNewServer(Server, Database);
return Server;
}
/// <summary>
/// This method performs the initial synchronization step at first run
/// that downloads the initial character list. A bulk query is issued
/// here to reduce the number of database round-trips at startup time.
///
/// Note that no attempt is made to mark offline characters here. That
/// step is done in the normal synchronization round, as this is the
/// initial round anyway.
/// </summary>
private void PerformInitialSynchronization()
{
IALFADatabase Database = DatabaseLinkQueryThread;
List<InitialSynchronizationRow> Rowset = new List<InitialSynchronizationRow>();
Database.ACR_SQLQuery(
"SELECT " +
"`characters`.`ID` AS character_id, " + // 0
"`characters`.`PlayerID` AS player_id, " + // 1
"`characters`.`Name` AS character_name, " + // 2
"`characters`.`ServerID` AS server_id, " + // 3
"`characters`.`Location` AS character_location, " + // 4
"`players`.`IsDM` AS player_is_dm, " + // 5
"`players`.`Name` AS player_name, " + // 6
"`servers`.`IPAddress` AS server_address_string, " + // 7
"`servers`.`Name` AS server_name " + // 8
"FROM " +
"`characters` " +
"INNER JOIN `servers` ON `characters`.`ServerID` = `servers`.`ID` " +
"INNER JOIN `players` ON `characters`.`PlayerID` = `players`.`ID` " +
"WHERE " +
"`characters`.`IsOnline` = 1 "
);
while (Database.ACR_SQLFetch())
{
InitialSynchronizationRow Row;
Row.CharacterId = Convert.ToInt32(Database.ACR_SQLGetData(0));
Row.PlayerId = Convert.ToInt32(Database.ACR_SQLGetData(1));
Row.CharacterName = Database.ACR_SQLGetData(2);
Row.ServerId = Convert.ToInt32(Database.ACR_SQLGetData(3));
Row.CharacterLocation = Database.ACR_SQLGetData(4);
Row.PlayerIsDM = ConvertToBoolean(Database.ACR_SQLGetData(5));
Row.PlayerName = Database.ACR_SQLGetData(6);
Row.ServerAddressString = Database.ACR_SQLGetData(7);
Row.ServerName = Database.ACR_SQLGetData(8);
Rowset.Add(Row);
}
lock (this)
{
//
// Update entries.
//
foreach (InitialSynchronizationRow Row in Rowset)
{
GameServer Server = (from S in Servers
where S.ServerId == Row.ServerId
select S).FirstOrDefault();
if (Server == null)
{
Server = new GameServer(this);
Server.ServerName = Row.ServerName;
Server.ServerId = Row.ServerId;
Server.SetHostnameAndPort(Row.ServerAddressString);
InsertNewServer(Server, Database);
}
GamePlayer Player = (from P in Players
where P.PlayerId == Row.PlayerId
select P).FirstOrDefault();
if (Player == null)
{
Player = new GamePlayer(this);
Player.PlayerName = Row.PlayerName;
Player.PlayerId = Row.PlayerId;
Player.IsDM = Row.PlayerIsDM;
InsertNewPlayer(Player, Database);
}
GameCharacter Character = (from C in Characters
where C.CharacterId == Row.CharacterId
select C).FirstOrDefault();
if (Character == null)
{
Character = new GameCharacter(this);
Character.CharacterId = Row.CharacterId;
Character.PlayerId = Row.PlayerId;
Character.Online = true;
Character.CharacterName = Row.CharacterName;
Character.LocationString = Row.CharacterLocation;
InsertNewCharacter(Character, Row.ServerId, Database, null);
}
}
#if DEBUG_MODE
WriteDiagnosticLog(String.Format("GameWorldManager.PerformInitialSynchronization: Synchronized {0} servers, {1} players, {2} characters.",
ServerList.Count,
PlayerList.Count,
CharacterList.Count));
#endif
}
}