internal IRCConnector(ChannelState cs)
{
// Prepare network interface
m_tcp = null;
m_writer = null;
m_reader = null;
// Setup IRC session parameters
m_server = cs.Server;
m_password = cs.Password;
m_baseNick = cs.BaseNickname;
m_randomizeNick = cs.RandomizeNickname;
m_ircChannel = cs.IrcChannel;
m_port = cs.Port;
m_user = cs.User;
if (m_watchdog == null)
{
// Non-differentiating
ICCD_PERIOD = cs.ConnectDelay;
PING_PERIOD = cs.PingDelay;
// Smaller values are not reasonable
if (ICCD_PERIOD < 5)
{
ICCD_PERIOD = 5;
}
if (PING_PERIOD < 5)
{
PING_PERIOD = 5;
}
_icc_ = ICCD_PERIOD; // get started right away!
}
// The last line of defense
if (m_server == null || m_baseNick == null || m_ircChannel == null || m_user == null)
{
throw new Exception("Invalid connector configuration");
}
// Generate an initial nickname if randomizing is enabled
if (m_randomizeNick)
{
m_nick = m_baseNick + Util.RandomClass.Next(1, 99);
}
m_log.InfoFormat("[IRC-Connector-{0}]: Initialization complete", idn);
}
// Determine whether or not this is a 'new' channel. Only those
// attributes that uniquely distinguish an IRC connection should
// be included here (and only those attributes should really be
// in the ChannelState structure)
private bool IsAConnectionMatchFor(ChannelState cs)
{
return(
Server == cs.Server &&
IrcChannel == cs.IrcChannel &&
Port == cs.Port &&
BaseNickname == cs.BaseNickname &&
User == cs.User
);
}
internal ChannelState UpdateRelayOut(RegionState rs, string channel)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.RelayChannelOut = Convert.ToInt32(channel);
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return(cs);
}
internal ChannelState UpdateClientReporting(RegionState rs, string cr)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.ClientReporting = Convert.ToBoolean(cr);
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return(cs);
}
internal ChannelState UpdateNickname(RegionState rs, string nickname)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.BaseNickname = nickname;
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return(cs);
}
internal ChannelState UpdateChannel(RegionState rs, string channel)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.IrcChannel = channel;
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return(cs);
}
internal ChannelState UpdatePort(RegionState rs, string port)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.Port = Convert.ToUInt32(port);
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return(cs);
}
// These routines allow differentiating changes to
// the underlying channel state. If necessary, a
// new channel state will be created.
internal ChannelState UpdateServer(RegionState rs, string server)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.Server = server;
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return(cs);
}
// Setup runtime variable values
public RegionState(Scene p_scene, IConfig p_config)
{
scene = p_scene;
config = p_config;
Region = scene.RegionInfo.RegionName;
Host = scene.RegionInfo.ExternalHostName;
LocX = Convert.ToString(scene.RegionInfo.RegionLocX);
LocY = Convert.ToString(scene.RegionInfo.RegionLocY);
IDK = Convert.ToString(_idk_++);
showAlert = config.GetBoolean("alert_show", false);
string alertServerInfo = String.Empty;
if (showAlert)
{
bool showAlertServerInfo = config.GetBoolean("alert_show_serverinfo", true);
if (showAlertServerInfo)
{
alertServerInfo = String.Format("\nServer: {0}\nPort: {1}\nChannel: {2}\n\n",
config.GetString("server", ""), config.GetString("port", ""), config.GetString("channel", ""));
}
string alertPreMessage = config.GetString("alert_msg_pre", "This region is linked to Irc.");
string alertPostMessage = config.GetString("alert_msg_post", "Everything you say in public chat can be listened.");
alertMessage = String.Format("{0}\n{1}{2}", alertPreMessage, alertServerInfo, alertPostMessage);
dialogModule = scene.RequestModuleInterface <IDialogModule>();
}
// OpenChannel conditionally establishes a connection to the
// IRC server. The request will either succeed, or it will
// throw an exception.
ChannelState.OpenChannel(this, config);
// Connect channel to world events
scene.EventManager.OnChatFromWorld += OnSimChat;
scene.EventManager.OnChatFromClient += OnSimChat;
scene.EventManager.OnMakeRootAgent += OnMakeRootAgent;
scene.EventManager.OnMakeChildAgent += OnMakeChildAgent;
m_log.InfoFormat("[IRC-Region {0}] Initialization complete", Region);
}
// This level of obsessive matching allows us to produce
// a minimal overhead int he case of a server which does
// need to differentiate IRC at a region level.
private bool IsAPerfectMatchFor(ChannelState cs)
{
return(IsAConnectionMatchFor(cs) &&
RelayChannelOut == cs.RelayChannelOut &&
PrivateMessageFormat == cs.PrivateMessageFormat &&
NoticeMessageFormat == cs.NoticeMessageFormat &&
RandomizeNickname == cs.RandomizeNickname &&
AccessPassword == cs.AccessPassword &&
CommandsEnabled == cs.CommandsEnabled &&
CommandChannel == cs.CommandChannel &&
DefaultZone == cs.DefaultZone &&
RelayPrivateChannels == cs.RelayPrivateChannels &&
RelayChannel == cs.RelayChannel &&
RelayChat == cs.RelayChat &&
ClientReporting == cs.ClientReporting
);
}
public void BroadcastSim(string sender, string format, params string[] args)
{
try
{
OSChatMessage c = new OSChatMessage();
c.From = sender;
c.Message = String.Format(format, args);
c.Type = ChatTypeEnum.Region; // ChatTypeEnum.Say;
c.Position = CenterOfRegion;
c.Sender = null;
c.SenderUUID = UUID.Zero;
ChannelState.OSChat(this, c, true);
}
catch (Exception ex) // IRC gate should not crash Sim
{
m_log.ErrorFormat("[IRC-Connector-{0}]: BroadcastSim Exception Trap: {1}\n{2}", idn, ex.Message, ex.StackTrace);
}
}
// This constructor is used by the Update* methods. A copy of the
// existing channel state is created, and distinguishing characteristics
// are copied across.
internal ChannelState(ChannelState model)
{
Server = model.Server;
Password = model.Password;
IrcChannel = model.IrcChannel;
Port = model.Port;
BaseNickname = model.BaseNickname;
RandomizeNickname = model.RandomizeNickname;
User = model.User;
CommandsEnabled = model.CommandsEnabled;
CommandChannel = model.CommandChannel;
RelayChat = model.RelayChat;
RelayPrivateChannels = model.RelayPrivateChannels;
RelayChannelOut = model.RelayChannelOut;
RelayChannel = model.RelayChannel;
ValidInWorldChannels = model.ValidInWorldChannels;
PrivateMessageFormat = model.PrivateMessageFormat;
NoticeMessageFormat = model.NoticeMessageFormat;
ClientReporting = model.ClientReporting;
AccessPassword = model.AccessPassword;
DefaultZone = model.DefaultZone;
ConnectDelay = model.ConnectDelay;
PingDelay = model.PingDelay;
}
// This level of obsessive matching allows us to produce
// a minimal overhead int he case of a server which does
// need to differentiate IRC at a region level.
private bool IsAPerfectMatchFor(ChannelState cs)
{
return (IsAConnectionMatchFor(cs) &&
RelayChannelOut == cs.RelayChannelOut &&
PrivateMessageFormat == cs.PrivateMessageFormat &&
NoticeMessageFormat == cs.NoticeMessageFormat &&
RandomizeNickname == cs.RandomizeNickname &&
AccessPassword == cs.AccessPassword &&
CommandsEnabled == cs.CommandsEnabled &&
CommandChannel == cs.CommandChannel &&
DefaultZone == cs.DefaultZone &&
RelayPrivateChannels == cs.RelayPrivateChannels &&
RelayChannel == cs.RelayChannel &&
RelayChat == cs.RelayChat &&
ClientReporting == cs.ClientReporting
);
}
// Determine whether or not this is a 'new' channel. Only those
// attributes that uniquely distinguish an IRC connection should
// be included here (and only those attributes should really be
// in the ChannelState structure)
private bool IsAConnectionMatchFor(ChannelState cs)
{
return (
Server == cs.Server &&
IrcChannel == cs.IrcChannel &&
Port == cs.Port &&
BaseNickname == cs.BaseNickname &&
User == cs.User
);
}
internal ChannelState UpdateRelayOut(RegionState rs, string channel)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.RelayChannelOut = Convert.ToInt32(channel);
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return cs;
}
internal ChannelState UpdateClientReporting(RegionState rs, string cr)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.ClientReporting = Convert.ToBoolean(cr);
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return cs;
}
internal ChannelState UpdateNickname(RegionState rs, string nickname)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.BaseNickname = nickname;
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return cs;
}
internal ChannelState UpdateChannel(RegionState rs, string channel)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.IrcChannel = channel;
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return cs;
}
// An initialized channel state instance is passed in. If an identical
// channel state instance already exists, then the existing instance
// is used to replace the supplied value.
// If the instance matches with respect to IRC, then the underlying
// IRCConnector is assigned to the supplied channel state and the
// updated value is returned.
// If there is no match, then the supplied instance is completed by
// creating and assigning an instance of an IRC connector.
private static ChannelState Integrate(RegionState rs, ChannelState p_cs)
{
ChannelState cs = p_cs;
// Check to see if we have an existing server/channel setup that can be used
// In the absence of variable substitution this will always resolve to the
// same ChannelState instance, and the table will only contains a single
// entry, so the performance considerations for the existing behavior are
// zero. Only the IRC connector is shared, the ChannelState still contains
// values that, while independent of the IRC connetion, do still distinguish
// this region's behavior.
lock (IRCBridgeModule.m_channels)
{
foreach (ChannelState xcs in IRCBridgeModule.m_channels)
{
if (cs.IsAPerfectMatchFor(xcs))
{
m_log.DebugFormat("[IRC-Channel-{0}] Channel state matched", cs.idn);
cs = xcs;
break;
}
if (cs.IsAConnectionMatchFor(xcs))
{
m_log.DebugFormat("[IRC-Channel-{0}] Channel matched", cs.idn);
cs.irc = xcs.irc;
break;
}
}
}
// No entry was found, so this is going to be a new entry.
if (cs.irc == null)
{
m_log.DebugFormat("[IRC-Channel-{0}] New channel required", cs.idn);
if ((cs.irc = new IRCConnector(cs)) != null)
{
IRCBridgeModule.m_channels.Add(cs);
m_log.InfoFormat("[IRC-Channel-{0}] New channel initialized for {1}, nick: {2}, commands {3}, private channels {4}",
cs.idn, rs.Region, cs.DefaultZone,
cs.CommandsEnabled ? "enabled" : "not enabled",
cs.RelayPrivateChannels ? "relayed" : "not relayed");
}
else
{
string txt = String.Format("[IRC-Channel-{0}] Region {1} failed to connect to channel {2} on server {3}:{4}",
cs.idn, rs.Region, cs.IrcChannel, cs.Server, cs.Port);
m_log.Error(txt);
throw new Exception(txt);
}
}
else
{
m_log.InfoFormat("[IRC-Channel-{0}] Region {1} reusing existing connection to channel {2} on server {3}:{4}",
cs.idn, rs.Region, cs.IrcChannel, cs.Server, cs.Port);
}
m_log.InfoFormat("[IRC-Channel-{0}] Region {1} associated with channel {2} on server {3}:{4}",
cs.idn, rs.Region, cs.IrcChannel, cs.Server, cs.Port);
// We're finally ready to commit ourselves
return(cs);
}
// These routines allow differentiating changes to
// the underlying channel state. If necessary, a
// new channel state will be created.
internal ChannelState UpdateServer(RegionState rs, string server)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.Server = server;
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return cs;
}
// An initialized channel state instance is passed in. If an identical
// channel state instance already exists, then the existing instance
// is used to replace the supplied value.
// If the instance matches with respect to IRC, then the underlying
// IRCConnector is assigned to the supplied channel state and the
// updated value is returned.
// If there is no match, then the supplied instance is completed by
// creating and assigning an instance of an IRC connector.
private static ChannelState Integrate(RegionState rs, ChannelState p_cs)
{
ChannelState cs = p_cs;
// Check to see if we have an existing server/channel setup that can be used
// In the absence of variable substitution this will always resolve to the
// same ChannelState instance, and the table will only contains a single
// entry, so the performance considerations for the existing behavior are
// zero. Only the IRC connector is shared, the ChannelState still contains
// values that, while independent of the IRC connetion, do still distinguish
// this region's behavior.
lock (IRCBridgeModule.m_channels)
{
foreach (ChannelState xcs in IRCBridgeModule.m_channels)
{
if (cs.IsAPerfectMatchFor(xcs))
{
m_log.DebugFormat("[IRC-Channel-{0}] Channel state matched", cs.idn);
cs = xcs;
break;
}
if (cs.IsAConnectionMatchFor(xcs))
{
m_log.DebugFormat("[IRC-Channel-{0}] Channel matched", cs.idn);
cs.irc = xcs.irc;
break;
}
}
}
// No entry was found, so this is going to be a new entry.
if (cs.irc == null)
{
m_log.DebugFormat("[IRC-Channel-{0}] New channel required", cs.idn);
if ((cs.irc = new IRCConnector(cs)) != null)
{
IRCBridgeModule.m_channels.Add(cs);
m_log.InfoFormat("[IRC-Channel-{0}] New channel initialized for {1}, nick: {2}, commands {3}, private channels {4}",
cs.idn, rs.Region, cs.DefaultZone,
cs.CommandsEnabled ? "enabled" : "not enabled",
cs.RelayPrivateChannels ? "relayed" : "not relayed");
}
else
{
string txt = String.Format("[IRC-Channel-{0}] Region {1} failed to connect to channel {2} on server {3}:{4}",
cs.idn, rs.Region, cs.IrcChannel, cs.Server, cs.Port);
m_log.Error(txt);
throw new Exception(txt);
}
}
else
{
m_log.InfoFormat("[IRC-Channel-{0}] Region {1} reusing existing connection to channel {2} on server {3}:{4}",
cs.idn, rs.Region, cs.IrcChannel, cs.Server, cs.Port);
}
m_log.InfoFormat("[IRC-Channel-{0}] Region {1} associated with channel {2} on server {3}:{4}",
cs.idn, rs.Region, cs.IrcChannel, cs.Server, cs.Port);
// We're finally ready to commit ourselves
return cs;
}
// Read the configuration file, performing variable substitution and any
// necessary aliasing. See accompanying documentation for how this works.
// If you don't need variables, then this works exactly as before.
// If either channel or server are not specified, the request fails.
internal static void OpenChannel(RegionState rs, IConfig config)
{
// Create a new instance of a channel. This may not actually
// get used if an equivalent channel already exists.
ChannelState cs = new ChannelState();
// Read in the configuration file and filter everything for variable
// subsititution.
m_log.DebugFormat("[IRC-Channel-{0}] Initial request by Region {1} to connect to IRC", cs.idn, rs.Region);
cs.Server = Substitute(rs, config.GetString("server", null));
m_log.DebugFormat("[IRC-Channel-{0}] Server : <{1}>", cs.idn, cs.Server);
cs.Password = Substitute(rs, config.GetString("password", null));
// probably not a good idea to put a password in the log file
cs.User = Substitute(rs, config.GetString("user", null));
cs.IrcChannel = Substitute(rs, config.GetString("channel", null));
m_log.DebugFormat("[IRC-Channel-{0}] IrcChannel : <{1}>", cs.idn, cs.IrcChannel);
cs.Port = Convert.ToUInt32(Substitute(rs, config.GetString("port", Convert.ToString(cs.Port))));
m_log.DebugFormat("[IRC-Channel-{0}] Port : <{1}>", cs.idn, cs.Port);
cs.BaseNickname = Substitute(rs, config.GetString("nick", cs.BaseNickname));
m_log.DebugFormat("[IRC-Channel-{0}] BaseNickname : <{1}>", cs.idn, cs.BaseNickname);
cs.RandomizeNickname = Convert.ToBoolean(Substitute(rs, config.GetString("randomize_nick", Convert.ToString(cs.RandomizeNickname))));
m_log.DebugFormat("[IRC-Channel-{0}] RandomizeNickname : <{1}>", cs.idn, cs.RandomizeNickname);
cs.RandomizeNickname = Convert.ToBoolean(Substitute(rs, config.GetString("nicknum", Convert.ToString(cs.RandomizeNickname))));
m_log.DebugFormat("[IRC-Channel-{0}] RandomizeNickname : <{1}>", cs.idn, cs.RandomizeNickname);
cs.User = Substitute(rs, config.GetString("username", cs.User));
m_log.DebugFormat("[IRC-Channel-{0}] User : <{1}>", cs.idn, cs.User);
cs.CommandsEnabled = Convert.ToBoolean(Substitute(rs, config.GetString("commands_enabled", Convert.ToString(cs.CommandsEnabled))));
m_log.DebugFormat("[IRC-Channel-{0}] CommandsEnabled : <{1}>", cs.idn, cs.CommandsEnabled);
cs.CommandChannel = Convert.ToInt32(Substitute(rs, config.GetString("commandchannel", Convert.ToString(cs.CommandChannel))));
m_log.DebugFormat("[IRC-Channel-{0}] CommandChannel : <{1}>", cs.idn, cs.CommandChannel);
cs.CommandChannel = Convert.ToInt32(Substitute(rs, config.GetString("command_channel", Convert.ToString(cs.CommandChannel))));
m_log.DebugFormat("[IRC-Channel-{0}] CommandChannel : <{1}>", cs.idn, cs.CommandChannel);
cs.RelayChat = Convert.ToBoolean(Substitute(rs, config.GetString("relay_chat", Convert.ToString(cs.RelayChat))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayChat : <{1}>", cs.idn, cs.RelayChat);
cs.RelayPrivateChannels = Convert.ToBoolean(Substitute(rs, config.GetString("relay_private_channels", Convert.ToString(cs.RelayPrivateChannels))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayPrivateChannels : <{1}>", cs.idn, cs.RelayPrivateChannels);
cs.RelayPrivateChannels = Convert.ToBoolean(Substitute(rs, config.GetString("useworldcomm", Convert.ToString(cs.RelayPrivateChannels))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayPrivateChannels : <{1}>", cs.idn, cs.RelayPrivateChannels);
cs.RelayChannelOut = Convert.ToInt32(Substitute(rs, config.GetString("relay_private_channel_out", Convert.ToString(cs.RelayChannelOut))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayChannelOut : <{1}>", cs.idn, cs.RelayChannelOut);
cs.RelayChannel = Convert.ToInt32(Substitute(rs, config.GetString("relay_private_channel_in", Convert.ToString(cs.RelayChannel))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayChannel : <{1}>", cs.idn, cs.RelayChannel);
cs.RelayChannel = Convert.ToInt32(Substitute(rs, config.GetString("inchannel", Convert.ToString(cs.RelayChannel))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayChannel : <{1}>", cs.idn, cs.RelayChannel);
cs.PrivateMessageFormat = Substitute(rs, config.GetString("msgformat", cs.PrivateMessageFormat));
m_log.DebugFormat("[IRC-Channel-{0}] PrivateMessageFormat : <{1}>", cs.idn, cs.PrivateMessageFormat);
cs.NoticeMessageFormat = Substitute(rs, config.GetString("noticeformat", cs.NoticeMessageFormat));
m_log.DebugFormat("[IRC-Channel-{0}] NoticeMessageFormat : <{1}>", cs.idn, cs.NoticeMessageFormat);
cs.ClientReporting = Convert.ToInt32(Substitute(rs, config.GetString("verbosity", cs.ClientReporting?"1":"0"))) > 0;
m_log.DebugFormat("[IRC-Channel-{0}] ClientReporting : <{1}>", cs.idn, cs.ClientReporting);
cs.ClientReporting = Convert.ToBoolean(Substitute(rs, config.GetString("report_clients", Convert.ToString(cs.ClientReporting))));
m_log.DebugFormat("[IRC-Channel-{0}] ClientReporting : <{1}>", cs.idn, cs.ClientReporting);
cs.DefaultZone = Substitute(rs, config.GetString("fallback_region", cs.DefaultZone));
m_log.DebugFormat("[IRC-Channel-{0}] DefaultZone : <{1}>", cs.idn, cs.DefaultZone);
cs.ConnectDelay = Convert.ToInt32(Substitute(rs, config.GetString("connect_delay", Convert.ToString(cs.ConnectDelay))));
m_log.DebugFormat("[IRC-Channel-{0}] ConnectDelay : <{1}>", cs.idn, cs.ConnectDelay);
cs.PingDelay = Convert.ToInt32(Substitute(rs, config.GetString("ping_delay", Convert.ToString(cs.PingDelay))));
m_log.DebugFormat("[IRC-Channel-{0}] PingDelay : <{1}>", cs.idn, cs.PingDelay);
cs.AccessPassword = Substitute(rs, config.GetString("access_password", cs.AccessPassword));
m_log.DebugFormat("[IRC-Channel-{0}] AccessPassword : <{1}>", cs.idn, cs.AccessPassword);
string[] excludes = config.GetString("exclude_list", "").Trim().Split(new Char[] { ',' });
cs.ExcludeList = new List<string>(excludes.Length);
foreach (string name in excludes)
{
cs.ExcludeList.Add(name.Trim().ToLower());
}
// Fail if fundamental information is still missing
if (cs.Server == null || cs.IrcChannel == null || cs.BaseNickname == null || cs.User == null)
throw new Exception(String.Format("[IRC-Channel-{0}] Invalid configuration for region {1}", cs.idn, rs.Region));
m_log.InfoFormat("[IRC-Channel-{0}] Configuration for Region {1} is valid", cs.idn, rs.Region);
m_log.InfoFormat("[IRC-Channel-{0}] Server = {1}", cs.idn, cs.Server);
m_log.InfoFormat("[IRC-Channel-{0}] Channel = {1}", cs.idn, cs.IrcChannel);
m_log.InfoFormat("[IRC-Channel-{0}] Port = {1}", cs.idn, cs.Port);
m_log.InfoFormat("[IRC-Channel-{0}] Nickname = {1}", cs.idn, cs.BaseNickname);
m_log.InfoFormat("[IRC-Channel-{0}] User = {1}", cs.idn, cs.User);
// Set the channel state for this region
if (cs.RelayChat)
{
cs.ValidInWorldChannels.Add(0);
cs.ValidInWorldChannels.Add(DEBUG_CHANNEL);
}
if (cs.RelayPrivateChannels)
cs.ValidInWorldChannels.Add(cs.RelayChannelOut);
rs.cs = Integrate(rs, cs);
}
// This constructor is used by the Update* methods. A copy of the
// existing channel state is created, and distinguishing characteristics
// are copied across.
internal ChannelState(ChannelState model)
{
Server = model.Server;
Password = model.Password;
IrcChannel = model.IrcChannel;
Port = model.Port;
BaseNickname = model.BaseNickname;
RandomizeNickname = model.RandomizeNickname;
User = model.User;
CommandsEnabled = model.CommandsEnabled;
CommandChannel = model.CommandChannel;
RelayChat = model.RelayChat;
RelayPrivateChannels = model.RelayPrivateChannels;
RelayChannelOut = model.RelayChannelOut;
RelayChannel = model.RelayChannel;
ValidInWorldChannels = model.ValidInWorldChannels;
PrivateMessageFormat = model.PrivateMessageFormat;
NoticeMessageFormat = model.NoticeMessageFormat;
ClientReporting = model.ClientReporting;
AccessPassword = model.AccessPassword;
DefaultZone = model.DefaultZone;
ConnectDelay = model.ConnectDelay;
PingDelay = model.PingDelay;
}
internal IRCConnector(ChannelState cs)
{
// Prepare network interface
m_tcp = null;
m_writer = null;
m_reader = null;
// Setup IRC session parameters
m_server = cs.Server;
m_password = cs.Password;
m_baseNick = cs.BaseNickname;
m_randomizeNick = cs.RandomizeNickname;
m_ircChannel = cs.IrcChannel;
m_port = cs.Port;
m_user = cs.User;
if (m_watchdog == null)
{
// Non-differentiating
ICCD_PERIOD = cs.ConnectDelay;
PING_PERIOD = cs.PingDelay;
// Smaller values are not reasonable
if (ICCD_PERIOD < 5)
ICCD_PERIOD = 5;
if (PING_PERIOD < 5)
PING_PERIOD = 5;
_icc_ = ICCD_PERIOD; // get started right away!
}
// The last line of defense
if (m_server == null || m_baseNick == null || m_ircChannel == null || m_user == null)
throw new Exception("Invalid connector configuration");
// Generate an initial nickname
if (m_randomizeNick)
m_nick = m_baseNick + Util.RandomClass.Next(1, 99);
else
m_nick = m_baseNick;
m_log.InfoFormat("[IRC-Connector-{0}]: Initialization complete", idn);
}
// Read the configuration file, performing variable substitution and any
// necessary aliasing. See accompanying documentation for how this works.
// If you don't need variables, then this works exactly as before.
// If either channel or server are not specified, the request fails.
internal static void OpenChannel(RegionState rs, IConfig config)
{
// Create a new instance of a channel. This may not actually
// get used if an equivalent channel already exists.
ChannelState cs = new ChannelState();
// Read in the configuration file and filter everything for variable
// subsititution.
m_log.DebugFormat("[IRC-Channel-{0}] Initial request by Region {1} to connect to IRC", cs.idn, rs.Region);
cs.Server = Substitute(rs, config.GetString("server", null));
cs.fromwhere = Substitute(rs, config.GetString("fromwhere", null));
m_log.DebugFormat("[IRC-Channel-{0}] Server : <{1}>", cs.idn, cs.Server);
cs.Password = Substitute(rs, config.GetString("password", null));
// probably not a good idea to put a password in the log file
cs.User = Substitute(rs, config.GetString("user", null));
cs.IrcChannel = Substitute(rs, config.GetString("channel", null));
m_log.DebugFormat("[IRC-Channel-{0}] IrcChannel : <{1}>", cs.idn, cs.IrcChannel);
cs.Port = Convert.ToUInt32(Substitute(rs, config.GetString("port", Convert.ToString(cs.Port))));
m_log.DebugFormat("[IRC-Channel-{0}] Port : <{1}>", cs.idn, cs.Port);
cs.BaseNickname = Substitute(rs, config.GetString("nick", cs.BaseNickname));
m_log.DebugFormat("[IRC-Channel-{0}] BaseNickname : <{1}>", cs.idn, cs.BaseNickname);
cs.RandomizeNickname = Convert.ToBoolean(Substitute(rs, config.GetString("randomize_nick", Convert.ToString(cs.RandomizeNickname))));
m_log.DebugFormat("[IRC-Channel-{0}] RandomizeNickname : <{1}>", cs.idn, cs.RandomizeNickname);
cs.RandomizeNickname = Convert.ToBoolean(Substitute(rs, config.GetString("nicknum", Convert.ToString(cs.RandomizeNickname))));
m_log.DebugFormat("[IRC-Channel-{0}] RandomizeNickname : <{1}>", cs.idn, cs.RandomizeNickname);
cs.User = Substitute(rs, config.GetString("username", cs.User));
m_log.DebugFormat("[IRC-Channel-{0}] User : <{1}>", cs.idn, cs.User);
cs.CommandsEnabled = Convert.ToBoolean(Substitute(rs, config.GetString("commands_enabled", Convert.ToString(cs.CommandsEnabled))));
m_log.DebugFormat("[IRC-Channel-{0}] CommandsEnabled : <{1}>", cs.idn, cs.CommandsEnabled);
cs.CommandChannel = Convert.ToInt32(Substitute(rs, config.GetString("commandchannel", Convert.ToString(cs.CommandChannel))));
m_log.DebugFormat("[IRC-Channel-{0}] CommandChannel : <{1}>", cs.idn, cs.CommandChannel);
cs.CommandChannel = Convert.ToInt32(Substitute(rs, config.GetString("command_channel", Convert.ToString(cs.CommandChannel))));
m_log.DebugFormat("[IRC-Channel-{0}] CommandChannel : <{1}>", cs.idn, cs.CommandChannel);
cs.RelayChat = Convert.ToBoolean(Substitute(rs, config.GetString("relay_chat", Convert.ToString(cs.RelayChat))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayChat : <{1}>", cs.idn, cs.RelayChat);
cs.RelayPrivateChannels = Convert.ToBoolean(Substitute(rs, config.GetString("relay_private_channels", Convert.ToString(cs.RelayPrivateChannels))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayPrivateChannels : <{1}>", cs.idn, cs.RelayPrivateChannels);
cs.RelayPrivateChannels = Convert.ToBoolean(Substitute(rs, config.GetString("useworldcomm", Convert.ToString(cs.RelayPrivateChannels))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayPrivateChannels : <{1}>", cs.idn, cs.RelayPrivateChannels);
cs.RelayChannelOut = Convert.ToInt32(Substitute(rs, config.GetString("relay_private_channel_out", Convert.ToString(cs.RelayChannelOut))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayChannelOut : <{1}>", cs.idn, cs.RelayChannelOut);
cs.RelayChannel = Convert.ToInt32(Substitute(rs, config.GetString("relay_private_channel_in", Convert.ToString(cs.RelayChannel))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayChannel : <{1}>", cs.idn, cs.RelayChannel);
cs.RelayChannel = Convert.ToInt32(Substitute(rs, config.GetString("inchannel", Convert.ToString(cs.RelayChannel))));
m_log.DebugFormat("[IRC-Channel-{0}] RelayChannel : <{1}>", cs.idn, cs.RelayChannel);
cs.PrivateMessageFormat = Substitute(rs, config.GetString("msgformat", cs.PrivateMessageFormat));
m_log.DebugFormat("[IRC-Channel-{0}] PrivateMessageFormat : <{1}>", cs.idn, cs.PrivateMessageFormat);
cs.NoticeMessageFormat = Substitute(rs, config.GetString("noticeformat", cs.NoticeMessageFormat));
m_log.DebugFormat("[IRC-Channel-{0}] NoticeMessageFormat : <{1}>", cs.idn, cs.NoticeMessageFormat);
cs.ClientReporting = Convert.ToInt32(Substitute(rs, config.GetString("verbosity", cs.ClientReporting ? "1" : "0"))) > 0;
m_log.DebugFormat("[IRC-Channel-{0}] ClientReporting : <{1}>", cs.idn, cs.ClientReporting);
cs.ClientReporting = Convert.ToBoolean(Substitute(rs, config.GetString("report_clients", Convert.ToString(cs.ClientReporting))));
m_log.DebugFormat("[IRC-Channel-{0}] ClientReporting : <{1}>", cs.idn, cs.ClientReporting);
cs.DefaultZone = Substitute(rs, config.GetString("fallback_region", cs.DefaultZone));
m_log.DebugFormat("[IRC-Channel-{0}] DefaultZone : <{1}>", cs.idn, cs.DefaultZone);
cs.ConnectDelay = Convert.ToInt32(Substitute(rs, config.GetString("connect_delay", Convert.ToString(cs.ConnectDelay))));
m_log.DebugFormat("[IRC-Channel-{0}] ConnectDelay : <{1}>", cs.idn, cs.ConnectDelay);
cs.PingDelay = Convert.ToInt32(Substitute(rs, config.GetString("ping_delay", Convert.ToString(cs.PingDelay))));
m_log.DebugFormat("[IRC-Channel-{0}] PingDelay : <{1}>", cs.idn, cs.PingDelay);
cs.AccessPassword = Substitute(rs, config.GetString("access_password", cs.AccessPassword));
m_log.DebugFormat("[IRC-Channel-{0}] AccessPassword : <{1}>", cs.idn, cs.AccessPassword);
string[] excludes = config.GetString("exclude_list", "").Trim().Split(new Char[] { ',' });
cs.ExcludeList = new List <string>(excludes.Length);
foreach (string name in excludes)
{
cs.ExcludeList.Add(name.Trim().ToLower());
}
// Fail if fundamental information is still missing
if (cs.Server == null)
{
throw new Exception(String.Format("[IRC-Channel-{0}] Invalid configuration for region {1}: server missing", cs.idn, rs.Region));
}
else if (cs.IrcChannel == null)
{
throw new Exception(String.Format("[IRC-Channel-{0}] Invalid configuration for region {1}: channel missing", cs.idn, rs.Region));
}
else if (cs.BaseNickname == null)
{
throw new Exception(String.Format("[IRC-Channel-{0}] Invalid configuration for region {1}: nick missing", cs.idn, rs.Region));
}
else if (cs.User == null)
{
throw new Exception(String.Format("[IRC-Channel-{0}] Invalid configuration for region {1}: user missing", cs.idn, rs.Region));
}
m_log.InfoFormat("[IRC-Channel-{0}] Configuration for Region {1} is valid", cs.idn, rs.Region);
m_log.InfoFormat("[IRC-Channel-{0}] Server = {1}", cs.idn, cs.Server);
m_log.InfoFormat("[IRC-Channel-{0}] Channel = {1}", cs.idn, cs.IrcChannel);
m_log.InfoFormat("[IRC-Channel-{0}] Port = {1}", cs.idn, cs.Port);
m_log.InfoFormat("[IRC-Channel-{0}] Nickname = {1}", cs.idn, cs.BaseNickname);
m_log.InfoFormat("[IRC-Channel-{0}] User = {1}", cs.idn, cs.User);
// Set the channel state for this region
if (cs.RelayChat)
{
cs.ValidInWorldChannels.Add(0);
cs.ValidInWorldChannels.Add(DEBUG_CHANNEL);
}
if (cs.RelayPrivateChannels)
{
cs.ValidInWorldChannels.Add(cs.RelayChannelOut);
}
rs.cs = Integrate(rs, cs);
}
// This handler detects chat events int he virtual world.
public void OnSimChat(Object sender, OSChatMessage msg)
{
// early return if this comes from the IRC forwarder
if (cs.irc.Equals(sender)) return;
// early return if nothing to forward
if (msg.Message.Length == 0) return;
// check for commands coming from avatars or in-world
// object (if commands are enabled)
if (cs.CommandsEnabled && msg.Channel == cs.CommandChannel)
{
m_log.DebugFormat("[IRC-Region {0}] command on channel {1}: {2}", Region, msg.Channel, msg.Message);
string[] messages = msg.Message.Split(' ');
string command = messages[0].ToLower();
try
{
switch (command)
{
// These commands potentially require a change in the
// underlying ChannelState.
case "server":
cs.Close(this);
cs = cs.UpdateServer(this, messages[1]);
cs.Open(this);
break;
case "port":
cs.Close(this);
cs = cs.UpdatePort(this, messages[1]);
cs.Open(this);
break;
case "channel":
cs.Close(this);
cs = cs.UpdateChannel(this, messages[1]);
cs.Open(this);
break;
case "nick":
cs.Close(this);
cs = cs.UpdateNickname(this, messages[1]);
cs.Open(this);
break;
// These may also (but are less likely) to require a
// change in ChannelState.
case "client-reporting":
cs = cs.UpdateClientReporting(this, messages[1]);
break;
case "in-channel":
cs = cs.UpdateRelayIn(this, messages[1]);
break;
case "out-channel":
cs = cs.UpdateRelayOut(this, messages[1]);
break;
// These are all taken to be temporary changes in state
// so the underlying connector remains intact. But note
// that with regions sharing a connector, there could
// be interference.
case "close":
enabled = false;
cs.Close(this);
break;
case "connect":
enabled = true;
cs.Open(this);
break;
case "reconnect":
enabled = true;
cs.Close(this);
cs.Open(this);
break;
// This one is harmless as far as we can judge from here.
// If it is not, then the complaints will eventually make
// that evident.
default:
m_log.DebugFormat("[IRC-Region {0}] Forwarding unrecognized command to IRC : {1}",
Region, msg.Message);
cs.irc.Send(msg.Message);
break;
}
}
catch (Exception ex)
{
m_log.WarnFormat("[IRC-Region {0}] error processing in-world command channel input: {1}",
Region, ex.Message);
m_log.Debug(ex);
}
return;
}
// The command channel remains enabled, even if we have otherwise disabled the IRC
// interface.
if (!enabled)
return;
// drop messages unless they are on a valid in-world
// channel as configured in the ChannelState
if (!cs.ValidInWorldChannels.Contains(msg.Channel))
{
m_log.DebugFormat("[IRC-Region {0}] dropping message {1} on channel {2}", Region, msg, msg.Channel);
return;
}
ScenePresence avatar = null;
string fromName = msg.From;
if (msg.Sender != null)
{
avatar = scene.GetScenePresence(msg.Sender.AgentId);
if (avatar != null) fromName = avatar.Name;
}
if (!cs.irc.Connected)
{
m_log.WarnFormat("[IRC-Region {0}] IRCConnector not connected: dropping message from {1}", Region, fromName);
return;
}
m_log.DebugFormat("[IRC-Region {0}] heard on channel {1} : {2}", Region, msg.Channel, msg.Message);
if (null != avatar && cs.RelayChat && (msg.Channel == 0 || msg.Channel == DEBUG_CHANNEL))
{
string txt = msg.Message;
if (txt.StartsWith("/me "))
txt = String.Format("{0} {1}", fromName, msg.Message.Substring(4));
cs.irc.PrivMsg(cs.PrivateMessageFormat, fromName, Region, txt);
return;
}
if (null == avatar && cs.RelayPrivateChannels && null != cs.AccessPassword &&
msg.Channel == cs.RelayChannelOut)
{
Match m = cs.AccessPasswordRegex.Match(msg.Message);
if (null != m)
{
m_log.DebugFormat("[IRC] relaying message from {0}: {1}", m.Groups["avatar"].ToString(),
m.Groups["message"].ToString());
cs.irc.PrivMsg(cs.PrivateMessageFormat, m.Groups["avatar"].ToString(),
scene.RegionInfo.RegionName, m.Groups["message"].ToString());
}
}
}
public void ListenerRun()
{
string inputLine;
int resetk = m_resetk;
try
{
while (m_enabled && m_connected)
{
if ((inputLine = m_reader.ReadLine()) == null)
{
throw new Exception("Listener input socket closed");
}
// m_log.Info("[IRCConnector]: " + inputLine);
if (inputLine.Contains("PRIVMSG"))
{
Dictionary <string, string> data = ExtractMsg(inputLine);
// Any chat ???
if (data != null)
{
OSChatMessage c = new OSChatMessage();
c.Message = data["msg"];
c.Type = ChatTypeEnum.Region;
c.Position = CenterOfRegion;
c.From = data["nick"];
c.Sender = null;
c.SenderUUID = UUID.Zero;
// Is message "\001ACTION foo bar\001"?
// Then change to: "/me foo bar"
if ((1 == c.Message[0]) && c.Message.Substring(1).StartsWith("ACTION"))
{
c.Message = String.Format("/me {0}", c.Message.Substring(8, c.Message.Length - 9));
}
ChannelState.OSChat(this, c, false);
}
}
else
{
ProcessIRCCommand(inputLine);
}
}
}
catch (Exception /*e*/)
{
// m_log.ErrorFormat("[IRC-Connector-{0}]: ListenerRun exception trap: {1}", idn, e.Message);
// m_log.Debug(e);
}
// This is potentially circular, but harmless if so.
// The connection is marked as not connected the first time
// through reconnect.
if (m_enabled && (m_resetk == resetk))
{
Reconnect();
}
}
internal ChannelState UpdatePort(RegionState rs, string port)
{
RemoveRegion(rs);
ChannelState cs = new ChannelState(this);
cs.Port = Convert.ToUInt32(port);
cs = Integrate(rs, cs);
cs.AddRegion(rs);
return cs;
}
// This handler detects chat events int he virtual world.
public void OnSimChat(Object sender, OSChatMessage msg)
{
// early return if this comes from the IRC forwarder
if (cs.irc.Equals(sender))
{
return;
}
// early return if nothing to forward
if (msg.Message.Length == 0)
{
return;
}
// check for commands coming from avatars or in-world
// object (if commands are enabled)
if (cs.CommandsEnabled && msg.Channel == cs.CommandChannel)
{
m_log.DebugFormat("[IRC-Region {0}] command on channel {1}: {2}", Region, msg.Channel, msg.Message);
string[] messages = msg.Message.Split(' ');
string command = messages[0].ToLower();
try
{
switch (command)
{
// These commands potentially require a change in the
// underlying ChannelState.
case "server":
cs.Close(this);
cs = cs.UpdateServer(this, messages[1]);
cs.Open(this);
break;
case "port":
cs.Close(this);
cs = cs.UpdatePort(this, messages[1]);
cs.Open(this);
break;
case "channel":
cs.Close(this);
cs = cs.UpdateChannel(this, messages[1]);
cs.Open(this);
break;
case "nick":
cs.Close(this);
cs = cs.UpdateNickname(this, messages[1]);
cs.Open(this);
break;
// These may also (but are less likely) to require a
// change in ChannelState.
case "client-reporting":
cs = cs.UpdateClientReporting(this, messages[1]);
break;
case "in-channel":
cs = cs.UpdateRelayIn(this, messages[1]);
break;
case "out-channel":
cs = cs.UpdateRelayOut(this, messages[1]);
break;
// These are all taken to be temporary changes in state
// so the underlying connector remains intact. But note
// that with regions sharing a connector, there could
// be interference.
case "close":
enabled = false;
cs.Close(this);
break;
case "connect":
enabled = true;
cs.Open(this);
break;
case "reconnect":
enabled = true;
cs.Close(this);
cs.Open(this);
break;
// This one is harmless as far as we can judge from here.
// If it is not, then the complaints will eventually make
// that evident.
default:
m_log.DebugFormat("[IRC-Region {0}] Forwarding unrecognized command to IRC : {1}",
Region, msg.Message);
cs.irc.Send(msg.Message);
break;
}
}
catch (Exception ex)
{
m_log.WarnFormat("[IRC-Region {0}] error processing in-world command channel input: {1}",
Region, ex.Message);
m_log.Debug(ex);
}
return;
}
// The command channel remains enabled, even if we have otherwise disabled the IRC
// interface.
if (!enabled)
{
return;
}
// drop messages unless they are on a valid in-world
// channel as configured in the ChannelState
if (!cs.ValidInWorldChannels.Contains(msg.Channel))
{
m_log.DebugFormat("[IRC-Region {0}] dropping message {1} on channel {2}", Region, msg, msg.Channel);
return;
}
ScenePresence avatar = null;
string fromName = msg.From;
if (msg.Sender != null)
{
avatar = scene.GetScenePresence(msg.Sender.AgentId);
if (avatar != null)
{
fromName = avatar.Name;
}
}
if (!cs.irc.Connected)
{
m_log.WarnFormat("[IRC-Region {0}] IRCConnector not connected: dropping message from {1}", Region, fromName);
return;
}
m_log.DebugFormat("[IRC-Region {0}] heard on channel {1} : {2}", Region, msg.Channel, msg.Message);
if (null != avatar && cs.RelayChat && (msg.Channel == 0 || msg.Channel == DEBUG_CHANNEL))
{
string txt = msg.Message;
if (txt.StartsWith("/me "))
{
txt = String.Format("{0} {1}", fromName, msg.Message.Substring(4));
}
cs.irc.PrivMsg(cs.PrivateMessageFormat, fromName, Region, txt);
return;
}
if (null == avatar && cs.RelayPrivateChannels && null != cs.AccessPassword &&
msg.Channel == cs.RelayChannelOut)
{
Match m = cs.AccessPasswordRegex.Match(msg.Message);
if (null != m)
{
m_log.DebugFormat("[IRC] relaying message from {0}: {1}", m.Groups["avatar"].ToString(),
m.Groups["message"].ToString());
cs.irc.PrivMsg(cs.PrivateMessageFormat, m.Groups["avatar"].ToString(),
scene.RegionInfo.RegionName, m.Groups["message"].ToString());
}
}
}
