]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_spanningtree/main.cpp
Add basic stuff for protocol interface and implement a couple of the methods. It...
[user/henk/code/inspircd.git] / src / modules / m_spanningtree / main.cpp
index fe9dcaeddeffb2f10db662312f1a917addec58d1..e5c7518e784e53f5f2abfedac472c61277640a4b 100644 (file)
@@ -2,7 +2,7 @@
  *       | Inspire Internet Relay Chat Daemon |
  *       +------------------------------------+
  *
- *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
  * See: http://www.inspircd.org/wiki/index.php/Credits
  *
  * This program is free but copyrighted software; see
 /* $ModDesc: Provides a spanning tree server link protocol */
 
 #include "inspircd.h"
-#include "configreader.h"
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
 #include "commands/cmd_whois.h"
 #include "commands/cmd_stats.h"
 #include "socket.h"
 #include "m_spanningtree/treesocket.h"
 #include "m_spanningtree/rconnect.h"
 #include "m_spanningtree/rsquit.h"
+#include "m_spanningtree/protocolinterface.h"
 
-/* $ModDep: m_spanningtree/timesynctimer.h m_spanningtree/resolvers.h m_spanningtree/main.h m_spanningtree/utils.h m_spanningtree/treeserver.h m_spanningtree/link.h m_spanningtree/treesocket.h m_spanningtree/rconnect.h m_spanningtree/rsquit.h */
+/* $ModDep: m_spanningtree/timesynctimer.h m_spanningtree/resolvers.h m_spanningtree/main.h m_spanningtree/utils.h m_spanningtree/treeserver.h m_spanningtree/link.h m_spanningtree/treesocket.h m_spanningtree/rconnect.h m_spanningtree/rsquit.h m_spanningtree/protocolinterface.h */
 
 ModuleSpanningTree::ModuleSpanningTree(InspIRCd* Me)
        : Module(Me), max_local(0), max_global(0)
 {
-       ServerInstance->UseInterface("InspSocketHook");
-       Utils = new SpanningTreeUtilities(Me, this);
+       ServerInstance->Modules->UseInterface("BufferedSocketHook");
+       Utils = new SpanningTreeUtilities(ServerInstance, this);
        command_rconnect = new cmd_rconnect(ServerInstance, this, Utils);
        ServerInstance->AddCommand(command_rconnect);
        command_rsquit = new cmd_rsquit(ServerInstance, this, Utils);
        ServerInstance->AddCommand(command_rsquit);
-       if (Utils->EnableTimeSync)
-       {
-               SyncTimer = new TimeSyncTimer(ServerInstance, this);
-               ServerInstance->Timers->AddTimer(SyncTimer);
-       }
-       else
-               SyncTimer = NULL;
-
        RefreshTimer = new CacheRefreshTimer(ServerInstance, Utils);
        ServerInstance->Timers->AddTimer(RefreshTimer);
+
+       Implementation eventlist[] =
+       {
+               I_OnPreCommand, I_OnGetServerDescription, I_OnUserInvite, I_OnPostLocalTopicChange,
+               I_OnWallops, I_OnUserNotice, I_OnUserMessage, I_OnBackgroundTimer,
+               I_OnUserJoin, I_OnChangeHost, I_OnChangeName, I_OnUserPart, I_OnPostConnect,
+               I_OnUserQuit, I_OnUserPostNick, I_OnUserKick, I_OnRemoteKill, I_OnRehash,
+               I_OnOper, I_OnAddLine, I_OnDelLine, I_ProtoSendMode, I_OnMode,
+               I_OnStats, I_ProtoSendMetaData, I_OnEvent, I_OnSetAway, I_OnPostCommand
+       };
+       ServerInstance->Modules->Attach(eventlist, this, 28);
+
+       delete ServerInstance->PI;
+       ServerInstance->PI = new SpanningTreeProtocolInterface(this, Utils, ServerInstance);
+
+       for (std::vector<User*>::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); i++)
+       {
+               this->OnPostConnect((*i));
+       }
 }
 
-void ModuleSpanningTree::ShowLinks(TreeServer* Current, userrec* user, int hops)
+void ModuleSpanningTree::ShowLinks(TreeServer* Current, User* user, int hops)
 {
        std::string Parent = Utils->TreeRoot->GetName();
        if (Current->GetParent())
@@ -86,7 +94,7 @@ void ModuleSpanningTree::ShowLinks(TreeServer* Current, userrec* user, int hops)
        else if ((Current->Hidden) && (!IS_OPER(user)))
                return;
 
-       user->WriteServ("364 %s %s %s :%d %s",  user->nick,Current->GetName().c_str(),
+       user->WriteNumeric(364, "%s %s %s :%d %s",      user->nick,Current->GetName().c_str(),
                        (Utils->FlatLinks && (!IS_OPER(user))) ? ServerInstance->Config->ServerName : Parent.c_str(),
                        (Utils->FlatLinks && (!IS_OPER(user))) ? 0 : hops,
                        Current->GetDesc().c_str());
@@ -102,20 +110,20 @@ int ModuleSpanningTree::CountServs()
        return Utils->serverlist.size();
 }
 
-void ModuleSpanningTree::HandleLinks(const char** parameters, int pcnt, userrec* user)
+void ModuleSpanningTree::HandleLinks(const char* const* parameters, int pcnt, User* user)
 {
        ShowLinks(Utils->TreeRoot,user,0);
-       user->WriteServ("365 %s * :End of /LINKS list.",user->nick);
+       user->WriteNumeric(365, "%s * :End of /LINKS list.",user->nick);
        return;
 }
 
-void ModuleSpanningTree::HandleLusers(const char** parameters, int pcnt, userrec* user)
+void ModuleSpanningTree::HandleLusers(const char* const* parameters, int pcnt, User* user)
 {
-       unsigned int n_users = ServerInstance->UserCount();
+       unsigned int n_users = ServerInstance->Users->UserCount();
 
        /* Only update these when someone wants to see them, more efficient */
-       if ((unsigned int)ServerInstance->LocalUserCount() > max_local)
-               max_local = ServerInstance->LocalUserCount();
+       if ((unsigned int)ServerInstance->Users->LocalUserCount() > max_local)
+               max_local = ServerInstance->Users->LocalUserCount();
        if (n_users > max_global)
                max_global = n_users;
 
@@ -137,16 +145,23 @@ void ModuleSpanningTree::HandleLusers(const char** parameters, int pcnt, userrec
                        }
                }
        }
-       user->WriteServ("251 %s :There are %d users and %d invisible on %d servers",user->nick,n_users-ServerInstance->InvisibleUserCount(),ServerInstance->InvisibleUserCount(),ulined_count ? this->CountServs() - ulined_count : this->CountServs());
-       if (ServerInstance->OperCount())
-               user->WriteServ("252 %s %d :operator(s) online",user->nick,ServerInstance->OperCount());
-       if (ServerInstance->UnregisteredUserCount())
-               user->WriteServ("253 %s %d :unknown connections",user->nick,ServerInstance->UnregisteredUserCount());
+       user->WriteNumeric(251, "%s :There are %d users and %d invisible on %d servers",user->nick,
+                       n_users-ServerInstance->Users->ModeCount('i'),
+                       ServerInstance->Users->ModeCount('i'),
+                       ulined_count ? this->CountServs() - ulined_count : this->CountServs());
+
+       if (ServerInstance->Users->OperCount())
+               user->WriteNumeric(252, "%s %d :operator(s) online",user->nick,ServerInstance->Users->OperCount());
+
+       if (ServerInstance->Users->UnregisteredUserCount())
+               user->WriteNumeric(253, "%s %d :unknown connections",user->nick,ServerInstance->Users->UnregisteredUserCount());
+       
        if (ServerInstance->ChannelCount())
-               user->WriteServ("254 %s %d :channels formed",user->nick,ServerInstance->ChannelCount());
-       user->WriteServ("255 %s :I have %d clients and %d servers",user->nick,ServerInstance->LocalUserCount(),ulined_local_count ? this->CountLocalServs() - ulined_local_count : this->CountLocalServs());
-       user->WriteServ("265 %s :Current Local Users: %d  Max: %d",user->nick,ServerInstance->LocalUserCount(),max_local);
-       user->WriteServ("266 %s :Current Global Users: %d  Max: %d",user->nick,n_users,max_global);
+               user->WriteNumeric(254, "%s %ld :channels formed",user->nick,ServerInstance->ChannelCount());
+       
+       user->WriteNumeric(255, "%s :I have %d clients and %d servers",user->nick,ServerInstance->Users->LocalUserCount(),ulined_local_count ? this->CountLocalServs() - ulined_local_count : this->CountLocalServs());
+       user->WriteNumeric(265, "%s :Current Local Users: %d  Max: %d",user->nick,ServerInstance->Users->LocalUserCount(),max_local);
+       user->WriteNumeric(266, "%s :Current Global Users: %d  Max: %d",user->nick,n_users,max_global);
        return;
 }
 
@@ -164,308 +179,6 @@ std::string ModuleSpanningTree::TimeToStr(time_t secs)
                        + ConvToStr(secs) + "s");
 }
 
-const std::string ModuleSpanningTree::MapOperInfo(TreeServer* Current)
-{
-       time_t secs_up = ServerInstance->Time() - Current->age;
-       return (" [Up: " + TimeToStr(secs_up) + " Lag: "+ConvToStr(Current->rtt)+"s]");
-}
-
-// WARNING: NOT THREAD SAFE - DONT GET ANY SMART IDEAS.
-void ModuleSpanningTree::ShowMap(TreeServer* Current, userrec* user, int depth, char matrix[128][128], float &totusers, float &totservers)
-{
-       if (line < 128)
-       {
-               for (int t = 0; t < depth; t++)
-               {
-                       matrix[line][t] = ' ';
-               }
-               // For Aligning, we need to work out exactly how deep this thing is, and produce
-               // a 'Spacer' String to compensate.
-               char spacer[40];
-               memset(spacer,' ',40);
-               if ((40 - Current->GetName().length() - depth) > 1) {
-                       spacer[40 - Current->GetName().length() - depth] = '\0';
-               }
-               else
-               {
-                       spacer[5] = '\0';
-               }
-               float percent;
-               char text[128];
-               /* Neat and tidy default values, as we're dealing with a matrix not a simple string */
-               memset(text, 0, 128);
-
-               if (ServerInstance->clientlist->size() == 0) {
-                       // If there are no users, WHO THE HELL DID THE /MAP?!?!?!
-                       percent = 0;
-               }
-               else
-               {
-                       percent = ((float)Current->GetUserCount() / (float)ServerInstance->clientlist->size()) * 100;
-               }
-               const std::string operdata = IS_OPER(user) ? MapOperInfo(Current) : "";
-               snprintf(text, 126, "%s %s%5d [%5.2f%%]%s", Current->GetName().c_str(), spacer, Current->GetUserCount(), percent, operdata.c_str());
-               totusers += Current->GetUserCount();
-               totservers++;
-               strlcpy(&matrix[line][depth],text,126);
-               line++;
-               for (unsigned int q = 0; q < Current->ChildCount(); q++)
-               {
-                       if ((Current->GetChild(q)->Hidden) || ((Utils->HideULines) && (ServerInstance->ULine(Current->GetChild(q)->GetName().c_str()))))
-                       {
-                               if (*user->oper)
-                               {
-                                       ShowMap(Current->GetChild(q),user,(Utils->FlatLinks && (!*user->oper)) ? depth : depth+2,matrix,totusers,totservers);
-                               }
-                       }
-                       else
-                       {
-                               ShowMap(Current->GetChild(q),user,(Utils->FlatLinks && (!*user->oper)) ? depth : depth+2,matrix,totusers,totservers);
-                       }
-               }
-       }
-}
-
-int ModuleSpanningTree::HandleMotd(const char** parameters, int pcnt, userrec* user)
-{
-       if (pcnt > 0)
-       {
-               if (match(ServerInstance->Config->ServerName, parameters[0]))
-                       return 0;
-
-               /* Remote MOTD, the server is within the 1st parameter */
-               std::deque<std::string> params;
-               params.push_back(parameters[0]);
-               /* Send it out remotely, generate no reply yet */
-               TreeServer* s = Utils->FindServerMask(parameters[0]);
-               if (s)
-               {
-                       params[0] = s->GetName();
-                       Utils->DoOneToOne(user->nick, "MOTD", params, s->GetName());
-               }
-               else
-                       user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
-               return 1;
-       }
-       return 0;
-}
-
-int ModuleSpanningTree::HandleAdmin(const char** parameters, int pcnt, userrec* user)
-{
-       if (pcnt > 0)
-       {
-               if (match(ServerInstance->Config->ServerName, parameters[0]))
-                       return 0;
-
-               /* Remote ADMIN, the server is within the 1st parameter */
-               std::deque<std::string> params;
-               params.push_back(parameters[0]);
-               /* Send it out remotely, generate no reply yet */
-               TreeServer* s = Utils->FindServerMask(parameters[0]);
-               if (s)
-               {
-                       params[0] = s->GetName();
-                       Utils->DoOneToOne(user->nick, "ADMIN", params, s->GetName());
-               }
-               else
-                       user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
-               return 1;
-       }
-       return 0;
-}
-
-int ModuleSpanningTree::HandleModules(const char** parameters, int pcnt, userrec* user)
-{
-       if (pcnt > 0)
-       {
-               if (match(ServerInstance->Config->ServerName, parameters[0]))
-                       return 0;
-
-               std::deque<std::string> params;
-               params.push_back(parameters[0]);
-               TreeServer* s = Utils->FindServerMask(parameters[0]);
-               if (s)
-               {
-                       params[0] = s->GetName();
-                       Utils->DoOneToOne(user->nick, "MODULES", params, s->GetName());
-               }
-               else
-                       user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
-               return 1;
-       }
-       return 0;
-}
-
-int ModuleSpanningTree::HandleStats(const char** parameters, int pcnt, userrec* user)
-{
-       if (pcnt > 1)
-       {
-               if (match(ServerInstance->Config->ServerName, parameters[1]))
-                       return 0;
-
-               /* Remote STATS, the server is within the 2nd parameter */
-               std::deque<std::string> params;
-               params.push_back(parameters[0]);
-               params.push_back(parameters[1]);
-               /* Send it out remotely, generate no reply yet */
-
-               TreeServer* s = Utils->FindServerMask(parameters[1]);
-               if (s)
-               {
-                       params[1] = s->GetName();
-                       Utils->DoOneToOne(user->nick, "STATS", params, s->GetName());
-               }
-               else
-               {
-                       user->WriteServ( "402 %s %s :No such server", user->nick, parameters[1]);
-               }
-               return 1;
-       }
-       return 0;
-}
-
-// Ok, prepare to be confused.
-// After much mulling over how to approach this, it struck me that
-// the 'usual' way of doing a /MAP isnt the best way. Instead of
-// keeping track of a ton of ascii characters, and line by line
-// under recursion working out where to place them using multiplications
-// and divisons, we instead render the map onto a backplane of characters
-// (a character matrix), then draw the branches as a series of "L" shapes
-// from the nodes. This is not only friendlier on CPU it uses less stack.
-void ModuleSpanningTree::HandleMap(const char** parameters, int pcnt, userrec* user)
-{
-       // This array represents a virtual screen which we will
-       // "scratch" draw to, as the console device of an irc
-       // client does not provide for a proper terminal.
-       float totusers = 0;
-       float totservers = 0;
-       char matrix[128][128];
-       for (unsigned int t = 0; t < 128; t++)
-       {
-               matrix[t][0] = '\0';
-       }
-       line = 0;
-       // The only recursive bit is called here.
-       ShowMap(Utils->TreeRoot,user,0,matrix,totusers,totservers);
-       // Process each line one by one. The algorithm has a limit of
-       // 128 servers (which is far more than a spanning tree should have
-       // anyway, so we're ok). This limit can be raised simply by making
-       // the character matrix deeper, 128 rows taking 10k of memory.
-       for (int l = 1; l < line; l++)
-       {
-               // scan across the line looking for the start of the
-               // servername (the recursive part of the algorithm has placed
-               // the servers at indented positions depending on what they
-               // are related to)
-               int first_nonspace = 0;
-               while (matrix[l][first_nonspace] == ' ')
-               {
-                       first_nonspace++;
-               }
-               first_nonspace--;
-               // Draw the `- (corner) section: this may be overwritten by
-               // another L shape passing along the same vertical pane, becoming
-               // a |- (branch) section instead.
-               matrix[l][first_nonspace] = '-';
-               matrix[l][first_nonspace-1] = '`';
-               int l2 = l - 1;
-               // Draw upwards until we hit the parent server, causing possibly
-               // other corners (`-) to become branches (|-)
-               while ((matrix[l2][first_nonspace-1] == ' ') || (matrix[l2][first_nonspace-1] == '`'))
-               {
-                       matrix[l2][first_nonspace-1] = '|';
-                       l2--;
-               }
-       }
-       // dump the whole lot to the user. This is the easy bit, honest.
-       for (int t = 0; t < line; t++)
-       {
-               user->WriteServ("006 %s :%s",user->nick,&matrix[t][0]);
-       }
-       float avg_users = totusers / totservers;
-       user->WriteServ("270 %s :%.0f server%s and %.0f user%s, average %.2f users per server",user->nick,totservers,(totservers > 1 ? "s" : ""),totusers,(totusers > 1 ? "s" : ""),avg_users);
-       user->WriteServ("007 %s :End of /MAP",user->nick);
-       return;
-}
-
-int ModuleSpanningTree::HandleSquit(const char** parameters, int pcnt, userrec* user)
-{
-       TreeServer* s = Utils->FindServerMask(parameters[0]);
-       if (s)
-       {
-               if (s == Utils->TreeRoot)
-               {
-                       user->WriteServ("NOTICE %s :*** SQUIT: Foolish mortal, you cannot make a server SQUIT itself! (%s matches local server name)",user->nick,parameters[0]);
-                       return 1;
-               }
-               TreeSocket* sock = s->GetSocket();
-               if (sock)
-               {
-                       ServerInstance->SNO->WriteToSnoMask('l',"SQUIT: Server \002%s\002 removed from network by %s",parameters[0],user->nick);
-                       sock->Squit(s,std::string("Server quit by ") + user->GetFullRealHost());
-                       ServerInstance->SE->DelFd(sock);
-                       sock->Close();
-                       delete sock;
-               }
-               else
-               {
-                       if (IS_LOCAL(user))
-                               user->WriteServ("NOTICE %s :*** WARNING: Using SQUIT to split remote servers is deprecated. Please use RSQUIT instead.",user->nick);
-               }
-       }
-       else
-       {
-                user->WriteServ("NOTICE %s :*** SQUIT: The server \002%s\002 does not exist on the network.",user->nick,parameters[0]);
-       }
-       return 1;
-}
-
-int ModuleSpanningTree::HandleTime(const char** parameters, int pcnt, userrec* user)
-{
-       if ((IS_LOCAL(user)) && (pcnt))
-       {
-               TreeServer* found = Utils->FindServerMask(parameters[0]);
-               if (found)
-               {
-                       // we dont' override for local server
-                       if (found == Utils->TreeRoot)
-                               return 0;
-                       
-                       std::deque<std::string> params;
-                       params.push_back(found->GetName());
-                       params.push_back(user->nick);
-                       Utils->DoOneToOne(ServerInstance->Config->ServerName,"TIME",params,found->GetName());
-               }
-               else
-               {
-                       user->WriteServ("402 %s %s :No such server",user->nick,parameters[0]);
-               }
-       }
-       return 1;
-}
-
-int ModuleSpanningTree::HandleRemoteWhois(const char** parameters, int pcnt, userrec* user)
-{
-       if ((IS_LOCAL(user)) && (pcnt > 1))
-       {
-               userrec* remote = ServerInstance->FindNick(parameters[1]);
-               if ((remote) && (remote->GetFd() < 0))
-               {
-                       std::deque<std::string> params;
-                       params.push_back(parameters[1]);
-                       Utils->DoOneToOne(user->nick,"IDLE",params,remote->server);
-                       return 1;
-               }
-               else if (!remote)
-               {
-                       user->WriteServ("401 %s %s :No such nick/channel",user->nick, parameters[1]);
-                       user->WriteServ("318 %s %s :End of /WHOIS list.",user->nick, parameters[1]);
-                       return 1;
-               }
-       }
-       return 0;
-}
-
 void ModuleSpanningTree::DoPingChecks(time_t curtime)
 {
        for (unsigned int j = 0; j < Utils->TreeRoot->ChildCount(); j++)
@@ -478,9 +191,12 @@ void ModuleSpanningTree::DoPingChecks(time_t curtime)
                        {
                                if (serv->AnsweredLastPing())
                                {
-                                       sock->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" PING "+serv->GetName());
-                                       serv->SetNextPingTime(curtime + 60);
-                                       serv->LastPing = curtime;
+                                       sock->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" PING "+serv->GetID());
+                                       serv->SetNextPingTime(curtime + Utils->PingFreq);
+                                       timeval t;
+                                       gettimeofday(&t, NULL);
+                                       long ts = (t.tv_sec * 1000) + (t.tv_usec / 1000);
+                                       serv->LastPingMsec = ts;
                                        serv->Warned = false;
                                }
                                else
@@ -490,11 +206,10 @@ void ModuleSpanningTree::DoPingChecks(time_t curtime)
                                        sock->Squit(serv,"Ping timeout");
                                        ServerInstance->SE->DelFd(sock);
                                        sock->Close();
-                                       delete sock;
                                        return;
                                }
                        }
-                       else if ((Utils->PingWarnTime) && (!serv->Warned) && (curtime >= serv->NextPingTime() - (60 - Utils->PingWarnTime)) && (!serv->AnsweredLastPing()))
+                       else if ((Utils->PingWarnTime) && (!serv->Warned) && (curtime >= serv->NextPingTime() - (Utils->PingFreq - Utils->PingWarnTime)) && (!serv->AnsweredLastPing()))
                        {
                                /* The server hasnt responded, send a warning to opers */
                                ServerInstance->SNO->WriteToSnoMask('l',"Server \002%s\002 has not responded to PING for %d seconds, high latency.", serv->GetName().c_str(), Utils->PingWarnTime);
@@ -503,11 +218,19 @@ void ModuleSpanningTree::DoPingChecks(time_t curtime)
                }
        }
 
-       /* Cancel remote burst mode on any servers which still have it enabled due to latency/lack of data.
+       /*
+        * Cancel remote burst mode on any servers which still have it enabled due to latency/lack of data.
         * This prevents lost REMOTECONNECT notices
+        * XXX this should probably not do this until server has been bursting for, say, 60 seconds or something
         */
        for (server_hash::iterator i = Utils->serverlist.begin(); i != Utils->serverlist.end(); i++)
-               Utils->SetRemoteBursting(i->second, false);
+       {
+               if (i->second->bursting)
+               {
+                       ServerInstance->SNO->WriteToSnoMask('l',"Server \002%s\002 has not finished burst, forcing end of burst.", i->second->GetName().c_str());
+                       i->second->FinishBurst();
+               }
+       }
 }
 
 void ModuleSpanningTree::ConnectServer(Link* x)
@@ -543,8 +266,9 @@ void ModuleSpanningTree::ConnectServer(Link* x)
                }
                else
                {
-                       ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
-                       delete newsocket;
+                       RemoteMessage(NULL, "CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
+                       if (ServerInstance->SocketCull.find(newsocket) == ServerInstance->SocketCull.end())
+                               ServerInstance->SocketCull[newsocket] = newsocket;
                        Utils->DoFailOver(x);
                }
        }
@@ -558,7 +282,7 @@ void ModuleSpanningTree::ConnectServer(Link* x)
                }
                catch (ModuleException& e)
                {
-                       ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(), e.GetReason());
+                       RemoteMessage(NULL, "CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(), e.GetReason());
                        Utils->DoFailOver(x);
                }
        }
@@ -594,14 +318,14 @@ void ModuleSpanningTree::AutoConnectServers(time_t curtime)
        }
 }
 
-int ModuleSpanningTree::HandleVersion(const char** parameters, int pcnt, userrec* user)
+int ModuleSpanningTree::HandleVersion(const char* const* parameters, int pcnt, User* user)
 {
        // we've already checked if pcnt > 0, so this is safe
        TreeServer* found = Utils->FindServerMask(parameters[0]);
        if (found)
        {
                std::string Version = found->GetVersion();
-               user->WriteServ("351 %s :%s",user->nick,Version.c_str());
+               user->WriteNumeric(351, "%s :%s",user->nick,Version.c_str());
                if (found == Utils->TreeRoot)
                {
                        ServerInstance->Config->Send005(user);
@@ -609,171 +333,83 @@ int ModuleSpanningTree::HandleVersion(const char** parameters, int pcnt, userrec
        }
        else
        {
-               user->WriteServ("402 %s %s :No such server",user->nick,parameters[0]);
+               user->WriteNumeric(402, "%s %s :No such server",user->nick,parameters[0]);
        }
        return 1;
 }
-       
-int ModuleSpanningTree::HandleConnect(const char** parameters, int pcnt, userrec* user)
-{
-       for (std::vector<Link>::iterator x = Utils->LinkBlocks.begin(); x < Utils->LinkBlocks.end(); x++)
-       {
-               if (ServerInstance->MatchText(x->Name.c_str(),parameters[0]))
-               {
-                       TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
-                       if (!CheckDupe)
-                       {
-                               user->WriteServ("NOTICE %s :*** CONNECT: Connecting to server: \002%s\002 (%s:%d)",user->nick,x->Name.c_str(),(x->HiddenFromStats ? "<hidden>" : x->IPAddr.c_str()),x->Port);
-                               ConnectServer(&(*x));
-                               return 1;
-                       }
-                       else
-                       {
-                               user->WriteServ("NOTICE %s :*** CONNECT: Server \002%s\002 already exists on the network and is connected via \002%s\002",user->nick,x->Name.c_str(),CheckDupe->GetParent()->GetName().c_str());
-                               return 1;
-                       }
-               }
-       }
-       user->WriteServ("NOTICE %s :*** CONNECT: No server matching \002%s\002 could be found in the config file.",user->nick,parameters[0]);
-       return 1;
-}
-
-void ModuleSpanningTree::BroadcastTimeSync()
-{
-       if (Utils->MasterTime)
-       {
-               std::deque<std::string> params;
-               params.push_back(ConvToStr(ServerInstance->Time(false)));
-               params.push_back("FORCE");
-               Utils->DoOneToMany(Utils->TreeRoot->GetName(), "TIMESET", params);
-       }
-}
 
-int ModuleSpanningTree::OnStats(char statschar, userrec* user, string_list &results)
+/* This method will attempt to get a link message out to as many people as is required.
+ * If a user is provided, and that user is local, then the user is sent the message using
+ * WriteServ (they are the local initiator of that message). If the user is remote, they are
+ * sent that message remotely via PUSH.
+ * If the user is NULL, then the notice is sent locally via WriteToSnoMask with snomask 'l',
+ * and remotely via SNONOTICE with mask 'l'.
+ */
+void ModuleSpanningTree::RemoteMessage(User* user, const char* format, ...)
 {
-       if ((statschar == 'c') || (statschar == 'n'))
-       {
-               for (unsigned int i = 0; i < Utils->LinkBlocks.size(); i++)
-               {
-                       results.push_back(std::string(ServerInstance->Config->ServerName)+" 213 "+user->nick+" "+statschar+" *@"+(Utils->LinkBlocks[i].HiddenFromStats ? "<hidden>" : Utils->LinkBlocks[i].IPAddr)+" * "+Utils->LinkBlocks[i].Name.c_str()+" "+ConvToStr(Utils->LinkBlocks[i].Port)+" "+(Utils->LinkBlocks[i].Hook.empty() ? "plaintext" : Utils->LinkBlocks[i].Hook)+" "+(Utils->LinkBlocks[i].AutoConnect ? 'a' : '-')+'s');
-                       if (statschar == 'c')
-                               results.push_back(std::string(ServerInstance->Config->ServerName)+" 244 "+user->nick+" H * * "+Utils->LinkBlocks[i].Name.c_str());
-               }
-               results.push_back(std::string(ServerInstance->Config->ServerName)+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
-               ServerInstance->SNO->WriteToSnoMask('t',"%s '%c' requested by %s (%s@%s)",(!strcmp(user->server,ServerInstance->Config->ServerName) ? "Stats" : "Remote stats"),statschar,user->nick,user->ident,user->host);
-               return 1;
-       }
-
-       if (statschar == 'p')
-       {
-               /* show all server ports, after showing client ports. -- w00t */
-
-               for (unsigned int i = 0; i < Utils->Bindings.size(); i++)
-               {
-                       std::string ip = Utils->Bindings[i]->IP;
-                       if (ip.empty())
-                               ip = "*";
-
-                       std::string transport("plaintext");
-                       if (Utils->Bindings[i]->GetHook())
-                               transport = InspSocketNameRequest(this, Utils->Bindings[i]->GetHook()).Send();
+       /* This could cause an infinite loop, because DoOneToMany() will, on error,
+        * call TreeSocket::OnError(), which in turn will call this function to
+        * notify everyone of the error. So, drop any messages that are generated
+        * during the sending of another message. -Special */
+       static bool SendingRemoteMessage = false;
+       if (SendingRemoteMessage)
+               return;
+       SendingRemoteMessage = true;
 
-                       results.push_back(ConvToStr(ServerInstance->Config->ServerName) + " 249 "+user->nick+" :" + ip + ":" + ConvToStr(Utils->Bindings[i]->port)+
-                               " (server, " + transport + ")");
-               }
-       }
-       return 0;
-}
+       std::deque<std::string> params;
+       char text[MAXBUF];
+       va_list argsPtr;
 
-int ModuleSpanningTree::OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated, const std::string &original_line)
-{
-       /* If the command doesnt appear to be valid, we dont want to mess with it. */
-       if (!validated)
-               return 0;
+       va_start(argsPtr, format);
+       vsnprintf(text, MAXBUF, format, argsPtr);
+       va_end(argsPtr);
 
-       if (command == "CONNECT")
-       {
-               return this->HandleConnect(parameters,pcnt,user);
-       }
-       else if (command == "STATS")
-       {
-               return this->HandleStats(parameters,pcnt,user);
-       }
-       else if (command == "MOTD")
-       {
-               return this->HandleMotd(parameters,pcnt,user);
-       }
-       else if (command == "ADMIN")
-       {
-               return this->HandleAdmin(parameters,pcnt,user);
-       }
-       else if (command == "SQUIT")
+       if (!user)
        {
-               return this->HandleSquit(parameters,pcnt,user);
+               /* No user, target it generically at everyone */
+               ServerInstance->SNO->WriteToSnoMask('l', "%s", text);
+               params.push_back("l");
+               params.push_back(std::string(":") + text);
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(), "SNONOTICE", params);
        }
-       else if (command == "MAP")
-       {
-               this->HandleMap(parameters,pcnt,user);
-               return 1;
-       }
-       else if ((command == "TIME") && (pcnt > 0))
-       {
-               return this->HandleTime(parameters,pcnt,user);
-       }
-       else if (command == "LUSERS")
-       {
-               this->HandleLusers(parameters,pcnt,user);
-               return 1;
-       }
-       else if (command == "LINKS")
-       {
-               this->HandleLinks(parameters,pcnt,user);
-               return 1;
-       }
-       else if (command == "WHOIS")
+       else
        {
-               if (pcnt > 1)
+               if (IS_LOCAL(user))
+                       user->WriteServ("NOTICE %s :%s", user->nick, text);
+               else
                {
-                       // remote whois
-                       return this->HandleRemoteWhois(parameters,pcnt,user);
+                       params.push_back(user->uuid);
+                       params.push_back(std::string("::") + ServerInstance->Config->ServerName + " NOTICE " + user->nick + " :*** From " +
+                                       ServerInstance->Config->ServerName+ ": " + text);
+                       Utils->DoOneToMany(ServerInstance->Config->GetSID(), "PUSH", params);
                }
        }
-       else if ((command == "VERSION") && (pcnt > 0))
-       {
-               this->HandleVersion(parameters,pcnt,user);
-               return 1;
-       }
-       else if ((command == "MODULES") && (pcnt > 0))
-       {
-               return this->HandleModules(parameters,pcnt,user);
-       }
-       return 0;
+       
+       SendingRemoteMessage = false;
 }
-
-void ModuleSpanningTree::OnPostCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, CmdResult result, const std::string &original_line)
+       
+int ModuleSpanningTree::HandleConnect(const char* const* parameters, int pcnt, User* user)
 {
-       if ((result == CMD_SUCCESS) && (ServerInstance->IsValidModuleCommand(command, pcnt, user)))
+       for (std::vector<Link>::iterator x = Utils->LinkBlocks.begin(); x < Utils->LinkBlocks.end(); x++)
        {
-               // this bit of code cleverly routes all module commands
-               // to all remote severs *automatically* so that modules
-               // can just handle commands locally, without having
-               // to have any special provision in place for remote
-               // commands and linking protocols.
-               std::deque<std::string> params;
-               params.clear();
-               for (int j = 0; j < pcnt; j++)
+               if (ServerInstance->MatchText(x->Name.c_str(),parameters[0]))
                {
-                       if (strchr(parameters[j],' '))
+                       TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
+                       if (!CheckDupe)
                        {
-                               params.push_back(":" + std::string(parameters[j]));
+                               RemoteMessage(user, "*** CONNECT: Connecting to server: \002%s\002 (%s:%d)",x->Name.c_str(),(x->HiddenFromStats ? "<hidden>" : x->IPAddr.c_str()),x->Port);
+                               ConnectServer(&(*x));
+                               return 1;
                        }
                        else
                        {
-                               params.push_back(std::string(parameters[j]));
+                               RemoteMessage(user, "*** CONNECT: Server \002%s\002 already exists on the network and is connected via \002%s\002",x->Name.c_str(),CheckDupe->GetParent()->GetName().c_str());
+                               return 1;
                        }
                }
-               Utils->DoOneToMany(user->nick,command,params);
        }
+       RemoteMessage(user, "*** CONNECT: No server matching \002%s\002 could be found in the config file.",parameters[0]);
+       return 1;
 }
 
 void ModuleSpanningTree::OnGetServerDescription(const std::string &servername,std::string &description)
@@ -785,54 +421,55 @@ void ModuleSpanningTree::OnGetServerDescription(const std::string &servername,st
        }
 }
 
-void ModuleSpanningTree::OnUserInvite(userrec* source,userrec* dest,chanrec* channel)
+void ModuleSpanningTree::OnUserInvite(User* source,User* dest,Channel* channel, time_t expiry)
 {
        if (IS_LOCAL(source))
        {
                std::deque<std::string> params;
-               params.push_back(dest->nick);
+               params.push_back(dest->uuid);
                params.push_back(channel->name);
-               Utils->DoOneToMany(source->nick,"INVITE",params);
+               params.push_back(ConvToStr(expiry));
+               Utils->DoOneToMany(source->uuid,"INVITE",params);
        }
 }
 
-void ModuleSpanningTree::OnPostLocalTopicChange(userrec* user, chanrec* chan, const std::string &topic)
+void ModuleSpanningTree::OnPostLocalTopicChange(User* user, Channel* chan, const std::string &topic)
 {
        std::deque<std::string> params;
        params.push_back(chan->name);
        params.push_back(":"+topic);
-       Utils->DoOneToMany(user->nick,"TOPIC",params);
+       Utils->DoOneToMany(user->uuid,"TOPIC",params);
 }
 
-void ModuleSpanningTree::OnWallops(userrec* user, const std::string &text)
+void ModuleSpanningTree::OnWallops(User* user, const std::string &text)
 {
        if (IS_LOCAL(user))
        {
                std::deque<std::string> params;
                params.push_back(":"+text);
-               Utils->DoOneToMany(user->nick,"WALLOPS",params);
+               Utils->DoOneToMany(user->uuid,"WALLOPS",params);
        }
 }
 
-void ModuleSpanningTree::OnUserNotice(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
+void ModuleSpanningTree::OnUserNotice(User* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
 {
        if (target_type == TYPE_USER)
        {
-               userrec* d = (userrec*)dest;
+               User* d = (User*)dest;
                if ((d->GetFd() < 0) && (IS_LOCAL(user)))
                {
                        std::deque<std::string> params;
                        params.clear();
-                       params.push_back(d->nick);
+                       params.push_back(d->uuid);
                        params.push_back(":"+text);
-                       Utils->DoOneToOne(user->nick,"NOTICE",params,d->server);
+                       Utils->DoOneToOne(user->uuid,"NOTICE",params,d->server);
                }
        }
        else if (target_type == TYPE_CHANNEL)
        {
                if (IS_LOCAL(user))
                {
-                       chanrec *c = (chanrec*)dest;
+                       Channel *c = (Channel*)dest;
                        if (c)
                        {
                                std::string cname = c->name;
@@ -844,7 +481,7 @@ void ModuleSpanningTree::OnUserNotice(userrec* user, void* dest, int target_type
                                {
                                        TreeSocket* Sock = i->second->GetSocket();
                                        if (Sock)
-                                               Sock->WriteLine(":"+std::string(user->nick)+" NOTICE "+cname+" :"+text);
+                                               Sock->WriteLine(":"+std::string(user->uuid)+" NOTICE "+cname+" :"+text);
                                }
                        }
                }
@@ -857,32 +494,32 @@ void ModuleSpanningTree::OnUserNotice(userrec* user, void* dest, int target_type
                        std::deque<std::string> par;
                        par.push_back(target);
                        par.push_back(":"+text);
-                       Utils->DoOneToMany(user->nick,"NOTICE",par);
+                       Utils->DoOneToMany(user->uuid,"NOTICE",par);
                }
        }
 }
 
-void ModuleSpanningTree::OnUserMessage(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
+void ModuleSpanningTree::OnUserMessage(User* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
 {
        if (target_type == TYPE_USER)
        {
                // route private messages which are targetted at clients only to the server
                // which needs to receive them
-               userrec* d = (userrec*)dest;
+               User* d = (User*)dest;
                if ((d->GetFd() < 0) && (IS_LOCAL(user)))
                {
                        std::deque<std::string> params;
                        params.clear();
-                       params.push_back(d->nick);
+                       params.push_back(d->uuid);
                        params.push_back(":"+text);
-                       Utils->DoOneToOne(user->nick,"PRIVMSG",params,d->server);
+                       Utils->DoOneToOne(user->uuid,"PRIVMSG",params,d->server);
                }
        }
        else if (target_type == TYPE_CHANNEL)
        {
                if (IS_LOCAL(user))
                {
-                       chanrec *c = (chanrec*)dest;
+                       Channel *c = (Channel*)dest;
                        if (c)
                        {
                                std::string cname = c->name;
@@ -894,7 +531,7 @@ void ModuleSpanningTree::OnUserMessage(userrec* user, void* dest, int target_typ
                                {
                                        TreeSocket* Sock = i->second->GetSocket();
                                        if (Sock)
-                                               Sock->WriteLine(":"+std::string(user->nick)+" PRIVMSG "+cname+" :"+text);
+                                               Sock->WriteLine(":"+std::string(user->uuid)+" PRIVMSG "+cname+" :"+text);
                                }
                        }
                }
@@ -907,7 +544,7 @@ void ModuleSpanningTree::OnUserMessage(userrec* user, void* dest, int target_typ
                        std::deque<std::string> par;
                        par.push_back(target);
                        par.push_back(":"+text);
-                       Utils->DoOneToMany(user->nick,"PRIVMSG",par);
+                       Utils->DoOneToMany(user->uuid,"PRIVMSG",par);
                }
        }
 }
@@ -918,7 +555,7 @@ void ModuleSpanningTree::OnBackgroundTimer(time_t curtime)
        DoPingChecks(curtime);
 }
 
-void ModuleSpanningTree::OnUserJoin(userrec* user, chanrec* channel, bool &silent)
+void ModuleSpanningTree::OnUserJoin(User* user, Channel* channel, bool sync, bool &silent)
 {
        // Only do this for local users
        if (IS_LOCAL(user))
@@ -931,44 +568,44 @@ void ModuleSpanningTree::OnUserJoin(userrec* user, chanrec* channel, bool &silen
                        // new joining permissions for the user.
                        params.push_back(channel->name);
                        params.push_back(ConvToStr(channel->age));
-                       params.push_back(std::string(channel->GetAllPrefixChars(user))+","+std::string(user->nick));
-                       Utils->DoOneToMany(ServerInstance->Config->ServerName,"FJOIN",params);
+                       params.push_back(std::string(channel->GetAllPrefixChars(user))+","+std::string(user->uuid));
+                       Utils->DoOneToMany(ServerInstance->Config->GetSID(),"FJOIN",params);
                        /* First user in, sync the modes for the channel */
                        params.pop_back();
-                       params.push_back(channel->ChanModes(true));
-                       Utils->DoOneToMany(ServerInstance->Config->ServerName,"FMODE",params);
+                       params.push_back(std::string("+") + channel->ChanModes(true));
+                       Utils->DoOneToMany(ServerInstance->Config->GetSID(),"FMODE",params);
                }
                else
                {
                        std::deque<std::string> params;
                        params.push_back(channel->name);
                        params.push_back(ConvToStr(channel->age));
-                       Utils->DoOneToMany(user->nick,"JOIN",params);
+                       Utils->DoOneToMany(user->uuid,"JOIN",params);
                }
        }
 }
 
-void ModuleSpanningTree::OnChangeHost(userrec* user, const std::string &newhost)
+void ModuleSpanningTree::OnChangeHost(User* user, const std::string &newhost)
 {
        // only occurs for local clients
        if (user->registered != REG_ALL)
                return;
        std::deque<std::string> params;
        params.push_back(newhost);
-       Utils->DoOneToMany(user->nick,"FHOST",params);
+       Utils->DoOneToMany(user->uuid,"FHOST",params);
 }
 
-void ModuleSpanningTree::OnChangeName(userrec* user, const std::string &gecos)
+void ModuleSpanningTree::OnChangeName(User* user, const std::string &gecos)
 {
        // only occurs for local clients
        if (user->registered != REG_ALL)
                return;
        std::deque<std::string> params;
        params.push_back(gecos);
-       Utils->DoOneToMany(user->nick,"FNAME",params);
+       Utils->DoOneToMany(user->uuid,"FNAME",params);
 }
 
-void ModuleSpanningTree::OnUserPart(userrec* user, chanrec* channel, const std::string &partmessage, bool &silent)
+void ModuleSpanningTree::OnUserPart(User* user, Channel* channel, const std::string &partmessage, bool &silent)
 {
        if (IS_LOCAL(user))
        {
@@ -976,36 +613,36 @@ void ModuleSpanningTree::OnUserPart(userrec* user, chanrec* channel, const std::
                params.push_back(channel->name);
                if (!partmessage.empty())
                        params.push_back(":"+partmessage);
-               Utils->DoOneToMany(user->nick,"PART",params);
+               Utils->DoOneToMany(user->uuid,"PART",params);
        }
 }
 
-void ModuleSpanningTree::OnUserConnect(userrec* user)
+void ModuleSpanningTree::OnPostConnect(User* user)
 {
-       char agestr[MAXBUF];
        if (IS_LOCAL(user))
        {
                std::deque<std::string> params;
-               snprintf(agestr,MAXBUF,"%lu",(unsigned long)user->age);
-               params.push_back(agestr);
+               params.push_back(user->uuid);
+               params.push_back(ConvToStr(user->age));
                params.push_back(user->nick);
                params.push_back(user->host);
                params.push_back(user->dhost);
                params.push_back(user->ident);
                params.push_back("+"+std::string(user->FormatModes()));
                params.push_back(user->GetIPString());
+               params.push_back(ConvToStr(user->signon));
                params.push_back(":"+std::string(user->fullname));
-               Utils->DoOneToMany(ServerInstance->Config->ServerName,"NICK",params);
-               // User is Local, change needs to be reflected!
-               TreeServer* SourceServer = Utils->FindServer(user->server);
-               if (SourceServer)
-               {
-                       SourceServer->AddUserCount();
-               }
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(), "UID", params);
+       }
+
+       TreeServer* SourceServer = Utils->FindServer(user->server);
+       if (SourceServer)
+       {
+               SourceServer->SetUserCount(1); // increment by 1
        }
 }
 
-void ModuleSpanningTree::OnUserQuit(userrec* user, const std::string &reason, const std::string &oper_message)
+void ModuleSpanningTree::OnUserQuit(User* user, const std::string &reason, const std::string &oper_message)
 {
        if ((IS_LOCAL(user)) && (user->registered == REG_ALL))
        {
@@ -1014,228 +651,215 @@ void ModuleSpanningTree::OnUserQuit(userrec* user, const std::string &reason, co
                if (oper_message != reason)
                {
                        params.push_back(":"+oper_message);
-                       Utils->DoOneToMany(user->nick,"OPERQUIT",params);
+                       Utils->DoOneToMany(user->uuid,"OPERQUIT",params);
                }
                params.clear();
                params.push_back(":"+reason);
-               Utils->DoOneToMany(user->nick,"QUIT",params);
+               Utils->DoOneToMany(user->uuid,"QUIT",params);
        }
+
        // Regardless, We need to modify the user Counts..
        TreeServer* SourceServer = Utils->FindServer(user->server);
        if (SourceServer)
        {
-               SourceServer->DelUserCount();
+               SourceServer->SetUserCount(-1); // decrement by 1
        }
 }
 
-void ModuleSpanningTree::OnUserPostNick(userrec* user, const std::string &oldnick)
+void ModuleSpanningTree::OnUserPostNick(User* user, const std::string &oldnick)
 {
        if (IS_LOCAL(user))
        {
                std::deque<std::string> params;
                params.push_back(user->nick);
-               Utils->DoOneToMany(oldnick,"NICK",params);
+
+               /** IMPORTANT: We don't update the TS if the oldnick is just a case change of the newnick!
+                */
+               if (irc::string(user->nick) != assign(oldnick))
+                       user->age = ServerInstance->Time();
+
+               params.push_back(ConvToStr(user->age));
+               Utils->DoOneToMany(user->uuid,"NICK",params);
        }
 }
 
-void ModuleSpanningTree::OnUserKick(userrec* source, userrec* user, chanrec* chan, const std::string &reason, bool &silent)
+void ModuleSpanningTree::OnUserKick(User* source, User* user, Channel* chan, const std::string &reason, bool &silent)
 {
        if ((source) && (IS_LOCAL(source)))
        {
                std::deque<std::string> params;
                params.push_back(chan->name);
-               params.push_back(user->nick);
+               params.push_back(user->uuid);
                params.push_back(":"+reason);
-               Utils->DoOneToMany(source->nick,"KICK",params);
+               Utils->DoOneToMany(source->uuid,"KICK",params);
        }
        else if (!source)
        {
                std::deque<std::string> params;
                params.push_back(chan->name);
-               params.push_back(user->nick);
+               params.push_back(user->uuid);
                params.push_back(":"+reason);
-               Utils->DoOneToMany(ServerInstance->Config->ServerName,"KICK",params);
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(),"KICK",params);
        }
 }
 
-void ModuleSpanningTree::OnRemoteKill(userrec* source, userrec* dest, const std::string &reason)
+void ModuleSpanningTree::OnRemoteKill(User* source, User* dest, const std::string &reason, const std::string &operreason)
 {
        std::deque<std::string> params;
-       params.push_back(dest->nick);
        params.push_back(":"+reason);
-       Utils->DoOneToMany(source->nick,"KILL",params);
+       Utils->DoOneToMany(dest->uuid,"OPERQUIT",params);
+       params.clear();
+       params.push_back(dest->uuid);
+       params.push_back(":"+reason);
+       dest->SetOperQuit(operreason);
+       Utils->DoOneToMany(source->uuid,"KILL",params);
 }
 
-void ModuleSpanningTree::OnRehash(userrec* user, const std::string &parameter)
+void ModuleSpanningTree::OnRehash(User* user, const std::string &parameter)
 {
        if (!parameter.empty())
        {
                std::deque<std::string> params;
                params.push_back(parameter);
-               Utils->DoOneToMany(user ? user->nick : ServerInstance->Config->ServerName, "REHASH", params);
+               Utils->DoOneToMany(user ? user->nick : ServerInstance->Config->GetSID(), "REHASH", params);
                // check for self
                if (ServerInstance->MatchText(ServerInstance->Config->ServerName,parameter))
                {
-                       ServerInstance->WriteOpers("*** Remote rehash initiated locally by \002%s\002", user ? user->nick : ServerInstance->Config->ServerName);
+                       ServerInstance->SNO->WriteToSnoMask('A', "Remote rehash initiated locally by \002%s\002", user ? user->nick : ServerInstance->Config->ServerName);
                        ServerInstance->RehashServer();
                }
        }
-       Utils->ReadConfiguration(false);
+       Utils->ReadConfiguration(true);
        InitializeDisabledCommands(ServerInstance->Config->DisabledCommands, ServerInstance);
 }
 
 // note: the protocol does not allow direct umode +o except
 // via NICK with 8 params. sending OPERTYPE infers +o modechange
 // locally.
-void ModuleSpanningTree::OnOper(userrec* user, const std::string &opertype)
+void ModuleSpanningTree::OnOper(User* user, const std::string &opertype)
 {
        if (IS_LOCAL(user))
        {
                std::deque<std::string> params;
                params.push_back(opertype);
-               Utils->DoOneToMany(user->nick,"OPERTYPE",params);
+               Utils->DoOneToMany(user->uuid,"OPERTYPE",params);
        }
 }
 
-void ModuleSpanningTree::OnLine(userrec* source, const std::string &host, bool adding, char linetype, long duration, const std::string &reason)
+void ModuleSpanningTree::OnAddLine(User* user, XLine *x)
 {
-       if (!source)
+       if (!x->IsBurstable())
+               return;
+
+       char data[MAXBUF];
+       snprintf(data,MAXBUF,"%s %s %s %lu %lu :%s", x->type.c_str(), x->Displayable(), 
+       ServerInstance->Config->ServerName, (unsigned long)x->set_time, (unsigned long)x->duration, x->reason);
+       std::deque<std::string> params;
+       params.push_back(data);
+
+       if (!user)
        {
                /* Server-set lines */
-               char data[MAXBUF];
-               snprintf(data,MAXBUF,"%c %s %s %lu %lu :%s", linetype, host.c_str(), ServerInstance->Config->ServerName, (unsigned long)ServerInstance->Time(false),
-                               (unsigned long)duration, reason.c_str());
-               std::deque<std::string> params;
-               params.push_back(data);
-               Utils->DoOneToMany(ServerInstance->Config->ServerName, "ADDLINE", params);
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(), "ADDLINE", params);
        }
-       else
+       else if (IS_LOCAL(user))
        {
-               if (IS_LOCAL(source))
-               {
-                       char type[8];
-                       snprintf(type,8,"%cLINE",linetype);
-                       std::string stype = type;
-                       if (adding)
-                       {
-                               char sduration[MAXBUF];
-                               snprintf(sduration,MAXBUF,"%ld",duration);
-                               std::deque<std::string> params;
-                               params.push_back(host);
-                               params.push_back(sduration);
-                               params.push_back(":"+reason);
-                               Utils->DoOneToMany(source->nick,stype,params);
-                       }
-                       else
-                       {
-                               std::deque<std::string> params;
-                               params.push_back(host);
-                               Utils->DoOneToMany(source->nick,stype,params);
-                       }
-               }
+               /* User-set lines */
+               Utils->DoOneToMany(user->uuid, "ADDLINE", params);
        }
 }
 
-void ModuleSpanningTree::OnAddGLine(long duration, userrec* source, const std::string &reason, const std::string &hostmask)
-{
-       OnLine(source,hostmask,true,'G',duration,reason);
-}
-       
-void ModuleSpanningTree::OnAddZLine(long duration, userrec* source, const std::string &reason, const std::string &ipmask)
-{
-       OnLine(source,ipmask,true,'Z',duration,reason);
-}
-
-void ModuleSpanningTree::OnAddQLine(long duration, userrec* source, const std::string &reason, const std::string &nickmask)
-{
-       OnLine(source,nickmask,true,'Q',duration,reason);
-}
-
-void ModuleSpanningTree::OnAddELine(long duration, userrec* source, const std::string &reason, const std::string &hostmask)
-{
-       OnLine(source,hostmask,true,'E',duration,reason);
-}
-
-void ModuleSpanningTree::OnDelGLine(userrec* source, const std::string &hostmask)
-{
-       OnLine(source,hostmask,false,'G',0,"");
-}
-
-void ModuleSpanningTree::OnDelZLine(userrec* source, const std::string &ipmask)
+void ModuleSpanningTree::OnDelLine(User* user, XLine *x)
 {
-       OnLine(source,ipmask,false,'Z',0,"");
-}
+       if (x->type == "K")
+               return;
 
-void ModuleSpanningTree::OnDelQLine(userrec* source, const std::string &nickmask)
-{
-       OnLine(source,nickmask,false,'Q',0,"");
-}
+       char data[MAXBUF];
+       snprintf(data,MAXBUF,"%s %s", x->type.c_str(), x->Displayable());
+       std::deque<std::string> params;
+       params.push_back(data);
 
-void ModuleSpanningTree::OnDelELine(userrec* source, const std::string &hostmask)
-{
-       OnLine(source,hostmask,false,'E',0,"");
+       if (!user)
+       {
+               /* Server-unset lines */
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(), "DELLINE", params);
+       }
+       else if (IS_LOCAL(user))
+       {
+               /* User-unset lines */
+               Utils->DoOneToMany(user->uuid, "DELLINE", params);
+       }
 }
 
-void ModuleSpanningTree::OnMode(userrec* user, void* dest, int target_type, const std::string &text)
+void ModuleSpanningTree::OnMode(User* user, void* dest, int target_type, const std::string &text)
 {
        if ((IS_LOCAL(user)) && (user->registered == REG_ALL))
        {
                std::deque<std::string> params;
                std::string command;
+               std::string output_text;
+
+               ServerInstance->Parser->TranslateUIDs(TR_SPACENICKLIST, text, output_text);
 
                if (target_type == TYPE_USER)
                {
-                       userrec* u = (userrec*)dest;
-                       params.push_back(u->nick);
-                       params.push_back(text);
+                       User* u = (User*)dest;
+                       params.push_back(u->uuid);
+                       params.push_back(output_text);
                        command = "MODE";
                }
                else
                {
-                       chanrec* c = (chanrec*)dest;
+                       Channel* c = (Channel*)dest;
                        params.push_back(c->name);
                        params.push_back(ConvToStr(c->age));
-                       params.push_back(text);
+                       params.push_back(output_text);
                        command = "FMODE";
                }
-               Utils->DoOneToMany(user->nick, command, params);
-       }
-}
 
-void ModuleSpanningTree::OnSetAway(userrec* user)
-{
-       if (IS_LOCAL(user))
-       {
-               std::deque<std::string> params;
-               params.push_back(":"+std::string(user->awaymsg));
-               Utils->DoOneToMany(user->nick,"AWAY",params);
+               Utils->DoOneToMany(user->uuid, command, params);
        }
 }
 
-void ModuleSpanningTree::OnCancelAway(userrec* user)
+int ModuleSpanningTree::OnSetAway(User* user, const std::string &awaymsg)
 {
        if (IS_LOCAL(user))
        {
-               std::deque<std::string> params;
-               params.clear();
-               Utils->DoOneToMany(user->nick,"AWAY",params);
+               if (awaymsg.empty())
+               {
+                       std::deque<std::string> params;
+                       params.clear();
+                       Utils->DoOneToMany(user->uuid,"AWAY",params);
+               }
+               else
+               {
+                       std::deque<std::string> params;
+                       params.push_back(":" + awaymsg);
+                       Utils->DoOneToMany(user->uuid,"AWAY",params);
+               }
        }
+
+       return 0;
 }
 
 void ModuleSpanningTree::ProtoSendMode(void* opaque, int target_type, void* target, const std::string &modeline)
 {
        TreeSocket* s = (TreeSocket*)opaque;
+       std::string output_text;
+
+       ServerInstance->Parser->TranslateUIDs(TR_SPACENICKLIST, modeline, output_text);
+
        if (target)
        {
                if (target_type == TYPE_USER)
                {
-                       userrec* u = (userrec*)target;
-                       s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" FMODE "+u->nick+" "+ConvToStr(u->age)+" "+modeline);
+                       User* u = (User*)target;
+                       s->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" FMODE "+u->uuid+" "+ConvToStr(u->age)+" "+output_text);
                }
                else
                {
-                       chanrec* c = (chanrec*)target;
-                       s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" FMODE "+c->name+" "+ConvToStr(c->age)+" "+modeline);
+                       Channel* c = (Channel*)target;
+                       s->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" FMODE "+c->name+" "+ConvToStr(c->age)+" "+output_text);
                }
        }
 }
@@ -1247,30 +871,37 @@ void ModuleSpanningTree::ProtoSendMetaData(void* opaque, int target_type, void*
        {
                if (target_type == TYPE_USER)
                {
-                       userrec* u = (userrec*)target;
-                       s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA "+u->nick+" "+extname+" :"+extdata);
+                       User* u = (User*)target;
+                       s->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" METADATA "+u->uuid+" "+extname+" :"+extdata);
                }
                else if (target_type == TYPE_CHANNEL)
                {
-                       chanrec* c = (chanrec*)target;
-                       s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA "+c->name+" "+extname+" :"+extdata);
+                       Channel* c = (Channel*)target;
+                       s->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" METADATA "+c->name+" "+extname+" :"+extdata);
                }
        }
        if (target_type == TYPE_OTHER)
        {
-               s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA * "+extname+" :"+extdata);
+               s->WriteLine(std::string(":")+ServerInstance->Config->GetSID()+" METADATA * "+extname+" :"+extdata);
        }
 }
 
 void ModuleSpanningTree::OnEvent(Event* event)
 {
        std::deque<std::string>* params = (std::deque<std::string>*)event->GetData();
-       if (event->GetEventID() == "send_metadata")
+       if (event->GetEventID() == "send_encap")
+       {
+               if (params->size() < 2)
+                       return;
+
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(), "ENCAP", *params);
+       }
+       else if (event->GetEventID() == "send_metadata")
        {
                if (params->size() < 3)
                        return;
                (*params)[2] = ":" + (*params)[2];
-               Utils->DoOneToMany(ServerInstance->Config->ServerName,"METADATA",*params);
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(),"METADATA",*params);
        }
        else if (event->GetEventID() == "send_topic")
        {
@@ -1278,30 +909,36 @@ void ModuleSpanningTree::OnEvent(Event* event)
                        return;
                (*params)[1] = ":" + (*params)[1];
                params->insert(params->begin() + 1,ServerInstance->Config->ServerName);
-               params->insert(params->begin() + 1,ConvToStr(ServerInstance->Time(true)));
-               Utils->DoOneToMany(ServerInstance->Config->ServerName,"FTOPIC",*params);
+               params->insert(params->begin() + 1,ConvToStr(ServerInstance->Time()));
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(),"FTOPIC",*params);
        }
        else if (event->GetEventID() == "send_mode")
        {
                if (params->size() < 2)
                        return;
-               // Insert the TS value of the object, either userrec or chanrec
+               // Insert the TS value of the object, either User or Channel
                time_t ourTS = 0;
-               userrec* a = ServerInstance->FindNick((*params)[0]);
+               std::string output_text;
+
+               /* Warning: in-place translation is only safe for type TR_NICK */
+               for (size_t n = 0; n < params->size(); n++)
+                       ServerInstance->Parser->TranslateUIDs(TR_NICK, (*params)[n], (*params)[n]);
+
+               User* a = ServerInstance->FindNick((*params)[0]);
                if (a)
                {
                        ourTS = a->age;
-                       Utils->DoOneToMany(ServerInstance->Config->ServerName,"MODE",*params);
+                       Utils->DoOneToMany(ServerInstance->Config->GetSID(),"MODE",*params);
                        return;
                }
                else
                {
-                       chanrec* a = ServerInstance->FindChan((*params)[0]);
-                       if (a)
+                       Channel* c = ServerInstance->FindChan((*params)[0]);
+                       if (c)
                        {
-                               ourTS = a->age;
+                               ourTS = c->age;
                                params->insert(params->begin() + 1,ConvToStr(ourTS));
-                               Utils->DoOneToMany(ServerInstance->Config->ServerName,"FMODE",*params);
+                               Utils->DoOneToMany(ServerInstance->Config->GetSID(),"FMODE",*params);
                        }
                }
        }
@@ -1309,70 +946,67 @@ void ModuleSpanningTree::OnEvent(Event* event)
        {
                if (params->size() < 2)
                        return;
-               Utils->DoOneToMany(ServerInstance->Config->ServerName,"MODE",*params);
+               std::string output_text;
+
+               /* Warning: in-place translation is only safe for type TR_NICK */
+               for (size_t n = 0; n < params->size(); n++)
+                       ServerInstance->Parser->TranslateUIDs(TR_NICK, (*params)[n], (*params)[n]);
+
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(),"MODE",*params);
        }
        else if (event->GetEventID() == "send_opers")
        {
                if (params->size() < 1)
                        return;
                (*params)[0] = ":" + (*params)[0];
-               Utils->DoOneToMany(ServerInstance->Config->ServerName,"OPERNOTICE",*params);
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(),"OPERNOTICE",*params);
        }
        else if (event->GetEventID() == "send_modeset")
        {
                if (params->size() < 2)
                        return;
                (*params)[1] = ":" + (*params)[1];
-               Utils->DoOneToMany(ServerInstance->Config->ServerName,"MODENOTICE",*params);
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(),"MODENOTICE",*params);
        }
        else if (event->GetEventID() == "send_snoset")
        {
                if (params->size() < 2)
                        return;
                (*params)[1] = ":" + (*params)[1];
-               Utils->DoOneToMany(ServerInstance->Config->ServerName,"SNONOTICE",*params);
+               Utils->DoOneToMany(ServerInstance->Config->GetSID(),"SNONOTICE",*params);
        }
        else if (event->GetEventID() == "send_push")
        {
                if (params->size() < 2)
                        return;
                        
-               userrec *a = ServerInstance->FindNick((*params)[0]);
+               User *a = ServerInstance->FindNick((*params)[0]);
                        
                if (!a)
                        return;
-                       
+
+               (*params)[0] = a->uuid;
                (*params)[1] = ":" + (*params)[1];
-               Utils->DoOneToOne(ServerInstance->Config->ServerName, "PUSH", *params, a->server);
+               Utils->DoOneToOne(ServerInstance->Config->GetSID(), "PUSH", *params, a->server);
        }
 }
 
 ModuleSpanningTree::~ModuleSpanningTree()
 {
        /* This will also free the listeners */
+       delete ServerInstance->PI;
+       ServerInstance->PI = new ProtocolInterface(ServerInstance);
+
        delete Utils;
-       if (SyncTimer)
-               ServerInstance->Timers->DelTimer(SyncTimer);
 
        ServerInstance->Timers->DelTimer(RefreshTimer);
 
-       ServerInstance->DoneWithInterface("InspSocketHook");
+       ServerInstance->Modules->DoneWithInterface("BufferedSocketHook");
 }
 
 Version ModuleSpanningTree::GetVersion()
 {
-       return Version(1,1,0,2,VF_VENDOR,API_VERSION);
-}
-
-void ModuleSpanningTree::Implements(char* List)
-{
-       List[I_OnPreCommand] = List[I_OnGetServerDescription] = List[I_OnUserInvite] = List[I_OnPostLocalTopicChange] = 1;
-       List[I_OnWallops] = List[I_OnUserNotice] = List[I_OnUserMessage] = List[I_OnBackgroundTimer] = 1;
-       List[I_OnUserJoin] = List[I_OnChangeHost] = List[I_OnChangeName] = List[I_OnUserPart] = List[I_OnUserConnect] = 1;
-       List[I_OnUserQuit] = List[I_OnUserPostNick] = List[I_OnUserKick] = List[I_OnRemoteKill] = List[I_OnRehash] = 1;
-       List[I_OnOper] = List[I_OnAddGLine] = List[I_OnAddZLine] = List[I_OnAddQLine] = List[I_OnAddELine] = 1;
-       List[I_OnDelGLine] = List[I_OnDelZLine] = List[I_OnDelQLine] = List[I_OnDelELine] = List[I_ProtoSendMode] = List[I_OnMode] = 1;
-       List[I_OnStats] = List[I_ProtoSendMetaData] = List[I_OnEvent] = List[I_OnSetAway] = List[I_OnCancelAway] = List[I_OnPostCommand] = 1;
+       return Version(1,2,0,2,VF_VENDOR,API_VERSION);
 }
 
 /* It is IMPORTANT that m_spanningtree is the last module in the chain
@@ -1382,10 +1016,9 @@ void ModuleSpanningTree::Implements(char* List)
  * Therefore, we return PRIORITY_LAST to make sure we end up at the END of
  * the module call queue.
  */
-Priority ModuleSpanningTree::Prioritize()
+void ModuleSpanningTree::Prioritize()
 {
-       return PRIORITY_LAST;
+       ServerInstance->Modules->SetPriority(this, PRIO_LAST);
 }
 
 MODULE_INIT(ModuleSpanningTree)
-