src/modules/m_spanningtree/main.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
   6  * See: http://www.inspircd.org/wiki/index.php/Credits
   7  *
   8  * This program is free but copyrighted software; see
   9  *          the file COPYING for details.
  10  *
  11  * ---------------------------------------------------
  12  */
  13
  14 /* $ModDesc: Provides a spanning tree server link protocol */
  15
  16 #include "configreader.h"
  17 #include "users.h"
  18 #include "channels.h"
  19 #include "modules.h"
  20 #include "commands/cmd_whois.h"
  21 #include "commands/cmd_stats.h"
  22 #include "socket.h"
  23 #include "inspircd.h"
  24 #include "wildcard.h"
  25 #include "xline.h"
  26 #include "transport.h"
  27
  28 #include "m_spanningtree/timesynctimer.h"
  29 #include "m_spanningtree/resolvers.h"
  30 #include "m_spanningtree/main.h"
  31 #include "m_spanningtree/utils.h"
  32 #include "m_spanningtree/treeserver.h"
  33 #include "m_spanningtree/link.h"
  34 #include "m_spanningtree/treesocket.h"
  35 #include "m_spanningtree/rconnect.h"
  36
  37 ModuleSpanningTree::ModuleSpanningTree(InspIRCd* Me)
  38         : Module::Module(Me), max_local(0), max_global(0)
  39 {
  40         ServerInstance->UseInterface("InspSocketHook");
  41         Utils = new SpanningTreeUtilities(Me, this);
  42         command_rconnect = new cmd_rconnect(ServerInstance, this, Utils);
  43         ServerInstance->AddCommand(command_rconnect);
  44         if (Utils->EnableTimeSync)
  45         {
  46                 SyncTimer = new TimeSyncTimer(ServerInstance, this);
  47                 ServerInstance->Timers->AddTimer(SyncTimer);
  48         }
  49         else
  50                 SyncTimer = NULL;
  51 }
  52
  53 void ModuleSpanningTree::ShowLinks(TreeServer* Current, userrec* user, int hops)
  54 {
  55         std::string Parent = Utils->TreeRoot->GetName();
  56         if (Current->GetParent())
  57         {
  58                 Parent = Current->GetParent()->GetName();
  59         }
  60         for (unsigned int q = 0; q < Current->ChildCount(); q++)
  61         {
  62                 if ((Utils->HideULines) && (ServerInstance->ULine(Current->GetChild(q)->GetName().c_str())))
  63                 {
  64                         if (*user->oper)
  65                         {
  66                                  ShowLinks(Current->GetChild(q),user,hops+1);
  67                         }
  68                 }
  69                 else
  70                 {
  71                         ShowLinks(Current->GetChild(q),user,hops+1);
  72                 }
  73         }
  74         /* Don't display the line if its a uline, hide ulines is on, and the user isnt an oper */
  75         if ((Utils->HideULines) && (ServerInstance->ULine(Current->GetName().c_str())) && (!*user->oper))
  76                 return;
  77         user->WriteServ("364 %s %s %s :%d %s",user->nick,Current->GetName().c_str(),(Utils->FlatLinks && (!*user->oper)) ? ServerInstance->Config->ServerName : Parent.c_str(),(Utils->FlatLinks && (!*user->oper)) ? 0 : hops,Current->GetDesc().c_str());
  78 }
  79
  80 int ModuleSpanningTree::CountLocalServs()
  81 {
  82         return Utils->TreeRoot->ChildCount();
  83 }
  84
  85 int ModuleSpanningTree::CountServs()
  86 {
  87         return Utils->serverlist.size();
  88 }
  89
  90 void ModuleSpanningTree::HandleLinks(const char** parameters, int pcnt, userrec* user)
  91 {
  92         ShowLinks(Utils->TreeRoot,user,0);
  93         user->WriteServ("365 %s * :End of /LINKS list.",user->nick);
  94         return;
  95 }
  96
  97 void ModuleSpanningTree::HandleLusers(const char** parameters, int pcnt, userrec* user)
  98 {
  99         unsigned int n_users = ServerInstance->UserCount();
 100
 101         /* Only update these when someone wants to see them, more efficient */
 102         if ((unsigned int)ServerInstance->LocalUserCount() > max_local)
 103                 max_local = ServerInstance->LocalUserCount();
 104         if (n_users > max_global)
 105                 max_global = n_users;
 106
 107         unsigned int ulined_count = 0;
 108         unsigned int ulined_local_count = 0;
 109
 110         /* If ulined are hidden and we're not an oper, count the number of ulined servers hidden,
 111          * locally and globally (locally means directly connected to us)
 112          */
 113         if ((Utils->HideULines) && (!*user->oper))
 114         {
 115                 for (server_hash::iterator q = Utils->serverlist.begin(); q != Utils->serverlist.end(); q++)
 116                 {
 117                         if (ServerInstance->ULine(q->second->GetName().c_str()))
 118                         {
 119                                 ulined_count++;
 120                                 if (q->second->GetParent() == Utils->TreeRoot)
 121                                         ulined_local_count++;
 122                         }
 123                 }
 124         }
 125         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());
 126         if (ServerInstance->OperCount())
 127                 user->WriteServ("252 %s %d :operator(s) online",user->nick,ServerInstance->OperCount());
 128         if (ServerInstance->UnregisteredUserCount())
 129                 user->WriteServ("253 %s %d :unknown connections",user->nick,ServerInstance->UnregisteredUserCount());
 130         if (ServerInstance->ChannelCount())
 131                 user->WriteServ("254 %s %d :channels formed",user->nick,ServerInstance->ChannelCount());
 132         user->WriteServ("254 %s :I have %d clients and %d servers",user->nick,ServerInstance->LocalUserCount(),ulined_local_count ? this->CountLocalServs() - ulined_local_count : this->CountLocalServs());
 133         user->WriteServ("265 %s :Current Local Users: %d  Max: %d",user->nick,ServerInstance->LocalUserCount(),max_local);
 134         user->WriteServ("266 %s :Current Global Users: %d  Max: %d",user->nick,n_users,max_global);
 135         return;
 136 }
 137
 138 // WARNING: NOT THREAD SAFE - DONT GET ANY SMART IDEAS.
 139 void ModuleSpanningTree::ShowMap(TreeServer* Current, userrec* user, int depth, char matrix[128][80], float &totusers, float &totservers)
 140 {
 141         if (line < 128)
 142         {
 143                 for (int t = 0; t < depth; t++)
 144                 {
 145                         matrix[line][t] = ' ';
 146                 }
 147                 // For Aligning, we need to work out exactly how deep this thing is, and produce
 148                 // a 'Spacer' String to compensate.
 149                 char spacer[40];
 150                 memset(spacer,' ',40);
 151                 if ((40 - Current->GetName().length() - depth) > 1) {
 152                         spacer[40 - Current->GetName().length() - depth] = '\0';
 153                 }
 154                 else
 155                 {
 156                         spacer[5] = '\0';
 157                 }
 158                 float percent;
 159                 char text[80];
 160                 if (ServerInstance->clientlist->size() == 0) {
 161                         // If there are no users, WHO THE HELL DID THE /MAP?!?!?!
 162                         percent = 0;
 163                 }
 164                 else
 165                 {
 166                         percent = ((float)Current->GetUserCount() / (float)ServerInstance->clientlist->size()) * 100;
 167                 }
 168                 snprintf(text, 80, "%s %s%5d [%5.2f%%]", Current->GetName().c_str(), spacer, Current->GetUserCount(), percent);
 169                 totusers += Current->GetUserCount();
 170                 totservers++;
 171                 strlcpy(&matrix[line][depth],text,80);
 172                 line++;
 173                 for (unsigned int q = 0; q < Current->ChildCount(); q++)
 174                 {
 175                         if ((Utils->HideULines) && (ServerInstance->ULine(Current->GetChild(q)->GetName().c_str())))
 176                         {
 177                                 if (*user->oper)
 178                                 {
 179                                         ShowMap(Current->GetChild(q),user,(Utils->FlatLinks && (!*user->oper)) ? depth : depth+2,matrix,totusers,totservers);
 180                                 }
 181                         }
 182                         else
 183                         {
 184                                 ShowMap(Current->GetChild(q),user,(Utils->FlatLinks && (!*user->oper)) ? depth : depth+2,matrix,totusers,totservers);
 185                         }
 186                 }
 187         }
 188 }
 189
 190 int ModuleSpanningTree::HandleMotd(const char** parameters, int pcnt, userrec* user)
 191 {
 192         if (pcnt > 0)
 193         {
 194                 /* Remote MOTD, the server is within the 1st parameter */
 195                 std::deque<std::string> params;
 196                 params.push_back(parameters[0]);
 197                 /* Send it out remotely, generate no reply yet */
 198                 TreeServer* s = Utils->FindServerMask(parameters[0]);
 199                 if (s)
 200                 {
 201                         Utils->DoOneToOne(user->nick, "MOTD", params, s->GetName());
 202                 }
 203                 else
 204                 {
 205                         user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
 206                 }
 207                 return 1;
 208         }
 209         return 0;
 210 }
 211
 212 int ModuleSpanningTree::HandleAdmin(const char** parameters, int pcnt, userrec* user)
 213 {
 214         if (pcnt > 0)
 215         {
 216                 /* Remote ADMIN, the server is within the 1st parameter */
 217                 std::deque<std::string> params;
 218                 params.push_back(parameters[0]);
 219                 /* Send it out remotely, generate no reply yet */
 220                 TreeServer* s = Utils->FindServerMask(parameters[0]);
 221                 if (s)
 222                 {
 223                         Utils->DoOneToOne(user->nick, "ADMIN", params, s->GetName());
 224                 }
 225                 else
 226                 {
 227                         user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
 228                 }
 229                 return 1;
 230         }
 231         return 0;
 232 }
 233
 234 int ModuleSpanningTree::HandleStats(const char** parameters, int pcnt, userrec* user)
 235 {
 236         if (pcnt > 1)
 237         {
 238                 /* Remote STATS, the server is within the 2nd parameter */
 239                 std::deque<std::string> params;
 240                 params.push_back(parameters[0]);
 241                 params.push_back(parameters[1]);
 242                 /* Send it out remotely, generate no reply yet */
 243                 TreeServer* s = Utils->FindServerMask(parameters[1]);
 244                 if (s)
 245                 {
 246                         params[1] = s->GetName();
 247                         Utils->DoOneToOne(user->nick, "STATS", params, s->GetName());
 248                 }
 249                 else
 250                 {
 251                         user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
 252                 }
 253                 return 1;
 254         }
 255         return 0;
 256 }
 257
 258 // Ok, prepare to be confused.
 259 // After much mulling over how to approach this, it struck me that
 260 // the 'usual' way of doing a /MAP isnt the best way. Instead of
 261 // keeping track of a ton of ascii characters, and line by line
 262 // under recursion working out where to place them using multiplications
 263 // and divisons, we instead render the map onto a backplane of characters
 264 // (a character matrix), then draw the branches as a series of "L" shapes
 265 // from the nodes. This is not only friendlier on CPU it uses less stack.
 266 void ModuleSpanningTree::HandleMap(const char** parameters, int pcnt, userrec* user)
 267 {
 268         // This array represents a virtual screen which we will
 269         // "scratch" draw to, as the console device of an irc
 270         // client does not provide for a proper terminal.
 271         float totusers = 0;
 272         float totservers = 0;
 273         char matrix[128][80];
 274         for (unsigned int t = 0; t < 128; t++)
 275         {
 276                 matrix[t][0] = '\0';
 277         }
 278         line = 0;
 279         // The only recursive bit is called here.
 280         ShowMap(Utils->TreeRoot,user,0,matrix,totusers,totservers);
 281         // Process each line one by one. The algorithm has a limit of
 282         // 128 servers (which is far more than a spanning tree should have
 283         // anyway, so we're ok). This limit can be raised simply by making
 284         // the character matrix deeper, 128 rows taking 10k of memory.
 285         for (int l = 1; l < line; l++)
 286         {
 287                 // scan across the line looking for the start of the
 288                 // servername (the recursive part of the algorithm has placed
 289                 // the servers at indented positions depending on what they
 290                 // are related to)
 291                 int first_nonspace = 0;
 292                 while (matrix[l][first_nonspace] == ' ')
 293                 {
 294                         first_nonspace++;
 295                 }
 296                 first_nonspace--;
 297                 // Draw the `- (corner) section: this may be overwritten by
 298                 // another L shape passing along the same vertical pane, becoming
 299                 // a |- (branch) section instead.
 300                 matrix[l][first_nonspace] = '-';
 301                 matrix[l][first_nonspace-1] = '`';
 302                 int l2 = l - 1;
 303                 // Draw upwards until we hit the parent server, causing possibly
 304                 // other corners (`-) to become branches (|-)
 305                 while ((matrix[l2][first_nonspace-1] == ' ') || (matrix[l2][first_nonspace-1] == '`'))
 306                 {
 307                         matrix[l2][first_nonspace-1] = '|';
 308                         l2--;
 309                 }
 310         }
 311         // dump the whole lot to the user. This is the easy bit, honest.
 312         for (int t = 0; t < line; t++)
 313         {
 314                 user->WriteServ("006 %s :%s",user->nick,&matrix[t][0]);
 315         }
 316         float avg_users = totusers / totservers;
 317         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);
 318         user->WriteServ("007 %s :End of /MAP",user->nick);
 319         return;
 320 }
 321
 322 int ModuleSpanningTree::HandleSquit(const char** parameters, int pcnt, userrec* user)
 323 {
 324         TreeServer* s = Utils->FindServerMask(parameters[0]);
 325         if (s)
 326         {
 327                 if (s == Utils->TreeRoot)
 328                 {
 329                         user->WriteServ("NOTICE %s :*** SQUIT: Foolish mortal, you cannot make a server SQUIT itself! (%s matches local server name)",user->nick,parameters[0]);
 330                         return 1;
 331                 }
 332                 TreeSocket* sock = s->GetSocket();
 333                 if (sock)
 334                 {
 335                         ServerInstance->SNO->WriteToSnoMask('l',"SQUIT: Server \002%s\002 removed from network by %s",parameters[0],user->nick);
 336                         sock->Squit(s,std::string("Server quit by ") + user->GetFullRealHost());
 337                         ServerInstance->SE->DelFd(sock);
 338                         sock->Close();
 339                         delete sock;
 340                 }
 341                 else
 342                 {
 343                         /* route it */
 344                         std::deque<std::string> params;
 345                         params.push_back(parameters[0]);
 346                         params.push_back(std::string(":Server quit by ") + user->GetFullRealHost());
 347                         Utils->DoOneToOne(user->nick, "RSQUIT", params, parameters[0]);
 348                 }
 349         }
 350         else
 351         {
 352                  user->WriteServ("NOTICE %s :*** SQUIT: The server \002%s\002 does not exist on the network.",user->nick,parameters[0]);
 353         }
 354         return 1;
 355 }
 356
 357 int ModuleSpanningTree::HandleTime(const char** parameters, int pcnt, userrec* user)
 358 {
 359         if ((IS_LOCAL(user)) && (pcnt))
 360         {
 361                 TreeServer* found = Utils->FindServerMask(parameters[0]);
 362                 if (found)
 363                 {
 364                         // we dont' override for local server
 365                         if (found == Utils->TreeRoot)
 366                                 return 0;
 367
 368                         std::deque<std::string> params;
 369                         params.push_back(found->GetName());
 370                         params.push_back(user->nick);
 371                         Utils->DoOneToOne(ServerInstance->Config->ServerName,"TIME",params,found->GetName());
 372                 }
 373                 else
 374                 {
 375                         user->WriteServ("402 %s %s :No such server",user->nick,parameters[0]);
 376                 }
 377         }
 378         return 1;
 379 }
 380
 381 int ModuleSpanningTree::HandleRemoteWhois(const char** parameters, int pcnt, userrec* user)
 382 {
 383         if ((IS_LOCAL(user)) && (pcnt > 1))
 384         {
 385                 userrec* remote = ServerInstance->FindNick(parameters[1]);
 386                 if ((remote) && (remote->GetFd() < 0))
 387                 {
 388                         std::deque<std::string> params;
 389                         params.push_back(parameters[1]);
 390                         Utils->DoOneToOne(user->nick,"IDLE",params,remote->server);
 391                         return 1;
 392                 }
 393                 else if (!remote)
 394                 {
 395                         user->WriteServ("401 %s %s :No such nick/channel",user->nick, parameters[1]);
 396                         user->WriteServ("318 %s %s :End of /WHOIS list.",user->nick, parameters[1]);
 397                         return 1;
 398                 }
 399         }
 400         return 0;
 401 }
 402
 403 void ModuleSpanningTree::DoPingChecks(time_t curtime)
 404 {
 405         for (unsigned int j = 0; j < Utils->TreeRoot->ChildCount(); j++)
 406         {
 407                 TreeServer* serv = Utils->TreeRoot->GetChild(j);
 408                 TreeSocket* sock = serv->GetSocket();
 409                 if (sock)
 410                 {
 411                         if (curtime >= serv->NextPingTime())
 412                         {
 413                                 if (serv->AnsweredLastPing())
 414                                 {
 415                                         sock->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" PING "+serv->GetName());
 416                                         serv->SetNextPingTime(curtime + 60);
 417                                 }
 418                                 else
 419                                 {
 420                                         // they didnt answer, boot them
 421                                         ServerInstance->SNO->WriteToSnoMask('l',"Server \002%s\002 pinged out",serv->GetName().c_str());
 422                                         sock->Squit(serv,"Ping timeout");
 423                                         ServerInstance->SE->DelFd(sock);
 424                                         sock->Close();
 425                                         delete sock;
 426                                         return;
 427                                 }
 428                         }
 429                 }
 430         }
 431 }
 432
 433 void ModuleSpanningTree::ConnectServer(Link* x)
 434 {
 435         insp_inaddr binip;
 436         /* Do we already have an IP? If so, no need to resolve it. */
 437         if (insp_aton(x->IPAddr.c_str(), &binip) > 0)
 438         {
 439                 /* Gave a hook, but it wasnt one we know */
 440                 if ((!x->Hook.empty()) && (Utils->hooks.find(x->Hook.c_str()) == Utils->hooks.end()))
 441                         return;
 442                 TreeSocket* newsocket = new TreeSocket(Utils, ServerInstance, x->IPAddr,x->Port,false,x->Timeout ? x->Timeout : 10,x->Name.c_str(), x->Hook.empty() ? NULL : Utils->hooks[x->Hook.c_str()]);
 443                 if (newsocket->GetFd() > -1)
 444                 {
 445                         /* Handled automatically on success */
 446                 }
 447                 else
 448                 {
 449                         ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
 450                         delete newsocket;
 451                         Utils->DoFailOver(x);
 452                 }
 453         }
 454         else
 455         {
 456                 try
 457                 {
 458                         bool cached;
 459                         ServernameResolver* snr = new ServernameResolver((Module*)this, Utils, ServerInstance,x->IPAddr, *x, cached);
 460                         ServerInstance->AddResolver(snr, cached);
 461                 }
 462                 catch (ModuleException& e)
 463                 {
 464                         ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(), e.GetReason());
 465                         Utils->DoFailOver(x);
 466                 }
 467         }
 468 }
 469
 470 void ModuleSpanningTree::AutoConnectServers(time_t curtime)
 471 {
 472         for (std::vector<Link>::iterator x = Utils->LinkBlocks.begin(); x < Utils->LinkBlocks.end(); x++)
 473         {
 474                 if ((x->AutoConnect) && (curtime >= x->NextConnectTime))
 475                 {
 476                         x->NextConnectTime = curtime + x->AutoConnect;
 477                         TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
 478                         if (x->FailOver.length())
 479                         {
 480                                 TreeServer* CheckFailOver = Utils->FindServer(x->FailOver.c_str());
 481                                 if (CheckFailOver)
 482                                 {
 483                                         /* The failover for this server is currently a member of the network.
 484                                          * The failover probably succeeded, where the main link did not.
 485                                          * Don't try the main link until the failover is gone again.
 486                                          */
 487                                         continue;
 488                                 }
 489                         }
 490                         if (!CheckDupe)
 491                         {
 492                                 // an autoconnected server is not connected. Check if its time to connect it
 493                                 ServerInstance->SNO->WriteToSnoMask('l',"AUTOCONNECT: Auto-connecting server \002%s\002 (%lu seconds until next attempt)",x->Name.c_str(),x->AutoConnect);
 494                                 this->ConnectServer(&(*x));
 495                         }
 496                 }
 497         }
 498 }
 499
 500 int ModuleSpanningTree::HandleVersion(const char** parameters, int pcnt, userrec* user)
 501 {
 502         // we've already checked if pcnt > 0, so this is safe
 503         TreeServer* found = Utils->FindServerMask(parameters[0]);
 504         if (found)
 505         {
 506                 std::string Version = found->GetVersion();
 507                 user->WriteServ("351 %s :%s",user->nick,Version.c_str());
 508                 if (found == Utils->TreeRoot)
 509                 {
 510                         ServerInstance->Config->Send005(user);
 511                 }
 512         }
 513         else
 514         {
 515                 user->WriteServ("402 %s %s :No such server",user->nick,parameters[0]);
 516         }
 517         return 1;
 518 }
 519
 520 int ModuleSpanningTree::HandleConnect(const char** parameters, int pcnt, userrec* user)
 521 {
 522         for (std::vector<Link>::iterator x = Utils->LinkBlocks.begin(); x < Utils->LinkBlocks.end(); x++)
 523         {
 524                 if (ServerInstance->MatchText(x->Name.c_str(),parameters[0]))
 525                 {
 526                         TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
 527                         if (!CheckDupe)
 528                         {
 529                                 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);
 530                                 ConnectServer(&(*x));
 531                                 return 1;
 532                         }
 533                         else
 534                         {
 535                                 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());
 536                                 return 1;
 537                         }
 538                 }
 539         }
 540         user->WriteServ("NOTICE %s :*** CONNECT: No server matching \002%s\002 could be found in the config file.",user->nick,parameters[0]);
 541         return 1;
 542 }
 543
 544 void ModuleSpanningTree::BroadcastTimeSync()
 545 {
 546         std::deque<std::string> params;
 547         params.push_back(ConvToStr(ServerInstance->Time(true)));
 548         Utils->DoOneToMany(Utils->TreeRoot->GetName(), "TIMESET", params);
 549 }
 550
 551 int ModuleSpanningTree::OnStats(char statschar, userrec* user, string_list &results)
 552 {
 553         if ((statschar == 'c') || (statschar == 'n'))
 554         {
 555                 for (unsigned int i = 0; i < Utils->LinkBlocks.size(); i++)
 556                 {
 557                         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');
 558                         if (statschar == 'c')
 559                                 results.push_back(std::string(ServerInstance->Config->ServerName)+" 244 "+user->nick+" H * * "+Utils->LinkBlocks[i].Name.c_str());
 560                 }
 561                 results.push_back(std::string(ServerInstance->Config->ServerName)+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
 562                 ServerInstance->SNO->WriteToSnoMask('t',"Notice: %s '%c' requested by %s (%s@%s)",(!strcmp(user->server,ServerInstance->Config->ServerName) ? "Stats" : "Remote stats"),statschar,user->nick,user->ident,user->host);
 563                 return 1;
 564         }
 565         return 0;
 566 }
 567
 568 int ModuleSpanningTree::OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated, const std::string &original_line)
 569 {
 570         /* If the command doesnt appear to be valid, we dont want to mess with it. */
 571         if (!validated)
 572                 return 0;
 573         if (command == "CONNECT")
 574         {
 575                 return this->HandleConnect(parameters,pcnt,user);
 576         }
 577         else if (command == "STATS")
 578         {
 579                 return this->HandleStats(parameters,pcnt,user);
 580         }
 581         else if (command == "MOTD")
 582         {
 583                 return this->HandleMotd(parameters,pcnt,user);
 584         }
 585         else if (command == "ADMIN")
 586         {
 587                 return this->HandleAdmin(parameters,pcnt,user);
 588         }
 589         else if (command == "SQUIT")
 590         {
 591                 return this->HandleSquit(parameters,pcnt,user);
 592         }
 593         else if (command == "MAP")
 594         {
 595                 this->HandleMap(parameters,pcnt,user);
 596                 return 1;
 597         }
 598         else if ((command == "TIME") && (pcnt > 0))
 599         {
 600                 return this->HandleTime(parameters,pcnt,user);
 601         }
 602         else if (command == "LUSERS")
 603         {
 604                 this->HandleLusers(parameters,pcnt,user);
 605                 return 1;
 606         }
 607         else if (command == "LINKS")
 608         {
 609                 this->HandleLinks(parameters,pcnt,user);
 610                 return 1;
 611         }
 612         else if (command == "WHOIS")
 613         {
 614                 if (pcnt > 1)
 615                 {
 616                         // remote whois
 617                         return this->HandleRemoteWhois(parameters,pcnt,user);
 618                 }
 619         }
 620         else if ((command == "VERSION") && (pcnt > 0))
 621         {
 622                 this->HandleVersion(parameters,pcnt,user);
 623                 return 1;
 624         }
 625         return 0;
 626 }
 627
 628 void ModuleSpanningTree::OnPostCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, CmdResult result, const std::string &original_line)
 629 {
 630         if ((result == CMD_SUCCESS) && (ServerInstance->IsValidModuleCommand(command, pcnt, user)))
 631         {
 632                 // this bit of code cleverly routes all module commands
 633                 // to all remote severs *automatically* so that modules
 634                 // can just handle commands locally, without having
 635                 // to have any special provision in place for remote
 636                 // commands and linking protocols.
 637                 std::deque<std::string> params;
 638                 params.clear();
 639                 for (int j = 0; j < pcnt; j++)
 640                 {
 641                         if (strchr(parameters[j],' '))
 642                         {
 643                                 params.push_back(":" + std::string(parameters[j]));
 644                         }
 645                         else
 646                         {
 647                                 params.push_back(std::string(parameters[j]));
 648                         }
 649                 }
 650                 Utils->DoOneToMany(user->nick,command,params);
 651         }
 652 }
 653
 654 void ModuleSpanningTree::OnGetServerDescription(const std::string &servername,std::string &description)
 655 {
 656         TreeServer* s = Utils->FindServer(servername);
 657         if (s)
 658         {
 659                 description = s->GetDesc();
 660         }
 661 }
 662
 663 void ModuleSpanningTree::OnUserInvite(userrec* source,userrec* dest,chanrec* channel)
 664 {
 665         if (IS_LOCAL(source))
 666         {
 667                 std::deque<std::string> params;
 668                 params.push_back(dest->nick);
 669                 params.push_back(channel->name);
 670                 Utils->DoOneToMany(source->nick,"INVITE",params);
 671         }
 672 }
 673
 674 void ModuleSpanningTree::OnPostLocalTopicChange(userrec* user, chanrec* chan, const std::string &topic)
 675 {
 676         std::deque<std::string> params;
 677         params.push_back(chan->name);
 678         params.push_back(":"+topic);
 679         Utils->DoOneToMany(user->nick,"TOPIC",params);
 680 }
 681
 682 void ModuleSpanningTree::OnWallops(userrec* user, const std::string &text)
 683 {
 684         if (IS_LOCAL(user))
 685         {
 686                 std::deque<std::string> params;
 687                 params.push_back(":"+text);
 688                 Utils->DoOneToMany(user->nick,"WALLOPS",params);
 689         }
 690 }
 691
 692 void ModuleSpanningTree::OnUserNotice(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
 693 {
 694         if (target_type == TYPE_USER)
 695         {
 696                 userrec* d = (userrec*)dest;
 697                 if ((d->GetFd() < 0) && (IS_LOCAL(user)))
 698                 {
 699                         std::deque<std::string> params;
 700                         params.clear();
 701                         params.push_back(d->nick);
 702                         params.push_back(":"+text);
 703                         Utils->DoOneToOne(user->nick,"NOTICE",params,d->server);
 704                 }
 705         }
 706         else if (target_type == TYPE_CHANNEL)
 707         {
 708                 if (IS_LOCAL(user))
 709                 {
 710                         chanrec *c = (chanrec*)dest;
 711                         if (c)
 712                         {
 713                                 std::string cname = c->name;
 714                                 if (status)
 715                                         cname = status + cname;
 716                                 TreeServerList list;
 717                                 Utils->GetListOfServersForChannel(c,list,status,exempt_list);
 718                                 for (TreeServerList::iterator i = list.begin(); i != list.end(); i++)
 719                                 {
 720                                         TreeSocket* Sock = i->second->GetSocket();
 721                                         if (Sock)
 722                                                 Sock->WriteLine(":"+std::string(user->nick)+" NOTICE "+cname+" :"+text);
 723                                 }
 724                         }
 725                 }
 726         }
 727         else if (target_type == TYPE_SERVER)
 728         {
 729                 if (IS_LOCAL(user))
 730                 {
 731                         char* target = (char*)dest;
 732                         std::deque<std::string> par;
 733                         par.push_back(target);
 734                         par.push_back(":"+text);
 735                         Utils->DoOneToMany(user->nick,"NOTICE",par);
 736                 }
 737         }
 738 }
 739
 740 void ModuleSpanningTree::OnUserMessage(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
 741 {
 742         if (target_type == TYPE_USER)
 743         {
 744                 // route private messages which are targetted at clients only to the server
 745                 // which needs to receive them
 746                 userrec* d = (userrec*)dest;
 747                 if ((d->GetFd() < 0) && (IS_LOCAL(user)))
 748                 {
 749                         std::deque<std::string> params;
 750                         params.clear();
 751                         params.push_back(d->nick);
 752                         params.push_back(":"+text);
 753                         Utils->DoOneToOne(user->nick,"PRIVMSG",params,d->server);
 754                 }
 755         }
 756         else if (target_type == TYPE_CHANNEL)
 757         {
 758                 if (IS_LOCAL(user))
 759                 {
 760                         chanrec *c = (chanrec*)dest;
 761                         if (c)
 762                         {
 763                                 std::string cname = c->name;
 764                                 if (status)
 765                                         cname = status + cname;
 766                                 TreeServerList list;
 767                                 Utils->GetListOfServersForChannel(c,list,status,exempt_list);
 768                                 for (TreeServerList::iterator i = list.begin(); i != list.end(); i++)
 769                                 {
 770                                         TreeSocket* Sock = i->second->GetSocket();
 771                                         if (Sock)
 772                                                 Sock->WriteLine(":"+std::string(user->nick)+" PRIVMSG "+cname+" :"+text);
 773                                 }
 774                         }
 775                 }
 776         }
 777         else if (target_type == TYPE_SERVER)
 778         {
 779                 if (IS_LOCAL(user))
 780                 {
 781                         char* target = (char*)dest;
 782                         std::deque<std::string> par;
 783                         par.push_back(target);
 784                         par.push_back(":"+text);
 785                         Utils->DoOneToMany(user->nick,"PRIVMSG",par);
 786                 }
 787         }
 788 }
 789
 790 void ModuleSpanningTree::OnBackgroundTimer(time_t curtime)
 791 {
 792         AutoConnectServers(curtime);
 793         DoPingChecks(curtime);
 794 }
 795
 796 void ModuleSpanningTree::OnUserJoin(userrec* user, chanrec* channel)
 797 {
 798         // Only do this for local users
 799         if (IS_LOCAL(user))
 800         {
 801                 if (channel->GetUserCounter() == 1)
 802                 {
 803                         std::deque<std::string> params;
 804                         // set up their permissions and the channel TS with FJOIN.
 805                         // All users are FJOINed now, because a module may specify
 806                         // new joining permissions for the user.
 807                         params.push_back(channel->name);
 808                         params.push_back(ConvToStr(channel->age));
 809                         params.push_back(std::string(channel->GetAllPrefixChars(user))+","+std::string(user->nick));
 810                         Utils->DoOneToMany(ServerInstance->Config->ServerName,"FJOIN",params);
 811                         /* First user in, sync the modes for the channel */
 812                         params.pop_back();
 813                         /* This is safe, all inspircd servers default to +nt */
 814                         params.push_back("+nt");
 815                         Utils->DoOneToMany(ServerInstance->Config->ServerName,"FMODE",params);
 816                 }
 817                 else
 818                 {
 819                         std::deque<std::string> params;
 820                         params.push_back(channel->name);
 821                         params.push_back(ConvToStr(channel->age));
 822                         Utils->DoOneToMany(user->nick,"JOIN",params);
 823                 }
 824         }
 825 }
 826
 827 void ModuleSpanningTree::OnChangeHost(userrec* user, const std::string &newhost)
 828 {
 829         // only occurs for local clients
 830         if (user->registered != REG_ALL)
 831                 return;
 832         std::deque<std::string> params;
 833         params.push_back(newhost);
 834         Utils->DoOneToMany(user->nick,"FHOST",params);
 835 }
 836
 837 void ModuleSpanningTree::OnChangeName(userrec* user, const std::string &gecos)
 838 {
 839         // only occurs for local clients
 840         if (user->registered != REG_ALL)
 841                 return;
 842         std::deque<std::string> params;
 843         params.push_back(gecos);
 844         Utils->DoOneToMany(user->nick,"FNAME",params);
 845 }
 846
 847 void ModuleSpanningTree::OnUserPart(userrec* user, chanrec* channel, const std::string &partmessage)
 848 {
 849         if (IS_LOCAL(user))
 850         {
 851                 std::deque<std::string> params;
 852                 params.push_back(channel->name);
 853                 if (partmessage != "")
 854                         params.push_back(":"+partmessage);
 855                 Utils->DoOneToMany(user->nick,"PART",params);
 856         }
 857 }
 858
 859 void ModuleSpanningTree::OnUserConnect(userrec* user)
 860 {
 861         char agestr[MAXBUF];
 862         if (IS_LOCAL(user))
 863         {
 864                 std::deque<std::string> params;
 865                 snprintf(agestr,MAXBUF,"%lu",(unsigned long)user->age);
 866                 params.push_back(agestr);
 867                 params.push_back(user->nick);
 868                 params.push_back(user->host);
 869                 params.push_back(user->dhost);
 870                 params.push_back(user->ident);
 871                 params.push_back("+"+std::string(user->FormatModes()));
 872                 params.push_back(user->GetIPString());
 873                 params.push_back(":"+std::string(user->fullname));
 874                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"NICK",params);
 875                 // User is Local, change needs to be reflected!
 876                 TreeServer* SourceServer = Utils->FindServer(user->server);
 877                 if (SourceServer)
 878                 {
 879                         SourceServer->AddUserCount();
 880                 }
 881         }
 882 }
 883
 884 void ModuleSpanningTree::OnUserQuit(userrec* user, const std::string &reason)
 885 {
 886         if ((IS_LOCAL(user)) && (user->registered == REG_ALL))
 887         {
 888                 std::deque<std::string> params;
 889                 params.push_back(":"+reason);
 890                 Utils->DoOneToMany(user->nick,"QUIT",params);
 891         }
 892         // Regardless, We need to modify the user Counts..
 893         TreeServer* SourceServer = Utils->FindServer(user->server);
 894         if (SourceServer)
 895         {
 896                 SourceServer->DelUserCount();
 897         }
 898 }
 899
 900 void ModuleSpanningTree::OnUserPostNick(userrec* user, const std::string &oldnick)
 901 {
 902         if (IS_LOCAL(user))
 903         {
 904                 std::deque<std::string> params;
 905                 params.push_back(user->nick);
 906                 Utils->DoOneToMany(oldnick,"NICK",params);
 907         }
 908 }
 909
 910 void ModuleSpanningTree::OnUserKick(userrec* source, userrec* user, chanrec* chan, const std::string &reason)
 911 {
 912         if ((source) && (IS_LOCAL(source)))
 913         {
 914                 std::deque<std::string> params;
 915                 params.push_back(chan->name);
 916                 params.push_back(user->nick);
 917                 params.push_back(":"+reason);
 918                 Utils->DoOneToMany(source->nick,"KICK",params);
 919         }
 920         else if (!source)
 921         {
 922                 std::deque<std::string> params;
 923                 params.push_back(chan->name);
 924                 params.push_back(user->nick);
 925                 params.push_back(":"+reason);
 926                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"KICK",params);
 927         }
 928 }
 929
 930 void ModuleSpanningTree::OnRemoteKill(userrec* source, userrec* dest, const std::string &reason)
 931 {
 932         std::deque<std::string> params;
 933         params.push_back(dest->nick);
 934         params.push_back(":"+reason);
 935         Utils->DoOneToMany(source->nick,"KILL",params);
 936 }
 937
 938 void ModuleSpanningTree::OnRehash(userrec* user, const std::string &parameter)
 939 {
 940         if (parameter != "")
 941         {
 942                 std::deque<std::string> params;
 943                 params.push_back(parameter);
 944                 Utils->DoOneToMany(user ? user->nick : ServerInstance->Config->ServerName, "REHASH", params);
 945                 // check for self
 946                 if (ServerInstance->MatchText(ServerInstance->Config->ServerName,parameter))
 947                 {
 948                         ServerInstance->WriteOpers("*** Remote rehash initiated locally by \002%s\002", user ? user->nick : ServerInstance->Config->ServerName);
 949                         ServerInstance->RehashServer();
 950                 }
 951         }
 952         Utils->ReadConfiguration(false);
 953         InitializeDisabledCommands(ServerInstance->Config->DisabledCommands, ServerInstance);
 954 }
 955
 956 // note: the protocol does not allow direct umode +o except
 957 // via NICK with 8 params. sending OPERTYPE infers +o modechange
 958 // locally.
 959 void ModuleSpanningTree::OnOper(userrec* user, const std::string &opertype)
 960 {
 961         if (IS_LOCAL(user))
 962         {
 963                 std::deque<std::string> params;
 964                 params.push_back(opertype);
 965                 Utils->DoOneToMany(user->nick,"OPERTYPE",params);
 966         }
 967 }
 968
 969 void ModuleSpanningTree::OnLine(userrec* source, const std::string &host, bool adding, char linetype, long duration, const std::string &reason)
 970 {
 971         if (!source)
 972         {
 973                 /* Server-set lines */
 974                 char data[MAXBUF];
 975                 snprintf(data,MAXBUF,"%c %s %s %lu %lu :%s", linetype, host.c_str(), ServerInstance->Config->ServerName, (unsigned long)ServerInstance->Time(false),
 976                                 (unsigned long)duration, reason.c_str());
 977                 std::deque<std::string> params;
 978                 params.push_back(data);
 979                 Utils->DoOneToMany(ServerInstance->Config->ServerName, "ADDLINE", params);
 980         }
 981         else
 982         {
 983                 if (IS_LOCAL(source))
 984                 {
 985                         char type[8];
 986                         snprintf(type,8,"%cLINE",linetype);
 987                         std::string stype = type;
 988                         if (adding)
 989                         {
 990                                 char sduration[MAXBUF];
 991                                 snprintf(sduration,MAXBUF,"%ld",duration);
 992                                 std::deque<std::string> params;
 993                                 params.push_back(host);
 994                                 params.push_back(sduration);
 995                                 params.push_back(":"+reason);
 996                                 Utils->DoOneToMany(source->nick,stype,params);
 997                         }
 998                         else
 999                         {
1000                                 std::deque<std::string> params;
1001                                 params.push_back(host);
1002                                 Utils->DoOneToMany(source->nick,stype,params);
1003                         }
1004                 }
1005         }
1006 }
1007
1008 void ModuleSpanningTree::OnAddGLine(long duration, userrec* source, const std::string &reason, const std::string &hostmask)
1009 {
1010         OnLine(source,hostmask,true,'G',duration,reason);
1011 }
1012
1013 void ModuleSpanningTree::OnAddZLine(long duration, userrec* source, const std::string &reason, const std::string &ipmask)
1014 {
1015         OnLine(source,ipmask,true,'Z',duration,reason);
1016 }
1017
1018 void ModuleSpanningTree::OnAddQLine(long duration, userrec* source, const std::string &reason, const std::string &nickmask)
1019 {
1020         OnLine(source,nickmask,true,'Q',duration,reason);
1021 }
1022
1023 void ModuleSpanningTree::OnAddELine(long duration, userrec* source, const std::string &reason, const std::string &hostmask)
1024 {
1025         OnLine(source,hostmask,true,'E',duration,reason);
1026 }
1027
1028 void ModuleSpanningTree::OnDelGLine(userrec* source, const std::string &hostmask)
1029 {
1030         OnLine(source,hostmask,false,'G',0,"");
1031 }
1032
1033 void ModuleSpanningTree::OnDelZLine(userrec* source, const std::string &ipmask)
1034 {
1035         OnLine(source,ipmask,false,'Z',0,"");
1036 }
1037
1038 void ModuleSpanningTree::OnDelQLine(userrec* source, const std::string &nickmask)
1039 {
1040         OnLine(source,nickmask,false,'Q',0,"");
1041 }
1042
1043 void ModuleSpanningTree::OnDelELine(userrec* source, const std::string &hostmask)
1044 {
1045         OnLine(source,hostmask,false,'E',0,"");
1046 }
1047
1048 void ModuleSpanningTree::OnMode(userrec* user, void* dest, int target_type, const std::string &text)
1049 {
1050         if ((IS_LOCAL(user)) && (user->registered == REG_ALL))
1051         {
1052                 if (target_type == TYPE_USER)
1053                 {
1054                         userrec* u = (userrec*)dest;
1055                         std::deque<std::string> params;
1056                         params.push_back(u->nick);
1057                         params.push_back(text);
1058                         Utils->DoOneToMany(user->nick,"MODE",params);
1059                 }
1060                 else
1061                 {
1062                         chanrec* c = (chanrec*)dest;
1063                         std::deque<std::string> params;
1064                         params.push_back(c->name);
1065                         params.push_back(text);
1066                         Utils->DoOneToMany(user->nick,"MODE",params);
1067                 }
1068         }
1069 }
1070
1071 void ModuleSpanningTree::OnSetAway(userrec* user)
1072 {
1073         if (IS_LOCAL(user))
1074         {
1075                 std::deque<std::string> params;
1076                 params.push_back(":"+std::string(user->awaymsg));
1077                 Utils->DoOneToMany(user->nick,"AWAY",params);
1078         }
1079 }
1080
1081 void ModuleSpanningTree::OnCancelAway(userrec* user)
1082 {
1083         if (IS_LOCAL(user))
1084         {
1085                 std::deque<std::string> params;
1086                 params.clear();
1087                 Utils->DoOneToMany(user->nick,"AWAY",params);
1088         }
1089 }
1090
1091 void ModuleSpanningTree::ProtoSendMode(void* opaque, int target_type, void* target, const std::string &modeline)
1092 {
1093         TreeSocket* s = (TreeSocket*)opaque;
1094         if (target)
1095         {
1096                 if (target_type == TYPE_USER)
1097                 {
1098                         userrec* u = (userrec*)target;
1099                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" FMODE "+u->nick+" "+ConvToStr(u->age)+" "+modeline);
1100                 }
1101                 else
1102                 {
1103                         chanrec* c = (chanrec*)target;
1104                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" FMODE "+c->name+" "+ConvToStr(c->age)+" "+modeline);
1105                 }
1106         }
1107 }
1108
1109 void ModuleSpanningTree::ProtoSendMetaData(void* opaque, int target_type, void* target, const std::string &extname, const std::string &extdata)
1110 {
1111         TreeSocket* s = (TreeSocket*)opaque;
1112         if (target)
1113         {
1114                 if (target_type == TYPE_USER)
1115                 {
1116                         userrec* u = (userrec*)target;
1117                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA "+u->nick+" "+extname+" :"+extdata);
1118                 }
1119                 else if (target_type == TYPE_CHANNEL)
1120                 {
1121                         chanrec* c = (chanrec*)target;
1122                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA "+c->name+" "+extname+" :"+extdata);
1123                 }
1124         }
1125         if (target_type == TYPE_OTHER)
1126         {
1127                 s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA * "+extname+" :"+extdata);
1128         }
1129 }
1130
1131 void ModuleSpanningTree::OnEvent(Event* event)
1132 {
1133         std::deque<std::string>* params = (std::deque<std::string>*)event->GetData();
1134         if (event->GetEventID() == "send_metadata")
1135         {
1136                 if (params->size() < 3)
1137                         return;
1138                 (*params)[2] = ":" + (*params)[2];
1139                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"METADATA",*params);
1140         }
1141         else if (event->GetEventID() == "send_topic")
1142         {
1143                 if (params->size() < 2)
1144                         return;
1145                 (*params)[1] = ":" + (*params)[1];
1146                 params->insert(params->begin() + 1,ServerInstance->Config->ServerName);
1147                 params->insert(params->begin() + 1,ConvToStr(ServerInstance->Time(true)));
1148                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"FTOPIC",*params);
1149         }
1150         else if (event->GetEventID() == "send_mode")
1151         {
1152                 if (params->size() < 2)
1153                         return;
1154                 // Insert the TS value of the object, either userrec or chanrec
1155                 time_t ourTS = 0;
1156                 userrec* a = ServerInstance->FindNick((*params)[0]);
1157                 if (a)
1158                 {
1159                         ourTS = a->age;
1160                 }
1161                 else
1162                 {
1163                         chanrec* a = ServerInstance->FindChan((*params)[0]);
1164                         if (a)
1165                         {
1166                                 ourTS = a->age;
1167                         }
1168                 }
1169                 params->insert(params->begin() + 1,ConvToStr(ourTS));
1170                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"FMODE",*params);
1171         }
1172         else if (event->GetEventID() == "send_mode_explicit")
1173         {
1174                 if (params->size() < 2)
1175                         return;
1176                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"MODE",*params);
1177         }
1178         else if (event->GetEventID() == "send_opers")
1179         {
1180                 if (params->size() < 1)
1181                         return;
1182                 (*params)[0] = ":" + (*params)[0];
1183                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"OPERNOTICE",*params);
1184         }
1185         else if (event->GetEventID() == "send_modeset")
1186         {
1187                 if (params->size() < 2)
1188                         return;
1189                 (*params)[1] = ":" + (*params)[1];
1190                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"MODENOTICE",*params);
1191         }
1192         else if (event->GetEventID() == "send_snoset")
1193         {
1194                 if (params->size() < 2)
1195                         return;
1196                 (*params)[1] = ":" + (*params)[1];
1197                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"SNONOTICE",*params);
1198         }
1199         else if (event->GetEventID() == "send_push")
1200         {
1201                 if (params->size() < 2)
1202                         return;
1203
1204                 userrec *a = ServerInstance->FindNick((*params)[0]);
1205
1206                 if (!a)
1207                         return;
1208
1209                 (*params)[1] = ":" + (*params)[1];
1210                 Utils->DoOneToOne(ServerInstance->Config->ServerName, "PUSH", *params, a->server);
1211         }
1212 }
1213
1214 ModuleSpanningTree::~ModuleSpanningTree()
1215 {
1216         /* This will also free the listeners */
1217         delete Utils;
1218         if (SyncTimer)
1219                 ServerInstance->Timers->DelTimer(SyncTimer);
1220
1221         ServerInstance->DoneWithInterface("InspSocketHook");
1222 }
1223
1224 Version ModuleSpanningTree::GetVersion()
1225 {
1226         return Version(1,1,0,2,VF_VENDOR,API_VERSION);
1227 }
1228
1229 void ModuleSpanningTree::Implements(char* List)
1230 {
1231         List[I_OnPreCommand] = List[I_OnGetServerDescription] = List[I_OnUserInvite] = List[I_OnPostLocalTopicChange] = 1;
1232         List[I_OnWallops] = List[I_OnUserNotice] = List[I_OnUserMessage] = List[I_OnBackgroundTimer] = 1;
1233         List[I_OnUserJoin] = List[I_OnChangeHost] = List[I_OnChangeName] = List[I_OnUserPart] = List[I_OnUserConnect] = 1;
1234         List[I_OnUserQuit] = List[I_OnUserPostNick] = List[I_OnUserKick] = List[I_OnRemoteKill] = List[I_OnRehash] = 1;
1235         List[I_OnOper] = List[I_OnAddGLine] = List[I_OnAddZLine] = List[I_OnAddQLine] = List[I_OnAddELine] = 1;
1236         List[I_OnDelGLine] = List[I_OnDelZLine] = List[I_OnDelQLine] = List[I_OnDelELine] = List[I_ProtoSendMode] = List[I_OnMode] = 1;
1237         List[I_OnStats] = List[I_ProtoSendMetaData] = List[I_OnEvent] = List[I_OnSetAway] = List[I_OnCancelAway] = List[I_OnPostCommand] = 1;
1238 }
1239
1240 /* It is IMPORTANT that m_spanningtree is the last module in the chain
1241  * so that any activity it sees is FINAL, e.g. we arent going to send out
1242  * a NICK message before m_cloaking has finished putting the +x on the user,
1243  * etc etc.
1244  * Therefore, we return PRIORITY_LAST to make sure we end up at the END of
1245  * the module call queue.
1246  */
1247 Priority ModuleSpanningTree::Prioritize()
1248 {
1249         return PRIORITY_LAST;
1250 }
1251
1252 class ModuleSpanningTreeFactory : public ModuleFactory
1253 {
1254  public:
1255         ModuleSpanningTreeFactory()
1256         {
1257         }
1258
1259         ~ModuleSpanningTreeFactory()
1260         {
1261         }
1262
1263         virtual Module * CreateModule(InspIRCd* Me)
1264         {
1265                 return new ModuleSpanningTree(Me);
1266         }
1267
1268 };
1269
1270
1271 extern "C" void * init_module( void )
1272 {
1273         return new ModuleSpanningTreeFactory;
1274 }