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 /* $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 */
  38
  39 ModuleSpanningTree::ModuleSpanningTree(InspIRCd* Me)
  40         : Module::Module(Me), max_local(0), max_global(0)
  41 {
  42         ServerInstance->UseInterface("InspSocketHook");
  43         Utils = new SpanningTreeUtilities(Me, this);
  44         command_rconnect = new cmd_rconnect(ServerInstance, this, Utils);
  45         ServerInstance->AddCommand(command_rconnect);
  46         if (Utils->EnableTimeSync)
  47         {
  48                 SyncTimer = new TimeSyncTimer(ServerInstance, this);
  49                 ServerInstance->Timers->AddTimer(SyncTimer);
  50         }
  51         else
  52                 SyncTimer = NULL;
  53 }
  54
  55 void ModuleSpanningTree::ShowLinks(TreeServer* Current, userrec* user, int hops)
  56 {
  57         std::string Parent = Utils->TreeRoot->GetName();
  58         if (Current->GetParent())
  59         {
  60                 Parent = Current->GetParent()->GetName();
  61         }
  62         for (unsigned int q = 0; q < Current->ChildCount(); q++)
  63         {
  64                 if ((Utils->HideULines) && (ServerInstance->ULine(Current->GetChild(q)->GetName().c_str())))
  65                 {
  66                         if (*user->oper)
  67                         {
  68                                  ShowLinks(Current->GetChild(q),user,hops+1);
  69                         }
  70                 }
  71                 else
  72                 {
  73                         ShowLinks(Current->GetChild(q),user,hops+1);
  74                 }
  75         }
  76         /* Don't display the line if its a uline, hide ulines is on, and the user isnt an oper */
  77         if ((Utils->HideULines) && (ServerInstance->ULine(Current->GetName().c_str())) && (!*user->oper))
  78                 return;
  79         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());
  80 }
  81
  82 int ModuleSpanningTree::CountLocalServs()
  83 {
  84         return Utils->TreeRoot->ChildCount();
  85 }
  86
  87 int ModuleSpanningTree::CountServs()
  88 {
  89         return Utils->serverlist.size();
  90 }
  91
  92 void ModuleSpanningTree::HandleLinks(const char** parameters, int pcnt, userrec* user)
  93 {
  94         ShowLinks(Utils->TreeRoot,user,0);
  95         user->WriteServ("365 %s * :End of /LINKS list.",user->nick);
  96         return;
  97 }
  98
  99 void ModuleSpanningTree::HandleLusers(const char** parameters, int pcnt, userrec* user)
 100 {
 101         unsigned int n_users = ServerInstance->UserCount();
 102
 103         /* Only update these when someone wants to see them, more efficient */
 104         if ((unsigned int)ServerInstance->LocalUserCount() > max_local)
 105                 max_local = ServerInstance->LocalUserCount();
 106         if (n_users > max_global)
 107                 max_global = n_users;
 108
 109         unsigned int ulined_count = 0;
 110         unsigned int ulined_local_count = 0;
 111
 112         /* If ulined are hidden and we're not an oper, count the number of ulined servers hidden,
 113          * locally and globally (locally means directly connected to us)
 114          */
 115         if ((Utils->HideULines) && (!*user->oper))
 116         {
 117                 for (server_hash::iterator q = Utils->serverlist.begin(); q != Utils->serverlist.end(); q++)
 118                 {
 119                         if (ServerInstance->ULine(q->second->GetName().c_str()))
 120                         {
 121                                 ulined_count++;
 122                                 if (q->second->GetParent() == Utils->TreeRoot)
 123                                         ulined_local_count++;
 124                         }
 125                 }
 126         }
 127         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());
 128         if (ServerInstance->OperCount())
 129                 user->WriteServ("252 %s %d :operator(s) online",user->nick,ServerInstance->OperCount());
 130         if (ServerInstance->UnregisteredUserCount())
 131                 user->WriteServ("253 %s %d :unknown connections",user->nick,ServerInstance->UnregisteredUserCount());
 132         if (ServerInstance->ChannelCount())
 133                 user->WriteServ("254 %s %d :channels formed",user->nick,ServerInstance->ChannelCount());
 134         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());
 135         user->WriteServ("265 %s :Current Local Users: %d  Max: %d",user->nick,ServerInstance->LocalUserCount(),max_local);
 136         user->WriteServ("266 %s :Current Global Users: %d  Max: %d",user->nick,n_users,max_global);
 137         return;
 138 }
 139
 140 // WARNING: NOT THREAD SAFE - DONT GET ANY SMART IDEAS.
 141 void ModuleSpanningTree::ShowMap(TreeServer* Current, userrec* user, int depth, char matrix[128][80], float &totusers, float &totservers)
 142 {
 143         if (line < 128)
 144         {
 145                 for (int t = 0; t < depth; t++)
 146                 {
 147                         matrix[line][t] = ' ';
 148                 }
 149                 // For Aligning, we need to work out exactly how deep this thing is, and produce
 150                 // a 'Spacer' String to compensate.
 151                 char spacer[40];
 152                 memset(spacer,' ',40);
 153                 if ((40 - Current->GetName().length() - depth) > 1) {
 154                         spacer[40 - Current->GetName().length() - depth] = '\0';
 155                 }
 156                 else
 157                 {
 158                         spacer[5] = '\0';
 159                 }
 160                 float percent;
 161                 char text[80];
 162                 if (ServerInstance->clientlist->size() == 0) {
 163                         // If there are no users, WHO THE HELL DID THE /MAP?!?!?!
 164                         percent = 0;
 165                 }
 166                 else
 167                 {
 168                         percent = ((float)Current->GetUserCount() / (float)ServerInstance->clientlist->size()) * 100;
 169                 }
 170                 snprintf(text, 80, "%s %s%5d [%5.2f%%]", Current->GetName().c_str(), spacer, Current->GetUserCount(), percent);
 171                 totusers += Current->GetUserCount();
 172                 totservers++;
 173                 strlcpy(&matrix[line][depth],text,80);
 174                 line++;
 175                 for (unsigned int q = 0; q < Current->ChildCount(); q++)
 176                 {
 177                         if ((Utils->HideULines) && (ServerInstance->ULine(Current->GetChild(q)->GetName().c_str())))
 178                         {
 179                                 if (*user->oper)
 180                                 {
 181                                         ShowMap(Current->GetChild(q),user,(Utils->FlatLinks && (!*user->oper)) ? depth : depth+2,matrix,totusers,totservers);
 182                                 }
 183                         }
 184                         else
 185                         {
 186                                 ShowMap(Current->GetChild(q),user,(Utils->FlatLinks && (!*user->oper)) ? depth : depth+2,matrix,totusers,totservers);
 187                         }
 188                 }
 189         }
 190 }
 191
 192 int ModuleSpanningTree::HandleMotd(const char** parameters, int pcnt, userrec* user)
 193 {
 194         if (pcnt > 0)
 195         {
 196                 /* Remote MOTD, the server is within the 1st parameter */
 197                 std::deque<std::string> params;
 198                 params.push_back(parameters[0]);
 199                 /* Send it out remotely, generate no reply yet */
 200                 TreeServer* s = Utils->FindServerMask(parameters[0]);
 201                 if (s)
 202                         Utils->DoOneToOne(user->nick, "MOTD", params, s->GetName());
 203                 else
 204                         user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
 205                 return 1;
 206         }
 207         return 0;
 208 }
 209
 210 int ModuleSpanningTree::HandleAdmin(const char** parameters, int pcnt, userrec* user)
 211 {
 212         if (pcnt > 0)
 213         {
 214                 /* Remote ADMIN, the server is within the 1st parameter */
 215                 std::deque<std::string> params;
 216                 params.push_back(parameters[0]);
 217                 /* Send it out remotely, generate no reply yet */
 218                 TreeServer* s = Utils->FindServerMask(parameters[0]);
 219                 if (s)
 220                         Utils->DoOneToOne(user->nick, "ADMIN", params, s->GetName());
 221                 else
 222                         user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
 223                 return 1;
 224         }
 225         return 0;
 226 }
 227
 228 int ModuleSpanningTree::HandleModules(const char** parameters, int pcnt, userrec* user)
 229 {
 230         std::deque<std::string> params;
 231         params.push_back(parameters[0]);
 232         TreeServer* s = Utils->FindServerMask(parameters[0]);
 233         if (s)
 234                 Utils->DoOneToOne(user->nick, "MODULES", params, s->GetName());
 235         else
 236                 user->WriteServ( "402 %s %s :No such server", user->nick, parameters[0]);
 237         return 1;
 238 }
 239
 240 int ModuleSpanningTree::HandleStats(const char** parameters, int pcnt, userrec* user)
 241 {
 242         if (pcnt > 1)
 243         {
 244                 ServerInstance->Log(DEBUG,"Match %s against %s", ServerInstance->Config->ServerName, parameters[1]);
 245                 if (match(ServerInstance->Config->ServerName, parameters[1]))
 246                 {
 247                         ServerInstance->Log(DEBUG,"Matched %s against %s", ServerInstance->Config->ServerName, parameters[1]);
 248                         return 0;
 249                 }
 250
 251                 /* Remote STATS, the server is within the 2nd parameter */
 252                 std::deque<std::string> params;
 253                 params.push_back(parameters[0]);
 254                 params.push_back(parameters[1]);
 255                 /* Send it out remotely, generate no reply yet */
 256
 257                 TreeServer* s = Utils->FindServerMask(parameters[1]);
 258                 if (s)
 259                 {
 260                         ServerInstance->Log(DEBUG,"Found %s", s->GetName().c_str());
 261
 262                         params[1] = s->GetName();
 263                         Utils->DoOneToOne(user->nick, "STATS", params, s->GetName());
 264                 }
 265                 else
 266                 {
 267                         user->WriteServ( "402 %s %s :No such server", user->nick, parameters[1]);
 268                 }
 269                 return 1;
 270         }
 271         return 0;
 272 }
 273
 274 // Ok, prepare to be confused.
 275 // After much mulling over how to approach this, it struck me that
 276 // the 'usual' way of doing a /MAP isnt the best way. Instead of
 277 // keeping track of a ton of ascii characters, and line by line
 278 // under recursion working out where to place them using multiplications
 279 // and divisons, we instead render the map onto a backplane of characters
 280 // (a character matrix), then draw the branches as a series of "L" shapes
 281 // from the nodes. This is not only friendlier on CPU it uses less stack.
 282 void ModuleSpanningTree::HandleMap(const char** parameters, int pcnt, userrec* user)
 283 {
 284         // This array represents a virtual screen which we will
 285         // "scratch" draw to, as the console device of an irc
 286         // client does not provide for a proper terminal.
 287         float totusers = 0;
 288         float totservers = 0;
 289         char matrix[128][80];
 290         for (unsigned int t = 0; t < 128; t++)
 291         {
 292                 matrix[t][0] = '\0';
 293         }
 294         line = 0;
 295         // The only recursive bit is called here.
 296         ShowMap(Utils->TreeRoot,user,0,matrix,totusers,totservers);
 297         // Process each line one by one. The algorithm has a limit of
 298         // 128 servers (which is far more than a spanning tree should have
 299         // anyway, so we're ok). This limit can be raised simply by making
 300         // the character matrix deeper, 128 rows taking 10k of memory.
 301         for (int l = 1; l < line; l++)
 302         {
 303                 // scan across the line looking for the start of the
 304                 // servername (the recursive part of the algorithm has placed
 305                 // the servers at indented positions depending on what they
 306                 // are related to)
 307                 int first_nonspace = 0;
 308                 while (matrix[l][first_nonspace] == ' ')
 309                 {
 310                         first_nonspace++;
 311                 }
 312                 first_nonspace--;
 313                 // Draw the `- (corner) section: this may be overwritten by
 314                 // another L shape passing along the same vertical pane, becoming
 315                 // a |- (branch) section instead.
 316                 matrix[l][first_nonspace] = '-';
 317                 matrix[l][first_nonspace-1] = '`';
 318                 int l2 = l - 1;
 319                 // Draw upwards until we hit the parent server, causing possibly
 320                 // other corners (`-) to become branches (|-)
 321                 while ((matrix[l2][first_nonspace-1] == ' ') || (matrix[l2][first_nonspace-1] == '`'))
 322                 {
 323                         matrix[l2][first_nonspace-1] = '|';
 324                         l2--;
 325                 }
 326         }
 327         // dump the whole lot to the user. This is the easy bit, honest.
 328         for (int t = 0; t < line; t++)
 329         {
 330                 user->WriteServ("006 %s :%s",user->nick,&matrix[t][0]);
 331         }
 332         float avg_users = totusers / totservers;
 333         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);
 334         user->WriteServ("007 %s :End of /MAP",user->nick);
 335         return;
 336 }
 337
 338 int ModuleSpanningTree::HandleSquit(const char** parameters, int pcnt, userrec* user)
 339 {
 340         TreeServer* s = Utils->FindServerMask(parameters[0]);
 341         if (s)
 342         {
 343                 if (s == Utils->TreeRoot)
 344                 {
 345                         user->WriteServ("NOTICE %s :*** SQUIT: Foolish mortal, you cannot make a server SQUIT itself! (%s matches local server name)",user->nick,parameters[0]);
 346                         return 1;
 347                 }
 348                 TreeSocket* sock = s->GetSocket();
 349                 if (sock)
 350                 {
 351                         ServerInstance->SNO->WriteToSnoMask('l',"SQUIT: Server \002%s\002 removed from network by %s",parameters[0],user->nick);
 352                         sock->Squit(s,std::string("Server quit by ") + user->GetFullRealHost());
 353                         ServerInstance->SE->DelFd(sock);
 354                         sock->Close();
 355                         delete sock;
 356                 }
 357                 else
 358                 {
 359                         /* route it */
 360                         std::deque<std::string> params;
 361                         params.push_back(parameters[0]);
 362                         params.push_back(std::string(":Server quit by ") + user->GetFullRealHost());
 363                         Utils->DoOneToOne(user->nick, "RSQUIT", params, parameters[0]);
 364                 }
 365         }
 366         else
 367         {
 368                  user->WriteServ("NOTICE %s :*** SQUIT: The server \002%s\002 does not exist on the network.",user->nick,parameters[0]);
 369         }
 370         return 1;
 371 }
 372
 373 int ModuleSpanningTree::HandleTime(const char** parameters, int pcnt, userrec* user)
 374 {
 375         if ((IS_LOCAL(user)) && (pcnt))
 376         {
 377                 TreeServer* found = Utils->FindServerMask(parameters[0]);
 378                 if (found)
 379                 {
 380                         // we dont' override for local server
 381                         if (found == Utils->TreeRoot)
 382                                 return 0;
 383
 384                         std::deque<std::string> params;
 385                         params.push_back(found->GetName());
 386                         params.push_back(user->nick);
 387                         Utils->DoOneToOne(ServerInstance->Config->ServerName,"TIME",params,found->GetName());
 388                 }
 389                 else
 390                 {
 391                         user->WriteServ("402 %s %s :No such server",user->nick,parameters[0]);
 392                 }
 393         }
 394         return 1;
 395 }
 396
 397 int ModuleSpanningTree::HandleRemoteWhois(const char** parameters, int pcnt, userrec* user)
 398 {
 399         if ((IS_LOCAL(user)) && (pcnt > 1))
 400         {
 401                 userrec* remote = ServerInstance->FindNick(parameters[1]);
 402                 if ((remote) && (remote->GetFd() < 0))
 403                 {
 404                         std::deque<std::string> params;
 405                         params.push_back(parameters[1]);
 406                         Utils->DoOneToOne(user->nick,"IDLE",params,remote->server);
 407                         return 1;
 408                 }
 409                 else if (!remote)
 410                 {
 411                         user->WriteServ("401 %s %s :No such nick/channel",user->nick, parameters[1]);
 412                         user->WriteServ("318 %s %s :End of /WHOIS list.",user->nick, parameters[1]);
 413                         return 1;
 414                 }
 415         }
 416         return 0;
 417 }
 418
 419 void ModuleSpanningTree::DoPingChecks(time_t curtime)
 420 {
 421         for (unsigned int j = 0; j < Utils->TreeRoot->ChildCount(); j++)
 422         {
 423                 TreeServer* serv = Utils->TreeRoot->GetChild(j);
 424                 TreeSocket* sock = serv->GetSocket();
 425                 if (sock)
 426                 {
 427                         if (curtime >= serv->NextPingTime())
 428                         {
 429                                 if (serv->AnsweredLastPing())
 430                                 {
 431                                         sock->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" PING "+serv->GetName());
 432                                         serv->SetNextPingTime(curtime + 60);
 433                                 }
 434                                 else
 435                                 {
 436                                         // they didnt answer, boot them
 437                                         ServerInstance->SNO->WriteToSnoMask('l',"Server \002%s\002 pinged out",serv->GetName().c_str());
 438                                         sock->Squit(serv,"Ping timeout");
 439                                         ServerInstance->SE->DelFd(sock);
 440                                         sock->Close();
 441                                         delete sock;
 442                                         return;
 443                                 }
 444                         }
 445                 }
 446         }
 447 }
 448
 449 void ModuleSpanningTree::ConnectServer(Link* x)
 450 {
 451         bool ipvalid = true;
 452         QueryType start_type = DNS_QUERY_A;
 453 #ifdef IPV6
 454         start_type = DNS_QUERY_AAAA;
 455         if (strchr(x->IPAddr.c_str(),':'))
 456         {
 457                 in6_addr n;
 458                 if (inet_pton(AF_INET6, x->IPAddr.c_str(), &n) < 1)
 459                         ipvalid = false;
 460         }
 461         else
 462         {
 463                 in_addr n;
 464                 if (inet_aton(x->IPAddr.c_str(),&n) < 1)
 465                         ipvalid = false;
 466         }
 467 #else
 468                 in_addr n;
 469                 if (inet_aton(x->IPAddr.c_str(),&n) < 1)
 470                         ipvalid = false;
 471 #endif
 472
 473         /* Do we already have an IP? If so, no need to resolve it. */
 474         if (ipvalid)
 475         {
 476                 /* Gave a hook, but it wasnt one we know */
 477                 if ((!x->Hook.empty()) && (Utils->hooks.find(x->Hook.c_str()) == Utils->hooks.end()))
 478                         return;
 479                 TreeSocket* newsocket = new TreeSocket(Utils, ServerInstance, x->IPAddr,x->Port,false,x->Timeout ? x->Timeout : 10,x->Name.c_str(), x->Bind, x->Hook.empty() ? NULL : Utils->hooks[x->Hook.c_str()]);
 480                 if (newsocket->GetFd() > -1)
 481                 {
 482                         /* Handled automatically on success */
 483                 }
 484                 else
 485                 {
 486                         ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(),strerror(errno));
 487                         delete newsocket;
 488                         Utils->DoFailOver(x);
 489                 }
 490         }
 491         else
 492         {
 493                 try
 494                 {
 495                         bool cached;
 496                         ServernameResolver* snr = new ServernameResolver((Module*)this, Utils, ServerInstance,x->IPAddr, *x, cached, start_type);
 497                         ServerInstance->AddResolver(snr, cached);
 498                 }
 499                 catch (ModuleException& e)
 500                 {
 501                         ServerInstance->SNO->WriteToSnoMask('l',"CONNECT: Error connecting \002%s\002: %s.",x->Name.c_str(), e.GetReason());
 502                         Utils->DoFailOver(x);
 503                 }
 504         }
 505 }
 506
 507 void ModuleSpanningTree::AutoConnectServers(time_t curtime)
 508 {
 509         for (std::vector<Link>::iterator x = Utils->LinkBlocks.begin(); x < Utils->LinkBlocks.end(); x++)
 510         {
 511                 if ((x->AutoConnect) && (curtime >= x->NextConnectTime))
 512                 {
 513                         x->NextConnectTime = curtime + x->AutoConnect;
 514                         TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
 515                         if (x->FailOver.length())
 516                         {
 517                                 TreeServer* CheckFailOver = Utils->FindServer(x->FailOver.c_str());
 518                                 if (CheckFailOver)
 519                                 {
 520                                         /* The failover for this server is currently a member of the network.
 521                                          * The failover probably succeeded, where the main link did not.
 522                                          * Don't try the main link until the failover is gone again.
 523                                          */
 524                                         continue;
 525                                 }
 526                         }
 527                         if (!CheckDupe)
 528                         {
 529                                 // an autoconnected server is not connected. Check if its time to connect it
 530                                 ServerInstance->SNO->WriteToSnoMask('l',"AUTOCONNECT: Auto-connecting server \002%s\002 (%lu seconds until next attempt)",x->Name.c_str(),x->AutoConnect);
 531                                 this->ConnectServer(&(*x));
 532                         }
 533                 }
 534         }
 535 }
 536
 537 int ModuleSpanningTree::HandleVersion(const char** parameters, int pcnt, userrec* user)
 538 {
 539         // we've already checked if pcnt > 0, so this is safe
 540         TreeServer* found = Utils->FindServerMask(parameters[0]);
 541         if (found)
 542         {
 543                 std::string Version = found->GetVersion();
 544                 user->WriteServ("351 %s :%s",user->nick,Version.c_str());
 545                 if (found == Utils->TreeRoot)
 546                 {
 547                         ServerInstance->Config->Send005(user);
 548                 }
 549         }
 550         else
 551         {
 552                 user->WriteServ("402 %s %s :No such server",user->nick,parameters[0]);
 553         }
 554         return 1;
 555 }
 556
 557 int ModuleSpanningTree::HandleConnect(const char** parameters, int pcnt, userrec* user)
 558 {
 559         for (std::vector<Link>::iterator x = Utils->LinkBlocks.begin(); x < Utils->LinkBlocks.end(); x++)
 560         {
 561                 if (ServerInstance->MatchText(x->Name.c_str(),parameters[0]))
 562                 {
 563                         TreeServer* CheckDupe = Utils->FindServer(x->Name.c_str());
 564                         if (!CheckDupe)
 565                         {
 566                                 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);
 567                                 ConnectServer(&(*x));
 568                                 return 1;
 569                         }
 570                         else
 571                         {
 572                                 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());
 573                                 return 1;
 574                         }
 575                 }
 576         }
 577         user->WriteServ("NOTICE %s :*** CONNECT: No server matching \002%s\002 could be found in the config file.",user->nick,parameters[0]);
 578         return 1;
 579 }
 580
 581 void ModuleSpanningTree::BroadcastTimeSync()
 582 {
 583         if (Utils->MasterTime)
 584         {
 585                 std::deque<std::string> params;
 586                 params.push_back(ConvToStr(ServerInstance->Time(false)));
 587                 params.push_back("FORCE");
 588                 Utils->DoOneToMany(Utils->TreeRoot->GetName(), "TIMESET", params);
 589         }
 590 }
 591
 592 int ModuleSpanningTree::OnStats(char statschar, userrec* user, string_list &results)
 593 {
 594         if ((statschar == 'c') || (statschar == 'n'))
 595         {
 596                 for (unsigned int i = 0; i < Utils->LinkBlocks.size(); i++)
 597                 {
 598                         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');
 599                         if (statschar == 'c')
 600                                 results.push_back(std::string(ServerInstance->Config->ServerName)+" 244 "+user->nick+" H * * "+Utils->LinkBlocks[i].Name.c_str());
 601                 }
 602                 results.push_back(std::string(ServerInstance->Config->ServerName)+" 219 "+user->nick+" "+statschar+" :End of /STATS report");
 603                 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);
 604                 return 1;
 605         }
 606         return 0;
 607 }
 608
 609 int ModuleSpanningTree::OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated, const std::string &original_line)
 610 {
 611         /* If the command doesnt appear to be valid, we dont want to mess with it. */
 612         if (!validated)
 613                 return 0;
 614         if (command == "CONNECT")
 615         {
 616                 return this->HandleConnect(parameters,pcnt,user);
 617         }
 618         else if (command == "STATS")
 619         {
 620                 return this->HandleStats(parameters,pcnt,user);
 621         }
 622         else if (command == "MOTD")
 623         {
 624                 return this->HandleMotd(parameters,pcnt,user);
 625         }
 626         else if (command == "ADMIN")
 627         {
 628                 return this->HandleAdmin(parameters,pcnt,user);
 629         }
 630         else if (command == "SQUIT")
 631         {
 632                 return this->HandleSquit(parameters,pcnt,user);
 633         }
 634         else if (command == "MAP")
 635         {
 636                 this->HandleMap(parameters,pcnt,user);
 637                 return 1;
 638         }
 639         else if ((command == "TIME") && (pcnt > 0))
 640         {
 641                 return this->HandleTime(parameters,pcnt,user);
 642         }
 643         else if (command == "LUSERS")
 644         {
 645                 this->HandleLusers(parameters,pcnt,user);
 646                 return 1;
 647         }
 648         else if (command == "LINKS")
 649         {
 650                 this->HandleLinks(parameters,pcnt,user);
 651                 return 1;
 652         }
 653         else if (command == "WHOIS")
 654         {
 655                 if (pcnt > 1)
 656                 {
 657                         // remote whois
 658                         return this->HandleRemoteWhois(parameters,pcnt,user);
 659                 }
 660         }
 661         else if ((command == "VERSION") && (pcnt > 0))
 662         {
 663                 this->HandleVersion(parameters,pcnt,user);
 664                 return 1;
 665         }
 666         else if ((command == "MODULES") && (pcnt > 0))
 667         {
 668                 this->HandleModules(parameters,pcnt,user);
 669                 return 1;
 670         }
 671         return 0;
 672 }
 673
 674 void ModuleSpanningTree::OnPostCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, CmdResult result, const std::string &original_line)
 675 {
 676         if ((result == CMD_SUCCESS) && (ServerInstance->IsValidModuleCommand(command, pcnt, user)))
 677         {
 678                 // this bit of code cleverly routes all module commands
 679                 // to all remote severs *automatically* so that modules
 680                 // can just handle commands locally, without having
 681                 // to have any special provision in place for remote
 682                 // commands and linking protocols.
 683                 std::deque<std::string> params;
 684                 params.clear();
 685                 for (int j = 0; j < pcnt; j++)
 686                 {
 687                         if (strchr(parameters[j],' '))
 688                         {
 689                                 params.push_back(":" + std::string(parameters[j]));
 690                         }
 691                         else
 692                         {
 693                                 params.push_back(std::string(parameters[j]));
 694                         }
 695                 }
 696                 Utils->DoOneToMany(user->nick,command,params);
 697         }
 698 }
 699
 700 void ModuleSpanningTree::OnGetServerDescription(const std::string &servername,std::string &description)
 701 {
 702         TreeServer* s = Utils->FindServer(servername);
 703         if (s)
 704         {
 705                 description = s->GetDesc();
 706         }
 707 }
 708
 709 void ModuleSpanningTree::OnUserInvite(userrec* source,userrec* dest,chanrec* channel)
 710 {
 711         if (IS_LOCAL(source))
 712         {
 713                 std::deque<std::string> params;
 714                 params.push_back(dest->nick);
 715                 params.push_back(channel->name);
 716                 Utils->DoOneToMany(source->nick,"INVITE",params);
 717         }
 718 }
 719
 720 void ModuleSpanningTree::OnPostLocalTopicChange(userrec* user, chanrec* chan, const std::string &topic)
 721 {
 722         std::deque<std::string> params;
 723         params.push_back(chan->name);
 724         params.push_back(":"+topic);
 725         Utils->DoOneToMany(user->nick,"TOPIC",params);
 726 }
 727
 728 void ModuleSpanningTree::OnWallops(userrec* user, const std::string &text)
 729 {
 730         if (IS_LOCAL(user))
 731         {
 732                 std::deque<std::string> params;
 733                 params.push_back(":"+text);
 734                 Utils->DoOneToMany(user->nick,"WALLOPS",params);
 735         }
 736 }
 737
 738 void ModuleSpanningTree::OnUserNotice(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
 739 {
 740         if (target_type == TYPE_USER)
 741         {
 742                 userrec* d = (userrec*)dest;
 743                 if ((d->GetFd() < 0) && (IS_LOCAL(user)))
 744                 {
 745                         std::deque<std::string> params;
 746                         params.clear();
 747                         params.push_back(d->nick);
 748                         params.push_back(":"+text);
 749                         Utils->DoOneToOne(user->nick,"NOTICE",params,d->server);
 750                 }
 751         }
 752         else if (target_type == TYPE_CHANNEL)
 753         {
 754                 if (IS_LOCAL(user))
 755                 {
 756                         chanrec *c = (chanrec*)dest;
 757                         if (c)
 758                         {
 759                                 std::string cname = c->name;
 760                                 if (status)
 761                                         cname = status + cname;
 762                                 TreeServerList list;
 763                                 Utils->GetListOfServersForChannel(c,list,status,exempt_list);
 764                                 for (TreeServerList::iterator i = list.begin(); i != list.end(); i++)
 765                                 {
 766                                         TreeSocket* Sock = i->second->GetSocket();
 767                                         if (Sock)
 768                                                 Sock->WriteLine(":"+std::string(user->nick)+" NOTICE "+cname+" :"+text);
 769                                 }
 770                         }
 771                 }
 772         }
 773         else if (target_type == TYPE_SERVER)
 774         {
 775                 if (IS_LOCAL(user))
 776                 {
 777                         char* target = (char*)dest;
 778                         std::deque<std::string> par;
 779                         par.push_back(target);
 780                         par.push_back(":"+text);
 781                         Utils->DoOneToMany(user->nick,"NOTICE",par);
 782                 }
 783         }
 784 }
 785
 786 void ModuleSpanningTree::OnUserMessage(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list)
 787 {
 788         if (target_type == TYPE_USER)
 789         {
 790                 // route private messages which are targetted at clients only to the server
 791                 // which needs to receive them
 792                 userrec* d = (userrec*)dest;
 793                 if ((d->GetFd() < 0) && (IS_LOCAL(user)))
 794                 {
 795                         std::deque<std::string> params;
 796                         params.clear();
 797                         params.push_back(d->nick);
 798                         params.push_back(":"+text);
 799                         Utils->DoOneToOne(user->nick,"PRIVMSG",params,d->server);
 800                 }
 801         }
 802         else if (target_type == TYPE_CHANNEL)
 803         {
 804                 if (IS_LOCAL(user))
 805                 {
 806                         chanrec *c = (chanrec*)dest;
 807                         if (c)
 808                         {
 809                                 std::string cname = c->name;
 810                                 if (status)
 811                                         cname = status + cname;
 812                                 TreeServerList list;
 813                                 Utils->GetListOfServersForChannel(c,list,status,exempt_list);
 814                                 for (TreeServerList::iterator i = list.begin(); i != list.end(); i++)
 815                                 {
 816                                         TreeSocket* Sock = i->second->GetSocket();
 817                                         if (Sock)
 818                                                 Sock->WriteLine(":"+std::string(user->nick)+" PRIVMSG "+cname+" :"+text);
 819                                 }
 820                         }
 821                 }
 822         }
 823         else if (target_type == TYPE_SERVER)
 824         {
 825                 if (IS_LOCAL(user))
 826                 {
 827                         char* target = (char*)dest;
 828                         std::deque<std::string> par;
 829                         par.push_back(target);
 830                         par.push_back(":"+text);
 831                         Utils->DoOneToMany(user->nick,"PRIVMSG",par);
 832                 }
 833         }
 834 }
 835
 836 void ModuleSpanningTree::OnBackgroundTimer(time_t curtime)
 837 {
 838         AutoConnectServers(curtime);
 839         DoPingChecks(curtime);
 840 }
 841
 842 void ModuleSpanningTree::OnUserJoin(userrec* user, chanrec* channel)
 843 {
 844         // Only do this for local users
 845         if (IS_LOCAL(user))
 846         {
 847                 if (channel->GetUserCounter() == 1)
 848                 {
 849                         std::deque<std::string> params;
 850                         // set up their permissions and the channel TS with FJOIN.
 851                         // All users are FJOINed now, because a module may specify
 852                         // new joining permissions for the user.
 853                         params.push_back(channel->name);
 854                         params.push_back(ConvToStr(channel->age));
 855                         params.push_back(std::string(channel->GetAllPrefixChars(user))+","+std::string(user->nick));
 856                         Utils->DoOneToMany(ServerInstance->Config->ServerName,"FJOIN",params);
 857                         /* First user in, sync the modes for the channel */
 858                         params.pop_back();
 859                         /* This is safe, all inspircd servers default to +nt */
 860                         params.push_back("+nt");
 861                         Utils->DoOneToMany(ServerInstance->Config->ServerName,"FMODE",params);
 862                 }
 863                 else
 864                 {
 865                         std::deque<std::string> params;
 866                         params.push_back(channel->name);
 867                         params.push_back(ConvToStr(channel->age));
 868                         Utils->DoOneToMany(user->nick,"JOIN",params);
 869                 }
 870         }
 871 }
 872
 873 void ModuleSpanningTree::OnChangeHost(userrec* user, const std::string &newhost)
 874 {
 875         // only occurs for local clients
 876         if (user->registered != REG_ALL)
 877                 return;
 878         std::deque<std::string> params;
 879         params.push_back(newhost);
 880         Utils->DoOneToMany(user->nick,"FHOST",params);
 881 }
 882
 883 void ModuleSpanningTree::OnChangeName(userrec* user, const std::string &gecos)
 884 {
 885         // only occurs for local clients
 886         if (user->registered != REG_ALL)
 887                 return;
 888         std::deque<std::string> params;
 889         params.push_back(gecos);
 890         Utils->DoOneToMany(user->nick,"FNAME",params);
 891 }
 892
 893 void ModuleSpanningTree::OnUserPart(userrec* user, chanrec* channel, const std::string &partmessage)
 894 {
 895         if (IS_LOCAL(user))
 896         {
 897                 std::deque<std::string> params;
 898                 params.push_back(channel->name);
 899                 if (partmessage != "")
 900                         params.push_back(":"+partmessage);
 901                 Utils->DoOneToMany(user->nick,"PART",params);
 902         }
 903 }
 904
 905 void ModuleSpanningTree::OnUserConnect(userrec* user)
 906 {
 907         char agestr[MAXBUF];
 908         if (IS_LOCAL(user))
 909         {
 910                 std::deque<std::string> params;
 911                 snprintf(agestr,MAXBUF,"%lu",(unsigned long)user->age);
 912                 params.push_back(agestr);
 913                 params.push_back(user->nick);
 914                 params.push_back(user->host);
 915                 params.push_back(user->dhost);
 916                 params.push_back(user->ident);
 917                 params.push_back("+"+std::string(user->FormatModes()));
 918                 params.push_back(user->GetIPString());
 919                 params.push_back(":"+std::string(user->fullname));
 920                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"NICK",params);
 921                 // User is Local, change needs to be reflected!
 922                 TreeServer* SourceServer = Utils->FindServer(user->server);
 923                 if (SourceServer)
 924                 {
 925                         SourceServer->AddUserCount();
 926                 }
 927         }
 928 }
 929
 930 void ModuleSpanningTree::OnUserQuit(userrec* user, const std::string &reason, const std::string &oper_message)
 931 {
 932         if ((IS_LOCAL(user)) && (user->registered == REG_ALL))
 933         {
 934                 std::deque<std::string> params;
 935
 936                 if (oper_message != reason)
 937                 {
 938                         params.push_back(":"+oper_message);
 939                         Utils->DoOneToMany(user->nick,"OPERQUIT",params);
 940                 }
 941                 params.clear();
 942                 params.push_back(":"+reason);
 943                 Utils->DoOneToMany(user->nick,"QUIT",params);
 944         }
 945         // Regardless, We need to modify the user Counts..
 946         TreeServer* SourceServer = Utils->FindServer(user->server);
 947         if (SourceServer)
 948         {
 949                 SourceServer->DelUserCount();
 950         }
 951 }
 952
 953 void ModuleSpanningTree::OnUserPostNick(userrec* user, const std::string &oldnick)
 954 {
 955         if (IS_LOCAL(user))
 956         {
 957                 std::deque<std::string> params;
 958                 params.push_back(user->nick);
 959                 Utils->DoOneToMany(oldnick,"NICK",params);
 960         }
 961 }
 962
 963 void ModuleSpanningTree::OnUserKick(userrec* source, userrec* user, chanrec* chan, const std::string &reason)
 964 {
 965         if ((source) && (IS_LOCAL(source)))
 966         {
 967                 std::deque<std::string> params;
 968                 params.push_back(chan->name);
 969                 params.push_back(user->nick);
 970                 params.push_back(":"+reason);
 971                 Utils->DoOneToMany(source->nick,"KICK",params);
 972         }
 973         else if (!source)
 974         {
 975                 std::deque<std::string> params;
 976                 params.push_back(chan->name);
 977                 params.push_back(user->nick);
 978                 params.push_back(":"+reason);
 979                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"KICK",params);
 980         }
 981 }
 982
 983 void ModuleSpanningTree::OnRemoteKill(userrec* source, userrec* dest, const std::string &reason)
 984 {
 985         std::deque<std::string> params;
 986         params.push_back(dest->nick);
 987         params.push_back(":"+reason);
 988         Utils->DoOneToMany(source->nick,"KILL",params);
 989 }
 990
 991 void ModuleSpanningTree::OnRehash(userrec* user, const std::string &parameter)
 992 {
 993         if (parameter != "")
 994         {
 995                 std::deque<std::string> params;
 996                 params.push_back(parameter);
 997                 Utils->DoOneToMany(user ? user->nick : ServerInstance->Config->ServerName, "REHASH", params);
 998                 // check for self
 999                 if (ServerInstance->MatchText(ServerInstance->Config->ServerName,parameter))
1000                 {
1001                         ServerInstance->WriteOpers("*** Remote rehash initiated locally by \002%s\002", user ? user->nick : ServerInstance->Config->ServerName);
1002                         ServerInstance->RehashServer();
1003                 }
1004         }
1005         Utils->ReadConfiguration(false);
1006         InitializeDisabledCommands(ServerInstance->Config->DisabledCommands, ServerInstance);
1007 }
1008
1009 // note: the protocol does not allow direct umode +o except
1010 // via NICK with 8 params. sending OPERTYPE infers +o modechange
1011 // locally.
1012 void ModuleSpanningTree::OnOper(userrec* user, const std::string &opertype)
1013 {
1014         if (IS_LOCAL(user))
1015         {
1016                 std::deque<std::string> params;
1017                 params.push_back(opertype);
1018                 Utils->DoOneToMany(user->nick,"OPERTYPE",params);
1019         }
1020 }
1021
1022 void ModuleSpanningTree::OnLine(userrec* source, const std::string &host, bool adding, char linetype, long duration, const std::string &reason)
1023 {
1024         if (!source)
1025         {
1026                 /* Server-set lines */
1027                 char data[MAXBUF];
1028                 snprintf(data,MAXBUF,"%c %s %s %lu %lu :%s", linetype, host.c_str(), ServerInstance->Config->ServerName, (unsigned long)ServerInstance->Time(false),
1029                                 (unsigned long)duration, reason.c_str());
1030                 std::deque<std::string> params;
1031                 params.push_back(data);
1032                 Utils->DoOneToMany(ServerInstance->Config->ServerName, "ADDLINE", params);
1033         }
1034         else
1035         {
1036                 if (IS_LOCAL(source))
1037                 {
1038                         char type[8];
1039                         snprintf(type,8,"%cLINE",linetype);
1040                         std::string stype = type;
1041                         if (adding)
1042                         {
1043                                 char sduration[MAXBUF];
1044                                 snprintf(sduration,MAXBUF,"%ld",duration);
1045                                 std::deque<std::string> params;
1046                                 params.push_back(host);
1047                                 params.push_back(sduration);
1048                                 params.push_back(":"+reason);
1049                                 Utils->DoOneToMany(source->nick,stype,params);
1050                         }
1051                         else
1052                         {
1053                                 std::deque<std::string> params;
1054                                 params.push_back(host);
1055                                 Utils->DoOneToMany(source->nick,stype,params);
1056                         }
1057                 }
1058         }
1059 }
1060
1061 void ModuleSpanningTree::OnAddGLine(long duration, userrec* source, const std::string &reason, const std::string &hostmask)
1062 {
1063         OnLine(source,hostmask,true,'G',duration,reason);
1064 }
1065
1066 void ModuleSpanningTree::OnAddZLine(long duration, userrec* source, const std::string &reason, const std::string &ipmask)
1067 {
1068         OnLine(source,ipmask,true,'Z',duration,reason);
1069 }
1070
1071 void ModuleSpanningTree::OnAddQLine(long duration, userrec* source, const std::string &reason, const std::string &nickmask)
1072 {
1073         OnLine(source,nickmask,true,'Q',duration,reason);
1074 }
1075
1076 void ModuleSpanningTree::OnAddELine(long duration, userrec* source, const std::string &reason, const std::string &hostmask)
1077 {
1078         OnLine(source,hostmask,true,'E',duration,reason);
1079 }
1080
1081 void ModuleSpanningTree::OnDelGLine(userrec* source, const std::string &hostmask)
1082 {
1083         OnLine(source,hostmask,false,'G',0,"");
1084 }
1085
1086 void ModuleSpanningTree::OnDelZLine(userrec* source, const std::string &ipmask)
1087 {
1088         OnLine(source,ipmask,false,'Z',0,"");
1089 }
1090
1091 void ModuleSpanningTree::OnDelQLine(userrec* source, const std::string &nickmask)
1092 {
1093         OnLine(source,nickmask,false,'Q',0,"");
1094 }
1095
1096 void ModuleSpanningTree::OnDelELine(userrec* source, const std::string &hostmask)
1097 {
1098         OnLine(source,hostmask,false,'E',0,"");
1099 }
1100
1101 void ModuleSpanningTree::OnMode(userrec* user, void* dest, int target_type, const std::string &text)
1102 {
1103         if ((IS_LOCAL(user)) && (user->registered == REG_ALL))
1104         {
1105                 std::deque<std::string> params;
1106                 std::string command;
1107
1108                 if (target_type == TYPE_USER)
1109                 {
1110                         userrec* u = (userrec*)dest;
1111                         params.push_back(u->nick);
1112                         params.push_back(text);
1113                         command = "MODE";
1114                 }
1115                 else
1116                 {
1117                         chanrec* c = (chanrec*)dest;
1118                         params.push_back(c->name);
1119                         params.push_back(ConvToStr(c->age));
1120                         params.push_back(text);
1121                         command = "FMODE";
1122                 }
1123                 Utils->DoOneToMany(user->nick, command, params);
1124         }
1125 }
1126
1127 void ModuleSpanningTree::OnSetAway(userrec* user)
1128 {
1129         if (IS_LOCAL(user))
1130         {
1131                 std::deque<std::string> params;
1132                 params.push_back(":"+std::string(user->awaymsg));
1133                 Utils->DoOneToMany(user->nick,"AWAY",params);
1134         }
1135 }
1136
1137 void ModuleSpanningTree::OnCancelAway(userrec* user)
1138 {
1139         if (IS_LOCAL(user))
1140         {
1141                 std::deque<std::string> params;
1142                 params.clear();
1143                 Utils->DoOneToMany(user->nick,"AWAY",params);
1144         }
1145 }
1146
1147 void ModuleSpanningTree::ProtoSendMode(void* opaque, int target_type, void* target, const std::string &modeline)
1148 {
1149         TreeSocket* s = (TreeSocket*)opaque;
1150         if (target)
1151         {
1152                 if (target_type == TYPE_USER)
1153                 {
1154                         userrec* u = (userrec*)target;
1155                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" FMODE "+u->nick+" "+ConvToStr(u->age)+" "+modeline);
1156                 }
1157                 else
1158                 {
1159                         chanrec* c = (chanrec*)target;
1160                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" FMODE "+c->name+" "+ConvToStr(c->age)+" "+modeline);
1161                 }
1162         }
1163 }
1164
1165 void ModuleSpanningTree::ProtoSendMetaData(void* opaque, int target_type, void* target, const std::string &extname, const std::string &extdata)
1166 {
1167         TreeSocket* s = (TreeSocket*)opaque;
1168         if (target)
1169         {
1170                 if (target_type == TYPE_USER)
1171                 {
1172                         userrec* u = (userrec*)target;
1173                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA "+u->nick+" "+extname+" :"+extdata);
1174                 }
1175                 else if (target_type == TYPE_CHANNEL)
1176                 {
1177                         chanrec* c = (chanrec*)target;
1178                         s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA "+c->name+" "+extname+" :"+extdata);
1179                 }
1180         }
1181         if (target_type == TYPE_OTHER)
1182         {
1183                 s->WriteLine(std::string(":")+ServerInstance->Config->ServerName+" METADATA * "+extname+" :"+extdata);
1184         }
1185 }
1186
1187 void ModuleSpanningTree::OnEvent(Event* event)
1188 {
1189         std::deque<std::string>* params = (std::deque<std::string>*)event->GetData();
1190         if (event->GetEventID() == "send_metadata")
1191         {
1192                 if (params->size() < 3)
1193                         return;
1194                 (*params)[2] = ":" + (*params)[2];
1195                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"METADATA",*params);
1196         }
1197         else if (event->GetEventID() == "send_topic")
1198         {
1199                 if (params->size() < 2)
1200                         return;
1201                 (*params)[1] = ":" + (*params)[1];
1202                 params->insert(params->begin() + 1,ServerInstance->Config->ServerName);
1203                 params->insert(params->begin() + 1,ConvToStr(ServerInstance->Time(true)));
1204                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"FTOPIC",*params);
1205         }
1206         else if (event->GetEventID() == "send_mode")
1207         {
1208                 if (params->size() < 2)
1209                         return;
1210                 // Insert the TS value of the object, either userrec or chanrec
1211                 time_t ourTS = 0;
1212                 userrec* a = ServerInstance->FindNick((*params)[0]);
1213                 if (a)
1214                 {
1215                         ourTS = a->age;
1216                 }
1217                 else
1218                 {
1219                         chanrec* a = ServerInstance->FindChan((*params)[0]);
1220                         if (a)
1221                         {
1222                                 ourTS = a->age;
1223                         }
1224                 }
1225                 params->insert(params->begin() + 1,ConvToStr(ourTS));
1226                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"FMODE",*params);
1227         }
1228         else if (event->GetEventID() == "send_mode_explicit")
1229         {
1230                 if (params->size() < 2)
1231                         return;
1232                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"MODE",*params);
1233         }
1234         else if (event->GetEventID() == "send_opers")
1235         {
1236                 if (params->size() < 1)
1237                         return;
1238                 (*params)[0] = ":" + (*params)[0];
1239                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"OPERNOTICE",*params);
1240         }
1241         else if (event->GetEventID() == "send_modeset")
1242         {
1243                 if (params->size() < 2)
1244                         return;
1245                 (*params)[1] = ":" + (*params)[1];
1246                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"MODENOTICE",*params);
1247         }
1248         else if (event->GetEventID() == "send_snoset")
1249         {
1250                 if (params->size() < 2)
1251                         return;
1252                 (*params)[1] = ":" + (*params)[1];
1253                 Utils->DoOneToMany(ServerInstance->Config->ServerName,"SNONOTICE",*params);
1254         }
1255         else if (event->GetEventID() == "send_push")
1256         {
1257                 if (params->size() < 2)
1258                         return;
1259
1260                 userrec *a = ServerInstance->FindNick((*params)[0]);
1261
1262                 if (!a)
1263                         return;
1264
1265                 (*params)[1] = ":" + (*params)[1];
1266                 Utils->DoOneToOne(ServerInstance->Config->ServerName, "PUSH", *params, a->server);
1267         }
1268 }
1269
1270 ModuleSpanningTree::~ModuleSpanningTree()
1271 {
1272         /* This will also free the listeners */
1273         delete Utils;
1274         if (SyncTimer)
1275                 ServerInstance->Timers->DelTimer(SyncTimer);
1276
1277         ServerInstance->DoneWithInterface("InspSocketHook");
1278 }
1279
1280 Version ModuleSpanningTree::GetVersion()
1281 {
1282         return Version(1,1,0,2,VF_VENDOR,API_VERSION);
1283 }
1284
1285 void ModuleSpanningTree::Implements(char* List)
1286 {
1287         List[I_OnPreCommand] = List[I_OnGetServerDescription] = List[I_OnUserInvite] = List[I_OnPostLocalTopicChange] = 1;
1288         List[I_OnWallops] = List[I_OnUserNotice] = List[I_OnUserMessage] = List[I_OnBackgroundTimer] = 1;
1289         List[I_OnUserJoin] = List[I_OnChangeHost] = List[I_OnChangeName] = List[I_OnUserPart] = List[I_OnUserConnect] = 1;
1290         List[I_OnUserQuit] = List[I_OnUserPostNick] = List[I_OnUserKick] = List[I_OnRemoteKill] = List[I_OnRehash] = 1;
1291         List[I_OnOper] = List[I_OnAddGLine] = List[I_OnAddZLine] = List[I_OnAddQLine] = List[I_OnAddELine] = 1;
1292         List[I_OnDelGLine] = List[I_OnDelZLine] = List[I_OnDelQLine] = List[I_OnDelELine] = List[I_ProtoSendMode] = List[I_OnMode] = 1;
1293         List[I_OnStats] = List[I_ProtoSendMetaData] = List[I_OnEvent] = List[I_OnSetAway] = List[I_OnCancelAway] = List[I_OnPostCommand] = 1;
1294 }
1295
1296 /* It is IMPORTANT that m_spanningtree is the last module in the chain
1297  * so that any activity it sees is FINAL, e.g. we arent going to send out
1298  * a NICK message before m_cloaking has finished putting the +x on the user,
1299  * etc etc.
1300  * Therefore, we return PRIORITY_LAST to make sure we end up at the END of
1301  * the module call queue.
1302  */
1303 Priority ModuleSpanningTree::Prioritize()
1304 {
1305         return PRIORITY_LAST;
1306 }
1307
1308 class ModuleSpanningTreeFactory : public ModuleFactory
1309 {
1310  public:
1311         ModuleSpanningTreeFactory()
1312         {
1313         }
1314
1315         ~ModuleSpanningTreeFactory()
1316         {
1317         }
1318
1319         virtual Module * CreateModule(InspIRCd* Me)
1320         {
1321                 return new ModuleSpanningTree(Me);
1322         }
1323
1324 };
1325
1326
1327 extern "C" void * init_module( void )
1328 {
1329         return new ModuleSpanningTreeFactory;
1330 }