src/commands.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 using namespace std;
  18
  19 #include "inspircd_config.h"
  20 #include "inspircd.h"
  21 #include "inspircd_io.h"
  22 #include <unistd.h>
  23 #include <sys/errno.h>
  24 #include <sys/ioctl.h>
  25 #include <sys/utsname.h>
  26 #include <cstdio>
  27 #include <time.h>
  28 #include <string>
  29 #ifdef GCC3
  30 #include <ext/hash_map>
  31 #else
  32 #include <hash_map>
  33 #endif
  34 #include <map>
  35 #include <sstream>
  36 #include <vector>
  37 #include <deque>
  38 #include <sys/types.h>
  39 #include <sys/time.h>
  40 #include <sys/resource.h>
  41 #ifdef THREADED_DNS
  42 #include <pthread.h>
  43 #endif
  44 #ifndef RUSAGE_SELF
  45 #define   RUSAGE_SELF     0
  46 #define   RUSAGE_CHILDREN     -1
  47 #endif
  48 #include "users.h"
  49 #include "ctables.h"
  50 #include "globals.h"
  51 #include "modules.h"
  52 #include "dynamic.h"
  53 #include "wildcard.h"
  54 #include "message.h"
  55 #include "commands.h"
  56 #include "mode.h"
  57 #include "xline.h"
  58 #include "inspstring.h"
  59 #include "dnsqueue.h"
  60 #include "helperfuncs.h"
  61 #include "hashcomp.h"
  62 #include "socketengine.h"
  63 #include "typedefs.h"
  64 #include "command_parse.h"
  65
  66 extern SocketEngine* SE;
  67 extern ServerConfig* Config;
  68 extern InspIRCd* ServerInstance;
  69 extern CommandParser *Parser;
  70
  71 extern int MODCOUNT;
  72 extern std::vector<Module*> modules;
  73 extern std::vector<ircd_module*> factory;
  74 extern time_t TIME;
  75
  76 const long duration_m = 60;
  77 const long duration_h = duration_m * 60;
  78 const long duration_d = duration_h * 24;
  79 const long duration_w = duration_d * 7;
  80 const long duration_y = duration_w * 52;
  81
  82 extern user_hash clientlist;
  83 extern chan_hash chanlist;
  84 extern whowas_hash whowas;
  85
  86 extern std::vector<userrec*> all_opers;
  87 extern std::vector<userrec*> local_users;
  88
  89 // This table references users by file descriptor.
  90 // its an array to make it VERY fast, as all lookups are referenced
  91 // by an integer, meaning there is no need for a scan/search operation.
  92 extern userrec* fd_ref_table[65536];
  93
  94 extern serverstats* stats;
  95
  96 char* CleanFilename(char* name)
  97 {
  98         char* p = name + strlen(name);
  99         while ((p != name) && (*p != '/')) p--;
 100         return (p != name ? ++p : p);
 101 }
 102
 103 void handle_join(char **parameters, int pcnt, userrec *user)
 104 {
 105         chanrec* Ptr;
 106
 107         if (Parser->LoopCall(handle_join,parameters,pcnt,user,0,0,1))
 108                 return;
 109         if (parameters[0][0] == '#')
 110         {
 111                 Ptr = add_channel(user,parameters[0],parameters[1],false);
 112         }
 113 }
 114
 115
 116 void handle_part(char **parameters, int pcnt, userrec *user)
 117 {
 118         if (pcnt > 1)
 119         {
 120                 if (Parser->LoopCall(handle_part,parameters,pcnt,user,0,pcnt-2,0))
 121                         return;
 122                 del_channel(user,parameters[0],parameters[1],false);
 123         }
 124         else
 125         {
 126                 if (Parser->LoopCall(handle_part,parameters,pcnt,user,0,pcnt-1,0))
 127                         return;
 128                 del_channel(user,parameters[0],NULL,false);
 129         }
 130 }
 131
 132 void handle_commands(char **parameters, int pcnt, userrec *user)
 133 {
 134         for (unsigned int i = 0; i < Parser->cmdlist.size(); i++)
 135         {
 136                 WriteServ(user->fd,"902 %s :%s %s %d",user->nick,Parser->cmdlist[i].command,Parser->cmdlist[i].source,Parser->cmdlist[i].min_params);
 137         }
 138         WriteServ(user->fd,"903 %s :End of COMMANDS list",user->nick);
 139 }
 140
 141 void handle_kick(char **parameters, int pcnt, userrec *user)
 142 {
 143         chanrec* Ptr = FindChan(parameters[0]);
 144         userrec* u   = Find(parameters[1]);
 145
 146         if ((!u) || (!Ptr))
 147         {
 148                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 149                 return;
 150         }
 151
 152         if ((!has_channel(user,Ptr)) && (!is_uline(user->server)))
 153         {
 154                 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
 155                 return;
 156         }
 157
 158         char reason[MAXBUF];
 159
 160         if (pcnt > 2)
 161         {
 162                 strlcpy(reason,parameters[2],MAXBUF);
 163                 if (strlen(reason)>MAXKICK)
 164                 {
 165                         reason[MAXKICK-1] = '\0';
 166                 }
 167
 168                 kick_channel(user,u,Ptr,reason);
 169         }
 170         else
 171         {
 172                 strlcpy(reason,user->nick,MAXBUF);
 173                 kick_channel(user,u,Ptr,reason);
 174         }
 175
 176 }
 177
 178 void handle_loadmodule(char **parameters, int pcnt, userrec *user)
 179 {
 180         if (ServerInstance->LoadModule(parameters[0]))
 181         {
 182                 WriteOpers("*** NEW MODULE: %s",parameters[0]);
 183                 WriteServ(user->fd,"975 %s %s :Module successfully loaded.",user->nick, parameters[0]);
 184         }
 185         else
 186         {
 187                 WriteServ(user->fd,"974 %s %s :Failed to load module: %s",user->nick, parameters[0],ServerInstance->ModuleError());
 188         }
 189 }
 190
 191 void handle_unloadmodule(char **parameters, int pcnt, userrec *user)
 192 {
 193         if (ServerInstance->UnloadModule(parameters[0]))
 194         {
 195                 WriteOpers("*** MODULE UNLOADED: %s",parameters[0]);
 196                 WriteServ(user->fd,"973 %s %s :Module successfully unloaded.",user->nick, parameters[0]);
 197         }
 198         else
 199         {
 200                 WriteServ(user->fd,"972 %s %s :Failed to unload module: %s",user->nick, parameters[0],ServerInstance->ModuleError());
 201         }
 202 }
 203
 204 void handle_die(char **parameters, int pcnt, userrec *user)
 205 {
 206         log(DEBUG,"die: %s",user->nick);
 207         if (!strcmp(parameters[0],Config->diepass))
 208         {
 209                 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
 210                 sleep(Config->DieDelay);
 211                 Exit(ERROR);
 212         }
 213         else
 214         {
 215                 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
 216         }
 217 }
 218
 219 void handle_restart(char **parameters, int pcnt, userrec *user)
 220 {
 221         char *argv[32];
 222         log(DEFAULT,"Restart: %s",user->nick);
 223         if (!strcmp(parameters[0],Config->restartpass))
 224         {
 225                 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
 226
 227                 argv[0] = Config->MyExecutable;
 228                 argv[1] = "-wait";
 229                 if (Config->nofork)
 230                 {
 231                         argv[2] = "-nofork";
 232                 }
 233                 else
 234                 {
 235                         argv[2] = NULL;
 236                 }
 237                 argv[3] = NULL;
 238
 239                 // close ALL file descriptors
 240                 send_error("Server restarting.");
 241                 sleep(1);
 242                 for (int i = 0; i < 65536; i++)
 243                 {
 244                         shutdown(i,2);
 245                         close(i);
 246                 }
 247                 sleep(2);
 248
 249                 execv(Config->MyExecutable,argv);
 250
 251                 exit(0);
 252         }
 253         else
 254         {
 255                 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
 256         }
 257 }
 258
 259 void handle_kill(char **parameters, int pcnt, userrec *user)
 260 {
 261         userrec *u = Find(parameters[0]);
 262         char killreason[MAXBUF];
 263
 264         log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
 265         if (u)
 266         {
 267                 log(DEBUG,"into kill mechanism");
 268                 int MOD_RESULT = 0;
 269                 FOREACH_RESULT(OnKill(user,u,parameters[1]));
 270                 if (MOD_RESULT) {
 271                         log(DEBUG,"A module prevented the kill with result %d",MOD_RESULT);
 272                         return;
 273                 }
 274
 275                 if (u->fd < 0)
 276                 {
 277                         // remote kill
 278                         WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 279                         snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",Config->ServerName,user->nick,parameters[1]);
 280                         WriteCommonExcept(u,"QUIT :%s",killreason);
 281
 282                         FOREACH_MOD OnRemoteKill(user,u,killreason);
 283
 284                         user_hash::iterator iter = clientlist.find(u->nick);
 285                         if (iter != clientlist.end())
 286                         {
 287                                 log(DEBUG,"deleting user hash value %d",iter->second);
 288                                 clientlist.erase(iter);
 289                         }
 290                         if (u->registered == 7)
 291                         {
 292                                 purge_empty_chans(u);
 293                         }
 294                         if (u->fd > -1)
 295                                 fd_ref_table[u->fd] = NULL;
 296                         delete u;
 297                 }
 298                 else
 299                 {
 300                         // local kill
 301                         log(DEFAULT,"LOCAL KILL: %s :%s!%s!%s (%s)", u->nick, Config->ServerName,user->dhost,user->nick,parameters[1]);
 302                         WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, Config->ServerName,user->dhost,user->nick,parameters[1]);
 303                         WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
 304                         snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
 305                         kill_link(u,killreason);
 306                 }
 307         }
 308         else
 309         {
 310                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 311         }
 312 }
 313
 314 void handle_summon(char **parameters, int pcnt, userrec *user)
 315 {
 316         WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
 317 }
 318
 319 void handle_users(char **parameters, int pcnt, userrec *user)
 320 {
 321         WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
 322 }
 323
 324 void handle_pass(char **parameters, int pcnt, userrec *user)
 325 {
 326         // Check to make sure they havnt registered -- Fix by FCS
 327         if (user->registered == 7)
 328         {
 329                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
 330                 return;
 331         }
 332         strlcpy(user->password,parameters[0],MAXBUF);
 333         if (!strcasecmp(parameters[0],Passwd(user)))
 334         {
 335                 user->haspassed = true;
 336         }
 337 }
 338
 339 void handle_invite(char **parameters, int pcnt, userrec *user)
 340 {
 341         if (pcnt == 2)
 342         {
 343                 userrec* u = Find(parameters[0]);
 344                 chanrec* c = FindChan(parameters[1]);
 345
 346                 if ((!c) || (!u))
 347                 {
 348                         if (!c)
 349                         {
 350                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
 351                         }
 352                         else
 353                         {
 354                                 if (c->binarymodes & CM_INVITEONLY)
 355                                 {
 356                                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 357                                 }
 358                         }
 359
 360                         return;
 361                 }
 362
 363                 if (c->binarymodes & CM_INVITEONLY)
 364                 {
 365                         if (cstatus(user,c) < STATUS_HOP)
 366                         {
 367                                 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
 368                                 return;
 369                         }
 370                 }
 371                 if (has_channel(u,c))
 372                 {
 373                         WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
 374                         return;
 375                 }
 376                 if (!has_channel(user,c))
 377                 {
 378                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
 379                         return;
 380                 }
 381
 382                 int MOD_RESULT = 0;
 383                 FOREACH_RESULT(OnUserPreInvite(user,u,c));
 384                 if (MOD_RESULT == 1) {
 385                         return;
 386                 }
 387
 388                 irc::string xname(c->name);
 389                 u->InviteTo(xname);
 390                 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
 391                 WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
 392                 FOREACH_MOD OnUserInvite(user,u,c);
 393         }
 394         else
 395         {
 396                 // pinched from ircu - invite with not enough parameters shows channels
 397                 // youve been invited to but haven't joined yet.
 398                 InvitedList* il = user->GetInviteList();
 399                 for (InvitedList::iterator i = il->begin(); i != il->end(); i++)
 400                 {
 401                         WriteServ(user->fd,"346 %s :%s",user->nick,i->channel.c_str());
 402                 }
 403                 WriteServ(user->fd,"347 %s :End of INVITE list",user->nick);
 404         }
 405 }
 406
 407 void handle_topic(char **parameters, int pcnt, userrec *user)
 408 {
 409         chanrec* Ptr;
 410
 411         if (pcnt == 1)
 412         {
 413                 if (strlen(parameters[0]) <= CHANMAX)
 414                 {
 415                         Ptr = FindChan(parameters[0]);
 416                         if (Ptr)
 417                         {
 418                                 if (((Ptr) && (!has_channel(user,Ptr))) && (Ptr->binarymodes & CM_SECRET))
 419                                 {
 420                                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, Ptr->name);
 421                                         return;
 422                                 }
 423                                 if (Ptr->topicset)
 424                                 {
 425                                         WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
 426                                         WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
 427                                 }
 428                                 else
 429                                 {
 430                                         WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
 431                                 }
 432                         }
 433                         else
 434                         {
 435                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 436                         }
 437                 }
 438                 return;
 439         }
 440         else if (pcnt>1)
 441         {
 442                 if (strlen(parameters[0]) <= CHANMAX)
 443                 {
 444                         Ptr = FindChan(parameters[0]);
 445                         if (Ptr)
 446                         {
 447                                 if ((Ptr) && (!has_channel(user,Ptr)))
 448                                 {
 449                                         WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
 450                                         return;
 451                                 }
 452                                 if ((Ptr->binarymodes & CM_TOPICLOCK) && (cstatus(user,Ptr)<STATUS_HOP))
 453                                 {
 454                                         WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
 455                                         return;
 456                                 }
 457
 458                                 char topic[MAXBUF];
 459                                 strlcpy(topic,parameters[1],MAXBUF);
 460                                 if (strlen(topic)>MAXTOPIC)
 461                                 {
 462                                         topic[MAXTOPIC] = '\0';
 463                                 }
 464
 465                                 if (user->fd > -1)
 466                                 {
 467                                         int MOD_RESULT = 0;
 468                                         FOREACH_RESULT(OnLocalTopicChange(user,Ptr,topic));
 469                                         if (MOD_RESULT)
 470                                                 return;
 471                                 }
 472
 473                                 strlcpy(Ptr->topic,topic,MAXTOPIC);
 474                                 strlcpy(Ptr->setby,user->nick,NICKMAX);
 475                                 Ptr->topicset = TIME;
 476                                 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
 477                                 if (user->fd > -1)
 478                                 {
 479                                         FOREACH_MOD OnPostLocalTopicChange(user,Ptr,topic);
 480                                 }
 481                         }
 482                         else
 483                         {
 484                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 485                         }
 486                 }
 487         }
 488 }
 489
 490 void handle_names(char **parameters, int pcnt, userrec *user)
 491 {
 492         chanrec* c;
 493
 494         if (!pcnt)
 495         {
 496                 WriteServ(user->fd,"366 %s * :End of /NAMES list.",user->nick);
 497                 return;
 498         }
 499
 500         if (Parser->LoopCall(handle_names,parameters,pcnt,user,0,pcnt-1,0))
 501                 return;
 502         c = FindChan(parameters[0]);
 503         if (c)
 504         {
 505                 if (((c) && (!has_channel(user,c))) && (c->binarymodes & CM_SECRET))
 506                 {
 507                       WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, c->name);
 508                       return;
 509                 }
 510                 userlist(user,c);
 511                 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
 512         }
 513         else
 514         {
 515                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 516         }
 517 }
 518
 519 void handle_privmsg(char **parameters, int pcnt, userrec *user)
 520 {
 521         userrec *dest;
 522         chanrec *chan;
 523
 524         user->idle_lastmsg = TIME;
 525
 526         if (Parser->LoopCall(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
 527                 return;
 528         if (parameters[0][0] == '$')
 529         {
 530                 // notice to server mask
 531                 char* servermask = parameters[0];
 532                 servermask++;
 533                 if (match(Config->ServerName,servermask))
 534                 {
 535                         ServerPrivmsgAll("%s",parameters[1]);
 536                 }
 537                 return;
 538         }
 539         else if (parameters[0][0] == '#')
 540         {
 541                 chan = FindChan(parameters[0]);
 542                 if (chan)
 543                 {
 544                         if ((chan->binarymodes & CM_NOEXTERNAL) && (!has_channel(user,chan)))
 545                         {
 546                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 547                                 return;
 548                         }
 549                         if ((chan->binarymodes & CM_MODERATED) && (cstatus(user,chan)<STATUS_VOICE))
 550                         {
 551                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 552                                 return;
 553                         }
 554
 555                         int MOD_RESULT = 0;
 556
 557                         std::string temp = parameters[1];
 558                         FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
 559                         if (MOD_RESULT) {
 560                                 return;
 561                         }
 562                         parameters[1] = (char*)temp.c_str();
 563
 564                         if (temp == "")
 565                         {
 566                                 WriteServ(user->fd,"412 %s No text to send", user->nick);
 567                                 return;
 568                         }
 569
 570                         ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
 571                         FOREACH_MOD OnUserMessage(user,chan,TYPE_CHANNEL,parameters[1]);
 572                 }
 573                 else
 574                 {
 575                         /* no such nick/channel */
 576                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 577                 }
 578                 return;
 579         }
 580
 581         dest = Find(parameters[0]);
 582         if (dest)
 583         {
 584                 if (strcmp(dest->awaymsg,""))
 585                 {
 586                         /* auto respond with aweh msg */
 587                         WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
 588                 }
 589
 590                 int MOD_RESULT = 0;
 591
 592                 std::string temp = parameters[1];
 593                 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
 594                 if (MOD_RESULT) {
 595                         return;
 596                 }
 597                 parameters[1] = (char*)temp.c_str();
 598
 599                 if (dest->fd > -1)
 600                 {
 601                         // direct write, same server
 602                         WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
 603                 }
 604
 605                 FOREACH_MOD OnUserMessage(user,dest,TYPE_USER,parameters[1]);
 606         }
 607         else
 608         {
 609                 /* no such nick/channel */
 610                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 611         }
 612 }
 613
 614 void handle_notice(char **parameters, int pcnt, userrec *user)
 615 {
 616         userrec *dest;
 617         chanrec *chan;
 618
 619         user->idle_lastmsg = TIME;
 620
 621         if (Parser->LoopCall(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
 622                 return;
 623         if (parameters[0][0] == '$')
 624         {
 625                 // notice to server mask
 626                 char* servermask = parameters[0];
 627                 servermask++;
 628                 if (match(Config->ServerName,servermask))
 629                 {
 630                         NoticeAll(user, true, "%s",parameters[1]);
 631                 }
 632                 return;
 633         }
 634         else if (parameters[0][0] == '#')
 635         {
 636                 chan = FindChan(parameters[0]);
 637                 if (chan)
 638                 {
 639                         if ((chan->binarymodes & CM_NOEXTERNAL) && (!has_channel(user,chan)))
 640                         {
 641                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
 642                                 return;
 643                         }
 644                         if ((chan->binarymodes & CM_MODERATED) && (cstatus(user,chan)<STATUS_VOICE))
 645                         {
 646                                 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
 647                                 return;
 648                         }
 649
 650                         int MOD_RESULT = 0;
 651
 652                         std::string temp = parameters[1];
 653                         FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
 654                         if (MOD_RESULT) {
 655                                 return;
 656                         }
 657                         parameters[1] = (char*)temp.c_str();
 658
 659                         if (temp == "")
 660                         {
 661                                 WriteServ(user->fd,"412 %s No text to send", user->nick);
 662                                 return;
 663                         }
 664
 665                         ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
 666
 667                         FOREACH_MOD OnUserNotice(user,chan,TYPE_CHANNEL,parameters[1]);
 668                 }
 669                 else
 670                 {
 671                         /* no such nick/channel */
 672                         WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 673                 }
 674                 return;
 675         }
 676
 677         dest = Find(parameters[0]);
 678         if (dest)
 679         {
 680                 int MOD_RESULT = 0;
 681
 682                 std::string temp = parameters[1];
 683                 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
 684                 if (MOD_RESULT) {
 685                         return;
 686                 }
 687                 parameters[1] = (char*)temp.c_str();
 688
 689                 if (dest->fd > -1)
 690                 {
 691                         // direct write, same server
 692                         WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
 693                 }
 694
 695                 FOREACH_MOD OnUserNotice(user,dest,TYPE_USER,parameters[1]);
 696         }
 697         else
 698         {
 699                 /* no such nick/channel */
 700                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 701         }
 702 }
 703
 704 void handle_server(char **parameters, int pcnt, userrec *user)
 705 {
 706         WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
 707         WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
 708 }
 709
 710 void handle_info(char **parameters, int pcnt, userrec *user)
 711 {
 712         WriteServ(user->fd,"371 %s :. o O (The Inspire Internet Relay Chat Server) O o .",user->nick);
 713         WriteServ(user->fd,"371 %s : ",user->nick);
 714         WriteServ(user->fd,"371 %s :Core developers: Craig Edwards (Brain)",user->nick);
 715         WriteServ(user->fd,"371 %s :                 Craig McLure",user->nick);
 716         WriteServ(user->fd,"371 %s : ",user->nick);
 717         WriteServ(user->fd,"371 %s :Contributors:    typobox43",user->nick);
 718         WriteServ(user->fd,"371 %s :                 w00t",user->nick);
 719         WriteServ(user->fd,"371 %s :                 Om",user->nick);
 720         WriteServ(user->fd,"371 %s :                 Jazza",user->nick);
 721         WriteServ(user->fd,"371 %s : ",user->nick);
 722         WriteServ(user->fd,"371 %s :Testers:         CC",user->nick);
 723         WriteServ(user->fd,"371 %s :                 Om",user->nick);
 724         WriteServ(user->fd,"371 %s :                 Piggles",user->nick);
 725         WriteServ(user->fd,"371 %s :                 Foamy",user->nick);
 726         WriteServ(user->fd,"371 %s :                 Hart",user->nick);
 727         WriteServ(user->fd,"371 %s :                 RageD",user->nick);
 728         WriteServ(user->fd,"371 %s :                 [ed]",user->nick);
 729         WriteServ(user->fd,"371 %s :                 Azhrarn",user->nick);
 730         WriteServ(user->fd,"371 %s :                 nenolod",user->nick);
 731         WriteServ(user->fd,"371 %s :                 luigiman",user->nick);
 732         WriteServ(user->fd,"371 %s :                 Chu",user->nick);
 733         WriteServ(user->fd,"371 %s :                 aquanight",user->nick);
 734         WriteServ(user->fd,"371 %s :                 xptek",user->nick);
 735         WriteServ(user->fd,"371 %s :                 Grantlinks",user->nick);
 736         WriteServ(user->fd,"371 %s :                 Rob",user->nick);
 737         WriteServ(user->fd,"371 %s :                 angelic",user->nick);
 738         WriteServ(user->fd,"371 %s :                 Jason",user->nick);
 739         WriteServ(user->fd,"371 %s :                 ThaPrince",user->nick);
 740         WriteServ(user->fd,"371 %s : ",user->nick);
 741         WriteServ(user->fd,"371 %s :Thanks to irc-junkie and searchirc",user->nick);
 742         WriteServ(user->fd,"371 %s :for the nice comments and the help",user->nick);
 743         WriteServ(user->fd,"371 %s :you gave us in attracting users to",user->nick);
 744         WriteServ(user->fd,"371 %s :this software.",user->nick);
 745         WriteServ(user->fd,"371 %s : ",user->nick);
 746         WriteServ(user->fd,"371 %s :Best experienced with: An IRC client.",user->nick);
 747         FOREACH_MOD OnInfo(user);
 748         WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
 749 }
 750
 751 void handle_time(char **parameters, int pcnt, userrec *user)
 752 {
 753         time_t rawtime;
 754         struct tm * timeinfo;
 755
 756         time(&rawtime);
 757         timeinfo = localtime(&rawtime);
 758         WriteServ(user->fd,"391 %s %s :%s",user->nick,Config->ServerName,asctime(timeinfo));
 759
 760 }
 761
 762 void handle_whois(char **parameters, int pcnt, userrec *user)
 763 {
 764         userrec *dest;
 765         if (Parser->LoopCall(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
 766                 return;
 767         dest = Find(parameters[0]);
 768         if (dest)
 769         {
 770                 do_whois(user,dest,0,0,parameters[0]);
 771         }
 772         else
 773         {
 774                 /* no such nick/channel */
 775                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
 776                 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, parameters[0]);
 777         }
 778 }
 779
 780 void split_chlist(userrec* user, userrec* dest, std::string &cl)
 781 {
 782         std::stringstream channels(cl);
 783         std::string line = "";
 784         std::string cname = "";
 785         while (!channels.eof())
 786         {
 787                 channels >> cname;
 788                 line = line + cname + " ";
 789                 if (line.length() > 400)
 790                 {
 791                         WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, line.c_str());
 792                         line = "";
 793                 }
 794         }
 795         if (line.length())
 796         {
 797                 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, line.c_str());
 798         }
 799 }
 800
 801 void do_whois(userrec* user, userrec* dest,unsigned long signon, unsigned long idle, char* nick)
 802 {
 803         // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
 804         if (dest->registered == 7)
 805         {
 806                 WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
 807                 if ((user == dest) || (strchr(user->modes,'o')))
 808                 {
 809                         WriteServ(user->fd,"378 %s %s :is connecting from *@%s %s",user->nick, dest->nick, dest->host, dest->ip);
 810                 }
 811                 std::string cl = chlist(dest,user);
 812                 if (cl.length())
 813                 {
 814                         if (cl.length() > 400)
 815                         {
 816                                 split_chlist(user,dest,cl);
 817                         }
 818                         else
 819                         {
 820                                 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, cl.c_str());
 821                         }
 822                 }
 823                 WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
 824                 if (*dest->awaymsg)
 825                 {
 826                         WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
 827                 }
 828                 if (strchr(dest->modes,'o'))
 829                 {
 830                         if (*dest->oper)
 831                         {
 832                                 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick, (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Config->Network);
 833                         }
 834                         else
 835                         {
 836                                 WriteServ(user->fd,"313 %s %s :is opered but has an unknown type",user->nick, dest->nick);
 837                         }
 838                 }
 839                 if ((!signon) && (!idle))
 840                 {
 841                         FOREACH_MOD OnWhois(user,dest);
 842                 }
 843                 if (!strcasecmp(user->server,dest->server))
 844                 {
 845                         // idle time and signon line can only be sent if youre on the same server (according to RFC)
 846                         WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-TIME), dest->signon);
 847                 }
 848                 else
 849                 {
 850                         if ((idle) || (signon))
 851                                 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, idle, signon);
 852                 }
 853                 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
 854         }
 855         else
 856         {
 857                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, nick);
 858                 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, nick);
 859         }
 860 }
 861
 862 void handle_quit(char **parameters, int pcnt, userrec *user)
 863 {
 864         user_hash::iterator iter = clientlist.find(user->nick);
 865         char* reason;
 866
 867         if (user->registered == 7)
 868         {
 869                 /* theres more to do here, but for now just close the socket */
 870                 if (pcnt == 1)
 871                 {
 872                         if (parameters[0][0] == ':')
 873                         {
 874                                 *parameters[0]++;
 875                         }
 876                         reason = parameters[0];
 877
 878                         if (strlen(reason)>MAXQUIT)
 879                         {
 880                                 reason[MAXQUIT-1] = '\0';
 881                         }
 882
 883                         /* We should only prefix the quit for a local user. Remote users have
 884                          * already been prefixed, where neccessary, by the upstream server.
 885                          */
 886                         if (user->fd > -1)
 887                         {
 888                                 Write(user->fd,"ERROR :Closing link (%s@%s) [%s%s]",user->ident,user->host,Config->PrefixQuit,parameters[0]);
 889                                 WriteOpers("*** Client exiting: %s!%s@%s [%s%s]",user->nick,user->ident,user->host,Config->PrefixQuit,parameters[0]);
 890                                 WriteCommonExcept(user,"QUIT :%s%s",Config->PrefixQuit,parameters[0]);
 891                         }
 892                         else
 893                         {
 894                                 WriteOpers("*** Client exiting at %s: %s!%s@%s [%s]",user->server,user->nick,user->ident,user->host,parameters[0]);
 895                                 WriteCommonExcept(user,"QUIT :%s",parameters[0]);
 896                         }
 897                         FOREACH_MOD OnUserQuit(user,std::string(Config->PrefixQuit)+std::string(parameters[0]));
 898
 899                 }
 900                 else
 901                 {
 902                         Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
 903                         WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
 904                         WriteCommonExcept(user,"QUIT :Client exited");
 905                         FOREACH_MOD OnUserQuit(user,"Client exited");
 906
 907                 }
 908                 AddWhoWas(user);
 909         }
 910
 911         FOREACH_MOD OnUserDisconnect(user);
 912
 913         /* push the socket on a stack of sockets due to be closed at the next opportunity */
 914         if (user->fd > -1)
 915         {
 916                 SE->DelFd(user->fd);
 917                 if (find(local_users.begin(),local_users.end(),user) != local_users.end())
 918                 {
 919                         log(DEBUG,"Delete local user");
 920                         local_users.erase(find(local_users.begin(),local_users.end(),user));
 921                 }
 922                 user->CloseSocket();
 923         }
 924
 925         if (iter != clientlist.end())
 926         {
 927                 clientlist.erase(iter);
 928         }
 929
 930         if (user->registered == 7) {
 931                 purge_empty_chans(user);
 932         }
 933         if (user->fd > -1)
 934                 fd_ref_table[user->fd] = NULL;
 935         delete user;
 936 }
 937
 938 void handle_who(char **parameters, int pcnt, userrec *user)
 939 {
 940         chanrec* Ptr = NULL;
 941         char tmp[10];
 942
 943         /* theres more to do here, but for now just close the socket */
 944         if (pcnt == 1)
 945         {
 946                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
 947                 {
 948                         if ((user->chans.size()) && (user->chans[0].channel))
 949                         {
 950                                 int n_list = 0;
 951                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 952                                 {
 953                                         Ptr = i->second->chans[0].channel;
 954                                         // suggested by phidjit and FCS
 955                                         if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
 956                                         {
 957                                                 // Bug Fix #29
 958                                                 strcpy(tmp, "");
 959                                                 if (strcmp(i->second->awaymsg, "")) {
 960                                                         strlcat(tmp, "G", 9);
 961                                                 } else {
 962                                                         strlcat(tmp, "H", 9);
 963                                                 }
 964                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
 965                                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, Ptr ? Ptr->name : "*", i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname);
 966                                                 n_list++;
 967                                                 if (n_list > Config->MaxWhoResults)
 968                                                 {
 969                                                         WriteServ(user->fd,"523 %s WHO :Command aborted: More results than configured limit",user->nick);
 970                                                         break;
 971                                                 }
 972                                         }
 973                                 }
 974                         }
 975                         if (Ptr)
 976                         {
 977                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]);
 978                         }
 979                         else
 980                         {
 981                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
 982                         }
 983                         return;
 984                 }
 985                 if (parameters[0][0] == '#')
 986                 {
 987                         Ptr = FindChan(parameters[0]);
 988                         if (Ptr)
 989                         {
 990                                 int n_list = 0;
 991                                 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
 992                                 {
 993                                         if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
 994                                         {
 995                                                 // Fix Bug #29 - Part 2..
 996                                                 strcpy(tmp, "");
 997                                                 if (strcmp(i->second->awaymsg, "")) {
 998                                                         strlcat(tmp, "G", 9);
 999                                                 } else {
1000                                                         strlcat(tmp, "H", 9);
1001                                                 }
1002                                                 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
1003                                                 strlcat(tmp, cmode(i->second, Ptr),5);
1004                                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, Ptr->name, i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname);
1005                                                 n_list++;
1006                                                 if (n_list > Config->MaxWhoResults)
1007                                                 {
1008                                                         WriteServ(user->fd,"523 %s WHO :Command aborted: More results than configured limit",user->nick);
1009                                                         break;
1010                                                 }
1011
1012                                         }
1013                                 }
1014                                 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1015                         }
1016                         else
1017                         {
1018                                 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
1019                         }
1020                 }
1021                 else
1022                 {
1023                         userrec* u = Find(parameters[0]);
1024                         if (u)
1025                         {
1026                                 // Bug Fix #29 -- Part 29..
1027                                 strcpy(tmp, "");
1028                                 if (strcmp(u->awaymsg, "")) {
1029                                         strlcat(tmp, "G" ,9);
1030                                 } else {
1031                                         strlcat(tmp, "H" ,9);
1032                                 }
1033                                 if (strchr(u->modes,'o')) { strlcat(tmp, "*" ,9); }
1034                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->chans.size() ? u->chans[0].channel->name
1035                                 : "*", u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
1036                         }
1037                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1038                 }
1039         }
1040         if (pcnt == 2)
1041         {
1042                 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
1043                 {
1044                         for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
1045                         {
1046                                 // If i were a rich man.. I wouldn't need to me making these bugfixes..
1047                                 // But i'm a poor bastard with nothing better to do.
1048                                 userrec* oper = *i;
1049                                 strcpy(tmp, "");
1050                                 if (strcmp(oper->awaymsg, "")) {
1051                                         strlcat(tmp, "G" ,9);
1052                                 } else {
1053                                         strlcat(tmp, "H" ,9);
1054                                 }
1055                                 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s", user->nick, oper->chans.size() ? oper->chans[0].channel->name
1056                                 : "*", oper->ident, oper->dhost, oper->server, oper->nick, tmp, oper->fullname);
1057                         }
1058                         WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1059                         return;
1060                 }
1061         }
1062 }
1063
1064 void handle_wallops(char **parameters, int pcnt, userrec *user)
1065 {
1066         WriteWallOps(user,false,"%s",parameters[0]);
1067         FOREACH_MOD OnWallops(user,parameters[0]);
1068 }
1069
1070 void handle_list(char **parameters, int pcnt, userrec *user)
1071 {
1072         WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
1073         for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
1074         {
1075                 // if the channel is not private/secret, OR the user is on the channel anyway
1076                 if (((!(i->second->binarymodes & CM_PRIVATE)) && (!(i->second->binarymodes & CM_SECRET))) || (has_channel(user,i->second)))
1077                 {
1078                         WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
1079                 }
1080         }
1081         WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
1082 }
1083
1084
1085 void handle_rehash(char **parameters, int pcnt, userrec *user)
1086 {
1087         WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
1088         std::string parameter = "";
1089         if (pcnt)
1090         {
1091                 parameter = parameters[0];
1092         }
1093         else
1094         {
1095                 WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
1096                 Config->Read(false,user);
1097         }
1098         FOREACH_MOD OnRehash(parameter);
1099 }
1100
1101 void handle_lusers(char **parameters, int pcnt, userrec *user)
1102 {
1103         // this lusers command shows one server at all times because
1104         // a protocol module must override it to show those stats.
1105         WriteServ(user->fd,"251 %s :There are %d users and %d invisible on 1 server",user->nick,usercnt()-usercount_invisible(),usercount_invisible());
1106         WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1107         WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1108         WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1109         WriteServ(user->fd,"254 %s :I have %d clients and 0 servers",user->nick,local_count());
1110 }
1111
1112 void handle_admin(char **parameters, int pcnt, userrec *user)
1113 {
1114         WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,Config->ServerName);
1115         WriteServ(user->fd,"257 %s :Name     - %s",user->nick,Config->AdminName);
1116         WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,Config->AdminNick);
1117         WriteServ(user->fd,"258 %s :E-Mail   - %s",user->nick,Config->AdminEmail);
1118 }
1119
1120 void handle_ping(char **parameters, int pcnt, userrec *user)
1121 {
1122         WriteServ(user->fd,"PONG %s :%s",Config->ServerName,parameters[0]);
1123 }
1124
1125 void handle_pong(char **parameters, int pcnt, userrec *user)
1126 {
1127         // set the user as alive so they survive to next ping
1128         user->lastping = 1;
1129 }
1130
1131 void handle_motd(char **parameters, int pcnt, userrec *user)
1132 {
1133         ShowMOTD(user);
1134 }
1135
1136 void handle_rules(char **parameters, int pcnt, userrec *user)
1137 {
1138         ShowRULES(user);
1139 }
1140
1141 void handle_user(char **parameters, int pcnt, userrec *user)
1142 {
1143         if (user->registered < 3)
1144         {
1145                 if (isident(parameters[0]) == 0) {
1146                         // This kinda Sucks, According to the RFC thou, its either this,
1147                         // or "You have already registered" :p -- Craig
1148                         WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1149                 }
1150                 else {
1151                         /* We're not checking ident, but I'm not sure I like the idea of '~' prefixing.. */
1152                         /* XXX - Should this IDENTMAX + 1 be IDENTMAX - 1? Ok, users.h has it defined as
1153                          * char ident[IDENTMAX+2]; - WTF?
1154                          */
1155                         snprintf(user->ident, IDENTMAX+1, "~%s", parameters[0]);
1156                         strlcpy(user->fullname,parameters[3],MAXGECOS);
1157                         user->registered = (user->registered | 1);
1158                 }
1159         }
1160         else
1161         {
1162                 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1163                 return;
1164         }
1165         /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1166         if (user->registered == 3)
1167         {
1168                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1169                 FOREACH_MOD OnUserRegister(user);
1170                 ConnectUser(user);
1171         }
1172 }
1173
1174 void handle_userhost(char **parameters, int pcnt, userrec *user)
1175 {
1176         char Return[MAXBUF],junk[MAXBUF];
1177         snprintf(Return,MAXBUF,"302 %s :",user->nick);
1178         for (int i = 0; i < pcnt; i++)
1179         {
1180                 userrec *u = Find(parameters[i]);
1181                 if (u)
1182                 {
1183                         if (strchr(u->modes,'o'))
1184                         {
1185                                 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1186                                 strlcat(Return,junk,MAXBUF);
1187                         }
1188                         else
1189                         {
1190                                 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1191                                 strlcat(Return,junk,MAXBUF);
1192                         }
1193                 }
1194         }
1195         WriteServ(user->fd,Return);
1196 }
1197
1198
1199 void handle_ison(char **parameters, int pcnt, userrec *user)
1200 {
1201         char Return[MAXBUF];
1202         snprintf(Return,MAXBUF,"303 %s :",user->nick);
1203         for (int i = 0; i < pcnt; i++)
1204         {
1205                 userrec *u = Find(parameters[i]);
1206                 if (u)
1207                 {
1208                         strlcat(Return,u->nick,MAXBUF);
1209                         strlcat(Return," ",MAXBUF);
1210                 }
1211         }
1212         WriteServ(user->fd,Return);
1213 }
1214
1215
1216 void handle_away(char **parameters, int pcnt, userrec *user)
1217 {
1218         if (pcnt)
1219         {
1220                 strlcpy(user->awaymsg,parameters[0],MAXAWAY);
1221                 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1222         }
1223         else
1224         {
1225                 strlcpy(user->awaymsg,"",MAXAWAY);
1226                 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1227         }
1228 }
1229
1230 void handle_whowas(char **parameters, int pcnt, userrec* user)
1231 {
1232         whowas_hash::iterator i = whowas.find(parameters[0]);
1233
1234         if (i == whowas.end())
1235         {
1236                 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1237                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1238         }
1239         else
1240         {
1241                 time_t rawtime = i->second->signon;
1242                 tm *timeinfo;
1243                 char b[MAXBUF];
1244
1245                 timeinfo = localtime(&rawtime);
1246                 strlcpy(b,asctime(timeinfo),MAXBUF);
1247                 b[strlen(b)-1] = '\0';
1248
1249                 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1250                 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1251                 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1252         }
1253
1254 }
1255
1256 void handle_trace(char **parameters, int pcnt, userrec *user)
1257 {
1258         for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1259         {
1260                 if (i->second)
1261                 {
1262                         if (isnick(i->second->nick))
1263                         {
1264                                 if (strchr(i->second->modes,'o'))
1265                                 {
1266                                         WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1267                                 }
1268                                 else
1269                                 {
1270                                         WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1271                                 }
1272                         }
1273                         else
1274                         {
1275                                 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1276                         }
1277                 }
1278         }
1279 }
1280
1281 void handle_modules(char **parameters, int pcnt, userrec *user)
1282 {
1283         for (unsigned int i = 0; i < Config->module_names.size(); i++)
1284         {
1285                 Version V = modules[i]->GetVersion();
1286                 char modulename[MAXBUF];
1287                 char flagstate[MAXBUF];
1288                 strcpy(flagstate,"");
1289                 if (V.Flags & VF_STATIC)
1290                         strlcat(flagstate,", static",MAXBUF);
1291                 if (V.Flags & VF_VENDOR)
1292                         strlcat(flagstate,", vendor",MAXBUF);
1293                 if (V.Flags & VF_COMMON)
1294                         strlcat(flagstate,", common",MAXBUF);
1295                 if (V.Flags & VF_SERVICEPROVIDER)
1296                         strlcat(flagstate,", service provider",MAXBUF);
1297                 if (!flagstate[0])
1298                         strcpy(flagstate,"  <no flags>");
1299                 strlcpy(modulename,Config->module_names[i].c_str(),256);
1300                 if (strchr(user->modes,'o'))
1301                 {
1302                         WriteServ(user->fd,"900 %s :0x%08lx %d.%d.%d.%d %s (%s)",user->nick,modules[i],V.Major,V.Minor,V.Revision,V.Build,CleanFilename(modulename),flagstate+2);
1303                 }
1304                 else
1305                 {
1306                         WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulename));
1307                 }
1308         }
1309         WriteServ(user->fd,"901 %s :End of MODULES list",user->nick);
1310 }
1311
1312 void handle_stats(char **parameters, int pcnt, userrec *user)
1313 {
1314         if (pcnt != 1)
1315         {
1316                 return;
1317         }
1318         if (strlen(parameters[0])>1)
1319         {
1320                 /* make the stats query 1 character long */
1321                 parameters[0][1] = '\0';
1322         }
1323
1324
1325         FOREACH_MOD OnStats(*parameters[0]);
1326
1327         if (*parameters[0] == 'c')
1328         {
1329                 /* This stats symbol must be handled by a linking module */
1330         }
1331
1332         if (*parameters[0] == 'i')
1333         {
1334                 int idx = 0;
1335                 for (ClassVector::iterator i = Config->Classes.begin(); i != Config->Classes.end(); i++)
1336                 {
1337                         WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,Config->ServerName);
1338                         idx++;
1339                 }
1340         }
1341
1342         if (*parameters[0] == 'y')
1343         {
1344                 int idx = 0;
1345                 for (ClassVector::iterator i = Config->Classes.begin(); i != Config->Classes.end(); i++)
1346                 {
1347                         WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1348                         idx++;
1349                 }
1350         }
1351
1352         if (*parameters[0] == 'U')
1353         {
1354                 char ulined[MAXBUF];
1355                 for (int i = 0; i < Config->ConfValueEnum("uline",&Config->config_f); i++)
1356                 {
1357                         Config->ConfValue("uline","server",i,ulined,&Config->config_f);
1358                         WriteServ(user->fd,"248 %s U %s",user->nick,ulined);
1359                 }
1360         }
1361
1362         if (*parameters[0] == 'P')
1363         {
1364                 int idx = 0;
1365                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1366                 {
1367                         if (strchr(i->second->modes,'o'))
1368                         {
1369                                 WriteServ(user->fd,"249 %s :%s (%s@%s) Idle: %d",user->nick,i->second->nick,i->second->ident,i->second->dhost,(TIME - i->second->idle_lastmsg));
1370                                 idx++;
1371                         }
1372                 }
1373                 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1374         }
1375
1376         if (*parameters[0] == 'k')
1377         {
1378                 stats_k(user);
1379         }
1380
1381         if (*parameters[0] == 'g')
1382         {
1383                 stats_g(user);
1384         }
1385
1386         if (*parameters[0] == 'q')
1387         {
1388                 stats_q(user);
1389         }
1390
1391         if (*parameters[0] == 'Z')
1392         {
1393                 stats_z(user);
1394         }
1395
1396         if (*parameters[0] == 'e')
1397         {
1398                 stats_e(user);
1399         }
1400
1401         /* stats m (list number of times each command has been used, plus bytecount) */
1402         if (*parameters[0] == 'm')
1403         {
1404                 for (unsigned int i = 0; i < Parser->cmdlist.size(); i++)
1405                 {
1406                         if (Parser->cmdlist[i].handler_function)
1407                         {
1408                                 if (Parser->cmdlist[i].use_count)
1409                                 {
1410                                         /* RPL_STATSCOMMANDS */
1411                                         WriteServ(user->fd,"212 %s %s %d %d",user->nick,Parser->cmdlist[i].command,Parser->cmdlist[i].use_count,Parser->cmdlist[i].total_bytes);
1412                                 }
1413                         }
1414                 }
1415
1416         }
1417
1418         /* stats z (debug and memory info) */
1419         if (*parameters[0] == 'z')
1420         {
1421                 rusage R;
1422                 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1423                 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1424                 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,Parser->cmdlist.size(),Parser->cmdlist.size()*sizeof(command_t));
1425                 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,Config->MOTD.size(),Config->RULES.size());
1426                 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1427                 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1428                 if (!getrusage(RUSAGE_SELF,&R))
1429                 {
1430                         WriteServ(user->fd,"249 %s :Total allocation: %luK (0x%lx)",user->nick,R.ru_maxrss,R.ru_maxrss);
1431                         WriteServ(user->fd,"249 %s :Signals:          %lu  (0x%lx)",user->nick,R.ru_nsignals,R.ru_nsignals);
1432                         WriteServ(user->fd,"249 %s :Page faults:      %lu  (0x%lx)",user->nick,R.ru_majflt,R.ru_majflt);
1433                         WriteServ(user->fd,"249 %s :Swaps:            %lu  (0x%lx)",user->nick,R.ru_nswap,R.ru_nswap);
1434                         WriteServ(user->fd,"249 %s :Context Switches: %lu  (0x%lx)",user->nick,R.ru_nvcsw+R.ru_nivcsw,R.ru_nvcsw+R.ru_nivcsw);
1435                 }
1436         }
1437
1438         if (*parameters[0] == 'T')
1439         {
1440                 WriteServ(user->fd,"249 Brain :accepts %d refused %d",stats->statsAccept,stats->statsRefused);
1441                 WriteServ(user->fd,"249 Brain :unknown commands %d",stats->statsUnknown);
1442                 WriteServ(user->fd,"249 Brain :nick collisions %d",stats->statsCollisions);
1443                 WriteServ(user->fd,"249 Brain :dns requests %d succeeded %d failed %d",stats->statsDns,stats->statsDnsGood,stats->statsDnsBad);
1444                 WriteServ(user->fd,"249 Brain :connections %d",stats->statsConnects);
1445                 WriteServ(user->fd,"249 Brain :bytes sent %dK recv %dK",(stats->statsSent / 1024),(stats->statsRecv / 1024));
1446         }
1447
1448         /* stats o */
1449         if (*parameters[0] == 'o')
1450         {
1451                 for (int i = 0; i < Config->ConfValueEnum("oper",&Config->config_f); i++)
1452                 {
1453                         char LoginName[MAXBUF];
1454                         char HostName[MAXBUF];
1455                         char OperType[MAXBUF];
1456                         Config->ConfValue("oper","name",i,LoginName,&Config->config_f);
1457                         Config->ConfValue("oper","host",i,HostName,&Config->config_f);
1458                         Config->ConfValue("oper","type",i,OperType,&Config->config_f);
1459                         WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1460                 }
1461         }
1462
1463         /* stats l (show user I/O stats) */
1464         if (*parameters[0] == 'l')
1465         {
1466                 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1467                 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1468                 {
1469                         if (isnick(i->second->nick))
1470                         {
1471                                 WriteServ(user->fd,"211 %s :%s:%d %s %d %d %d %d",user->nick,i->second->server,i->second->port,i->second->nick,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
1472                         }
1473                         else
1474                         {
1475                                 WriteServ(user->fd,"211 %s :%s:%d (unknown@%d) %d %d %d %d",user->nick,i->second->server,i->second->port,i->second->fd,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
1476                         }
1477
1478                 }
1479         }
1480
1481         /* stats u (show server uptime) */
1482         if (*parameters[0] == 'u')
1483         {
1484                 time_t current_time = 0;
1485                 current_time = TIME;
1486                 time_t server_uptime = current_time - ServerInstance->startup_time;
1487                 struct tm* stime;
1488                 stime = gmtime(&server_uptime);
1489                 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1490                  * Craig suggested this, and it seemed a good idea so in it went */
1491                 if (stime->tm_year > 70)
1492                 {
1493                         WriteServ(user->fd,"242 %s :Server up %d years, %d days, %.2d:%.2d:%.2d",user->nick,(stime->tm_year-70),stime->tm_yday,stime->tm_hour,stime->tm_min,stime->tm_sec);
1494                 }
1495                 else
1496                 {
1497                         WriteServ(user->fd,"242 %s :Server up %d days, %.2d:%.2d:%.2d",user->nick,stime->tm_yday,stime->tm_hour,stime->tm_min,stime->tm_sec);
1498                 }
1499         }
1500
1501         WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1502         WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1503
1504 }
1505
1506
1507 void handle_connect(char **parameters, int pcnt, userrec *user)
1508 {
1509 }
1510
1511 void handle_squit(char **parameters, int pcnt, userrec *user)
1512 {
1513 }
1514
1515 void handle_links(char **parameters, int pcnt, userrec *user)
1516 {
1517         WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,Config->ServerName,Config->ServerName,Config->ServerDesc);
1518         WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1519 }
1520
1521 void handle_map(char **parameters, int pcnt, userrec *user)
1522 {
1523         // as with /LUSERS this does nothing without a linking
1524         // module to override its behaviour and display something
1525         // better.
1526         WriteServ(user->fd,"006 %s :%s",user->nick,Config->ServerName);
1527         WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1528 }
1529
1530 bool is_uline(const char* server)
1531 {
1532         char ServName[MAXBUF];
1533
1534         if (!server)
1535                 return false;
1536         if (!(*server))
1537                 return true;
1538
1539         for (int i = 0; i < Config->ConfValueEnum("uline",&Config->config_f); i++)
1540         {
1541                 Config->ConfValue("uline","server",i,ServName,&Config->config_f);
1542                 if (!strcasecmp(server,ServName))
1543                 {
1544                         return true;
1545                 }
1546         }
1547         return false;
1548 }
1549 int operstrcmp(char* data,char* input)
1550 {
1551         int MOD_RESULT = 0;
1552         FOREACH_RESULT(OnOperCompare(data,input))
1553         log(DEBUG,"operstrcmp: %d",MOD_RESULT);
1554         if (MOD_RESULT == 1)
1555                 return 0;
1556         if (MOD_RESULT == -1)
1557                 return 1;
1558         log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
1559         return strcmp(data,input);
1560 }
1561
1562 void handle_oper(char **parameters, int pcnt, userrec *user)
1563 {
1564         char LoginName[MAXBUF];
1565         char Password[MAXBUF];
1566         char OperType[MAXBUF];
1567         char TypeName[MAXBUF];
1568         char HostName[MAXBUF];
1569         char TheHost[MAXBUF];
1570         int j;
1571         bool found = false;
1572         bool fail2 = false;
1573
1574         snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host);
1575
1576         for (int i = 0; i < Config->ConfValueEnum("oper",&Config->config_f); i++)
1577         {
1578                 Config->ConfValue("oper","name",i,LoginName,&Config->config_f);
1579                 Config->ConfValue("oper","password",i,Password,&Config->config_f);
1580                 Config->ConfValue("oper","type",i,OperType,&Config->config_f);
1581                 Config->ConfValue("oper","host",i,HostName,&Config->config_f);
1582                 if ((!strcmp(LoginName,parameters[0])) && (!operstrcmp(Password,parameters[1])) && (match(TheHost,HostName)))
1583                 {
1584                         fail2 = true;
1585                         for (j =0; j < Config->ConfValueEnum("type",&Config->config_f); j++)
1586                         {
1587                                 Config->ConfValue("type","name",j,TypeName,&Config->config_f);
1588
1589                                 if (!strcmp(TypeName,OperType))
1590                                 {
1591                                         /* found this oper's opertype */
1592                                         Config->ConfValue("type","host",j,HostName,&Config->config_f);
1593                                         if (*HostName)
1594                                                 ChangeDisplayedHost(user,HostName);
1595                                         strlcpy(user->oper,TypeName,NICKMAX);
1596                                         found = true;
1597                                         fail2 = false;
1598                                         break;
1599                                 }
1600                         }
1601                 }
1602                 if (found)
1603                         break;
1604         }
1605         if (found)
1606         {
1607                 /* correct oper credentials */
1608                 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1609                 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1610                 if (!strchr(user->modes,'o'))
1611                 {
1612                         strcat(user->modes,"o");
1613                         WriteServ(user->fd,"MODE %s :+o",user->nick);
1614                         FOREACH_MOD OnOper(user,OperType);
1615                         log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
1616                         AddOper(user);
1617                 }
1618         }
1619         else
1620         {
1621                 if (!fail2)
1622                 {
1623                         WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1624                         WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1625                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.",user->nick,user->ident,user->host);
1626                 }
1627                 else
1628                 {
1629                         WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1630                         WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1631                         log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host);
1632                 }
1633         }
1634         return;
1635 }
1636
1637 void handle_nick(char **parameters, int pcnt, userrec *user)
1638 {
1639         if (pcnt < 1)
1640         {
1641                 log(DEBUG,"not enough params for handle_nick");
1642                 return;
1643         }
1644         if (!parameters[0])
1645         {
1646                 log(DEBUG,"invalid parameter passed to handle_nick");
1647                 return;
1648         }
1649         if (!parameters[0][0])
1650         {
1651                 log(DEBUG,"zero length new nick passed to handle_nick");
1652                 return;
1653         }
1654         if (!user)
1655         {
1656                 log(DEBUG,"invalid user passed to handle_nick");
1657                 return;
1658         }
1659         if (!user->nick)
1660         {
1661                 log(DEBUG,"invalid old nick passed to handle_nick");
1662                 return;
1663         }
1664         if (!strcasecmp(user->nick,parameters[0]))
1665         {
1666                 log(DEBUG,"old nick is new nick, skipping");
1667                 return;
1668         }
1669         else
1670         {
1671                 if (strlen(parameters[0]) > 1)
1672                 {
1673                         if (parameters[0][0] == ':')
1674                         {
1675                                 *parameters[0]++;
1676                         }
1677                 }
1678                 if (matches_qline(parameters[0]))
1679                 {
1680                         WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1681                         WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1682                         return;
1683                 }
1684                 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1685                 {
1686                         WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1687                         return;
1688                 }
1689         }
1690         if (isnick(parameters[0]) == 0)
1691         {
1692                 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1693                 return;
1694         }
1695
1696         if (user->registered == 7)
1697         {
1698                 int MOD_RESULT = 0;
1699                 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1700                 if (MOD_RESULT) {
1701                         // if a module returns true, the nick change is silently forbidden.
1702                         return;
1703                 }
1704
1705                 WriteCommon(user,"NICK %s",parameters[0]);
1706
1707         }
1708
1709         char oldnick[NICKMAX];
1710         strlcpy(oldnick,user->nick,NICKMAX);
1711
1712         /* change the nick of the user in the users_hash */
1713         user = ReHashNick(user->nick, parameters[0]);
1714         /* actually change the nick within the record */
1715         if (!user) return;
1716         if (!user->nick) return;
1717
1718         strlcpy(user->nick, parameters[0],NICKMAX);
1719
1720         log(DEBUG,"new nick set: %s",user->nick);
1721
1722         if (user->registered < 3)
1723         {
1724                 user->registered = (user->registered | 2);
1725                 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1726                 // and unless we're lucky we'll get a duff one later on.
1727                 //user->dns_done = (!lookup_dns(user->nick));
1728                 //if (user->dns_done)
1729                 //      log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1730
1731 #ifdef THREADED_DNS
1732                 // initialize their dns lookup thread
1733                 if (pthread_create(&user->dnsthread, NULL, dns_task, (void *)user) != 0)
1734                 {
1735                         log(DEBUG,"Failed to create DNS lookup thread for user %s",user->nick);
1736                 }
1737 #else
1738                 user->dns_done = (!lookup_dns(user->nick));
1739                 if (user->dns_done)
1740                         log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1741 #endif
1742
1743         }
1744         if (user->registered == 3)
1745         {
1746                 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1747                 FOREACH_MOD OnUserRegister(user);
1748                 ConnectUser(user);
1749         }
1750         if (user->registered == 7)
1751         {
1752                 FOREACH_MOD OnUserPostNick(user,oldnick);
1753         }
1754 }
1755
1756 long duration(const char* str)
1757 {
1758         char n_field[MAXBUF];
1759         long total = 0;
1760         const char* str_end = str + strlen(str);
1761         n_field[0] = 0;
1762
1763         if ((!strchr(str,'s')) && (!strchr(str,'m')) && (!strchr(str,'h')) && (!strchr(str,'d')) && (!strchr(str,'w')) && (!strchr(str,'y')))
1764         {
1765                 std::string n = str;
1766                 n = n + "s";
1767                 return duration(n.c_str());
1768         }
1769
1770         for (char* i = (char*)str; i < str_end; i++)
1771         {
1772                 // if we have digits, build up a string for the value in n_field,
1773                 // up to 10 digits in size.
1774                 if ((*i >= '0') && (*i <= '9'))
1775                 {
1776                         strlcat(n_field,i,10);
1777                 }
1778                 else
1779                 {
1780                         // we dont have a digit, check for numeric tokens
1781                         switch (tolower(*i))
1782                         {
1783                                 case 's':
1784                                         total += atoi(n_field);
1785                                 break;
1786
1787                                 case 'm':
1788                                         total += (atoi(n_field)*duration_m);
1789                                 break;
1790
1791                                 case 'h':
1792                                         total += (atoi(n_field)*duration_h);
1793                                 break;
1794
1795                                 case 'd':
1796                                         total += (atoi(n_field)*duration_d);
1797                                 break;
1798
1799                                 case 'w':
1800                                         total += (atoi(n_field)*duration_w);
1801                                 break;
1802
1803                                 case 'y':
1804                                         total += (atoi(n_field)*duration_y);
1805                                 break;
1806                         }
1807                         n_field[0] = 0;
1808                 }
1809         }
1810         // add trailing seconds
1811         total += atoi(n_field);
1812
1813         return total;
1814 }
1815
1816 /* All other ircds when doing this check usually just look for a string of *@* or *. We're smarter than that, though. */
1817
1818 bool host_matches_everyone(std::string mask, userrec* user)
1819 {
1820         char insanemasks[MAXBUF];
1821         char buffer[MAXBUF];
1822         char itrigger[MAXBUF];
1823         Config->ConfValue("insane","hostmasks",0,insanemasks,&Config->config_f);
1824         Config->ConfValue("insane","trigger",0,itrigger,&Config->config_f);
1825         if (*itrigger == 0)
1826                 strlcpy(itrigger,"95.5",MAXBUF);
1827         if ((*insanemasks == 'y') || (*insanemasks == 't') || (*insanemasks == '1'))
1828                 return false;
1829         long matches = 0;
1830         for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
1831         {
1832                 strlcpy(buffer,u->second->ident,MAXBUF);
1833                 strlcat(buffer,"@",MAXBUF);
1834                 strlcat(buffer,u->second->host,MAXBUF);
1835                 if (match(buffer,mask.c_str()))
1836                         matches++;
1837         }
1838         float percent = ((float)matches / (float)clientlist.size()) * 100;
1839         if (percent > (float)atof(itrigger))
1840         {
1841                 WriteOpers("*** \2WARNING\2: %s tried to set a G/K/E line mask of %s, which covers %.2f%% of the network!",user->nick,mask.c_str(),percent);
1842                 return true;
1843         }
1844         return false;
1845 }
1846
1847 bool ip_matches_everyone(std::string ip, userrec* user)
1848 {
1849         char insanemasks[MAXBUF];
1850         char itrigger[MAXBUF];
1851         Config->ConfValue("insane","ipmasks",0,insanemasks,&Config->config_f);
1852         Config->ConfValue("insane","trigger",0,itrigger,&Config->config_f);
1853         if (*itrigger == 0)
1854                 strlcpy(itrigger,"95.5",MAXBUF);
1855         if ((*insanemasks == 'y') || (*insanemasks == 't') || (*insanemasks == '1'))
1856                 return false;
1857         long matches = 0;
1858         for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
1859         {
1860                 if (match(u->second->ip,ip.c_str()))
1861                         matches++;
1862         }
1863         float percent = ((float)matches / (float)clientlist.size()) * 100;
1864         if (percent > (float)atof(itrigger))
1865         {
1866                 WriteOpers("*** \2WARNING\2: %s tried to set a Z line mask of %s, which covers %.2f%% of the network!",user->nick,ip.c_str(),percent);
1867                 return true;
1868         }
1869         return false;
1870 }
1871
1872 bool nick_matches_everyone(std::string nick, userrec* user)
1873 {
1874         char insanemasks[MAXBUF];
1875         char itrigger[MAXBUF];
1876         Config->ConfValue("insane","nickmasks",0,insanemasks,&Config->config_f);
1877         Config->ConfValue("insane","trigger",0,itrigger,&Config->config_f);
1878         if (*itrigger == 0)
1879                 strlcpy(itrigger,"95.5",MAXBUF);
1880         if ((*insanemasks == 'y') || (*insanemasks == 't') || (*insanemasks == '1'))
1881                 return false;
1882         long matches = 0;
1883         for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
1884         {
1885                 if (match(u->second->nick,nick.c_str()))
1886                         matches++;
1887         }
1888         float percent = ((float)matches / (float)clientlist.size()) * 100;
1889         if (percent > (float)atof(itrigger))
1890         {
1891                 WriteOpers("*** \2WARNING\2: %s tried to set a Q line mask of %s, which covers %.2f%% of the network!",user->nick,nick.c_str(),percent);
1892                 return true;
1893         }
1894         return false;
1895 }
1896
1897 void handle_kline(char **parameters, int pcnt, userrec *user)
1898 {
1899         if (pcnt >= 3)
1900         {
1901                 if (host_matches_everyone(parameters[0],user))
1902                         return;
1903                 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
1904                 FOREACH_MOD OnAddKLine(duration(parameters[1]), user, parameters[2], parameters[0]);
1905                 if (!duration(parameters[1]))
1906                 {
1907                         WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
1908                 }
1909                 else
1910                 {
1911                         WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
1912                 }
1913                 apply_lines(APPLY_KLINES);
1914         }
1915         else
1916         {
1917                 if (del_kline(parameters[0]))
1918                 {
1919                         FOREACH_MOD OnDelKLine(user, parameters[0]);
1920                         WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
1921                 }
1922                 else
1923                 {
1924                         WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
1925                 }
1926         }
1927 }
1928
1929 void handle_eline(char **parameters, int pcnt, userrec *user)
1930 {
1931         if (pcnt >= 3)
1932         {
1933                 if (host_matches_everyone(parameters[0],user))
1934                         return;
1935                 add_eline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
1936                 FOREACH_MOD OnAddELine(duration(parameters[1]), user, parameters[2], parameters[0]);
1937                 if (!duration(parameters[1]))
1938                 {
1939                         WriteOpers("*** %s added permenant E-line for %s.",user->nick,parameters[0]);
1940                 }
1941                 else
1942                 {
1943                         WriteOpers("*** %s added timed E-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
1944                 }
1945         }
1946         else
1947         {
1948                 if (del_eline(parameters[0]))
1949                 {
1950                         FOREACH_MOD OnDelELine(user, parameters[0]);
1951                         WriteOpers("*** %s Removed E-line on %s.",user->nick,parameters[0]);
1952                 }
1953                 else
1954                 {
1955                         WriteServ(user->fd,"NOTICE %s :*** E-Line %s not found in list, try /stats e.",user->nick,parameters[0]);
1956                 }
1957         }
1958         // no need to apply the lines for an eline
1959 }
1960
1961 void handle_gline(char **parameters, int pcnt, userrec *user)
1962 {
1963         if (pcnt >= 3)
1964         {
1965                 if (host_matches_everyone(parameters[0],user))
1966                         return;
1967                 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
1968                 FOREACH_MOD OnAddGLine(duration(parameters[1]), user, parameters[2], parameters[0]);
1969                 if (!duration(parameters[1]))
1970                 {
1971                         WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
1972                 }
1973                 else
1974                 {
1975                         WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
1976                 }
1977                 apply_lines(APPLY_GLINES);
1978         }
1979         else
1980         {
1981                 if (del_gline(parameters[0]))
1982                 {
1983                         FOREACH_MOD OnDelGLine(user, parameters[0]);
1984                         WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
1985                 }
1986                 else
1987                 {
1988                         WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
1989                 }
1990         }
1991 }
1992
1993 void handle_zline(char **parameters, int pcnt, userrec *user)
1994 {
1995         if (pcnt >= 3)
1996         {
1997                 if (strchr(parameters[0],'@'))
1998                 {
1999                         WriteServ(user->fd,"NOTICE %s :*** You cannot include a username in a zline, a zline must ban only an IP mask",user->nick);
2000                         return;
2001                 }
2002                 if (ip_matches_everyone(parameters[0],user))
2003                         return;
2004                 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
2005                 FOREACH_MOD OnAddZLine(duration(parameters[1]), user, parameters[2], parameters[0]);
2006                 if (!duration(parameters[1]))
2007                 {
2008                         WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
2009                 }
2010                 else
2011                 {
2012                         WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
2013                 }
2014                 apply_lines(APPLY_ZLINES);
2015         }
2016         else
2017         {
2018                 if (del_zline(parameters[0]))
2019                 {
2020                         FOREACH_MOD OnDelZLine(user, parameters[0]);
2021                         WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
2022                 }
2023                 else
2024                 {
2025                         WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
2026                 }
2027         }
2028 }
2029
2030 void handle_qline(char **parameters, int pcnt, userrec *user)
2031 {
2032         if (pcnt >= 3)
2033         {
2034                 if (nick_matches_everyone(parameters[0],user))
2035                         return;
2036                 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
2037                 FOREACH_MOD OnAddQLine(duration(parameters[1]), user, parameters[2], parameters[0]);
2038                 if (!duration(parameters[1]))
2039                 {
2040                         WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
2041                 }
2042                 else
2043                 {
2044                         WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
2045                 }
2046                 apply_lines(APPLY_QLINES);
2047         }
2048         else
2049         {
2050                 if (del_qline(parameters[0]))
2051                 {
2052                         FOREACH_MOD OnDelQLine(user, parameters[0]);
2053                         WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
2054                 }
2055                 else
2056                 {
2057                         WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats q.",user->nick,parameters[0]);
2058                 }
2059         }
2060 }
2061
2062 void handle_version(char **parameters, int pcnt, userrec *user)
2063 {
2064                 WriteServ(user->fd,"351 %s :%s",user->nick,ServerInstance->GetVersionString().c_str());
2065 }
2066