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