src/command_parse.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 using namespace std;
  18
  19 #include "inspircd_config.h"
  20 #include "inspircd.h"
  21 #include "inspircd_io.h"
  22 #include <unistd.h>
  23 #include <fcntl.h>
  24 #include <sys/errno.h>
  25 #include <sys/ioctl.h>
  26 #include <sys/utsname.h>
  27 #include <time.h>
  28 #include <string>
  29 #ifdef GCC3
  30 #include <ext/hash_map>
  31 #else
  32 #include <hash_map>
  33 #endif
  34 #include <map>
  35 #include <sstream>
  36 #include <vector>
  37 #include <deque>
  38 #include <sched.h>
  39 #ifdef THREADED_DNS
  40 #include <pthread.h>
  41 #endif
  42 #include "users.h"
  43 #include "globals.h"
  44 #include "modules.h"
  45 #include "dynamic.h"
  46 #include "wildcard.h"
  47 #include "message.h"
  48 #include "mode.h"
  49 #include "commands.h"
  50 #include "xline.h"
  51 #include "inspstring.h"
  52 #include "dnsqueue.h"
  53 #include "helperfuncs.h"
  54 #include "hashcomp.h"
  55 #include "socketengine.h"
  56 #include "userprocess.h"
  57 #include "socket.h"
  58 #include "dns.h"
  59 #include "typedefs.h"
  60 #include "command_parse.h"
  61 #include "ctables.h"
  62
  63 #ifdef GCC3
  64 #define nspace __gnu_cxx
  65 #else
  66 #define nspace std
  67 #endif
  68
  69
  70 extern InspIRCd* ServerInstance;
  71
  72 extern std::vector<Module*> modules;
  73 extern std::vector<ircd_module*> factory;
  74 extern std::vector<InspSocket*> module_sockets;
  75 extern std::vector<userrec*> local_users;
  76
  77 extern int MODCOUNT;
  78 extern InspSocket* socket_ref[MAX_DESCRIPTORS];
  79 extern time_t TIME;
  80
  81 // This table references users by file descriptor.
  82 // its an array to make it VERY fast, as all lookups are referenced
  83 // by an integer, meaning there is no need for a scan/search operation.
  84 extern userrec* fd_ref_table[MAX_DESCRIPTORS];
  85
  86 extern Server* MyServer;
  87 extern ServerConfig *Config;
  88
  89 extern user_hash clientlist;
  90 extern chan_hash chanlist;
  91
  92 /* This function pokes and hacks at a parameter list like the following:
  93  *
  94  * PART #winbot,#darkgalaxy :m00!
  95  *
  96  * to turn it into a series of individual calls like this:
  97  *
  98  * PART #winbot :m00!
  99  * PART #darkgalaxy :m00!
 100  *
 101  * The seperate calls are sent to a callback function provided by the caller
 102  * (the caller will usually call itself recursively). The callback function
 103  * must be a command handler. Calling this function on a line with no list causes
 104  * no action to be taken. You must provide a starting and ending parameter number
 105  * where the range of the list can be found, useful if you have a terminating
 106  * parameter as above which is actually not part of the list, or parameters
 107  * before the actual list as well. This code is used by many functions which
 108  * can function as "one to list" (see the RFC) */
 109
 110 int CommandParser::LoopCall(command_t* fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
 111 {
 112         /* Copy of the parameter list, because like strltok, we make a bit of
 113          * a mess of the parameter string we're given, and we want to keep this
 114          * private.
 115          */
 116         char paramlist[MAXBUF];
 117         /* Temporary variable used to hold one split parameter
 118          */
 119         char *param;
 120         /* Parameter list, we can have up to 32 of these
 121          */
 122         char *pars[32];
 123         /* Seperated items, e.g. holds the #one and #two from "#one,#two"
 124          */
 125         char *sep_items[32];
 126         /* Seperated keys, holds the 'two' and 'three' of "two,three"
 127          */
 128         char *sep_keys[32];
 129         /* Misc. counters, the total values hold the total number of
 130          * seperated items in sep_items (total) and the total number of
 131          * seperated items in sep_keys (total2)
 132          */
 133         int j = 0, q = 0, total = 0, total2 = 0;
 134         /* A temporary copy of the comma seperated key list (see the description
 135          * of the paramlist variable)
 136          */
 137         char keylist[MAXBUF];
 138         /* Exactly what it says. Its nothing. We point invalid parameters at this.
 139          */
 140         char nothing = 0;
 141
 142         /* First, initialize our arrays */
 143         for (int i = 0; i < 32; i++)
 144                 sep_items[i] = sep_keys[i] = NULL;
 145
 146         /* Now find all parameters that are NULL, maybe above pcnt,
 147          * and for safety, point them at 'nothing'
 148          */
 149         for (int i = 0; i < 10; i++)
 150         {
 151                 if (!parameters[i])
 152                 {
 153                         parameters[i] = &nothing;
 154                 }
 155         }
 156         /* Check if we're doing JOIN handling. JOIN has two lists in
 157          * it, potentially, if we have keys, so this is a special-case
 158          * to handle the keys if they are provided.
 159          */
 160         if (joins)
 161         {
 162                 if (pcnt > 1) /* we have a key to copy */
 163                 {
 164                         strlcpy(keylist,parameters[1],MAXBUF);
 165                 }
 166         }
 167
 168         /* There's nothing to split! We don't do anything
 169          */
 170         if (!parameters[start] || (!strchr(parameters[start],',')))
 171         {
 172                 return 0;
 173         }
 174
 175         /* This function can handle multiple comma seperated
 176          * lists as one, which is a feature no actual commands
 177          * have yet -- this is futureproofing in case we encounter
 178          * a command that  does.
 179          */
 180         *paramlist = 0;
 181
 182         for (int i = start; i <= end; i++)
 183         {
 184                 if (parameters[i])
 185                 {
 186                         strlcat(paramlist,parameters[i],MAXBUF);
 187                 }
 188         }
 189
 190         /* Now we split off paramlist into seperate parameters using
 191          * pointer voodoo, this parameter list goes into sep_items
 192          */
 193         j = 0;
 194         param = paramlist;
 195
 196         for (char* i = paramlist; *i; i++)
 197         {
 198                 /* Found an item */
 199                 if (*i == ',')
 200                 {
 201                         *i = '\0';
 202                         sep_items[j++] = param;
 203                         /* Iterate along to next item, if there is one */
 204                         param = i+1;
 205                         if ((unsigned int)j > Config->MaxTargets)
 206                         {
 207                                 /* BZZT! Too many items */
 208                                 WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,sep_items[j-1]);
 209                                 return 1;
 210                         }
 211                 }
 212         }
 213         sep_items[j++] = param;
 214         total = j;
 215
 216         /* We add this extra comma here just to ensure we get all the keys
 217          * in the event the user gave a malformed key string (yes, you guessed
 218          * it, this is a mirc-ism)
 219          */
 220         if ((joins) && (*keylist) && (total>0)) // more than one channel and is joining
 221         {
 222                 charlcat(keylist,',',MAXBUF);
 223         }
 224
 225         /* If we're doing JOIN handling (e.g. we've had to kludge for two
 226          * lists being handled at once, real smart by the way JRO </sarcasm>)
 227          * and we also have keys, we must seperate out this key list into
 228          * our char** list sep_keys for later use.
 229          */
 230         if ((joins) && (*keylist))
 231         {
 232                 /* There is more than one key */
 233                 if (strchr(keylist,','))
 234                 {
 235                         j = 0;
 236                         param = keylist;
 237                         for (char* i = keylist; *i; i++)
 238                         {
 239                                 if (*i == ',')
 240                                 {
 241                                         *i = '\0';
 242                                         sep_keys[j++] = param;
 243                                         param = i+1;
 244                                 }
 245                         }
 246
 247                         sep_keys[j++] = param;
 248                         total2 = j;
 249                 }
 250         }
 251
 252         /* Now the easier bit. We call the command class's Handle function
 253          * X times, where x is the number of parameters we've 'collated'.
 254          */
 255         for (j = 0; j < total; j++)
 256         {
 257                 if (sep_items[j])
 258                 {
 259                         pars[0] = sep_items[j];
 260                 }
 261
 262                 for (q = end; q < pcnt-1; q++)
 263                 {
 264                         if (parameters[q+1])
 265                         {
 266                                 pars[q-end+1] = parameters[q+1];
 267                         }
 268                 }
 269
 270                 if ((joins) && (parameters[1]))
 271                 {
 272                         if (pcnt > 1)
 273                         {
 274                                 pars[1] = sep_keys[j];
 275                         }
 276                         else
 277                         {
 278                                 pars[1] = NULL;
 279                         }
 280                 }
 281
 282                 /* repeatedly call the function with the hacked parameter list */
 283                 if ((joins) && (pcnt > 1))
 284                 {
 285                         if (pars[1])
 286                         {
 287                                 /* pars[1] already set up and containing key from sep_keys[j] */
 288                                 fn->Handle(pars,2,u);
 289                         }
 290                         else
 291                         {
 292                                 pars[1] = parameters[1];
 293                                 fn->Handle(pars,2,u);
 294                         }
 295                 }
 296                 else
 297                 {
 298                         fn->Handle(pars,pcnt-(end-start),u);
 299                 }
 300         }
 301
 302         return 1;
 303 }
 304
 305 bool CommandParser::IsValidCommand(std::string &commandname, int pcnt, userrec * user)
 306 {
 307         nspace::hash_map<std::string,command_t*>::iterator n = cmdlist.find(commandname);
 308
 309         if (n != cmdlist.end())
 310         {
 311                 if ((pcnt>=n->second->min_params) && (n->second->source != "<core>"))
 312                 {
 313                         if ((strchr(user->modes,n->second->flags_needed)) || (!n->second->flags_needed))
 314                         {
 315                                 if (n->second->flags_needed)
 316                                 {
 317                                         if ((user->HasPermission(commandname)) || (is_uline(user->server)))
 318                                         {
 319                                                 return true;
 320                                         }
 321                                         else
 322                                         {
 323                                                 return false;
 324                                         }
 325                                 }
 326
 327                                 return true;
 328                         }
 329                 }
 330         }
 331
 332         return false;
 333 }
 334
 335 // calls a handler function for a command
 336
 337 bool CommandParser::CallHandler(std::string &commandname,char **parameters, int pcnt, userrec *user)
 338 {
 339         nspace::hash_map<std::string,command_t*>::iterator n = cmdlist.find(commandname);
 340
 341         if (n != cmdlist.end())
 342         {
 343                 if (pcnt >= n->second->min_params)
 344                 {
 345                         if ((strchr(user->modes,n->second->flags_needed)) || (!n->second->flags_needed))
 346                         {
 347                                 if (n->second->flags_needed)
 348                                 {
 349                                         if ((user->HasPermission(commandname)) || (!IS_LOCAL(user)))
 350                                         {
 351                                                 n->second->Handle(parameters,pcnt,user);
 352                                                 return true;
 353                                         }
 354                                 }
 355                                 else
 356                                 {
 357                                         n->second->Handle(parameters,pcnt,user);
 358                                         return true;
 359                                 }
 360                         }
 361                 }
 362         }
 363         return false;
 364 }
 365
 366 int CommandParser::ProcessParameters(char **command_p,char *parameters)
 367 {
 368         int j = 0;
 369         int q = strlen(parameters);
 370
 371         if (!q)
 372         {
 373                 /* no parameters, command_p invalid! */
 374                 return 0;
 375         }
 376
 377         if (parameters[0] == ':')
 378         {
 379                 command_p[0] = parameters+1;
 380                 return 1;
 381         }
 382
 383         if (q)
 384         {
 385                 if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
 386                 {
 387                         /* only one parameter */
 388                         command_p[0] = parameters;
 389                         if (parameters[0] == ':')
 390                         {
 391                                 if (strchr(parameters,' ') != NULL)
 392                                 {
 393                                         command_p[0]++;
 394                                 }
 395                         }
 396
 397                         return 1;
 398                 }
 399         }
 400
 401         command_p[j++] = parameters;
 402
 403         for (int i = 0; i <= q; i++)
 404         {
 405                 if (parameters[i] == ' ')
 406                 {
 407                         command_p[j++] = parameters+i+1;
 408                         parameters[i] = '\0';
 409
 410                         if (command_p[j-1][0] == ':')
 411                         {
 412                                 *command_p[j-1]++; /* remove dodgy ":" */
 413                                 break;
 414                                 /* parameter like this marks end of the sequence */
 415                         }
 416                 }
 417         }
 418
 419         return j; /* returns total number of items in the list */
 420 }
 421
 422 void CommandParser::ProcessCommand(userrec *user, char* cmd)
 423 {
 424         char *parameters;
 425         char *command;
 426         char *command_p[127];
 427         char p[MAXBUF], temp[MAXBUF];
 428         int j, items, cmd_found;
 429         int total_params = 0;
 430         unsigned int xl;
 431
 432         for (int i = 0; i < 127; i++)
 433                 command_p[i] = NULL;
 434
 435         if (!user || !cmd || !*cmd)
 436         {
 437                 return;
 438         }
 439
 440         xl = strlen(cmd);
 441
 442         if (xl > 2)
 443         {
 444                 for (unsigned int q = 0; q < xl - 1; q++)
 445                 {
 446                         if (cmd[q] == ' ')
 447                         {
 448                                 if (cmd[q+1] == ':')
 449                                 {
 450                                         total_params++;
 451                                         // found a 'trailing', we dont count them after this.
 452                                         break;
 453                                 }
 454                                 else
 455                                         total_params++;
 456                         }
 457                 }
 458         }
 459
 460         // another phidjit bug...
 461         if (total_params > 126)
 462         {
 463                 *(strchr(cmd,' ')) = '\0';
 464                 WriteServ(user->fd,"421 %s %s :Too many parameters given",user->nick,cmd);
 465                 return;
 466         }
 467
 468         strlcpy(temp,cmd,MAXBUF);
 469
 470         std::string tmp = cmd;
 471
 472         for (int i = 0; i <= MODCOUNT; i++)
 473         {
 474                 std::string oldtmp = tmp;
 475                 modules[i]->OnServerRaw(tmp,true,user);
 476                 if (oldtmp != tmp)
 477                 {
 478                         log(DEBUG,"A Module changed the input string!");
 479                         log(DEBUG,"New string: %s",tmp.c_str());
 480                         log(DEBUG,"Old string: %s",oldtmp.c_str());
 481                         break;
 482                 }
 483         }
 484
 485         strlcpy(cmd,tmp.c_str(),MAXBUF);
 486         strlcpy(temp,cmd,MAXBUF);
 487
 488         if (!strchr(cmd,' '))
 489         {
 490                 /*
 491                  * no parameters, lets skip the formalities and not chop up
 492                  * the string
 493                  */
 494                 log(DEBUG,"About to preprocess command with no params");
 495                 items = 0;
 496                 command_p[0] = NULL;
 497                 parameters = NULL;
 498                 unsigned int tl = strlen(cmd);
 499                 for (unsigned int i = 0; i <= tl; i++)
 500                 {
 501                         cmd[i] = toupper(cmd[i]);
 502                 }
 503                 command = cmd;
 504         }
 505         else
 506         {
 507                 *cmd = 0;
 508                 j = 0;
 509
 510                 unsigned int vl = strlen(temp);
 511                 /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
 512                 for (unsigned int i = 0; i < vl; i++)
 513                 {
 514                         if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
 515                         {
 516                                 cmd[j++] = temp[i];
 517                                 cmd[j] = 0;
 518                         }
 519                 }
 520
 521                 /* split the full string into a command plus parameters */
 522                 parameters = p;
 523                 p[0] = ' ';
 524                 p[1] = 0;
 525
 526                 command = cmd;
 527
 528                 if (strchr(cmd,' '))
 529                 {
 530                         unsigned int cl = strlen(cmd);
 531
 532                         for (unsigned int i = 0; i <= cl; i++)
 533                         {
 534                                 /* capitalise the command ONLY, leave params intact */
 535                                 cmd[i] = toupper(cmd[i]);
 536                                 /* are we nearly there yet?! :P */
 537                                 if (cmd[i] == ' ')
 538                                 {
 539                                         command = cmd;
 540                                         parameters = cmd+i+1;
 541                                         cmd[i] = '\0';
 542                                         break;
 543                                 }
 544                         }
 545                 }
 546                 else
 547                 {
 548                         for (char* i = cmd; *i; i++)
 549                         {
 550                                 *i = toupper(*i);
 551                         }
 552                 }
 553         }
 554
 555         if (strlen(command)>MAXCOMMAND)
 556         {
 557                 WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
 558                 return;
 559         }
 560
 561         for (char* x = command; *x; x++)
 562         {
 563                 if (((*x < 'A') || (*x > 'Z')) && (*x != '.'))
 564                 {
 565                         if (((*x < '0') || (*x> '9')) && (*x != '-'))
 566                         {
 567                                 if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",*x))
 568                                 {
 569                                         ServerInstance->stats->statsUnknown++;
 570                                         WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
 571                                         return;
 572                                 }
 573                         }
 574                 }
 575         }
 576
 577         std::string xcommand = command;
 578         if ((user->registered != 7) && (xcommand == "SERVER"))
 579         {
 580                 kill_link(user,"Server connection to non-server port");
 581                 return;
 582         }
 583
 584         /* Tweak by brain - why was this INSIDE the mainloop? */
 585         if (parameters)
 586         {
 587                  if (parameters[0])
 588                  {
 589                          items = this->ProcessParameters(command_p,parameters);
 590                  }
 591                  else
 592                  {
 593                          items = 0;
 594                          command_p[0] = NULL;
 595                  }
 596         }
 597         else
 598         {
 599                 items = 0;
 600                 command_p[0] = NULL;
 601         }
 602
 603         int MOD_RESULT = 0;
 604         FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,false));
 605         if (MOD_RESULT == 1) {
 606                 return;
 607         }
 608
 609         nspace::hash_map<std::string,command_t*>::iterator cm = cmdlist.find(xcommand);
 610
 611         if (cm != cmdlist.end())
 612         {
 613                 if (user)
 614                 {
 615                         /* activity resets the ping pending timer */
 616                         user->nping = TIME + user->pingmax;
 617                         if ((items) < cm->second->min_params)
 618                         {
 619                                 log(DEBUG,"not enough parameters: %s %s",user->nick,command);
 620                                 WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
 621                                 return;
 622                         }
 623                         if ((!strchr(user->modes,cm->second->flags_needed)) && (cm->second->flags_needed))
 624                         {
 625                                 log(DEBUG,"permission denied: %s %s",user->nick,command);
 626                                 WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
 627                                 cmd_found = 1;
 628                                 return;
 629                         }
 630                         if ((cm->second->flags_needed) && (!user->HasPermission(xcommand)))
 631                         {
 632                                 log(DEBUG,"permission denied: %s %s",user->nick,command);
 633                                 WriteServ(user->fd,"481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command);
 634                                 if (!IS_LOCAL(user))
 635                                         WriteOpers("*** \2WARNING\2: Command '%s' not allowed for oper '%s', dropped.",command,user->nick);
 636                                 cmd_found = 1;
 637                                 return;
 638                         }
 639                         /* if the command isnt USER, PASS, or NICK, and nick is empty,
 640                          * deny command! */
 641                         if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
 642                         {
 643                                 if ((!isnick(user->nick)) || (user->registered != 7))
 644                                 {
 645                                         log(DEBUG,"not registered: %s %s",user->nick,command);
 646                                         WriteServ(user->fd,"451 %s :You have not registered",command);
 647                                         return;
 648                                 }
 649                         }
 650                         if ((user->registered == 7) && (!*user->oper) && (*Config->DisabledCommands))
 651                         {
 652                                 std::stringstream dcmds(Config->DisabledCommands);
 653                                 std::string thiscmd;
 654                                 while (dcmds >> thiscmd)
 655                                 {
 656                                         if (!strcasecmp(thiscmd.c_str(),command))
 657                                         {
 658                                                 // command is disabled!
 659                                                 WriteServ(user->fd,"421 %s %s :This command has been disabled.",user->nick,command);
 660                                                 return;
 661                                         }
 662                                 }
 663                         }
 664                         if ((user->registered == 7) || (!strncmp(command,"USER",4)) || (!strncmp(command,"NICK",4)) || (!strncmp(command,"PASS",4)))
 665                         {
 666                                 /* ikky /stats counters */
 667                                 if (temp)
 668                                 {
 669                                         cm->second->use_count++;
 670                                         cm->second->total_bytes+=strlen(temp);
 671                                 }
 672
 673                                 int MOD_RESULT = 0;
 674                                 FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,true));
 675                                 if (MOD_RESULT == 1)
 676                                 {
 677                                         return;
 678                                 }
 679
 680                                 /*
 681                                  * WARNING: nothing may come after the
 682                                  * command handler call, as the handler
 683                                  * may free the user structure!
 684                                  */
 685
 686                                 cm->second->Handle(command_p,items,user);
 687                                 return;
 688                         }
 689                         else
 690                         {
 691                                 WriteServ(user->fd,"451 %s :You have not registered",command);
 692                                 return;
 693                         }
 694                 }
 695         }
 696         else if (user)
 697         {
 698                 ServerInstance->stats->statsUnknown++;
 699                 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
 700         }
 701 }
 702
 703 bool CommandParser::RemoveCommands(const char* source)
 704 {
 705         bool go_again = true;
 706
 707         while (go_again)
 708         {
 709                 go_again = false;
 710
 711                 for (nspace::hash_map<std::string,command_t*>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
 712                 {
 713                         command_t* x = i->second;
 714                         if (x->source == std::string(source))
 715                         {
 716                                 log(DEBUG,"removecommands(%s) Removing dependent command: %s",x->source.c_str(),x->command.c_str());
 717                                 cmdlist.erase(i);
 718                                 go_again = true;
 719                                 break;
 720                         }
 721                 }
 722         }
 723
 724         return true;
 725 }
 726
 727 void CommandParser::ProcessBuffer(const char* cmdbuf,userrec *user)
 728 {
 729         char cmd[MAXBUF];
 730
 731         if (!user)
 732         {
 733                 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
 734                 return;
 735         }
 736         if (!cmdbuf)
 737         {
 738                 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
 739                 return;
 740         }
 741         if (!cmdbuf[0])
 742         {
 743                 return;
 744         }
 745
 746         while (*cmdbuf == ' ') cmdbuf++; // strip leading spaces
 747
 748         strlcpy(cmd,cmdbuf,MAXBUF);
 749
 750         if (!cmd[0])
 751         {
 752                 return;
 753         }
 754
 755
 756         /* XXX - This is ugly as sin, and incomprehensible - why are we doing this twice, for instance? --w00t */
 757         int sl = strlen(cmd)-1;
 758
 759         if ((cmd[sl] == 13) || (cmd[sl] == 10))
 760         {
 761                 cmd[sl] = '\0';
 762         }
 763
 764         sl = strlen(cmd)-1;
 765
 766         if ((cmd[sl] == 13) || (cmd[sl] == 10))
 767         {
 768                 cmd[sl] = '\0';
 769         }
 770
 771         sl = strlen(cmd)-1;
 772
 773
 774         while (cmd[sl] == ' ') // strip trailing spaces
 775         {
 776                 cmd[sl] = '\0';
 777                 sl = strlen(cmd)-1;
 778         }
 779
 780         if (!cmd[0])
 781         {
 782                 return;
 783         }
 784
 785         log(DEBUG,"CMDIN: %s %s",user->nick,cmd);
 786         tidystring(cmd);
 787         if ((user) && (cmd))
 788         {
 789                 this->ProcessCommand(user,cmd);
 790         }
 791 }
 792
 793 bool CommandParser::CreateCommand(command_t *f)
 794 {
 795         /* create the command and push it onto the table */
 796         if (cmdlist.find(f->command) == cmdlist.end())
 797         {
 798                 cmdlist[f->command] = f;
 799                 log(DEBUG,"Added command %s (%lu parameters)",f->command.c_str(),(unsigned long)f->min_params);
 800                 return true;
 801         }
 802         else return false;
 803 }
 804
 805 CommandParser::CommandParser()
 806 {
 807         this->SetupCommandTable();
 808 }
 809
 810 void CommandParser::SetupCommandTable()
 811 {
 812         this->CreateCommand(new cmd_user);
 813         this->CreateCommand(new cmd_nick);
 814         this->CreateCommand(new cmd_quit);
 815         this->CreateCommand(new cmd_version);
 816         this->CreateCommand(new cmd_ping);
 817         this->CreateCommand(new cmd_pong);
 818         this->CreateCommand(new cmd_admin);
 819         this->CreateCommand(new cmd_privmsg);
 820         this->CreateCommand(new cmd_info);
 821         this->CreateCommand(new cmd_time);
 822         this->CreateCommand(new cmd_whois);
 823         this->CreateCommand(new cmd_wallops);
 824         this->CreateCommand(new cmd_notice);
 825         this->CreateCommand(new cmd_join);
 826         this->CreateCommand(new cmd_names);
 827         this->CreateCommand(new cmd_part);
 828         this->CreateCommand(new cmd_kick);
 829         this->CreateCommand(new cmd_mode);
 830         this->CreateCommand(new cmd_topic);
 831         this->CreateCommand(new cmd_who);
 832         this->CreateCommand(new cmd_motd);
 833         this->CreateCommand(new cmd_rules);
 834         this->CreateCommand(new cmd_oper);
 835         this->CreateCommand(new cmd_list);
 836         this->CreateCommand(new cmd_die);
 837         this->CreateCommand(new cmd_restart);
 838         this->CreateCommand(new cmd_kill);
 839         this->CreateCommand(new cmd_rehash);
 840         this->CreateCommand(new cmd_lusers);
 841         this->CreateCommand(new cmd_stats);
 842         this->CreateCommand(new cmd_userhost);
 843         this->CreateCommand(new cmd_away);
 844         this->CreateCommand(new cmd_ison);
 845         this->CreateCommand(new cmd_summon);
 846         this->CreateCommand(new cmd_users);
 847         this->CreateCommand(new cmd_invite);
 848         this->CreateCommand(new cmd_pass);
 849         this->CreateCommand(new cmd_trace);
 850         this->CreateCommand(new cmd_whowas);
 851         this->CreateCommand(new cmd_connect);
 852         this->CreateCommand(new cmd_squit);
 853         this->CreateCommand(new cmd_modules);
 854         this->CreateCommand(new cmd_links);
 855         this->CreateCommand(new cmd_map);
 856         this->CreateCommand(new cmd_kline);
 857         this->CreateCommand(new cmd_gline);
 858         this->CreateCommand(new cmd_zline);
 859         this->CreateCommand(new cmd_qline);
 860         this->CreateCommand(new cmd_eline);
 861         this->CreateCommand(new cmd_loadmodule);
 862         this->CreateCommand(new cmd_unloadmodule);
 863         this->CreateCommand(new cmd_server);
 864         this->CreateCommand(new cmd_commands);
 865 }
 866