qcsrc/common/command/generic.qc

   1 #include "generic.qh"
   2
   3 #if defined(CSQC)
   4         #include <client/command/cl_cmd.qh>
   5         #include <common/command/_mod.qh>
   6         #include <common/command/markup.qh>
   7         #include <common/command/reg.qh>
   8         #include <common/command/rpn.qh>
   9         #include <common/mapinfo.qh>
  10         #include <common/notifications/all.qh>
  11 #elif defined(MENUQC)
  12 #elif defined(SVQC)
  13         #include <common/command/_mod.qh>
  14         #include <common/command/markup.qh>
  15         #include <common/command/reg.qh>
  16         #include <common/command/rpn.qh>
  17         #include <common/mapinfo.qh>
  18         #include <common/notifications/all.qh>
  19         #include <common/turrets/config.qh>
  20         #include <common/weapons/config.qh>
  21         #include <server/command/_mod.qh>
  22 #endif
  23
  24 // =========================================================
  25 //  Generic program common command code, written by Samual
  26 //  Last updated: February 19th, 2012
  27 // =========================================================
  28
  29
  30 // used by curl command
  31 void Curl_URI_Get_Callback(int id, float status, string data)
  32 {
  33         int i = id - URI_GET_CURL;
  34         float do_exec = curl_uri_get_exec[i];
  35         string do_cvar = curl_uri_get_cvar[i];
  36         if(status != 0)
  37         {
  38                 LOG_TRACEF("error: status is %d", status);
  39                 if(do_cvar)
  40                         strunzone(do_cvar);
  41                 return;
  42         }
  43         if(do_exec)
  44                 localcmd(data);
  45         if(do_cvar)
  46         {
  47                 cvar_set(do_cvar, data);
  48                 strunzone(do_cvar);
  49         }
  50         if(!do_exec)
  51                 if (!do_cvar)
  52                         LOG_INFO(data);
  53 }
  54
  55
  56 // =======================
  57 //  Command Sub-Functions
  58 // =======================
  59
  60 void GenericCommand_addtolist(int request, int argc)
  61 {
  62         switch(request)
  63         {
  64                 case CMD_REQUEST_COMMAND:
  65                 {
  66                         if(argc >= 2)
  67                         {
  68                                 string original_cvar = argv(1);
  69                                 string tmp_string = argv(2);
  70
  71                                 if(cvar_string(original_cvar) == "") // cvar was empty
  72                                 {
  73                                         cvar_set(original_cvar, tmp_string);
  74                                 }
  75                                 else // add it to the end of the list if the list doesn't already have it
  76                                 {
  77                                         FOREACH_WORD(cvar_string(original_cvar), it == tmp_string,
  78                                         {
  79                                                 return; // already in the list
  80                                         });
  81
  82                                         cvar_set(original_cvar, cons(cvar_string(original_cvar), tmp_string));
  83                                 }
  84                                 return;
  85                         }
  86                 }
  87
  88                 default:
  89                         LOG_INFOF("Incorrect parameters for ^2%s^7", argv(0));
  90                 case CMD_REQUEST_USAGE:
  91                 {
  92                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " addtolist <cvar> <value>");
  93                         LOG_HELP("  Where <cvar> is the cvar to add <value> to.");
  94                         LOG_HELP("See also: ^2removefromlist^7");
  95                         return;
  96                 }
  97         }
  98 }
  99
 100 void GenericCommand_qc_curl(int request, int argc)
 101 {
 102         switch(request)
 103         {
 104                 case CMD_REQUEST_COMMAND:
 105                 {
 106                         bool do_exec = false;
 107                         string do_cvar = string_null;
 108                         float key = -1;
 109                         int i;
 110                         for(i = 1; i+1 < argc; ++i)
 111                         {
 112                                 if(argv(i) == "--cvar" && i+2 < argc)
 113                                 {
 114                                         ++i;
 115                                         do_cvar = strzone(argv(i));
 116                                         continue;
 117                                 }
 118                                 if(argv(i) == "--exec")
 119                                 {
 120                                         do_exec = true;
 121                                         continue;
 122                                 }
 123                                 if(argv(i) == "--key" && i+2 < argc)
 124                                 {
 125                                         ++i;
 126                                         key = stof(argv(i));
 127                                         continue;
 128                                 }
 129                                 break;
 130                         }
 131
 132                         // now, argv(i) is the URL
 133                         // following args may be POST parameters
 134                         string url = argv(i);
 135                         ++i;
 136                         float buf = buf_create();
 137                         int j;
 138                         for(j = 0; i+1 < argc; i += 2)
 139                                 bufstr_set(buf, ++j, sprintf("%s=%s", uri_escape(argv(i)), uri_escape(argv(i+1))));
 140                         if(i < argc)
 141                                 bufstr_set(buf, ++j, sprintf("submit=%s", uri_escape(argv(i))));
 142
 143                         float r;
 144                         if(j == 0) // no args: GET
 145                                 r = crypto_uri_postbuf(url, URI_GET_CURL + curl_uri_get_pos, string_null, string_null, -1, key);
 146                         else // with args: POST
 147                                 r = crypto_uri_postbuf(url, URI_GET_CURL + curl_uri_get_pos, "application/x-www-form-urlencoded", "&", buf, key);
 148
 149                         if(r)
 150                         {
 151                                 curl_uri_get_exec[curl_uri_get_pos] = do_exec;
 152                                 curl_uri_get_cvar[curl_uri_get_pos] = do_cvar;
 153                                 curl_uri_get_pos = (curl_uri_get_pos + 1) % (URI_GET_CURL_END - URI_GET_CURL + 1);
 154                         }
 155                         else
 156                                 LOG_INFO(_("error creating curl handle"));
 157
 158                         buf_del(buf);
 159
 160                         return;
 161                 }
 162
 163                 default:
 164                 case CMD_REQUEST_USAGE:
 165                 {
 166                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " qc_curl [--key <n>] [--cvar] [--exec] <url> [<postargs>]");
 167                         return;
 168                 }
 169         }
 170 }
 171
 172 GENERIC_COMMAND(dumpcommands, "Dump all commands on the program to <program>_cmd_dump.txt", false)
 173 {
 174         switch(request)
 175         {
 176                 case CMD_REQUEST_COMMAND:
 177                 {
 178                         float fh;
 179                         string filename = strcat(GetProgramCommandPrefix(), "_dump.txt");
 180                         fh = fopen(filename, FILE_WRITE);
 181
 182                         if(fh >= 0)
 183                         {
 184                                 #ifdef SVQC
 185                                         CMD_Write("dump of server console commands:\n");
 186                                         GameCommand_macro_write_aliases(fh);
 187                                         CMD_Write("\n");
 188
 189                                         CMD_Write("dump of networked client only commands:\n");
 190                                         ClientCommand_macro_write_aliases(fh);
 191                                         CMD_Write("\n");
 192
 193                                         CMD_Write("dump of common commands:\n");
 194                                         CommonCommand_macro_write_aliases(fh);
 195                                         CMD_Write("\n");
 196
 197                                         CMD_Write("dump of ban commands:\n");
 198                                         BanCommand_macro_write_aliases(fh);
 199                                         CMD_Write("\n");
 200                                 #endif
 201
 202                                 #ifdef CSQC
 203                                         CMD_Write("dump of client commands:\n");
 204                                         LocalCommand_macro_write_aliases(fh);
 205                                         CMD_Write("\n");
 206                                 #endif
 207
 208                                 CMD_Write("dump of generic commands:\n");
 209                                 GenericCommand_macro_write_aliases(fh);
 210
 211                                 LOG_INFO("Completed dump of aliases in ^2data/data/", GetProgramCommandPrefix(), "_dump.txt^7.");
 212
 213                                 fclose(fh);
 214                         }
 215                         else
 216                         {
 217                                 LOG_INFO("^1Error: ^7Could not dump to file!");
 218                         }
 219                         return;
 220                 }
 221
 222                 default:
 223                 case CMD_REQUEST_USAGE:
 224                 {
 225                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " dumpcommands");
 226                         LOG_HELP("  No arguments required.");
 227                         return;
 228                 }
 229         }
 230 }
 231
 232 void GenericCommand_maplist(int request, int argc)
 233 {
 234         switch(request)
 235         {
 236                 case CMD_REQUEST_COMMAND:
 237                 {
 238                         string tmp_string;
 239                         float i;
 240
 241                         switch(argv(1))
 242                         {
 243                                 case "add": // appends new maps to the maplist
 244                                 {
 245                                         if(argc == 3)
 246                                         {
 247                                                 if (!fexists(strcat("maps/", argv(2), ".bsp")))
 248                                                 {
 249                                                         LOG_INFO("maplist: ERROR: ", argv(2), " does not exist!");
 250                                                         break;
 251                                                 }
 252
 253                                                 if(cvar_string("g_maplist") == "")
 254                                                         cvar_set("g_maplist", argv(2));
 255                                                 else
 256                                                         cvar_set("g_maplist", strcat(argv(2), " ", cvar_string("g_maplist")));
 257
 258                                                 return;
 259                                         }
 260                                         break; // go to usage
 261                                 }
 262
 263                                 case "cleanup": // scans maplist and only adds back the ones which are really usable
 264                                 {
 265                                         MapInfo_Enumerate();
 266                                         MapInfo_FilterGametype(MapInfo_CurrentGametype(), MapInfo_CurrentFeatures(), MapInfo_RequiredFlags(), MapInfo_ForbiddenFlags(), 0);
 267                                         string filtered = "";
 268                                         FOREACH_WORD(cvar_string("g_maplist"), MapInfo_CheckMap(it), filtered = cons(filtered, it));
 269                                         cvar_set("g_maplist", filtered);
 270                                         return;
 271                                 }
 272
 273                                 case "remove": // scans maplist and only adds back whatever maps were not provided in argv(2)
 274                                 {
 275                                         if(argc == 3)
 276                                         {
 277                                                 // save argv(2) from being overridden by tokenize engine call
 278                                                 string del_map_name = argv(2);
 279                                                 argc = tokenizebyseparator(cvar_string("g_maplist"), " ");
 280
 281                                                 tmp_string = "";
 282                                                 for(i = 0; i < argc; ++i)
 283                                                         if(argv(i) != del_map_name)
 284                                                                 tmp_string = strcat(tmp_string, " ", argv(i));
 285
 286                                                 tmp_string = substring(tmp_string, 1, strlen(tmp_string) - 1);
 287                                                 cvar_set("g_maplist", tmp_string);
 288
 289                                                 return;
 290                                         }
 291                                         break; // go to usage
 292                                 }
 293
 294                                 case "shuffle": // randomly shuffle the maplist
 295                                 {
 296                                         cvar_set("g_maplist", shufflewords(cvar_string("g_maplist")));
 297                                         return;
 298                                 }
 299
 300                                 default: break;
 301                         }
 302                 }
 303
 304                 default:
 305                         LOG_INFOF("Incorrect parameters for ^2%s^7", argv(0));
 306                 case CMD_REQUEST_USAGE:
 307                 {
 308                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " maplist <action> [<map>]");
 309                         LOG_HELP("  Where <action> is the command to complete,");
 310                         LOG_HELP("  and <map> is what it acts upon (for the 'add' and 'remove' actions).");
 311                         LOG_HELP("  Full list of commands here: add, cleanup, remove, shuffle.");
 312                         return;
 313                 }
 314         }
 315 }
 316
 317 void GenericCommand_nextframe(int request, string command)
 318 {
 319         switch(request)
 320         {
 321                 case CMD_REQUEST_COMMAND:
 322                 {
 323                         queue_to_execute_next_frame(substring(command, argv_start_index(1), argv_end_index(-1) - argv_start_index(1)));
 324                         return;
 325                 }
 326
 327                 default:
 328                 case CMD_REQUEST_USAGE:
 329                 {
 330                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " nextframe <command>");
 331                         LOG_HELP("  Where <command> will be executed next frame of this VM");
 332                         return;
 333                 }
 334         }
 335 }
 336
 337 void GenericCommand_removefromlist(int request, int argc)
 338 {
 339         switch(request)
 340         {
 341                 case CMD_REQUEST_COMMAND:
 342                 {
 343                         if(argc == 3)
 344                         {
 345                                 string original_cvar = argv(1);
 346                                 string removal = argv(2);
 347
 348                                 string tmp_string = "";
 349                                 FOREACH_WORD(cvar_string(original_cvar), it != removal,
 350                                 {
 351                                         tmp_string = cons(tmp_string, it);
 352                                 });
 353
 354                                 cvar_set(original_cvar, tmp_string);
 355
 356                                 return;
 357                         }
 358                 }
 359
 360                 default:
 361                         LOG_INFOF("Incorrect parameters for ^2%s^7", argv(0));
 362                 case CMD_REQUEST_USAGE:
 363                 {
 364                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " removefromlist <cvar> <value>");
 365                         LOG_HELP("  Where <cvar> is the cvar to remove <value> from.");
 366                         LOG_HELP("See also: ^2addtolist^7");
 367                         return;
 368                 }
 369         }
 370 }
 371
 372 void GenericCommand_restartnotifs(int request)
 373 {
 374         switch(request)
 375         {
 376                 case CMD_REQUEST_COMMAND:
 377                 {
 378                         #ifdef GAMEQC
 379                         int NOTIF_ANNCE_COUNT = 0;
 380                         int NOTIF_INFO_COUNT = 0;
 381                         int NOTIF_CENTER_COUNT = 0;
 382                         int NOTIF_MULTI_COUNT = 0;
 383                         int NOTIF_CHOICE_COUNT = 0;
 384                         FOREACH(Notifications, true, {
 385                                 switch (it.nent_type)
 386                                 {
 387                                         case MSG_ANNCE: ++NOTIF_ANNCE_COUNT; break;
 388                                         case MSG_INFO: ++NOTIF_INFO_COUNT; break;
 389                                         case MSG_CENTER: ++NOTIF_CENTER_COUNT; break;
 390                                         case MSG_MULTI: ++NOTIF_MULTI_COUNT; break;
 391                                         case MSG_CHOICE: ++NOTIF_CHOICE_COUNT; break;
 392                                 }
 393                         });
 394
 395                         LOG_INFOF(
 396                                 "Restart_Notifications(): Restarting %d notifications... "
 397                                 "Counts: MSG_ANNCE = %d, MSG_INFO = %d, MSG_CENTER = %d, MSG_MULTI = %d, MSG_CHOICE = %d",
 398                                 (
 399                                         NOTIF_ANNCE_COUNT +
 400                                         NOTIF_INFO_COUNT +
 401                                         NOTIF_CENTER_COUNT +
 402                                         NOTIF_MULTI_COUNT +
 403                                         NOTIF_CHOICE_COUNT
 404                                 ),
 405                                 NOTIF_ANNCE_COUNT,
 406                                 NOTIF_INFO_COUNT,
 407                                 NOTIF_CENTER_COUNT,
 408                                 NOTIF_MULTI_COUNT,
 409                                 NOTIF_CHOICE_COUNT
 410                         );
 411                         Destroy_All_Notifications();
 412                         CALL_ACCUMULATED_FUNCTION(RegisterNotifications);
 413                         #else
 414                         LOG_INFO("Notification restart command only works with cl_cmd and sv_cmd.");
 415                         #endif
 416                         return;
 417                 }
 418
 419                 default:
 420                 case CMD_REQUEST_USAGE:
 421                 {
 422                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " restartnotifs");
 423                         LOG_HELP("  No arguments required.");
 424                         return;
 425                 }
 426         }
 427 }
 428
 429 void GenericCommand_settemp(int request, int argc)
 430 {
 431         switch(request)
 432         {
 433                 case CMD_REQUEST_COMMAND:
 434                 {
 435                         if(argc >= 3)
 436                         {
 437                                 float f = cvar_settemp(argv(1), argv(2));
 438                                 if(f == 1)
 439                                         LOG_TRACE("Creating new settemp tracker for ", argv(1), " and setting it to \"", argv(2), "\" temporarily.");
 440                                 else if(f == -1)
 441                                         LOG_TRACE("Already had a tracker for ", argv(1), ", updating it to \"", argv(2), "\".");
 442                                 // else cvar_settemp itself errors out
 443
 444                                 return;
 445                         }
 446                 }
 447
 448                 default:
 449                         LOG_INFOF("Incorrect parameters for ^2%s^7", argv(0));
 450                 case CMD_REQUEST_USAGE:
 451                 {
 452                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " settemp <cvar> \"<arguments>\"");
 453                         LOG_HELP("  Where <cvar> is the cvar you want to temporarily set with <arguments>.");
 454                         LOG_HELP("See also: ^2settemp_restore^7");
 455                         return;
 456                 }
 457         }
 458 }
 459
 460 void GenericCommand_settemp_restore(int request)
 461 {
 462         switch(request)
 463         {
 464                 case CMD_REQUEST_COMMAND:
 465                 {
 466                         float i = cvar_settemp_restore();
 467
 468                         if(i)
 469                                 LOG_TRACE("Restored ", ftos(i), " temporary cvar settings to their original values.");
 470                         else
 471                                 LOG_TRACE("Nothing to restore.");
 472
 473                         return;
 474                 }
 475
 476                 default:
 477                 case CMD_REQUEST_USAGE:
 478                 {
 479                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " settemp_restore");
 480                         LOG_HELP("  No arguments required.");
 481                         LOG_HELP("See also: ^2settemp^7");
 482                         return;
 483                 }
 484         }
 485 }
 486
 487 void GenericCommand_runtest(int request, int argc)
 488 {
 489         switch(request)
 490         {
 491                 case CMD_REQUEST_COMMAND:
 492                 {
 493                         if(argc > 1)
 494                         {
 495                                 float i;
 496                                 for(i = 1; i < argc; ++i)
 497                                         TEST_Run(argv(i));
 498                         }
 499                         else
 500                                 RUN_ALL_TESTS();
 501                         return;
 502                 }
 503
 504                 default:
 505                 case CMD_REQUEST_USAGE:
 506                 {
 507                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " <function>");
 508                         return;
 509                 }
 510         }
 511 }
 512
 513 /* use this when creating a new command, making sure to place it in alphabetical order... also,
 514 ** ADD ALL NEW COMMANDS TO commands.cfg WITH PROPER ALIASES IN THE SAME FASHION!
 515 void GenericCommand_(int request)
 516 {
 517         switch(request)
 518         {
 519                 case CMD_REQUEST_COMMAND:
 520                 {
 521
 522                         return;
 523                 }
 524
 525                 default:
 526                 case CMD_REQUEST_USAGE:
 527                 {
 528                         LOG_HELP("Usage:^3 ", GetProgramCommandPrefix(), " ");
 529                         LOG_HELP("  No arguments required.");
 530                         return;
 531                 }
 532         }
 533 }
 534 */
 535
 536 // Do not hard code aliases for these, instead create them in commands.cfg... also: keep in alphabetical order, please ;)
 537 GENERIC_COMMAND(addtolist, "Add a string to a cvar", true) { GenericCommand_addtolist(request, arguments); }
 538 GENERIC_COMMAND(maplist, "Automatic control of maplist", true) { GenericCommand_maplist(request, arguments); }
 539 GENERIC_COMMAND(nextframe, "Execute the given command next frame of this VM", true) { GenericCommand_nextframe(request, command); }
 540 GENERIC_COMMAND(qc_curl, "Queries a URL", true) { GenericCommand_qc_curl(request, arguments); }
 541 GENERIC_COMMAND(removefromlist, "Remove a string from a cvar", true) { GenericCommand_removefromlist(request, arguments); }
 542 GENERIC_COMMAND(restartnotifs, "Re-initialize all notifications", false) { GenericCommand_restartnotifs(request); }
 543 GENERIC_COMMAND(rpn, "RPN calculator", true) { GenericCommand_rpn(request, arguments, command); }
 544 GENERIC_COMMAND(settemp, "Temporarily set a value to a cvar which is restored later", false) { GenericCommand_settemp(request, arguments); }
 545 GENERIC_COMMAND(settemp_restore, "Restore all cvars set by settemp command", false) { GenericCommand_settemp_restore(request); }
 546 GENERIC_COMMAND(runtest, "Run unit tests", false) { GenericCommand_runtest(request, arguments); }
 547
 548 void GenericCommand_macro_help()
 549 {
 550         FOREACH(GENERIC_COMMANDS, true, LOG_HELPF("  ^2%s^7: %s", it.m_name, it.m_description));
 551 }
 552
 553 float GenericCommand_macro_command(int argc, string command)
 554 {
 555         string c = strtolower(argv(0));
 556         FOREACH(GENERIC_COMMANDS, it.m_name == c, {
 557                 it.m_invokecmd(it, CMD_REQUEST_COMMAND, NULL, argc, command);
 558                 return true;
 559         });
 560         return false;
 561 }
 562
 563 float GenericCommand_macro_usage(int argc)
 564 {
 565         string c = strtolower(argv(1));
 566         FOREACH(GENERIC_COMMANDS, it.m_name == c, {
 567                 it.m_invokecmd(it, CMD_REQUEST_USAGE, NULL, argc, "");
 568                 return true;
 569         });
 570         return false;
 571 }
 572
 573 void GenericCommand_macro_write_aliases(float fh)
 574 {
 575         FOREACH(GENERIC_COMMANDS, true, CMD_Write_Alias("qc_cmd_svmenu", it.m_name, it.m_description));
 576 }
 577
 578
 579 // ===========================================
 580 //  Main Common Function For Generic Commands
 581 // ===========================================
 582 // Commands spread out among all programs (menu, client, and server)
 583
 584 float GenericCommand(string command)
 585 {
 586         int argc = tokenize_console(command);
 587         float n, j, f, i;
 588         string s, s2, c;
 589         vector rgb;
 590
 591         // Guide for working with argc arguments by example:
 592         // argc:   1    - 2      - 3     - 4
 593         // argv:   0    - 1      - 2     - 3
 594         // cmd     vote - master - login - password
 595
 596         if(GenericCommand_macro_command(argc, command)) // continue as usual and scan for normal commands
 597         {
 598                 return true; // handled by one of the above GenericCommand_* functions
 599         }
 600         else if(argc >= 3 && argv(0) == "red")
 601         {
 602                 s = substring(command, argv_start_index(2), argv_end_index(-1) - argv_start_index(2));
 603                 localcmd(strcat(argv(1), " ", GenericCommand_markup(s)));
 604                 return true;
 605         }
 606         else if(argc >= 3 && crc16(0, argv(0)) == 38566 && crc16(0, strcat(argv(0), argv(0), argv(0))) == 59830)
 607         {
 608                 // other test case
 609                 s = strconv(2, 0, 0, substring(command, argv_start_index(2), argv_end_index(-1) - argv_start_index(2)));
 610
 611                 n = floor(random() * 6 + 2);
 612
 613                 s2 = "";
 614                 for(i = 0; i < n; ++i)
 615                 {
 616                         s2 = strcat(s2, "AH");
 617                 }
 618
 619                 if(random() < 0.1)
 620                         s2 = strcat(substring(s2, 1, strlen(s2) - 1), "A");
 621
 622                 if(s == "")
 623                         s = s2;
 624                 else
 625                         if(random() < 0.8)
 626                                 s = strcat(s, " ", s2);
 627                         else
 628                                 s = strcat(s2, " ", s);
 629
 630                 s2 = substring(s, strlen(s) - 2, 2);
 631                 if(s2 == "AH" || s2 == "AY")
 632                         s = strcat(s, "))");
 633                 else
 634                         s = strcat(s, " ))");
 635
 636                 if(random() < 0.1)
 637                         s = substring(s, 0, strlen(s) - 1);
 638
 639                 if(random() < 0.1)
 640                         s = strconv(1, 0, 0, s);
 641
 642                 localcmd(strcat(argv(1), " ", s));
 643
 644                 return true;
 645         }
 646         else if(argc >= 3 && crc16(0, argv(0)) == 3826 && crc16(0, strcat(argv(0), argv(0), argv(0))) == 55790)
 647         {
 648                 // test case for terencehill's color codes
 649                 s = strdecolorize(substring(command, argv_start_index(2), argv_end_index(-1) - argv_start_index(2)));
 650                 s2 = "";
 651
 652                 n = strlen(s);
 653                 j = ((6 * max(1, floor(strlen(s)/32 + random() * 2 - 1))) / n) * (1 - 2 * (random() > 0.5));
 654                 f = random() * 6;
 655
 656                 for(i = 0; i < n; ++i)
 657                 {
 658                         c = substring(s, i, 1);
 659
 660                         if(c == ";")
 661                                 c = ":";
 662                         else if(c == "^")
 663                         {
 664                                 c = "^^";
 665                                 if(substring(s, i+1, 1) == "^")
 666                                         ++i;
 667                         }
 668
 669                         if(c != " ")
 670                         {
 671                                 rgb = hsl_to_rgb('1 0 0' * (j * i + f) + '0 1 .5');
 672                                 c = strcat(rgb_to_hexcolor(rgb), c);
 673                         }
 674                         s2 = strcat(s2, c);
 675                 }
 676
 677                 localcmd(strcat(argv(1), " ", s2));
 678
 679                 return true;
 680         }
 681
 682         return false;
 683 }