4606638f621ac1240078f0149b2e27ef5cb17c78
[xonotic/xonotic-data.pk3dir.git] / qcsrc / server / command / cmd.qc
1 #include "cmd.qh"
2
3 #include <server/defs.qh>
4 #include <server/miscfunctions.qh>
5
6 #include <common/command/_mod.qh>
7
8 #include "common.qh"
9 #include "vote.qh"
10
11 #include "../bot/api.qh"
12
13 #include "../campaign.qh"
14 #include "../cheats.qh"
15 #include "../client.qh"
16 #include "../clientkill.qh"
17 #include "../player.qh"
18 #include "../ipban.qh"
19 #include "../mapvoting.qh"
20 #include "../scores.qh"
21 #include "../teamplay.qh"
22
23 #include <server/mutators/_mod.qh>
24 #include <common/gamemodes/_mod.qh>
25
26 #ifdef SVQC
27         #include <common/vehicles/all.qh>
28 #endif
29
30 #include <common/constants.qh>
31 #include <common/deathtypes/all.qh>
32 #include <common/effects/all.qh>
33 #include <common/mapinfo.qh>
34 #include <common/notifications/all.qh>
35 #include <common/physics/player.qh>
36 #include <common/teams.qh>
37 #include <common/util.qh>
38 #include <common/mapobjects/triggers.qh>
39
40 #include <common/minigames/sv_minigames.qh>
41
42 #include <common/monsters/_mod.qh>
43 #include <common/monsters/sv_spawn.qh>
44 #include <common/monsters/sv_monsters.qh>
45
46 #include <lib/warpzone/common.qh>
47
48 // =========================================================
49 //  Server side networked commands code, reworked by Samual
50 //  Last updated: December 28th, 2011
51 // =========================================================
52
53 bool SV_ParseClientCommand_floodcheck(entity this)
54 {
55         entity store = IS_CLIENT(this) ? CS(this) : this; // unfortunately, we need to store these on the client initially
56
57         if (!timeout_status)  // not while paused
58         {
59                 if (time <= (store.cmd_floodtime + autocvar_sv_clientcommand_antispam_time))
60                 {
61                         store.cmd_floodcount += 1;
62                         if (store.cmd_floodcount > autocvar_sv_clientcommand_antispam_count)   return false;  // too much spam, halt
63                 }
64                 else
65                 {
66                         store.cmd_floodtime = time;
67                         store.cmd_floodcount = 1;
68                 }
69         }
70         return true;  // continue, as we're not flooding yet
71 }
72
73
74 // =======================
75 //  Command Sub-Functions
76 // =======================
77
78 void ClientCommand_autoswitch(entity caller, int request, int argc)
79 {
80         switch (request)
81         {
82                 case CMD_REQUEST_COMMAND:
83                 {
84                         if (argv(1) != "")
85                         {
86                                 CS(caller).autoswitch = InterpretBoolean(argv(1));
87                                 sprint(caller, strcat("^1autoswitch is currently turned ", (CS(caller).autoswitch ? "on" : "off"), ".\n"));
88                                 return;
89                         }
90                 }
91
92                 default:
93                         sprint(caller, "Incorrect parameters for ^2autoswitch^7\n");
94                 case CMD_REQUEST_USAGE:
95                 {
96                         sprint(caller, "\nUsage:^3 cmd autoswitch selection\n");
97                         sprint(caller, "  Where 'selection' controls if autoswitch is on or off.\n");
98                         return;
99                 }
100         }
101 }
102
103 void ClientCommand_clientversion(entity caller, int request, int argc)  // internal command, used only by code
104 {
105         switch (request)
106         {
107                 case CMD_REQUEST_COMMAND:
108                 {
109                         if (argv(1) != "")
110                         {
111                                 if (IS_CLIENT(caller))
112                                 {
113                                         CS(caller).version = ((argv(1) == "$gameversion") ? 1 : stof(argv(1)));
114
115                                         if (CS(caller).version < autocvar_gameversion_min || CS(caller).version > autocvar_gameversion_max)
116                                         {
117                                                 CS(caller).version_mismatch = true;
118                                                 ClientKill_TeamChange(caller, -2);  // observe
119                                         }
120                                         else if (autocvar_g_campaign || autocvar_g_balance_teams)
121                                         {
122                                                 // JoinBestTeam(caller, false, true);
123                                         }
124                                         else if (teamplay && !autocvar_sv_spectate && !(Player_GetForcedTeamIndex(caller) > 0))
125                                         {
126                                                 TRANSMUTE(Observer, caller);  // really?
127                                                 stuffcmd(caller, "menu_showteamselect\n");
128                                         }
129                                 }
130
131                                 return;
132                         }
133                 }
134
135                 default:
136                         sprint(caller, "Incorrect parameters for ^2clientversion^7\n");
137                 case CMD_REQUEST_USAGE:
138                 {
139                         sprint(caller, "\nUsage:^3 cmd clientversion version\n");
140                         sprint(caller, "  Where 'version' is the game version reported by caller.\n");
141                         return;
142                 }
143         }
144 }
145
146 void ClientCommand_mv_getpicture(entity caller, int request, int argc)  // internal command, used only by code
147 {
148         switch (request)
149         {
150                 case CMD_REQUEST_COMMAND:
151                 {
152                         if (argv(1) != "")
153                         {
154                                 if (intermission_running) MapVote_SendPicture(caller, stof(argv(1)));
155
156                                 return;
157                         }
158                 }
159
160                 default:
161                         sprint(caller, "Incorrect parameters for ^2mv_getpicture^7\n");
162                 case CMD_REQUEST_USAGE:
163                 {
164                         sprint(caller, "\nUsage:^3 cmd mv_getpicture mapid\n");
165                         sprint(caller, "  Where 'mapid' is the id number of the map to request an image of on the map vote selection menu.\n");
166                         return;
167                 }
168         }
169 }
170
171 void ClientCommand_wpeditor(entity caller, int request, int argc)
172 {
173         switch (request)
174         {
175                 case CMD_REQUEST_COMMAND:
176                 {
177                         if (!autocvar_g_waypointeditor)
178                         {
179                                 sprint(caller, "ERROR: this command works only if the waypoint editor is on\n");
180                                 return;
181                         }
182
183                         if (argv(1) != "")
184                         {
185                                 if (argv(1) == "spawn")
186                                 {
187                                         string s = argv(2);
188                                         if (!IS_PLAYER(caller))
189                                                 sprint(caller, "ERROR: this command works only if you are player\n");
190                                         else
191                                                 waypoint_spawn_fromeditor(caller, (s == "crosshair"), (s == "jump"), (s == "crouch"), (s == "support"));
192                                         return;
193                                 }
194                                 else if (argv(1) == "remove")
195                                 {
196                                         if (!IS_PLAYER(caller))
197                                                 sprint(caller, "ERROR: this command works only if you are player\n");
198                                         else
199                                                 waypoint_remove_fromeditor(caller);
200                                         return;
201                                 }
202                                 else if (argv(1) == "hardwire")
203                                 {
204                                         string s = argv(2);
205                                         waypoint_start_hardwiredlink(caller, (s == "crosshair"));
206                                         return;
207                                 }
208                                 else if (argv(1) == "lock")
209                                 {
210                                         waypoint_lock(caller);
211                                         return;
212                                 }
213                                 else if (argv(1) == "unreachable")
214                                 {
215                                         if (!IS_PLAYER(caller))
216                                                 sprint(caller, "ERROR: this command works only if you are player\n");
217                                         else
218                                                 waypoint_unreachable(caller);
219                                         return;
220                                 }
221                                 else if (argv(1) == "saveall")
222                                 {
223                                         waypoint_saveall();
224                                         return;
225                                 }
226                                 else if (argv(1) == "relinkall")
227                                 {
228                                         waypoint_schedulerelinkall();
229                                         return;
230                                 }
231                                 else if (argv(1) == "symaxis")
232                                 {
233                                         if (argv(2) == "set" || argv(2) == "get")
234                                         {
235                                                 waypoint_getSymmetricalAxis_cmd(caller, (argv(2) == "set"), 3);
236                                                 return;
237                                         }
238                                 }
239                                 else if (argv(1) == "symorigin")
240                                 {
241                                         if (argv(2) == "set" || argv(2) == "get")
242                                         {
243                                                 waypoint_getSymmetricalOrigin_cmd(caller, (argv(2) == "set"), 3);
244                                                 return;
245                                         }
246                                 }
247                         }
248                 }
249
250                 default:
251                         sprint(caller, "Incorrect parameters for ^2wpeditor^7\n");
252                 case CMD_REQUEST_USAGE:
253                 {
254                         sprint(caller, "\nUsage:^3 cmd wpeditor action\n");
255                         sprint(caller, "  Where 'action' can be:\n");
256                         sprint(caller, "   ^5spawn^7: spawns a waypoint at player's position\n");
257                         sprint(caller, "   ^5remove^7: removes player's nearest waypoint\n");
258                         sprint(caller, "   ^5unreachable^7: reveals waypoints and items unreachable from the current position and spawnpoints without a nearest waypoint\n");
259                         sprint(caller, "   ^5saveall^7: saves all waypoints and links to file\n");
260                         sprint(caller, "   ^5relinkall^7: relinks all waypoints as if they were respawned\n");
261                         sprint(caller, "   ^5spawn crosshair^7: spawns a waypoint at crosshair's position\n");
262                         sprint(caller, "   ^7 in general useful to create special and hardwired links with ease from existing waypoints\n");
263                         sprint(caller, "   ^7 in particular it's the only way to create custom jumppad waypoints (spawn another waypoint to create destination))\n");
264                         sprint(caller, "   ^5spawn jump^7: spawns a jump waypoint (place it at least 60 qu before jump start, spawn another waypoint to create destination)\n");
265                         sprint(caller, "   ^5spawn crouch^7: spawns a crouch waypoint (it links only to very close waypoints)\n");
266                         sprint(caller, "   ^5spawn support^7: spawns a support waypoint (spawn another waypoint to create destination from which all incoming links are removed)\n");
267                         sprint(caller, "   ^7 useful to replace links to problematic jumppad/teleport waypoints\n");
268                         sprint(caller, "   ^5hardwire^7: marks the nearest waypoint as origin of a new hardwired link (spawn another waypoint over an existing one to create destination)\n");
269                         sprint(caller, "   ^5hardwire crosshair^7: marks the waypoint at crosshair instead of the nearest waypoint\n");
270                         sprint(caller, "   ^5lock^7: locks link display of the aimed waypoint (unlocks if no waypoint is found at crosshair's position)\n");
271                         sprint(caller, "   ^5symorigin get|set\n");
272                         sprint(caller, "   ^5symorigin get|set p1 p2 ... pX\n");
273                         sprint(caller, "   ^5symaxis get|set p1 p2\n");
274                         sprint(caller, "   ^7 where p1 p2 ... pX are positions (\"x y z\", z can be omitted) that you know are perfectly symmetrical"
275                                                                 " so you can determine origin/axis of symmetry of maps without ctf flags or where flags aren't perfectly symmetrical\n");
276                         sprint(caller, "  See 'wpeditor_menu' for a selectable list of various commands and useful settings to edit waypoints.\n");
277                         return;
278                 }
279         }
280 }
281
282 void ClientCommand_join(entity caller, int request)
283 {
284         switch (request)
285         {
286                 case CMD_REQUEST_COMMAND:
287                 {
288                         if (!game_stopped)
289                         if (IS_CLIENT(caller) && !IS_PLAYER(caller))
290                         if (joinAllowed(caller))
291                                 Join(caller);
292
293                         return;  // never fall through to usage
294                 }
295
296                 default:
297                 case CMD_REQUEST_USAGE:
298                 {
299                         sprint(caller, "\nUsage:^3 cmd join\n");
300                         sprint(caller, "  No arguments required.\n");
301                         return;
302                 }
303         }
304 }
305
306 void ClientCommand_kill(entity caller, int request)
307 {
308         switch (request)
309         {
310                 case CMD_REQUEST_COMMAND:
311                 {
312                         if(IS_SPEC(caller) || IS_OBSERVER(caller))
313                                 return; // no point warning about this, command does nothing
314
315                         if(GetResource(caller, RES_HEALTH) <= 0)
316                         {
317                                 sprint(caller, "Can't die - you are already dead!\n");
318                                 return;
319                         }
320
321                         ClientKill(caller);
322
323                         return;  // never fall through to usage
324                 }
325
326                 default:
327                 case CMD_REQUEST_USAGE:
328                 {
329                         sprint(caller, "\nUsage:^3 cmd kill\n");
330                         sprint(caller, "  No arguments required.\n");
331                         return;
332                 }
333         }
334 }
335
336 void ClientCommand_physics(entity caller, int request, int argc)
337 {
338         switch (request)
339         {
340                 case CMD_REQUEST_COMMAND:
341                 {
342                         string command = strtolower(argv(1));
343
344                         if (!autocvar_g_physics_clientselect)
345                         {
346                                 sprint(caller, "Client physics selection is currently disabled.\n");
347                                 return;
348                         }
349
350                         if (command == "list" || command == "help")
351                         {
352                                 sprint(caller, strcat("Available physics sets: \n\n", autocvar_g_physics_clientselect_options, " default\n"));
353                                 return;
354                         }
355
356                         if (Physics_Valid(command) || command == "default")
357                         {
358                                 stuffcmd(caller, strcat("\nseta cl_physics ", command, "\n"));
359                                 sprint(caller, strcat("^2Physics set successfully changed to ^3", command, "\n"));
360                                 return;
361                         }
362                 }
363
364                 default:
365                         sprint(caller, strcat("Current physics set: ^3", CS(caller).cvar_cl_physics, "\n"));
366                 case CMD_REQUEST_USAGE:
367                 {
368                         sprint(caller, "\nUsage:^3 cmd physics <physics>\n");
369                         sprint(caller, "  See 'cmd physics list' for available physics sets.\n");
370                         sprint(caller, "  Argument 'default' resets to standard physics.\n");
371                         return;
372                 }
373         }
374 }
375
376 void ClientCommand_ready(entity caller, int request)  // todo: anti-spam for toggling readyness
377 {
378         switch (request)
379         {
380                 case CMD_REQUEST_COMMAND:
381                 {
382                         if (IS_CLIENT(caller))
383                         {
384                                 if (warmup_stage || sv_ready_restart || g_race_qualifying == 2)
385                                 {
386                                         if (!readyrestart_happened || sv_ready_restart_repeatable)
387                                         {
388                                                 if (time < game_starttime) // game is already restarting
389                                                         return;
390                                                 if (caller.ready)            // toggle
391                                                 {
392                                                         caller.ready = false;
393                                                         if(IS_PLAYER(caller) || caller.caplayer == 1)
394                                                                 bprint(playername(caller, false), "^2 is ^1NOT^2 ready\n");
395                                                 }
396                                                 else
397                                                 {
398                                                         caller.ready = true;
399                                                         if(IS_PLAYER(caller) || caller.caplayer == 1)
400                                                                 bprint(playername(caller, false), "^2 is ready\n");
401                                                 }
402
403                                                 // cannot reset the game while a timeout is active!
404                                                 if (!timeout_status) ReadyCount();
405                                         }
406                                         else
407                                         {
408                                                 sprint(caller, "^1Game has already been restarted\n");
409                                         }
410                                 }
411                         }
412                         return;  // never fall through to usage
413                 }
414
415                 default:
416                 case CMD_REQUEST_USAGE:
417                 {
418                         sprint(caller, "\nUsage:^3 cmd ready\n");
419                         sprint(caller, "  No arguments required.\n");
420                         return;
421                 }
422         }
423 }
424
425 void ClientCommand_say(entity caller, int request, int argc, string command)
426 {
427         switch (request)
428         {
429                 case CMD_REQUEST_COMMAND:
430                 {
431                         if (argc >= 2)   Say(caller, false, NULL, substring(command, argv_start_index(1), argv_end_index(-1) - argv_start_index(1)), 1);
432                         return;  // never fall through to usage
433                 }
434
435                 default:
436                 case CMD_REQUEST_USAGE:
437                 {
438                         sprint(caller, "\nUsage:^3 cmd say <message>\n");
439                         sprint(caller, "  Where 'message' is the string of text to say.\n");
440                         return;
441                 }
442         }
443 }
444
445 void ClientCommand_say_team(entity caller, int request, int argc, string command)
446 {
447         switch (request)
448         {
449                 case CMD_REQUEST_COMMAND:
450                 {
451                         if (argc >= 2)
452                                 Say(caller, true, NULL, substring(command, argv_start_index(1), argv_end_index(-1) - argv_start_index(1)), 1);
453                         return;  // never fall through to usage
454                 }
455
456                 default:
457                 case CMD_REQUEST_USAGE:
458                 {
459                         sprint(caller, "\nUsage:^3 cmd say_team <message>\n");
460                         sprint(caller, "  Where 'message' is the string of text to say.\n");
461                         return;
462                 }
463         }
464 }
465
466 .bool team_selected;
467 void ClientCommand_selectteam(entity caller, int request, int argc)
468 {
469         switch (request)
470         {
471                 case CMD_REQUEST_COMMAND:
472                 {
473                         if (argv(1) == "")
474                         {
475                                 return;
476                         }
477                         if (!IS_CLIENT(caller))
478                         {
479                                 return;
480                         }
481                         if (!teamplay)
482                         {
483                                 sprint(caller, "^7selectteam can only be used in teamgames\n");
484                                 return;
485                         }
486                         if (Player_GetForcedTeamIndex(caller) > 0)
487                         {
488                                 sprint(caller, "^7selectteam can not be used as your team is forced\n");
489                                 return;
490                         }
491                         if (lockteams)
492                         {
493                                 sprint(caller, "^7The game has already begun, you must wait until the next map to be able to join a team.\n");
494                                 return;
495                         }
496                         float selection;
497                         switch (argv(1))
498                         {
499                                 case "red":
500                                 {
501                                         selection = NUM_TEAM_1;
502                                         break;
503                                 }
504                                 case "blue":
505                                 {
506                                         selection = NUM_TEAM_2;
507                                         break;
508                                 }
509                                 case "yellow":
510                                 {
511                                         selection = NUM_TEAM_3;
512                                         break;
513                                 }
514                                 case "pink":
515                                 {
516                                         selection = NUM_TEAM_4;
517                                         break;
518                                 }
519                                 case "auto":
520                                 {
521                                         selection = (-1);
522                                         break;
523                                 }
524                                 default:
525                                 {
526                                         return;
527                                 }
528                         }
529                         if (caller.team == selection && selection != -1 && !IS_DEAD(caller))
530                         {
531                                 sprint(caller, "^7You already are on that team.\n");
532                                 return;
533                         }
534                         if (CS(caller).wasplayer && autocvar_g_changeteam_banned)
535                         {
536                                 sprint(caller, "^1You cannot change team, forbidden by the server.\n");
537                                 return;
538                         }
539                         if ((selection != -1) && autocvar_g_balance_teams &&
540                                 autocvar_g_balance_teams_prevent_imbalance)
541                         {
542                                 entity balance = TeamBalance_CheckAllowedTeams(caller);
543                                 TeamBalance_GetTeamCounts(balance, caller);
544                                 if ((Team_IndexToBit(Team_TeamToIndex(selection)) &
545                                         TeamBalance_FindBestTeams(balance, caller, false)) == 0)
546                                 {
547                                         Send_Notification(NOTIF_ONE, caller, MSG_INFO, INFO_TEAMCHANGE_LARGERTEAM);
548                                         TeamBalance_Destroy(balance);
549                                         return;
550                                 }
551                                 TeamBalance_Destroy(balance);
552                         }
553                         ClientKill_TeamChange(caller, selection);
554                         if (!IS_PLAYER(caller))
555                         {
556                                 caller.team_selected = true; // avoids asking again for team selection on join
557                         }
558                         return;
559                 }
560                 default:
561                         sprint(caller, "Incorrect parameters for ^2selectteam^7\n");
562                 case CMD_REQUEST_USAGE:
563                 {
564                         sprint(caller, "\nUsage:^3 cmd selectteam team\n");
565                         sprint(caller, "  Where 'team' is the prefered team to try and join.\n");
566                         sprint(caller, "  Full list of options here: \"red, blue, yellow, pink, auto\"\n");
567                         return;
568                 }
569         }
570 }
571
572 void ClientCommand_selfstuff(entity caller, int request, string command)
573 {
574         switch (request)
575         {
576                 case CMD_REQUEST_COMMAND:
577                 {
578                         if (argv(1) != "")
579                         {
580                                 stuffcmd(caller, substring(command, argv_start_index(1), argv_end_index(-1) - argv_start_index(1)));
581                                 return;
582                         }
583                 }
584
585                 default:
586                         sprint(caller, "Incorrect parameters for ^2selfstuff^7\n");
587                 case CMD_REQUEST_USAGE:
588                 {
589                         sprint(caller, "\nUsage:^3 cmd selfstuff <command>\n");
590                         sprint(caller, "  Where 'command' is the string to be stuffed to your client.\n");
591                         return;
592                 }
593         }
594 }
595
596 void ClientCommand_sentcvar(entity caller, int request, int argc, string command)
597 {
598         switch (request)
599         {
600                 case CMD_REQUEST_COMMAND:
601                 {
602                         if (argv(1) != "")
603                         {
604                                 // float tokens;
605                                 string s;
606
607                                 if (argc == 2)  // undefined cvar: use the default value on the server then
608                                 {
609                                         s = strcat(substring(command, argv_start_index(0), argv_end_index(1) - argv_start_index(0)), " \"", cvar_defstring(argv(1)), "\"");
610                                         tokenize_console(s);
611                                 }
612
613                                 GetCvars(caller, CS(caller), 1);
614
615                                 return;
616                         }
617                 }
618
619                 default:
620                         sprint(caller, "Incorrect parameters for ^2sentcvar^7\n");
621                 case CMD_REQUEST_USAGE:
622                 {
623                         sprint(caller, "\nUsage:^3 cmd sentcvar <cvar>\n");
624                         sprint(caller, "  Where 'cvar' is the cvar plus arguments to send to the server.\n");
625                         return;
626                 }
627         }
628 }
629
630 void ClientCommand_spectate(entity caller, int request)
631 {
632         switch (request)
633         {
634                 case CMD_REQUEST_COMMAND:
635                 {
636                         if (!intermission_running && IS_CLIENT(caller))
637                         {
638                                 if((IS_SPEC(caller) || IS_OBSERVER(caller)) && argv(1) != "")
639                                 {
640                                         entity client = GetFilteredEntity(argv(1));
641                                         int spec_accepted = VerifyClientEntity(client, false, false);
642                                         if(spec_accepted > 0 && IS_PLAYER(client))
643                                         {
644                                                 if(Spectate(caller, client))
645                                                         return; // fall back to regular handling
646                                         }
647                                 }
648
649                                 int mutator_returnvalue = MUTATOR_CALLHOOK(ClientCommand_Spectate, caller);
650
651                                 if (mutator_returnvalue == MUT_SPECCMD_RETURN) return;
652
653                                 if ((IS_PLAYER(caller) || mutator_returnvalue == MUT_SPECCMD_FORCE))
654                                 if (autocvar_sv_spectate == 1)
655                                         ClientKill_TeamChange(caller, -2); // observe
656                         }
657                         return; // never fall through to usage
658                 }
659
660                 default:
661                 case CMD_REQUEST_USAGE:
662                 {
663                         sprint(caller, "\nUsage:^3 cmd spectate <client>\n");
664                         sprint(caller, "  Where 'client' can be the player to spectate.\n");
665                         return;
666                 }
667         }
668 }
669
670 void ClientCommand_suggestmap(entity caller, int request, int argc)
671 {
672         switch (request)
673         {
674                 case CMD_REQUEST_COMMAND:
675                 {
676                         if (argv(1) != "")
677                         {
678                                 sprint(caller, strcat(MapVote_Suggest(caller, argv(1)), "\n"));
679                                 return;
680                         }
681                 }
682
683                 default:
684                         sprint(caller, "Incorrect parameters for ^2suggestmap^7\n");
685                 case CMD_REQUEST_USAGE:
686                 {
687                         sprint(caller, "\nUsage:^3 cmd suggestmap map\n");
688                         sprint(caller, "  Where 'map' is the name of the map to suggest.\n");
689                         return;
690                 }
691         }
692 }
693
694 void ClientCommand_tell(entity caller, int request, int argc, string command)
695 {
696         switch (request)
697         {
698                 case CMD_REQUEST_COMMAND:
699                 {
700                         if (argc >= 3)
701                         {
702                                 if(!IS_CLIENT(caller) && IS_REAL_CLIENT(caller)) // connecting
703                                 {
704                                         print_to(caller, "You can't ^2tell^7 a message while connecting.");
705                                         return;
706                                 }
707
708                                 entity tell_to = GetIndexedEntity(argc, 1);
709                                 float tell_accepted = VerifyClientEntity(tell_to, true, false);
710
711                                 if (tell_accepted > 0)   // the target is a real client
712                                 {
713                                         if (tell_to != caller) // and we're allowed to send to them :D
714                                         {
715                                                 // workaround for argv indexes indexing ascii chars instead of utf8 chars
716                                                 // In this case when the player name contains utf8 chars
717                                                 // the message gets partially trimmed in the beginning.
718                                                 // Potentially this bug affects any substring call that uses
719                                                 // argv_start_index and argv_end_index.
720
721                                                 string utf8_enable_save = cvar_string("utf8_enable");
722                                                 cvar_set("utf8_enable", "0");
723                                                 string msg = substring(command, argv_start_index(next_token), argv_end_index(-1) - argv_start_index(next_token));
724                                                 cvar_set("utf8_enable", utf8_enable_save);
725
726                                                 Say(caller, false, tell_to, msg, true);
727                                                 return;
728                                         }
729                                         else { print_to(caller, "You can't ^2tell^7 a message to yourself."); return; }
730                                 }
731                                 else if (argv(1) == "#0")
732                                 {
733                                         trigger_magicear_processmessage_forallears(caller, -1, NULL, substring(command, argv_start_index(next_token), argv_end_index(-1) - argv_start_index(next_token)));
734                                         return;
735                                 }
736                                 else { print_to(caller, strcat("tell: ", GetClientErrorString(tell_accepted, argv(1)), ".")); return; }
737                         }
738                 }
739
740                 default:
741                         sprint(caller, "Incorrect parameters for ^2tell^7\n");
742                 case CMD_REQUEST_USAGE:
743                 {
744                         sprint(caller, "\nUsage:^3 cmd tell client <message>\n");
745                         sprint(caller, "  Where 'client' is the entity number or name of the player to send 'message' to.\n");
746                         return;
747                 }
748         }
749 }
750
751 void ClientCommand_voice(entity caller, int request, int argc, string command)
752 {
753         switch (request)
754         {
755                 case CMD_REQUEST_COMMAND:
756                 {
757                         if (argv(1) != "")
758                         {
759                                 entity e = GetVoiceMessage(argv(1));
760                                 if (!e)
761                                 {
762                                         sprint(caller, sprintf("Invalid voice. Use one of: %s\n", allvoicesamples));
763                                         return;
764                                 }
765                                 if (IS_DEAD(caller))
766                                 {
767                                         // don't warn the caller when trying to taunt while dead, just don't play any sounds!
768                                         // we still allow them to see warnings if it's invalid, so a dead player can find out the sounds in peace
769                                         return;
770                                 }
771                                 string msg = "";
772                                 if (argc >= 3)
773                                         msg = substring(command, argv_start_index(2), argv_end_index(-1) - argv_start_index(2));
774                                 VoiceMessage(caller, e, msg);
775
776                                 return;
777                         }
778                 }
779
780                 default:
781                         sprint(caller, "Incorrect parameters for ^2voice^7\n");
782                 case CMD_REQUEST_USAGE:
783                 {
784                         sprint(caller, "\nUsage:^3 cmd voice messagetype <soundname>\n");
785                         sprint(caller, "  'messagetype' is the type of broadcast to do, like team only or such,\n");
786                         sprint(caller, "  and 'soundname' is the string/filename of the sound/voice message to play.\n");
787                         return;
788                 }
789         }
790 }
791
792 /* use this when creating a new command, making sure to place it in alphabetical order... also,
793 ** ADD ALL NEW COMMANDS TO commands.cfg WITH PROPER ALIASES IN THE SAME FASHION!
794 void ClientCommand_(entity caller, int request)
795 {
796     switch(request)
797     {
798         case CMD_REQUEST_COMMAND:
799         {
800
801             return; // never fall through to usage
802         }
803
804         default:
805         case CMD_REQUEST_USAGE:
806         {
807             sprint(caller, "\nUsage:^3 cmd \n");
808             sprint(caller, "  No arguments required.\n");
809             return;
810         }
811     }
812 }
813 */
814
815
816 // =====================================
817 //  Macro system for networked commands
818 // =====================================
819
820 // Do not hard code aliases for these, instead create them in commands.cfg... also: keep in alphabetical order, please ;)
821 #define CLIENT_COMMANDS(ent, request, arguments, command) \
822         CLIENT_COMMAND("autoswitch", ClientCommand_autoswitch(ent, request, arguments), "Whether or not to switch automatically when getting a better weapon") \
823         CLIENT_COMMAND("clientversion", ClientCommand_clientversion(ent, request, arguments), "Release version of the game") \
824         CLIENT_COMMAND("join", ClientCommand_join(ent, request), "Become a player in the game") \
825         CLIENT_COMMAND("kill", ClientCommand_kill(ent, request), "Become a member of the dead") \
826         CLIENT_COMMAND("minigame", ClientCommand_minigame(ent, request, arguments, command), "Start a minigame") \
827         CLIENT_COMMAND("mv_getpicture", ClientCommand_mv_getpicture(ent, request, arguments), "Retrieve mapshot picture from the server") \
828         CLIENT_COMMAND("physics", ClientCommand_physics(ent, request, arguments), "Change physics set") \
829         CLIENT_COMMAND("ready", ClientCommand_ready(ent, request), "Qualify as ready to end warmup stage (or restart server if allowed)") \
830         CLIENT_COMMAND("say", ClientCommand_say(ent, request, arguments, command), "Print a message to chat to all players") \
831         CLIENT_COMMAND("say_team", ClientCommand_say_team(ent, request, arguments, command), "Print a message to chat to all team mates") \
832         CLIENT_COMMAND("selectteam", ClientCommand_selectteam(ent, request, arguments), "Attempt to choose a team to join into") \
833         CLIENT_COMMAND("selfstuff", ClientCommand_selfstuff(ent, request, command), "Stuffcmd a command to your own client") \
834         CLIENT_COMMAND("sentcvar", ClientCommand_sentcvar(ent, request, arguments, command), "New system for sending a client cvar to the server") \
835         CLIENT_COMMAND("spectate", ClientCommand_spectate(ent, request), "Become an observer") \
836         CLIENT_COMMAND("suggestmap", ClientCommand_suggestmap(ent, request, arguments), "Suggest a map to the mapvote at match end") \
837         CLIENT_COMMAND("tell", ClientCommand_tell(ent, request, arguments, command), "Send a message directly to a player") \
838         CLIENT_COMMAND("voice", ClientCommand_voice(ent, request, arguments, command), "Send voice message via sound") \
839         CLIENT_COMMAND("wpeditor", ClientCommand_wpeditor(ent, request, arguments), "Waypoint editor commands") \
840         /* nothing */
841
842 void ClientCommand_macro_help(entity caller)
843 {
844         #define CLIENT_COMMAND(name, function, description) \
845                 { sprint(caller, "  ^2", name, "^7: ", description, "\n"); }
846
847         CLIENT_COMMANDS(NULL, 0, 0, "");
848 #undef CLIENT_COMMAND
849 }
850
851 float ClientCommand_macro_command(int argc, entity caller, string command)
852 {
853         #define CLIENT_COMMAND(name, function, description) \
854                 { if (name == strtolower(argv(0))) { function; return true; } }
855
856         CLIENT_COMMANDS(caller, CMD_REQUEST_COMMAND, argc, command);
857 #undef CLIENT_COMMAND
858
859         return false;
860 }
861
862 float ClientCommand_macro_usage(int argc, entity caller)
863 {
864         #define CLIENT_COMMAND(name, function, description) \
865                 { if (name == strtolower(argv(1))) { function; return true; } }
866
867         CLIENT_COMMANDS(caller, CMD_REQUEST_USAGE, argc, "");
868 #undef CLIENT_COMMAND
869
870         return false;
871 }
872
873 void ClientCommand_macro_write_aliases(float fh)
874 {
875         #define CLIENT_COMMAND(name, function, description) \
876                 { CMD_Write_Alias("qc_cmd_cmd", name, description); }
877
878         CLIENT_COMMANDS(NULL, 0, 0, "");
879 #undef CLIENT_COMMAND
880 }
881
882 // ======================================
883 //  Main Function Called By Engine (cmd)
884 // ======================================
885 // If this function exists, server game code parses clientcommand before the engine code gets it.
886
887 void SV_ParseClientCommand(entity this, string command)
888 {
889         // If invalid UTF-8, don't even parse it
890         string command2 = "";
891         float len = strlen(command);
892         float i;
893         for (i = 0; i < len; ++i)
894                 command2 = strcat(command2, chr2str(str2chr(command, i)));
895         if (command != command2) return;
896
897         // if we're banned, don't even parse the command
898         if (Ban_MaybeEnforceBanOnce(this)) return;
899
900         int argc = tokenize_console(command);
901
902         // Guide for working with argc arguments by example:
903         // argc:   1    - 2      - 3     - 4
904         // argv:   0    - 1      - 2     - 3
905         // cmd     vote - master - login - password
906
907         // for floodcheck
908         switch (strtolower(argv(0)))
909         {
910                 // exempt commands which are not subject to floodcheck
911                 case "begin": break;                               // handled by engine in host_cmd.c
912                 case "download": break;                            // handled by engine in cl_parse.c
913                 case "mv_getpicture": break;                       // handled by server in this file
914                 case "wpeditor": break;                            // handled by server in this file
915                 case "pause": break;                               // handled by engine in host_cmd.c
916                 case "prespawn": break;                            // handled by engine in host_cmd.c
917                 case "sentcvar": break;                            // handled by server in this file
918                 case "spawn": break;                               // handled by engine in host_cmd.c
919                 case "color": case "topcolor": case "bottomcolor": if(teamplay) return; else break; // handled by engine in host_cmd.c
920                 case "c2s": Net_ClientCommand(this, command); return; // handled by net.qh
921
922                 default:
923                         if (SV_ParseClientCommand_floodcheck(this)) break; // "true": continue, as we're not flooding yet
924                         else return;                                   // "false": not allowed to continue, halt // print("^1ERROR: ^7ANTISPAM CAUGHT: ", command, ".\n");
925         }
926
927         /* NOTE: should this be disabled? It can be spammy perhaps, but hopefully it's okay for now */
928         if (argv(0) == "help")
929         {
930                 if (argc == 1)
931                 {
932                         sprint(this, "\nClient networked commands:\n");
933                         ClientCommand_macro_help(this);
934
935                         sprint(this, "\nCommon networked commands:\n");
936                         CommonCommand_macro_help(this);
937
938                         sprint(this, "\nUsage:^3 cmd COMMAND...^7, where possible commands are listed above.\n");
939                         sprint(this, "For help about a specific command, type cmd help COMMAND\n");
940                         return;
941                 }
942                 else if (CommonCommand_macro_usage(argc, this))  // Instead of trying to call a command, we're going to see detailed information about it
943                 {
944                         return;
945                 }
946                 else if (ClientCommand_macro_usage(argc, this))  // same, but for normal commands now
947                 {
948                         return;
949                 }
950         }
951         else if (MUTATOR_CALLHOOK(SV_ParseClientCommand, this, strtolower(argv(0)), argc, command))
952         {
953                 return;  // handled by a mutator
954         }
955         else if (CheatCommand(this, argc))
956         {
957                 return;  // handled by server/cheats.qc
958         }
959         else if (CommonCommand_macro_command(argc, this, command))
960         {
961                 return;                                          // handled by server/command/common.qc
962         }
963         else if (ClientCommand_macro_command(argc, this, command)) // continue as usual and scan for normal commands
964         {
965                 return;                                          // handled by one of the above ClientCommand_* functions
966         }
967         else
968         {
969                 clientcommand(this, command);
970         }
971 }