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simplify a bit
[xonotic/xonotic-data.pk3dir.git] / qcsrc / server / teamplay.qc
1 string cache_mutatormsg;
2 string cache_lastmutatormsg;
3
4 // client counts for each team
5 float c1, c2, c3, c4;
6 // # of bots on those teams
7 float cb1, cb2, cb3, cb4;
8
9 float audit_teams_time;
10
11 float IsTeamBalanceForced()
12 {
13         if(intermission_running)
14                 return 0; // no rebalancing whatsoever please
15         if(!teams_matter)
16                 return 0;
17         if(autocvar_g_campaign)
18                 return 0;
19         if(autocvar_bot_vs_human && (c3==-1 && c4==-1))
20                 return 0;
21         if(!autocvar_g_balance_teams_force)
22                 return -1;
23         return 1;
24 }
25
26 void TeamchangeFrags(entity e)
27 {
28         PlayerScore_Clear(e);
29 }
30
31 vector TeamColor(float teem)
32 {
33         switch(teem)
34         {
35                 case COLOR_TEAM1:
36                         return '1 0.0625 0.0625';
37                 case COLOR_TEAM2:
38                         return '0.0625 0.0625 1';
39                 case COLOR_TEAM3:
40                         return '1 1 0.0625';
41                 case COLOR_TEAM4:
42                         return '1 0.0625 1';
43                 default:
44                         return '1 1 1';
45         }
46 }
47
48 string TeamName(float t)
49 {
50         return strcat(Team_ColorName(t), " Team");
51 }
52 string ColoredTeamName(float t)
53 {
54         return strcat(Team_ColorCode(t), Team_ColorName(t), " Team^7");
55 }
56 string TeamNoName(float t)
57 {
58         // fixme: Search for team entities and get their .netname's!
59         if(t == 1)
60                 return "Red Team";
61         if(t == 2)
62                 return "Blue Team";
63         if(t == 3)
64                 return "Yellow Team";
65         if(t == 4)
66                 return "Pink Team";
67         return "Neutral Team";
68 }
69
70 void dom_init();
71 void ctf_init();
72 void runematch_init();
73 void tdm_init();
74 void nb_init();
75 void entcs_init();
76
77 void LogTeamchange(float player_id, float team_number, float type)
78 {
79         if(!autocvar_sv_eventlog)
80                 return;
81
82         if(player_id < 1)
83                 return;
84
85         GameLogEcho(strcat(":team:", ftos(player_id), ":", ftos(team_number), ":", ftos(type)));
86 }
87
88 void WriteGameCvars()
89 {
90         cvar_set("g_dm", ftos(g_dm));
91         cvar_set("g_tdm", ftos(g_tdm));
92         cvar_set("g_domination", ftos(g_domination));
93         cvar_set("g_ctf", ftos(g_ctf));
94         cvar_set("g_runematch", ftos(g_runematch));
95         cvar_set("g_lms", ftos(g_lms));
96         cvar_set("g_arena", ftos(g_arena));
97         cvar_set("g_ca", ftos(g_ca));
98         cvar_set("g_keyhunt", ftos(g_keyhunt));
99         cvar_set("g_assault", ftos(g_assault));
100         cvar_set("g_onslaught", ftos(g_onslaught));
101         cvar_set("g_race", ftos(g_race));
102         cvar_set("g_nexball", ftos(g_nexball));
103         cvar_set("g_cts", ftos(g_cts));
104         cvar_set("g_freezetag", ftos(g_freezetag));
105         cvar_set("g_keepaway", ftos(g_keepaway));
106 }
107
108 void ReadGameCvars()
109 {
110         float found;
111         float prev;
112         float i;
113
114         found = 0;
115         prev = autocvar_gamecfg;
116         for(i = 0; i < 2; ++i)
117         {
118 //#NO AUTOCVARS START
119                 found += (g_dm = (!found && (prev != GAME_DEATHMATCH) && cvar("g_dm")));
120                 found += (g_tdm = (!found && (prev != GAME_TEAM_DEATHMATCH) && cvar("g_tdm")));
121                 found += (g_domination = (!found && (prev != GAME_DOMINATION) && cvar("g_domination")));
122                 found += (g_ctf = (!found && (prev != GAME_CTF) && cvar("g_ctf")));
123                 found += (g_runematch = (!found && (prev != GAME_RUNEMATCH) && cvar("g_runematch")));
124                 found += (g_lms = (!found && (prev != GAME_LMS) && cvar("g_lms")));
125                 found += (g_arena = (!found && (prev != GAME_ARENA) && cvar("g_arena")));
126                 found += (g_ca = (!found && (prev != GAME_CA) && cvar("g_ca")));
127                 found += (g_keyhunt = (!found && (prev != GAME_KEYHUNT) && cvar("g_keyhunt")));
128                 found += (g_assault = (!found && (prev != GAME_ASSAULT) && cvar("g_assault")));
129                 found += (g_onslaught = (!found && (prev != GAME_ONSLAUGHT) && cvar("g_onslaught")));
130                 found += (g_race = (!found && (prev != GAME_RACE) && cvar("g_race")));
131                 found += (g_nexball = (!found && (prev != GAME_NEXBALL) && cvar("g_nexball")));
132                 found += (g_cts = (!found && (prev != GAME_CTS) && cvar("g_cts")));
133                 found += (g_freezetag = (!found && (prev != GAME_FREEZETAG) && cvar("g_freezetag")));
134                 found += (g_keepaway = (!found && (prev != GAME_KEEPAWAY) && cvar("g_keepaway")));
135 //#NO AUTOCVARS END
136
137                 if(found)
138                         break;
139
140                 prev = -1; // second attempt takes place WITHOUT prev set
141         }
142
143         if(!found)
144                 g_dm = 1;
145
146         if(g_dm && autocvar_deathmatch_force_teamplay)
147         {
148                 g_dm = 0;
149                 g_tdm = 1;
150         }
151
152         teams_matter = 0;
153         serverflags &~= SERVERFLAG_TEAMPLAY;
154 }
155
156 void default_delayedinit()
157 {
158         if(!scores_initialized)
159                 ScoreRules_generic();
160 }
161
162 void ActivateTeamplay()
163 {
164         serverflags |= SERVERFLAG_TEAMPLAY;
165         teams_matter = 1;
166 }
167
168 void InitGameplayMode()
169 {
170         float fraglimit_override, timelimit_override, leadlimit_override, qualifying_override;
171
172         qualifying_override = -1;
173
174         VoteReset();
175
176         // make sure only ONE type is selected
177         ReadGameCvars();
178         WriteGameCvars();
179
180         // find out good world mins/maxs bounds, either the static bounds found by looking for solid, or the mapinfo specified bounds
181         get_mi_min_max(1);
182         world.mins = mi_min;
183         world.maxs = mi_max;
184
185         MapInfo_LoadMapSettings(mapname);
186
187         if not(cvar_value_issafe(world.fog))
188         {
189                 print("The current map contains a potentially harmful fog setting, ignored\n");
190                 world.fog = string_null;
191         }
192         if(MapInfo_Map_fog != "")
193                 if(MapInfo_Map_fog == "none")
194                         world.fog = string_null;
195                 else
196                         world.fog = strzone(MapInfo_Map_fog);
197         clientstuff = strzone(MapInfo_Map_clientstuff);
198
199         MapInfo_ClearTemps();
200
201         // in case mapinfo switched the type
202         ReadGameCvars();
203
204         // set both here, gamemode can override it later
205         timelimit_override = autocvar_timelimit_override;
206         fraglimit_override = autocvar_fraglimit_override;
207         leadlimit_override = autocvar_leadlimit_override;
208
209         if(g_dm)
210         {
211                 game = GAME_DEATHMATCH;
212                 gamemode_name = "Deathmatch";
213         }
214
215         if(g_tdm)
216         {
217                 game = GAME_TEAM_DEATHMATCH;
218                 gamemode_name = "Team Deathmatch";
219                 ActivateTeamplay();
220                 tdm_init();
221                 if(autocvar_g_tdm_team_spawns)
222                         have_team_spawns = -1; // request team spawns
223         }
224
225         if(g_domination)
226         {
227                 game = GAME_DOMINATION;
228                 gamemode_name = "Domination";
229                 ActivateTeamplay();
230                 fraglimit_override = autocvar_g_domination_point_limit;
231                 leadlimit_override = autocvar_g_domination_point_leadlimit;
232                 dom_init();
233                 have_team_spawns = -1; // request team spawns
234         }
235
236         if(g_ctf)
237         {
238                 game = GAME_CTF;
239                 gamemode_name = "Capture the Flag";
240                 ActivateTeamplay();
241                 g_ctf_ignore_frags = autocvar_g_ctf_ignore_frags;
242                 if(g_ctf_win_mode == 2)
243                 {
244                         fraglimit_override = autocvar_g_ctf_capture_limit;
245                         leadlimit_override = autocvar_g_ctf_capture_leadlimit;
246                 }
247                 else
248                 {
249                         fraglimit_override = autocvar_capturelimit_override;
250                         leadlimit_override = autocvar_captureleadlimit_override;
251                 }
252                 ctf_init();
253                 have_team_spawns = -1; // request team spawns
254         }
255
256         if(g_runematch)
257         {
258                 game = GAME_RUNEMATCH;
259                 gamemode_name = "Rune Match";
260                 if(autocvar_deathmatch_force_teamplay)
261                         ActivateTeamplay();
262                 fraglimit_override = autocvar_g_runematch_point_limit;
263                 leadlimit_override = autocvar_g_runematch_point_leadlimit;
264                 runematch_init();
265         }
266
267         if(g_lms)
268         {
269                 game = GAME_LMS;
270                 gamemode_name = "Last Man Standing";
271                 fraglimit_override = autocvar_g_lms_lives_override;
272                 leadlimit_override = 0; // not supported by LMS
273                 if(fraglimit_override == 0)
274                         fraglimit_override = -1;
275                 lms_lowest_lives = 9999;
276                 lms_next_place = 0;
277                 ScoreRules_lms();
278         }
279
280         if(g_arena)
281         {
282                 game = GAME_ARENA;
283                 gamemode_name = "Arena";
284                 fraglimit_override = autocvar_g_arena_point_limit;
285                 leadlimit_override = autocvar_g_arena_point_leadlimit;
286                 maxspawned = autocvar_g_arena_maxspawned;
287                 if(maxspawned < 2)
288                         maxspawned = 2;
289                 arena_roundbased = autocvar_g_arena_roundbased;
290         }
291
292         if(g_ca)
293         {
294                 game = GAME_CA;
295                 gamemode_name = "Clan Arena";
296                 ActivateTeamplay();
297                 fraglimit_override = autocvar_g_ca_point_limit;
298                 leadlimit_override = autocvar_g_ca_point_leadlimit;
299                 precache_sound("ctf/red_capture.wav");
300                 precache_sound("ctf/blue_capture.wav");
301         }
302         if(g_keyhunt)
303         {
304                 game = GAME_KEYHUNT;
305                 gamemode_name = "Key Hunt";
306                 ActivateTeamplay();
307                 fraglimit_override = autocvar_g_keyhunt_point_limit;
308                 leadlimit_override = autocvar_g_keyhunt_point_leadlimit;
309                 MUTATOR_ADD(gamemode_keyhunt);
310         }
311
312         if(g_freezetag)
313         {
314                 game = GAME_FREEZETAG;
315                 gamemode_name = "Freeze Tag";
316                 ActivateTeamplay();
317                 fraglimit_override = autocvar_g_freezetag_point_limit;
318                 leadlimit_override = autocvar_g_freezetag_point_leadlimit;
319                 MUTATOR_ADD(gamemode_freezetag);
320         }
321
322         if(g_assault)
323         {
324                 game = GAME_ASSAULT;
325                 gamemode_name = "Assault";
326                 ActivateTeamplay();
327                 ScoreRules_assault();
328                 have_team_spawns = -1; // request team spawns
329         }
330
331         if(g_onslaught)
332         {
333                 game = GAME_ONSLAUGHT;
334                 gamemode_name = "Onslaught";
335                 ActivateTeamplay();
336                 have_team_spawns = -1; // request team spawns
337         }
338
339         if(g_race)
340         {
341                 game = GAME_RACE;
342                 gamemode_name = "Race";
343
344                 if(autocvar_g_race_teams)
345                 {
346                         ActivateTeamplay();
347                         race_teams = bound(2, autocvar_g_race_teams, 4);
348                         have_team_spawns = -1; // request team spawns
349                 }
350                 else
351                         race_teams = 0;
352
353                 qualifying_override = autocvar_g_race_qualifying_timelimit_override;
354                 fraglimit_override = autocvar_g_race_laps_limit;
355                 leadlimit_override = 0; // currently not supported by race
356         }
357
358         if(g_cts)
359         {
360                 game = GAME_CTS;
361                 gamemode_name = "CTS";
362                 g_race_qualifying = 1;
363                 fraglimit_override = 0;
364                 leadlimit_override = 0;
365         }
366
367         if(g_nexball)
368         {
369                 game = GAME_NEXBALL;
370                 gamemode_name = "Nexball";
371                 fraglimit_override = autocvar_g_nexball_goallimit;
372                 leadlimit_override = autocvar_g_nexball_goalleadlimit;
373                 ActivateTeamplay();
374                 nb_init();
375                 have_team_spawns = -1; // request team spawns
376         }
377
378         if(g_keepaway)
379         {
380                 game = GAME_KEEPAWAY;
381                 gamemode_name = "Keepaway";
382                 MUTATOR_ADD(gamemode_keepaway);
383         }
384
385         if(teams_matter)
386                 entcs_init();
387
388         // save it (for the next startup)
389         cvar_set("gamecfg", ftos(game));
390
391         cache_mutatormsg = strzone("");
392         cache_lastmutatormsg = strzone("");
393
394         // enforce the server's universal frag/time limits
395         if(!autocvar_g_campaign)
396         {
397                 if(fraglimit_override >= 0)
398                         cvar_set("fraglimit", ftos(fraglimit_override));
399                 if(timelimit_override >= 0)
400                         cvar_set("timelimit", ftos(timelimit_override));
401                 if(leadlimit_override >= 0)
402                         cvar_set("leadlimit", ftos(leadlimit_override));
403                 if(qualifying_override >= 0)
404                         cvar_set("g_race_qualifying_timelimit", ftos(qualifying_override));
405         }
406
407         if(g_race)
408         {
409                 // we need to find out the correct value for g_race_qualifying
410                 if(autocvar_g_campaign)
411                 {
412                         g_race_qualifying = 1;
413                 }
414                 else if(!autocvar_g_campaign && autocvar_g_race_qualifying_timelimit > 0)
415                 {
416                         g_race_qualifying = 2;
417                         race_fraglimit = autocvar_fraglimit;
418                         race_leadlimit = autocvar_leadlimit;
419                         race_timelimit = autocvar_timelimit;
420                         cvar_set("fraglimit", "0");
421                         cvar_set("leadlimit", "0");
422                         cvar_set("timelimit", ftos(autocvar_g_race_qualifying_timelimit));
423                 }
424                 else
425                         g_race_qualifying = 0;
426         }
427
428         if(g_race || g_cts)
429         {
430                 if(g_race_qualifying)
431                         independent_players = 1;
432
433                 ScoreRules_race();
434         }
435
436         InitializeEntity(world, default_delayedinit, INITPRIO_GAMETYPE_FALLBACK);
437 }
438
439 string GetClientVersionMessage() {
440         local string versionmsg;
441         if (self.version_mismatch) {
442                 if(self.version < autocvar_gameversion) {
443                         versionmsg = "^3Your client version is outdated.\n\n\n### YOU WON'T BE ABLE TO PLAY ON THIS SERVER ###\n\n\nPlease update!!!^8";
444                 } else {
445                         versionmsg = "^3This server is using an outdated Xonotic version.\n\n\n ### THIS SERVER IS INCOMPATIBLE AND THUS YOU CANNOT JOIN ###.^8";
446                 }
447         } else {
448                 versionmsg = "^2client version and server version are compatible.^8";
449         }
450         return versionmsg;
451 }
452
453
454 void PrintWelcomeMessage(entity pl)
455 {
456         string s, modifications, motd;
457
458         if(self.cvar_scr_centertime == 0) return;
459
460         if(autocvar_g_campaign)
461         {
462                 if(self.classname == "player" && !self.BUTTON_INFO)
463                         return;
464         }
465         else
466         {
467                 if((time - self.jointime) > autocvar_welcome_message_time && !self.BUTTON_INFO)
468                         return;
469         }
470
471         if( !(timeoutStatus >= 1) ) { //really print the WelcomeMessage to the player every frame when timeout-seconds are shown or the game is restarted, to make sure that the shown number is accurate
472                 if(self.welcomemessage_time > time) return;
473                 self.welcomemessage_time = time + max(0.5, self.cvar_scr_centertime * 0.6);
474         }
475
476         if(autocvar_g_campaign)
477         {
478                 centerprint(pl, campaign_message);
479                 return;
480         }
481
482 //TODO GreEn`mArine: make the timeout-messages clientside as well (just like the ready restart countdown)!
483         if(!self.BUTTON_INFO)
484         {
485                 // TODO get rid of this too
486                 local string specString;
487                 specString = NEWLINES;
488                 //if(time < game_starttime) //also show the countdown when being a spectator
489                 //      specString = strcat(specString, "\n\n^1Game starts in ", ftos(ceil(game_starttime - time)), " seconds^7");
490                 //else
491                 if (timeoutStatus != 0)
492                         specString = strcat(specString, "\n\n", getTimeoutText(1));
493                 else
494                 {
495                         if(self.classname == "player")
496                                 return;
497                         goto normal;
498                 }
499                 return centerprint_atprio(self, CENTERPRIO_SPAM, specString);
500         }
501
502 :normal
503         ret_string = "";
504         MUTATOR_CALLHOOK(BuildMutatorsPrettyString);
505         modifications = ret_string;
506         
507         if(g_minstagib)
508                 modifications = strcat(modifications, ", MinstaGib");
509         if(g_weaponarena)
510         {
511                 if(g_weaponarena_random)
512                         modifications = strcat(modifications, ", ", ftos(g_weaponarena_random), " of ", g_weaponarena_list, " Arena");
513                 else
514                         modifications = strcat(modifications, ", ", g_weaponarena_list, " Arena");
515         }
516         if(autocvar_g_start_weapon_laser == 0)
517                 modifications = strcat(modifications, ", No start weapons");
518         if(autocvar_sv_gravity < 800)
519                 modifications = strcat(modifications, ", Low gravity");
520         if(g_cloaked)
521                 modifications = strcat(modifications, ", Cloaked");
522         if(g_grappling_hook)
523                 modifications = strcat(modifications, ", Hook");
524         if(g_midair)
525                 modifications = strcat(modifications, ", Midair");
526         if(g_pinata)
527                 modifications = strcat(modifications, ", Pinata");
528         if(g_weapon_stay)
529                 modifications = strcat(modifications, ", Weapons stay");
530         if(g_bloodloss > 0)
531                 modifications = strcat(modifications, ", Bloodloss");
532         if(g_jetpack)
533                 modifications = strcat(modifications, ", Jet pack");
534         modifications = substring(modifications, 2, strlen(modifications) - 2);
535
536         local string versionmessage;
537         versionmessage = GetClientVersionMessage();
538
539         s = strcat(s, NEWLINES, "This is Xonotic ", autocvar_g_xonoticversion, "\n", versionmessage);
540         s = strcat(s, "^8\n\nmatch type is ^1", gamemode_name, "^8\n");
541
542         if(modifications != "")
543                 s = strcat(s, "^8\nactive modifications: ^3", modifications, "^8\n");
544
545         if(timeoutStatus != 0)
546                 s = strcat(s, "\n\n", getTimeoutText(1));
547
548         if (g_grappling_hook)
549                 s = strcat(s, "\n\n^3grappling hook^8 is enabled, press 'e' to use it\n");
550
551         if(cache_lastmutatormsg != autocvar_g_mutatormsg)
552         {
553                 if(cache_lastmutatormsg)
554                         strunzone(cache_lastmutatormsg);
555                 if(cache_mutatormsg)
556                         strunzone(cache_mutatormsg);
557                 cache_lastmutatormsg = strzone(autocvar_g_mutatormsg);
558                 cache_mutatormsg = strzone(cache_lastmutatormsg);
559         }
560
561         if (cache_mutatormsg != "") {
562                 s = strcat(s, "\n\n^8special gameplay tips: ^7", cache_mutatormsg);
563         }
564
565         motd = autocvar_sv_motd;
566         if (motd != "") {
567                 s = strcat(s, "\n\n^8MOTD: ^7", strreplace("\\n", "\n", motd));
568         }
569         s = strcat(s, "\n");
570
571         centerprint(pl, s);
572 }
573
574
575 void SetPlayerColors(entity pl, float _color)
576 {
577         /*string s;
578         s = ftos(cl);
579         stuffcmd(pl, strcat("color ", s, " ", s, "\n")  );
580         pl.team = cl + 1;
581         //pl.clientcolors = pl.clientcolors - (pl.clientcolors & 15) + cl;
582         pl.clientcolors = 16*cl + cl;*/
583
584         float pants, shirt;
585         pants = _color & 0x0F;
586         shirt = _color & 0xF0;
587
588
589         if(teams_matter) {
590                 setcolor(pl, 16*pants + pants);
591         } else {
592                 setcolor(pl, shirt + pants);
593         }
594 }
595
596 void SetPlayerTeam(entity pl, float t, float s, float noprint)
597 {
598         float _color;
599
600         if(t == 4)
601                 _color = COLOR_TEAM4 - 1;
602         else if(t == 3)
603                 _color = COLOR_TEAM3 - 1;
604         else if(t == 2)
605                 _color = COLOR_TEAM2 - 1;
606         else
607                 _color = COLOR_TEAM1 - 1;
608
609         SetPlayerColors(pl,_color);
610
611         if(t != s) {
612                 LogTeamchange(pl.playerid, pl.team, 3);  // log manual team join
613
614                 if(!noprint)
615                 bprint(pl.netname, "^7 has changed from ", TeamNoName(s), " to ", TeamNoName(t), "\n");
616         }
617
618 }
619
620 // set c1...c4 to show what teams are allowed
621 void CheckAllowedTeams (entity for_whom)
622 {
623         float dm;
624         entity head;
625         string teament_name;
626
627         c1 = c2 = c3 = c4 = -1;
628         cb1 = cb2 = cb3 = cb4 = 0;
629
630         if(autocvar_g_campaign && for_whom && clienttype(for_whom) == CLIENTTYPE_REAL)
631         {
632                 c1 = 0; // only allow RED team for player joining
633         }
634         else if(g_onslaught)
635         {
636                 // onslaught is special
637                 head = findchain(classname, "onslaught_generator");
638                 while (head)
639                 {
640                         if (head.team == COLOR_TEAM1) c1 = 0;
641                         if (head.team == COLOR_TEAM2) c2 = 0;
642                         if (head.team == COLOR_TEAM3) c3 = 0;
643                         if (head.team == COLOR_TEAM4) c4 = 0;
644                         head = head.chain;
645                 }
646         }
647         else if(g_domination)
648                 teament_name = "dom_team";
649         else if(g_ctf)
650                 teament_name = "ctf_team";
651         else if(g_tdm)
652                 teament_name = "tdm_team";
653         else if(g_nexball)
654                 teament_name = "nexball_team";
655         else if(g_assault)
656                 c1 = c2 = 0; // Assault always has 2 teams
657         else
658         {
659                 // cover anything else by treating it like tdm with no teams spawned
660                 if(g_race)
661                         dm = race_teams;
662                 else
663                         dm = 2;
664
665                 ret_float = dm;
666                 MUTATOR_CALLHOOK(GetTeamCount);
667                 dm = ret_float;
668
669                 if(dm >= 4)
670                         c1 = c2 = c3 = c4 = 0;
671                 else if(dm >= 3)
672                         c1 = c2 = c3 = 0;
673                 else
674                         c1 = c2 = 0;
675         }
676
677         // find out what teams are allowed if necessary
678         if(teament_name)
679         {
680                 head = find(world, classname, teament_name);
681                 while(head)
682                 {
683                         if(!(g_domination && head.netname == ""))
684                         {
685                                 if(head.team == COLOR_TEAM1)
686                                         c1 = 0;
687                                 else if(head.team == COLOR_TEAM2)
688                                         c2 = 0;
689                                 else if(head.team == COLOR_TEAM3)
690                                         c3 = 0;
691                                 else if(head.team == COLOR_TEAM4)
692                                         c4 = 0;
693                         }
694                         head = find(head, classname, teament_name);
695                 }
696         }
697
698         // TODO: Balance quantity of bots across > 2 teams when bot_vs_human is set (and remove next line)
699         if(c3==-1 && c4==-1)
700         if(autocvar_bot_vs_human && for_whom)
701         {
702                 if(autocvar_bot_vs_human > 0)
703                 {
704                         // bots are all blue
705                         if(clienttype(for_whom) == CLIENTTYPE_BOT)
706                                 c1 = c3 = c4 = -1;
707                         else
708                                 c2 = -1;
709                 }
710                 else
711                 {
712                         // bots are all red
713                         if(clienttype(for_whom) == CLIENTTYPE_BOT)
714                                 c2 = c3 = c4 = -1;
715                         else
716                                 c1 = -1;
717                 }
718         }
719
720         // if player has a forced team, ONLY allow that one
721         if(self.team_forced == COLOR_TEAM1 && c1 >= 0)
722                 c2 = c3 = c4 = -1;
723         else if(self.team_forced == COLOR_TEAM2 && c2 >= 0)
724                 c1 = c3 = c4 = -1;
725         else if(self.team_forced == COLOR_TEAM3 && c3 >= 0)
726                 c1 = c2 = c4 = -1;
727         else if(self.team_forced == COLOR_TEAM4 && c4 >= 0)
728                 c1 = c2 = c3 = -1;
729 }
730
731 float PlayerValue(entity p)
732 {
733         if(IsTeamBalanceForced() == 1)
734                 return 1;
735         return 1;
736         // FIXME: it always returns 1...
737 }
738
739 // c1...c4 should be set to -1 (not allowed) or 0 (allowed).
740 // teams that are allowed will now have their player counts stored in c1...c4
741 void GetTeamCounts(entity ignore)
742 {
743         entity head;
744         float value, bvalue;
745         // now count how many players are on each team already
746
747         // FIXME: also find and memorize the lowest-scoring bot on each team (in case players must be shuffled around)
748         // also remember the lowest-scoring player
749
750         FOR_EACH_PLAYER(head)
751         {
752                 if(head != ignore)// && head.netname != "")
753                 {
754                         value = PlayerValue(head);
755                         if(clienttype(head) == CLIENTTYPE_BOT)
756                                 bvalue = value;
757                         else
758                                 bvalue = 0;
759                         if(head.team == COLOR_TEAM1)
760                         {
761                                 if(c1 >= 0)
762                                 {
763                                         c1 = c1 + value;
764                                         cb1 = cb1 + bvalue;
765                                 }
766                         }
767                         if(head.team == COLOR_TEAM2)
768                         {
769                                 if(c2 >= 0)
770                                 {
771                                         c2 = c2 + value;
772                                         cb2 = cb2 + bvalue;
773                                 }
774                         }
775                         if(head.team == COLOR_TEAM3)
776                         {
777                                 if(c3 >= 0)
778                                 {
779                                         c3 = c3 + value;
780                                         cb3 = cb3 + bvalue;
781                                 }
782                         }
783                         if(head.team == COLOR_TEAM4)
784                         {
785                                 if(c4 >= 0)
786                                 {
787                                         c4 = c4 + value;
788                                         cb4 = cb4 + bvalue;
789                                 }
790                         }
791                 }
792         }
793 }
794
795 // returns # of smallest team (1, 2, 3, 4)
796 // NOTE: Assumes CheckAllowedTeams has already been called!
797 float FindSmallestTeam(entity pl, float ignore_pl)
798 {
799         float totalteams, balance_type, maxc;
800         totalteams = 0;
801
802         // find out what teams are available
803         //CheckAllowedTeams();
804
805         // make sure there are at least 2 teams to join
806         if(c1 >= 0)
807                 totalteams = totalteams + 1;
808         if(c2 >= 0)
809                 totalteams = totalteams + 1;
810         if(c3 >= 0)
811                 totalteams = totalteams + 1;
812         if(c4 >= 0)
813                 totalteams = totalteams + 1;
814
815         if((autocvar_bot_vs_human || pl.team_forced > 0) && totalteams == 1)
816                 totalteams += 1;
817
818         if(totalteams <= 1)
819         {
820                 if(autocvar_g_campaign && pl && clienttype(pl) == CLIENTTYPE_REAL)
821                         return 1; // special case for campaign and player joining
822                 else if(g_domination)
823                         error("Too few teams available for domination\n");
824                 else if(g_ctf)
825                         error("Too few teams available for ctf\n");
826                 else if(g_keyhunt)
827                         error("Too few teams available for key hunt\n");
828                 else if(g_freezetag)
829                         error("Too few teams available for freeze tag\n");
830                 else
831                         error("Too few teams available for team deathmatch\n");
832         }
833
834         // count how many players are in each team
835         if(ignore_pl)
836                 GetTeamCounts(pl);
837         else
838                 GetTeamCounts(world);
839
840         // c1...c4 now have counts of each team
841         // figure out which is smallest, giving priority to the team the player is already on as a tie-breaker
842
843         // 2 gives priority to what team you're already on, 1 goes in order
844         // 2 doesn't seem to work though...
845         balance_type = 1;
846
847         if(bots_would_leave)
848         //if(pl.classname != "player")
849         if(clienttype(pl) != CLIENTTYPE_BOT)
850         {
851                 c1 -= cb1 * 255.0/256.0;
852                 c2 -= cb2 * 255.0/256.0;
853                 c3 -= cb3 * 255.0/256.0;
854                 c4 -= cb4 * 255.0/256.0;
855         }
856         maxc = max4(c1, c2, c3, c4);
857
858         RandomSelection_Init();
859         if(balance_type == 1)
860         {
861                 // 1: use team count, then score (note: can only use 8 significant bits of score)
862                 if(c1 >= 0) RandomSelection_Add(world, 1, string_null, 1, (maxc - c1) + float2range01(-team1_score) / 256.0);
863                 if(c2 >= 0) RandomSelection_Add(world, 2, string_null, 1, (maxc - c2) + float2range01(-team2_score) / 256.0);
864                 if(c3 >= 0) RandomSelection_Add(world, 3, string_null, 1, (maxc - c3) + float2range01(-team3_score) / 256.0);
865                 if(c4 >= 0) RandomSelection_Add(world, 4, string_null, 1, (maxc - c4) + float2range01(-team4_score) / 256.0);
866         }
867         else if(balance_type == 2)
868         {
869                 // 1: use team count, if equal prefer own team
870                 if(c1 >= 0) RandomSelection_Add(world, 1, string_null, 1, (maxc - c1) + (self.team == COLOR_TEAM1) / 512.0);
871                 if(c2 >= 0) RandomSelection_Add(world, 2, string_null, 1, (maxc - c1) + (self.team == COLOR_TEAM2) / 512.0);
872                 if(c3 >= 0) RandomSelection_Add(world, 3, string_null, 1, (maxc - c1) + (self.team == COLOR_TEAM3) / 512.0);
873                 if(c4 >= 0) RandomSelection_Add(world, 4, string_null, 1, (maxc - c1) + (self.team == COLOR_TEAM4) / 512.0);
874         }
875         else if(balance_type == 3)
876         {
877                 // 1: use team count, then score, if equal prefer own team (probably fails due to float accuracy problems)
878                 if(c1 >= 0) RandomSelection_Add(world, 1, string_null, 1, (maxc - c1) + float2range01(-team1_score + 0.5 * (self.team == COLOR_TEAM1)) / 256.0);
879                 if(c2 >= 0) RandomSelection_Add(world, 2, string_null, 1, (maxc - c2) + float2range01(-team2_score + 0.5 * (self.team == COLOR_TEAM2)) / 256.0);
880                 if(c3 >= 0) RandomSelection_Add(world, 3, string_null, 1, (maxc - c3) + float2range01(-team3_score + 0.5 * (self.team == COLOR_TEAM3)) / 256.0);
881                 if(c4 >= 0) RandomSelection_Add(world, 4, string_null, 1, (maxc - c4) + float2range01(-team4_score + 0.5 * (self.team == COLOR_TEAM4)) / 256.0);
882         }
883         return RandomSelection_chosen_float;
884 }
885
886 float JoinBestTeam(entity pl, float only_return_best, float forcebestteam)
887 {
888         float smallest, selectedteam;
889
890         // don't join a team if we're not playing a team game
891         if(!teams_matter)
892                 return 0;
893
894         // find out what teams are available
895         CheckAllowedTeams(pl);
896
897         // if we want the player in a certain team for campaign, force him there
898         if(autocvar_g_campaign)
899         if(clienttype(pl) == CLIENTTYPE_REAL) // only players, not bots
900         {
901                 switch(autocvar_g_campaign_forceteam)
902                 {
903                         case 1:
904                                 SetPlayerColors(pl, COLOR_TEAM1 - 1);
905                                 LogTeamchange(pl.playerid, pl.team, 2);
906                                 return COLOR_TEAM1;
907                         case 2:
908                                 SetPlayerColors(pl, COLOR_TEAM2 - 1);
909                                 LogTeamchange(pl.playerid, pl.team, 2);
910                                 return COLOR_TEAM2;
911                         case 3:
912                                 SetPlayerColors(pl, COLOR_TEAM3 - 1);
913                                 LogTeamchange(pl.playerid, pl.team, 2);
914                                 return COLOR_TEAM3;
915                         case 4:
916                                 SetPlayerColors(pl, COLOR_TEAM4 - 1);
917                                 LogTeamchange(pl.playerid, pl.team, 2);
918                                 return COLOR_TEAM4;
919                         default:
920                                 break;
921                 }
922         }
923
924         // if we don't care what team he ends up on, put him on whatever team he entered as.
925         // if he's not on a valid team, then let other code put him on the smallest team
926         if(!forcebestteam)
927         {
928                 if(     c1 >= 0 && pl.team == COLOR_TEAM1)
929                         selectedteam = pl.team;
930                 else if(c2 >= 0 && pl.team == COLOR_TEAM2)
931                         selectedteam = pl.team;
932                 else if(c3 >= 0 && pl.team == COLOR_TEAM3)
933                         selectedteam = pl.team;
934                 else if(c4 >= 0 && pl.team == COLOR_TEAM4)
935                         selectedteam = pl.team;
936                 else
937                         selectedteam = -1;
938
939                 if(selectedteam > 0)
940                 {
941                         if(!only_return_best)
942                         {
943                                 SetPlayerColors(pl, selectedteam - 1);
944
945                                 // when JoinBestTeam is called by client.qc/ClientKill_Now_TeamChange the players team is -1 and thus skipped
946                                 // when JoinBestTeam is called by cl_client.qc/ClientConnect the player_id is 0 the log attempt is rejected
947                                 LogTeamchange(pl.playerid, pl.team, 99);
948                         }
949                         return selectedteam;
950                 }
951                 // otherwise end up on the smallest team (handled below)
952         }
953
954         smallest = FindSmallestTeam(pl, TRUE);
955
956         if(!only_return_best && !pl.bot_forced_team)
957         {
958                 TeamchangeFrags(self);
959                 if(smallest == 1)
960                 {
961                         SetPlayerColors(pl, COLOR_TEAM1 - 1);
962                 }
963                 else if(smallest == 2)
964                 {
965                         SetPlayerColors(pl, COLOR_TEAM2 - 1);
966                 }
967                 else if(smallest == 3)
968                 {
969                         SetPlayerColors(pl, COLOR_TEAM3 - 1);
970                 }
971                 else if(smallest == 4)
972                 {
973                         SetPlayerColors(pl, COLOR_TEAM4 - 1);
974                 }
975                 else
976                 {
977                         error("smallest team: invalid team\n");
978                 }
979
980                 LogTeamchange(pl.playerid, pl.team, 2); // log auto join
981
982                 if(pl.deadflag == DEAD_NO)
983                         Damage(pl, pl, pl, 100000, DEATH_TEAMCHANGE, pl.origin, '0 0 0');
984         }
985
986         return smallest;
987 }
988
989 //void() ctf_playerchanged;
990 void SV_ChangeTeam(float _color)
991 {
992         float scolor, dcolor, steam, dteam, dbotcount, scount, dcount;
993
994         // in normal deathmatch we can just apply the color and we're done
995         if(!teams_matter) {
996                 SetPlayerColors(self, _color);
997                 return;
998         }
999
1000         scolor = self.clientcolors & 0x0F;
1001         dcolor = _color & 0x0F;
1002
1003         if(scolor == COLOR_TEAM1 - 1)
1004                 steam = 1;
1005         else if(scolor == COLOR_TEAM2 - 1)
1006                 steam = 2;
1007         else if(scolor == COLOR_TEAM3 - 1)
1008                 steam = 3;
1009         else // if(scolor == COLOR_TEAM4 - 1)
1010                 steam = 4;
1011         if(dcolor == COLOR_TEAM1 - 1)
1012                 dteam = 1;
1013         else if(dcolor == COLOR_TEAM2 - 1)
1014                 dteam = 2;
1015         else if(dcolor == COLOR_TEAM3 - 1)
1016                 dteam = 3;
1017         else // if(dcolor == COLOR_TEAM4 - 1)
1018                 dteam = 4;
1019
1020         CheckAllowedTeams(self);
1021
1022         if(dteam == 1 && c1 < 0) dteam = 4;
1023         if(dteam == 4 && c4 < 0) dteam = 3;
1024         if(dteam == 3 && c3 < 0) dteam = 2;
1025         if(dteam == 2 && c2 < 0) dteam = 1;
1026
1027         // not changing teams
1028         if(scolor == dcolor)
1029         {
1030                 //bprint("same team change\n");
1031                 SetPlayerTeam(self, dteam, steam, TRUE);
1032                 return;
1033         }
1034
1035         if((autocvar_g_campaign) || (autocvar_g_changeteam_banned && self.wasplayer)) {
1036                 sprint(self, "Team changes not allowed\n");
1037                 return; // changing teams is not allowed
1038         }
1039
1040         if(autocvar_g_balance_teams_prevent_imbalance)
1041         {
1042                 // only allow changing to a smaller or equal size team
1043
1044                 // find out what teams are available
1045                 //CheckAllowedTeams();
1046                 // count how many players on each team
1047                 GetTeamCounts(world);
1048
1049                 // get desired team
1050                 if(dteam == 1 && c1 >= 0)//dcolor == COLOR_TEAM1 - 1)
1051                 {
1052                         dcount = c1;
1053                         dbotcount = cb1;
1054                 }
1055                 else if(dteam == 2 && c2 >= 0)//dcolor == COLOR_TEAM2 - 1)
1056                 {
1057                         dcount = c2;
1058                         dbotcount = cb2;
1059                 }
1060                 else if(dteam == 3 && c3 >= 0)//dcolor == COLOR_TEAM3 - 1)
1061                 {
1062                         dcount = c3;
1063                         dbotcount = cb3;
1064                 }
1065                 else if(dteam == 4 && c4 >= 0)//dcolor == COLOR_TEAM4 - 1)
1066                 {
1067                         dcount = c4;
1068                         dbotcount = cb4;
1069                 }
1070                 else
1071                 {
1072                         sprint(self, "Cannot change to an invalid team\n");
1073
1074                         return;
1075                 }
1076
1077                 // get starting team
1078                 if(steam == 1)//scolor == COLOR_TEAM1 - 1)
1079                         scount = c1;
1080                 else if(steam == 2)//scolor == COLOR_TEAM2 - 1)
1081                         scount = c2;
1082                 else if(steam == 3)//scolor == COLOR_TEAM3 - 1)
1083                         scount = c3;
1084                 else if(steam == 4)//scolor == COLOR_TEAM4 - 1)
1085                         scount = c4;
1086
1087                 if(scount) // started at a valid, nonempty team
1088                 {
1089                         // check if we're trying to change to a larger team that doens't have bots to swap with
1090                         if(dcount >= scount && dbotcount <= 0)
1091                         {
1092                                 sprint(self, "Cannot change to a larger team\n");
1093                                 return; // can't change to a larger team
1094                         }
1095                 }
1096         }
1097
1098 //      bprint("allow change teams from ", ftos(steam), " to ", ftos(dteam), "\n");
1099
1100         if(self.classname == "player" && steam != dteam)
1101         {
1102                 // reduce frags during a team change
1103                 TeamchangeFrags(self);
1104         }
1105
1106         SetPlayerTeam(self, dteam, steam, FALSE);
1107
1108         if(self.classname == "player" && steam != dteam)
1109         {
1110                 // kill player when changing teams
1111                 if(self.deadflag == DEAD_NO)
1112                         Damage(self, self, self, 100000, DEATH_TEAMCHANGE, self.origin, '0 0 0');
1113         }
1114         //ctf_playerchanged();
1115 }
1116
1117 void ShufflePlayerOutOfTeam (float source_team)
1118 {
1119         float smallestteam, smallestteam_count, steam;
1120         float lowest_bot_score, lowest_player_score;
1121         entity head, lowest_bot, lowest_player, selected;
1122
1123         smallestteam = 0;
1124         smallestteam_count = 999999999;
1125
1126         if(c1 >= 0 && c1 < smallestteam_count)
1127         {
1128                 smallestteam = 1;
1129                 smallestteam_count = c1;
1130         }
1131         if(c2 >= 0 && c2 < smallestteam_count)
1132         {
1133                 smallestteam = 2;
1134                 smallestteam_count = c2;
1135         }
1136         if(c3 >= 0 && c3 < smallestteam_count)
1137         {
1138                 smallestteam = 3;
1139                 smallestteam_count = c3;
1140         }
1141         if(c4 >= 0 && c4 < smallestteam_count)
1142         {
1143                 smallestteam = 4;
1144                 smallestteam_count = c4;
1145         }
1146
1147         if(!smallestteam)
1148         {
1149                 bprint("warning: no smallest team\n");
1150                 return;
1151         }
1152
1153         if(source_team == 1)
1154                 steam = COLOR_TEAM1;
1155         else if(source_team == 2)
1156                 steam = COLOR_TEAM2;
1157         else if(source_team == 3)
1158                 steam = COLOR_TEAM3;
1159         else if(source_team == 4)
1160                 steam = COLOR_TEAM4;
1161
1162         lowest_bot = world;
1163         lowest_bot_score = 999999999;
1164         lowest_player = world;
1165         lowest_player_score = 999999999;
1166
1167         // find the lowest-scoring player & bot of that team
1168         FOR_EACH_PLAYER(head)
1169         {
1170                 if(head.team == steam)
1171                 {
1172                         if(head.isbot)
1173                         {
1174                                 if(head.totalfrags < lowest_bot_score)
1175                                 {
1176                                         lowest_bot = head;
1177                                         lowest_bot_score = head.totalfrags;
1178                                 }
1179                         }
1180                         else
1181                         {
1182                                 if(head.totalfrags < lowest_player_score)
1183                                 {
1184                                         lowest_player = head;
1185                                         lowest_player_score = head.totalfrags;
1186                                 }
1187                         }
1188                 }
1189         }
1190
1191         // prefers to move a bot...
1192         if(lowest_bot != world)
1193                 selected = lowest_bot;
1194         // but it will move a player if it has to
1195         else
1196                 selected = lowest_player;
1197         // don't do anything if it couldn't find anyone
1198         if(!selected)
1199         {
1200                 bprint("warning: couldn't find a player to move from team\n");
1201                 return;
1202         }
1203
1204         // smallest team gains a member
1205         if(smallestteam == 1)
1206         {
1207                 c1 = c1 + 1;
1208         }
1209         else if(smallestteam == 2)
1210         {
1211                 c2 = c2 + 1;
1212         }
1213         else if(smallestteam == 3)
1214         {
1215                 c3 = c3 + 1;
1216         }
1217         else if(smallestteam == 4)
1218         {
1219                 c4 = c4 + 1;
1220         }
1221         else
1222         {
1223                 bprint("warning: destination team invalid\n");
1224                 return;
1225         }
1226         // source team loses a member
1227         if(source_team == 1)
1228         {
1229                 c1 = c1 + 1;
1230         }
1231         else if(source_team == 2)
1232         {
1233                 c2 = c2 + 2;
1234         }
1235         else if(source_team == 3)
1236         {
1237                 c3 = c3 + 3;
1238         }
1239         else if(source_team == 4)
1240         {
1241                 c4 = c4 + 4;
1242         }
1243         else
1244         {
1245                 bprint("warning: source team invalid\n");
1246                 return;
1247         }
1248
1249         // move the player to the new team
1250         TeamchangeFrags(selected);
1251         SetPlayerTeam(selected, smallestteam, source_team, FALSE);
1252
1253         if(selected.deadflag == DEAD_NO)
1254                 Damage(selected, selected, selected, 100000, DEATH_AUTOTEAMCHANGE, selected.origin, '0 0 0');
1255         centerprint(selected, strcat("You have been moved into a different team to improve team balance\nYou are now on: ", ColoredTeamName(selected.team)));
1256 }
1257
1258 void CauseRebalance(float source_team, float howmany_toomany)
1259 {
1260         if(IsTeamBalanceForced() == 1)
1261         {
1262                 bprint("Rebalancing Teams\n");
1263                 ShufflePlayerOutOfTeam(source_team);
1264         }
1265 }
1266
1267 // part of g_balance_teams_force
1268 // occasionally perform an audit of the teams to make
1269 // sure they're more or less balanced in player count.
1270 void AuditTeams()
1271 {
1272         float numplayers, numteams, smallest, toomany;
1273         float balance;
1274         balance = IsTeamBalanceForced();
1275         if(balance == 0)
1276                 return;
1277
1278         if(audit_teams_time > time)
1279                 return;
1280
1281         audit_teams_time = time + 4 + random();
1282
1283 //      bprint("Auditing teams\n");
1284
1285         CheckAllowedTeams(world);
1286         GetTeamCounts(world);
1287
1288
1289         numteams = numplayers = smallest = 0;
1290         if(c1 >= 0)
1291         {
1292                 numteams = numteams + 1;
1293                 numplayers = numplayers + c1;
1294                 smallest = c1;
1295         }
1296         if(c2 >= 0)
1297         {
1298                 numteams = numteams + 1;
1299                 numplayers = numplayers + c2;
1300                 if(c2 < smallest)
1301                         smallest = c2;
1302         }
1303         if(c3 >= 0)
1304         {
1305                 numteams = numteams + 1;
1306                 numplayers = numplayers + c3;
1307                 if(c3 < smallest)
1308                         smallest = c3;
1309         }
1310         if(c4 >= 0)
1311         {
1312                 numteams = numteams + 1;
1313                 numplayers = numplayers + c4;
1314                 if(c4 < smallest)
1315                         smallest = c4;
1316         }
1317
1318         if(numplayers <= 0)
1319                 return; // no players to move around
1320         if(numteams < 2)
1321                 return; // don't bother shuffling if for some reason there aren't any teams
1322
1323         toomany = smallest + 1;
1324
1325         if(c1 && c1 > toomany)
1326                 CauseRebalance(1, c1 - toomany);
1327         if(c2 && c2 > toomany)
1328                 CauseRebalance(2, c2 - toomany);
1329         if(c3 && c3 > toomany)
1330                 CauseRebalance(3, c3 - toomany);
1331         if(c4 && c4 > toomany)
1332                 CauseRebalance(4, c4 - toomany);
1333
1334         // if teams are still unbalanced, balance them further in the next audit,
1335         // which will happen sooner (keep doing rapid audits until things are in order)
1336         audit_teams_time = time + 0.7 + random()*0.3;
1337 }
1338
1339 // code from here on is just to support maps that don't have team entities
1340 void tdm_spawnteam (string teamname, float teamcolor)
1341 {
1342         local entity e;
1343         e = spawn();
1344         e.classname = "tdm_team";
1345         e.netname = teamname;
1346         e.cnt = teamcolor;
1347         e.team = e.cnt + 1;
1348 };
1349
1350 // spawn some default teams if the map is not set up for tdm
1351 void tdm_spawnteams()
1352 {
1353         float numteams;
1354
1355         numteams = autocvar_g_tdm_teams_override;
1356         if(numteams < 2)
1357                 numteams = autocvar_g_tdm_teams;
1358         numteams = bound(2, numteams, 4);
1359
1360         tdm_spawnteam("Red", COLOR_TEAM1-1);
1361         tdm_spawnteam("Blue", COLOR_TEAM2-1);
1362         if(numteams >= 3)
1363                 tdm_spawnteam("Yellow", COLOR_TEAM3-1);
1364         if(numteams >= 4)
1365                 tdm_spawnteam("Pink", COLOR_TEAM4-1);
1366 };
1367
1368 void tdm_delayedinit()
1369 {
1370         // if no teams are found, spawn defaults
1371         if (find(world, classname, "tdm_team") == world)
1372                 tdm_spawnteams();
1373 };
1374
1375 void tdm_init()
1376 {
1377         InitializeEntity(world, tdm_delayedinit, INITPRIO_GAMETYPE);
1378 };