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[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 void TeamchangeFrags(entity e)
12 {
13         PlayerScore_Clear(e);
14 }
15
16 void runematch_init();
17 void tdm_init();
18 void entcs_init();
19
20 void LogTeamchange(float player_id, float team_number, float type)
21 {
22         if(!autocvar_sv_eventlog)
23                 return;
24
25         if(player_id < 1)
26                 return;
27
28         GameLogEcho(strcat(":team:", ftos(player_id), ":", ftos(team_number), ":", ftos(type)));
29 }
30
31 void default_delayedinit()
32 {
33         if(!scores_initialized)
34                 ScoreRules_generic();
35 }
36
37 void ActivateTeamplay()
38 {
39         serverflags |= SERVERFLAG_TEAMPLAY;
40         teamplay = 1;
41 }
42
43 void InitGameplayMode()
44 {
45         float fraglimit_override, timelimit_override, leadlimit_override, qualifying_override;
46
47         qualifying_override = -1;
48
49         VoteReset();
50
51         // find out good world mins/maxs bounds, either the static bounds found by looking for solid, or the mapinfo specified bounds
52         get_mi_min_max(1);
53         world.mins = mi_min;
54         world.maxs = mi_max;
55
56         MapInfo_LoadMapSettings(mapname);
57         teamplay = 0;
58         serverflags &~= SERVERFLAG_TEAMPLAY;
59
60         if not(cvar_value_issafe(world.fog))
61         {
62                 print("The current map contains a potentially harmful fog setting, ignored\n");
63                 world.fog = string_null;
64         }
65         if(MapInfo_Map_fog != "")
66                 if(MapInfo_Map_fog == "none")
67                         world.fog = string_null;
68                 else
69                         world.fog = strzone(MapInfo_Map_fog);
70         clientstuff = strzone(MapInfo_Map_clientstuff);
71
72         MapInfo_ClearTemps();
73
74         // set both here, gamemode can override it later
75         timelimit_override = autocvar_timelimit_override;
76         fraglimit_override = autocvar_fraglimit_override;
77         leadlimit_override = autocvar_leadlimit_override;
78         gamemode_name = MapInfo_Type_ToText(MapInfo_LoadedGametype);
79
80         if(g_dm)
81         {
82         }
83
84         if(g_tdm)
85         {
86                 ActivateTeamplay();
87                 tdm_init();
88                 if(autocvar_g_tdm_team_spawns)
89                         have_team_spawns = -1; // request team spawns
90         }
91
92         if(g_domination)
93         {
94                 ActivateTeamplay();
95                 fraglimit_override = autocvar_g_domination_point_limit;
96                 leadlimit_override = autocvar_g_domination_point_leadlimit;
97                 MUTATOR_ADD(gamemode_domination);
98                 have_team_spawns = -1; // request team spawns
99         }
100
101         if(g_ctf)
102         {
103                 ActivateTeamplay();
104                 fraglimit_override = autocvar_capturelimit_override;
105                 leadlimit_override = autocvar_captureleadlimit_override;
106                 MUTATOR_ADD(gamemode_ctf);
107                 have_team_spawns = -1; // request team spawns
108         }
109
110         if(g_runematch)
111         {
112                 // ActivateTeamplay();
113                 fraglimit_override = autocvar_g_runematch_point_limit;
114                 leadlimit_override = autocvar_g_runematch_point_leadlimit;
115                 runematch_init();
116         }
117
118         if(g_lms)
119         {
120                 fraglimit_override = autocvar_g_lms_lives_override;
121                 leadlimit_override = 0; // not supported by LMS
122                 if(fraglimit_override == 0)
123                         fraglimit_override = -1;
124                 lms_lowest_lives = 9999;
125                 lms_next_place = 0;
126                 ScoreRules_lms();
127         }
128
129         if(g_arena)
130         {
131                 fraglimit_override = autocvar_g_arena_point_limit;
132                 leadlimit_override = autocvar_g_arena_point_leadlimit;
133                 maxspawned = autocvar_g_arena_maxspawned;
134                 if(maxspawned < 2)
135                         maxspawned = 2;
136                 arena_roundbased = autocvar_g_arena_roundbased;
137         }
138
139         if(g_ca)
140         {
141                 ActivateTeamplay();
142                 fraglimit_override = autocvar_g_ca_point_limit;
143                 leadlimit_override = autocvar_g_ca_point_leadlimit;
144                 precache_sound("ctf/red_capture.wav");
145                 precache_sound("ctf/blue_capture.wav");
146         }
147         if(g_keyhunt)
148         {
149                 ActivateTeamplay();
150                 fraglimit_override = autocvar_g_keyhunt_point_limit;
151                 leadlimit_override = autocvar_g_keyhunt_point_leadlimit;
152                 MUTATOR_ADD(gamemode_keyhunt);
153         }
154
155         if(g_freezetag)
156         {
157                 ActivateTeamplay();
158                 fraglimit_override = autocvar_g_freezetag_point_limit;
159                 leadlimit_override = autocvar_g_freezetag_point_leadlimit;
160                 MUTATOR_ADD(gamemode_freezetag);
161         }
162
163         if(g_assault)
164         {
165                 ActivateTeamplay();
166                 ScoreRules_assault();
167                 have_team_spawns = -1; // request team spawns
168         }
169
170         if(g_onslaught)
171         {
172                 ActivateTeamplay();
173                 have_team_spawns = -1; // request team spawns
174                 MUTATOR_ADD(gamemode_onslaught);
175         }
176
177         if(g_race)
178         {
179
180                 if(autocvar_g_race_teams)
181                 {
182                         ActivateTeamplay();
183                         race_teams = bound(2, autocvar_g_race_teams, 4);
184                         have_team_spawns = -1; // request team spawns
185                 }
186                 else
187                         race_teams = 0;
188
189                 qualifying_override = autocvar_g_race_qualifying_timelimit_override;
190                 fraglimit_override = autocvar_g_race_laps_limit;
191                 leadlimit_override = 0; // currently not supported by race
192         }
193
194         if(g_cts)
195         {
196                 g_race_qualifying = 1;
197                 fraglimit_override = 0;
198                 leadlimit_override = 0;
199         }
200
201         if(g_nexball)
202         {
203         fraglimit_override = autocvar_g_nexball_goallimit;
204         leadlimit_override = autocvar_g_nexball_goalleadlimit;
205         ActivateTeamplay();
206         have_team_spawns = -1; // request team spawns
207             MUTATOR_ADD(gamemode_nexball);
208         }
209         
210         if(g_keepaway)
211         {
212                 MUTATOR_ADD(gamemode_keepaway);
213         }
214
215         if(teamplay)
216                 entcs_init();
217
218         cache_mutatormsg = strzone("");
219         cache_lastmutatormsg = strzone("");
220
221         // enforce the server's universal frag/time limits
222         if(!autocvar_g_campaign)
223         {
224                 if(fraglimit_override >= 0)
225                         cvar_set("fraglimit", ftos(fraglimit_override));
226                 if(timelimit_override >= 0)
227                         cvar_set("timelimit", ftos(timelimit_override));
228                 if(leadlimit_override >= 0)
229                         cvar_set("leadlimit", ftos(leadlimit_override));
230                 if(qualifying_override >= 0)
231                         cvar_set("g_race_qualifying_timelimit", ftos(qualifying_override));
232         }
233
234         if(g_race)
235         {
236                 // we need to find out the correct value for g_race_qualifying
237                 if(autocvar_g_campaign)
238                 {
239                         g_race_qualifying = 1;
240                 }
241                 else if(!autocvar_g_campaign && autocvar_g_race_qualifying_timelimit > 0)
242                 {
243                         g_race_qualifying = 2;
244                         race_fraglimit = autocvar_fraglimit;
245                         race_leadlimit = autocvar_leadlimit;
246                         race_timelimit = autocvar_timelimit;
247                         cvar_set("fraglimit", "0");
248                         cvar_set("leadlimit", "0");
249                         cvar_set("timelimit", ftos(autocvar_g_race_qualifying_timelimit));
250                 }
251                 else
252                         g_race_qualifying = 0;
253         }
254
255         if(g_race || g_cts)
256         {
257                 if(g_race_qualifying)
258                         independent_players = 1;
259
260                 ScoreRules_race();
261         }
262
263         InitializeEntity(world, default_delayedinit, INITPRIO_GAMETYPE_FALLBACK);
264 }
265
266 string GetClientVersionMessage() {
267         string versionmsg;
268         if (self.version_mismatch) {
269                 if(self.version < autocvar_gameversion) {
270                         versionmsg = "^3Your client version is outdated.\n\n\n### YOU WON'T BE ABLE TO PLAY ON THIS SERVER ###\n\n\nPlease update!!!^8";
271                 } else {
272                         versionmsg = "^3This server is using an outdated Xonotic version.\n\n\n ### THIS SERVER IS INCOMPATIBLE AND THUS YOU CANNOT JOIN ###.^8";
273                 }
274         } else {
275                 versionmsg = "^2client version and server version are compatible.^8";
276         }
277         return versionmsg;
278 }
279
280 string getwelcomemessage(void)
281 {
282         string s, modifications, motd;
283
284         ret_string = "";
285         MUTATOR_CALLHOOK(BuildMutatorsPrettyString);
286         modifications = ret_string;
287         
288         if(g_minstagib)
289                 modifications = strcat(modifications, ", MinstaGib");
290         if(g_weaponarena)
291         {
292                 if(g_weaponarena_random)
293                         modifications = strcat(modifications, ", ", ftos(g_weaponarena_random), " of ", g_weaponarena_list, " Arena");
294                 else
295                         modifications = strcat(modifications, ", ", g_weaponarena_list, " Arena");
296         }
297         if(autocvar_g_start_weapon_laser == 0)
298                 modifications = strcat(modifications, ", No start weapons");
299         if(autocvar_sv_gravity < 800)
300                 modifications = strcat(modifications, ", Low gravity");
301         if(g_cloaked && !g_cts)
302                 modifications = strcat(modifications, ", Cloaked");
303         if(g_grappling_hook)
304                 modifications = strcat(modifications, ", Hook");
305         if(g_midair)
306                 modifications = strcat(modifications, ", Midair");
307         if(g_pinata)
308                 modifications = strcat(modifications, ", Piñata");
309         if(g_weapon_stay && !g_cts)
310                 modifications = strcat(modifications, ", Weapons stay");
311         if(g_bloodloss > 0)
312                 modifications = strcat(modifications, ", Blood loss");
313         if(g_jetpack)
314                 modifications = strcat(modifications, ", Jet pack");
315         if(autocvar_g_powerups == 0)
316                 modifications = strcat(modifications, ", No powerups");
317         if(autocvar_g_powerups > 0)
318                 modifications = strcat(modifications, ", Powerups");
319         modifications = substring(modifications, 2, strlen(modifications) - 2);
320
321         string versionmessage;
322         versionmessage = GetClientVersionMessage();
323
324         s = strcat("This is Xonotic ", autocvar_g_xonoticversion, "\n", versionmessage);
325         s = strcat(s, "^8\n\nmatch type is ^1", gamemode_name, "^8\n");
326
327         if(modifications != "")
328                 s = strcat(s, "^8\nactive modifications: ^3", modifications, "^8\n");
329
330         if (g_grappling_hook)
331                 s = strcat(s, "\n\n^3grappling hook^8 is enabled, press 'e' to use it\n");
332
333         if(cache_lastmutatormsg != autocvar_g_mutatormsg)
334         {
335                 if(cache_lastmutatormsg)
336                         strunzone(cache_lastmutatormsg);
337                 if(cache_mutatormsg)
338                         strunzone(cache_mutatormsg);
339                 cache_lastmutatormsg = strzone(autocvar_g_mutatormsg);
340                 cache_mutatormsg = strzone(cache_lastmutatormsg);
341         }
342
343         if (cache_mutatormsg != "") {
344                 s = strcat(s, "\n\n^8special gameplay tips: ^7", cache_mutatormsg);
345         }
346
347         motd = autocvar_sv_motd;
348         if (motd != "") {
349                 s = strcat(s, "\n\n^8MOTD: ^7", strreplace("\\n", "\n", motd));
350         }
351         return s;
352 }
353
354 void SetPlayerColors(entity pl, float _color)
355 {
356         /*string s;
357         s = ftos(cl);
358         stuffcmd(pl, strcat("color ", s, " ", s, "\n")  );
359         pl.team = cl + 1;
360         //pl.clientcolors = pl.clientcolors - (pl.clientcolors & 15) + cl;
361         pl.clientcolors = 16*cl + cl;*/
362
363         float pants, shirt;
364         pants = _color & 0x0F;
365         shirt = _color & 0xF0;
366
367
368         if(teamplay) {
369                 setcolor(pl, 16*pants + pants);
370         } else {
371                 setcolor(pl, shirt + pants);
372         }
373 }
374
375 void SetPlayerTeam(entity pl, float t, float s, float noprint)
376 {
377         float _color;
378
379         if(t == 4)
380                 _color = NUM_TEAM_4 - 1;
381         else if(t == 3)
382                 _color = NUM_TEAM_3 - 1;
383         else if(t == 2)
384                 _color = NUM_TEAM_2 - 1;
385         else
386                 _color = NUM_TEAM_1 - 1;
387
388         SetPlayerColors(pl,_color);
389
390         if(t != s) {
391                 LogTeamchange(pl.playerid, pl.team, 3);  // log manual team join
392
393                 if(!noprint)
394                 bprint(pl.netname, "^7 has changed from ", Team_NumberToColoredFullName(s), "^7 to ", Team_NumberToColoredFullName(t), "\n");
395         }
396
397 }
398
399 // set c1...c4 to show what teams are allowed
400 void CheckAllowedTeams (entity for_whom)
401 {
402         float dm;
403         entity head;
404         string teament_name;
405
406         c1 = c2 = c3 = c4 = -1;
407         cb1 = cb2 = cb3 = cb4 = 0;
408
409         teament_name = string_null;
410         if(g_onslaught)
411         {
412                 // onslaught is special
413                 head = findchain(classname, "onslaught_generator");
414                 while (head)
415                 {
416                         if (head.team == NUM_TEAM_1) c1 = 0;
417                         if (head.team == NUM_TEAM_2) c2 = 0;
418                         if (head.team == NUM_TEAM_3) c3 = 0;
419                         if (head.team == NUM_TEAM_4) c4 = 0;
420                         head = head.chain;
421                 }
422         }
423         else if(g_domination)
424                 teament_name = "dom_team";
425         else if(g_ctf)
426                 teament_name = "ctf_team";
427         else if(g_tdm)
428                 teament_name = "tdm_team";
429         else if(g_nexball)
430                 teament_name = "nexball_team";
431         else if(g_assault)
432                 c1 = c2 = 0; // Assault always has 2 teams
433         else
434         {
435                 // cover anything else by treating it like tdm with no teams spawned
436                 if(g_race)
437                         dm = race_teams;
438                 else
439                         dm = 2;
440
441                 ret_float = dm;
442                 MUTATOR_CALLHOOK(GetTeamCount);
443                 dm = ret_float;
444
445                 if(dm >= 4)
446                         c1 = c2 = c3 = c4 = 0;
447                 else if(dm >= 3)
448                         c1 = c2 = c3 = 0;
449                 else
450                         c1 = c2 = 0;
451         }
452
453         // find out what teams are allowed if necessary
454         if(teament_name)
455         {
456                 head = find(world, classname, teament_name);
457                 while(head)
458                 {
459                         if(!(g_domination && head.netname == ""))
460                         {
461                                 if(head.team == NUM_TEAM_1)
462                                         c1 = 0;
463                                 else if(head.team == NUM_TEAM_2)
464                                         c2 = 0;
465                                 else if(head.team == NUM_TEAM_3)
466                                         c3 = 0;
467                                 else if(head.team == NUM_TEAM_4)
468                                         c4 = 0;
469                         }
470                         head = find(head, classname, teament_name);
471                 }
472         }
473
474         // TODO: Balance quantity of bots across > 2 teams when bot_vs_human is set (and remove next line)
475         if(c3==-1 && c4==-1)
476         if(autocvar_bot_vs_human && for_whom)
477         {
478                 if(autocvar_bot_vs_human > 0)
479                 {
480                         // bots are all blue
481                         if(clienttype(for_whom) == CLIENTTYPE_BOT)
482                                 c1 = c3 = c4 = -1;
483                         else
484                                 c2 = -1;
485                 }
486                 else
487                 {
488                         // bots are all red
489                         if(clienttype(for_whom) == CLIENTTYPE_BOT)
490                                 c2 = c3 = c4 = -1;
491                         else
492                                 c1 = -1;
493                 }
494         }
495
496         // if player has a forced team, ONLY allow that one
497         if(self.team_forced == NUM_TEAM_1 && c1 >= 0)
498                 c2 = c3 = c4 = -1;
499         else if(self.team_forced == NUM_TEAM_2 && c2 >= 0)
500                 c1 = c3 = c4 = -1;
501         else if(self.team_forced == NUM_TEAM_3 && c3 >= 0)
502                 c1 = c2 = c4 = -1;
503         else if(self.team_forced == NUM_TEAM_4 && c4 >= 0)
504                 c1 = c2 = c3 = -1;
505 }
506
507 float PlayerValue(entity p)
508 {
509         return 1;
510         // FIXME: it always returns 1...
511 }
512
513 // c1...c4 should be set to -1 (not allowed) or 0 (allowed).
514 // teams that are allowed will now have their player counts stored in c1...c4
515 void GetTeamCounts(entity ignore)
516 {
517         entity head;
518         float value, bvalue;
519         // now count how many players are on each team already
520
521         // FIXME: also find and memorize the lowest-scoring bot on each team (in case players must be shuffled around)
522         // also remember the lowest-scoring player
523
524         FOR_EACH_CLIENT(head)
525         {
526                 float t;
527                 if(head.classname == "player")
528                         t = head.team;
529                 else if(head.team_forced > 0)
530                         t = head.team_forced; // reserve the spot
531                 else
532                         continue;
533                 if(head != ignore)// && head.netname != "")
534                 {
535                         value = PlayerValue(head);
536                         if(clienttype(head) == CLIENTTYPE_BOT)
537                                 bvalue = value;
538                         else
539                                 bvalue = 0;
540                         if(t == NUM_TEAM_1)
541                         {
542                                 if(c1 >= 0)
543                                 {
544                                         c1 = c1 + value;
545                                         cb1 = cb1 + bvalue;
546                                 }
547                         }
548                         if(t == NUM_TEAM_2)
549                         {
550                                 if(c2 >= 0)
551                                 {
552                                         c2 = c2 + value;
553                                         cb2 = cb2 + bvalue;
554                                 }
555                         }
556                         if(t == NUM_TEAM_3)
557                         {
558                                 if(c3 >= 0)
559                                 {
560                                         c3 = c3 + value;
561                                         cb3 = cb3 + bvalue;
562                                 }
563                         }
564                         if(t == NUM_TEAM_4)
565                         {
566                                 if(c4 >= 0)
567                                 {
568                                         c4 = c4 + value;
569                                         cb4 = cb4 + bvalue;
570                                 }
571                         }
572                 }
573         }
574
575         // if the player who has a forced team has not joined yet, reserve the spot
576         if(autocvar_g_campaign)
577         {
578                 switch(autocvar_g_campaign_forceteam)
579                 {
580                         case 1: if(c1 == cb1) ++c1; break;
581                         case 2: if(c2 == cb2) ++c2; break;
582                         case 3: if(c3 == cb3) ++c3; break;
583                         case 4: if(c4 == cb4) ++c4; break;
584                 }
585         }
586 }
587
588 float TeamSmallerEqThanTeam(float ta, float tb, entity e)
589 {
590         // we assume that CheckAllowedTeams and GetTeamCounts have already been called
591         float f;
592         float ca = -1, cb = -1, cba = 0, cbb = 0, sa = 0, sb = 0;
593
594         switch(ta)
595         {
596                 case 1: ca = c1; cba = cb1; sa = team1_score; break;
597                 case 2: ca = c2; cba = cb2; sa = team2_score; break;
598                 case 3: ca = c3; cba = cb3; sa = team3_score; break;
599                 case 4: ca = c4; cba = cb4; sa = team4_score; break;
600         }
601         switch(tb)
602         {
603                 case 1: cb = c1; cbb = cb1; sb = team1_score; break;
604                 case 2: cb = c2; cbb = cb2; sb = team2_score; break;
605                 case 3: cb = c3; cbb = cb3; sb = team3_score; break;
606                 case 4: cb = c4; cbb = cb4; sb = team4_score; break;
607         }
608
609         // invalid
610         if(ca < 0 || cb < 0)
611                 return FALSE;
612
613         // equal
614         if(ta == tb)
615                 return TRUE;
616
617         if(clienttype(e) == CLIENTTYPE_REAL)
618         {
619                 if(bots_would_leave)
620                 {
621                         ca -= cba * 0.999;
622                         cb -= cbb * 0.999;
623                 }
624         }
625         
626         // keep teams alive (teams of size 0 always count as smaller, ignoring score)
627         if(ca < 1)
628                 if(cb >= 1)
629                         return TRUE;
630         if(ca >= 1)
631                 if(cb < 1)
632                         return FALSE;
633
634         // first, normalize
635         f = max(ca, cb, 1);
636         ca /= f;
637         cb /= f;
638         f = max(sa, sb, 1);
639         sa /= f;
640         sb /= f;
641
642         // the more we're at the end of the match, the more take scores into account
643         f = bound(0, game_completion_ratio * autocvar_g_balance_teams_scorefactor, 1);
644         ca += (sa - ca) * f;
645         cb += (sb - cb) * f;
646
647         return ca <= cb;
648 }
649
650 // returns # of smallest team (1, 2, 3, 4)
651 // NOTE: Assumes CheckAllowedTeams has already been called!
652 float FindSmallestTeam(entity pl, float ignore_pl)
653 {
654         float totalteams, t;
655         totalteams = 0;
656
657         // find out what teams are available
658         //CheckAllowedTeams();
659
660         // make sure there are at least 2 teams to join
661         if(c1 >= 0)
662                 totalteams = totalteams + 1;
663         if(c2 >= 0)
664                 totalteams = totalteams + 1;
665         if(c3 >= 0)
666                 totalteams = totalteams + 1;
667         if(c4 >= 0)
668                 totalteams = totalteams + 1;
669
670         if((autocvar_bot_vs_human || pl.team_forced > 0) && totalteams == 1)
671                 totalteams += 1;
672
673         if(totalteams <= 1)
674         {
675                 if(autocvar_g_campaign && pl && clienttype(pl) == CLIENTTYPE_REAL)
676                         return 1; // special case for campaign and player joining
677                 else if(g_domination)
678                         error("Too few teams available for domination\n");
679                 else if(g_ctf)
680                         error("Too few teams available for ctf\n");
681                 else if(g_keyhunt)
682                         error("Too few teams available for key hunt\n");
683                 else if(g_freezetag)
684                         error("Too few teams available for freeze tag\n");
685                 else
686                         error("Too few teams available for team deathmatch\n");
687         }
688
689         // count how many players are in each team
690         if(ignore_pl)
691                 GetTeamCounts(pl);
692         else
693                 GetTeamCounts(world);
694
695         RandomSelection_Init();
696         
697         t = 1;
698         if(TeamSmallerEqThanTeam(2, t, pl))
699                 t = 2;
700         if(TeamSmallerEqThanTeam(3, t, pl))
701                 t = 3;
702         if(TeamSmallerEqThanTeam(4, t, pl))
703                 t = 4;
704
705         // now t is the minimum, or A minimum!
706         if(t == 1 || TeamSmallerEqThanTeam(1, t, pl))
707                 RandomSelection_Add(world, 1, string_null, 1, 1);
708         if(t == 2 || TeamSmallerEqThanTeam(2, t, pl))
709                 RandomSelection_Add(world, 2, string_null, 1, 1);
710         if(t == 3 || TeamSmallerEqThanTeam(3, t, pl))
711                 RandomSelection_Add(world, 3, string_null, 1, 1);
712         if(t == 4 || TeamSmallerEqThanTeam(4, t, pl))
713                 RandomSelection_Add(world, 4, string_null, 1, 1);
714
715         return RandomSelection_chosen_float;
716 }
717
718 float JoinBestTeam(entity pl, float only_return_best, float forcebestteam)
719 {
720         float smallest, selectedteam;
721
722         // don't join a team if we're not playing a team game
723         if(!teamplay)
724                 return 0;
725
726         // find out what teams are available
727         CheckAllowedTeams(pl);
728
729         // if we don't care what team he ends up on, put him on whatever team he entered as.
730         // if he's not on a valid team, then let other code put him on the smallest team
731         if(!forcebestteam)
732         {
733                 if(     c1 >= 0 && pl.team == NUM_TEAM_1)
734                         selectedteam = pl.team;
735                 else if(c2 >= 0 && pl.team == NUM_TEAM_2)
736                         selectedteam = pl.team;
737                 else if(c3 >= 0 && pl.team == NUM_TEAM_3)
738                         selectedteam = pl.team;
739                 else if(c4 >= 0 && pl.team == NUM_TEAM_4)
740                         selectedteam = pl.team;
741                 else
742                         selectedteam = -1;
743
744                 if(selectedteam > 0)
745                 {
746                         if(!only_return_best)
747                         {
748                                 SetPlayerColors(pl, selectedteam - 1);
749
750                                 // when JoinBestTeam is called by client.qc/ClientKill_Now_TeamChange the players team is -1 and thus skipped
751                                 // when JoinBestTeam is called by cl_client.qc/ClientConnect the player_id is 0 the log attempt is rejected
752                                 LogTeamchange(pl.playerid, pl.team, 99);
753                         }
754                         return selectedteam;
755                 }
756                 // otherwise end up on the smallest team (handled below)
757         }
758
759         smallest = FindSmallestTeam(pl, TRUE);
760
761         if(!only_return_best && !pl.bot_forced_team)
762         {
763                 TeamchangeFrags(self);
764                 if(smallest == 1)
765                 {
766                         SetPlayerColors(pl, NUM_TEAM_1 - 1);
767                 }
768                 else if(smallest == 2)
769                 {
770                         SetPlayerColors(pl, NUM_TEAM_2 - 1);
771                 }
772                 else if(smallest == 3)
773                 {
774                         SetPlayerColors(pl, NUM_TEAM_3 - 1);
775                 }
776                 else if(smallest == 4)
777                 {
778                         SetPlayerColors(pl, NUM_TEAM_4 - 1);
779                 }
780                 else
781                 {
782                         error("smallest team: invalid team\n");
783                 }
784
785                 LogTeamchange(pl.playerid, pl.team, 2); // log auto join
786
787                 if(pl.deadflag == DEAD_NO)
788                         Damage(pl, pl, pl, 100000, DEATH_TEAMCHANGE, pl.origin, '0 0 0');
789         }
790
791         return smallest;
792 }
793
794 //void() ctf_playerchanged;
795 void SV_ChangeTeam(float _color)
796 {
797         float scolor, dcolor, steam, dteam; //, dbotcount, scount, dcount;
798
799         // in normal deathmatch we can just apply the color and we're done
800         if(!teamplay) {
801                 SetPlayerColors(self, _color);
802                 return;
803         }
804
805         scolor = self.clientcolors & 0x0F;
806         dcolor = _color & 0x0F;
807
808         if(scolor == NUM_TEAM_1 - 1)
809                 steam = 1;
810         else if(scolor == NUM_TEAM_2 - 1)
811                 steam = 2;
812         else if(scolor == NUM_TEAM_3 - 1)
813                 steam = 3;
814         else // if(scolor == NUM_TEAM_4 - 1)
815                 steam = 4;
816         if(dcolor == NUM_TEAM_1 - 1)
817                 dteam = 1;
818         else if(dcolor == NUM_TEAM_2 - 1)
819                 dteam = 2;
820         else if(dcolor == NUM_TEAM_3 - 1)
821                 dteam = 3;
822         else // if(dcolor == NUM_TEAM_4 - 1)
823                 dteam = 4;
824
825         CheckAllowedTeams(self);
826
827         if(dteam == 1 && c1 < 0) dteam = 4;
828         if(dteam == 4 && c4 < 0) dteam = 3;
829         if(dteam == 3 && c3 < 0) dteam = 2;
830         if(dteam == 2 && c2 < 0) dteam = 1;
831
832         // not changing teams
833         if(scolor == dcolor)
834         {
835                 //bprint("same team change\n");
836                 SetPlayerTeam(self, dteam, steam, TRUE);
837                 return;
838         }
839
840         if((autocvar_g_campaign) || (autocvar_g_changeteam_banned && self.wasplayer)) {
841                 sprint(self, "Team changes not allowed\n");
842                 return; // changing teams is not allowed
843         }
844
845         // autocvar_g_balance_teams_prevent_imbalance only makes sense if autocvar_g_balance_teams is on, as it makes the team selection dialog pointless
846         if(autocvar_g_balance_teams && autocvar_g_balance_teams_prevent_imbalance)
847         {
848                 GetTeamCounts(self);
849                 if(!TeamSmallerEqThanTeam(dteam, steam, self))
850                 {
851                         sprint(self, "Cannot change to a larger/better/shinier team\n");
852                         return;
853                 }
854         }
855
856 //      bprint("allow change teams from ", ftos(steam), " to ", ftos(dteam), "\n");
857
858         if(self.classname == "player" && steam != dteam)
859         {
860                 // reduce frags during a team change
861                 TeamchangeFrags(self);
862         }
863
864         SetPlayerTeam(self, dteam, steam, FALSE);
865
866         if(self.classname == "player" && steam != dteam)
867         {
868                 // kill player when changing teams
869                 if(self.deadflag == DEAD_NO)
870                         Damage(self, self, self, 100000, DEATH_TEAMCHANGE, self.origin, '0 0 0');
871         }
872 }
873
874 void ShufflePlayerOutOfTeam (float source_team)
875 {
876         float smallestteam, smallestteam_count, steam;
877         float lowest_bot_score, lowest_player_score;
878         entity head, lowest_bot, lowest_player, selected;
879
880         smallestteam = 0;
881         smallestteam_count = 999999999;
882
883         if(c1 >= 0 && c1 < smallestteam_count)
884         {
885                 smallestteam = 1;
886                 smallestteam_count = c1;
887         }
888         if(c2 >= 0 && c2 < smallestteam_count)
889         {
890                 smallestteam = 2;
891                 smallestteam_count = c2;
892         }
893         if(c3 >= 0 && c3 < smallestteam_count)
894         {
895                 smallestteam = 3;
896                 smallestteam_count = c3;
897         }
898         if(c4 >= 0 && c4 < smallestteam_count)
899         {
900                 smallestteam = 4;
901                 smallestteam_count = c4;
902         }
903
904         if(!smallestteam)
905         {
906                 bprint("warning: no smallest team\n");
907                 return;
908         }
909
910         if(source_team == 1)
911                 steam = NUM_TEAM_1;
912         else if(source_team == 2)
913                 steam = NUM_TEAM_2;
914         else if(source_team == 3)
915                 steam = NUM_TEAM_3;
916         else // if(source_team == 4)
917                 steam = NUM_TEAM_4;
918
919         lowest_bot = world;
920         lowest_bot_score = 999999999;
921         lowest_player = world;
922         lowest_player_score = 999999999;
923
924         // find the lowest-scoring player & bot of that team
925         FOR_EACH_PLAYER(head)
926         {
927                 if(head.team == steam)
928                 {
929                         if(head.isbot)
930                         {
931                                 if(head.totalfrags < lowest_bot_score)
932                                 {
933                                         lowest_bot = head;
934                                         lowest_bot_score = head.totalfrags;
935                                 }
936                         }
937                         else
938                         {
939                                 if(head.totalfrags < lowest_player_score)
940                                 {
941                                         lowest_player = head;
942                                         lowest_player_score = head.totalfrags;
943                                 }
944                         }
945                 }
946         }
947
948         // prefers to move a bot...
949         if(lowest_bot != world)
950                 selected = lowest_bot;
951         // but it will move a player if it has to
952         else
953                 selected = lowest_player;
954         // don't do anything if it couldn't find anyone
955         if(!selected)
956         {
957                 bprint("warning: couldn't find a player to move from team\n");
958                 return;
959         }
960
961         // smallest team gains a member
962         if(smallestteam == 1)
963         {
964                 c1 = c1 + 1;
965         }
966         else if(smallestteam == 2)
967         {
968                 c2 = c2 + 1;
969         }
970         else if(smallestteam == 3)
971         {
972                 c3 = c3 + 1;
973         }
974         else if(smallestteam == 4)
975         {
976                 c4 = c4 + 1;
977         }
978         else
979         {
980                 bprint("warning: destination team invalid\n");
981                 return;
982         }
983         // source team loses a member
984         if(source_team == 1)
985         {
986                 c1 = c1 + 1;
987         }
988         else if(source_team == 2)
989         {
990                 c2 = c2 + 2;
991         }
992         else if(source_team == 3)
993         {
994                 c3 = c3 + 3;
995         }
996         else if(source_team == 4)
997         {
998                 c4 = c4 + 4;
999         }
1000         else
1001         {
1002                 bprint("warning: source team invalid\n");
1003                 return;
1004         }
1005
1006         // move the player to the new team
1007         TeamchangeFrags(selected);
1008         SetPlayerTeam(selected, smallestteam, source_team, FALSE);
1009
1010         if(selected.deadflag == DEAD_NO)
1011                 Damage(selected, selected, selected, 100000, DEATH_AUTOTEAMCHANGE, selected.origin, '0 0 0');
1012         centerprint(selected, strcat("You have been moved into a different team to improve team balance\nYou are now on: ", Team_ColoredFullName(selected.team)));
1013 }
1014
1015 // code from here on is just to support maps that don't have team entities
1016 void tdm_spawnteam (string teamname, float teamcolor)
1017 {
1018         entity e;
1019         e = spawn();
1020         e.classname = "tdm_team";
1021         e.netname = teamname;
1022         e.cnt = teamcolor;
1023         e.team = e.cnt + 1;
1024 }
1025
1026 // spawn some default teams if the map is not set up for tdm
1027 void tdm_spawnteams()
1028 {
1029         float numteams;
1030
1031         numteams = autocvar_g_tdm_teams_override;
1032         if(numteams < 2)
1033                 numteams = autocvar_g_tdm_teams;
1034         numteams = bound(2, numteams, 4);
1035
1036         tdm_spawnteam("Red", NUM_TEAM_1-1);
1037         tdm_spawnteam("Blue", NUM_TEAM_2-1);
1038         if(numteams >= 3)
1039                 tdm_spawnteam("Yellow", NUM_TEAM_3-1);
1040         if(numteams >= 4)
1041                 tdm_spawnteam("Pink", NUM_TEAM_4-1);
1042 }
1043
1044 void tdm_delayedinit()
1045 {
1046         // if no teams are found, spawn defaults
1047         if (find(world, classname, "tdm_team") == world)
1048                 tdm_spawnteams();
1049 }
1050
1051 void tdm_init()
1052 {
1053         InitializeEntity(world, tdm_delayedinit, INITPRIO_GAMETYPE);
1054 }