]> git.xonotic.org Git - xonotic/xonotic-data.pk3dir.git/blob - qcsrc/server/teamplay.qc
Merge branch 'master' into Mario/monsters
[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 tdm_init();
17 void entcs_init();
18
19 void LogTeamchange(float player_id, float team_number, float type)
20 {
21         if(!autocvar_sv_eventlog)
22                 return;
23
24         if(player_id < 1)
25                 return;
26
27         GameLogEcho(strcat(":team:", ftos(player_id), ":", ftos(team_number), ":", ftos(type)));
28 }
29
30 void default_delayedinit()
31 {
32         if(!scores_initialized)
33                 ScoreRules_generic();
34 }
35
36 void ActivateTeamplay()
37 {
38         serverflags |= SERVERFLAG_TEAMPLAY;
39         teamplay = 1;
40 }
41
42 void InitGameplayMode()
43 {
44         float fraglimit_override, timelimit_override, leadlimit_override, qualifying_override;
45
46         qualifying_override = -1;
47
48         VoteReset();
49
50         // find out good world mins/maxs bounds, either the static bounds found by looking for solid, or the mapinfo specified bounds
51         get_mi_min_max(1);
52         world.mins = mi_min;
53         world.maxs = mi_max;
54
55         MapInfo_LoadMapSettings(mapname);
56         teamplay = 0;
57         serverflags &~= SERVERFLAG_TEAMPLAY;
58
59         if not(cvar_value_issafe(world.fog))
60         {
61                 print("The current map contains a potentially harmful fog setting, ignored\n");
62                 world.fog = string_null;
63         }
64         if(MapInfo_Map_fog != "")
65                 if(MapInfo_Map_fog == "none")
66                         world.fog = string_null;
67                 else
68                         world.fog = strzone(MapInfo_Map_fog);
69         clientstuff = strzone(MapInfo_Map_clientstuff);
70
71         MapInfo_ClearTemps();
72
73         // set both here, gamemode can override it later
74         timelimit_override = autocvar_timelimit_override;
75         fraglimit_override = autocvar_fraglimit_override;
76         leadlimit_override = autocvar_leadlimit_override;
77         gamemode_name = MapInfo_Type_ToText(MapInfo_LoadedGametype);
78
79         if(g_dm)
80         {
81         }
82
83         if(g_tdm)
84         {
85                 ActivateTeamplay();
86                 tdm_init();
87                 if(autocvar_g_tdm_team_spawns)
88                         have_team_spawns = -1; // request team spawns
89         }
90
91         if(g_domination)
92         {
93                 ActivateTeamplay();
94                 fraglimit_override = autocvar_g_domination_point_limit;
95                 leadlimit_override = autocvar_g_domination_point_leadlimit;
96                 MUTATOR_ADD(gamemode_domination);
97                 have_team_spawns = -1; // request team spawns
98         }
99
100         if(g_ctf)
101         {
102                 ActivateTeamplay();
103                 fraglimit_override = autocvar_capturelimit_override;
104                 leadlimit_override = autocvar_captureleadlimit_override;
105                 MUTATOR_ADD(gamemode_ctf);
106                 have_team_spawns = -1; // request team spawns
107         }
108
109         if(g_lms)
110         {
111                 fraglimit_override = autocvar_g_lms_lives_override;
112                 leadlimit_override = 0; // not supported by LMS
113                 if(fraglimit_override == 0)
114                         fraglimit_override = -1;
115                 MUTATOR_ADD(gamemode_lms);
116         }
117
118         if(g_arena)
119         {
120                 fraglimit_override = autocvar_g_arena_point_limit;
121                 leadlimit_override = autocvar_g_arena_point_leadlimit;
122                 MUTATOR_ADD(gamemode_arena);
123         }
124
125         if(g_ca)
126         {
127                 ActivateTeamplay();
128                 fraglimit_override = autocvar_g_ca_point_limit;
129                 leadlimit_override = autocvar_g_ca_point_leadlimit;
130                 MUTATOR_ADD(gamemode_ca);
131         }
132
133         if(g_keyhunt)
134         {
135                 ActivateTeamplay();
136                 fraglimit_override = autocvar_g_keyhunt_point_limit;
137                 leadlimit_override = autocvar_g_keyhunt_point_leadlimit;
138                 MUTATOR_ADD(gamemode_keyhunt);
139         }
140
141         if(g_freezetag)
142         {
143                 ActivateTeamplay();
144                 fraglimit_override = autocvar_g_freezetag_point_limit;
145                 leadlimit_override = autocvar_g_freezetag_point_leadlimit;
146                 MUTATOR_ADD(gamemode_freezetag);
147         }
148
149         if(g_assault)
150         {
151                 ActivateTeamplay();
152                 MUTATOR_ADD(gamemode_assault);
153                 have_team_spawns = -1; // request team spawns
154         }
155
156         if(g_onslaught)
157         {
158                 ActivateTeamplay();
159                 have_team_spawns = -1; // request team spawns
160                 MUTATOR_ADD(gamemode_onslaught);
161         }
162
163         if(g_race)
164         {
165
166                 if(autocvar_g_race_teams)
167                 {
168                         ActivateTeamplay();
169                         race_teams = bound(2, autocvar_g_race_teams, 4);
170                         have_team_spawns = -1; // request team spawns
171                 }
172                 else
173                         race_teams = 0;
174
175                 qualifying_override = autocvar_g_race_qualifying_timelimit_override;
176                 fraglimit_override = autocvar_g_race_laps_limit;
177                 leadlimit_override = 0; // currently not supported by race
178         }
179
180         if(g_cts)
181         {
182                 g_race_qualifying = 1;
183                 fraglimit_override = 0;
184                 leadlimit_override = 0;
185         }
186
187         if(g_nexball)
188         {
189         fraglimit_override = autocvar_g_nexball_goallimit;
190         leadlimit_override = autocvar_g_nexball_goalleadlimit;
191         ActivateTeamplay();
192         have_team_spawns = -1; // request team spawns
193             MUTATOR_ADD(gamemode_nexball);
194         }
195         
196         if(g_keepaway)
197         {
198                 MUTATOR_ADD(gamemode_keepaway);
199         }
200         
201         if(g_invasion)
202         {
203                 timelimit_override = 0; // no timelimit in invasion, round based
204                 fraglimit_override = autocvar_g_invasion_round_limit;
205                 maxrounds = fraglimit_override;
206                 fraglimit_override = 0; // also no frag limit
207                 MUTATOR_ADD(gamemode_invasion);
208         }
209
210         if(teamplay)
211                 entcs_init();
212
213         cache_mutatormsg = strzone("");
214         cache_lastmutatormsg = strzone("");
215
216         // enforce the server's universal frag/time limits
217         if(!autocvar_g_campaign)
218         {
219                 if(fraglimit_override >= 0)
220                         cvar_set("fraglimit", ftos(fraglimit_override));
221                 if(timelimit_override >= 0)
222                         cvar_set("timelimit", ftos(timelimit_override));
223                 if(leadlimit_override >= 0)
224                         cvar_set("leadlimit", ftos(leadlimit_override));
225                 if(qualifying_override >= 0)
226                         cvar_set("g_race_qualifying_timelimit", ftos(qualifying_override));
227         }
228
229         if(g_race)
230         {
231                 // we need to find out the correct value for g_race_qualifying
232                 if(autocvar_g_campaign)
233                 {
234                         g_race_qualifying = 1;
235                 }
236                 else if(!autocvar_g_campaign && autocvar_g_race_qualifying_timelimit > 0)
237                 {
238                         g_race_qualifying = 2;
239                         race_fraglimit = autocvar_fraglimit;
240                         race_leadlimit = autocvar_leadlimit;
241                         race_timelimit = autocvar_timelimit;
242                         cvar_set("fraglimit", "0");
243                         cvar_set("leadlimit", "0");
244                         cvar_set("timelimit", ftos(autocvar_g_race_qualifying_timelimit));
245                 }
246                 else
247                         g_race_qualifying = 0;
248         }
249
250         if(g_race || g_cts)
251         {
252                 if(g_race_qualifying)
253                         independent_players = 1;
254
255                 ScoreRules_race();
256         }
257
258         InitializeEntity(world, default_delayedinit, INITPRIO_GAMETYPE_FALLBACK);
259 }
260
261 string GetClientVersionMessage() {
262         string versionmsg;
263         if (self.version_mismatch) {
264                 if(self.version < autocvar_gameversion) {
265                         versionmsg = "^3Your client version is outdated.\n\n\n### YOU WON'T BE ABLE TO PLAY ON THIS SERVER ###\n\n\nPlease update!!!^8";
266                 } else {
267                         versionmsg = "^3This server is using an outdated Xonotic version.\n\n\n ### THIS SERVER IS INCOMPATIBLE AND THUS YOU CANNOT JOIN ###.^8";
268                 }
269         } else {
270                 versionmsg = "^2client version and server version are compatible.^8";
271         }
272         return versionmsg;
273 }
274
275 string getwelcomemessage(void)
276 {
277         string s, modifications, motd;
278
279         ret_string = "";
280         MUTATOR_CALLHOOK(BuildMutatorsPrettyString);
281         modifications = ret_string;
282
283         if(g_weaponarena)
284         {
285                 if(g_weaponarena_random)
286                         modifications = strcat(modifications, ", ", ftos(g_weaponarena_random), " of ", g_weaponarena_list, " Arena");
287                 else
288                         modifications = strcat(modifications, ", ", g_weaponarena_list, " Arena");
289         }
290         if(autocvar_g_start_weapon_laser == 0)
291                 modifications = strcat(modifications, ", No start weapons");
292         if(autocvar_sv_gravity < 800)
293                 modifications = strcat(modifications, ", Low gravity");
294         if(g_cloaked && !g_cts)
295                 modifications = strcat(modifications, ", Cloaked");
296         if(g_grappling_hook)
297                 modifications = strcat(modifications, ", Hook");
298         if(g_weapon_stay && !g_cts)
299                 modifications = strcat(modifications, ", Weapons stay");
300         if(g_jetpack)
301                 modifications = strcat(modifications, ", Jet pack");
302         if(autocvar_g_powerups == 0)
303                 modifications = strcat(modifications, ", No powerups");
304         if(autocvar_g_powerups > 0)
305                 modifications = strcat(modifications, ", Powerups");
306         modifications = substring(modifications, 2, strlen(modifications) - 2);
307
308         string versionmessage;
309         versionmessage = GetClientVersionMessage();
310
311         s = strcat("This is Xonotic ", autocvar_g_xonoticversion, "\n", versionmessage);
312         s = strcat(s, "^8\n\nmatch type is ^1", gamemode_name, "^8\n");
313
314         if(modifications != "")
315                 s = strcat(s, "^8\nactive modifications: ^3", modifications, "^8\n");
316
317         if (g_grappling_hook)
318                 s = strcat(s, "\n\n^3grappling hook^8 is enabled, press 'e' to use it\n");
319
320         if(cache_lastmutatormsg != autocvar_g_mutatormsg)
321         {
322                 if(cache_lastmutatormsg)
323                         strunzone(cache_lastmutatormsg);
324                 if(cache_mutatormsg)
325                         strunzone(cache_mutatormsg);
326                 cache_lastmutatormsg = strzone(autocvar_g_mutatormsg);
327                 cache_mutatormsg = strzone(cache_lastmutatormsg);
328         }
329
330         if (cache_mutatormsg != "") {
331                 s = strcat(s, "\n\n^8special gameplay tips: ^7", cache_mutatormsg);
332         }
333
334         motd = autocvar_sv_motd;
335         if (motd != "") {
336                 s = strcat(s, "\n\n^8MOTD: ^7", strreplace("\\n", "\n", motd));
337         }
338         return s;
339 }
340
341 void SetPlayerColors(entity pl, float _color)
342 {
343         /*string s;
344         s = ftos(cl);
345         stuffcmd(pl, strcat("color ", s, " ", s, "\n")  );
346         pl.team = cl + 1;
347         //pl.clientcolors = pl.clientcolors - (pl.clientcolors & 15) + cl;
348         pl.clientcolors = 16*cl + cl;*/
349
350         float pants, shirt;
351         pants = _color & 0x0F;
352         shirt = _color & 0xF0;
353
354
355         if(teamplay) {
356                 setcolor(pl, 16*pants + pants);
357         } else {
358                 setcolor(pl, shirt + pants);
359         }
360 }
361
362 void SetPlayerTeam(entity pl, float t, float s, float noprint)
363 {
364         float _color;
365
366         if(t == 4)
367                 _color = NUM_TEAM_4 - 1;
368         else if(t == 3)
369                 _color = NUM_TEAM_3 - 1;
370         else if(t == 2)
371                 _color = NUM_TEAM_2 - 1;
372         else
373                 _color = NUM_TEAM_1 - 1;
374
375         SetPlayerColors(pl,_color);
376
377         if(t != s) {
378                 LogTeamchange(pl.playerid, pl.team, 3);  // log manual team join
379
380                 if(!noprint)
381                 bprint(pl.netname, "^7 has changed from ", Team_NumberToColoredFullName(s), "^7 to ", Team_NumberToColoredFullName(t), "\n");
382         }
383
384 }
385
386 // set c1...c4 to show what teams are allowed
387 void CheckAllowedTeams (entity for_whom)
388 {
389         float dm;
390         entity head;
391         string teament_name;
392
393         c1 = c2 = c3 = c4 = -1;
394         cb1 = cb2 = cb3 = cb4 = 0;
395
396         teament_name = string_null;
397         if(g_onslaught)
398         {
399                 // onslaught is special
400                 head = findchain(classname, "onslaught_generator");
401                 while (head)
402                 {
403                         if (head.team == NUM_TEAM_1) c1 = 0;
404                         if (head.team == NUM_TEAM_2) c2 = 0;
405                         if (head.team == NUM_TEAM_3) c3 = 0;
406                         if (head.team == NUM_TEAM_4) c4 = 0;
407                         head = head.chain;
408                 }
409         }
410         else if(g_domination)
411                 teament_name = "dom_team";
412         else if(g_ctf)
413                 teament_name = "ctf_team";
414         else if(g_tdm)
415                 teament_name = "tdm_team";
416         else if(g_nexball)
417                 teament_name = "nexball_team";
418         else if(g_assault)
419                 c1 = c2 = 0; // Assault always has 2 teams
420         else
421         {
422                 // cover anything else by treating it like tdm with no teams spawned
423                 if(g_race)
424                         dm = race_teams;
425                 else
426                         dm = 2;
427
428                 ret_float = dm;
429                 MUTATOR_CALLHOOK(GetTeamCount);
430                 dm = ret_float;
431
432                 if(dm >= 4)
433                         c1 = c2 = c3 = c4 = 0;
434                 else if(dm >= 3)
435                         c1 = c2 = c3 = 0;
436                 else
437                         c1 = c2 = 0;
438         }
439
440         // find out what teams are allowed if necessary
441         if(teament_name)
442         {
443                 head = find(world, classname, teament_name);
444                 while(head)
445                 {
446                         if(!(g_domination && head.netname == ""))
447                         {
448                                 if(head.team == NUM_TEAM_1)
449                                         c1 = 0;
450                                 else if(head.team == NUM_TEAM_2)
451                                         c2 = 0;
452                                 else if(head.team == NUM_TEAM_3)
453                                         c3 = 0;
454                                 else if(head.team == NUM_TEAM_4)
455                                         c4 = 0;
456                         }
457                         head = find(head, classname, teament_name);
458                 }
459         }
460
461         // TODO: Balance quantity of bots across > 2 teams when bot_vs_human is set (and remove next line)
462         if(c3==-1 && c4==-1)
463         if(autocvar_bot_vs_human && for_whom)
464         {
465                 if(autocvar_bot_vs_human > 0)
466                 {
467                         // bots are all blue
468                         if(IS_BOT_CLIENT(for_whom))
469                                 c1 = c3 = c4 = -1;
470                         else
471                                 c2 = -1;
472                 }
473                 else
474                 {
475                         // bots are all red
476                         if(IS_BOT_CLIENT(for_whom))
477                                 c2 = c3 = c4 = -1;
478                         else
479                                 c1 = -1;
480                 }
481         }
482
483         // if player has a forced team, ONLY allow that one
484         if(self.team_forced == NUM_TEAM_1 && c1 >= 0)
485                 c2 = c3 = c4 = -1;
486         else if(self.team_forced == NUM_TEAM_2 && c2 >= 0)
487                 c1 = c3 = c4 = -1;
488         else if(self.team_forced == NUM_TEAM_3 && c3 >= 0)
489                 c1 = c2 = c4 = -1;
490         else if(self.team_forced == NUM_TEAM_4 && c4 >= 0)
491                 c1 = c2 = c3 = -1;
492 }
493
494 float PlayerValue(entity p)
495 {
496         return 1;
497         // FIXME: it always returns 1...
498 }
499
500 // c1...c4 should be set to -1 (not allowed) or 0 (allowed).
501 // teams that are allowed will now have their player counts stored in c1...c4
502 void GetTeamCounts(entity ignore)
503 {
504         entity head;
505         float value, bvalue;
506         // now count how many players are on each team already
507
508         // FIXME: also find and memorize the lowest-scoring bot on each team (in case players must be shuffled around)
509         // also remember the lowest-scoring player
510
511         FOR_EACH_CLIENT(head)
512         {
513                 float t;
514                 if(IS_PLAYER(head))
515                         t = head.team;
516                 else if(head.team_forced > 0)
517                         t = head.team_forced; // reserve the spot
518                 else
519                         continue;
520                 if(head != ignore)// && head.netname != "")
521                 {
522                         value = PlayerValue(head);
523                         if(IS_BOT_CLIENT(head))
524                                 bvalue = value;
525                         else
526                                 bvalue = 0;
527                         if(t == NUM_TEAM_1)
528                         {
529                                 if(c1 >= 0)
530                                 {
531                                         c1 = c1 + value;
532                                         cb1 = cb1 + bvalue;
533                                 }
534                         }
535                         if(t == NUM_TEAM_2)
536                         {
537                                 if(c2 >= 0)
538                                 {
539                                         c2 = c2 + value;
540                                         cb2 = cb2 + bvalue;
541                                 }
542                         }
543                         if(t == NUM_TEAM_3)
544                         {
545                                 if(c3 >= 0)
546                                 {
547                                         c3 = c3 + value;
548                                         cb3 = cb3 + bvalue;
549                                 }
550                         }
551                         if(t == NUM_TEAM_4)
552                         {
553                                 if(c4 >= 0)
554                                 {
555                                         c4 = c4 + value;
556                                         cb4 = cb4 + bvalue;
557                                 }
558                         }
559                 }
560         }
561
562         // if the player who has a forced team has not joined yet, reserve the spot
563         if(autocvar_g_campaign)
564         {
565                 switch(autocvar_g_campaign_forceteam)
566                 {
567                         case 1: if(c1 == cb1) ++c1; break;
568                         case 2: if(c2 == cb2) ++c2; break;
569                         case 3: if(c3 == cb3) ++c3; break;
570                         case 4: if(c4 == cb4) ++c4; break;
571                 }
572         }
573 }
574
575 float TeamSmallerEqThanTeam(float ta, float tb, entity e)
576 {
577         // we assume that CheckAllowedTeams and GetTeamCounts have already been called
578         float f;
579         float ca = -1, cb = -1, cba = 0, cbb = 0, sa = 0, sb = 0;
580
581         switch(ta)
582         {
583                 case 1: ca = c1; cba = cb1; sa = team1_score; break;
584                 case 2: ca = c2; cba = cb2; sa = team2_score; break;
585                 case 3: ca = c3; cba = cb3; sa = team3_score; break;
586                 case 4: ca = c4; cba = cb4; sa = team4_score; break;
587         }
588         switch(tb)
589         {
590                 case 1: cb = c1; cbb = cb1; sb = team1_score; break;
591                 case 2: cb = c2; cbb = cb2; sb = team2_score; break;
592                 case 3: cb = c3; cbb = cb3; sb = team3_score; break;
593                 case 4: cb = c4; cbb = cb4; sb = team4_score; break;
594         }
595
596         // invalid
597         if(ca < 0 || cb < 0)
598                 return FALSE;
599
600         // equal
601         if(ta == tb)
602                 return TRUE;
603
604         if(IS_REAL_CLIENT(e))
605         {
606                 if(bots_would_leave)
607                 {
608                         ca -= cba * 0.999;
609                         cb -= cbb * 0.999;
610                 }
611         }
612         
613         // keep teams alive (teams of size 0 always count as smaller, ignoring score)
614         if(ca < 1)
615                 if(cb >= 1)
616                         return TRUE;
617         if(ca >= 1)
618                 if(cb < 1)
619                         return FALSE;
620
621         // first, normalize
622         f = max(ca, cb, 1);
623         ca /= f;
624         cb /= f;
625         f = max(sa, sb, 1);
626         sa /= f;
627         sb /= f;
628
629         // the more we're at the end of the match, the more take scores into account
630         f = bound(0, game_completion_ratio * autocvar_g_balance_teams_scorefactor, 1);
631         ca += (sa - ca) * f;
632         cb += (sb - cb) * f;
633
634         return ca <= cb;
635 }
636
637 // returns # of smallest team (1, 2, 3, 4)
638 // NOTE: Assumes CheckAllowedTeams has already been called!
639 float FindSmallestTeam(entity pl, float ignore_pl)
640 {
641         float totalteams, t;
642         totalteams = 0;
643
644         // find out what teams are available
645         //CheckAllowedTeams();
646
647         // make sure there are at least 2 teams to join
648         if(c1 >= 0)
649                 totalteams = totalteams + 1;
650         if(c2 >= 0)
651                 totalteams = totalteams + 1;
652         if(c3 >= 0)
653                 totalteams = totalteams + 1;
654         if(c4 >= 0)
655                 totalteams = totalteams + 1;
656
657         if((autocvar_bot_vs_human || pl.team_forced > 0) && totalteams == 1)
658                 totalteams += 1;
659
660         if(totalteams <= 1)
661         {
662                 if(autocvar_g_campaign && pl && IS_REAL_CLIENT(pl))
663                         return 1; // special case for campaign and player joining
664                 else if(g_domination)
665                         error("Too few teams available for domination\n");
666                 else if(g_ctf)
667                         error("Too few teams available for ctf\n");
668                 else if(g_keyhunt)
669                         error("Too few teams available for key hunt\n");
670                 else if(g_freezetag)
671                         error("Too few teams available for freeze tag\n");
672                 else
673                         error("Too few teams available for team deathmatch\n");
674         }
675
676         // count how many players are in each team
677         if(ignore_pl)
678                 GetTeamCounts(pl);
679         else
680                 GetTeamCounts(world);
681
682         RandomSelection_Init();
683         
684         t = 1;
685         if(TeamSmallerEqThanTeam(2, t, pl))
686                 t = 2;
687         if(TeamSmallerEqThanTeam(3, t, pl))
688                 t = 3;
689         if(TeamSmallerEqThanTeam(4, t, pl))
690                 t = 4;
691
692         // now t is the minimum, or A minimum!
693         if(t == 1 || TeamSmallerEqThanTeam(1, t, pl))
694                 RandomSelection_Add(world, 1, string_null, 1, 1);
695         if(t == 2 || TeamSmallerEqThanTeam(2, t, pl))
696                 RandomSelection_Add(world, 2, string_null, 1, 1);
697         if(t == 3 || TeamSmallerEqThanTeam(3, t, pl))
698                 RandomSelection_Add(world, 3, string_null, 1, 1);
699         if(t == 4 || TeamSmallerEqThanTeam(4, t, pl))
700                 RandomSelection_Add(world, 4, string_null, 1, 1);
701
702         return RandomSelection_chosen_float;
703 }
704
705 float JoinBestTeam(entity pl, float only_return_best, float forcebestteam)
706 {
707         float smallest, selectedteam;
708
709         // don't join a team if we're not playing a team game
710         if(!teamplay)
711                 return 0;
712
713         // find out what teams are available
714         CheckAllowedTeams(pl);
715
716         // if we don't care what team he ends up on, put him on whatever team he entered as.
717         // if he's not on a valid team, then let other code put him on the smallest team
718         if(!forcebestteam)
719         {
720                 if(     c1 >= 0 && pl.team == NUM_TEAM_1)
721                         selectedteam = pl.team;
722                 else if(c2 >= 0 && pl.team == NUM_TEAM_2)
723                         selectedteam = pl.team;
724                 else if(c3 >= 0 && pl.team == NUM_TEAM_3)
725                         selectedteam = pl.team;
726                 else if(c4 >= 0 && pl.team == NUM_TEAM_4)
727                         selectedteam = pl.team;
728                 else
729                         selectedteam = -1;
730
731                 if(selectedteam > 0)
732                 {
733                         if(!only_return_best)
734                         {
735                                 SetPlayerColors(pl, selectedteam - 1);
736
737                                 // when JoinBestTeam is called by client.qc/ClientKill_Now_TeamChange the players team is -1 and thus skipped
738                                 // when JoinBestTeam is called by cl_client.qc/ClientConnect the player_id is 0 the log attempt is rejected
739                                 LogTeamchange(pl.playerid, pl.team, 99);
740                         }
741                         return selectedteam;
742                 }
743                 // otherwise end up on the smallest team (handled below)
744         }
745
746         smallest = FindSmallestTeam(pl, TRUE);
747
748         if(!only_return_best && !pl.bot_forced_team)
749         {
750                 TeamchangeFrags(self);
751                 if(smallest == 1)
752                 {
753                         SetPlayerColors(pl, NUM_TEAM_1 - 1);
754                 }
755                 else if(smallest == 2)
756                 {
757                         SetPlayerColors(pl, NUM_TEAM_2 - 1);
758                 }
759                 else if(smallest == 3)
760                 {
761                         SetPlayerColors(pl, NUM_TEAM_3 - 1);
762                 }
763                 else if(smallest == 4)
764                 {
765                         SetPlayerColors(pl, NUM_TEAM_4 - 1);
766                 }
767                 else
768                 {
769                         error("smallest team: invalid team\n");
770                 }
771
772                 LogTeamchange(pl.playerid, pl.team, 2); // log auto join
773
774                 if(pl.deadflag == DEAD_NO)
775                         Damage(pl, pl, pl, 100000, DEATH_TEAMCHANGE, pl.origin, '0 0 0');
776         }
777
778         return smallest;
779 }
780
781 //void() ctf_playerchanged;
782 void SV_ChangeTeam(float _color)
783 {
784         float scolor, dcolor, steam, dteam; //, dbotcount, scount, dcount;
785
786         // in normal deathmatch we can just apply the color and we're done
787         if(!teamplay) {
788                 SetPlayerColors(self, _color);
789                 return;
790         }
791
792         scolor = self.clientcolors & 0x0F;
793         dcolor = _color & 0x0F;
794
795         if(scolor == NUM_TEAM_1 - 1)
796                 steam = 1;
797         else if(scolor == NUM_TEAM_2 - 1)
798                 steam = 2;
799         else if(scolor == NUM_TEAM_3 - 1)
800                 steam = 3;
801         else // if(scolor == NUM_TEAM_4 - 1)
802                 steam = 4;
803         if(dcolor == NUM_TEAM_1 - 1)
804                 dteam = 1;
805         else if(dcolor == NUM_TEAM_2 - 1)
806                 dteam = 2;
807         else if(dcolor == NUM_TEAM_3 - 1)
808                 dteam = 3;
809         else // if(dcolor == NUM_TEAM_4 - 1)
810                 dteam = 4;
811
812         CheckAllowedTeams(self);
813
814         if(dteam == 1 && c1 < 0) dteam = 4;
815         if(dteam == 4 && c4 < 0) dteam = 3;
816         if(dteam == 3 && c3 < 0) dteam = 2;
817         if(dteam == 2 && c2 < 0) dteam = 1;
818
819         // not changing teams
820         if(scolor == dcolor)
821         {
822                 //bprint("same team change\n");
823                 SetPlayerTeam(self, dteam, steam, TRUE);
824                 return;
825         }
826
827         if((autocvar_g_campaign) || (autocvar_g_changeteam_banned && self.wasplayer)) {
828                 sprint(self, "Team changes not allowed\n");
829                 return; // changing teams is not allowed
830         }
831
832         // autocvar_g_balance_teams_prevent_imbalance only makes sense if autocvar_g_balance_teams is on, as it makes the team selection dialog pointless
833         if(autocvar_g_balance_teams && autocvar_g_balance_teams_prevent_imbalance)
834         {
835                 GetTeamCounts(self);
836                 if(!TeamSmallerEqThanTeam(dteam, steam, self))
837                 {
838                         sprint(self, "Cannot change to a larger/better/shinier team\n");
839                         return;
840                 }
841         }
842
843 //      bprint("allow change teams from ", ftos(steam), " to ", ftos(dteam), "\n");
844
845         if(IS_PLAYER(self) && steam != dteam)
846         {
847                 // reduce frags during a team change
848                 TeamchangeFrags(self);
849         }
850
851         SetPlayerTeam(self, dteam, steam, FALSE);
852
853         if(IS_PLAYER(self) && steam != dteam)
854         {
855                 // kill player when changing teams
856                 if(self.deadflag == DEAD_NO)
857                         Damage(self, self, self, 100000, DEATH_TEAMCHANGE, self.origin, '0 0 0');
858         }
859 }
860
861 void ShufflePlayerOutOfTeam (float source_team)
862 {
863         float smallestteam, smallestteam_count, steam;
864         float lowest_bot_score, lowest_player_score;
865         entity head, lowest_bot, lowest_player, selected;
866
867         smallestteam = 0;
868         smallestteam_count = 999999999;
869
870         if(c1 >= 0 && c1 < smallestteam_count)
871         {
872                 smallestteam = 1;
873                 smallestteam_count = c1;
874         }
875         if(c2 >= 0 && c2 < smallestteam_count)
876         {
877                 smallestteam = 2;
878                 smallestteam_count = c2;
879         }
880         if(c3 >= 0 && c3 < smallestteam_count)
881         {
882                 smallestteam = 3;
883                 smallestteam_count = c3;
884         }
885         if(c4 >= 0 && c4 < smallestteam_count)
886         {
887                 smallestteam = 4;
888                 smallestteam_count = c4;
889         }
890
891         if(!smallestteam)
892         {
893                 bprint("warning: no smallest team\n");
894                 return;
895         }
896
897         if(source_team == 1)
898                 steam = NUM_TEAM_1;
899         else if(source_team == 2)
900                 steam = NUM_TEAM_2;
901         else if(source_team == 3)
902                 steam = NUM_TEAM_3;
903         else // if(source_team == 4)
904                 steam = NUM_TEAM_4;
905
906         lowest_bot = world;
907         lowest_bot_score = 999999999;
908         lowest_player = world;
909         lowest_player_score = 999999999;
910
911         // find the lowest-scoring player & bot of that team
912         FOR_EACH_PLAYER(head)
913         {
914                 if(head.team == steam)
915                 {
916                         if(head.isbot)
917                         {
918                                 if(head.totalfrags < lowest_bot_score)
919                                 {
920                                         lowest_bot = head;
921                                         lowest_bot_score = head.totalfrags;
922                                 }
923                         }
924                         else
925                         {
926                                 if(head.totalfrags < lowest_player_score)
927                                 {
928                                         lowest_player = head;
929                                         lowest_player_score = head.totalfrags;
930                                 }
931                         }
932                 }
933         }
934
935         // prefers to move a bot...
936         if(lowest_bot != world)
937                 selected = lowest_bot;
938         // but it will move a player if it has to
939         else
940                 selected = lowest_player;
941         // don't do anything if it couldn't find anyone
942         if(!selected)
943         {
944                 bprint("warning: couldn't find a player to move from team\n");
945                 return;
946         }
947
948         // smallest team gains a member
949         if(smallestteam == 1)
950         {
951                 c1 = c1 + 1;
952         }
953         else if(smallestteam == 2)
954         {
955                 c2 = c2 + 1;
956         }
957         else if(smallestteam == 3)
958         {
959                 c3 = c3 + 1;
960         }
961         else if(smallestteam == 4)
962         {
963                 c4 = c4 + 1;
964         }
965         else
966         {
967                 bprint("warning: destination team invalid\n");
968                 return;
969         }
970         // source team loses a member
971         if(source_team == 1)
972         {
973                 c1 = c1 + 1;
974         }
975         else if(source_team == 2)
976         {
977                 c2 = c2 + 2;
978         }
979         else if(source_team == 3)
980         {
981                 c3 = c3 + 3;
982         }
983         else if(source_team == 4)
984         {
985                 c4 = c4 + 4;
986         }
987         else
988         {
989                 bprint("warning: source team invalid\n");
990                 return;
991         }
992
993         // move the player to the new team
994         TeamchangeFrags(selected);
995         SetPlayerTeam(selected, smallestteam, source_team, FALSE);
996
997         if(selected.deadflag == DEAD_NO)
998                 Damage(selected, selected, selected, 100000, DEATH_AUTOTEAMCHANGE, selected.origin, '0 0 0');
999         centerprint(selected, strcat("You have been moved into a different team to improve team balance\nYou are now on: ", Team_ColoredFullName(selected.team)));
1000 }
1001
1002 // code from here on is just to support maps that don't have team entities
1003 void tdm_spawnteam (string teamname, float teamcolor)
1004 {
1005         entity e;
1006         e = spawn();
1007         e.classname = "tdm_team";
1008         e.netname = teamname;
1009         e.cnt = teamcolor;
1010         e.team = e.cnt + 1;
1011 }
1012
1013 // spawn some default teams if the map is not set up for tdm
1014 void tdm_spawnteams()
1015 {
1016         float numteams;
1017
1018         numteams = autocvar_g_tdm_teams_override;
1019         if(numteams < 2)
1020                 numteams = autocvar_g_tdm_teams;
1021         numteams = bound(2, numteams, 4);
1022
1023         tdm_spawnteam("Red", NUM_TEAM_1-1);
1024         tdm_spawnteam("Blue", NUM_TEAM_2-1);
1025         if(numteams >= 3)
1026                 tdm_spawnteam("Yellow", NUM_TEAM_3-1);
1027         if(numteams >= 4)
1028                 tdm_spawnteam("Pink", NUM_TEAM_4-1);
1029 }
1030
1031 void tdm_delayedinit()
1032 {
1033         // if no teams are found, spawn defaults
1034         if (find(world, classname, "tdm_team") == world)
1035                 tdm_spawnteams();
1036 }
1037
1038 void tdm_init()
1039 {
1040         InitializeEntity(world, tdm_delayedinit, INITPRIO_GAMETYPE);
1041 }