]> git.xonotic.org Git - xonotic/xonotic-data.pk3dir.git/blob - qcsrc/server/teamplay.qc
Merge branch 'master' into Mario/vehicles
[xonotic/xonotic-data.pk3dir.git] / qcsrc / server / teamplay.qc
1 #include "teamplay.qh"
2 #include "_all.qh"
3
4 #include "cl_client.qh"
5 #include "race.qh"
6 #include "scores.qh"
7 #include "scores_rules.qh"
8
9 #include "bot/bot.qh"
10
11 #include "command/vote.qh"
12
13 #include "mutators/mutators_include.qh"
14
15 #include "../common/deathtypes.qh"
16 #include "../common/teams.qh"
17
18 void TeamchangeFrags(entity e)
19 {
20         PlayerScore_Clear(e);
21 }
22
23 void LogTeamchange(float player_id, float team_number, float type)
24 {
25         if(!autocvar_sv_eventlog)
26                 return;
27
28         if(player_id < 1)
29                 return;
30
31         GameLogEcho(strcat(":team:", ftos(player_id), ":", ftos(team_number), ":", ftos(type)));
32 }
33
34 void default_delayedinit()
35 {
36         if(!scores_initialized)
37                 ScoreRules_generic();
38 }
39
40 void ActivateTeamplay()
41 {
42         serverflags |= SERVERFLAG_TEAMPLAY;
43         teamplay = 1;
44 }
45
46 void InitGameplayMode()
47 {
48         float fraglimit_override, timelimit_override, leadlimit_override, qualifying_override;
49
50         qualifying_override = -1;
51
52         VoteReset();
53
54         // find out good world mins/maxs bounds, either the static bounds found by looking for solid, or the mapinfo specified bounds
55         get_mi_min_max(1);
56         world.mins = mi_min;
57         world.maxs = mi_max;
58
59         MapInfo_LoadMapSettings(mapname);
60         teamplay = 0;
61         serverflags &= ~SERVERFLAG_TEAMPLAY;
62
63         if (!cvar_value_issafe(world.fog))
64         {
65                 print("The current map contains a potentially harmful fog setting, ignored\n");
66                 world.fog = string_null;
67         }
68         if(MapInfo_Map_fog != "")
69                 if(MapInfo_Map_fog == "none")
70                         world.fog = string_null;
71                 else
72                         world.fog = strzone(MapInfo_Map_fog);
73         clientstuff = strzone(MapInfo_Map_clientstuff);
74
75         MapInfo_ClearTemps();
76
77         // set both here, gamemode can override it later
78         timelimit_override = autocvar_timelimit_override;
79         fraglimit_override = autocvar_fraglimit_override;
80         leadlimit_override = autocvar_leadlimit_override;
81         gamemode_name = MapInfo_Type_ToText(MapInfo_LoadedGametype);
82
83         if(g_dm)
84         {
85         }
86
87         if(g_tdm)
88         {
89                 ActivateTeamplay();
90                 fraglimit_override = autocvar_g_tdm_point_limit;
91                 leadlimit_override = autocvar_g_tdm_point_leadlimit;
92                 if(autocvar_g_tdm_team_spawns)
93                         have_team_spawns = -1; // request team spawns
94                 MUTATOR_ADD(gamemode_tdm);
95         }
96
97         if(g_domination)
98         {
99                 ActivateTeamplay();
100                 fraglimit_override = autocvar_g_domination_point_limit;
101                 leadlimit_override = autocvar_g_domination_point_leadlimit;
102                 if(autocvar_g_domination_roundbased && autocvar_g_domination_roundbased_point_limit)
103                         fraglimit_override = autocvar_g_domination_roundbased_point_limit;
104                 have_team_spawns = -1; // request team spawns
105                 MUTATOR_ADD(gamemode_domination);
106         }
107
108         if(g_ctf)
109         {
110                 ActivateTeamplay();
111                 fraglimit_override = autocvar_capturelimit_override;
112                 leadlimit_override = autocvar_captureleadlimit_override;
113                 have_team_spawns = -1; // request team spawns
114                 MUTATOR_ADD(gamemode_ctf);
115         }
116
117         if(g_lms)
118         {
119                 fraglimit_override = autocvar_g_lms_lives_override;
120                 leadlimit_override = 0; // not supported by LMS
121                 if(fraglimit_override == 0)
122                         fraglimit_override = -1;
123                 MUTATOR_ADD(gamemode_lms);
124         }
125
126         if(g_ca)
127         {
128                 ActivateTeamplay();
129                 fraglimit_override = autocvar_g_ca_point_limit;
130                 leadlimit_override = autocvar_g_ca_point_leadlimit;
131                 if(autocvar_g_ca_team_spawns)
132                         have_team_spawns = -1; // request team spawns
133                 MUTATOR_ADD(gamemode_ca);
134         }
135
136         if(g_keyhunt)
137         {
138                 ActivateTeamplay();
139                 fraglimit_override = autocvar_g_keyhunt_point_limit;
140                 leadlimit_override = autocvar_g_keyhunt_point_leadlimit;
141                 MUTATOR_ADD(gamemode_keyhunt);
142         }
143
144         if(g_freezetag)
145         {
146                 ActivateTeamplay();
147                 fraglimit_override = autocvar_g_freezetag_point_limit;
148                 leadlimit_override = autocvar_g_freezetag_point_leadlimit;
149                 if(autocvar_g_freezetag_team_spawns)
150                         have_team_spawns = -1; // request team spawns
151                 MUTATOR_ADD(gamemode_freezetag);
152         }
153
154         if(g_assault)
155         {
156                 ActivateTeamplay();
157                 have_team_spawns = -1; // request team spawns
158                 MUTATOR_ADD(gamemode_assault);
159         }
160
161         if(g_onslaught)
162         {
163                 ActivateTeamplay();
164                 have_team_spawns = -1; // request team spawns
165                 MUTATOR_ADD(gamemode_onslaught);
166         }
167
168         if(g_race)
169         {
170                 if(autocvar_g_race_teams)
171                 {
172                         ActivateTeamplay();
173                         race_teams = bound(2, autocvar_g_race_teams, 4);
174                         have_team_spawns = -1; // request team spawns
175                 }
176                 else
177                         race_teams = 0;
178                 qualifying_override = autocvar_g_race_qualifying_timelimit_override;
179                 fraglimit_override = autocvar_g_race_laps_limit;
180                 leadlimit_override = 0; // currently not supported by race
181
182                 // we need to find out the correct value for g_race_qualifying
183                 float want_qualifying = ((qualifying_override >= 0) ? qualifying_override : autocvar_g_race_qualifying_timelimit) > 0;
184
185                 if(autocvar_g_campaign)
186                 {
187                         g_race_qualifying = 1;
188                         independent_players = 1;
189                 }
190                 else if(!autocvar_g_campaign && want_qualifying)
191                 {
192                         g_race_qualifying = 2;
193                         independent_players = 1;
194                         race_fraglimit = (race_fraglimit >= 0) ? fraglimit_override : autocvar_fraglimit;
195                         race_leadlimit = (race_leadlimit >= 0) ? leadlimit_override : autocvar_leadlimit;
196                         race_timelimit = (race_timelimit >= 0) ? timelimit_override : autocvar_timelimit;
197                         fraglimit_override = 0;
198                         leadlimit_override = 0;
199                         timelimit_override = autocvar_g_race_qualifying_timelimit;
200                 }
201                 else
202                 {
203                         g_race_qualifying = 0;
204                 }
205
206                 MUTATOR_ADD(gamemode_race);
207         }
208
209         if(g_cts)
210         {
211                 g_race_qualifying = 1;
212                 fraglimit_override = 0;
213                 leadlimit_override = 0;
214                 independent_players = 1;
215                 MUTATOR_ADD(gamemode_cts);
216         }
217
218         if(g_nexball)
219         {
220                 fraglimit_override = autocvar_g_nexball_goallimit;
221                 leadlimit_override = autocvar_g_nexball_goalleadlimit;
222                 ActivateTeamplay();
223                 have_team_spawns = -1; // request team spawns
224                 MUTATOR_ADD(gamemode_nexball);
225         }
226
227         if(g_keepaway)
228         {
229                 MUTATOR_ADD(gamemode_keepaway);
230         }
231
232         if(g_invasion)
233         {
234                 fraglimit_override = autocvar_g_invasion_point_limit;
235                 if(autocvar_g_invasion_teams >= 2)
236                 {
237                         ActivateTeamplay();
238                         if(autocvar_g_invasion_team_spawns)
239                                 have_team_spawns = -1; // request team spawns
240                 }
241                 MUTATOR_ADD(gamemode_invasion);
242         }
243
244         if(teamplay)
245                 entcs_init();
246
247         cache_mutatormsg = strzone("");
248         cache_lastmutatormsg = strzone("");
249
250         // enforce the server's universal frag/time limits
251         if(!autocvar_g_campaign)
252         {
253                 if(fraglimit_override >= 0)
254                         cvar_set("fraglimit", ftos(fraglimit_override));
255                 if(timelimit_override >= 0)
256                         cvar_set("timelimit", ftos(timelimit_override));
257                 if(leadlimit_override >= 0)
258                         cvar_set("leadlimit", ftos(leadlimit_override));
259                 if(qualifying_override >= 0)
260                         cvar_set("g_race_qualifying_timelimit", ftos(qualifying_override));
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_weaponarena)
289         {
290                 if(g_weaponarena_random)
291                         modifications = strcat(modifications, ", ", ftos(g_weaponarena_random), " of ", g_weaponarena_list, " Arena");
292                 else
293                         modifications = strcat(modifications, ", ", g_weaponarena_list, " Arena");
294         }
295         if(cvar("g_balance_blaster_weaponstart") == 0)
296                 modifications = strcat(modifications, ", No start weapons");
297         if(cvar("sv_gravity") < stof(cvar_defstring("sv_gravity")))
298                 modifications = strcat(modifications, ", Low gravity");
299         if(g_cloaked && !g_cts)
300                 modifications = strcat(modifications, ", Cloaked");
301         if(g_grappling_hook)
302                 modifications = strcat(modifications, ", Hook");
303         if(g_weapon_stay && !g_cts)
304                 modifications = strcat(modifications, ", Weapons stay");
305         if(g_jetpack)
306                 modifications = strcat(modifications, ", Jet pack");
307         if(autocvar_g_powerups == 0)
308                 modifications = strcat(modifications, ", No powerups");
309         if(autocvar_g_powerups > 0)
310                 modifications = strcat(modifications, ", Powerups");
311         modifications = substring(modifications, 2, strlen(modifications) - 2);
312
313         string versionmessage;
314         versionmessage = GetClientVersionMessage();
315
316         s = strcat("This is Xonotic ", autocvar_g_xonoticversion, "\n", versionmessage);
317         s = strcat(s, "^8\n\nmatch type is ^1", gamemode_name, "^8\n");
318
319         if(modifications != "")
320                 s = strcat(s, "^8\nactive modifications: ^3", modifications, "^8\n");
321
322         if (g_grappling_hook)
323                 s = strcat(s, "\n\n^3grappling hook^8 is enabled, press 'e' to use it\n");
324
325         if (cvar("g_nades"))
326                 s = strcat(s, "\n\n^3nades^8 are enabled, press 'g' to use them\n");
327
328         if(cache_lastmutatormsg != autocvar_g_mutatormsg)
329         {
330                 if(cache_lastmutatormsg)
331                         strunzone(cache_lastmutatormsg);
332                 if(cache_mutatormsg)
333                         strunzone(cache_mutatormsg);
334                 cache_lastmutatormsg = strzone(autocvar_g_mutatormsg);
335                 cache_mutatormsg = strzone(cache_lastmutatormsg);
336         }
337
338         if (cache_mutatormsg != "") {
339                 s = strcat(s, "\n\n^8special gameplay tips: ^7", cache_mutatormsg);
340         }
341
342         motd = autocvar_sv_motd;
343         if (motd != "") {
344                 s = strcat(s, "\n\n^8MOTD: ^7", strreplace("\\n", "\n", motd));
345         }
346         return s;
347 }
348
349 void SetPlayerColors(entity pl, float _color)
350 {
351         /*string s;
352         s = ftos(cl);
353         stuffcmd(pl, strcat("color ", s, " ", s, "\n")  );
354         pl.team = cl + 1;
355         //pl.clientcolors = pl.clientcolors - (pl.clientcolors & 15) + cl;
356         pl.clientcolors = 16*cl + cl;*/
357
358         float pants, shirt;
359         pants = _color & 0x0F;
360         shirt = _color & 0xF0;
361
362
363         if(teamplay) {
364                 setcolor(pl, 16*pants + pants);
365         } else {
366                 setcolor(pl, shirt + pants);
367         }
368 }
369
370 void SetPlayerTeam(entity pl, float t, float s, float noprint)
371 {
372         float _color;
373
374         if(t == 4)
375                 _color = NUM_TEAM_4 - 1;
376         else if(t == 3)
377                 _color = NUM_TEAM_3 - 1;
378         else if(t == 2)
379                 _color = NUM_TEAM_2 - 1;
380         else
381                 _color = NUM_TEAM_1 - 1;
382
383         SetPlayerColors(pl,_color);
384
385         if(t != s) {
386                 LogTeamchange(pl.playerid, pl.team, 3);  // log manual team join
387
388                 if(!noprint)
389                 bprint(pl.netname, "^7 has changed from ", Team_NumberToColoredFullName(s), "^7 to ", Team_NumberToColoredFullName(t), "\n");
390         }
391
392 }
393
394 // set c1...c4 to show what teams are allowed
395 void CheckAllowedTeams (entity for_whom)
396 {
397         float dm;
398         entity head;
399         string teament_name;
400
401         c1 = c2 = c3 = c4 = -1;
402         cb1 = cb2 = cb3 = cb4 = 0;
403
404         teament_name = string_null;
405         if(g_onslaught)
406         {
407                 // onslaught is special
408                 head = findchain(classname, "onslaught_generator");
409                 while (head)
410                 {
411                         if (head.team == NUM_TEAM_1) c1 = 0;
412                         if (head.team == NUM_TEAM_2) c2 = 0;
413                         if (head.team == NUM_TEAM_3) c3 = 0;
414                         if (head.team == NUM_TEAM_4) c4 = 0;
415                         head = head.chain;
416                 }
417         }
418         else if(g_domination)
419                 teament_name = "dom_team";
420         else if(g_ctf)
421                 teament_name = "ctf_team";
422         else if(g_tdm)
423                 teament_name = "tdm_team";
424         else if(g_nexball)
425                 teament_name = "nexball_team";
426         else if(g_assault)
427                 c1 = c2 = 0; // Assault always has 2 teams
428         else
429         {
430                 // cover anything else by treating it like tdm with no teams spawned
431                 dm = 2;
432
433                 ret_float = dm;
434                 MUTATOR_CALLHOOK(GetTeamCount);
435                 dm = ret_float;
436
437                 if(dm >= 4)
438                         c1 = c2 = c3 = c4 = 0;
439                 else if(dm >= 3)
440                         c1 = c2 = c3 = 0;
441                 else
442                         c1 = c2 = 0;
443         }
444
445         // find out what teams are allowed if necessary
446         if(teament_name)
447         {
448                 head = find(world, classname, teament_name);
449                 while(head)
450                 {
451                         if(!(g_domination && head.netname == ""))
452                         {
453                                 if(head.team == NUM_TEAM_1)
454                                         c1 = 0;
455                                 else if(head.team == NUM_TEAM_2)
456                                         c2 = 0;
457                                 else if(head.team == NUM_TEAM_3)
458                                         c3 = 0;
459                                 else if(head.team == NUM_TEAM_4)
460                                         c4 = 0;
461                         }
462                         head = find(head, classname, teament_name);
463                 }
464         }
465
466         // TODO: Balance quantity of bots across > 2 teams when bot_vs_human is set (and remove next line)
467         if(c3==-1 && c4==-1)
468         if(autocvar_bot_vs_human && for_whom)
469         {
470                 if(autocvar_bot_vs_human > 0)
471                 {
472                         // bots are all blue
473                         if(IS_BOT_CLIENT(for_whom))
474                                 c1 = c3 = c4 = -1;
475                         else
476                                 c2 = -1;
477                 }
478                 else
479                 {
480                         // bots are all red
481                         if(IS_BOT_CLIENT(for_whom))
482                                 c2 = c3 = c4 = -1;
483                         else
484                                 c1 = -1;
485                 }
486         }
487
488         // if player has a forced team, ONLY allow that one
489         if(self.team_forced == NUM_TEAM_1 && c1 >= 0)
490                 c2 = c3 = c4 = -1;
491         else if(self.team_forced == NUM_TEAM_2 && c2 >= 0)
492                 c1 = c3 = c4 = -1;
493         else if(self.team_forced == NUM_TEAM_3 && c3 >= 0)
494                 c1 = c2 = c4 = -1;
495         else if(self.team_forced == NUM_TEAM_4 && c4 >= 0)
496                 c1 = c2 = c3 = -1;
497 }
498
499 float PlayerValue(entity p)
500 {
501         return 1;
502         // FIXME: it always returns 1...
503 }
504
505 // c1...c4 should be set to -1 (not allowed) or 0 (allowed).
506 // teams that are allowed will now have their player counts stored in c1...c4
507 void GetTeamCounts(entity ignore)
508 {
509         entity head;
510         float value, bvalue;
511         // now count how many players are on each team already
512
513         // FIXME: also find and memorize the lowest-scoring bot on each team (in case players must be shuffled around)
514         // also remember the lowest-scoring player
515
516         FOR_EACH_CLIENT(head)
517         {
518                 float t;
519                 if(IS_PLAYER(head) || head.caplayer)
520                         t = head.team;
521                 else if(head.team_forced > 0)
522                         t = head.team_forced; // reserve the spot
523                 else
524                         continue;
525                 if(head != ignore)// && head.netname != "")
526                 {
527                         value = PlayerValue(head);
528                         if(IS_BOT_CLIENT(head))
529                                 bvalue = value;
530                         else
531                                 bvalue = 0;
532                         if(t == NUM_TEAM_1)
533                         {
534                                 if(c1 >= 0)
535                                 {
536                                         c1 = c1 + value;
537                                         cb1 = cb1 + bvalue;
538                                 }
539                         }
540                         if(t == NUM_TEAM_2)
541                         {
542                                 if(c2 >= 0)
543                                 {
544                                         c2 = c2 + value;
545                                         cb2 = cb2 + bvalue;
546                                 }
547                         }
548                         if(t == NUM_TEAM_3)
549                         {
550                                 if(c3 >= 0)
551                                 {
552                                         c3 = c3 + value;
553                                         cb3 = cb3 + bvalue;
554                                 }
555                         }
556                         if(t == NUM_TEAM_4)
557                         {
558                                 if(c4 >= 0)
559                                 {
560                                         c4 = c4 + value;
561                                         cb4 = cb4 + bvalue;
562                                 }
563                         }
564                 }
565         }
566
567         // if the player who has a forced team has not joined yet, reserve the spot
568         if(autocvar_g_campaign)
569         {
570                 switch(autocvar_g_campaign_forceteam)
571                 {
572                         case 1: if(c1 == cb1) ++c1; break;
573                         case 2: if(c2 == cb2) ++c2; break;
574                         case 3: if(c3 == cb3) ++c3; break;
575                         case 4: if(c4 == cb4) ++c4; break;
576                 }
577         }
578 }
579
580 float TeamSmallerEqThanTeam(float ta, float tb, entity e)
581 {
582         // we assume that CheckAllowedTeams and GetTeamCounts have already been called
583         float f;
584         float ca = -1, cb = -1, cba = 0, cbb = 0, sa = 0, sb = 0;
585
586         switch(ta)
587         {
588                 case 1: ca = c1; cba = cb1; sa = team1_score; break;
589                 case 2: ca = c2; cba = cb2; sa = team2_score; break;
590                 case 3: ca = c3; cba = cb3; sa = team3_score; break;
591                 case 4: ca = c4; cba = cb4; sa = team4_score; break;
592         }
593         switch(tb)
594         {
595                 case 1: cb = c1; cbb = cb1; sb = team1_score; break;
596                 case 2: cb = c2; cbb = cb2; sb = team2_score; break;
597                 case 3: cb = c3; cbb = cb3; sb = team3_score; break;
598                 case 4: cb = c4; cbb = cb4; sb = team4_score; break;
599         }
600
601         // invalid
602         if(ca < 0 || cb < 0)
603                 return false;
604
605         // equal
606         if(ta == tb)
607                 return true;
608
609         if(IS_REAL_CLIENT(e))
610         {
611                 if(bots_would_leave)
612                 {
613                         ca -= cba * 0.999;
614                         cb -= cbb * 0.999;
615                 }
616         }
617
618         // keep teams alive (teams of size 0 always count as smaller, ignoring score)
619         if(ca < 1)
620                 if(cb >= 1)
621                         return true;
622         if(ca >= 1)
623                 if(cb < 1)
624                         return false;
625
626         // first, normalize
627         f = max(ca, cb, 1);
628         ca /= f;
629         cb /= f;
630         f = max(sa, sb, 1);
631         sa /= f;
632         sb /= f;
633
634         // the more we're at the end of the match, the more take scores into account
635         f = bound(0, game_completion_ratio * autocvar_g_balance_teams_scorefactor, 1);
636         ca += (sa - ca) * f;
637         cb += (sb - cb) * f;
638
639         return ca <= cb;
640 }
641
642 // returns # of smallest team (1, 2, 3, 4)
643 // NOTE: Assumes CheckAllowedTeams has already been called!
644 float FindSmallestTeam(entity pl, float ignore_pl)
645 {
646         float totalteams, t;
647         totalteams = 0;
648
649         // find out what teams are available
650         //CheckAllowedTeams();
651
652         // make sure there are at least 2 teams to join
653         if(c1 >= 0)
654                 totalteams = totalteams + 1;
655         if(c2 >= 0)
656                 totalteams = totalteams + 1;
657         if(c3 >= 0)
658                 totalteams = totalteams + 1;
659         if(c4 >= 0)
660                 totalteams = totalteams + 1;
661
662         if((autocvar_bot_vs_human || pl.team_forced > 0) && totalteams == 1)
663                 totalteams += 1;
664
665         if(totalteams <= 1)
666         {
667                 if(autocvar_g_campaign && pl && IS_REAL_CLIENT(pl))
668                         return 1; // special case for campaign and player joining
669                 else
670                         error(sprintf("Too few teams available for %s\n", MapInfo_Type_ToString(MapInfo_CurrentGametype())));
671         }
672
673         // count how many players are in each team
674         if(ignore_pl)
675                 GetTeamCounts(pl);
676         else
677                 GetTeamCounts(world);
678
679         RandomSelection_Init();
680
681         t = 1;
682         if(TeamSmallerEqThanTeam(2, t, pl))
683                 t = 2;
684         if(TeamSmallerEqThanTeam(3, t, pl))
685                 t = 3;
686         if(TeamSmallerEqThanTeam(4, t, pl))
687                 t = 4;
688
689         // now t is the minimum, or A minimum!
690         if(t == 1 || TeamSmallerEqThanTeam(1, t, pl))
691                 RandomSelection_Add(world, 1, string_null, 1, 1);
692         if(t == 2 || TeamSmallerEqThanTeam(2, t, pl))
693                 RandomSelection_Add(world, 2, string_null, 1, 1);
694         if(t == 3 || TeamSmallerEqThanTeam(3, t, pl))
695                 RandomSelection_Add(world, 3, string_null, 1, 1);
696         if(t == 4 || TeamSmallerEqThanTeam(4, t, pl))
697                 RandomSelection_Add(world, 4, string_null, 1, 1);
698
699         return RandomSelection_chosen_float;
700 }
701
702 float JoinBestTeam(entity pl, float only_return_best, float forcebestteam)
703 {
704         float smallest, selectedteam;
705
706         // don't join a team if we're not playing a team game
707         if(!teamplay)
708                 return 0;
709
710         // find out what teams are available
711         CheckAllowedTeams(pl);
712
713         // if we don't care what team he ends up on, put him on whatever team he entered as.
714         // if he's not on a valid team, then let other code put him on the smallest team
715         if(!forcebestteam)
716         {
717                 if(     c1 >= 0 && pl.team == NUM_TEAM_1)
718                         selectedteam = pl.team;
719                 else if(c2 >= 0 && pl.team == NUM_TEAM_2)
720                         selectedteam = pl.team;
721                 else if(c3 >= 0 && pl.team == NUM_TEAM_3)
722                         selectedteam = pl.team;
723                 else if(c4 >= 0 && pl.team == NUM_TEAM_4)
724                         selectedteam = pl.team;
725                 else
726                         selectedteam = -1;
727
728                 if(selectedteam > 0)
729                 {
730                         if(!only_return_best)
731                         {
732                                 SetPlayerColors(pl, selectedteam - 1);
733
734                                 // when JoinBestTeam is called by client.qc/ClientKill_Now_TeamChange the players team is -1 and thus skipped
735                                 // when JoinBestTeam is called by cl_client.qc/ClientConnect the player_id is 0 the log attempt is rejected
736                                 LogTeamchange(pl.playerid, pl.team, 99);
737                         }
738                         return selectedteam;
739                 }
740                 // otherwise end up on the smallest team (handled below)
741         }
742
743         smallest = FindSmallestTeam(pl, true);
744
745         if(!only_return_best && !pl.bot_forced_team)
746         {
747                 TeamchangeFrags(self);
748                 if(smallest == 1)
749                 {
750                         SetPlayerColors(pl, NUM_TEAM_1 - 1);
751                 }
752                 else if(smallest == 2)
753                 {
754                         SetPlayerColors(pl, NUM_TEAM_2 - 1);
755                 }
756                 else if(smallest == 3)
757                 {
758                         SetPlayerColors(pl, NUM_TEAM_3 - 1);
759                 }
760                 else if(smallest == 4)
761                 {
762                         SetPlayerColors(pl, NUM_TEAM_4 - 1);
763                 }
764                 else
765                 {
766                         error("smallest team: invalid team\n");
767                 }
768
769                 LogTeamchange(pl.playerid, pl.team, 2); // log auto join
770
771                 if(pl.deadflag == DEAD_NO)
772                         Damage(pl, pl, pl, 100000, DEATH_TEAMCHANGE, pl.origin, '0 0 0');
773         }
774
775         return smallest;
776 }
777
778 //void() ctf_playerchanged;
779 void SV_ChangeTeam(float _color)
780 {
781         float scolor, dcolor, steam, dteam; //, dbotcount, scount, dcount;
782
783         // in normal deathmatch we can just apply the color and we're done
784         if(!teamplay) {
785                 SetPlayerColors(self, _color);
786                 return;
787         }
788
789         scolor = self.clientcolors & 0x0F;
790         dcolor = _color & 0x0F;
791
792         if(scolor == NUM_TEAM_1 - 1)
793                 steam = 1;
794         else if(scolor == NUM_TEAM_2 - 1)
795                 steam = 2;
796         else if(scolor == NUM_TEAM_3 - 1)
797                 steam = 3;
798         else // if(scolor == NUM_TEAM_4 - 1)
799                 steam = 4;
800         if(dcolor == NUM_TEAM_1 - 1)
801                 dteam = 1;
802         else if(dcolor == NUM_TEAM_2 - 1)
803                 dteam = 2;
804         else if(dcolor == NUM_TEAM_3 - 1)
805                 dteam = 3;
806         else // if(dcolor == NUM_TEAM_4 - 1)
807                 dteam = 4;
808
809         CheckAllowedTeams(self);
810
811         if(dteam == 1 && c1 < 0) dteam = 4;
812         if(dteam == 4 && c4 < 0) dteam = 3;
813         if(dteam == 3 && c3 < 0) dteam = 2;
814         if(dteam == 2 && c2 < 0) dteam = 1;
815
816         // not changing teams
817         if(scolor == dcolor)
818         {
819                 //bprint("same team change\n");
820                 SetPlayerTeam(self, dteam, steam, true);
821                 return;
822         }
823
824         if((autocvar_g_campaign) || (autocvar_g_changeteam_banned && self.wasplayer)) {
825                 Send_Notification(NOTIF_ONE, self, MSG_INFO, INFO_TEAMCHANGE_NOTALLOWED);
826                 return; // changing teams is not allowed
827         }
828
829         // autocvar_g_balance_teams_prevent_imbalance only makes sense if autocvar_g_balance_teams is on, as it makes the team selection dialog pointless
830         if(autocvar_g_balance_teams && autocvar_g_balance_teams_prevent_imbalance)
831         {
832                 GetTeamCounts(self);
833                 if(!TeamSmallerEqThanTeam(dteam, steam, self))
834                 {
835                         Send_Notification(NOTIF_ONE, self, MSG_INFO, INFO_TEAMCHANGE_LARGERTEAM);
836                         return;
837                 }
838         }
839
840 //      bprint("allow change teams from ", ftos(steam), " to ", ftos(dteam), "\n");
841
842         if(IS_PLAYER(self) && steam != dteam)
843         {
844                 // reduce frags during a team change
845                 TeamchangeFrags(self);
846         }
847
848         SetPlayerTeam(self, dteam, steam, false);
849
850         if(IS_PLAYER(self) && steam != dteam)
851         {
852                 // kill player when changing teams
853                 if(self.deadflag == DEAD_NO)
854                         Damage(self, self, self, 100000, DEATH_TEAMCHANGE, self.origin, '0 0 0');
855         }
856 }
857
858 void ShufflePlayerOutOfTeam (float source_team)
859 {
860         float smallestteam, smallestteam_count, steam;
861         float lowest_bot_score, lowest_player_score;
862         entity head, lowest_bot, lowest_player, selected;
863
864         smallestteam = 0;
865         smallestteam_count = 999999999;
866
867         if(c1 >= 0 && c1 < smallestteam_count)
868         {
869                 smallestteam = 1;
870                 smallestteam_count = c1;
871         }
872         if(c2 >= 0 && c2 < smallestteam_count)
873         {
874                 smallestteam = 2;
875                 smallestteam_count = c2;
876         }
877         if(c3 >= 0 && c3 < smallestteam_count)
878         {
879                 smallestteam = 3;
880                 smallestteam_count = c3;
881         }
882         if(c4 >= 0 && c4 < smallestteam_count)
883         {
884                 smallestteam = 4;
885                 smallestteam_count = c4;
886         }
887
888         if(!smallestteam)
889         {
890                 bprint("warning: no smallest team\n");
891                 return;
892         }
893
894         if(source_team == 1)
895                 steam = NUM_TEAM_1;
896         else if(source_team == 2)
897                 steam = NUM_TEAM_2;
898         else if(source_team == 3)
899                 steam = NUM_TEAM_3;
900         else // if(source_team == 4)
901                 steam = NUM_TEAM_4;
902
903         lowest_bot = world;
904         lowest_bot_score = 999999999;
905         lowest_player = world;
906         lowest_player_score = 999999999;
907
908         // find the lowest-scoring player & bot of that team
909         FOR_EACH_PLAYER(head)
910         {
911                 if(head.team == steam)
912                 {
913                         if(head.isbot)
914                         {
915                                 if(head.totalfrags < lowest_bot_score)
916                                 {
917                                         lowest_bot = head;
918                                         lowest_bot_score = head.totalfrags;
919                                 }
920                         }
921                         else
922                         {
923                                 if(head.totalfrags < lowest_player_score)
924                                 {
925                                         lowest_player = head;
926                                         lowest_player_score = head.totalfrags;
927                                 }
928                         }
929                 }
930         }
931
932         // prefers to move a bot...
933         if(lowest_bot != world)
934                 selected = lowest_bot;
935         // but it will move a player if it has to
936         else
937                 selected = lowest_player;
938         // don't do anything if it couldn't find anyone
939         if(!selected)
940         {
941                 bprint("warning: couldn't find a player to move from team\n");
942                 return;
943         }
944
945         // smallest team gains a member
946         if(smallestteam == 1)
947         {
948                 c1 = c1 + 1;
949         }
950         else if(smallestteam == 2)
951         {
952                 c2 = c2 + 1;
953         }
954         else if(smallestteam == 3)
955         {
956                 c3 = c3 + 1;
957         }
958         else if(smallestteam == 4)
959         {
960                 c4 = c4 + 1;
961         }
962         else
963         {
964                 bprint("warning: destination team invalid\n");
965                 return;
966         }
967         // source team loses a member
968         if(source_team == 1)
969         {
970                 c1 = c1 + 1;
971         }
972         else if(source_team == 2)
973         {
974                 c2 = c2 + 2;
975         }
976         else if(source_team == 3)
977         {
978                 c3 = c3 + 3;
979         }
980         else if(source_team == 4)
981         {
982                 c4 = c4 + 4;
983         }
984         else
985         {
986                 bprint("warning: source team invalid\n");
987                 return;
988         }
989
990         // move the player to the new team
991         TeamchangeFrags(selected);
992         SetPlayerTeam(selected, smallestteam, source_team, false);
993
994         if(selected.deadflag == DEAD_NO)
995                 Damage(selected, selected, selected, 100000, DEATH_AUTOTEAMCHANGE, selected.origin, '0 0 0');
996         Send_Notification(NOTIF_ONE, selected, MSG_CENTER, CENTER_DEATH_SELF_AUTOTEAMCHANGE, selected.team);
997 }