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