qcsrc/server/teamplay.qc

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