qcsrc/common/mapinfo.qc

   1 #include "mapinfo.qh"
   2 #if defined(CSQC)
   3     #include "../client/defs.qh"
   4     #include "util.qh"
   5     #include <common/weapons/_all.qh>
   6 #elif defined(MENUQC)
   7 #elif defined(SVQC)
   8     #include "util.qh"
   9     #include <common/monsters/_mod.qh>
  10 #endif
  11
  12 bool autocvar_g_mapinfo_ignore_warnings;
  13
  14 // generic string stuff
  15
  16 int _MapInfo_Cache_Active;
  17 int _MapInfo_Cache_DB_NameToIndex;
  18 int _MapInfo_Cache_Buf_IndexToMapData;
  19
  20 void MapInfo_Cache_Destroy()
  21 {
  22         if(!_MapInfo_Cache_Active)
  23                 return;
  24
  25         db_close(_MapInfo_Cache_DB_NameToIndex);
  26         buf_del(_MapInfo_Cache_Buf_IndexToMapData);
  27         _MapInfo_Cache_Active = 0;
  28 }
  29
  30 void MapInfo_Cache_Create()
  31 {
  32         MapInfo_Cache_Destroy();
  33         _MapInfo_Cache_DB_NameToIndex = db_create();
  34         _MapInfo_Cache_Buf_IndexToMapData = buf_create();
  35         _MapInfo_Cache_Active = 1;
  36 }
  37
  38 void MapInfo_Cache_Invalidate()
  39 {
  40         if(!_MapInfo_Cache_Active)
  41                 return;
  42
  43         MapInfo_Cache_Create();
  44 }
  45
  46 void MapInfo_Cache_Store()
  47 {
  48         float i;
  49         string s;
  50         if(!_MapInfo_Cache_Active)
  51                 return;
  52
  53         s = db_get(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname);
  54         if(s == "")
  55         {
  56                 i = buf_getsize(_MapInfo_Cache_Buf_IndexToMapData);
  57                 db_put(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname, ftos(i));
  58         }
  59         else
  60                 i = stof(s);
  61
  62         // now store all the stuff
  63         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData,   i, MapInfo_Map_bspname);
  64         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_title);
  65         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_titlestring);
  66         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_description);
  67         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_author);
  68         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedGametypes));
  69         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedFeatures));
  70         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_flags));
  71 }
  72
  73 float MapInfo_Cache_Retrieve(string map)
  74 {
  75         float i;
  76         string s;
  77         if(!_MapInfo_Cache_Active)
  78                 return 0;
  79
  80         s = db_get(_MapInfo_Cache_DB_NameToIndex, map);
  81         if(s == "")
  82                 return 0;
  83         i = stof(s);
  84
  85         // now retrieve all the stuff
  86         MapInfo_Map_bspname = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, i);
  87         MapInfo_Map_title = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
  88         MapInfo_Map_titlestring = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
  89         MapInfo_Map_description = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
  90         MapInfo_Map_author = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
  91         MapInfo_Map_supportedGametypes = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
  92         MapInfo_Map_supportedFeatures = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
  93         MapInfo_Map_flags = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
  94
  95         return 1;
  96 }
  97
  98 // GLOB HANDLING (for all BSP files)
  99 float _MapInfo_globopen;
 100 float _MapInfo_globcount;
 101 float _MapInfo_globhandle;
 102 string _MapInfo_GlobItem(float i)
 103 {
 104         string s;
 105         if(!_MapInfo_globopen)
 106                 return string_null;
 107         s = search_getfilename(_MapInfo_globhandle, i);
 108         return substring(s, 5, strlen(s) - 9); // without maps/ and .bsp
 109 }
 110
 111 void MapInfo_Enumerate()
 112 {
 113         if(_MapInfo_globopen)
 114         {
 115                 search_end(_MapInfo_globhandle);
 116                 _MapInfo_globopen = 0;
 117         }
 118         MapInfo_Cache_Invalidate();
 119         _MapInfo_globhandle = search_begin("maps/*.bsp", true, true);
 120         if(_MapInfo_globhandle >= 0)
 121         {
 122                 _MapInfo_globcount = search_getsize(_MapInfo_globhandle);
 123                 _MapInfo_globopen = 1;
 124         }
 125         else
 126                 _MapInfo_globcount = 0;
 127 }
 128
 129 // filter the info by game type mask (updates MapInfo_count)
 130 //
 131 float _MapInfo_filtered;
 132 float _MapInfo_filtered_allocated;
 133 float MapInfo_FilterList_Lookup(float i)
 134 {
 135         return stof(bufstr_get(_MapInfo_filtered, i));
 136 }
 137
 138 void _MapInfo_FilterList_swap(float i, float j, entity pass)
 139 {
 140         string h;
 141         h = bufstr_get(_MapInfo_filtered, i);
 142         bufstr_set(_MapInfo_filtered, i, bufstr_get(_MapInfo_filtered, j));
 143         bufstr_set(_MapInfo_filtered, j, h);
 144 }
 145
 146 float _MapInfo_FilterList_cmp(float i, float j, entity pass)
 147 {
 148         string a, b;
 149         a = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, i)));
 150         b = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, j)));
 151         return strcasecmp(a, b);
 152 }
 153
 154 float MapInfo_FilterGametype(Gametype pGametype, int pFeatures, int pFlagsRequired, int pFlagsForbidden, bool pAbortOnGenerate)
 155 {
 156         return _MapInfo_FilterGametype(pGametype.m_flags, pFeatures, pFlagsRequired, pFlagsForbidden, pAbortOnGenerate);
 157 }
 158 float _MapInfo_FilterGametype(int pGametype, int pFeatures, int pFlagsRequired, int pFlagsForbidden, bool pAbortOnGenerate)
 159 {
 160         float i, j;
 161         if (!_MapInfo_filtered_allocated)
 162         {
 163                 _MapInfo_filtered_allocated = 1;
 164                 _MapInfo_filtered = buf_create();
 165         }
 166         MapInfo_count = 0;
 167         for(i = 0, j = -1; i < _MapInfo_globcount; ++i)
 168         {
 169                 if(MapInfo_Get_ByName(_MapInfo_GlobItem(i), 1, NULL) == 2) // if we generated one... BAIL OUT and let the caller continue in the next frame.
 170                         if(pAbortOnGenerate)
 171                         {
 172                                 LOG_TRACE("Autogenerated a .mapinfo, doing the rest later.");
 173                                 MapInfo_progress = i / _MapInfo_globcount;
 174                                 return 0;
 175                         }
 176                 if((MapInfo_Map_supportedGametypes & pGametype) != 0)
 177                 if((MapInfo_Map_supportedFeatures & pFeatures) == pFeatures)
 178                 if((MapInfo_Map_flags & pFlagsForbidden) == 0)
 179                 if((MapInfo_Map_flags & pFlagsRequired) == pFlagsRequired)
 180                         bufstr_set(_MapInfo_filtered, ++j, ftos(i));
 181         }
 182         MapInfo_count = j + 1;
 183         MapInfo_ClearTemps();
 184
 185         // sometimes the glob isn't sorted nicely, so fix it here...
 186         heapsort(MapInfo_count, _MapInfo_FilterList_swap, _MapInfo_FilterList_cmp, NULL);
 187
 188         return 1;
 189 }
 190 void MapInfo_FilterString(string sf)
 191 {
 192         // this function further filters _MapInfo_filtered, which is prepared by MapInfo_FilterGametype by string
 193         float i, j;
 194         string title;
 195
 196         for(i = 0, j = -1; i < MapInfo_count; ++i)
 197         {
 198                 if (MapInfo_Get_ByID(i))
 199                 {
 200                         // prepare for keyword filter
 201                         if (MapInfo_Map_title && strstrofs(MapInfo_Map_title, "<TITLE>", 0) == -1)
 202                                 title = MapInfo_Map_title;
 203                         else
 204                                 title = MapInfo_Map_bspname;
 205                         // keyword filter
 206                         if((strstrofs(strtolower(title), strtolower(sf), 0)) >= 0)
 207                                 bufstr_set(_MapInfo_filtered, ++j, bufstr_get(_MapInfo_filtered, i));
 208                 }
 209         }
 210         MapInfo_count = j + 1;
 211         MapInfo_ClearTemps();
 212
 213         // sometimes the glob isn't sorted nicely, so fix it here...
 214         heapsort(MapInfo_count, _MapInfo_FilterList_swap, _MapInfo_FilterList_cmp, NULL);
 215 }
 216
 217 void MapInfo_Filter_Free()
 218 {
 219         if(_MapInfo_filtered_allocated)
 220         {
 221                 buf_del(_MapInfo_filtered);
 222                 _MapInfo_filtered_allocated = 0;
 223         }
 224 }
 225
 226 // load info about the i-th map into the MapInfo_Map_* globals
 227 string MapInfo_BSPName_ByID(float i)
 228 {
 229         return _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i));
 230 }
 231
 232 string unquote(string s)
 233 {
 234         float i, j, l;
 235         l = strlen(s);
 236         j = -1;
 237         for(i = 0; i < l; ++i)
 238         {
 239                 string ch;
 240                 ch = substring(s, i, 1);
 241                 if(ch != " ") if(ch != "\"")
 242                 {
 243                         for(j = strlen(s) - i - 1; j > 0; --j)
 244                         {
 245                                 ch = substring(s, i+j, 1);
 246                                 if(ch != " ") if(ch != "\"")
 247                                         return substring(s, i, j+1);
 248                         }
 249                         return substring(s, i, 1);
 250                 }
 251         }
 252         return "";
 253 }
 254
 255 float MapInfo_Get_ByID(float i)
 256 {
 257         if(MapInfo_Get_ByName(MapInfo_BSPName_ByID(i), 0, NULL))
 258                 return 1;
 259         return 0;
 260 }
 261
 262 string _MapInfo_Map_worldspawn_music;
 263
 264 float _MapInfo_Generate(string pFilename) // 0: failure, 1: ok ent, 2: ok bsp
 265 {
 266         string fn;
 267         float fh;
 268         string s, k, v;
 269         vector o;
 270         float i;
 271         float inWorldspawn;
 272         float r;
 273         float diameter, spawnpoints;
 274         float spawnplaces;
 275
 276         vector mapMins, mapMaxs;
 277
 278         r = 1;
 279         fn = strcat("maps/", pFilename, ".ent");
 280         fh = fopen(fn, FILE_READ);
 281         if(fh < 0)
 282         {
 283                 r = 2;
 284                 fn = strcat("maps/", pFilename, ".bsp");
 285                 fh = fopen(fn, FILE_READ);
 286         }
 287         if(fh < 0)
 288                 return 0;
 289         LOG_INFO("Analyzing ", fn, " to generate initial mapinfo\n");
 290
 291         inWorldspawn = 2;
 292         MapInfo_Map_flags = 0;
 293         MapInfo_Map_supportedGametypes = 0;
 294         spawnpoints = 0;
 295         spawnplaces = 0;
 296         _MapInfo_Map_worldspawn_music = "";
 297         mapMins = '0 0 0';
 298         mapMaxs = '0 0 0';
 299
 300         for (;;)
 301         {
 302                 if (!((s = fgets(fh))))
 303                         break;
 304                 if(inWorldspawn == 1)
 305                         if(startsWith(s, "}"))
 306                                 inWorldspawn = 0;
 307                 k = unquote(car(s));
 308                 v = unquote(cdr(s));
 309                 if(inWorldspawn)
 310                 {
 311                         if(k == "classname" && v == "worldspawn")
 312                                 inWorldspawn = 1;
 313                         else if(k == "author")
 314                                 MapInfo_Map_author = v;
 315                         else if(k == "_description")
 316                                 MapInfo_Map_description = v;
 317                         else if(k == "music")
 318                                 _MapInfo_Map_worldspawn_music = v;
 319                         else if(k == "noise")
 320                                 _MapInfo_Map_worldspawn_music = v;
 321                         else if(k == "message")
 322                         {
 323                                 i = strstrofs(v, " by ", 0);
 324                                 if(MapInfo_Map_author == "<AUTHOR>" && i >= 0)
 325                                 {
 326                                         MapInfo_Map_title = substring(v, 0, i);
 327                                         MapInfo_Map_author = substring(v, i + 4, strlen(v) - (i + 4));
 328                                 }
 329                                 else
 330                                         MapInfo_Map_title = v;
 331                         }
 332                 }
 333                 else
 334                 {
 335                         if(k == "origin")
 336                         {
 337                                 o = stov(strcat("'", v, "'"));
 338                                 mapMins.x = min(mapMins.x, o.x);
 339                                 mapMins.y = min(mapMins.y, o.y);
 340                                 mapMins.z = min(mapMins.z, o.z);
 341                                 mapMaxs.x = max(mapMaxs.x, o.x);
 342                                 mapMaxs.y = max(mapMaxs.y, o.y);
 343                                 mapMaxs.z = max(mapMaxs.z, o.z);
 344                         }
 345                         else if(k == "race_place")
 346                         {
 347                                 if(stof(v) > 0)
 348                                         spawnplaces = 1;
 349                         }
 350                         else if(k == "classname")
 351                         {
 352                                 if(v == "info_player_team1")
 353                                         ++spawnpoints;
 354                                 else if(v == "info_player_team2")
 355                                         ++spawnpoints;
 356                                 else if(v == "info_player_start")
 357                                         ++spawnpoints;
 358                                 else if(v == "info_player_deathmatch")
 359                                         ++spawnpoints;
 360                                 else if(v == "weapon_nex")
 361                                         { }
 362                                 else if(v == "weapon_railgun")
 363                                         { }
 364                                 else if(startsWith(v, "weapon_"))
 365                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
 366                                 else if(startsWith(v, "turret_"))
 367                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_TURRETS;
 368                                 else if(startsWith(v, "vehicle_"))
 369                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_VEHICLES;
 370                                 else if(startsWith(v, "monster_"))
 371                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_MONSTERS;
 372                                 else if(v == "target_music" || v == "trigger_music")
 373                                         _MapInfo_Map_worldspawn_music = string_null; // don't use regular BGM
 374                                 else
 375                                         FOREACH(Gametypes, true, it.m_generate_mapinfo(it, v));
 376                         }
 377                 }
 378         }
 379         if(inWorldspawn)
 380         {
 381                 LOG_WARN(fn, " ended still in worldspawn, BUG");
 382                 return 0;
 383         }
 384         diameter = vlen(mapMaxs - mapMins);
 385
 386         int twoBaseModes = 0;
 387         FOREACH(Gametypes, it.m_isTwoBaseMode(), twoBaseModes |= it.m_flags);
 388         if(twoBaseModes && (twoBaseModes &= MapInfo_Map_supportedGametypes))
 389         {
 390                 // we have a symmetrical map, don't add the modes without bases
 391         }
 392         else
 393         {
 394                 FOREACH(Gametypes, it.m_isAlwaysSupported(it, spawnpoints, diameter), MapInfo_Map_supportedGametypes |= it.m_flags);
 395         }
 396
 397         if(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_RACE.m_flags)
 398         if(!spawnplaces)
 399         {
 400                 MapInfo_Map_supportedGametypes &= ~MAPINFO_TYPE_RACE.m_flags;
 401                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS.m_flags;
 402         }
 403
 404         LOG_TRACE("-> diameter ",    ftos(diameter));
 405         LOG_TRACE(";  spawnpoints ", ftos(spawnpoints));
 406         LOG_TRACE(";  modes ",       ftos(MapInfo_Map_supportedGametypes));
 407
 408         fclose(fh);
 409
 410         return r;
 411 }
 412
 413 void _MapInfo_Map_Reset()
 414 {
 415         MapInfo_Map_title = "<TITLE>";
 416         MapInfo_Map_titlestring = "<TITLE>";
 417         MapInfo_Map_description = "<DESCRIPTION>";
 418         MapInfo_Map_author = "<AUTHOR>";
 419         MapInfo_Map_supportedGametypes = 0;
 420         MapInfo_Map_supportedFeatures = 0;
 421         MapInfo_Map_flags = 0;
 422         MapInfo_Map_clientstuff = "";
 423         MapInfo_Map_fog = "";
 424         MapInfo_Map_mins = '0 0 0';
 425         MapInfo_Map_maxs = '0 0 0';
 426 }
 427
 428 string _MapInfo_GetDefault(Gametype t)
 429 {
 430         switch(t)
 431         {
 432                 case MAPINFO_TYPE_DEATHMATCH:      return "30 20 0";
 433                 case MAPINFO_TYPE_TEAM_DEATHMATCH: return "50 20 2 0";
 434                 case MAPINFO_TYPE_DOMINATION:      return "200 20 0";
 435                 case MAPINFO_TYPE_CTF:             return "300 20 10 0";
 436                 case MAPINFO_TYPE_LMS:             return "9 20 0";
 437                 case MAPINFO_TYPE_CA:              return "10 20 0";
 438                 case MAPINFO_TYPE_KEYHUNT:         return "1000 20 3 0";
 439                 case MAPINFO_TYPE_ASSAULT:         return "20 0";
 440                 case MAPINFO_TYPE_RACE:            return "20 5 7 15 0";
 441                 case MAPINFO_TYPE_ONSLAUGHT:       return "20 0";
 442                 case MAPINFO_TYPE_NEXBALL:         return "5 20 0";
 443                 case MAPINFO_TYPE_CTS:             return "20 0 0";
 444                 case MAPINFO_TYPE_FREEZETAG:       return "10 20 0";
 445                 // NOTE: DO NOT ADD ANY MORE GAME TYPES HERE
 446                 // THIS IS JUST LEGACY SUPPORT FOR NEXUIZ MAPS
 447                 // ONLY ADD NEW STUFF TO _MapInfo_GetDefaultEx
 448                 // THIS FUNCTION WILL EVENTUALLY BE REMOVED
 449                 default:                           return "";
 450         }
 451 }
 452
 453 void _MapInfo_Map_ApplyGametype(string s, Gametype pWantedType, Gametype pThisType, int load_default)
 454 {
 455         string sa;
 456         MapInfo_Map_supportedGametypes |= pThisType.m_flags;
 457         if(!(pThisType.m_flags & pWantedType.m_flags))
 458                 return;
 459
 460         if(load_default)
 461                 _MapInfo_Map_ApplyGametype(_MapInfo_GetDefault(pThisType), pWantedType, pThisType, false);
 462
 463         if(pWantedType == MAPINFO_TYPE_ASSAULT || pWantedType == MAPINFO_TYPE_ONSLAUGHT || pWantedType == MAPINFO_TYPE_RACE || pWantedType == MAPINFO_TYPE_CTS) // these modes don't use fraglimit
 464         {
 465                 cvar_set("fraglimit", "0");
 466         }
 467         else
 468         {
 469                 sa = car(s);
 470                 if(sa != "")
 471                         cvar_set("fraglimit", sa);
 472                 s = cdr(s);
 473         }
 474
 475         sa = car(s);
 476         if(sa != "")
 477                 cvar_set("timelimit", sa);
 478         s = cdr(s);
 479
 480         if(pWantedType.m_setTeams)
 481         {
 482                 sa = car(s);
 483                 if(sa != "")
 484                         pWantedType.m_setTeams(sa);
 485                 s = cdr(s);
 486         }
 487
 488         // rc = timelimit timelimit_qualification laps laps_teamplay
 489         if(pWantedType == MAPINFO_TYPE_RACE)
 490         {
 491                 sa = car(s); if(sa == "") sa = cvar_string("timelimit");
 492                 cvar_set("g_race_qualifying_timelimit", sa);
 493                 s = cdr(s);
 494
 495                 sa = car(s);
 496                 if(sa != "")
 497                         if(cvar("g_race_teams") < 2)
 498                                 cvar_set("fraglimit", sa);
 499                 s = cdr(s);
 500
 501                 sa = car(s);
 502                 if(sa != "")
 503                         if(cvar("g_race_teams") >= 2)
 504                                 cvar_set("fraglimit", sa);
 505                 s = cdr(s);
 506         }
 507
 508         if(pWantedType == MAPINFO_TYPE_ASSAULT || pWantedType == MAPINFO_TYPE_ONSLAUGHT || pWantedType == MAPINFO_TYPE_CTS) // these modes don't use fraglimit
 509         {
 510                 cvar_set("leadlimit", "0");
 511         }
 512         else
 513         {
 514                 sa = car(s);
 515                 if(sa != "")
 516                         cvar_set("leadlimit", sa);
 517                 s = cdr(s);
 518         }
 519 }
 520
 521 string _MapInfo_GetDefaultEx(Gametype t)
 522 {
 523         return t ? t.model2 : "";
 524 }
 525
 526 float _MapInfo_GetTeamPlayBool(Gametype t)
 527 {
 528         return t ? t.team : false;
 529 }
 530
 531 void _MapInfo_Map_ApplyGametypeEx(string s, Gametype pWantedType, Gametype pThisType)
 532 {
 533         MapInfo_Map_supportedGametypes |= pThisType.m_flags;
 534         if (!(pThisType.m_flags & pWantedType.m_flags))
 535                 return;
 536
 537         // reset all the cvars to their defaults
 538
 539         cvar_set("timelimit", cvar_defstring("timelimit"));
 540         cvar_set("leadlimit", cvar_defstring("leadlimit"));
 541         cvar_set("fraglimit", cvar_defstring("fraglimit"));
 542         FOREACH(Gametypes, true, it.m_parse_mapinfo(string_null, string_null));
 543
 544         string fraglimit_normal = string_null;
 545         string fraglimit_teams = string_null;
 546
 547         for (s = strcat(_MapInfo_GetDefaultEx(pWantedType), " ", s); s != ""; s = cdr(s)) {
 548                 string sa = car(s);
 549                 if (sa == "") continue;
 550                 int p = strstrofs(sa, "=", 0);
 551                 if (p < 0) {
 552                         if(!autocvar_g_mapinfo_ignore_warnings)
 553                                 LOG_WARNF("Invalid gametype setting in mapinfo for gametype %s: %s", MapInfo_Type_ToString(pWantedType), sa);
 554                         continue;
 555                 }
 556                 string k = substring(sa, 0, p);
 557                 string v = substring(sa, p + 1, -1);
 558                 bool handled = true;
 559                 switch (k) {
 560                         case "timelimit":
 561                         {
 562                                 cvar_set("timelimit", v);
 563                                 break;
 564                         }
 565                         case "leadlimit":
 566                         {
 567                                 cvar_set("leadlimit", v);
 568                                 break;
 569                         }
 570                         case "pointlimit":
 571                         case "fraglimit":
 572                         case "lives":
 573                         case "laplimit":
 574                         case "caplimit":
 575                         {
 576                                 fraglimit_normal = v;
 577                                 break;
 578                         }
 579                         case "teampointlimit":
 580                         case "teamlaplimit":
 581                         {
 582                                 fraglimit_teams = v;
 583                                 break;
 584                         }
 585                         default:
 586                         {
 587                             handled = false;
 588                             break;
 589                         }
 590                 }
 591                 FOREACH(Gametypes, true, handled |= it.m_parse_mapinfo(k, v));
 592                 if (!handled && !autocvar_g_mapinfo_ignore_warnings)
 593             LOG_WARNF("Invalid gametype setting in mapinfo for gametype %s: %s", MapInfo_Type_ToString(pWantedType), sa);
 594         }
 595
 596         if (pWantedType == MAPINFO_TYPE_RACE && cvar("g_race_teams") >= 2)
 597         {
 598                 if(fraglimit_teams)
 599                         cvar_set("fraglimit", fraglimit_teams);
 600         }
 601         else
 602         {
 603                 if(fraglimit_normal)
 604                         cvar_set("fraglimit", fraglimit_normal);
 605         }
 606 }
 607
 608 Gametype MapInfo_Type_FromString(string t)
 609 {
 610 #define deprecate(from, to) MACRO_BEGIN { \
 611         if (t == #from) { \
 612                 string replacement = #to; \
 613                 if(!autocvar_g_mapinfo_ignore_warnings) \
 614                         LOG_WARNF("MapInfo_Type_FromString (probably %s): using deprecated name '%s'. Should use '%s'.", MapInfo_Map_bspname, t, replacement); \
 615                 t = replacement; \
 616         } \
 617 } MACRO_END
 618         deprecate(nexball, nb);
 619         deprecate(freezetag, ft);
 620         deprecate(keepaway, ka);
 621         deprecate(invasion, inv);
 622         deprecate(assault, as);
 623         deprecate(race, rc);
 624         FOREACH(Gametypes, it.mdl == t, return it);
 625         return NULL;
 626 #undef deprecate
 627 }
 628
 629 string MapInfo_Type_Description(Gametype t)
 630 {
 631         return t ? t.gametype_description : "";
 632 }
 633
 634 string MapInfo_Type_ToString(Gametype t)
 635 {
 636         return t ? t.mdl : "";
 637 }
 638
 639 string MapInfo_Type_ToText(Gametype t)
 640 {
 641         /* xgettext:no-c-format */
 642         return t ? t.message : _("@!#%'n Tuba Throwing");
 643 }
 644
 645 void _MapInfo_Parse_Settemp(string pFilename, string acl, float type, string s, float recurse)
 646 {
 647         string t;
 648         float fh, o;
 649         t = car(s); s = cdr(s);
 650
 651         // limited support of "" and comments
 652         //   remove trailing and leading " of t
 653         if(substring(t, 0, 1) == "\"")
 654         {
 655                 if(substring(t, -1, 1) == "\"")
 656                         t = substring(t, 1, -2);
 657         }
 658
 659         //   remove leading " of s
 660         if(substring(s, 0, 1) == "\"")
 661         {
 662                 s = substring(s, 1, -1);
 663         }
 664         //   remove trailing " of s, and all that follows (cvar description)
 665         o = strstrofs(s, "\"", 0);
 666         if(o >= 0)
 667                 s = substring(s, 0, o);
 668
 669         //   remove // comments
 670         o = strstrofs(s, "//", 0);
 671         if(o >= 0)
 672                 s = substring(s, 0, o);
 673
 674         //   remove trailing spaces
 675         while(substring(s, -1, 1) == " ")
 676                 s = substring(s, 0, -2);
 677
 678         if(t == "#include")
 679         {
 680                 if(recurse > 0)
 681                 {
 682                         fh = fopen(s, FILE_READ);
 683                         if(fh < 0)
 684                                 LOG_WARN("Map ", pFilename, " references not existing config file ", s);
 685                         else
 686                         {
 687                                 for (;;)
 688                                 {
 689                                         if (!((s = fgets(fh))))
 690                                                 break;
 691
 692                                         // catch different sorts of comments
 693                                         if(s == "")                    // empty lines
 694                                                 continue;
 695                                         if(substring(s, 0, 1) == "#")  // UNIX style
 696                                                 continue;
 697                                         if(substring(s, 0, 2) == "//") // C++ style
 698                                                 continue;
 699                                         if(substring(s, 0, 1) == "_")  // q3map style
 700                                                 continue;
 701
 702                                         if(substring(s, 0, 4) == "set ")
 703                                                 s = substring(s, 4, -1);
 704                                         if(substring(s, 0, 5) == "seta ")
 705                                                 s = substring(s, 5, -1);
 706
 707                                         _MapInfo_Parse_Settemp(pFilename, acl, type, s, recurse - 1);
 708                                 }
 709                                 fclose(fh);
 710                         }
 711                 }
 712                 else
 713                         LOG_WARN("Map ", pFilename, " uses too many levels of inclusion");
 714         }
 715         else if(t == "")
 716                 LOG_WARN("Map ", pFilename, " contains a potentially harmful setting, ignored");
 717         else if (!cvar_value_issafe(t))
 718                 LOG_WARN("Map ", pFilename, " contains a potentially harmful setting, ignored");
 719         else if (!cvar_value_issafe(s))
 720                 LOG_WARN("Map ", pFilename, " contains a potentially harmful setting, ignored");
 721         else if(matchacl(MAPINFO_SETTEMP_ACL_SYSTEM, t) <= 0)
 722                 LOG_WARN("Map ", pFilename, " contains a potentially harmful setting, ignored");
 723         else if(matchacl(acl, t) <= 0)
 724                 LOG_WARN("Map ", pFilename, " contains a denied setting, ignored");
 725         else
 726         {
 727                 if(type == 0) // server set
 728                 {
 729                         LOG_TRACE("Applying temporary setting ", t, " := ", s);
 730                         if(cvar("g_campaign"))
 731                                 cvar_set(t, s); // this is a wrapper and is always temporary anyway; no need to backup old values then
 732                         else
 733                                 cvar_settemp(t, s);
 734                 }
 735                 else
 736                 {
 737                         LOG_TRACE("Applying temporary client setting ", t, " := ", s);
 738                         MapInfo_Map_clientstuff = strcat(
 739                                         MapInfo_Map_clientstuff, "cl_cmd settemp \"", t, "\" \"", s, "\"\n"
 740                                         );
 741                 }
 742         }
 743 }
 744
 745 float MapInfo_isRedundant(string fn, string t)
 746 {
 747         // normalize file name
 748         fn = strreplace("_", "-", fn);
 749
 750         // normalize visible title
 751         t = strreplace(": ", "-", t);
 752         t = strreplace(":", "-", t);
 753         t = strreplace(" ", "-", t);
 754         t = strreplace("_", "-", t);
 755         t = strreplace("'", "-", t);
 756
 757         if(!strcasecmp(fn, t))
 758                 return true;
 759
 760         // we allow the visible title to have punctuation the file name does
 761         // not, but not vice versa
 762         t = strreplace("-", "", t);
 763
 764         if(!strcasecmp(fn, t))
 765                 return true;
 766
 767         return false;
 768 }
 769
 770 // load info about a map by name into the MapInfo_Map_* globals
 771 float MapInfo_Get_ByName_NoFallbacks(string pFilename, int pAllowGenerate, Gametype pGametypeToSet)
 772 {
 773         string fn;
 774         string s, t;
 775         float fh;
 776         int f, i;
 777         float r, n, p;
 778         string acl;
 779
 780         acl = MAPINFO_SETTEMP_ACL_USER;
 781
 782         if(strstrofs(pFilename, "/", 0) >= 0)
 783         {
 784                 LOG_WARN("Invalid character in map name, ignored");
 785                 return 0;
 786         }
 787
 788         if(pGametypeToSet == NULL)
 789                 if(MapInfo_Cache_Retrieve(pFilename))
 790                         return 1;
 791
 792         r = 1;
 793
 794         MapInfo_Map_bspname = pFilename;
 795
 796         // default all generic fields so they have "good" values in case something fails
 797         fn = strcat("maps/", pFilename, ".mapinfo");
 798         fh = fopen(fn, FILE_READ);
 799         if(fh < 0)
 800         {
 801                 fn = strcat("maps/autogenerated/", pFilename, ".mapinfo");
 802                 fh = fopen(fn, FILE_READ);
 803                 if(fh < 0)
 804                 {
 805                         if(!pAllowGenerate)
 806                                 return 0;
 807                         _MapInfo_Map_Reset();
 808                         r = _MapInfo_Generate(pFilename);
 809                         if(!r)
 810                                 return 0;
 811                         fh = fopen(fn, FILE_WRITE);
 812                         fputs(fh, strcat("title ", MapInfo_Map_title, "\n"));
 813                         fputs(fh, strcat("description ", MapInfo_Map_description, "\n"));
 814                         fputs(fh, strcat("author ", MapInfo_Map_author, "\n"));
 815                         if(_MapInfo_Map_worldspawn_music != "")
 816                         {
 817                                 if(
 818                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".wav"
 819                                         ||
 820                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".ogg"
 821                                 )
 822                                         fputs(fh, strcat("cdtrack ", substring(_MapInfo_Map_worldspawn_music, 0, strlen(_MapInfo_Map_worldspawn_music) - 4), "\n"));
 823                                 else
 824                                         fputs(fh, strcat("cdtrack ", _MapInfo_Map_worldspawn_music, "\n"));
 825                         }
 826                         else
 827                         {
 828                                 n = tokenize_console(cvar_string("g_cdtracks_remaplist"));
 829                                 s = strcat(" ", cvar_string("g_cdtracks_dontusebydefault"), " ");
 830                                 for (;;)
 831                                 {
 832                                         i = floor(random() * n);
 833                                         if(strstrofs(s, strcat(" ", argv(i), " "), 0) < 0)
 834                                                 break;
 835                                 }
 836                                 fputs(fh, strcat("cdtrack ", ftos(i + 1), "\n"));
 837                         }
 838                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_WEAPONS)
 839                                 fputs(fh, "has weapons\n");
 840                         else
 841                                 fputs(fh, "// uncomment this if you added weapon pickups: has weapons\n");
 842                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_TURRETS)
 843                                 fputs(fh, "has turrets\n");
 844                         else
 845                                 fputs(fh, "// uncomment this if you added turrets: has turrets\n");
 846                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_VEHICLES)
 847                                 fputs(fh, "has vehicles\n");
 848                         else
 849                                 fputs(fh, "// uncomment this if you added vehicles: has vehicles\n");
 850                         if(MapInfo_Map_flags & MAPINFO_FLAG_FRUSTRATING)
 851                                 fputs(fh, "frustrating\n");
 852
 853                         FOREACH(Gametypes, MapInfo_Map_supportedGametypes & it.m_flags, {
 854                                 fputs(fh, sprintf("gametype %s // defaults: %s\n", MapInfo_Type_ToString(it), _MapInfo_GetDefaultEx(it)));
 855                         });
 856
 857                         if(fexists(strcat("scripts/", pFilename, ".arena")))
 858                                 fputs(fh, "settemp_for_type all sv_q3acompat_machineshotgunswap 1\n");
 859
 860                         fputs(fh, "// optional: fog density red green blue alpha mindist maxdist\n");
 861                         fputs(fh, "// optional: settemp_for_type (all|gametypename) cvarname value\n");
 862                         fputs(fh, "// optional: clientsettemp_for_type (all|gametypename) cvarname value\n");
 863                         fputs(fh, "// optional: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
 864                         fputs(fh, "// optional: hidden\n");
 865
 866                         fclose(fh);
 867                         r = 2;
 868                         // return r;
 869                         fh = fopen(fn, FILE_READ);
 870                         if(fh < 0)
 871                                 error("... but I just wrote it!");
 872                 }
 873
 874                 if(!autocvar_g_mapinfo_ignore_warnings)
 875                         LOG_WARN("autogenerated mapinfo file ", fn, " has been loaded; please edit that file and move it to maps/", pFilename, ".mapinfo");
 876         }
 877
 878         _MapInfo_Map_Reset();
 879         for (;;)
 880         {
 881                 if (!((s = fgets(fh))))
 882                         break;
 883
 884                 // catch different sorts of comments
 885                 if(s == "")                    // empty lines
 886                         continue;
 887                 if(substring(s, 0, 1) == "#")  // UNIX style
 888                         continue;
 889                 if(substring(s, 0, 2) == "//") // C++ style
 890                         continue;
 891                 if(substring(s, 0, 1) == "_")  // q3map style
 892                         continue;
 893
 894                 p = strstrofs(s, "//", 0);
 895                 if(p >= 0)
 896                         s = substring(s, 0, p);
 897
 898                 t = car(s); s = cdr(s);
 899                 if(t == "title")
 900                         MapInfo_Map_title = s;
 901                 else if(t == "description")
 902                         MapInfo_Map_description = s;
 903                 else if(t == "author")
 904                         MapInfo_Map_author = s;
 905                 else if(t == "has")
 906                 {
 907                         t = car(s); // s = cdr(s);
 908                         if     (t == "weapons") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
 909                         else if(t == "turrets") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_TURRETS;
 910                         else if(t == "vehicles") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_VEHICLES;
 911                         else if(t == "monsters") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_MONSTERS;
 912                         else if(t == "new_toys") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
 913                         else
 914                                 LOG_WARN("Map ", pFilename, " supports unknown feature ", t, ", ignored");
 915                 }
 916                 else if(t == "hidden")
 917                 {
 918                         MapInfo_Map_flags |= MAPINFO_FLAG_HIDDEN;
 919                 }
 920                 else if(t == "forbidden")
 921                 {
 922                         MapInfo_Map_flags |= MAPINFO_FLAG_FORBIDDEN;
 923                 }
 924                 else if(t == "frustrating")
 925                 {
 926                         MapInfo_Map_flags |= MAPINFO_FLAG_FRUSTRATING;
 927                 }
 928                 else if(t == "noautomaplist")
 929                 {
 930                         MapInfo_Map_flags |= MAPINFO_FLAG_NOAUTOMAPLIST;
 931                 }
 932                 else if(t == "gameversion_min")
 933                 {
 934                         if (cvar("gameversion") < stof(s))
 935                                 MapInfo_Map_flags |= MAPINFO_FLAG_NOAUTOMAPLIST;
 936                 }
 937                 else if(t == "type")
 938                 {
 939                         t = car(s); s = cdr(s);
 940                         Gametype f = MapInfo_Type_FromString(t);
 941                         if(!autocvar_g_mapinfo_ignore_warnings)
 942                                 LOG_WARN("Map ", pFilename, " contains the legacy 'type' keyword which is deprecated and will be removed in the future. Please migrate the mapinfo file to 'gametype'.");
 943                         if(f)
 944                                 _MapInfo_Map_ApplyGametype (s, pGametypeToSet, f, true);
 945                         else if(!autocvar_g_mapinfo_ignore_warnings)
 946                                 LOG_WARN("Map ", pFilename, " supports unknown game type ", t, ", ignored");
 947                 }
 948                 else if(t == "gametype")
 949                 {
 950                         t = car(s); s = cdr(s);
 951                         Gametype f = MapInfo_Type_FromString(t);
 952                         if(f)
 953                                 _MapInfo_Map_ApplyGametypeEx (s, pGametypeToSet, f);
 954                         else if(!autocvar_g_mapinfo_ignore_warnings)
 955                                 LOG_WARN("Map ", pFilename, " supports unknown game type ", t, ", ignored");
 956                 }
 957                 else if(t == "size")
 958                 {
 959                         float a, b, c, d, e;
 960                         t = car(s); s = cdr(s); a = stof(t);
 961                         t = car(s); s = cdr(s); b = stof(t);
 962                         t = car(s); s = cdr(s); c = stof(t);
 963                         t = car(s); s = cdr(s); d = stof(t);
 964                         t = car(s); s = cdr(s); e = stof(t);
 965                         if(s == "")
 966                                 LOG_WARN("Map ", pFilename, " contains an incorrect size line (not enough params), syntax: size mins_x mins_y mins_z maxs_x maxs_y maxs_z");
 967                         else
 968                         {
 969                                 t = car(s); s = cdr(s); f = stof(t);
 970                                 if(s != "")
 971                                         LOG_WARN("Map ", pFilename, " contains an incorrect size line (too many params), syntax: size mins_x mins_y mins_z maxs_x maxs_y maxs_z");
 972                                 else
 973                                 {
 974                                         if(a >= d || b >= e || c >= f)
 975                                                 LOG_WARN("Map ", pFilename, " contains an incorrect size line, mins have to be < maxs");
 976                                         else
 977                                         {
 978                                                 MapInfo_Map_mins.x = a;
 979                                                 MapInfo_Map_mins.y = b;
 980                                                 MapInfo_Map_mins.z = c;
 981                                                 MapInfo_Map_maxs.x = d;
 982                                                 MapInfo_Map_maxs.y = e;
 983                                                 MapInfo_Map_maxs.z = f;
 984                                         }
 985                                 }
 986                         }
 987                 }
 988                 else if(t == "settemp_for_type")
 989                 {
 990                         t = car(s); s = cdr(s);
 991                         bool all = t == "all";
 992                         Gametype f = NULL;
 993                         if(all || (f = MapInfo_Type_FromString(t)))
 994                         {
 995                                 if((all ? MAPINFO_TYPE_ALL : f.m_flags) & pGametypeToSet.m_flags)
 996                                 {
 997                                         _MapInfo_Parse_Settemp(pFilename, acl, 0, s, 1);
 998                                 }
 999                         }
1000                         else
1001                         {
1002                                 LOG_WARN("Map ", pFilename, " has a setting for unknown game type ", t, ", ignored");
1003                         }
1004                 }
1005                 else if(t == "clientsettemp_for_type")
1006                 {
1007                         t = car(s); s = cdr(s);
1008                         bool all = t == "all";
1009                         Gametype f = NULL;
1010                         if(all || (f = MapInfo_Type_FromString(t)))
1011                         {
1012                                 if((all ? MAPINFO_TYPE_ALL : f.m_flags) & pGametypeToSet.m_flags)
1013                                 {
1014                                         _MapInfo_Parse_Settemp(pFilename, acl, 1, s, 1);
1015                                 }
1016                         }
1017                         else
1018                         {
1019                                 LOG_WARN("Map ", pFilename, " has a client setting for unknown game type ", t, ", ignored");
1020                         }
1021                 }
1022                 else if(t == "fog")
1023                 {
1024                         if (!cvar_value_issafe(s))
1025                                 LOG_WARN("Map ", pFilename, " contains a potentially harmful fog setting, ignored");
1026                         else
1027                                 MapInfo_Map_fog = s;
1028                 }
1029                 else if(t == "cdtrack")
1030                 {
1031                         t = car(s); s = cdr(s);
1032                         // We do this only if pGametypeToSet even though this
1033                         // content is theoretically game type independent,
1034                         // because MapInfo_Map_clientstuff contains otherwise
1035                         // game type dependent stuff. That way this value stays
1036                         // empty when not setting a game type to not set any
1037                         // false expectations.
1038                         if(pGametypeToSet)
1039                         {
1040                                 if (!cvar_value_issafe(t))
1041                                         LOG_WARN("Map ", pFilename, " contains a potentially harmful cdtrack, ignored");
1042                                 else
1043                                         MapInfo_Map_clientstuff = strcat(
1044                                                 MapInfo_Map_clientstuff, "cd loop \"", t, "\"\n"
1045                                         );
1046                         }
1047                 }
1048                 else if(!autocvar_g_mapinfo_ignore_warnings)
1049                         LOG_WARN("Map ", pFilename, " provides unknown info item ", t, ", ignored");
1050         }
1051         fclose(fh);
1052
1053         if(MapInfo_Map_title == "<TITLE>")
1054                 MapInfo_Map_titlestring = MapInfo_Map_bspname;
1055         else if(MapInfo_isRedundant(MapInfo_Map_bspname, MapInfo_Map_title))
1056                 MapInfo_Map_titlestring = MapInfo_Map_title;
1057         else
1058                 MapInfo_Map_titlestring = sprintf("%s: %s", MapInfo_Map_bspname, MapInfo_Map_title);
1059
1060         MapInfo_Cache_Store();
1061         if(MapInfo_Map_supportedGametypes != 0)
1062                 return r;
1063         LOG_WARN("Map ", pFilename, " supports no game types, ignored");
1064         return 0;
1065 }
1066 int MapInfo_Get_ByName(string pFilename, float pAllowGenerate, Gametype pGametypeToSet)
1067 {
1068         int r = MapInfo_Get_ByName_NoFallbacks(pFilename, pAllowGenerate, pGametypeToSet);
1069
1070         if(cvar("g_tdm_on_dm_maps"))
1071         {
1072                 // if this is set, all DM maps support TDM too
1073                 if (!(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_TEAM_DEATHMATCH.m_flags))
1074                         if(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_DEATHMATCH.m_flags)
1075                                 _MapInfo_Map_ApplyGametypeEx ("", pGametypeToSet, MAPINFO_TYPE_TEAM_DEATHMATCH);
1076         }
1077
1078         if(pGametypeToSet)
1079         {
1080                 if(!(MapInfo_Map_supportedGametypes & pGametypeToSet.m_flags))
1081                 {
1082                         error("Can't select the requested game type. This should never happen as the caller should prevent it!\n");
1083                         //_MapInfo_Map_ApplyGametypeEx("", pGametypeToSet, MAPINFO_TYPE_DEATHMATCH);
1084                         //return;
1085                 }
1086         }
1087
1088         return r;
1089 }
1090
1091 float MapInfo_FindName(string s)
1092 {
1093         // if there is exactly one map of prefix s, return it
1094         // if not, return the null string
1095         // note that DP sorts glob results... so I can use a binary search
1096         float l, r, m, cmp;
1097         l = 0;
1098         r = MapInfo_count;
1099         // invariants: r is behind s, l-1 is equal or before
1100         while(l != r)
1101         {
1102                 m = floor((l + r) / 2);
1103                 MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(m));
1104                 cmp = strcasecmp(MapInfo_FindName_match, s);
1105                 if(cmp == 0)
1106                         return m; // found and good
1107                 if(cmp < 0)
1108                         l = m + 1; // l-1 is before s
1109                 else
1110                         r = m; // behind s
1111         }
1112         MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(l));
1113         MapInfo_FindName_firstResult = l;
1114         // r == l, so: l is behind s, l-1 is before
1115         // SO: if there is any, l is the one with the right prefix
1116         //     and l+1 may be one too
1117         if(l == MapInfo_count)
1118         {
1119                 MapInfo_FindName_match = string_null;
1120                 MapInfo_FindName_firstResult = -1;
1121                 return -1; // no MapInfo_FindName_match, behind last item
1122         }
1123         if(!startsWithNocase(MapInfo_FindName_match, s))
1124         {
1125                 MapInfo_FindName_match = string_null;
1126                 MapInfo_FindName_firstResult = -1;
1127                 return -1; // wrong prefix
1128         }
1129         if(l == MapInfo_count - 1)
1130                 return l; // last one, nothing can follow => unique
1131         if(startsWithNocase(_MapInfo_GlobItem(MapInfo_FilterList_Lookup(l + 1)), s))
1132         {
1133                 MapInfo_FindName_match = string_null;
1134                 return -1; // ambigous MapInfo_FindName_match
1135         }
1136         return l;
1137 }
1138
1139 string MapInfo_FixName(string s)
1140 {
1141         MapInfo_FindName(s);
1142         return MapInfo_FindName_match;
1143 }
1144
1145 int MapInfo_CurrentFeatures()
1146 {
1147         int req = 0;
1148         if(!(cvar("g_lms") || cvar("g_instagib") || cvar("g_overkill") || cvar("g_nix") || cvar("g_weaponarena") || !cvar("g_pickup_items") || cvar("g_race") || cvar("g_cts") || cvar("g_nexball")))
1149                 req |= MAPINFO_FEATURE_WEAPONS;
1150         return req;
1151 }
1152
1153 Gametype MapInfo_CurrentGametype()
1154 {
1155         Gametype prev = Gametypes_from(cvar("gamecfg"));
1156         FOREACH(Gametypes, cvar(it.netname) && it != prev, return it);
1157         return prev ? prev : MAPINFO_TYPE_DEATHMATCH;
1158 }
1159
1160 float _MapInfo_CheckMap(string s, bool gametype_only) // returns 0 if the map can't be played with the current settings, 1 otherwise
1161 {
1162         if(!MapInfo_Get_ByName(s, 1, NULL))
1163                 return 0;
1164         if((MapInfo_Map_supportedGametypes & MapInfo_CurrentGametype().m_flags) == 0)
1165                 return 0;
1166         if (gametype_only)
1167                 return 1;
1168         if((MapInfo_Map_supportedFeatures & MapInfo_CurrentFeatures()) != MapInfo_CurrentFeatures())
1169                 return 0;
1170         return 1;
1171 }
1172
1173 float MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1174 {
1175         float r;
1176         r = _MapInfo_CheckMap(s, false);
1177         MapInfo_ClearTemps();
1178         return r;
1179 }
1180
1181 void MapInfo_SwitchGameType(Gametype t)
1182 {
1183         FOREACH(Gametypes, true, cvar_set(it.netname, (it == t) ? "1" : "0"));
1184 }
1185
1186 void MapInfo_LoadMap(string s, float reinit)
1187 {
1188         MapInfo_Map_supportedGametypes = 0;
1189         // we shouldn't need this, as LoadMapSettings already fixes the gametype
1190         //if(!MapInfo_CheckMap(s))
1191         //{
1192         //      print("EMERGENCY: can't play the selected map in the given game mode. Falling back to DM.\n");
1193         //      MapInfo_SwitchGameType(MAPINFO_TYPE_DEATHMATCH.m_flags);
1194         //}
1195
1196         LOG_INFO("Switching to map ", s, "\n");
1197
1198         cvar_settemp_restore();
1199         if(reinit)
1200                 localcmd(strcat("\nmap ", s, "\n"));
1201         else
1202                 localcmd(strcat("\nchangelevel ", s, "\n"));
1203 }
1204
1205 string MapInfo_ListAllowedMaps(Gametype type, float pRequiredFlags, float pForbiddenFlags)
1206 {
1207         string out;
1208         float i;
1209
1210         // to make absolutely sure:
1211         MapInfo_Enumerate();
1212         MapInfo_FilterGametype(type, MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1213
1214         out = "";
1215         for(i = 0; i < MapInfo_count; ++i)
1216                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1217         return substring(out, 1, strlen(out) - 1);
1218 }
1219
1220 string MapInfo_ListAllAllowedMaps(float pRequiredFlags, float pForbiddenFlags)
1221 {
1222         string out;
1223         float i;
1224
1225         // to make absolutely sure:
1226         MapInfo_Enumerate();
1227         _MapInfo_FilterGametype(MAPINFO_TYPE_ALL, 0, pRequiredFlags, pForbiddenFlags, 0);
1228
1229         out = "";
1230         for(i = 0; i < MapInfo_count; ++i)
1231                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1232
1233         MapInfo_FilterGametype(MapInfo_CurrentGametype(), MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1234
1235         return substring(out, 1, strlen(out) - 1);
1236 }
1237
1238 void MapInfo_LoadMapSettings_SaveGameType(Gametype t)
1239 {
1240         MapInfo_SwitchGameType(t);
1241         cvar_set("gamecfg", ftos(t.m_id));
1242         MapInfo_LoadedGametype = t;
1243 }
1244
1245 void MapInfo_LoadMapSettings(string s) // to be called from worldspawn
1246 {
1247         Gametype t = MapInfo_CurrentGametype();
1248         MapInfo_LoadMapSettings_SaveGameType(t);
1249
1250         if(!_MapInfo_CheckMap(s, true)) // with underscore, it keeps temps
1251         {
1252                 if(cvar("g_mapinfo_allow_unsupported_modes_and_let_stuff_break"))
1253                 {
1254                         LOG_SEVERE("can't play the selected map in the given game mode. Working with only the override settings.");
1255                         _MapInfo_Map_ApplyGametypeEx("", t, t);
1256                         return; // do not call Get_ByName!
1257                 }
1258
1259                 if(MapInfo_Map_supportedGametypes == 0)
1260                 {
1261                         LOG_SEVERE("Mapinfo system is not functional at all. Assuming deathmatch.");
1262                         MapInfo_Map_supportedGametypes = MAPINFO_TYPE_DEATHMATCH.m_flags;
1263                         MapInfo_LoadMapSettings_SaveGameType(MAPINFO_TYPE_DEATHMATCH);
1264                         _MapInfo_Map_ApplyGametypeEx("", MAPINFO_TYPE_DEATHMATCH, MAPINFO_TYPE_DEATHMATCH);
1265                         return; // do not call Get_ByName!
1266                 }
1267
1268                 int _t = 1;
1269                 while(!(MapInfo_Map_supportedGametypes & 1))
1270                 {
1271                         _t <<= 1;
1272                         MapInfo_Map_supportedGametypes = floor(MapInfo_Map_supportedGametypes >> 1);
1273                 }
1274                 Gametype t_prev = t;
1275                 FOREACH(Gametypes, it.m_flags == _t, { t = it; break; });
1276
1277                 // t is now a supported mode!
1278                 LOG_WARNF("can't play the selected map in the given game mode (%s). Falling back to a supported mode (%s).", t_prev.mdl, t.mdl);
1279                 MapInfo_LoadMapSettings_SaveGameType(t);
1280         }
1281         if(!_MapInfo_CheckMap(s, false)) { // with underscore, it keeps temps
1282                 LOG_WARNF("the selected map lacks features required by current settings; playing anyway.");
1283         }
1284         MapInfo_Get_ByName(s, 1, t);
1285 }
1286
1287 void MapInfo_ClearTemps()
1288 {
1289         MapInfo_Map_bspname = string_null;
1290         MapInfo_Map_title = string_null;
1291         MapInfo_Map_titlestring = string_null;
1292         MapInfo_Map_description = string_null;
1293         MapInfo_Map_author = string_null;
1294         MapInfo_Map_clientstuff = string_null;
1295         MapInfo_Map_supportedGametypes = 0;
1296         MapInfo_Map_supportedFeatures = 0;
1297 }
1298
1299 void MapInfo_Shutdown()
1300 {
1301         MapInfo_ClearTemps();
1302         MapInfo_Filter_Free();
1303         MapInfo_Cache_Destroy();
1304         if(_MapInfo_globopen)
1305         {
1306                 search_end(_MapInfo_globhandle);
1307                 _MapInfo_globhandle = -1;
1308                 _MapInfo_globopen = false;
1309         }
1310 }
1311
1312 int MapInfo_ForbiddenFlags()
1313 {
1314         int f = MAPINFO_FLAG_FORBIDDEN;
1315
1316 #ifdef GAMEQC
1317         if (!cvar("g_maplist_allow_hidden"))
1318 #endif
1319                 f |= MAPINFO_FLAG_HIDDEN;
1320
1321         if (!cvar("g_maplist_allow_frustrating"))
1322                 f |= MAPINFO_FLAG_FRUSTRATING;
1323
1324         return f;
1325 }
1326
1327 int MapInfo_RequiredFlags()
1328 {
1329         int f = 0;
1330
1331         if(cvar("g_maplist_allow_frustrating") > 1)
1332                 f |= MAPINFO_FLAG_FRUSTRATING;
1333
1334         return f;
1335 }