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 #ifdef MENUQC
  13 #define WARN_COND false
  14 #else
  15 bool autocvar_g_mapinfo_ignore_warnings;
  16 #define WARN_COND (!autocvar_g_mapinfo_ignore_warnings && MapInfo_Map_bspname == mi_shortname)
  17 #endif
  18
  19 // generic string stuff
  20
  21 int _MapInfo_Cache_Active;
  22 int _MapInfo_Cache_DB_NameToIndex;
  23 int _MapInfo_Cache_Buf_IndexToMapData;
  24
  25 void MapInfo_Cache_Destroy()
  26 {
  27         if(!_MapInfo_Cache_Active)
  28                 return;
  29
  30         db_close(_MapInfo_Cache_DB_NameToIndex);
  31         buf_del(_MapInfo_Cache_Buf_IndexToMapData);
  32         _MapInfo_Cache_Active = 0;
  33 }
  34
  35 void MapInfo_Cache_Create()
  36 {
  37         MapInfo_Cache_Destroy();
  38         _MapInfo_Cache_DB_NameToIndex = db_create();
  39         _MapInfo_Cache_Buf_IndexToMapData = buf_create();
  40         _MapInfo_Cache_Active = 1;
  41 }
  42
  43 void MapInfo_Cache_Invalidate()
  44 {
  45         if(!_MapInfo_Cache_Active)
  46                 return;
  47
  48         MapInfo_Cache_Create();
  49 }
  50
  51 void MapInfo_Cache_Store()
  52 {
  53         float i;
  54         string s;
  55         if(!_MapInfo_Cache_Active)
  56                 return;
  57
  58         s = db_get(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname);
  59         if(s == "")
  60         {
  61                 i = buf_getsize(_MapInfo_Cache_Buf_IndexToMapData);
  62                 db_put(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname, ftos(i));
  63         }
  64         else
  65                 i = stof(s);
  66
  67         // now store all the stuff
  68         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData,   i, MapInfo_Map_bspname);
  69         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_title);
  70         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_titlestring);
  71         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_description);
  72         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_author);
  73         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedGametypes));
  74         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedFeatures));
  75         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_flags));
  76 }
  77
  78 float MapInfo_Cache_Retrieve(string map)
  79 {
  80         float i;
  81         string s;
  82         if(!_MapInfo_Cache_Active)
  83                 return 0;
  84
  85         s = db_get(_MapInfo_Cache_DB_NameToIndex, map);
  86         if(s == "")
  87                 return 0;
  88         i = stof(s);
  89
  90         // now retrieve all the stuff
  91         MapInfo_Map_bspname = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, i);
  92         MapInfo_Map_title = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
  93         MapInfo_Map_titlestring = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
  94         MapInfo_Map_description = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
  95         MapInfo_Map_author = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
  96         MapInfo_Map_supportedGametypes = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
  97         MapInfo_Map_supportedFeatures = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
  98         MapInfo_Map_flags = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
  99
 100         return 1;
 101 }
 102
 103 // GLOB HANDLING (for all BSP files)
 104 float _MapInfo_globopen;
 105 float _MapInfo_globcount;
 106 float _MapInfo_globhandle;
 107 string _MapInfo_GlobItem(float i)
 108 {
 109         string s;
 110         if(!_MapInfo_globopen)
 111                 return string_null;
 112         s = search_getfilename(_MapInfo_globhandle, i);
 113         return substring(s, 5, strlen(s) - 9); // without maps/ and .bsp
 114 }
 115
 116 void MapInfo_Enumerate()
 117 {
 118         if(_MapInfo_globopen)
 119         {
 120                 search_end(_MapInfo_globhandle);
 121                 _MapInfo_globopen = 0;
 122         }
 123         MapInfo_Cache_Invalidate();
 124         _MapInfo_globhandle = search_begin("maps/*.bsp", true, true);
 125         if(_MapInfo_globhandle >= 0)
 126         {
 127                 _MapInfo_globcount = search_getsize(_MapInfo_globhandle);
 128                 _MapInfo_globopen = 1;
 129         }
 130         else
 131                 _MapInfo_globcount = 0;
 132 }
 133
 134 // filter the info by game type mask (updates MapInfo_count)
 135 //
 136 float _MapInfo_filtered;
 137 float _MapInfo_filtered_allocated;
 138 float MapInfo_FilterList_Lookup(float i)
 139 {
 140         return stof(bufstr_get(_MapInfo_filtered, i));
 141 }
 142
 143 void _MapInfo_FilterList_swap(float i, float j, entity pass)
 144 {
 145         string h;
 146         h = bufstr_get(_MapInfo_filtered, i);
 147         bufstr_set(_MapInfo_filtered, i, bufstr_get(_MapInfo_filtered, j));
 148         bufstr_set(_MapInfo_filtered, j, h);
 149 }
 150
 151 float _MapInfo_FilterList_cmp(float i, float j, entity pass)
 152 {
 153         string a, b;
 154         a = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, i)));
 155         b = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, j)));
 156         return strcasecmp(a, b);
 157 }
 158
 159 float MapInfo_FilterGametype(Gametype pGametype, int pFeatures, int pFlagsRequired, int pFlagsForbidden, bool pAbortOnGenerate)
 160 {
 161         return _MapInfo_FilterGametype(pGametype.m_flags, pFeatures, pFlagsRequired, pFlagsForbidden, pAbortOnGenerate);
 162 }
 163 float _MapInfo_FilterGametype(int pGametype, int pFeatures, int pFlagsRequired, int pFlagsForbidden, bool pAbortOnGenerate)
 164 {
 165         float i, j;
 166         if (!_MapInfo_filtered_allocated)
 167         {
 168                 _MapInfo_filtered_allocated = 1;
 169                 _MapInfo_filtered = buf_create();
 170         }
 171         MapInfo_count = 0;
 172         for(i = 0, j = -1; i < _MapInfo_globcount; ++i)
 173         {
 174                 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.
 175                         if(pAbortOnGenerate)
 176                         {
 177                                 LOG_TRACE("Autogenerated a .mapinfo, doing the rest later.");
 178                                 MapInfo_progress = i / _MapInfo_globcount;
 179                                 return 0;
 180                         }
 181                 if((MapInfo_Map_supportedGametypes & pGametype) != 0)
 182                 if((MapInfo_Map_supportedFeatures & pFeatures) == pFeatures)
 183                 if((MapInfo_Map_flags & pFlagsForbidden) == 0)
 184                 if((MapInfo_Map_flags & pFlagsRequired) == pFlagsRequired)
 185                         bufstr_set(_MapInfo_filtered, ++j, ftos(i));
 186         }
 187         MapInfo_count = j + 1;
 188         MapInfo_ClearTemps();
 189
 190         // sometimes the glob isn't sorted nicely, so fix it here...
 191         heapsort(MapInfo_count, _MapInfo_FilterList_swap, _MapInfo_FilterList_cmp, NULL);
 192
 193         return 1;
 194 }
 195 void MapInfo_FilterString(string sf)
 196 {
 197         // this function further filters _MapInfo_filtered, which is prepared by MapInfo_FilterGametype by string
 198         float i, j;
 199         string title;
 200
 201         for(i = 0, j = -1; i < MapInfo_count; ++i)
 202         {
 203                 if (MapInfo_Get_ByID(i))
 204                 {
 205                         // prepare for keyword filter
 206                         if (MapInfo_Map_title && strstrofs(MapInfo_Map_title, "<TITLE>", 0) == -1)
 207                                 title = MapInfo_Map_title;
 208                         else
 209                                 title = MapInfo_Map_bspname;
 210                         // keyword filter
 211                         if((strstrofs(strtolower(title), strtolower(sf), 0)) >= 0)
 212                                 bufstr_set(_MapInfo_filtered, ++j, bufstr_get(_MapInfo_filtered, i));
 213                 }
 214         }
 215         MapInfo_count = j + 1;
 216         MapInfo_ClearTemps();
 217
 218         // sometimes the glob isn't sorted nicely, so fix it here...
 219         heapsort(MapInfo_count, _MapInfo_FilterList_swap, _MapInfo_FilterList_cmp, NULL);
 220 }
 221
 222 void MapInfo_Filter_Free()
 223 {
 224         if(_MapInfo_filtered_allocated)
 225         {
 226                 buf_del(_MapInfo_filtered);
 227                 _MapInfo_filtered_allocated = 0;
 228         }
 229 }
 230
 231 // load info about the i-th map into the MapInfo_Map_* globals
 232 string MapInfo_BSPName_ByID(float i)
 233 {
 234         return _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i));
 235 }
 236
 237 string unquote(string s)
 238 {
 239         float l = strlen(s);
 240         for(float i = 0; i < l; ++i)
 241         {
 242                 string ch = substring(s, i, 1);
 243                 if((ch != " ") && (ch != "\""))
 244                 {
 245                         for(float j = l - i - 1; j > 0; --j)
 246                         {
 247                                 ch = substring(s, i+j, 1);
 248                                 if(ch != " ") if(ch != "\"")
 249                                         return substring(s, i, j+1);
 250                         }
 251                         return substring(s, i, 1);
 252                 }
 253         }
 254         return "";
 255 }
 256
 257 float MapInfo_Get_ByID(float i)
 258 {
 259         if(MapInfo_Get_ByName(MapInfo_BSPName_ByID(i), 0, NULL))
 260                 return 1;
 261         return 0;
 262 }
 263
 264 string _MapInfo_Map_worldspawn_music;
 265
 266 float _MapInfo_Generate(string pFilename) // 0: failure, 1: ok ent, 2: ok bsp
 267 {
 268         string fn;
 269         float fh;
 270         string s, k, v;
 271         vector o;
 272         float i;
 273         float inWorldspawn;
 274         float r;
 275         float diameter, spawnpoints;
 276         float spawnplaces;
 277
 278         vector mapMins, mapMaxs;
 279
 280         r = 1;
 281         fn = strcat("maps/", pFilename, ".ent");
 282         fh = fopen(fn, FILE_READ);
 283         if(fh < 0)
 284         {
 285                 r = 2;
 286                 fn = strcat("maps/", pFilename, ".bsp");
 287                 fh = fopen(fn, FILE_READ);
 288         }
 289         if(fh < 0)
 290                 return 0;
 291         LOG_INFO("Analyzing ", fn, " to generate initial mapinfo");
 292
 293         inWorldspawn = 2;
 294         MapInfo_Map_flags = 0;
 295         MapInfo_Map_supportedGametypes = 0;
 296         spawnpoints = 0;
 297         spawnplaces = 0;
 298         _MapInfo_Map_worldspawn_music = "";
 299         mapMins = '0 0 0';
 300         mapMaxs = '0 0 0';
 301
 302         for (;;)
 303         {
 304                 if (!((s = fgets(fh))))
 305                         break;
 306                 if(inWorldspawn == 1)
 307                         if(startsWith(s, "}"))
 308                                 inWorldspawn = 0;
 309                 k = unquote(car(s));
 310                 v = unquote(cdr(s));
 311                 if(inWorldspawn)
 312                 {
 313                         if(k == "classname" && v == "worldspawn")
 314                                 inWorldspawn = 1;
 315                         else if(k == "author")
 316                                 MapInfo_Map_author = v;
 317                         else if(k == "_description")
 318                                 MapInfo_Map_description = v;
 319                         else if(k == "music")
 320                                 _MapInfo_Map_worldspawn_music = v;
 321                         else if(k == "noise")
 322                                 _MapInfo_Map_worldspawn_music = v;
 323                         else if(k == "message")
 324                         {
 325                                 i = strstrofs(v, " by ", 0);
 326                                 if(MapInfo_Map_author == "<AUTHOR>" && i >= 0)
 327                                 {
 328                                         MapInfo_Map_title = substring(v, 0, i);
 329                                         MapInfo_Map_author = substring(v, i + 4, strlen(v) - (i + 4));
 330                                 }
 331                                 else
 332                                         MapInfo_Map_title = v;
 333                         }
 334                 }
 335                 else
 336                 {
 337                         if(k == "origin")
 338                         {
 339                                 o = stov(strcat("'", v, "'"));
 340                                 mapMins.x = min(mapMins.x, o.x);
 341                                 mapMins.y = min(mapMins.y, o.y);
 342                                 mapMins.z = min(mapMins.z, o.z);
 343                                 mapMaxs.x = max(mapMaxs.x, o.x);
 344                                 mapMaxs.y = max(mapMaxs.y, o.y);
 345                                 mapMaxs.z = max(mapMaxs.z, o.z);
 346                         }
 347                         else if(k == "race_place")
 348                         {
 349                                 if(stof(v) > 0)
 350                                         spawnplaces = 1;
 351                         }
 352                         else if(k == "classname")
 353                         {
 354                                 if(v == "info_player_team1")
 355                                         ++spawnpoints;
 356                                 else if(v == "info_player_team2")
 357                                         ++spawnpoints;
 358                                 else if(v == "info_player_start")
 359                                         ++spawnpoints;
 360                                 else if(v == "info_player_deathmatch")
 361                                         ++spawnpoints;
 362                                 else if(v == "weapon_nex")
 363                                         { }
 364                                 else if(v == "weapon_railgun")
 365                                         { }
 366                                 else if(startsWith(v, "weapon_"))
 367                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
 368                                 else if(startsWith(v, "turret_"))
 369                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_TURRETS;
 370                                 else if(startsWith(v, "vehicle_"))
 371                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_VEHICLES;
 372                                 else if(startsWith(v, "monster_"))
 373                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_MONSTERS;
 374                                 else if(v == "target_music" || v == "trigger_music")
 375                                         _MapInfo_Map_worldspawn_music = string_null; // don't use regular BGM
 376                                 else
 377                                         FOREACH(Gametypes, true, it.m_generate_mapinfo(it, v));
 378                         }
 379                 }
 380         }
 381         if(inWorldspawn)
 382         {
 383                 LOG_WARN(fn, " ended still in worldspawn, BUG");
 384                 return 0;
 385         }
 386         diameter = vlen(mapMaxs - mapMins);
 387
 388         int twoBaseModes = 0;
 389         FOREACH(Gametypes, it.m_isTwoBaseMode(), twoBaseModes |= it.m_flags);
 390         if(twoBaseModes && (twoBaseModes &= MapInfo_Map_supportedGametypes))
 391         {
 392                 // we have a symmetrical map, don't add the modes without bases
 393         }
 394         else
 395         {
 396                 FOREACH(Gametypes, it.m_isAlwaysSupported(it, spawnpoints, diameter), MapInfo_Map_supportedGametypes |= it.m_flags);
 397         }
 398
 399         if(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_RACE.m_flags)
 400         if(!spawnplaces)
 401         {
 402                 MapInfo_Map_supportedGametypes &= ~MAPINFO_TYPE_RACE.m_flags;
 403                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS.m_flags;
 404         }
 405
 406         LOG_TRACE("-> diameter ",    ftos(diameter));
 407         LOG_TRACE(";  spawnpoints ", ftos(spawnpoints));
 408         LOG_TRACE(";  modes ",       ftos(MapInfo_Map_supportedGametypes));
 409
 410         fclose(fh);
 411
 412         return r;
 413 }
 414
 415 void _MapInfo_Map_Reset()
 416 {
 417         MapInfo_Map_title = "<TITLE>";
 418         MapInfo_Map_titlestring = "<TITLE>";
 419         MapInfo_Map_description = "<DESCRIPTION>";
 420         MapInfo_Map_author = "<AUTHOR>";
 421         MapInfo_Map_supportedGametypes = 0;
 422         MapInfo_Map_supportedFeatures = 0;
 423         MapInfo_Map_flags = 0;
 424         MapInfo_Map_clientstuff = "";
 425         MapInfo_Map_fog = "";
 426         MapInfo_Map_mins = '0 0 0';
 427         MapInfo_Map_maxs = '0 0 0';
 428 }
 429
 430 string _MapInfo_GetDefault(Gametype t)
 431 {
 432         return t.m_legacydefaults;
 433 }
 434
 435 void _MapInfo_Map_ApplyGametype(string s, Gametype pWantedType, Gametype pThisType, int load_default)
 436 {
 437         string sa;
 438         MapInfo_Map_supportedGametypes |= pThisType.m_flags;
 439         if(!(pThisType.m_flags & pWantedType.m_flags))
 440                 return;
 441
 442         if(load_default)
 443                 _MapInfo_Map_ApplyGametype(_MapInfo_GetDefault(pThisType), pWantedType, pThisType, false);
 444
 445         if(!pWantedType.frags) // these modes don't use fraglimit
 446         {
 447                 cvar_set("fraglimit", "0");
 448         }
 449         else
 450         {
 451                 sa = car(s);
 452                 if(sa != "")
 453                         cvar_set("fraglimit", sa);
 454                 s = cdr(s);
 455         }
 456
 457         sa = car(s);
 458         if(sa != "")
 459                 cvar_set("timelimit", sa);
 460         s = cdr(s);
 461
 462         if(pWantedType.m_setTeams)
 463         {
 464                 sa = car(s);
 465                 if(sa != "")
 466                         pWantedType.m_setTeams(sa);
 467                 s = cdr(s);
 468         }
 469
 470         // rc = timelimit timelimit_qualification laps laps_teamplay
 471         if(pWantedType == MAPINFO_TYPE_RACE)
 472         {
 473                 cvar_set("fraglimit", "0"); // special case!
 474
 475                 sa = car(s); if(sa == "") sa = cvar_string("timelimit");
 476                 cvar_set("g_race_qualifying_timelimit", sa);
 477                 s = cdr(s);
 478
 479                 sa = car(s);
 480                 if(sa != "")
 481                         if(cvar("g_race_teams") < 2)
 482                                 cvar_set("fraglimit", sa);
 483                 s = cdr(s);
 484
 485                 sa = car(s);
 486                 if(sa != "")
 487                         if(cvar("g_race_teams") >= 2)
 488                                 cvar_set("fraglimit", sa);
 489                 s = cdr(s);
 490         }
 491
 492         if(!pWantedType.frags) // these modes don't use fraglimit
 493         {
 494                 cvar_set("leadlimit", "0");
 495         }
 496         else
 497         {
 498                 sa = car(s);
 499                 if(sa != "")
 500                         cvar_set("leadlimit", sa);
 501                 s = cdr(s);
 502         }
 503 }
 504
 505 string _MapInfo_GetDefaultEx(Gametype t)
 506 {
 507         return t ? t.model2 : "";
 508 }
 509
 510 float _MapInfo_GetTeamPlayBool(Gametype t)
 511 {
 512         return t ? t.team : false;
 513 }
 514
 515 void _MapInfo_Map_ApplyGametypeEx(string s, Gametype pWantedType, Gametype pThisType)
 516 {
 517         MapInfo_Map_supportedGametypes |= pThisType.m_flags;
 518         if (!(pThisType.m_flags & pWantedType.m_flags))
 519                 return;
 520
 521         // reset all the cvars to their defaults
 522
 523         cvar_set("timelimit", cvar_defstring("timelimit"));
 524         cvar_set("leadlimit", cvar_defstring("leadlimit"));
 525         cvar_set("fraglimit", cvar_defstring("fraglimit"));
 526         FOREACH(Gametypes, true, it.m_parse_mapinfo(string_null, string_null));
 527
 528         string fraglimit_normal = string_null;
 529         string fraglimit_teams = string_null;
 530
 531         for (s = strcat(_MapInfo_GetDefaultEx(pWantedType), " ", s); s != ""; s = cdr(s)) {
 532                 string sa = car(s);
 533                 if (sa == "") continue;
 534                 int p = strstrofs(sa, "=", 0);
 535                 if (p < 0) {
 536                         if(WARN_COND)
 537                                 LOG_WARNF("Invalid gametype setting in mapinfo for gametype %s: %s", MapInfo_Type_ToString(pWantedType), sa);
 538                         continue;
 539                 }
 540                 string k = substring(sa, 0, p);
 541                 string v = substring(sa, p + 1, -1);
 542                 bool handled = true;
 543                 switch (k) {
 544                         case "timelimit":
 545                         {
 546                                 cvar_set("timelimit", v);
 547                                 break;
 548                         }
 549                         case "leadlimit":
 550                         {
 551                                 cvar_set("leadlimit", v);
 552                                 break;
 553                         }
 554                         case "pointlimit":
 555                         case "fraglimit":
 556                         case "lives":
 557                         case "laplimit":
 558                         case "caplimit":
 559                         {
 560                                 fraglimit_normal = v;
 561                                 break;
 562                         }
 563                         case "teampointlimit":
 564                         case "teamlaplimit":
 565                         {
 566                                 fraglimit_teams = v;
 567                                 break;
 568                         }
 569                         default:
 570                         {
 571                             handled = false;
 572                             break;
 573                         }
 574                 }
 575                 FOREACH(Gametypes, true, handled |= it.m_parse_mapinfo(k, v));
 576                 if (!handled && WARN_COND)
 577             LOG_WARNF("Invalid gametype setting in mapinfo for gametype %s: %s", MapInfo_Type_ToString(pWantedType), sa);
 578         }
 579
 580         if (pWantedType == MAPINFO_TYPE_RACE && cvar("g_race_teams") >= 2)
 581         {
 582                 if(fraglimit_teams)
 583                         cvar_set("fraglimit", fraglimit_teams);
 584         }
 585         else
 586         {
 587                 if(fraglimit_normal)
 588                         cvar_set("fraglimit", fraglimit_normal);
 589         }
 590 }
 591
 592 Gametype MapInfo_Type_FromString(string gtype)
 593 {
 594         string replacement = "";
 595         switch (gtype)
 596         {
 597                 case "nexball":   replacement = "nb"; break;
 598                 case "freezetag": replacement = "ft"; break;
 599                 case "keepaway":  replacement = "ka"; break;
 600                 case "invasion":  replacement = "inv"; break;
 601                 case "assault":   replacement = "as"; break;
 602                 case "race":      replacement = "rc"; break;
 603         }
 604         if (replacement != "" && WARN_COND)
 605         {
 606                 LOG_WARNF("MapInfo_Type_FromString (probably %s): using deprecated name '%s'. Should use '%s'.", MapInfo_Map_bspname, gtype, replacement);
 607                 gtype = replacement;
 608         }
 609         FOREACH(Gametypes, it.mdl == gtype, return it);
 610         return NULL;
 611 }
 612
 613 string MapInfo_Type_Description(Gametype t)
 614 {
 615         return t ? t.gametype_description : "";
 616 }
 617
 618 string MapInfo_Type_ToString(Gametype t)
 619 {
 620         return t ? t.mdl : "";
 621 }
 622
 623 string MapInfo_Type_ToText(Gametype t)
 624 {
 625         /* xgettext:no-c-format */
 626         return t ? t.message : _("@!#%'n Tuba Throwing");
 627 }
 628
 629 void _MapInfo_Parse_Settemp(string pFilename, string acl, float type, string s, float recurse)
 630 {
 631         string t;
 632         float fh, o;
 633         t = car(s); s = cdr(s);
 634
 635         // limited support of "" and comments
 636         //   remove trailing and leading " of t
 637         if(substring(t, 0, 1) == "\"")
 638         {
 639                 if(substring(t, -1, 1) == "\"")
 640                         t = substring(t, 1, -2);
 641         }
 642
 643         //   remove leading " of s
 644         if(substring(s, 0, 1) == "\"")
 645         {
 646                 s = substring(s, 1, -1);
 647         }
 648         //   remove trailing " of s, and all that follows (cvar description)
 649         o = strstrofs(s, "\"", 0);
 650         if(o >= 0)
 651                 s = substring(s, 0, o);
 652
 653         //   remove // comments
 654         o = strstrofs(s, "//", 0);
 655         if(o >= 0)
 656                 s = substring(s, 0, o);
 657
 658         //   remove trailing spaces
 659         while(substring(s, -1, 1) == " ")
 660                 s = substring(s, 0, -2);
 661
 662         if(t == "#include")
 663         {
 664                 if(recurse > 0)
 665                 {
 666                         fh = fopen(s, FILE_READ);
 667                         if(fh < 0)
 668                         {
 669                                 if(WARN_COND)
 670                                         LOG_WARN("Map ", pFilename, " references not existing config file ", s);
 671                         }
 672                         else
 673                         {
 674                                 for (;;)
 675                                 {
 676                                         if (!((s = fgets(fh))))
 677                                                 break;
 678
 679                                         // catch different sorts of comments
 680                                         if(s == "")                    // empty lines
 681                                                 continue;
 682                                         if(substring(s, 0, 1) == "#")  // UNIX style
 683                                                 continue;
 684                                         if(substring(s, 0, 2) == "//") // C++ style
 685                                                 continue;
 686                                         if(substring(s, 0, 1) == "_")  // q3map style
 687                                                 continue;
 688
 689                                         if(substring(s, 0, 4) == "set ")
 690                                                 s = substring(s, 4, -1);
 691                                         if(substring(s, 0, 5) == "seta ")
 692                                                 s = substring(s, 5, -1);
 693
 694                                         _MapInfo_Parse_Settemp(pFilename, acl, type, s, recurse - 1);
 695                                 }
 696                                 fclose(fh);
 697                         }
 698                 }
 699                 else if(WARN_COND)
 700                         LOG_WARN("Map ", pFilename, " uses too many levels of inclusion");
 701         }
 702         else if(t == ""
 703                 || !cvar_value_issafe(t)
 704                 || !cvar_value_issafe(s)
 705                 || matchacl(MAPINFO_SETTEMP_ACL_SYSTEM, t) <= 0)
 706         {
 707                 if (WARN_COND)
 708                         LOG_WARN("Map ", pFilename, " contains a potentially harmful setting, ignored");
 709         }
 710         else if(matchacl(acl, t) <= 0)
 711         {
 712                 if (WARN_COND)
 713                         LOG_WARN("Map ", pFilename, " contains a denied setting, ignored");
 714         }
 715         else
 716         {
 717                 if(type == 0) // server set
 718                 {
 719                         LOG_TRACE("Applying temporary setting ", t, " := ", s);
 720                 #if 0
 721                         if(cvar("g_campaign"))
 722                                 cvar_set(t, s); // this is a wrapper and is always temporary anyway; no need to backup old values then
 723                         else
 724                 #endif
 725                                 cvar_settemp(t, s);
 726                 }
 727                 else
 728                 {
 729                         LOG_TRACE("Applying temporary client setting ", t, " := ", s);
 730                         MapInfo_Map_clientstuff = strcat(
 731                                         MapInfo_Map_clientstuff, "cl_cmd settemp \"", t, "\" \"", s, "\"\n"
 732                                         );
 733                 }
 734         }
 735 }
 736
 737 float MapInfo_isRedundant(string fn, string t)
 738 {
 739         // normalize file name
 740         fn = strreplace("_", "", fn);
 741         fn = strreplace("-", "", fn);
 742
 743         // normalize visible title
 744         t = strreplace(":", "", t);
 745         t = strreplace(" ", "", t);
 746         t = strreplace("_", "", t);
 747         t = strreplace("-", "", t);
 748         t = strreplace("'", "", t);
 749         t = strdecolorize(t);
 750
 751         // we allow the visible title to have punctuation the file name does
 752         // not, but not vice versa
 753         if(!strcasecmp(fn, t))
 754                 return true;
 755
 756         return false;
 757 }
 758
 759 // load info about a map by name into the MapInfo_Map_* globals
 760 float MapInfo_Get_ByName_NoFallbacks(string pFilename, int pAllowGenerate, Gametype pGametypeToSet)
 761 {
 762         string fn;
 763         string s, t;
 764         float fh;
 765         int f, i;
 766         float r, n, p;
 767         string acl;
 768
 769         acl = MAPINFO_SETTEMP_ACL_USER;
 770
 771         if(strstrofs(pFilename, "/", 0) >= 0)
 772         {
 773                 LOG_WARN("Invalid character in map name, ignored");
 774                 return 0;
 775         }
 776
 777         if(pGametypeToSet == NULL)
 778                 if(MapInfo_Cache_Retrieve(pFilename))
 779                         return 1;
 780
 781         r = 1;
 782
 783         MapInfo_Map_bspname = pFilename;
 784
 785         // default all generic fields so they have "good" values in case something fails
 786         fn = strcat("maps/", pFilename, ".mapinfo");
 787         fh = fopen(fn, FILE_READ);
 788         if(fh < 0)
 789         {
 790                 fn = strcat("maps/autogenerated/", pFilename, ".mapinfo");
 791                 fh = fopen(fn, FILE_READ);
 792                 if(fh < 0)
 793                 {
 794                         if(!pAllowGenerate)
 795                                 return 0;
 796                         _MapInfo_Map_Reset();
 797                         r = _MapInfo_Generate(pFilename);
 798                         if(!r)
 799                                 return 0;
 800                         fh = fopen(fn, FILE_WRITE);
 801                         fputs(fh, strcat("title ", MapInfo_Map_title, "\n"));
 802                         fputs(fh, strcat("description ", MapInfo_Map_description, "\n"));
 803                         fputs(fh, strcat("author ", MapInfo_Map_author, "\n"));
 804                         if(_MapInfo_Map_worldspawn_music != "")
 805                         {
 806                                 if(
 807                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".wav"
 808                                         ||
 809                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".ogg"
 810                                 )
 811                                         fputs(fh, strcat("cdtrack ", substring(_MapInfo_Map_worldspawn_music, 0, strlen(_MapInfo_Map_worldspawn_music) - 4), "\n"));
 812                                 else
 813                                         fputs(fh, strcat("cdtrack ", _MapInfo_Map_worldspawn_music, "\n"));
 814                         }
 815                         else
 816                         {
 817                                 n = tokenize_console(cvar_string("g_cdtracks_remaplist"));
 818                                 s = strcat(" ", cvar_string("g_cdtracks_dontusebydefault"), " ");
 819                                 for (;;)
 820                                 {
 821                                         i = floor(random() * n);
 822                                         if(strstrofs(s, strcat(" ", argv(i), " "), 0) < 0)
 823                                                 break;
 824                                 }
 825                                 fputs(fh, strcat("cdtrack ", ftos(i + 1), "\n"));
 826                         }
 827                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_WEAPONS)
 828                                 fputs(fh, "has weapons\n");
 829                         else
 830                                 fputs(fh, "// uncomment this if you added weapon pickups: has weapons\n");
 831                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_TURRETS)
 832                                 fputs(fh, "has turrets\n");
 833                         else
 834                                 fputs(fh, "// uncomment this if you added turrets: has turrets\n");
 835                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_VEHICLES)
 836                                 fputs(fh, "has vehicles\n");
 837                         else
 838                                 fputs(fh, "// uncomment this if you added vehicles: has vehicles\n");
 839                         if(MapInfo_Map_flags & MAPINFO_FLAG_FRUSTRATING)
 840                                 fputs(fh, "frustrating\n");
 841
 842                         FOREACH(Gametypes, MapInfo_Map_supportedGametypes & it.m_flags, {
 843                                 fputs(fh, sprintf("gametype %s // defaults: %s\n", MapInfo_Type_ToString(it), _MapInfo_GetDefaultEx(it)));
 844                         });
 845
 846                         if(fexists(strcat("scripts/", pFilename, ".arena")))
 847                                 fputs(fh, "settemp_for_type all sv_q3acompat_machineshotgunswap 1\n");
 848
 849                         if(fexists(strcat("scripts/", pFilename, ".defi")))
 850                                 fputs(fh, "settemp_for_type all sv_vq3compat 1\n");
 851
 852                         fputs(fh, "// optional: fog density red green blue alpha mindist maxdist\n");
 853                         fputs(fh, "// optional: settemp_for_type (all|gametypename) cvarname value\n");
 854                         fputs(fh, "// optional: clientsettemp_for_type (all|gametypename) cvarname value\n");
 855                         fputs(fh, "// optional: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
 856                         fputs(fh, "// optional: hidden\n");
 857
 858                         fclose(fh);
 859                         r = 2;
 860                         // return r;
 861                         fh = fopen(fn, FILE_READ);
 862                         if(fh < 0)
 863                                 error("... but I just wrote it!");
 864                 }
 865
 866                 if(WARN_COND)
 867                         LOG_WARN("autogenerated mapinfo file ", fn, " has been loaded; please edit that file and move it to maps/", pFilename, ".mapinfo");
 868         }
 869
 870         _MapInfo_Map_Reset();
 871         for (;;)
 872         {
 873                 if (!((s = fgets(fh))))
 874                         break;
 875
 876                 // catch different sorts of comments
 877                 if(s == "")                    // empty lines
 878                         continue;
 879                 if(substring(s, 0, 1) == "#")  // UNIX style
 880                         continue;
 881                 if(substring(s, 0, 2) == "//") // C++ style
 882                         continue;
 883                 if(substring(s, 0, 1) == "_")  // q3map style
 884                         continue;
 885
 886                 p = strstrofs(s, "//", 0);
 887                 if(p >= 0)
 888                         s = substring(s, 0, p);
 889
 890                 t = car(s); s = cdr(s);
 891                 if(t == "title")
 892                         MapInfo_Map_title = s;
 893                 else if(t == "description")
 894                         MapInfo_Map_description = s;
 895                 else if(t == "author")
 896                         MapInfo_Map_author = s;
 897                 else if(t == "has")
 898                 {
 899                         t = car(s); // s = cdr(s);
 900                         if     (t == "weapons") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
 901                         else if(t == "turrets") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_TURRETS;
 902                         else if(t == "vehicles") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_VEHICLES;
 903                         else if(t == "monsters") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_MONSTERS;
 904                         else if(t == "new_toys") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
 905                         else if(WARN_COND)
 906                                 LOG_WARN("Map ", pFilename, " supports unknown feature ", t, ", ignored");
 907                 }
 908                 else if(t == "hidden")
 909                 {
 910                         MapInfo_Map_flags |= MAPINFO_FLAG_HIDDEN;
 911                 }
 912                 else if(t == "forbidden")
 913                 {
 914                         MapInfo_Map_flags |= MAPINFO_FLAG_FORBIDDEN;
 915                 }
 916                 else if(t == "frustrating")
 917                 {
 918                         MapInfo_Map_flags |= MAPINFO_FLAG_FRUSTRATING;
 919                 }
 920                 else if(t == "noautomaplist")
 921                 {
 922                         MapInfo_Map_flags |= MAPINFO_FLAG_NOAUTOMAPLIST;
 923                 }
 924                 else if(t == "gameversion_min")
 925                 {
 926                         if (cvar("gameversion") < stof(s))
 927                                 MapInfo_Map_flags |= MAPINFO_FLAG_NOAUTOMAPLIST;
 928                 }
 929                 else if(t == "type")
 930                 {
 931                         t = car(s); s = cdr(s);
 932                         Gametype f = MapInfo_Type_FromString(t);
 933                         //if(WARN_COND)
 934                                 //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'.");
 935                         if(f)
 936                                 _MapInfo_Map_ApplyGametype (s, pGametypeToSet, f, true);
 937                         else if(WARN_COND)
 938                                 LOG_DEBUG("Map ", pFilename, " supports unknown game type ", t, ", ignored");
 939                 }
 940                 else if(t == "gametype")
 941                 {
 942                         t = car(s); s = cdr(s);
 943                         Gametype f = MapInfo_Type_FromString(t);
 944                         if(f)
 945                                 _MapInfo_Map_ApplyGametypeEx (s, pGametypeToSet, f);
 946                         else if(WARN_COND)
 947                                 LOG_DEBUG("Map ", pFilename, " supports unknown game type ", t, ", ignored");
 948                 }
 949                 else if(t == "size")
 950                 {
 951                         float a, b, c, d, e;
 952                         t = car(s); s = cdr(s); a = stof(t);
 953                         t = car(s); s = cdr(s); b = stof(t);
 954                         t = car(s); s = cdr(s); c = stof(t);
 955                         t = car(s); s = cdr(s); d = stof(t);
 956                         t = car(s); s = cdr(s); e = stof(t);
 957                         if(s == "")
 958                         {
 959                                 if(WARN_COND)
 960                                         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");
 961                         }
 962                         else
 963                         {
 964                                 t = car(s); s = cdr(s); f = stof(t);
 965                                 if(s != "")
 966                                 {
 967                                         if(WARN_COND)
 968                                                 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");
 969                                 }
 970                                 else
 971                                 {
 972                                         if(a >= d || b >= e || c >= f)
 973                                         {
 974                                                 if(WARN_COND)
 975                                                         LOG_WARN("Map ", pFilename, " contains an incorrect size line, mins have to be < maxs");
 976                                         }
 977                                         else
 978                                         {
 979                                                 MapInfo_Map_mins.x = a;
 980                                                 MapInfo_Map_mins.y = b;
 981                                                 MapInfo_Map_mins.z = c;
 982                                                 MapInfo_Map_maxs.x = d;
 983                                                 MapInfo_Map_maxs.y = e;
 984                                                 MapInfo_Map_maxs.z = f;
 985                                         }
 986                                 }
 987                         }
 988                 }
 989                 else if(t == "settemp_for_type")
 990                 {
 991                         t = car(s); s = cdr(s);
 992                         bool all = t == "all";
 993                         Gametype f = NULL;
 994                         if(all || (f = MapInfo_Type_FromString(t)))
 995                         {
 996                                 if((all ? MAPINFO_TYPE_ALL : f.m_flags) & pGametypeToSet.m_flags)
 997                                 {
 998                                         _MapInfo_Parse_Settemp(pFilename, acl, 0, s, 1);
 999                                 }
1000                         }
1001                         else
1002                         {
1003                                 LOG_DEBUG("Map ", pFilename, " has a setting for unknown game type ", t, ", ignored");
1004                         }
1005                 }
1006                 else if(t == "clientsettemp_for_type")
1007                 {
1008                         t = car(s); s = cdr(s);
1009                         bool all = t == "all";
1010                         Gametype f = NULL;
1011                         if(all || (f = MapInfo_Type_FromString(t)))
1012                         {
1013                                 if((all ? MAPINFO_TYPE_ALL : f.m_flags) & pGametypeToSet.m_flags)
1014                                 {
1015                                         _MapInfo_Parse_Settemp(pFilename, acl, 1, s, 1);
1016                                 }
1017                         }
1018                         else
1019                         {
1020                                 LOG_DEBUG("Map ", pFilename, " has a client setting for unknown game type ", t, ", ignored");
1021                         }
1022                 }
1023                 else if(t == "fog")
1024                 {
1025                         if (!cvar_value_issafe(s))
1026                         {
1027                                 if(WARN_COND)
1028                                         LOG_WARN("Map ", pFilename, " contains a potentially harmful fog setting, ignored");
1029                         }
1030                         else
1031                                 MapInfo_Map_fog = s;
1032                 }
1033                 else if(t == "cdtrack")
1034                 {
1035                         t = car(s); s = cdr(s);
1036                         // We do this only if pGametypeToSet even though this
1037                         // content is theoretically game type independent,
1038                         // because MapInfo_Map_clientstuff contains otherwise
1039                         // game type dependent stuff. That way this value stays
1040                         // empty when not setting a game type to not set any
1041                         // false expectations.
1042                         if(pGametypeToSet)
1043                         {
1044                                 if (!cvar_value_issafe(t))
1045                                 {
1046                                         if(WARN_COND)
1047                                                 LOG_WARN("Map ", pFilename, " contains a potentially harmful cdtrack, ignored");
1048                                 }
1049                                 else
1050                                         MapInfo_Map_clientstuff = strcat(
1051                                                 MapInfo_Map_clientstuff, "cd loop \"", t, "\"\n"
1052                                         );
1053                         }
1054                 }
1055                 else if(WARN_COND)
1056                         LOG_WARN("Map ", pFilename, " provides unknown info item ", t, ", ignored");
1057         }
1058         fclose(fh);
1059
1060         if(MapInfo_Map_title == "<TITLE>")
1061                 MapInfo_Map_titlestring = MapInfo_Map_bspname;
1062         else if(MapInfo_isRedundant(MapInfo_Map_bspname, MapInfo_Map_title))
1063                 MapInfo_Map_titlestring = MapInfo_Map_title;
1064         else
1065                 MapInfo_Map_titlestring = sprintf("%s: %s", MapInfo_Map_bspname, MapInfo_Map_title);
1066
1067         MapInfo_Cache_Store();
1068         if(MapInfo_Map_supportedGametypes != 0)
1069                 return r;
1070         if (WARN_COND)
1071                 LOG_WARN("Map ", pFilename, " supports no game types, ignored");
1072         return 0;
1073 }
1074 int MapInfo_Get_ByName(string pFilename, float pAllowGenerate, Gametype pGametypeToSet)
1075 {
1076         int r = MapInfo_Get_ByName_NoFallbacks(pFilename, pAllowGenerate, pGametypeToSet);
1077
1078         FOREACH(Gametypes, it.m_isForcedSupported(it), _MapInfo_Map_ApplyGametypeEx("", pGametypeToSet, it));
1079
1080         if(pGametypeToSet)
1081         {
1082                 if(!(MapInfo_Map_supportedGametypes & pGametypeToSet.m_flags))
1083                 {
1084                         error("Can't select the requested game type. This should never happen as the caller should prevent it!\n");
1085                         //_MapInfo_Map_ApplyGametypeEx("", pGametypeToSet, MAPINFO_TYPE_DEATHMATCH);
1086                         //return;
1087                 }
1088         }
1089
1090         return r;
1091 }
1092
1093 float MapInfo_FindName(string s)
1094 {
1095         // if there is exactly one map of prefix s, return it
1096         // if not, return the null string
1097         // note that DP sorts glob results... so I can use a binary search
1098         float l, r, m, cmp;
1099         l = 0;
1100         r = MapInfo_count;
1101         // invariants: r is behind s, l-1 is equal or before
1102         while(l != r)
1103         {
1104                 m = floor((l + r) / 2);
1105                 MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(m));
1106                 cmp = strcasecmp(MapInfo_FindName_match, s);
1107                 if(cmp == 0)
1108                         return m; // found and good
1109                 if(cmp < 0)
1110                         l = m + 1; // l-1 is before s
1111                 else
1112                         r = m; // behind s
1113         }
1114         MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(l));
1115         MapInfo_FindName_firstResult = l;
1116         // r == l, so: l is behind s, l-1 is before
1117         // SO: if there is any, l is the one with the right prefix
1118         //     and l+1 may be one too
1119         if(l == MapInfo_count)
1120         {
1121                 MapInfo_FindName_match = string_null;
1122                 MapInfo_FindName_firstResult = -1;
1123                 return -1; // no MapInfo_FindName_match, behind last item
1124         }
1125         if(!startsWithNocase(MapInfo_FindName_match, s))
1126         {
1127                 MapInfo_FindName_match = string_null;
1128                 MapInfo_FindName_firstResult = -1;
1129                 return -1; // wrong prefix
1130         }
1131         if(l == MapInfo_count - 1)
1132                 return l; // last one, nothing can follow => unique
1133         if(startsWithNocase(_MapInfo_GlobItem(MapInfo_FilterList_Lookup(l + 1)), s))
1134         {
1135                 MapInfo_FindName_match = string_null;
1136                 return -1; // ambigous MapInfo_FindName_match
1137         }
1138         return l;
1139 }
1140
1141 string MapInfo_FixName(string s)
1142 {
1143         MapInfo_FindName(s);
1144         return MapInfo_FindName_match;
1145 }
1146
1147 int MapInfo_CurrentFeatures()
1148 {
1149         int req = 0;
1150         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")))
1151                 req |= MAPINFO_FEATURE_WEAPONS;
1152         return req;
1153 }
1154
1155 Gametype MapInfo_CurrentGametype()
1156 {
1157         Gametype prev = Gametypes_from(cvar("gamecfg"));
1158         FOREACH(Gametypes, cvar(it.netname) && it != prev, return it);
1159         return prev ? prev : MAPINFO_TYPE_DEATHMATCH;
1160 }
1161
1162 float _MapInfo_CheckMap(string s, bool gametype_only) // returns 0 if the map can't be played with the current settings, 1 otherwise
1163 {
1164         if(!MapInfo_Get_ByName(s, 1, NULL))
1165                 return 0;
1166         if((MapInfo_Map_supportedGametypes & MapInfo_CurrentGametype().m_flags) == 0)
1167                 return 0;
1168         if (gametype_only)
1169                 return 1;
1170         if((MapInfo_Map_supportedFeatures & MapInfo_CurrentFeatures()) != MapInfo_CurrentFeatures())
1171                 return 0;
1172         return 1;
1173 }
1174
1175 float MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1176 {
1177         float r;
1178         r = _MapInfo_CheckMap(s, false);
1179         MapInfo_ClearTemps();
1180         return r;
1181 }
1182
1183 void MapInfo_SwitchGameType(Gametype t)
1184 {
1185         FOREACH(Gametypes, true, cvar_set(it.netname, (it == t) ? "1" : "0"));
1186 }
1187
1188 void MapInfo_LoadMap(string s, float reinit)
1189 {
1190         MapInfo_Map_supportedGametypes = 0;
1191         // we shouldn't need this, as LoadMapSettings already fixes the gametype
1192         //if(!MapInfo_CheckMap(s))
1193         //{
1194         //      print("EMERGENCY: can't play the selected map in the given game mode. Falling back to DM.\n");
1195         //      MapInfo_SwitchGameType(MAPINFO_TYPE_DEATHMATCH.m_flags);
1196         //}
1197
1198         LOG_INFO("Switching to map ", s);
1199
1200         cvar_settemp_restore();
1201         if(reinit)
1202                 localcmd(strcat("\nmap ", s, "\n"));
1203         else
1204                 localcmd(strcat("\nchangelevel ", s, "\n"));
1205 }
1206
1207 string MapInfo_ListAllowedMaps(Gametype type, float pRequiredFlags, float pForbiddenFlags)
1208 {
1209         string out;
1210
1211         // to make absolutely sure:
1212         MapInfo_Enumerate();
1213         MapInfo_FilterGametype(type, MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1214
1215         out = "";
1216         for(float i = 0; i < MapInfo_count; ++i)
1217                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1218         return substring(out, 1, strlen(out) - 1);
1219 }
1220
1221 string MapInfo_ListAllAllowedMaps(float pRequiredFlags, float pForbiddenFlags)
1222 {
1223         string out;
1224
1225         // to make absolutely sure:
1226         MapInfo_Enumerate();
1227         _MapInfo_FilterGametype(MAPINFO_TYPE_ALL, 0, pRequiredFlags, pForbiddenFlags, 0);
1228
1229         out = "";
1230         for(float 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 }