Merge branch 'master' into Mario/vaporizer_damage
[xonotic/xonotic-data.pk3dir.git] / qcsrc / common / mapinfo.qc
1 #if defined(CSQC)
2         #include "../dpdefs/csprogsdefs.qh"
3     #include "../client/defs.qh"
4     #include "util.qh"
5     #include "buffs.qh"
6     #include "weapons/all.qh"
7     #include "mapinfo.qh"
8 #elif defined(MENUQC)
9 #elif defined(SVQC)
10         #include "../dpdefs/progsdefs.qh"
11     #include "../dpdefs/dpextensions.qh"
12     #include "util.qh"
13     #include "buffs.qh"
14     #include "monsters/all.qh"
15     #include "mapinfo.qh"
16 #endif
17
18 // generic string stuff
19
20 int _MapInfo_Cache_Active;
21 int _MapInfo_Cache_DB_NameToIndex;
22 int _MapInfo_Cache_Buf_IndexToMapData;
23
24 void MapInfo_Cache_Destroy()
25 {
26         if(!_MapInfo_Cache_Active)
27                 return;
28
29         db_close(_MapInfo_Cache_DB_NameToIndex);
30         buf_del(_MapInfo_Cache_Buf_IndexToMapData);
31         _MapInfo_Cache_Active = 0;
32 }
33
34 void MapInfo_Cache_Create()
35 {
36         MapInfo_Cache_Destroy();
37         _MapInfo_Cache_DB_NameToIndex = db_create();
38         _MapInfo_Cache_Buf_IndexToMapData = buf_create();
39         _MapInfo_Cache_Active = 1;
40 }
41
42 void MapInfo_Cache_Invalidate()
43 {
44         if(!_MapInfo_Cache_Active)
45                 return;
46
47         MapInfo_Cache_Create();
48 }
49
50 void MapInfo_Cache_Store()
51 {
52         float i;
53         string s;
54         if(!_MapInfo_Cache_Active)
55                 return;
56
57         s = db_get(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname);
58         if(s == "")
59         {
60                 i = buf_getsize(_MapInfo_Cache_Buf_IndexToMapData);
61                 db_put(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname, ftos(i));
62         }
63         else
64                 i = stof(s);
65
66         // now store all the stuff
67         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData,   i, MapInfo_Map_bspname);
68         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_title);
69         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_titlestring);
70         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_description);
71         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_author);
72         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedGametypes));
73         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedFeatures));
74         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_flags));
75 }
76
77 float MapInfo_Cache_Retrieve(string map)
78 {
79         float i;
80         string s;
81         if(!_MapInfo_Cache_Active)
82                 return 0;
83
84         s = db_get(_MapInfo_Cache_DB_NameToIndex, map);
85         if(s == "")
86                 return 0;
87         i = stof(s);
88
89         // now retrieve all the stuff
90         MapInfo_Map_bspname = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, i);
91         MapInfo_Map_title = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
92         MapInfo_Map_titlestring = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
93         MapInfo_Map_description = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
94         MapInfo_Map_author = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
95         MapInfo_Map_supportedGametypes = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
96         MapInfo_Map_supportedFeatures = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
97         MapInfo_Map_flags = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
98
99         return 1;
100 }
101
102 // GLOB HANDLING (for all BSP files)
103 float _MapInfo_globopen;
104 float _MapInfo_globcount;
105 float _MapInfo_globhandle;
106 string _MapInfo_GlobItem(float i)
107 {
108         string s;
109         if(!_MapInfo_globopen)
110                 return string_null;
111         s = search_getfilename(_MapInfo_globhandle, i);
112         return substring(s, 5, strlen(s) - 9); // without maps/ and .bsp
113 }
114
115 void MapInfo_Enumerate()
116 {
117         if(_MapInfo_globopen)
118         {
119                 search_end(_MapInfo_globhandle);
120                 _MapInfo_globopen = 0;
121         }
122         MapInfo_Cache_Invalidate();
123         _MapInfo_globhandle = search_begin("maps/*.bsp", true, true);
124         if(_MapInfo_globhandle >= 0)
125         {
126                 _MapInfo_globcount = search_getsize(_MapInfo_globhandle);
127                 _MapInfo_globopen = 1;
128         }
129         else
130                 _MapInfo_globcount = 0;
131 }
132
133 // filter the info by game type mask (updates MapInfo_count)
134 //
135 float _MapInfo_filtered;
136 float _MapInfo_filtered_allocated;
137 float MapInfo_FilterList_Lookup(float i)
138 {
139         return stof(bufstr_get(_MapInfo_filtered, i));
140 }
141
142 void _MapInfo_FilterList_swap(float i, float j, entity pass)
143 {
144         string h;
145         h = bufstr_get(_MapInfo_filtered, i);
146         bufstr_set(_MapInfo_filtered, i, bufstr_get(_MapInfo_filtered, j));
147         bufstr_set(_MapInfo_filtered, j, h);
148 }
149
150 float _MapInfo_FilterList_cmp(float i, float j, entity pass)
151 {
152         string a, b;
153         a = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, i)));
154         b = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, j)));
155         return strcasecmp(a, b);
156 }
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, 0) == 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.\n");
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, world);
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, world);
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, 0))
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 twoBaseModes;
274         float diameter, spawnpoints;
275         float spawnplaces;
276
277         vector mapMins, mapMaxs;
278
279         r = 1;
280         fn = strcat("maps/", pFilename, ".ent");
281         fh = fopen(fn, FILE_READ);
282         if(fh < 0)
283         {
284                 r = 2;
285                 fn = strcat("maps/", pFilename, ".bsp");
286                 fh = fopen(fn, FILE_READ);
287         }
288         if(fh < 0)
289                 return 0;
290         LOG_INFO("Analyzing ", fn, " to generate initial mapinfo\n");
291
292         inWorldspawn = 2;
293         MapInfo_Map_flags = 0;
294         MapInfo_Map_supportedGametypes = 0;
295         spawnpoints = 0;
296         spawnplaces = 0;
297         _MapInfo_Map_worldspawn_music = "";
298         mapMins = '0 0 0';
299         mapMaxs = '0 0 0';
300
301         for (;;)
302         {
303                 if (!((s = fgets(fh))))
304                         break;
305                 if(inWorldspawn == 1)
306                         if(startsWith(s, "}"))
307                                 inWorldspawn = 0;
308                 k = unquote(car(s));
309                 v = unquote(cdr(s));
310                 if(inWorldspawn)
311                 {
312                         if(k == "classname" && v == "worldspawn")
313                                 inWorldspawn = 1;
314                         else if(k == "author")
315                                 MapInfo_Map_author = v;
316                         else if(k == "_description")
317                                 MapInfo_Map_description = v;
318                         else if(k == "music")
319                                 _MapInfo_Map_worldspawn_music = v;
320                         else if(k == "noise")
321                                 _MapInfo_Map_worldspawn_music = v;
322                         else if(k == "message")
323                         {
324                                 i = strstrofs(v, " by ", 0);
325                                 if(MapInfo_Map_author == "<AUTHOR>" && i >= 0)
326                                 {
327                                         MapInfo_Map_title = substring(v, 0, i);
328                                         MapInfo_Map_author = substring(v, i + 4, strlen(v) - (i + 4));
329                                 }
330                                 else
331                                         MapInfo_Map_title = v;
332                         }
333                 }
334                 else
335                 {
336                         if(k == "origin")
337                         {
338                                 o = stov(strcat("'", v, "'"));
339                                 mapMins.x = min(mapMins.x, o.x);
340                                 mapMins.y = min(mapMins.y, o.y);
341                                 mapMins.z = min(mapMins.z, o.z);
342                                 mapMaxs.x = max(mapMaxs.x, o.x);
343                                 mapMaxs.y = max(mapMaxs.y, o.y);
344                                 mapMaxs.z = max(mapMaxs.z, o.z);
345                         }
346                         else if(k == "race_place")
347                         {
348                                 if(stof(v) > 0)
349                                         spawnplaces = 1;
350                         }
351                         else if(k == "classname")
352                         {
353                                 if(v == "dom_controlpoint")
354                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_DOMINATION;
355                                 else if(v == "item_flag_team2")
356                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTF;
357                                 else if(v == "team_CTF_blueflag")
358                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTF;
359                                 else if(v == "invasion_spawnpoint")
360                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_INVASION;
361                                 else if(v == "target_assault_roundend")
362                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_ASSAULT;
363                                 else if(v == "onslaught_generator")
364                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_ONSLAUGHT;
365                                 else if(substring(v, 0, 8) == "nexball_" || substring(v, 0, 4) == "ball")
366                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_NEXBALL;
367                                 else if(v == "info_player_team1")
368                                         ++spawnpoints;
369                                 else if(v == "info_player_team2")
370                                         ++spawnpoints;
371                                 else if(v == "info_player_start")
372                                         ++spawnpoints;
373                                 else if(v == "info_player_deathmatch")
374                                         ++spawnpoints;
375                                 else if(v == "trigger_race_checkpoint")
376                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_RACE;
377                                 else if(v == "target_startTimer")
378                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS;
379                                 else if(v == "weapon_nex")
380                                         { }
381                                 else if(v == "weapon_railgun")
382                                         { }
383                                 else if(startsWith(v, "weapon_"))
384                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
385                                 else if(startsWith(v, "turret_"))
386                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_TURRETS;
387                                 else if(startsWith(v, "vehicle_"))
388                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_VEHICLES;
389                                 else if(startsWith(v, "monster_"))
390                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_MONSTERS;
391                                 else if(v == "target_music" || v == "trigger_music")
392                                         _MapInfo_Map_worldspawn_music = string_null; // don't use regular BGM
393                         }
394                 }
395         }
396         if(inWorldspawn)
397         {
398                 LOG_INFO(fn, " ended still in worldspawn, BUG\n");
399                 return 0;
400         }
401         diameter = vlen(mapMaxs - mapMins);
402
403         twoBaseModes = MapInfo_Map_supportedGametypes & (MAPINFO_TYPE_CTF | MAPINFO_TYPE_ASSAULT | MAPINFO_TYPE_RACE | MAPINFO_TYPE_NEXBALL);
404         if(twoBaseModes && (MapInfo_Map_supportedGametypes == twoBaseModes))
405         {
406                 // we have a CTF-only or Assault-only map. Don't add other modes then,
407                 // as the map is too symmetric for them.
408         }
409         else
410         {
411                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_DEATHMATCH;      // DM always works
412                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_LMS;             // LMS always works
413                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_KEEPAWAY;                // Keepaway always works
414
415                 if(spawnpoints >= 8  && diameter > 4096) {
416                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_TEAM_DEATHMATCH;
417                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_FREEZETAG;
418                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CA;
419                 }
420                 if(spawnpoints >= 12 && diameter > 5120)
421                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_KEYHUNT;
422         }
423
424         if(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_RACE)
425         if(!spawnplaces)
426         {
427                 MapInfo_Map_supportedGametypes &= ~MAPINFO_TYPE_RACE;
428                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS;
429         }
430
431         LOG_TRACE("-> diameter ",    ftos(diameter));
432         LOG_TRACE(";  spawnpoints ", ftos(spawnpoints));
433         LOG_TRACE(";  modes ",       ftos(MapInfo_Map_supportedGametypes), "\n");
434
435         fclose(fh);
436
437         return r;
438 }
439
440 void _MapInfo_Map_Reset()
441 {
442         MapInfo_Map_title = "<TITLE>";
443         MapInfo_Map_titlestring = "<TITLE>";
444         MapInfo_Map_description = "<DESCRIPTION>";
445         MapInfo_Map_author = "<AUTHOR>";
446         MapInfo_Map_supportedGametypes = 0;
447         MapInfo_Map_supportedFeatures = 0;
448         MapInfo_Map_flags = 0;
449         MapInfo_Map_clientstuff = "";
450         MapInfo_Map_fog = "";
451         MapInfo_Map_mins = '0 0 0';
452         MapInfo_Map_maxs = '0 0 0';
453 }
454
455 string _MapInfo_GetDefault(float t)
456 {
457         switch(t)
458         {
459                 case MAPINFO_TYPE_DEATHMATCH:      return "30 20 0";
460                 case MAPINFO_TYPE_TEAM_DEATHMATCH: return "50 20 2 0";
461                 case MAPINFO_TYPE_DOMINATION:      return "200 20 0";
462                 case MAPINFO_TYPE_CTF:             return "300 20 10 0";
463                 case MAPINFO_TYPE_LMS:             return "9 20 0";
464                 case MAPINFO_TYPE_CA:              return "10 20 0";
465                 case MAPINFO_TYPE_KEYHUNT:         return "1000 20 3 0";
466                 case MAPINFO_TYPE_ASSAULT:         return "20 0";
467                 case MAPINFO_TYPE_RACE:            return "20 5 7 15 0";
468                 case MAPINFO_TYPE_ONSLAUGHT:       return "20 0";
469                 case MAPINFO_TYPE_NEXBALL:         return "5 20 0";
470                 case MAPINFO_TYPE_CTS:             return "20 0 0";
471                 case MAPINFO_TYPE_FREEZETAG:       return "10 20 0";
472                 // NOTE: DO NOT ADD ANY MORE GAME TYPES HERE
473                 // THIS IS JUST LEGACY SUPPORT FOR NEXUIZ MAPS
474                 // ONLY ADD NEW STUFF TO _MapInfo_GetDefaultEx
475                 // THIS FUNCTION WILL EVENTUALLY BE REMOVED
476                 default:                           return "";
477         }
478 }
479
480 void _MapInfo_Map_ApplyGametype(string s, int pWantedType, int pThisType, int load_default)
481 {
482         string sa;
483         MapInfo_Map_supportedGametypes |= pThisType;
484         if(!(pThisType & pWantedType))
485                 return;
486
487         if(load_default)
488                 _MapInfo_Map_ApplyGametype(_MapInfo_GetDefault(pThisType), pWantedType, pThisType, false);
489
490         if(pWantedType == MAPINFO_TYPE_ASSAULT || pWantedType == MAPINFO_TYPE_ONSLAUGHT || pWantedType == MAPINFO_TYPE_RACE || pWantedType == MAPINFO_TYPE_CTS) // these modes don't use fraglimit
491         {
492                 cvar_set("fraglimit", "0");
493         }
494         else
495         {
496                 sa = car(s);
497                 if(sa != "")
498                         cvar_set("fraglimit", sa);
499                 s = cdr(s);
500         }
501
502         sa = car(s);
503         if(sa != "")
504                 cvar_set("timelimit", sa);
505         s = cdr(s);
506
507         if(pWantedType == MAPINFO_TYPE_TEAM_DEATHMATCH)
508         {
509                 sa = car(s);
510                 if(sa != "")
511                         cvar_set("g_tdm_teams", sa);
512                 s = cdr(s);
513         }
514
515         if(pWantedType == MAPINFO_TYPE_KEYHUNT)
516         {
517                 sa = car(s);
518                 if(sa != "")
519                         cvar_set("g_keyhunt_teams", sa);
520                 s = cdr(s);
521         }
522
523         if(pWantedType == MAPINFO_TYPE_CA)
524         {
525                 sa = car(s);
526                 if(sa != "")
527                         cvar_set("g_ca_teams", sa);
528                 s = cdr(s);
529         }
530
531         if(pWantedType == MAPINFO_TYPE_FREEZETAG)
532         {
533                 sa = car(s);
534                 if(sa != "")
535                         cvar_set("g_freezetag_teams", sa);
536                 s = cdr(s);
537         }
538
539         if(pWantedType == MAPINFO_TYPE_CTF)
540         {
541                 sa = car(s);
542                 if(sa != "")
543                         cvar_set("fraglimit", sa);
544                 s = cdr(s);
545         }
546
547         /* keepaway wuz here
548         if(pWantedType == MAPINFO_TYPE_KEEPAWAY)
549         {
550                 sa = car(s);
551                 if(sa != "")
552                         cvar_set("fraglimit", sa);
553                 s = cdr(s);
554         }
555         */
556
557         // rc = timelimit timelimit_qualification laps laps_teamplay
558         if(pWantedType == MAPINFO_TYPE_RACE)
559         {
560                 sa = car(s); if(sa == "") sa = cvar_string("timelimit");
561                 cvar_set("g_race_qualifying_timelimit", sa);
562                 s = cdr(s);
563
564                 sa = car(s);
565                 if(sa != "")
566                         if(cvar("g_race_teams") < 2)
567                                 cvar_set("fraglimit", sa);
568                 s = cdr(s);
569
570                 sa = car(s);
571                 if(sa != "")
572                         if(cvar("g_race_teams") >= 2)
573                                 cvar_set("fraglimit", sa);
574                 s = cdr(s);
575         }
576
577         if(pWantedType == MAPINFO_TYPE_CTS)
578         {
579                 sa = car(s);
580
581                 // this is the skill of the map
582                 // not parsed by anything yet
583                 // for map databases
584                 //if(sa != "")
585                 //      cvar_set("fraglimit", sa);
586
587                 s = cdr(s);
588         }
589
590         if(pWantedType == MAPINFO_TYPE_ASSAULT || pWantedType == MAPINFO_TYPE_ONSLAUGHT || pWantedType == MAPINFO_TYPE_CTS) // these modes don't use fraglimit
591         {
592                 cvar_set("leadlimit", "0");
593         }
594         else
595         {
596                 sa = car(s);
597                 if(sa != "")
598                         cvar_set("leadlimit", sa);
599                 s = cdr(s);
600         }
601 }
602
603 string _MapInfo_GetDefaultEx(float t)
604 {
605         FOREACH(MAPINFO_TYPES, it.items == t, LAMBDA(return it.model2));
606         return "";
607 }
608
609 float _MapInfo_GetTeamPlayBool(float t)
610 {
611         FOREACH(MAPINFO_TYPES, it.items == t, LAMBDA(return it.team));
612         return false;
613 }
614
615 void _MapInfo_Map_ApplyGametypeEx(string s, int pWantedType, int pThisType)
616 {
617         string sa, k, v;
618         float p;
619         string fraglimit_normal;
620         string fraglimit_teams;
621
622         MapInfo_Map_supportedGametypes |= pThisType;
623         if(!(pThisType & pWantedType))
624                 return;
625
626         // reset all the cvars to their defaults
627
628         cvar_set("timelimit", cvar_defstring("timelimit"));
629         cvar_set("leadlimit", cvar_defstring("leadlimit"));
630         cvar_set("fraglimit", cvar_defstring("fraglimit"));
631         cvar_set("g_tdm_teams", cvar_defstring("g_tdm_teams"));
632         cvar_set("g_ca_teams", cvar_defstring("g_ca_teams"));
633         cvar_set("g_freezetag_teams", cvar_defstring("g_freezetag_teams"));
634         cvar_set("g_keyhunt_teams", cvar_defstring("g_keyhunt_teams"));
635         cvar_set("g_domination_default_teams", cvar_defstring("g_domination_default_teams"));
636         cvar_set("g_race_qualifying_timelimit", cvar_defstring("g_race_qualifying_timelimit"));
637
638         fraglimit_normal = string_null;
639         fraglimit_teams = string_null;
640
641         s = strcat(_MapInfo_GetDefaultEx(pWantedType), " ", s);
642         while(s != "")
643         {
644                 sa = car(s);
645                 s = cdr(s);
646
647                 if(sa == "")
648                         continue;
649
650                 p = strstrofs(sa, "=", 0);
651                 if(p < 0)
652                 {
653                         LOG_INFO("Invalid gametype setting in mapinfo for gametype ", MapInfo_Type_ToString(pWantedType), ": ", sa, "\n");
654                         continue;
655                 }
656                 k = substring(sa, 0, p);
657                 v = substring(sa, p+1, -1);
658
659                 if(k == "timelimit")
660                 {
661                         cvar_set("timelimit", v);
662                 }
663                 else if(k == "leadlimit")
664                 {
665                         cvar_set("leadlimit", v);
666                 }
667                 else if(k == "pointlimit" || k == "fraglimit" || k == "lives" || k == "laplimit" || k == "caplimit")
668                 {
669                         fraglimit_normal = v;
670                 }
671                 else if(k == "teampointlimit" || k == "teamlaplimit")
672                 {
673                         fraglimit_teams = v;
674                 }
675                 else if(k == "teams")
676                 {
677                         cvar_set("g_tdm_teams", v);
678                         cvar_set("g_ca_teams", v);
679                         cvar_set("g_freezetag_teams", v);
680                         cvar_set("g_keyhunt_teams", v);
681                         cvar_set("g_domination_default_teams", v);
682                         cvar_set("g_invasion_teams", v);
683                 }
684                 else if(k == "qualifying_timelimit")
685                 {
686                         cvar_set("g_race_qualifying_timelimit", v);
687                 }
688                 else if(k == "skill")
689                 {
690                         // ignore
691                 }
692                 else
693                 {
694                         LOG_INFO("Invalid gametype setting in mapinfo for gametype ", MapInfo_Type_ToString(pWantedType), ": ", sa, "\n");
695                 }
696         }
697
698         if(pWantedType == MAPINFO_TYPE_RACE && cvar("g_race_teams") >= 2)
699         {
700                 if(fraglimit_teams)
701                         cvar_set("fraglimit", fraglimit_teams);
702         }
703         else
704         {
705                 if(fraglimit_normal)
706                         cvar_set("fraglimit", fraglimit_normal);
707         }
708 }
709
710 float MapInfo_Type_FromString(string t)
711 {
712         if(t == "nexball")
713         {
714                 LOG_INFO("MapInfo_Type_FromString (probably ", MapInfo_Map_bspname, "): using deprecated name '", t);
715                 t = "nb";
716                 LOG_INFO("'. Should use '", t, "'.\n");
717         }
718         if(t == "freezetag")
719         {
720                 LOG_INFO("MapInfo_Type_FromString (probably ", MapInfo_Map_bspname, "): using deprecated name '", t);
721                 t = "ft";
722                 LOG_INFO("'. Should use '", t, "'.\n");
723         }
724         if(t == "keepaway")
725         {
726                 LOG_INFO("MapInfo_Type_FromString (probably ", MapInfo_Map_bspname, "): using deprecated name '", t);
727                 t = "ka";
728                 LOG_INFO("'. Should use '", t, "'.\n");
729         }
730         if(t == "invasion")
731         {
732                 LOG_INFO("MapInfo_Type_FromString (probably ", MapInfo_Map_bspname, "): using deprecated name '", t);
733                 t = "inv";
734                 LOG_INFO("'. Should use '", t, "'.\n");
735         }
736         if(t == "assault")
737         {
738                 LOG_INFO("MapInfo_Type_FromString (probably ", MapInfo_Map_bspname, "): using deprecated name '", t);
739                 t = "as";
740                 LOG_INFO("'. Should use '", t, "'.\n");
741         }
742         if(t == "race")
743         {
744                 LOG_INFO("MapInfo_Type_FromString (probably ", MapInfo_Map_bspname, "): using deprecated name '", t);
745                 t = "rc";
746                 LOG_INFO("'. Should use '", t, "'.\n");
747         }
748         if(t == "all")
749                 return MAPINFO_TYPE_ALL;
750         FOREACH(MAPINFO_TYPES, it.mdl == t, LAMBDA(return it.items));
751         return 0;
752 }
753
754 string MapInfo_Type_Description(float t)
755 {
756         FOREACH(MAPINFO_TYPES, it.items == t, LAMBDA(return it.gametype_description));
757         return "";
758 }
759
760 string MapInfo_Type_ToString(float t)
761 {
762         if(t == MAPINFO_TYPE_ALL)
763                 return "all";
764         FOREACH(MAPINFO_TYPES, it.items == t, LAMBDA(return it.mdl));
765         return "";
766 }
767
768 string MapInfo_Type_ToText(float t)
769 {
770         FOREACH(MAPINFO_TYPES, it.items == t, LAMBDA(return it.message));
771         /* xgettext:no-c-format */
772         return _("@!#%'n Tuba Throwing");
773 }
774
775 void _MapInfo_Parse_Settemp(string pFilename, string acl, float type, string s, float recurse)
776 {
777         string t;
778         float fh, o;
779         t = car(s); s = cdr(s);
780
781         // limited support of "" and comments
782         //   remove trailing and leading " of t
783         if(substring(t, 0, 1) == "\"")
784         {
785                 if(substring(t, -1, 1) == "\"")
786                         t = substring(t, 1, -2);
787         }
788
789         //   remove leading " of s
790         if(substring(s, 0, 1) == "\"")
791         {
792                 s = substring(s, 1, -1);
793         }
794         //   remove trailing " of s, and all that follows (cvar description)
795         o = strstrofs(s, "\"", 0);
796         if(o >= 0)
797                 s = substring(s, 0, o);
798
799         //   remove // comments
800         o = strstrofs(s, "//", 0);
801         if(o >= 0)
802                 s = substring(s, 0, o);
803
804         //   remove trailing spaces
805         while(substring(s, -1, 1) == " ")
806                 s = substring(s, 0, -2);
807
808         if(t == "#include")
809         {
810                 if(recurse > 0)
811                 {
812                         fh = fopen(s, FILE_READ);
813                         if(fh < 0)
814                                 LOG_INFO("Map ", pFilename, " references not existing config file ", s, "\n");
815                         else
816                         {
817                                 for (;;)
818                                 {
819                                         if (!((s = fgets(fh))))
820                                                 break;
821
822                                         // catch different sorts of comments
823                                         if(s == "")                    // empty lines
824                                                 continue;
825                                         if(substring(s, 0, 1) == "#")  // UNIX style
826                                                 continue;
827                                         if(substring(s, 0, 2) == "//") // C++ style
828                                                 continue;
829                                         if(substring(s, 0, 1) == "_")  // q3map style
830                                                 continue;
831
832                                         if(substring(s, 0, 4) == "set ")
833                                                 s = substring(s, 4, -1);
834                                         if(substring(s, 0, 5) == "seta ")
835                                                 s = substring(s, 5, -1);
836
837                                         _MapInfo_Parse_Settemp(pFilename, acl, type, s, recurse - 1);
838                                 }
839                                 fclose(fh);
840                         }
841                 }
842                 else
843                         LOG_INFO("Map ", pFilename, " uses too many levels of inclusion\n");
844         }
845         else if(t == "")
846                 LOG_INFO("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
847         else if (!cvar_value_issafe(t))
848                 LOG_INFO("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
849         else if (!cvar_value_issafe(s))
850                 LOG_INFO("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
851         else if(matchacl(MAPINFO_SETTEMP_ACL_SYSTEM, t) <= 0)
852                 LOG_INFO("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
853         else if(matchacl(acl, t) <= 0)
854                 LOG_INFO("Map ", pFilename, " contains a denied setting, ignored\n");
855         else
856         {
857                 if(type == 0) // server set
858                 {
859                         LOG_TRACE("Applying temporary setting ", t, " := ", s, "\n");
860                         if(cvar("g_campaign"))
861                                 cvar_set(t, s); // this is a wrapper and is always temporary anyway; no need to backup old values then
862                         else
863                                 cvar_settemp(t, s);
864                 }
865                 else
866                 {
867                         LOG_TRACE("Applying temporary client setting ", t, " := ", s, "\n");
868                         MapInfo_Map_clientstuff = strcat(
869                                         MapInfo_Map_clientstuff, "cl_cmd settemp \"", t, "\" \"", s, "\"\n"
870                                         );
871                 }
872         }
873 }
874
875 float MapInfo_isRedundant(string fn, string t)
876 {
877         // normalize file name
878         fn = strreplace("_", "-", fn);
879
880         // normalize visible title
881         t = strreplace(": ", "-", t);
882         t = strreplace(":", "-", t);
883         t = strreplace(" ", "-", t);
884         t = strreplace("_", "-", t);
885         t = strreplace("'", "-", t);
886
887         if(!strcasecmp(fn, t))
888                 return true;
889
890         // we allow the visible title to have punctuation the file name does
891         // not, but not vice versa
892         t = strreplace("-", "", t);
893
894         if(!strcasecmp(fn, t))
895                 return true;
896
897         return false;
898 }
899
900 // load info about a map by name into the MapInfo_Map_* globals
901 float MapInfo_Get_ByName_NoFallbacks(string pFilename, int pAllowGenerate, int pGametypeToSet)
902 {
903         string fn;
904         string s, t;
905         float fh;
906         int f, i;
907         float r, n, p;
908         string acl;
909
910         acl = MAPINFO_SETTEMP_ACL_USER;
911
912         if(strstrofs(pFilename, "/", 0) >= 0)
913         {
914                 LOG_INFO("Invalid character in map name, ignored\n");
915                 return 0;
916         }
917
918         if(pGametypeToSet == 0)
919                 if(MapInfo_Cache_Retrieve(pFilename))
920                         return 1;
921
922         r = 1;
923
924         MapInfo_Map_bspname = pFilename;
925
926         // default all generic fields so they have "good" values in case something fails
927         fn = strcat("maps/", pFilename, ".mapinfo");
928         fh = fopen(fn, FILE_READ);
929         if(fh < 0)
930         {
931                 fn = strcat("maps/autogenerated/", pFilename, ".mapinfo");
932                 fh = fopen(fn, FILE_READ);
933                 if(fh < 0)
934                 {
935                         if(!pAllowGenerate)
936                                 return 0;
937                         _MapInfo_Map_Reset();
938                         r = _MapInfo_Generate(pFilename);
939                         if(!r)
940                                 return 0;
941                         fh = fopen(fn, FILE_WRITE);
942                         fputs(fh, strcat("title ", MapInfo_Map_title, "\n"));
943                         fputs(fh, strcat("description ", MapInfo_Map_description, "\n"));
944                         fputs(fh, strcat("author ", MapInfo_Map_author, "\n"));
945                         if(_MapInfo_Map_worldspawn_music != "")
946                         {
947                                 if(
948                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".wav"
949                                         ||
950                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".ogg"
951                                 )
952                                         fputs(fh, strcat("cdtrack ", substring(_MapInfo_Map_worldspawn_music, 0, strlen(_MapInfo_Map_worldspawn_music) - 4), "\n"));
953                                 else
954                                         fputs(fh, strcat("cdtrack ", _MapInfo_Map_worldspawn_music, "\n"));
955                         }
956                         else
957                         {
958                                 n = tokenize_console(cvar_string("g_cdtracks_remaplist"));
959                                 s = strcat(" ", cvar_string("g_cdtracks_dontusebydefault"), " ");
960                                 for (;;)
961                                 {
962                                         i = floor(random() * n);
963                                         if(strstrofs(s, strcat(" ", argv(i), " "), 0) < 0)
964                                                 break;
965                                 }
966                                 fputs(fh, strcat("cdtrack ", ftos(i + 1), "\n"));
967                         }
968                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_WEAPONS)
969                                 fputs(fh, "has weapons\n");
970                         else
971                                 fputs(fh, "// uncomment this if you added weapon pickups: has weapons\n");
972                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_TURRETS)
973                                 fputs(fh, "has turrets\n");
974                         else
975                                 fputs(fh, "// uncomment this if you added turrets: has turrets\n");
976                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_VEHICLES)
977                                 fputs(fh, "has vehicles\n");
978                         else
979                                 fputs(fh, "// uncomment this if you added vehicles: has vehicles\n");
980                         if(MapInfo_Map_flags & MAPINFO_FLAG_FRUSTRATING)
981                                 fputs(fh, "frustrating\n");
982
983                         for(i = 1; i <= MapInfo_Map_supportedGametypes; i *= 2)
984                                 if(MapInfo_Map_supportedGametypes & i)
985                                         fputs(fh, sprintf("gametype %s // defaults: %s\n", MapInfo_Type_ToString(i), _MapInfo_GetDefaultEx(i)));
986
987                         if(fexists(strcat("scripts/", pFilename, ".arena")))
988                                 fputs(fh, "settemp_for_type all sv_q3acompat_machineshotgunswap 1\n");
989
990                         fputs(fh, "// optional: fog density red green blue alpha mindist maxdist\n");
991                         fputs(fh, "// optional: settemp_for_type (all|gametypename) cvarname value\n");
992                         fputs(fh, "// optional: clientsettemp_for_type (all|gametypename) cvarname value\n");
993                         fputs(fh, "// optional: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
994                         fputs(fh, "// optional: hidden\n");
995
996                         fclose(fh);
997                         r = 2;
998                         // return r;
999                         fh = fopen(fn, FILE_READ);
1000                         if(fh < 0)
1001                                 error("... but I just wrote it!");
1002                 }
1003
1004                 LOG_INFO("WARNING: autogenerated mapinfo file ", fn, " has been loaded; please edit that file and move it to maps/", pFilename, ".mapinfo\n");
1005         }
1006
1007         _MapInfo_Map_Reset();
1008         for (;;)
1009         {
1010                 if (!((s = fgets(fh))))
1011                         break;
1012
1013                 // catch different sorts of comments
1014                 if(s == "")                    // empty lines
1015                         continue;
1016                 if(substring(s, 0, 1) == "#")  // UNIX style
1017                         continue;
1018                 if(substring(s, 0, 2) == "//") // C++ style
1019                         continue;
1020                 if(substring(s, 0, 1) == "_")  // q3map style
1021                         continue;
1022
1023                 p = strstrofs(s, "//", 0);
1024                 if(p >= 0)
1025                         s = substring(s, 0, p);
1026
1027                 t = car(s); s = cdr(s);
1028                 if(t == "title")
1029                         MapInfo_Map_title = s;
1030                 else if(t == "description")
1031                         MapInfo_Map_description = s;
1032                 else if(t == "author")
1033                         MapInfo_Map_author = s;
1034                 else if(t == "has")
1035                 {
1036                         t = car(s); // s = cdr(s);
1037                         if     (t == "weapons") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
1038                         else if(t == "turrets") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_TURRETS;
1039                         else if(t == "vehicles") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_VEHICLES;
1040                         else if(t == "monsters") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_MONSTERS;
1041                         else if(t == "new_toys") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
1042                         else
1043                                 LOG_TRACE("Map ", pFilename, " supports unknown feature ", t, ", ignored\n");
1044                 }
1045                 else if(t == "hidden")
1046                 {
1047                         MapInfo_Map_flags |= MAPINFO_FLAG_HIDDEN;
1048                 }
1049                 else if(t == "forbidden")
1050                 {
1051                         MapInfo_Map_flags |= MAPINFO_FLAG_FORBIDDEN;
1052                 }
1053                 else if(t == "frustrating")
1054                 {
1055                         MapInfo_Map_flags |= MAPINFO_FLAG_FRUSTRATING;
1056                 }
1057                 else if(t == "noautomaplist")
1058                 {
1059                         MapInfo_Map_flags |= MAPINFO_FLAG_NOAUTOMAPLIST;
1060                 }
1061                 else if(t == "type")
1062                 {
1063                         t = car(s); s = cdr(s);
1064                         f = MapInfo_Type_FromString(t);
1065                         LOG_TRACE("Map ", pFilename, " contains the legacy 'type' keyword which is deprecated and will be removed in the future. Please migrate the mapinfo file to 'gametype'.\n");
1066                         if(f)
1067                                 _MapInfo_Map_ApplyGametype (s, pGametypeToSet, f, true);
1068                         else
1069                                 LOG_TRACE("Map ", pFilename, " supports unknown game type ", t, ", ignored\n");
1070                 }
1071                 else if(t == "gametype")
1072                 {
1073                         t = car(s); s = cdr(s);
1074                         f = MapInfo_Type_FromString(t);
1075                         if(f)
1076                                 _MapInfo_Map_ApplyGametypeEx (s, pGametypeToSet, f);
1077                         else
1078                                 LOG_TRACE("Map ", pFilename, " supports unknown game type ", t, ", ignored\n");
1079                 }
1080                 else if(t == "size")
1081                 {
1082                         float a, b, c, d, e;
1083                         t = car(s); s = cdr(s); a = stof(t);
1084                         t = car(s); s = cdr(s); b = stof(t);
1085                         t = car(s); s = cdr(s); c = stof(t);
1086                         t = car(s); s = cdr(s); d = stof(t);
1087                         t = car(s); s = cdr(s); e = stof(t);
1088                         if(s == "")
1089                                 LOG_INFO("Map ", pFilename, " contains an incorrect size line (not enough params), syntax: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
1090                         else
1091                         {
1092                                 t = car(s); s = cdr(s); f = stof(t);
1093                                 if(s != "")
1094                                         LOG_INFO("Map ", pFilename, " contains an incorrect size line (too many params), syntax: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
1095                                 else
1096                                 {
1097                                         if(a >= d || b >= e || c >= f)
1098                                                 LOG_INFO("Map ", pFilename, " contains an incorrect size line, mins have to be < maxs\n");
1099                                         else
1100                                         {
1101                                                 MapInfo_Map_mins.x = a;
1102                                                 MapInfo_Map_mins.y = b;
1103                                                 MapInfo_Map_mins.z = c;
1104                                                 MapInfo_Map_maxs.x = d;
1105                                                 MapInfo_Map_maxs.y = e;
1106                                                 MapInfo_Map_maxs.z = f;
1107                                         }
1108                                 }
1109                         }
1110                 }
1111                 else if(t == "settemp_for_type")
1112                 {
1113                         t = car(s); s = cdr(s);
1114                         if((f = MapInfo_Type_FromString(t)))
1115                         {
1116                                 if(f & pGametypeToSet)
1117                                 {
1118                                         _MapInfo_Parse_Settemp(pFilename, acl, 0, s, 1);
1119                                 }
1120                         }
1121                         else
1122                         {
1123                                 LOG_TRACE("Map ", pFilename, " has a setting for unknown game type ", t, ", ignored\n");
1124                         }
1125                 }
1126                 else if(t == "clientsettemp_for_type")
1127                 {
1128                         t = car(s); s = cdr(s);
1129                         if((f = MapInfo_Type_FromString(t)))
1130                         {
1131                                 if(f & pGametypeToSet)
1132                                 {
1133                                         _MapInfo_Parse_Settemp(pFilename, acl, 1, s, 1);
1134                                 }
1135                         }
1136                         else
1137                         {
1138                                 LOG_TRACE("Map ", pFilename, " has a client setting for unknown game type ", t, ", ignored\n");
1139                         }
1140                 }
1141                 else if(t == "fog")
1142                 {
1143                         if (!cvar_value_issafe(s))
1144                                 LOG_INFO("Map ", pFilename, " contains a potentially harmful fog setting, ignored\n");
1145                         else
1146                                 MapInfo_Map_fog = s;
1147                 }
1148                 else if(t == "cdtrack")
1149                 {
1150                         t = car(s); s = cdr(s);
1151                         // We do this only if pGametypeToSet even though this
1152                         // content is theoretically game type independent,
1153                         // because MapInfo_Map_clientstuff contains otherwise
1154                         // game type dependent stuff. That way this value stays
1155                         // empty when not setting a game type to not set any
1156                         // false expectations.
1157                         if(pGametypeToSet)
1158                         {
1159                                 if (!cvar_value_issafe(t))
1160                                         LOG_INFO("Map ", pFilename, " contains a potentially harmful cdtrack, ignored\n");
1161                                 else
1162                                         MapInfo_Map_clientstuff = strcat(
1163                                                 MapInfo_Map_clientstuff, "cd loop \"", t, "\"\n"
1164                                         );
1165                         }
1166                 }
1167                 else
1168                         LOG_TRACE("Map ", pFilename, " provides unknown info item ", t, ", ignored\n");
1169         }
1170         fclose(fh);
1171
1172         if(MapInfo_Map_title == "<TITLE>")
1173                 MapInfo_Map_titlestring = MapInfo_Map_bspname;
1174         else if(MapInfo_isRedundant(MapInfo_Map_bspname, MapInfo_Map_title))
1175                 MapInfo_Map_titlestring = MapInfo_Map_title;
1176         else
1177                 MapInfo_Map_titlestring = sprintf("%s: %s", MapInfo_Map_bspname, MapInfo_Map_title);
1178
1179         MapInfo_Cache_Store();
1180         if(MapInfo_Map_supportedGametypes != 0)
1181                 return r;
1182         LOG_TRACE("Map ", pFilename, " supports no game types, ignored\n");
1183         return 0;
1184 }
1185 float MapInfo_Get_ByName(string pFilename, float pAllowGenerate, int pGametypeToSet)
1186 {
1187         float r = MapInfo_Get_ByName_NoFallbacks(pFilename, pAllowGenerate, pGametypeToSet);
1188
1189         if(cvar("g_tdm_on_dm_maps"))
1190         {
1191                 // if this is set, all DM maps support TDM too
1192                 if (!(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_TEAM_DEATHMATCH))
1193                         if(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_DEATHMATCH)
1194                                 _MapInfo_Map_ApplyGametypeEx ("", pGametypeToSet, MAPINFO_TYPE_TEAM_DEATHMATCH);
1195         }
1196
1197         if(pGametypeToSet)
1198         {
1199                 if(!(MapInfo_Map_supportedGametypes & pGametypeToSet))
1200                 {
1201                         error("Can't select the requested game type. This should never happen as the caller should prevent it!\n");
1202                         //_MapInfo_Map_ApplyGametypeEx("", pGametypeToSet, MAPINFO_TYPE_DEATHMATCH);
1203                         //return;
1204                 }
1205         }
1206
1207         return r;
1208 }
1209
1210 float MapInfo_FindName(string s)
1211 {
1212         // if there is exactly one map of prefix s, return it
1213         // if not, return the null string
1214         // note that DP sorts glob results... so I can use a binary search
1215         float l, r, m, cmp;
1216         l = 0;
1217         r = MapInfo_count;
1218         // invariants: r is behind s, l-1 is equal or before
1219         while(l != r)
1220         {
1221                 m = floor((l + r) / 2);
1222                 MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(m));
1223                 cmp = strcasecmp(MapInfo_FindName_match, s);
1224                 if(cmp == 0)
1225                         return m; // found and good
1226                 if(cmp < 0)
1227                         l = m + 1; // l-1 is before s
1228                 else
1229                         r = m; // behind s
1230         }
1231         MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(l));
1232         MapInfo_FindName_firstResult = l;
1233         // r == l, so: l is behind s, l-1 is before
1234         // SO: if there is any, l is the one with the right prefix
1235         //     and l+1 may be one too
1236         if(l == MapInfo_count)
1237         {
1238                 MapInfo_FindName_match = string_null;
1239                 MapInfo_FindName_firstResult = -1;
1240                 return -1; // no MapInfo_FindName_match, behind last item
1241         }
1242         if(!startsWithNocase(MapInfo_FindName_match, s))
1243         {
1244                 MapInfo_FindName_match = string_null;
1245                 MapInfo_FindName_firstResult = -1;
1246                 return -1; // wrong prefix
1247         }
1248         if(l == MapInfo_count - 1)
1249                 return l; // last one, nothing can follow => unique
1250         if(startsWithNocase(_MapInfo_GlobItem(MapInfo_FilterList_Lookup(l + 1)), s))
1251         {
1252                 MapInfo_FindName_match = string_null;
1253                 return -1; // ambigous MapInfo_FindName_match
1254         }
1255         return l;
1256 }
1257
1258 string MapInfo_FixName(string s)
1259 {
1260         MapInfo_FindName(s);
1261         return MapInfo_FindName_match;
1262 }
1263
1264 int MapInfo_CurrentFeatures()
1265 {
1266         int req = 0;
1267         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")))
1268                 req |= MAPINFO_FEATURE_WEAPONS;
1269         return req;
1270 }
1271
1272 int MapInfo_CurrentGametype()
1273 {
1274         int prev = cvar("gamecfg");
1275         FOREACH(MAPINFO_TYPES, cvar(it.netname) && it.items != prev, LAMBDA(return it.items));
1276         if (prev) return prev;
1277         return MAPINFO_TYPE_DEATHMATCH;
1278 }
1279
1280 float _MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1281 {
1282         if(!MapInfo_Get_ByName(s, 1, 0))
1283                 return 0;
1284         if((MapInfo_Map_supportedGametypes & MapInfo_CurrentGametype()) == 0)
1285                 return 0;
1286         if((MapInfo_Map_supportedFeatures & MapInfo_CurrentFeatures()) != MapInfo_CurrentFeatures())
1287                 return 0;
1288         return 1;
1289 }
1290
1291 float MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1292 {
1293         float r;
1294         r = _MapInfo_CheckMap(s);
1295         MapInfo_ClearTemps();
1296         return r;
1297 }
1298
1299 void MapInfo_SwitchGameType(int t)
1300 {
1301         FOREACH(MAPINFO_TYPES, true, LAMBDA(
1302                 cvar_set(it.netname, (it.items == t) ? "1" : "0")
1303         ));
1304 }
1305
1306 void MapInfo_LoadMap(string s, float reinit)
1307 {
1308         MapInfo_Map_supportedGametypes = 0;
1309         // we shouldn't need this, as LoadMapSettings already fixes the gametype
1310         //if(!MapInfo_CheckMap(s))
1311         //{
1312         //      print("EMERGENCY: can't play the selected map in the given game mode. Falling back to DM.\n");
1313         //      MapInfo_SwitchGameType(MAPINFO_TYPE_DEATHMATCH);
1314         //}
1315
1316         cvar_settemp_restore();
1317         if(reinit)
1318                 localcmd(strcat("\nmap ", s, "\n"));
1319         else
1320                 localcmd(strcat("\nchangelevel ", s, "\n"));
1321 }
1322
1323 string MapInfo_ListAllowedMaps(float type, float pRequiredFlags, float pForbiddenFlags)
1324 {
1325         string out;
1326         float i;
1327
1328         // to make absolutely sure:
1329         MapInfo_Enumerate();
1330         MapInfo_FilterGametype(type, MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1331
1332         out = "";
1333         for(i = 0; i < MapInfo_count; ++i)
1334                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1335         return substring(out, 1, strlen(out) - 1);
1336 }
1337
1338 string MapInfo_ListAllAllowedMaps(float pRequiredFlags, float pForbiddenFlags)
1339 {
1340         string out;
1341         float i;
1342
1343         // to make absolutely sure:
1344         MapInfo_Enumerate();
1345         MapInfo_FilterGametype(MAPINFO_TYPE_ALL, 0, pRequiredFlags, pForbiddenFlags, 0);
1346
1347         out = "";
1348         for(i = 0; i < MapInfo_count; ++i)
1349                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1350
1351         MapInfo_FilterGametype(MapInfo_CurrentGametype(), MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1352
1353         return substring(out, 1, strlen(out) - 1);
1354 }
1355
1356 void MapInfo_LoadMapSettings_SaveGameType(float t)
1357 {
1358         MapInfo_SwitchGameType(t);
1359         cvar_set("gamecfg", ftos(t));
1360         MapInfo_LoadedGametype = t;
1361 }
1362
1363 void MapInfo_LoadMapSettings(string s) // to be called from worldspawn
1364 {
1365         float t;
1366
1367         t = MapInfo_CurrentGametype();
1368         MapInfo_LoadMapSettings_SaveGameType(t);
1369
1370         if(!_MapInfo_CheckMap(s)) // with underscore, it keeps temps
1371         {
1372                 if(cvar("g_mapinfo_allow_unsupported_modes_and_let_stuff_break"))
1373                 {
1374                         LOG_INFO("EMERGENCY: can't play the selected map in the given game mode. Working with only the override settings.\n");
1375                         _MapInfo_Map_ApplyGametypeEx("", t, t);
1376                         return; // do not call Get_ByName!
1377                 }
1378
1379                 if(MapInfo_Map_supportedGametypes == 0)
1380                 {
1381                         LOG_INFO("Mapinfo system is not functional at all. Assuming deathmatch.\n");
1382                         MapInfo_Map_supportedGametypes = MAPINFO_TYPE_DEATHMATCH;
1383                         MapInfo_LoadMapSettings_SaveGameType(MAPINFO_TYPE_DEATHMATCH);
1384                         _MapInfo_Map_ApplyGametypeEx("", MAPINFO_TYPE_DEATHMATCH, MAPINFO_TYPE_DEATHMATCH);
1385                         return; // do not call Get_ByName!
1386                 }
1387
1388                 t = 1;
1389                 while(!(MapInfo_Map_supportedGametypes & 1))
1390                 {
1391                         t *= 2;
1392                         MapInfo_Map_supportedGametypes = floor(MapInfo_Map_supportedGametypes / 2);
1393                 }
1394
1395                 // t is now a supported mode!
1396                 LOG_INFO("EMERGENCY: can't play the selected map in the given game mode. Falling back to a supported mode.\n");
1397                 MapInfo_LoadMapSettings_SaveGameType(t);
1398         }
1399         MapInfo_Get_ByName(s, 1, t);
1400 }
1401
1402 void MapInfo_ClearTemps()
1403 {
1404         MapInfo_Map_bspname = string_null;
1405         MapInfo_Map_title = string_null;
1406         MapInfo_Map_titlestring = string_null;
1407         MapInfo_Map_description = string_null;
1408         MapInfo_Map_author = string_null;
1409         MapInfo_Map_clientstuff = string_null;
1410         MapInfo_Map_supportedGametypes = 0;
1411         MapInfo_Map_supportedFeatures = 0;
1412 }
1413
1414 void MapInfo_Shutdown()
1415 {
1416         MapInfo_ClearTemps();
1417         MapInfo_Filter_Free();
1418         MapInfo_Cache_Destroy();
1419         if(_MapInfo_globopen)
1420         {
1421                 search_end(_MapInfo_globhandle);
1422                 _MapInfo_globhandle = -1;
1423                 _MapInfo_globopen = false;
1424         }
1425 }
1426
1427 int MapInfo_ForbiddenFlags()
1428 {
1429         int f = MAPINFO_FLAG_FORBIDDEN;
1430
1431 #ifndef MENUQC
1432         if (!cvar("g_maplist_allow_hidden"))
1433 #endif
1434                 f |= MAPINFO_FLAG_HIDDEN;
1435
1436         if (!cvar("g_maplist_allow_frustrating"))
1437                 f |= MAPINFO_FLAG_FRUSTRATING;
1438
1439         return f;
1440 }
1441
1442 int MapInfo_RequiredFlags()
1443 {
1444         int f = 0;
1445
1446         if(cvar("g_maplist_allow_frustrating") > 1)
1447                 f |= MAPINFO_FLAG_FRUSTRATING;
1448
1449         return f;
1450 }