Merge remote-tracking branch 'origin/Mario/arena_nuke'
[xonotic/xonotic-data.pk3dir.git] / qcsrc / common / mapinfo.qc
1 // generic string stuff
2
3 float _MapInfo_Cache_Active;
4 float _MapInfo_Cache_DB_NameToIndex;
5 float _MapInfo_Cache_Buf_IndexToMapData;
6
7 void MapInfo_Cache_Destroy()
8 {
9         if(!_MapInfo_Cache_Active)
10                 return;
11
12         db_close(_MapInfo_Cache_DB_NameToIndex);
13         buf_del(_MapInfo_Cache_Buf_IndexToMapData);
14         _MapInfo_Cache_Active = 0;
15 }
16
17 void MapInfo_Cache_Create()
18 {
19         MapInfo_Cache_Destroy();
20         _MapInfo_Cache_DB_NameToIndex = db_create();
21         _MapInfo_Cache_Buf_IndexToMapData = buf_create();
22         _MapInfo_Cache_Active = 1;
23 }
24
25 void MapInfo_Cache_Invalidate()
26 {
27         if(!_MapInfo_Cache_Active)
28                 return;
29
30         MapInfo_Cache_Create();
31 }
32
33 void MapInfo_Cache_Store()
34 {
35         float i;
36         string s;
37         if(!_MapInfo_Cache_Active)
38                 return;
39
40         s = db_get(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname);
41         if(s == "")
42         {
43                 i = buf_getsize(_MapInfo_Cache_Buf_IndexToMapData);
44                 db_put(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname, ftos(i));
45         }
46         else
47                 i = stof(s);
48
49         // now store all the stuff
50         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData,   i, MapInfo_Map_bspname);
51         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_title);
52         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_titlestring);
53         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_description);
54         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_author);
55         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedGametypes));
56         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedFeatures));
57         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_flags));
58 }
59
60 float MapInfo_Cache_Retrieve(string map)
61 {
62         float i;
63         string s;
64         if(!_MapInfo_Cache_Active)
65                 return 0;
66
67         s = db_get(_MapInfo_Cache_DB_NameToIndex, map);
68         if(s == "")
69                 return 0;
70         i = stof(s);
71
72         // now retrieve all the stuff
73         MapInfo_Map_bspname = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, i);
74         MapInfo_Map_title = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
75         MapInfo_Map_titlestring = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
76         MapInfo_Map_description = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
77         MapInfo_Map_author = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
78         MapInfo_Map_supportedGametypes = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
79         MapInfo_Map_supportedFeatures = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
80         MapInfo_Map_flags = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
81
82         return 1;
83 }
84
85 // GLOB HANDLING (for all BSP files)
86 float _MapInfo_globopen;
87 float _MapInfo_globcount;
88 float _MapInfo_globhandle;
89 string _MapInfo_GlobItem(float i)
90 {
91         string s;
92         if(!_MapInfo_globopen)
93                 return string_null;
94         s = search_getfilename(_MapInfo_globhandle, i);
95         return substring(s, 5, strlen(s) - 9); // without maps/ and .bsp
96 }
97
98 void MapInfo_Enumerate()
99 {
100         if(_MapInfo_globopen)
101         {
102                 search_end(_MapInfo_globhandle);
103                 _MapInfo_globopen = 0;
104         }
105         MapInfo_Cache_Invalidate();
106         _MapInfo_globhandle = search_begin("maps/*.bsp", TRUE, TRUE);
107         if(_MapInfo_globhandle >= 0)
108         {
109                 _MapInfo_globcount = search_getsize(_MapInfo_globhandle);
110                 _MapInfo_globopen = 1;
111         }
112         else
113                 _MapInfo_globcount = 0;
114 }
115
116 // filter the info by game type mask (updates MapInfo_count)
117 //
118 float _MapInfo_filtered;
119 float _MapInfo_filtered_allocated;
120 float MapInfo_FilterList_Lookup(float i)
121 {
122         return stof(bufstr_get(_MapInfo_filtered, i));
123 }
124
125 void _MapInfo_FilterList_swap(float i, float j, entity pass)
126 {
127         string h;
128         h = bufstr_get(_MapInfo_filtered, i);
129         bufstr_set(_MapInfo_filtered, i, bufstr_get(_MapInfo_filtered, j));
130         bufstr_set(_MapInfo_filtered, j, h);
131 }
132
133 float _MapInfo_FilterList_cmp(float i, float j, entity pass)
134 {
135         string a, b;
136         a = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, i)));
137         b = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, j)));
138         return strcasecmp(a, b);
139 }
140
141 float MapInfo_FilterGametype(float pGametype, float pFeatures, float pFlagsRequired, float pFlagsForbidden, float pAbortOnGenerate)
142 {
143         float i, j;
144         if (!_MapInfo_filtered_allocated)
145         {
146                 _MapInfo_filtered_allocated = 1;
147                 _MapInfo_filtered = buf_create();
148         }
149         MapInfo_count = 0;
150         for(i = 0, j = -1; i < _MapInfo_globcount; ++i)
151         {
152                 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.
153                         if(pAbortOnGenerate)
154                         {
155                                 dprint("Autogenerated a .mapinfo, doing the rest later.\n");
156                                 MapInfo_progress = i / _MapInfo_globcount;
157                                 return 0;
158                         }
159                 if((MapInfo_Map_supportedGametypes & pGametype) != 0)
160                 if((MapInfo_Map_supportedFeatures & pFeatures) == pFeatures)
161                 if((MapInfo_Map_flags & pFlagsForbidden) == 0)
162                 if((MapInfo_Map_flags & pFlagsRequired) == pFlagsRequired)
163                         bufstr_set(_MapInfo_filtered, ++j, ftos(i));
164         }
165         MapInfo_count = j + 1;
166         MapInfo_ClearTemps();
167
168         // sometimes the glob isn't sorted nicely, so fix it here...
169         heapsort(MapInfo_count, _MapInfo_FilterList_swap, _MapInfo_FilterList_cmp, world);
170
171         return 1;
172 }
173
174 void MapInfo_Filter_Free()
175 {
176         if(_MapInfo_filtered_allocated)
177         {
178                 buf_del(_MapInfo_filtered);
179                 _MapInfo_filtered_allocated = 0;
180         }
181 }
182
183 // load info about the i-th map into the MapInfo_Map_* globals
184 string MapInfo_BSPName_ByID(float i)
185 {
186         return _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i));
187 }
188
189 string unquote(string s)
190 {
191         float i, j, l;
192         l = strlen(s);
193         j = -1;
194         for(i = 0; i < l; ++i)
195         {
196                 string ch;
197                 ch = substring(s, i, 1);
198                 if(ch != " ") if(ch != "\"")
199                 {
200                         for(j = strlen(s) - i - 1; j > 0; --j)
201                         {
202                                 ch = substring(s, i+j, 1);
203                                 if(ch != " ") if(ch != "\"")
204                                         return substring(s, i, j+1);
205                         }
206                         return substring(s, i, 1);
207                 }
208         }
209         return "";
210 }
211
212 float MapInfo_Get_ByID(float i)
213 {
214         if(MapInfo_Get_ByName(MapInfo_BSPName_ByID(i), 0, 0))
215                 return 1;
216         return 0;
217 }
218
219 string _MapInfo_Map_worldspawn_music;
220
221 float _MapInfo_Generate(string pFilename) // 0: failure, 1: ok ent, 2: ok bsp
222 {
223         string fn;
224         float fh;
225         string s, k, v;
226         vector o;
227         float i;
228         float inWorldspawn;
229         float r;
230         float twoBaseModes;
231         float diameter, spawnpoints;
232         float spawnplaces;
233
234         vector mapMins, mapMaxs;
235
236         r = 1;
237         fn = strcat("maps/", pFilename, ".ent");
238         fh = fopen(fn, FILE_READ);
239         if(fh < 0)
240         {
241                 r = 2;
242                 fn = strcat("maps/", pFilename, ".bsp");
243                 fh = fopen(fn, FILE_READ);
244         }
245         if(fh < 0)
246                 return 0;
247         print("Analyzing ", fn, " to generate initial mapinfo\n");
248
249         inWorldspawn = 2;
250         MapInfo_Map_flags = 0;
251         MapInfo_Map_supportedGametypes = 0;
252         spawnpoints = 0;
253         spawnplaces = 0;
254         _MapInfo_Map_worldspawn_music = "";
255         mapMins = '0 0 0';
256         mapMaxs = '0 0 0';
257
258         for(;;)
259         {
260                 if (!((s = fgets(fh))))
261                         break;
262                 if(inWorldspawn == 1)
263                         if(startsWith(s, "}"))
264                                 inWorldspawn = 0;
265                 k = unquote(car(s));
266                 v = unquote(cdr(s));
267                 if(inWorldspawn)
268                 {
269                         if(k == "classname" && v == "worldspawn")
270                                 inWorldspawn = 1;
271                         else if(k == "author")
272                                 MapInfo_Map_author = v;
273                         else if(k == "_description")
274                                 MapInfo_Map_description = v;
275                         else if(k == "music")
276                                 _MapInfo_Map_worldspawn_music = v;
277                         else if(k == "noise")
278                                 _MapInfo_Map_worldspawn_music = v;
279                         else if(k == "message")
280                         {
281                                 i = strstrofs(v, " by ", 0);
282                                 if(MapInfo_Map_author == "<AUTHOR>" && i >= 0)
283                                 {
284                                         MapInfo_Map_title = substring(v, 0, i);
285                                         MapInfo_Map_author = substring(v, i + 4, strlen(v) - (i + 4));
286                                 }
287                                 else
288                                         MapInfo_Map_title = v;
289                         }
290                 }
291                 else
292                 {
293                         if(k == "origin")
294                         {
295                                 o = stov(strcat("'", v, "'"));
296                                 mapMins_x = min(mapMins_x, o_x);
297                                 mapMins_y = min(mapMins_y, o_y);
298                                 mapMins_z = min(mapMins_z, o_z);
299                                 mapMaxs_x = max(mapMaxs_x, o_x);
300                                 mapMaxs_y = max(mapMaxs_y, o_y);
301                                 mapMaxs_z = max(mapMaxs_z, o_z);
302                         }
303                         else if(k == "race_place")
304                         {
305                                 if(stof(v) > 0)
306                                         spawnplaces = 1;
307                         }
308                         else if(k == "classname")
309                         {
310                                 if(v == "dom_controlpoint")
311                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_DOMINATION;
312                                 else if(v == "item_flag_team2")
313                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTF;
314                                 else if(v == "team_CTF_blueflag")
315                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTF;
316                                 else if(v == "target_assault_roundend")
317                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_ASSAULT;
318                                 else if(v == "onslaught_generator")
319                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_ONSLAUGHT;
320                                 else if(substring(v, 0, 8) == "nexball_" || substring(v, 0, 4) == "ball")
321                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_NEXBALL;
322                                 else if(v == "info_player_team1")
323                                         ++spawnpoints;
324                                 else if(v == "info_player_team2")
325                                         ++spawnpoints;
326                                 else if(v == "info_player_start")
327                                         ++spawnpoints;
328                                 else if(v == "info_player_deathmatch")
329                                         ++spawnpoints;
330                                 else if(v == "trigger_race_checkpoint")
331                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_RACE;
332                                 else if(v == "target_startTimer")
333                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS;
334                                 else if(v == "weapon_nex")
335                                         { }
336                                 else if(v == "weapon_railgun")
337                                         { }
338                                 else if(startsWith(v, "weapon_"))
339                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
340                                 else if(startsWith(v, "turret_"))
341                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_TURRETS;
342                                 else if(startsWith(v, "vehicle_"))
343                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_VEHICLES;
344                                 else if(v == "target_music" || v == "trigger_music")
345                                         _MapInfo_Map_worldspawn_music = string_null; // don't use regular BGM
346                         }
347                 }
348         }
349         if(inWorldspawn)
350         {
351                 print(fn, " ended still in worldspawn, BUG\n");
352                 return 0;
353         }
354         diameter = vlen(mapMaxs - mapMins);
355
356         twoBaseModes = MapInfo_Map_supportedGametypes & (MAPINFO_TYPE_CTF | MAPINFO_TYPE_ASSAULT | MAPINFO_TYPE_RACE | MAPINFO_TYPE_NEXBALL);
357         if(twoBaseModes && (MapInfo_Map_supportedGametypes == twoBaseModes))
358         {
359                 // we have a CTF-only or Assault-only map. Don't add other modes then,
360                 // as the map is too symmetric for them.
361         }
362         else
363         {
364                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_DEATHMATCH;      // DM always works
365                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_LMS;             // LMS always works
366                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_KEEPAWAY;                // Keepaway always works
367
368                 if(spawnpoints >= 8  && diameter > 4096) {
369                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_TEAM_DEATHMATCH;
370                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_FREEZETAG;
371                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CA;
372                 }
373                 if(spawnpoints >= 12 && diameter > 5120)
374                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_KEYHUNT;
375         }
376
377         if(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_RACE)
378         if(!spawnplaces)
379         {
380                 MapInfo_Map_supportedGametypes &= ~MAPINFO_TYPE_RACE;
381                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS;
382         }
383
384         dprint("-> diameter ",    ftos(diameter));
385         dprint(";  spawnpoints ", ftos(spawnpoints));
386         dprint(";  modes ",       ftos(MapInfo_Map_supportedGametypes), "\n");
387
388         fclose(fh);
389
390         return r;
391 }
392
393 void _MapInfo_Map_Reset()
394 {
395         MapInfo_Map_title = "<TITLE>";
396         MapInfo_Map_titlestring = "<TITLE>";
397         MapInfo_Map_description = "<DESCRIPTION>";
398         MapInfo_Map_author = "<AUTHOR>";
399         MapInfo_Map_supportedGametypes = 0;
400         MapInfo_Map_supportedFeatures = 0;
401         MapInfo_Map_flags = 0;
402         MapInfo_Map_clientstuff = "";
403         MapInfo_Map_fog = "";
404         MapInfo_Map_mins = '0 0 0';
405         MapInfo_Map_maxs = '0 0 0';
406 }
407
408 string _MapInfo_GetDefault(float t)
409 {
410         switch(t)
411         {
412                 case MAPINFO_TYPE_DEATHMATCH:      return "30 20 0";
413                 case MAPINFO_TYPE_TEAM_DEATHMATCH: return "50 20 2 0";
414                 case MAPINFO_TYPE_DOMINATION:      return "200 20 0";
415                 case MAPINFO_TYPE_CTF:             return "300 20 10 0";
416                 case MAPINFO_TYPE_LMS:             return "9 20 0";
417                 case MAPINFO_TYPE_CA:              return "10 20 0";
418                 case MAPINFO_TYPE_KEYHUNT:         return "1000 20 3 0";
419                 case MAPINFO_TYPE_ASSAULT:         return "20 0";
420                 case MAPINFO_TYPE_RACE:            return "20 5 7 15 0";
421                 case MAPINFO_TYPE_ONSLAUGHT:       return "20 0";
422                 case MAPINFO_TYPE_NEXBALL:         return "5 20 0";
423                 case MAPINFO_TYPE_CTS:             return "20 0 0";
424                 case MAPINFO_TYPE_FREEZETAG:       return "10 20 0";
425                 // NOTE: DO NOT ADD ANY MORE GAME TYPES HERE
426                 // THIS IS JUST LEGACY SUPPORT FOR NEXUIZ MAPS
427                 // ONLY ADD NEW STUFF TO _MapInfo_GetDefaultEx
428                 // THIS FUNCTION WILL EVENTUALLY BE REMOVED
429                 default:                           return "";
430         }
431 }
432
433 void _MapInfo_Map_ApplyGametype(string s, float pWantedType, float pThisType, float load_default)
434 {
435         string sa;
436         MapInfo_Map_supportedGametypes |= pThisType;
437         if(!(pThisType & pWantedType))
438                 return;
439
440         if(load_default)
441                 _MapInfo_Map_ApplyGametype(_MapInfo_GetDefault(pThisType), pWantedType, pThisType, FALSE);
442
443         if(pWantedType == MAPINFO_TYPE_ASSAULT || pWantedType == MAPINFO_TYPE_ONSLAUGHT || pWantedType == MAPINFO_TYPE_RACE || pWantedType == MAPINFO_TYPE_CTS) // these modes don't use fraglimit
444         {
445                 cvar_set("fraglimit", "0");
446         }
447         else
448         {
449                 sa = car(s);
450                 if(sa != "")
451                         cvar_set("fraglimit", sa);
452                 s = cdr(s);
453         }
454
455         sa = car(s);
456         if(sa != "")
457                 cvar_set("timelimit", sa);
458         s = cdr(s);
459
460         if(pWantedType == MAPINFO_TYPE_TEAM_DEATHMATCH)
461         {
462                 sa = car(s);
463                 if(sa != "")
464                         cvar_set("g_tdm_teams", sa);
465                 s = cdr(s);
466         }
467
468         if(pWantedType == MAPINFO_TYPE_KEYHUNT)
469         {
470                 sa = car(s);
471                 if(sa != "")
472                         cvar_set("g_keyhunt_teams", sa);
473                 s = cdr(s);
474         }
475
476         if(pWantedType == MAPINFO_TYPE_CA)
477         {
478                 sa = car(s);
479                 if(sa != "")
480                         cvar_set("g_ca_teams", sa);
481                 s = cdr(s);
482         }
483
484         if(pWantedType == MAPINFO_TYPE_FREEZETAG)
485         {
486                 sa = car(s);
487                 if(sa != "")
488                         cvar_set("g_freezetag_teams", sa);
489                 s = cdr(s);
490         }
491
492         if(pWantedType == MAPINFO_TYPE_CTF)
493         {
494                 sa = car(s);
495                 if(sa != "")
496                         cvar_set("fraglimit", sa);
497                 s = cdr(s);
498         }
499
500         /* keepaway wuz here
501         if(pWantedType == MAPINFO_TYPE_KEEPAWAY)
502         {
503                 sa = car(s);
504                 if(sa != "")
505                         cvar_set("fraglimit", sa);
506                 s = cdr(s);
507         }
508         */
509
510         // rc = timelimit timelimit_qualification laps laps_teamplay
511         if(pWantedType == MAPINFO_TYPE_RACE)
512         {
513                 sa = car(s); if(sa == "") sa = cvar_string("timelimit");
514                 cvar_set("g_race_qualifying_timelimit", sa);
515                 s = cdr(s);
516
517                 sa = car(s);
518                 if(sa != "")
519                         if(cvar("g_race_teams") < 2)
520                                 cvar_set("fraglimit", sa);
521                 s = cdr(s);
522
523                 sa = car(s);
524                 if(sa != "")
525                         if(cvar("g_race_teams") >= 2)
526                                 cvar_set("fraglimit", sa);
527                 s = cdr(s);
528         }
529
530         if(pWantedType == MAPINFO_TYPE_CTS)
531         {
532                 sa = car(s);
533
534                 // this is the skill of the map
535                 // not parsed by anything yet
536                 // for map databases
537                 //if(sa != "")
538                 //      cvar_set("fraglimit", sa);
539
540                 s = cdr(s);
541         }
542
543         if(pWantedType == MAPINFO_TYPE_ASSAULT || pWantedType == MAPINFO_TYPE_ONSLAUGHT || pWantedType == MAPINFO_TYPE_CTS) // these modes don't use fraglimit
544         {
545                 cvar_set("leadlimit", "0");
546         }
547         else
548         {
549                 sa = car(s);
550                 if(sa != "")
551                         cvar_set("leadlimit", sa);
552                 s = cdr(s);
553         }
554 }
555
556 string _MapInfo_GetDefaultEx(float t)
557 {
558         entity e;
559         for(e = MapInfo_Type_first; e; e = e.enemy)
560                 if(t == e.items)
561                         return e.model2;
562         return "";
563 }
564
565 void _MapInfo_Map_ApplyGametypeEx(string s, float pWantedType, float pThisType)
566 {
567         string sa, k, v;
568         float p;
569         string fraglimit_normal;
570         string fraglimit_teams;
571
572         MapInfo_Map_supportedGametypes |= pThisType;
573         if(!(pThisType & pWantedType))
574                 return;
575
576         // reset all the cvars to their defaults
577
578         cvar_set("timelimit", cvar_defstring("timelimit"));
579         cvar_set("leadlimit", cvar_defstring("leadlimit"));
580         cvar_set("fraglimit", cvar_defstring("fraglimit"));
581         cvar_set("g_tdm_teams", cvar_defstring("g_tdm_teams"));
582         cvar_set("g_ca_teams", cvar_defstring("g_ca_teams"));
583         cvar_set("g_freezetag_teams", cvar_defstring("g_freezetag_teams"));
584         cvar_set("g_keyhunt_teams", cvar_defstring("g_keyhunt_teams"));
585         cvar_set("g_domination_default_teams", cvar_defstring("g_domination_default_teams"));
586         cvar_set("g_race_qualifying_timelimit", cvar_defstring("g_race_qualifying_timelimit"));
587
588         fraglimit_normal = string_null;
589         fraglimit_teams = string_null;
590
591         s = strcat(_MapInfo_GetDefaultEx(pWantedType), " ", s);
592         while(s != "")
593         {
594                 sa = car(s);
595                 s = cdr(s);
596
597                 if(sa == "")
598                         continue;
599
600                 p = strstrofs(sa, "=", 0);
601                 if(p < 0)
602                 {
603                         k = "timelimit";
604                         v = s;
605                 }
606                 else
607                 {
608                         k = substring(sa, 0, p);
609                         v = substring(sa, p+1, -1);
610                 }
611
612                 if(k == "timelimit")
613                 {
614                         cvar_set("timelimit", v);
615                 }
616                 else if(k == "leadlimit")
617                 {
618                         cvar_set("leadlimit", v);
619                 }
620                 else if(k == "pointlimit" || k == "fraglimit" || k == "lives" || k == "laplimit" || k == "caplimit")
621                 {
622                         fraglimit_normal = v;
623                 }
624                 else if(k == "teampointlimit" || k == "teamlaplimit")
625                 {
626                         fraglimit_teams = v;
627                 }
628                 else if(k == "teams")
629                 {
630                         cvar_set("g_tdm_teams", v);
631                         cvar_set("g_ca_teams", v);
632                         cvar_set("g_freezetag_teams", v);
633                         cvar_set("g_keyhunt_teams", v);
634                         cvar_set("g_domination_default_teams", v);
635                 }
636                 else if(k == "qualifying_timelimit")
637                 {
638                         cvar_set("g_race_qualifying_timelimit", v);
639                 }
640                 else if(k == "skill")
641                 {
642                         // ignore
643                 }
644                 else
645                 {
646                         print("Invalid gametype key in mapinfo: ", k, "\n");
647                 }
648         }
649
650         if(pWantedType == MAPINFO_TYPE_RACE && cvar("g_race_teams") >= 2)
651         {
652                 if(fraglimit_teams)
653                         cvar_set("fraglimit", fraglimit_teams);
654         }
655         else
656         {
657                 if(fraglimit_normal)
658                         cvar_set("fraglimit", fraglimit_normal);
659         }
660 }
661
662 float MapInfo_Type_FromString(string t)
663 {
664         entity e;
665         if(t == "nexball")
666         {
667                 print("MapInfo_Type_FromString (probably ", MapInfo_Map_bspname, "): using deprecated name '", t);
668                 t = "nb";
669                 print("'. Should use '", t, "'.\n");
670         }
671         if(t == "freezetag")
672         {
673                 print("MapInfo_Type_FromString (probably ", MapInfo_Map_bspname, "): using deprecated name '", t);
674                 t = "ft";
675                 print("'. Should use '", t, "'.\n");
676         }
677         if(t == "keepaway")
678         {
679                 print("MapInfo_Type_FromString (probably ", MapInfo_Map_bspname, "): using deprecated name '", t);
680                 t = "ka";
681                 print("'. Should use '", t, "'.\n");
682         }
683         if(t == "all")
684                 return MAPINFO_TYPE_ALL;
685         for(e = MapInfo_Type_first; e; e = e.enemy)
686                 if(t == e.mdl)
687                         return e.items;
688         return 0;
689 }
690
691 string MapInfo_Type_ToString(float t)
692 {
693         entity e;
694         if(t == MAPINFO_TYPE_ALL)
695                 return "all";
696         for(e = MapInfo_Type_first; e; e = e.enemy)
697                 if(t == e.items)
698                         return e.mdl;
699         return "";
700 }
701
702 string MapInfo_Type_ToText(float t)
703 {
704         entity e;
705         for(e = MapInfo_Type_first; e; e = e.enemy)
706                 if(t == e.items)
707                         return e.message;
708         /* xgettext:no-c-format */
709         return _("@!#%'n Tuba Throwing");
710 }
711
712 void _MapInfo_Parse_Settemp(string pFilename, string acl, float type, string s, float recurse)
713 {
714         string t;
715         float fh, o;
716         t = car(s); s = cdr(s);
717
718         // limited support of "" and comments
719         //   remove trailing and leading " of t
720         if(substring(t, 0, 1) == "\"")
721         {
722                 if(substring(t, -1, 1) == "\"")
723                         t = substring(t, 1, -2);
724         }
725
726         //   remove leading " of s
727         if(substring(s, 0, 1) == "\"")
728         {
729                 s = substring(s, 1, -1);
730         }
731         //   remove trailing " of s, and all that follows (cvar description)
732         o = strstrofs(s, "\"", 0);
733         if(o >= 0)
734                 s = substring(s, 0, o);
735
736         //   remove // comments
737         o = strstrofs(s, "//", 0);
738         if(o >= 0)
739                 s = substring(s, 0, o);
740
741         //   remove trailing spaces
742         while(substring(s, -1, 1) == " ")
743                 s = substring(s, 0, -2);
744
745         if(t == "#include")
746         {
747                 if(recurse > 0)
748                 {
749                         fh = fopen(s, FILE_READ);
750                         if(fh < 0)
751                                 print("Map ", pFilename, " references not existing config file ", s, "\n");
752                         else
753                         {
754                                 for(;;)
755                                 {
756                                         if (!((s = fgets(fh))))
757                                                 break;
758
759                                         // catch different sorts of comments
760                                         if(s == "")                    // empty lines
761                                                 continue;
762                                         if(substring(s, 0, 1) == "#")  // UNIX style
763                                                 continue;
764                                         if(substring(s, 0, 2) == "//") // C++ style
765                                                 continue;
766                                         if(substring(s, 0, 1) == "_")  // q3map style
767                                                 continue;
768
769                                         if(substring(s, 0, 4) == "set ")
770                                                 s = substring(s, 4, -1);
771                                         if(substring(s, 0, 5) == "seta ")
772                                                 s = substring(s, 5, -1);
773
774                                         _MapInfo_Parse_Settemp(pFilename, acl, type, s, recurse - 1);
775                                 }
776                                 fclose(fh);
777                         }
778                 }
779                 else
780                         print("Map ", pFilename, " uses too many levels of inclusion\n");
781         }
782         else if(t == "")
783                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
784         else if (!cvar_value_issafe(t))
785                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
786         else if (!cvar_value_issafe(s))
787                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
788         else if(matchacl(MAPINFO_SETTEMP_ACL_SYSTEM, t) <= 0)
789                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
790         else if(matchacl(acl, t) <= 0)
791                 print("Map ", pFilename, " contains a denied setting, ignored\n");
792         else
793         {
794                 if(type == 0) // server set
795                 {
796                         dprint("Applying temporary setting ", t, " := ", s, "\n");
797                         if(cvar("g_campaign"))
798                                 cvar_set(t, s); // this is a wrapper and is always temporary anyway; no need to backup old values then
799                         else
800                                 cvar_settemp(t, s);
801                 }
802                 else
803                 {
804                         dprint("Applying temporary client setting ", t, " := ", s, "\n");
805                         MapInfo_Map_clientstuff = strcat(
806                                         MapInfo_Map_clientstuff, "cl_cmd settemp \"", t, "\" \"", s, "\"\n"
807                                         );
808                 }
809         }
810 }
811
812 float MapInfo_isRedundant(string fn, string t)
813 {
814         // normalize file name
815         fn = strreplace("_", "-", fn);
816
817         // normalize visible title
818         t = strreplace(": ", "-", t);
819         t = strreplace(":", "-", t);
820         t = strreplace(" ", "-", t);
821         t = strreplace("_", "-", t);
822         t = strreplace("'", "-", t);
823
824         if(!strcasecmp(fn, t))
825                 return TRUE;
826
827         // we allow the visible title to have punctuation the file name does
828         // not, but not vice versa
829         t = strreplace("-", "", t);
830
831         if(!strcasecmp(fn, t))
832                 return TRUE;
833
834         return FALSE;
835 }
836
837 // load info about a map by name into the MapInfo_Map_* globals
838 float MapInfo_Get_ByName_NoFallbacks(string pFilename, float pAllowGenerate, float pGametypeToSet)
839 {
840         string fn;
841         string s, t;
842         float fh;
843         float r, f, n, i, p;
844         string acl;
845
846         acl = MAPINFO_SETTEMP_ACL_USER;
847
848         if(strstrofs(pFilename, "/", 0) >= 0)
849         {
850                 print("Invalid character in map name, ignored\n");
851                 return 0;
852         }
853
854         if(pGametypeToSet == 0)
855                 if(MapInfo_Cache_Retrieve(pFilename))
856                         return 1;
857
858         r = 1;
859
860         MapInfo_Map_bspname = pFilename;
861
862         // default all generic fields so they have "good" values in case something fails
863         fn = strcat("maps/", pFilename, ".mapinfo");
864         fh = fopen(fn, FILE_READ);
865         if(fh < 0)
866         {
867                 fn = strcat("maps/autogenerated/", pFilename, ".mapinfo");
868                 fh = fopen(fn, FILE_READ);
869                 if(fh < 0)
870                 {
871                         if(!pAllowGenerate)
872                                 return 0;
873                         _MapInfo_Map_Reset();
874                         r = _MapInfo_Generate(pFilename);
875                         if(!r)
876                                 return 0;
877                         fh = fopen(fn, FILE_WRITE);
878                         fputs(fh, strcat("title ", MapInfo_Map_title, "\n"));
879                         fputs(fh, strcat("description ", MapInfo_Map_description, "\n"));
880                         fputs(fh, strcat("author ", MapInfo_Map_author, "\n"));
881                         if(_MapInfo_Map_worldspawn_music != "")
882                         {
883                                 if(
884                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".wav"
885                                         ||
886                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".ogg"
887                                 )
888                                         fputs(fh, strcat("cdtrack ", substring(_MapInfo_Map_worldspawn_music, 0, strlen(_MapInfo_Map_worldspawn_music) - 4), "\n"));
889                                 else
890                                         fputs(fh, strcat("cdtrack ", _MapInfo_Map_worldspawn_music, "\n"));
891                         }
892                         else
893                         {
894                                 n = tokenize_console(cvar_string("g_cdtracks_remaplist"));
895                                 s = strcat(" ", cvar_string("g_cdtracks_dontusebydefault"), " ");
896                                 for(;;)
897                                 {
898                                         i = floor(random() * n);
899                                         if(strstrofs(s, strcat(" ", argv(i), " "), 0) < 0)
900                                                 break;
901                                 }
902                                 fputs(fh, strcat("cdtrack ", ftos(i + 1), "\n"));
903                         }
904                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_WEAPONS)
905                                 fputs(fh, "has weapons\n");
906                         else
907                                 fputs(fh, "// uncomment this if you added weapon pickups: has weapons\n");
908                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_TURRETS)
909                                 fputs(fh, "has turrets\n");
910                         else
911                                 fputs(fh, "// uncomment this if you added turrets: has turrets\n");
912                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_VEHICLES)
913                                 fputs(fh, "has vehicles\n");
914                         else
915                                 fputs(fh, "// uncomment this if you added vehicles: has vehicles\n");
916                         if(MapInfo_Map_flags & MAPINFO_FLAG_FRUSTRATING)
917                                 fputs(fh, "frustrating\n");
918
919                         for(i = 1; i <= MapInfo_Map_supportedGametypes; i *= 2)
920                                 if(MapInfo_Map_supportedGametypes & i)
921                                         fputs(fh, sprintf("gametype %s // defaults: %s\n", MapInfo_Type_ToString(i), _MapInfo_GetDefaultEx(i)));
922
923                         if(fexists(strcat("scripts/", pFilename, ".arena")))
924                                 fputs(fh, "settemp_for_type all sv_q3acompat_machineshotgunswap 1\n");
925
926                         fputs(fh, "// optional: fog density red green blue alpha mindist maxdist\n");
927                         fputs(fh, "// optional: settemp_for_type (all|gametypename) cvarname value\n");
928                         fputs(fh, "// optional: clientsettemp_for_type (all|gametypename) cvarname value\n");
929                         fputs(fh, "// optional: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
930                         fputs(fh, "// optional: hidden\n");
931
932                         fclose(fh);
933                         r = 2;
934                         // return r;
935                         fh = fopen(fn, FILE_READ);
936                         if(fh < 0)
937                                 error("... but I just wrote it!");
938                 }
939
940                 print("WARNING: autogenerated mapinfo file ", fn, " has been loaded; please edit that file and move it to maps/", pFilename, ".mapinfo\n");
941         }
942
943         _MapInfo_Map_Reset();
944         for(;;)
945         {
946                 if (!((s = fgets(fh))))
947                         break;
948
949                 // catch different sorts of comments
950                 if(s == "")                    // empty lines
951                         continue;
952                 if(substring(s, 0, 1) == "#")  // UNIX style
953                         continue;
954                 if(substring(s, 0, 2) == "//") // C++ style
955                         continue;
956                 if(substring(s, 0, 1) == "_")  // q3map style
957                         continue;
958
959                 p = strstrofs(s, "//", 0);
960                 if(p >= 0)
961                         s = substring(s, 0, p);
962
963                 t = car(s); s = cdr(s);
964                 if(t == "title")
965                         MapInfo_Map_title = s;
966                 else if(t == "description")
967                         MapInfo_Map_description = s;
968                 else if(t == "author")
969                         MapInfo_Map_author = s;
970                 else if(t == "has")
971                 {
972                         t = car(s); // s = cdr(s);
973                         if     (t == "weapons") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
974                         else if(t == "turrets") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_TURRETS;
975                         else if(t == "vehicles") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_VEHICLES;
976                         else if(t == "new_toys") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
977                         else
978                                 dprint("Map ", pFilename, " supports unknown feature ", t, ", ignored\n");
979                 }
980                 else if(t == "hidden")
981                 {
982                         MapInfo_Map_flags |= MAPINFO_FLAG_HIDDEN;
983                 }
984                 else if(t == "forbidden")
985                 {
986                         MapInfo_Map_flags |= MAPINFO_FLAG_FORBIDDEN;
987                 }
988                 else if(t == "frustrating")
989                 {
990                         MapInfo_Map_flags |= MAPINFO_FLAG_FRUSTRATING;
991                 }
992                 else if(t == "noautomaplist")
993                 {
994                         MapInfo_Map_flags |= MAPINFO_FLAG_NOAUTOMAPLIST;
995                 }
996                 else if(t == "type")
997                 {
998                         t = car(s); s = cdr(s);
999                         f = MapInfo_Type_FromString(t);
1000                         print("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");
1001                         if(f)
1002                                 _MapInfo_Map_ApplyGametype (s, pGametypeToSet, f, TRUE);
1003                         else
1004                                 dprint("Map ", pFilename, " supports unknown game type ", t, ", ignored\n");
1005                 }
1006                 else if(t == "gametype")
1007                 {
1008                         t = car(s); s = cdr(s);
1009                         f = MapInfo_Type_FromString(t);
1010                         if(f)
1011                                 _MapInfo_Map_ApplyGametypeEx (s, pGametypeToSet, f);
1012                         else
1013                                 dprint("Map ", pFilename, " supports unknown game type ", t, ", ignored\n");
1014                 }
1015                 else if(t == "size")
1016                 {
1017                         float a, b, c, d, e;
1018                         t = car(s); s = cdr(s); a = stof(t);
1019                         t = car(s); s = cdr(s); b = stof(t);
1020                         t = car(s); s = cdr(s); c = stof(t);
1021                         t = car(s); s = cdr(s); d = stof(t);
1022                         t = car(s); s = cdr(s); e = stof(t);
1023                         if(s == "")
1024                                 print("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");
1025                         else
1026                         {
1027                                 t = car(s); s = cdr(s); f = stof(t);
1028                                 if(s != "")
1029                                         print("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");
1030                                 else
1031                                 {
1032                                         if(a >= d || b >= e || c >= f)
1033                                                 print("Map ", pFilename, " contains an incorrect size line, mins have to be < maxs\n");
1034                                         else
1035                                         {
1036                                                 MapInfo_Map_mins_x = a;
1037                                                 MapInfo_Map_mins_y = b;
1038                                                 MapInfo_Map_mins_z = c;
1039                                                 MapInfo_Map_maxs_x = d;
1040                                                 MapInfo_Map_maxs_y = e;
1041                                                 MapInfo_Map_maxs_z = f;
1042                                         }
1043                                 }
1044                         }
1045                 }
1046                 else if(t == "settemp_for_type")
1047                 {
1048                         t = car(s); s = cdr(s);
1049                         if((f = MapInfo_Type_FromString(t)))
1050                         {
1051                                 if(f & pGametypeToSet)
1052                                 {
1053                                         _MapInfo_Parse_Settemp(pFilename, acl, 0, s, 1);
1054                                 }
1055                         }
1056                         else
1057                         {
1058                                 dprint("Map ", pFilename, " has a setting for unknown game type ", t, ", ignored\n");
1059                         }
1060                 }
1061                 else if(t == "clientsettemp_for_type")
1062                 {
1063                         t = car(s); s = cdr(s);
1064                         if((f = MapInfo_Type_FromString(t)))
1065                         {
1066                                 if(f & pGametypeToSet)
1067                                 {
1068                                         _MapInfo_Parse_Settemp(pFilename, acl, 1, s, 1);
1069                                 }
1070                         }
1071                         else
1072                         {
1073                                 dprint("Map ", pFilename, " has a client setting for unknown game type ", t, ", ignored\n");
1074                         }
1075                 }
1076                 else if(t == "fog")
1077                 {
1078                         if (!cvar_value_issafe(s))
1079                                 print("Map ", pFilename, " contains a potentially harmful fog setting, ignored\n");
1080                         else
1081                                 MapInfo_Map_fog = s;
1082                 }
1083                 else if(t == "cdtrack")
1084                 {
1085                         t = car(s); s = cdr(s);
1086                         if(pGametypeToSet) // FIXME is this check right here?
1087                         {
1088                                 if (!cvar_value_issafe(t))
1089                                         print("Map ", pFilename, " contains a potentially harmful cdtrack, ignored\n");
1090                                 else
1091                                         MapInfo_Map_clientstuff = strcat(
1092                                                 MapInfo_Map_clientstuff, "cd loop \"", t, "\"\n"
1093                                         );
1094                         }
1095                 }
1096                 else
1097                         dprint("Map ", pFilename, " provides unknown info item ", t, ", ignored\n");
1098         }
1099         fclose(fh);
1100
1101         if(MapInfo_Map_title == "<TITLE>")
1102                 MapInfo_Map_titlestring = MapInfo_Map_bspname;
1103         else if(MapInfo_isRedundant(MapInfo_Map_bspname, MapInfo_Map_title))
1104                 MapInfo_Map_titlestring = MapInfo_Map_title;
1105         else
1106                 MapInfo_Map_titlestring = sprintf(_("%s: %s"), MapInfo_Map_bspname, MapInfo_Map_title);
1107
1108         MapInfo_Cache_Store();
1109         if(MapInfo_Map_supportedGametypes != 0)
1110                 return r;
1111         dprint("Map ", pFilename, " supports no game types, ignored\n");
1112         return 0;
1113 }
1114 float MapInfo_Get_ByName(string pFilename, float pAllowGenerate, float pGametypeToSet)
1115 {
1116         float r = MapInfo_Get_ByName_NoFallbacks(pFilename, pAllowGenerate, pGametypeToSet);
1117
1118         if(cvar("g_tdm_on_dm_maps"))
1119         {
1120                 // if this is set, all DM maps support TDM too
1121                 if (!(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_TEAM_DEATHMATCH))
1122                         if(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_DEATHMATCH)
1123                                 _MapInfo_Map_ApplyGametypeEx ("", pGametypeToSet, MAPINFO_TYPE_TEAM_DEATHMATCH);
1124         }
1125
1126         if(pGametypeToSet)
1127         {
1128                 if(!(MapInfo_Map_supportedGametypes & pGametypeToSet))
1129                 {
1130                         error("Can't select the requested game type. This should never happen as the caller should prevent it!\n");
1131                         //_MapInfo_Map_ApplyGametypeEx("", pGametypeToSet, MAPINFO_TYPE_DEATHMATCH);
1132                         //return;
1133                 }
1134         }
1135
1136         return r;
1137 }
1138
1139 float MapInfo_FindName(string s)
1140 {
1141         // if there is exactly one map of prefix s, return it
1142         // if not, return the null string
1143         // note that DP sorts glob results... so I can use a binary search
1144         float l, r, m, cmp;
1145         l = 0;
1146         r = MapInfo_count;
1147         // invariants: r is behind s, l-1 is equal or before
1148         while(l != r)
1149         {
1150                 m = floor((l + r) / 2);
1151                 MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(m));
1152                 cmp = strcasecmp(MapInfo_FindName_match, s);
1153                 if(cmp == 0)
1154                         return m; // found and good
1155                 if(cmp < 0)
1156                         l = m + 1; // l-1 is before s
1157                 else
1158                         r = m; // behind s
1159         }
1160         MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(l));
1161         MapInfo_FindName_firstResult = l;
1162         // r == l, so: l is behind s, l-1 is before
1163         // SO: if there is any, l is the one with the right prefix
1164         //     and l+1 may be one too
1165         if(l == MapInfo_count)
1166         {
1167                 MapInfo_FindName_match = string_null;
1168                 MapInfo_FindName_firstResult = -1;
1169                 return -1; // no MapInfo_FindName_match, behind last item
1170         }
1171         if(!startsWithNocase(MapInfo_FindName_match, s))
1172         {
1173                 MapInfo_FindName_match = string_null;
1174                 MapInfo_FindName_firstResult = -1;
1175                 return -1; // wrong prefix
1176         }
1177         if(l == MapInfo_count - 1)
1178                 return l; // last one, nothing can follow => unique
1179         if(startsWithNocase(_MapInfo_GlobItem(MapInfo_FilterList_Lookup(l + 1)), s))
1180         {
1181                 MapInfo_FindName_match = string_null;
1182                 return -1; // ambigous MapInfo_FindName_match
1183         }
1184         return l;
1185 }
1186
1187 string MapInfo_FixName(string s)
1188 {
1189         MapInfo_FindName(s);
1190         return MapInfo_FindName_match;
1191 }
1192
1193 float MapInfo_CurrentFeatures()
1194 {
1195         float req;
1196         req = 0;
1197         if(!(cvar("g_lms") || cvar("g_minstagib") || cvar("g_nix") || cvar("g_weaponarena") || !cvar("g_pickup_items") || cvar("g_race") || cvar("g_cts") || cvar("g_nexball")))
1198                 req |= MAPINFO_FEATURE_WEAPONS;
1199         return req;
1200 }
1201
1202 float MapInfo_CurrentGametype()
1203 {
1204         float prev;
1205         entity e;
1206         prev = cvar("gamecfg");
1207         for(e = MapInfo_Type_first; e; e = e.enemy)
1208                 if(cvar(e.netname))
1209                         if(prev != e.items)
1210                                 return e.items;
1211         if(prev)
1212                 return prev;
1213         return MAPINFO_TYPE_DEATHMATCH;
1214 }
1215
1216 float _MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1217 {
1218         if(!MapInfo_Get_ByName(s, 1, 0))
1219                 return 0;
1220         if((MapInfo_Map_supportedGametypes & MapInfo_CurrentGametype()) == 0)
1221                 return 0;
1222         if((MapInfo_Map_supportedFeatures & MapInfo_CurrentFeatures()) != MapInfo_CurrentFeatures())
1223                 return 0;
1224         return 1;
1225 }
1226
1227 float MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1228 {
1229         float r;
1230         r = _MapInfo_CheckMap(s);
1231         MapInfo_ClearTemps();
1232         return r;
1233 }
1234
1235 void MapInfo_SwitchGameType(float t)
1236 {
1237         entity e;
1238         for(e = MapInfo_Type_first; e; e = e.enemy)
1239                 cvar_set(e.netname, (t == e.items) ? "1" : "0");
1240 }
1241
1242 void MapInfo_LoadMap(string s, float reinit)
1243 {
1244         MapInfo_Map_supportedGametypes = 0;
1245         // we shouldn't need this, as LoadMapSettings already fixes the gametype
1246         //if(!MapInfo_CheckMap(s))
1247         //{
1248         //      print("EMERGENCY: can't play the selected map in the given game mode. Falling back to DM.\n");
1249         //      MapInfo_SwitchGameType(MAPINFO_TYPE_DEATHMATCH);
1250         //}
1251
1252         cvar_settemp_restore();
1253         if(reinit)
1254                 localcmd(strcat("\nmap ", s, "\n"));
1255         else
1256                 localcmd(strcat("\nchangelevel ", s, "\n"));
1257 }
1258
1259 string MapInfo_ListAllowedMaps(float pRequiredFlags, float pForbiddenFlags)
1260 {
1261         string out;
1262         float i;
1263
1264         // to make absolutely sure:
1265         MapInfo_Enumerate();
1266         MapInfo_FilterGametype(MapInfo_CurrentGametype(), MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1267
1268         out = "";
1269         for(i = 0; i < MapInfo_count; ++i)
1270                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1271         return substring(out, 1, strlen(out) - 1);
1272 }
1273
1274 string MapInfo_ListAllAllowedMaps(float pRequiredFlags, float pForbiddenFlags)
1275 {
1276         string out;
1277         float i;
1278
1279         // to make absolutely sure:
1280         MapInfo_Enumerate();
1281         MapInfo_FilterGametype(MAPINFO_TYPE_ALL, 0, pRequiredFlags, pForbiddenFlags, 0);
1282
1283         out = "";
1284         for(i = 0; i < MapInfo_count; ++i)
1285                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1286
1287         MapInfo_FilterGametype(MapInfo_CurrentGametype(), MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1288
1289         return substring(out, 1, strlen(out) - 1);
1290 }
1291
1292 void MapInfo_LoadMapSettings_SaveGameType(float t)
1293 {
1294         MapInfo_SwitchGameType(t);
1295         cvar_set("gamecfg", ftos(t));
1296         MapInfo_LoadedGametype = t;
1297 }
1298
1299 void MapInfo_LoadMapSettings(string s) // to be called from worldspawn
1300 {
1301         float t;
1302
1303         t = MapInfo_CurrentGametype();
1304         MapInfo_LoadMapSettings_SaveGameType(t);
1305
1306         if(!_MapInfo_CheckMap(s)) // with underscore, it keeps temps
1307         {
1308                 if(cvar("g_mapinfo_allow_unsupported_modes_and_let_stuff_break"))
1309                 {
1310                         print("EMERGENCY: can't play the selected map in the given game mode. Working with only the override settings.\n");
1311                         _MapInfo_Map_ApplyGametypeEx("", t, t);
1312                         return; // do not call Get_ByName!
1313                 }
1314
1315                 if(MapInfo_Map_supportedGametypes == 0)
1316                 {
1317                         print("Mapinfo system is not functional at all. Assuming deathmatch.\n");
1318                         MapInfo_Map_supportedGametypes = MAPINFO_TYPE_DEATHMATCH;
1319                         MapInfo_LoadMapSettings_SaveGameType(MAPINFO_TYPE_DEATHMATCH);
1320                         _MapInfo_Map_ApplyGametypeEx("", MAPINFO_TYPE_DEATHMATCH, MAPINFO_TYPE_DEATHMATCH);
1321                         return; // do not call Get_ByName!
1322                 }
1323
1324                 t = 1;
1325                 while(!(MapInfo_Map_supportedGametypes & 1))
1326                 {
1327                         t *= 2;
1328                         MapInfo_Map_supportedGametypes = floor(MapInfo_Map_supportedGametypes / 2);
1329                 }
1330
1331                 // t is now a supported mode!
1332                 print("EMERGENCY: can't play the selected map in the given game mode. Falling back to a supported mode.\n");
1333                 MapInfo_LoadMapSettings_SaveGameType(t);
1334         }
1335         MapInfo_Get_ByName(s, 1, t);
1336 }
1337
1338 void MapInfo_ClearTemps()
1339 {
1340         MapInfo_Map_bspname = string_null;
1341         MapInfo_Map_title = string_null;
1342         MapInfo_Map_titlestring = string_null;
1343         MapInfo_Map_description = string_null;
1344         MapInfo_Map_author = string_null;
1345         MapInfo_Map_clientstuff = string_null;
1346         MapInfo_Map_supportedGametypes = 0;
1347         MapInfo_Map_supportedFeatures = 0;
1348 }
1349
1350 void MapInfo_Shutdown()
1351 {
1352         MapInfo_ClearTemps();
1353         MapInfo_Filter_Free();
1354         MapInfo_Cache_Destroy();
1355         if(_MapInfo_globopen)
1356         {
1357                 search_end(_MapInfo_globhandle);
1358                 _MapInfo_globhandle = -1;
1359                 _MapInfo_globopen = FALSE;
1360         }
1361 }
1362
1363 float MapInfo_ForbiddenFlags()
1364 {
1365         float f;
1366         f = MAPINFO_FLAG_FORBIDDEN;
1367
1368 #ifndef MENUQC
1369         if (!cvar("g_maplist_allow_hidden"))
1370 #endif
1371                 f |= MAPINFO_FLAG_HIDDEN;
1372
1373         if (!cvar("g_maplist_allow_frustrating"))
1374                 f |= MAPINFO_FLAG_FRUSTRATING;
1375
1376         return f;
1377 }
1378
1379 float MapInfo_RequiredFlags()
1380 {
1381         float f;
1382         f = 0;
1383
1384         if(cvar("g_maplist_allow_frustrating") > 1)
1385                 f |= MAPINFO_FLAG_FRUSTRATING;
1386
1387         return f;
1388 }