Merge branch 'samual/keepaway' into fruitiex/freezetag_vs_keepaway
[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) // empty string is NOT valid here!
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_description);
53         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_author);
54         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedGametypes));
55         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedFeatures));
56         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_flags));
57 }
58
59 float MapInfo_Cache_Retrieve(string map)
60 {
61         float i;
62         string s;
63         if(!_MapInfo_Cache_Active)
64                 return 0;
65
66         s = db_get(_MapInfo_Cache_DB_NameToIndex, map);
67         if(!s)
68                 return 0;
69         i = stof(s);
70
71         // now retrieve all the stuff
72         MapInfo_Map_bspname = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, i);
73         MapInfo_Map_title = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
74         MapInfo_Map_description = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
75         MapInfo_Map_author = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
76         MapInfo_Map_supportedGametypes = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
77         MapInfo_Map_supportedFeatures = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
78         MapInfo_Map_flags = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
79         return 1;
80 }
81
82 // GLOB HANDLING (for all BSP files)
83 float _MapInfo_globopen;
84 float _MapInfo_globcount; 
85 float _MapInfo_globhandle;
86 string _MapInfo_GlobItem(float i)
87 {
88         string s;
89         s = search_getfilename(_MapInfo_globhandle, i);
90         return substring(s, 5, strlen(s) - 9); // without maps/ and .bsp
91 }
92
93 void MapInfo_Enumerate()
94 {
95         if(_MapInfo_globopen)
96                 search_end(_MapInfo_globhandle);
97         MapInfo_Cache_Invalidate();
98         _MapInfo_globhandle = search_begin("maps/*.bsp", TRUE, TRUE);
99         _MapInfo_globcount = search_getsize(_MapInfo_globhandle);
100         _MapInfo_globopen = 1;
101 }
102
103 // filter the info by game type mask (updates MapInfo_count)
104 //
105 float _MapInfo_filtered;
106 float _MapInfo_filtered_allocated;
107 float MapInfo_FilterList_Lookup(float i)
108 {
109         return stof(bufstr_get(_MapInfo_filtered, i));
110 }
111
112 void _MapInfo_FilterList_swap(float i, float j, entity pass)
113 {
114         string h;
115         h = bufstr_get(_MapInfo_filtered, i);
116         bufstr_set(_MapInfo_filtered, i, bufstr_get(_MapInfo_filtered, j));
117         bufstr_set(_MapInfo_filtered, j, h);
118 }
119
120 float _MapInfo_FilterList_cmp(float i, float j, entity pass)
121 {
122         string a, b;
123         a = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, i)));
124         b = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, j)));
125         return strcasecmp(a, b);
126 }
127
128 float MapInfo_FilterGametype(float pGametype, float pFeatures, float pFlagsRequired, float pFlagsForbidden, float pAbortOnGenerate)
129 {
130         float i, j;
131         if not(_MapInfo_filtered_allocated)
132         {
133                 _MapInfo_filtered_allocated = 1;
134                 _MapInfo_filtered = buf_create();
135         }
136         MapInfo_count = 0;
137         for(i = 0, j = -1; i < _MapInfo_globcount; ++i)
138         {
139                 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.
140                         if(pAbortOnGenerate)
141                         {
142                                 dprint("Autogenerated a .mapinfo, doing the rest later.\n");
143                                 MapInfo_progress = i / _MapInfo_globcount;
144                                 return 0;
145                         }
146                 if((MapInfo_Map_supportedGametypes & pGametype) != 0)
147                 if((MapInfo_Map_supportedFeatures & pFeatures) == pFeatures)
148                 if((MapInfo_Map_flags & pFlagsForbidden) == 0)
149                 if((MapInfo_Map_flags & pFlagsRequired) == pFlagsRequired)
150                         bufstr_set(_MapInfo_filtered, ++j, ftos(i));
151         }
152         MapInfo_count = j + 1;
153         MapInfo_ClearTemps();
154         
155         // sometimes the glob isn't sorted nicely, so fix it here...
156         heapsort(MapInfo_count, _MapInfo_FilterList_swap, _MapInfo_FilterList_cmp, world);
157
158         return 1;
159 }
160
161 void MapInfo_Filter_Free()
162 {
163         if(_MapInfo_filtered_allocated)
164         {
165                 buf_del(_MapInfo_filtered);
166                 _MapInfo_filtered_allocated = 0;
167         }
168 }
169
170 // load info about the i-th map into the MapInfo_Map_* globals
171 string MapInfo_BSPName_ByID(float i)
172 {
173         return _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i));
174 }
175
176 string unquote(string s)
177 {
178         float i, j, l;
179         l = strlen(s);
180         j = -1;
181         for(i = 0; i < l; ++i)
182         {
183                 string ch;
184                 ch = substring(s, i, 1);
185                 if(ch != " ") if(ch != "\"")
186                 {
187                         for(j = strlen(s) - i - 1; j > 0; --j)
188                         {
189                                 ch = substring(s, i+j, 1);
190                                 if(ch != " ") if(ch != "\"")
191                                         return substring(s, i, j+1);
192                         }
193                         return substring(s, i, 1);
194                 }
195         }
196         return "";
197 }
198
199 float MapInfo_Get_ByID(float i)
200 {
201         if(MapInfo_Get_ByName(MapInfo_BSPName_ByID(i), 0, 0))
202                 return 1;
203         return 0;
204 }
205
206 string _MapInfo_Map_worldspawn_music;
207
208 float _MapInfo_Generate(string pFilename) // 0: failure, 1: ok ent, 2: ok bsp
209 {
210         string fn;
211         float fh;
212         string s, k, v;
213         vector o;
214         float i;
215         float inWorldspawn;
216         float r;
217         float twoBaseModes;
218         float diameter, spawnpoints;
219         float spawnplaces;
220
221         vector mapMins, mapMaxs;
222
223         r = 1;
224         fn = strcat("maps/", pFilename, ".ent");
225         fh = fopen(fn, FILE_READ);
226         if(fh < 0)
227         {
228                 r = 2;
229                 fn = strcat("maps/", pFilename, ".bsp");
230                 fh = fopen(fn, FILE_READ);
231         }
232         if(fh < 0)
233                 return 0;
234         print("Analyzing ", fn, " to generate initial mapinfo\n");
235
236         inWorldspawn = 2;
237         MapInfo_Map_flags = 0;
238         MapInfo_Map_supportedGametypes = 0;
239         spawnpoints = 0;
240         spawnplaces = 0;
241         _MapInfo_Map_worldspawn_music = "";
242
243         for(;;)
244         {
245                 if not((s = fgets(fh)))
246                         break;
247                 if(inWorldspawn == 1)
248                         if(startsWith(s, "}"))
249                                 inWorldspawn = 0;
250                 k = unquote(car(s));
251                 v = unquote(cdr(s));
252                 if(inWorldspawn)
253                 {
254                         if(k == "classname" && v == "worldspawn")
255                                 inWorldspawn = 1;
256                         else if(k == "author")
257                                 MapInfo_Map_author = v;
258                         else if(k == "_description")
259                                 MapInfo_Map_description = v;
260                         else if(k == "music")
261                                 _MapInfo_Map_worldspawn_music = v;
262                         else if(k == "noise")
263                                 _MapInfo_Map_worldspawn_music = v;
264                         else if(k == "message")
265                         {
266                                 i = strstrofs(v, " by ", 0);
267                                 if(MapInfo_Map_author == "<AUTHOR>" && i >= 0)
268                                 {
269                                         MapInfo_Map_title = substring(v, 0, i);
270                                         MapInfo_Map_author = substring(v, i + 4, strlen(v) - (i + 4));
271                                 }
272                                 else
273                                         MapInfo_Map_title = v;
274                         }
275                 }
276                 else
277                 {
278                         if(k == "origin")
279                         {
280                                 o = stov(strcat("'", v, "'"));
281                                 mapMins_x = min(mapMins_x, o_x);
282                                 mapMins_y = min(mapMins_y, o_y);
283                                 mapMins_z = min(mapMins_z, o_z);
284                                 mapMaxs_x = max(mapMaxs_x, o_x);
285                                 mapMaxs_y = max(mapMaxs_y, o_y);
286                                 mapMaxs_z = max(mapMaxs_z, o_z);
287                         }
288                         else if(k == "race_place")
289                         {
290                                 if(stof(v) > 0)
291                                         spawnplaces = 1;
292                         }
293                         else if(k == "classname")
294                         {
295                                 if(v == "dom_controlpoint")
296                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_DOMINATION;
297                                 else if(v == "item_flag_team2")
298                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTF;
299                                 else if(v == "team_CTF_blueflag")
300                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTF;
301                                 else if(v == "runematch_spawn_point")
302                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_RUNEMATCH;
303                                 else if(v == "target_assault_roundend")
304                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_ASSAULT;
305                                 else if(v == "onslaught_generator")
306                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_ONSLAUGHT;
307                                 else if(substring(v, 0, 8) == "nexball_" || substring(v, 0, 4) == "ball")
308                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_NEXBALL;
309                                 else if(v == "info_player_team1")
310                                         ++spawnpoints;
311                                 else if(v == "info_player_team2")
312                                         ++spawnpoints;
313                                 else if(v == "info_player_start")
314                                         ++spawnpoints;
315                                 else if(v == "info_player_deathmatch")
316                                         ++spawnpoints;
317                                 else if(v == "trigger_race_checkpoint")
318                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_RACE;
319                                 else if(v == "target_startTimer")
320                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS;
321                                 else if(v == "weapon_nex")
322                                         { }
323                                 else if(v == "weapon_railgun")
324                                         { }
325                                 else if(startsWith(v, "weapon_"))
326                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
327                                 else if(v == "target_music" || v == "trigger_music")
328                                         _MapInfo_Map_worldspawn_music = string_null; // don't use regular BGM
329                         }
330                 }
331         }
332         if(inWorldspawn)
333         {
334                 print(fn, " ended still in worldspawn, BUG\n");
335                 return 0;
336         }
337         diameter = vlen(mapMaxs - mapMins);
338
339         twoBaseModes = MapInfo_Map_supportedGametypes & (MAPINFO_TYPE_CTF | MAPINFO_TYPE_ASSAULT | MAPINFO_TYPE_RACE | MAPINFO_TYPE_NEXBALL);
340         if(twoBaseModes && (MapInfo_Map_supportedGametypes == twoBaseModes))
341         {
342                 // we have a CTF-only or Assault-only map. Don't add other modes then,
343                 // as the map is too symmetric for them.
344         }
345         else
346         {
347                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_DEATHMATCH;      // DM always works
348                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_RUNEMATCH;       // Rune always works
349                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_LMS;             // LMS always works
350                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_KEEPAWAY;                // Keepaway always works
351
352                 if(spawnpoints >= 8  && diameter > 4096) {
353                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_TEAM_DEATHMATCH;
354                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_FREEZETAG;
355                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CA;
356                 }
357                 if(                     diameter < 4096)
358                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_ARENA;
359                 if(spawnpoints >= 12 && diameter > 5120)
360                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_KEYHUNT;
361         }
362
363         if(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_RACE)
364         if(!spawnplaces)
365         {
366                 MapInfo_Map_supportedGametypes &~= MAPINFO_TYPE_RACE;
367                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS;
368         }
369
370         dprint("-> diameter ",    ftos(diameter));
371         dprint(";  spawnpoints ", ftos(spawnpoints));
372         dprint(";  modes ",       ftos(MapInfo_Map_supportedGametypes), "\n");
373
374         fclose(fh);
375
376         return r;
377 }
378
379 void _MapInfo_Map_Reset()
380 {
381         MapInfo_Map_title = "<TITLE>";
382         MapInfo_Map_description = "<DESCRIPTION>";
383         MapInfo_Map_author = "<AUTHOR>";
384         MapInfo_Map_supportedGametypes = 0;
385         MapInfo_Map_supportedFeatures = 0;
386         MapInfo_Map_flags = 0;
387         MapInfo_Map_clientstuff = "";
388         MapInfo_Map_fog = "";
389         MapInfo_Map_mins = '0 0 0';
390         MapInfo_Map_maxs = '0 0 0';
391 }
392
393 string _MapInfo_GetDefault(float t)
394 {
395         switch(t)
396         {
397                 case MAPINFO_TYPE_DEATHMATCH:      return "30 20 0";
398                 case MAPINFO_TYPE_TEAM_DEATHMATCH: return "50 20 2 0";
399                 case MAPINFO_TYPE_DOMINATION:      return "200 20 0";
400                 case MAPINFO_TYPE_CTF:             return "300 20 10 0";
401                 case MAPINFO_TYPE_RUNEMATCH:       return "200 20 0";
402                 case MAPINFO_TYPE_LMS:             return "9 20 0";
403                 case MAPINFO_TYPE_ARENA:           return "10 20 0";
404                 case MAPINFO_TYPE_CA:              return "10 20 0";
405                 case MAPINFO_TYPE_KEYHUNT:         return "1000 20 3 0";
406                 case MAPINFO_TYPE_ASSAULT:         return "20 0";
407                 case MAPINFO_TYPE_RACE:            return "20 5 7 15 0";
408                 case MAPINFO_TYPE_ONSLAUGHT:       return "20 0";
409                 case MAPINFO_TYPE_NEXBALL:         return "5 20 0";
410                 case MAPINFO_TYPE_CTS:             return "20 0 0";
411                 case MAPINFO_TYPE_FREEZETAG:       return "10 20 0";
412                 case MAPINFO_TYPE_KEEPAWAY:        return "30 20 0";
413                 default:                           return "";
414         }
415 }
416
417 void _MapInfo_Map_ApplyGametype(string s, float pWantedType, float pThisType, float load_default)
418 {
419         string sa;
420         MapInfo_Map_supportedGametypes |= pThisType;
421         if(!(pThisType & pWantedType))
422                 return;
423
424         if(load_default)
425                 _MapInfo_Map_ApplyGametype(_MapInfo_GetDefault(pThisType), pWantedType, pThisType, FALSE);
426         
427         if(pWantedType == MAPINFO_TYPE_ASSAULT || pWantedType == MAPINFO_TYPE_ONSLAUGHT || pWantedType == MAPINFO_TYPE_RACE || pWantedType == MAPINFO_TYPE_CTS) // these modes don't use fraglimit
428         {
429                 cvar_set("fraglimit", "0");
430         }
431         else
432         {
433                 sa = car(s);
434                 if(sa != "")
435                         cvar_set("fraglimit", sa);
436                 s = cdr(s);
437         }
438
439         sa = car(s);
440         if(sa != "")
441                 cvar_set("timelimit", sa);
442         s = cdr(s);
443
444         if(pWantedType == MAPINFO_TYPE_TEAM_DEATHMATCH)
445         {
446                 sa = car(s);
447                 if(sa != "")
448                         cvar_set("g_tdm_teams", sa);
449                 s = cdr(s);
450         }
451
452         if(pWantedType == MAPINFO_TYPE_KEYHUNT)
453         {
454                 sa = car(s);
455                 if(sa != "")
456                         cvar_set("g_keyhunt_teams", sa);
457                 s = cdr(s);
458         }
459
460         if(pWantedType == MAPINFO_TYPE_CTF)
461         {
462                 sa = car(s);
463                 if(sa != "")
464                         if(cvar("g_ctf_win_mode") < 2)
465                                 cvar_set("fraglimit", sa);
466                 s = cdr(s);
467         }
468
469         if(pWantedType == MAPINFO_TYPE_KEEPAWAY)
470         {
471                 sa = car(s);
472                 if(sa != "")
473                         cvar_set("fraglimit", sa);
474                 s = cdr(s);
475         }
476
477         // rc = timelimit timelimit_qualification laps laps_teamplay
478         if(pWantedType == MAPINFO_TYPE_RACE)
479         {
480                 sa = car(s); if(sa == "") sa = cvar_string("timelimit");
481                 cvar_set("g_race_qualifying_timelimit", sa);
482                 s = cdr(s);
483
484                 sa = car(s);
485                 if(sa != "")
486                         if(cvar("g_race_teams") < 2)
487                                 cvar_set("fraglimit", sa);
488                 s = cdr(s);
489
490                 sa = car(s);
491                 if(sa != "")
492                         if(cvar("g_race_teams") >= 2)
493                                 cvar_set("fraglimit", sa);
494                 s = cdr(s);
495         }
496
497         if(pWantedType == MAPINFO_TYPE_CTS)
498         {
499                 sa = car(s);
500
501                 // this is the skill of the map
502                 // not parsed by anything yet
503                 // for map databases
504                 //if(sa != "")
505                 //      cvar_set("fraglimit", sa);
506
507                 s = cdr(s);
508         }
509
510         if(pWantedType == MAPINFO_TYPE_ASSAULT || pWantedType == MAPINFO_TYPE_ONSLAUGHT || pWantedType == MAPINFO_TYPE_CTS) // these modes don't use fraglimit
511         {
512                 cvar_set("leadlimit", "0");
513         }
514         else
515         {
516                 sa = car(s);
517                 if(sa != "")
518                         cvar_set("leadlimit", sa);
519                 s = cdr(s);
520         }
521 }
522
523 string _MapInfo_GetDefaultEx(float t)
524 {
525         switch(t)
526         {
527                 case MAPINFO_TYPE_DEATHMATCH:      return "timelimit=20 pointlimit=30 leadlimit=0";
528                 case MAPINFO_TYPE_TEAM_DEATHMATCH: return "timelimit=20 pointlimit=50 teams=2 leadlimit=0";
529                 case MAPINFO_TYPE_DOMINATION:      return "timelimit=20 pointlimit=200 teams=2 leadlimit=0";
530                 case MAPINFO_TYPE_CTF:             return "timelimit=20 pointlimit=300 caplimit=10 leadlimit=0";
531                 case MAPINFO_TYPE_RUNEMATCH:       return "timelimit=20 pointlimit=200 leadlimit=0";
532                 case MAPINFO_TYPE_LMS:             return "timelimit=20 lives=9 leadlimit=0";
533                 case MAPINFO_TYPE_ARENA:           return "timelimit=20 pointlimit=10 leadlimit=0";
534                 case MAPINFO_TYPE_CA:              return "timelimit=20 pointlimit=10 leadlimit=0";
535                 case MAPINFO_TYPE_KEYHUNT:         return "timelimit=20 pointlimit=1000 teams=3 leadlimit=0";
536                 case MAPINFO_TYPE_ASSAULT:         return "timelimit=20";
537                 case MAPINFO_TYPE_RACE:            return "timelimit=20 qualifying_timelimit=5 laplimit=7 teamlaplimit=15 leadlimit=0";
538                 case MAPINFO_TYPE_ONSLAUGHT:       return "timelimit=20";
539                 case MAPINFO_TYPE_NEXBALL:         return "timelimit=20 pointlimit=5 leadlimit=0";
540                 case MAPINFO_TYPE_CTS:             return "timelimit=20 skill=-1";
541                 case MAPINFO_TYPE_FREEZETAG:       return "timelimit=20 pointlimit=10 teams=2 leadlimit=0";
542                 case MAPINFO_TYPE_KEEPAWAY:        return "timelimit=20 pointlimit=30";
543                 default:                           return "";
544         }
545 }
546
547 void _MapInfo_Map_ApplyGametypeEx(string s, float pWantedType, float pThisType)
548 {
549         string sa, k, v;
550         float p;
551         string fraglimit_normal;
552         string fraglimit_caps;
553         string fraglimit_teams;
554
555         MapInfo_Map_supportedGametypes |= pThisType;
556         if(!(pThisType & pWantedType))
557                 return;
558
559         // reset all the cvars to their defaults
560
561         cvar_set("timelimit", cvar_defstring("timelimit"));
562         cvar_set("leadlimit", cvar_defstring("leadlimit"));
563         cvar_set("fraglimit", cvar_defstring("fraglimit"));
564         cvar_set("g_tdm_teams", cvar_defstring("g_tdm_teams"));
565         cvar_set("g_keyhunt_teams", cvar_defstring("g_keyhunt_teams"));
566         cvar_set("g_domination_default_teams", cvar_defstring("g_domination_default_teams"));
567         cvar_set("g_race_qualifying_timelimit", cvar_defstring("g_race_qualifying_timelimit"));
568
569         fraglimit_normal = string_null;
570         fraglimit_caps = string_null;
571         fraglimit_teams = string_null;
572
573         s = strcat(_MapInfo_GetDefaultEx(pWantedType), " ", s);
574         while(s != "")
575         {
576                 sa = car(s);
577                 s = cdr(s);
578
579                 if(sa == "")
580                         continue;
581
582                 p = strstrofs(sa, "=", 0);
583                 if(p < 0)
584                 {
585                         k = "timelimit";
586                         v = s;
587                 }
588                 else
589                 {
590                         k = substring(sa, 0, p);
591                         v = substring(sa, p+1, -1);
592                 }
593
594                 if(k == "timelimit")
595                 {
596                         cvar_set("timelimit", v);
597                 }
598                 else if(k == "leadlimit")
599                 {
600                         cvar_set("leadlimit", v);
601                 }
602                 else if(k == "pointlimit" || k == "fraglimit" || k == "lives" || k == "laplimit")
603                 {
604                         fraglimit_normal = v;
605                 }
606                 else if(k == "caplimit")
607                 {
608                         fraglimit_caps = v;
609                 }
610                 else if(k == "teampointlimit" || k == "teamlaplimit")
611                 {
612                         fraglimit_teams = v;
613                 }
614                 else if(k == "teams")
615                 {
616                         cvar_set("g_tdm_teams", v);
617                         cvar_set("g_keyhunt_teams", v);
618                         cvar_set("g_domination_default_teams", v);
619                 }
620                 else if(k == "qualifying_timelimit")
621                 {
622                         cvar_set("g_race_qualifying_timelimit", v);
623                 }
624                 else if(k == "skill")
625                 {
626                         // ignore
627                 }
628                 else
629                 {
630                         print("Invalid gametype key in mapinfo: ", k, "\n");
631                 }
632         }
633
634         if(pWantedType == MAPINFO_TYPE_CTF && cvar("g_ctf_win_mode") < 2)
635         {
636                 if(fraglimit_caps)
637                         cvar_set("fraglimit", fraglimit_caps);
638         }
639         else if(pWantedType == MAPINFO_TYPE_RACE && cvar("g_race_teams") >= 2)
640         {
641                 if(fraglimit_teams)
642                         cvar_set("fraglimit", fraglimit_teams);
643         }
644         else
645         {
646                 if(fraglimit_normal)
647                         cvar_set("fraglimit", fraglimit_normal);
648         }
649 }
650
651 float MapInfo_Type_FromString(string t)
652 {
653         if     (t == "dm")      return MAPINFO_TYPE_DEATHMATCH;
654         else if(t == "tdm")     return MAPINFO_TYPE_TEAM_DEATHMATCH;
655         else if(t == "dom")     return MAPINFO_TYPE_DOMINATION;
656         else if(t == "ctf")     return MAPINFO_TYPE_CTF;
657         else if(t == "rune")    return MAPINFO_TYPE_RUNEMATCH;
658         else if(t == "lms")     return MAPINFO_TYPE_LMS;
659         else if(t == "arena")   return MAPINFO_TYPE_ARENA;
660         else if(t == "ca")      return MAPINFO_TYPE_CA;
661         else if(t == "kh")      return MAPINFO_TYPE_KEYHUNT;
662         else if(t == "as")      return MAPINFO_TYPE_ASSAULT;
663         else if(t == "ons")     return MAPINFO_TYPE_ONSLAUGHT;
664         else if(t == "rc")      return MAPINFO_TYPE_RACE;
665         else if(t == "nexball") return MAPINFO_TYPE_NEXBALL;
666         else if(t == "cts")     return MAPINFO_TYPE_CTS;
667         else if(t == "freezetag")       return MAPINFO_TYPE_FREEZETAG;
668         else if(t == "keepaway") return MAPINFO_TYPE_KEEPAWAY;
669         else if(t == "all")     return MAPINFO_TYPE_ALL;
670         else                    return 0;
671 }
672
673 string MapInfo_Type_ToString(float t)
674 {
675         if     (t == MAPINFO_TYPE_DEATHMATCH)      return "dm";
676         else if(t == MAPINFO_TYPE_TEAM_DEATHMATCH) return "tdm";
677         else if(t == MAPINFO_TYPE_DOMINATION)      return "dom";
678         else if(t == MAPINFO_TYPE_CTF)             return "ctf";
679         else if(t == MAPINFO_TYPE_RUNEMATCH)       return "rune";
680         else if(t == MAPINFO_TYPE_LMS)             return "lms";
681         else if(t == MAPINFO_TYPE_ARENA)           return "arena";
682         else if(t == MAPINFO_TYPE_CA)              return "ca";
683         else if(t == MAPINFO_TYPE_KEYHUNT)         return "kh";
684         else if(t == MAPINFO_TYPE_ASSAULT)         return "as";
685         else if(t == MAPINFO_TYPE_ONSLAUGHT)       return "ons";
686         else if(t == MAPINFO_TYPE_RACE)            return "rc";
687         else if(t == MAPINFO_TYPE_NEXBALL)         return "nexball";
688         else if(t == MAPINFO_TYPE_CTS)             return "cts";
689         else if(t == MAPINFO_TYPE_FREEZETAG)       return "freezetag";
690         else if(t == MAPINFO_TYPE_KEEPAWAY)        return "keepaway";
691         else if(t == MAPINFO_TYPE_ALL)             return "all";
692         else                                       return "";
693 }
694
695 void _MapInfo_Parse_Settemp(string pFilename, string acl, float type, string s, float recurse)
696 {
697         string t;
698         float fh, o;
699         t = car(s); s = cdr(s);
700
701         // limited support of "" and comments
702         //   remove trailing and leading " of t
703         if(substring(t, 0, 1) == "\"")
704         {
705                 if(substring(t, -1, 1) == "\"")
706                         t = substring(t, 1, -2);
707         }
708
709         //   remove leading " of s
710         if(substring(s, 0, 1) == "\"")
711         {
712                 s = substring(s, 1, -1);
713         }
714         //   remove trailing " of s, and all that follows (cvar description)
715         o = strstrofs(s, "\"", 0);
716         if(o >= 0)
717                 s = substring(s, 0, o);
718         
719         //   remove // comments
720         o = strstrofs(s, "//", 0);
721         if(o >= 0)
722                 s = substring(s, 0, o);
723         
724         //   remove trailing spaces
725         while(substring(s, -1, 1) == " ")
726                 s = substring(s, 0, -2);
727
728         if(t == "#include")
729         {
730                 if(recurse > 0)
731                 {
732                         fh = fopen(s, FILE_READ);
733                         if(fh < 0)
734                                 print("Map ", pFilename, " references not existing config file ", s, "\n");
735                         else
736                         {
737                                 for(;;)
738                                 {
739                                         if not((s = fgets(fh)))
740                                                 break;
741
742                                         // catch different sorts of comments
743                                         if(s == "")                    // empty lines
744                                                 continue;
745                                         if(substring(s, 0, 1) == "#")  // UNIX style
746                                                 continue;
747                                         if(substring(s, 0, 2) == "//") // C++ style
748                                                 continue;
749                                         if(substring(s, 0, 1) == "_")  // q3map style
750                                                 continue;
751
752                                         if(substring(s, 0, 4) == "set ")
753                                                 s = substring(s, 4, -1);
754                                         if(substring(s, 0, 5) == "seta ")
755                                                 s = substring(s, 5, -1);
756
757                                         _MapInfo_Parse_Settemp(pFilename, acl, type, s, recurse - 1);
758                                 }
759                                 fclose(fh);
760                         }
761                 }
762                 else
763                         print("Map ", pFilename, " uses too many levels of inclusion\n");
764         }
765         else if(t == "")
766                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
767         else if not(cvar_value_issafe(t))
768                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
769         else if not (cvar_value_issafe(s))
770                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
771         else if(matchacl(MAPINFO_SETTEMP_ACL_SYSTEM, t) <= 0)
772                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
773         else if(matchacl(acl, t) <= 0)
774                 print("Map ", pFilename, " contains a denied setting, ignored\n");
775         else
776         {
777                 if(type == 0) // server set
778                 {
779                         dprint("Applying temporary setting ", t, " := ", s, "\n");
780                         if(cvar("g_campaign"))
781                                 cvar_set(t, s); // this is a wrapper and is always temporary anyway; no need to backup old values then
782                         else
783                                 cvar_settemp(t, s);
784                 }
785                 else
786                 {
787                         dprint("Applying temporary client setting ", t, " := ", s, "\n");
788                         MapInfo_Map_clientstuff = strcat(
789                                         MapInfo_Map_clientstuff, "cl_cmd settemp \"", t, "\" \"", s, "\"\n"
790                                         );
791                 }
792         }
793 }
794
795 // load info about a map by name into the MapInfo_Map_* globals
796 float MapInfo_Get_ByName(string pFilename, float pAllowGenerate, float pGametypeToSet)
797 {
798         string fn;
799         string s, t;
800         float fh, fh2;
801         float r, f, n, i, p;
802         string acl;
803
804         acl = MAPINFO_SETTEMP_ACL_USER;
805
806         if(strstrofs(pFilename, "/", 0) >= 0)
807         {
808                 print("Invalid character in map name, ignored\n");
809                 return 0;
810         }
811
812         if(pGametypeToSet == 0)
813                 if(MapInfo_Cache_Retrieve(pFilename))
814                         return 1;
815
816         r = 1;
817
818         MapInfo_Map_bspname = pFilename;
819
820         // default all generic fields so they have "good" values in case something fails
821         fn = strcat("maps/", pFilename, ".mapinfo");
822         fh = fopen(fn, FILE_READ);
823         if(fh < 0)
824         {
825                 fn = strcat("maps/autogenerated/", pFilename, ".mapinfo");
826                 fh = fopen(fn, FILE_READ);
827                 if(fh < 0)
828                 {
829                         if(!pAllowGenerate)
830                                 return 0;
831                         _MapInfo_Map_Reset();
832                         r = _MapInfo_Generate(pFilename);
833                         if(!r)
834                                 return 0;
835                         fh = fopen(fn, FILE_WRITE);
836                         fputs(fh, strcat("title ", MapInfo_Map_title, "\n"));
837                         fputs(fh, strcat("description ", MapInfo_Map_description, "\n"));
838                         fputs(fh, strcat("author ", MapInfo_Map_author, "\n"));
839                         if(_MapInfo_Map_worldspawn_music != "")
840                         {
841                                 if(
842                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".wav"
843                                         ||
844                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".ogg"
845                                 )
846                                         fputs(fh, strcat("cdtrack ", substring(_MapInfo_Map_worldspawn_music, 0, strlen(_MapInfo_Map_worldspawn_music) - 4), "\n"));
847                                 else
848                                         fputs(fh, strcat("cdtrack ", _MapInfo_Map_worldspawn_music, "\n"));
849                         }
850                         else
851                         {
852                                 n = tokenize_console(cvar_string("g_cdtracks_remaplist"));
853                                 s = strcat(" ", cvar_string("g_cdtracks_dontusebydefault"), " ");
854                                 for(;;)
855                                 {
856                                         i = floor(random() * n);
857                                         if(strstrofs(s, strcat(" ", argv(i), " "), 0) < 0)
858                                                 break;
859                                 }
860                                 fputs(fh, strcat("cdtrack ", ftos(i + 1), "\n"));
861                         }
862                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_WEAPONS)
863                                 fputs(fh, "has weapons\n");
864                         else
865                                 fputs(fh, "// uncomment this if you added weapon pickups: has weapons\n");
866                         if(MapInfo_Map_flags & MAPINFO_FLAG_FRUSTRATING)
867                                 fputs(fh, "frustrating\n");
868
869                         for(i = 1; i <= MapInfo_Map_supportedGametypes; i *= 2)
870                                 if(MapInfo_Map_supportedGametypes & i)
871                                         fputs(fh, sprintf("gametype %s // defaults: %s\n", MapInfo_Type_ToString(i), _MapInfo_GetDefaultEx(i)));
872
873                         fh2 = fopen(strcat("scripts/", pFilename, ".arena"), FILE_READ);
874                         if(fh2 >= 0)
875                         {
876                                 fclose(fh2);
877                                 fputs(fh, "settemp_for_type all sv_q3acompat_machineshotgunswap 1\n");
878                         }
879
880                         fputs(fh, "// optional: fog density red green blue alpha mindist maxdist\n");
881                         fputs(fh, "// optional: settemp_for_type (all|gametypename) cvarname value\n");
882                         fputs(fh, "// optional: clientsettemp_for_type (all|gametypename) cvarname value\n");
883                         fputs(fh, "// optional: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
884                         fputs(fh, "// optional: hidden\n");
885
886                         fclose(fh);
887                         r = 2;
888                         // return r;
889                         fh = fopen(fn, FILE_READ);
890                         if(fh < 0)
891                                 error("... but I just wrote it!");
892                 }
893
894                 print("WARNING: autogenerated mapinfo file ", fn, " has been loaded; please edit that file and move it to maps/", pFilename, ".mapinfo\n");
895         }
896
897         _MapInfo_Map_Reset();
898         for(;;)
899         {
900                 if not((s = fgets(fh)))
901                         break;
902
903                 // catch different sorts of comments
904                 if(s == "")                    // empty lines
905                         continue;
906                 if(substring(s, 0, 1) == "#")  // UNIX style
907                         continue;
908                 if(substring(s, 0, 2) == "//") // C++ style
909                         continue;
910                 if(substring(s, 0, 1) == "_")  // q3map style
911                         continue;
912
913                 p = strstrofs(s, "//", 0);
914                 if(p >= 0)
915                         s = substring(s, 0, p);
916
917                 t = car(s); s = cdr(s);
918                 if(t == "title")
919                         MapInfo_Map_title = s;
920                 else if(t == "description")
921                         MapInfo_Map_description = s;
922                 else if(t == "author")
923                         MapInfo_Map_author = s;
924                 else if(t == "has")
925                 {
926                         t = car(s); s = cdr(s);
927                         if     (t == "weapons") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
928                         else if(t == "new_toys") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
929                         else
930                                 dprint("Map ", pFilename, " supports unknown feature ", t, ", ignored\n");
931                 }
932                 else if(t == "hidden")
933                 {
934                         MapInfo_Map_flags |= MAPINFO_FLAG_HIDDEN;
935                 }
936                 else if(t == "forbidden")
937                 {
938                         MapInfo_Map_flags |= MAPINFO_FLAG_FORBIDDEN;
939                 }
940                 else if(t == "frustrating")
941                 {
942                         MapInfo_Map_flags |= MAPINFO_FLAG_FRUSTRATING;
943                 }
944                 else if(t == "type")
945                 {
946                         t = car(s); s = cdr(s);
947                         f = MapInfo_Type_FromString(t);
948                         if(f)
949                                 _MapInfo_Map_ApplyGametype (s, pGametypeToSet, f, TRUE);
950                         else
951                                 dprint("Map ", pFilename, " supports unknown game type ", t, ", ignored\n");
952                 }
953                 else if(t == "gametype")
954                 {
955                         t = car(s); s = cdr(s);
956                         f = MapInfo_Type_FromString(t);
957                         if(f)
958                                 _MapInfo_Map_ApplyGametypeEx (s, pGametypeToSet, f);
959                         else
960                                 dprint("Map ", pFilename, " supports unknown game type ", t, ", ignored\n");
961                 }
962                 else if(t == "size")
963                 {
964                         float a, b, c, d, e;
965                         t = car(s); s = cdr(s); a = stof(t);
966                         t = car(s); s = cdr(s); b = stof(t);
967                         t = car(s); s = cdr(s); c = stof(t);
968                         t = car(s); s = cdr(s); d = stof(t);
969                         t = car(s); s = cdr(s); e = stof(t);
970                         if(s == "")
971                                 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");
972                         else
973                         {
974                                 t = car(s); s = cdr(s); f = stof(t);
975                                 if(s != "")
976                                         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");
977                                 else
978                                 {
979                                         if(a >= d || b >= e || c >= f)
980                                                 print("Map ", pFilename, " contains an incorrect size line, mins have to be < maxs\n");
981                                         else
982                                         {
983                                                 MapInfo_Map_mins_x = a;
984                                                 MapInfo_Map_mins_y = b;
985                                                 MapInfo_Map_mins_z = c;
986                                                 MapInfo_Map_maxs_x = d;
987                                                 MapInfo_Map_maxs_y = e;
988                                                 MapInfo_Map_maxs_z = f;
989                                         }
990                                 }
991                         }
992                 }
993                 else if(t == "settemp_for_type")
994                 {
995                         t = car(s); s = cdr(s);
996                         if((f = MapInfo_Type_FromString(t)))
997                         {
998                                 if(f & pGametypeToSet)
999                                 {
1000                                         _MapInfo_Parse_Settemp(pFilename, acl, 0, s, 1);
1001                                 }
1002                         }
1003                         else
1004                         {
1005                                 dprint("Map ", pFilename, " has a setting for unknown game type ", t, ", ignored\n");
1006                         }
1007                 }
1008                 else if(t == "clientsettemp_for_type")
1009                 {
1010                         t = car(s); s = cdr(s);
1011                         if((f = MapInfo_Type_FromString(t)))
1012                         {
1013                                 if(f & pGametypeToSet)
1014                                 {
1015                                         _MapInfo_Parse_Settemp(pFilename, acl, 1, s, 1);
1016                                 }
1017                         }
1018                         else
1019                         {
1020                                 dprint("Map ", pFilename, " has a client setting for unknown game type ", t, ", ignored\n");
1021                         }
1022                 }
1023                 else if(t == "fog")
1024                 {
1025                         if not(cvar_value_issafe(t))
1026                                 print("Map ", pFilename, " contains a potentially harmful fog setting, ignored\n");
1027                         else
1028                                 MapInfo_Map_fog = s;
1029                 }
1030                 else if(t == "cdtrack")
1031                 {
1032                         if(pGametypeToSet)
1033                         {
1034                                 if not(cvar_value_issafe(t))
1035                                         print("Map ", pFilename, " contains a potentially harmful cdtrack, ignored\n");
1036                                 else
1037                                         MapInfo_Map_clientstuff = strcat(
1038                                                 MapInfo_Map_clientstuff, "cd loop \"", s, "\"\n"
1039                                         );
1040                         }
1041                 }
1042                 else
1043                         dprint("Map ", pFilename, " provides unknown info item ", t, ", ignored\n");
1044         }
1045         fclose(fh);
1046
1047         if(pGametypeToSet)
1048         {
1049                 if(!(MapInfo_Map_supportedGametypes & pGametypeToSet))
1050                 {
1051                         error("Can't select the requested game type. This should never happen as the caller should prevent it!\n");
1052                         //_MapInfo_Map_ApplyGametypeEx("", pGametypeToSet, MAPINFO_TYPE_DEATHMATCH);
1053                         //return;
1054                 }
1055         }
1056
1057         MapInfo_Cache_Store();
1058         if(MapInfo_Map_supportedGametypes != 0)
1059                 return r;
1060         dprint("Map ", pFilename, " supports no game types, ignored\n");
1061         return 0;
1062 }
1063
1064 float MapInfo_FindName(string s)
1065 {
1066         // if there is exactly one map of prefix s, return it
1067         // if not, return the null string
1068         // note that DP sorts glob results... so I can use a binary search
1069         float l, r, m, cmp;
1070         l = 0;
1071         r = MapInfo_count;
1072         // invariants: r is behind s, l-1 is equal or before
1073         while(l != r)
1074         {
1075                 m = floor((l + r) / 2);
1076                 MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(m));
1077                 cmp = strcasecmp(MapInfo_FindName_match, s);
1078                 if(cmp == 0)
1079                         return m; // found and good
1080                 if(cmp < 0)
1081                         l = m + 1; // l-1 is before s
1082                 else
1083                         r = m; // behind s
1084         }
1085         MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(l));
1086         MapInfo_FindName_firstResult = l;
1087         // r == l, so: l is behind s, l-1 is before
1088         // SO: if there is any, l is the one with the right prefix
1089         //     and l+1 may be one too
1090         if(l == MapInfo_count)
1091         {
1092                 MapInfo_FindName_match = string_null;
1093                 MapInfo_FindName_firstResult = -1;
1094                 return -1; // no MapInfo_FindName_match, behind last item
1095         }
1096         if(!startsWithNocase(MapInfo_FindName_match, s))
1097         {
1098                 MapInfo_FindName_match = string_null;
1099                 MapInfo_FindName_firstResult = -1;
1100                 return -1; // wrong prefix
1101         }
1102         if(l == MapInfo_count - 1)
1103                 return l; // last one, nothing can follow => unique
1104         if(startsWithNocase(_MapInfo_GlobItem(MapInfo_FilterList_Lookup(l + 1)), s))
1105         {
1106                 MapInfo_FindName_match = string_null;
1107                 return -1; // ambigous MapInfo_FindName_match
1108         }
1109         return l;
1110 }
1111
1112 string MapInfo_FixName(string s)
1113 {
1114         MapInfo_FindName(s);
1115         return MapInfo_FindName_match;
1116 }
1117
1118 float MapInfo_CurrentFeatures()
1119 {
1120         float req;
1121         req = 0;
1122         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")))
1123                 req |= MAPINFO_FEATURE_WEAPONS;
1124         return req;
1125 }
1126
1127 float MapInfo_CurrentGametype()
1128 {
1129         if(cvar("g_domination"))
1130                 return MAPINFO_TYPE_DOMINATION;
1131         else if(cvar("g_ctf"))
1132                 return MAPINFO_TYPE_CTF;
1133         else if(cvar("g_runematch"))
1134                 return MAPINFO_TYPE_RUNEMATCH;
1135         else if(cvar("g_tdm"))
1136                 return MAPINFO_TYPE_TEAM_DEATHMATCH;
1137         else if(cvar("g_assault"))
1138                 return MAPINFO_TYPE_ASSAULT;
1139         else if(cvar("g_lms"))
1140                 return MAPINFO_TYPE_LMS;
1141         else if(cvar("g_arena"))
1142                 return MAPINFO_TYPE_ARENA;
1143         else if(cvar("g_ca"))
1144                 return MAPINFO_TYPE_CA; 
1145         else if(cvar("g_keyhunt"))
1146                 return MAPINFO_TYPE_KEYHUNT;
1147         else if(cvar("g_onslaught"))
1148                 return MAPINFO_TYPE_ONSLAUGHT;
1149         else if(cvar("g_race"))
1150                 return MAPINFO_TYPE_RACE;
1151         else if(cvar("g_nexball"))
1152                 return MAPINFO_TYPE_NEXBALL;
1153         else if(cvar("g_cts"))
1154                 return MAPINFO_TYPE_CTS;
1155         else if(cvar("g_freezetag"))
1156                 return MAPINFO_TYPE_FREEZETAG;
1157         else if(cvar("g_keepaway"))
1158                 return MAPINFO_TYPE_KEEPAWAY;
1159         else
1160                 return MAPINFO_TYPE_DEATHMATCH;
1161 }
1162
1163 float _MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1164 {
1165         if(!MapInfo_Get_ByName(s, 1, 0))
1166                 return 0;
1167         if((MapInfo_Map_supportedGametypes & MapInfo_CurrentGametype()) == 0)
1168                 return 0;
1169         if((MapInfo_Map_supportedFeatures & MapInfo_CurrentFeatures()) != MapInfo_CurrentFeatures())
1170                 return 0;
1171         return 1;
1172 }
1173
1174 float MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1175 {
1176         float r;
1177         r = _MapInfo_CheckMap(s);
1178         MapInfo_ClearTemps();
1179         return r;
1180 }
1181
1182 string MapInfo_GetGameTypeCvar(float t)
1183 {
1184         switch(t)
1185         {
1186                 case MAPINFO_TYPE_DEATHMATCH: return "g_dm";
1187                 case MAPINFO_TYPE_TEAM_DEATHMATCH: return "g_tdm";
1188                 case MAPINFO_TYPE_DOMINATION: return "g_domination";
1189                 case MAPINFO_TYPE_CTF: return "g_ctf";
1190                 case MAPINFO_TYPE_RUNEMATCH: return "g_runematch";
1191                 case MAPINFO_TYPE_LMS: return "g_lms";
1192                 case MAPINFO_TYPE_ARENA: return "g_arena";
1193                 case MAPINFO_TYPE_CA: return "g_ca";
1194                 case MAPINFO_TYPE_KEYHUNT: return "g_kh";
1195                 case MAPINFO_TYPE_ASSAULT: return "g_assault";
1196                 case MAPINFO_TYPE_ONSLAUGHT: return "g_onslaught";
1197                 case MAPINFO_TYPE_RACE: return "g_race";
1198                 case MAPINFO_TYPE_NEXBALL: return "g_nexball";
1199                 case MAPINFO_TYPE_FREEZETAG: return "g_freezetag";
1200                 case MAPINFO_TYPE_CTS: return "g_cts";
1201                 case MAPINFO_TYPE_KEEPAWAY:             return "g_keepaway";
1202                 default: return "";
1203         }
1204 }
1205
1206 void MapInfo_SwitchGameType(float t)
1207 {
1208         cvar_set("gamecfg",      "0");
1209         cvar_set("g_dm",         (t == MAPINFO_TYPE_DEATHMATCH)      ? "1" : "0");
1210         cvar_set("g_tdm",        (t == MAPINFO_TYPE_TEAM_DEATHMATCH) ? "1" : "0");
1211         cvar_set("g_domination", (t == MAPINFO_TYPE_DOMINATION)      ? "1" : "0");
1212         cvar_set("g_ctf",        (t == MAPINFO_TYPE_CTF)             ? "1" : "0");
1213         cvar_set("g_runematch",  (t == MAPINFO_TYPE_RUNEMATCH)       ? "1" : "0");
1214         cvar_set("g_lms",        (t == MAPINFO_TYPE_LMS)             ? "1" : "0");
1215         cvar_set("g_arena",      (t == MAPINFO_TYPE_ARENA)           ? "1" : "0");
1216         cvar_set("g_ca",         (t == MAPINFO_TYPE_CA)              ? "1" : "0");
1217         cvar_set("g_keyhunt",    (t == MAPINFO_TYPE_KEYHUNT)         ? "1" : "0");
1218         cvar_set("g_assault",    (t == MAPINFO_TYPE_ASSAULT)         ? "1" : "0");
1219         cvar_set("g_onslaught",  (t == MAPINFO_TYPE_ONSLAUGHT)       ? "1" : "0");
1220         cvar_set("g_race",       (t == MAPINFO_TYPE_RACE)            ? "1" : "0");
1221         cvar_set("g_nexball",    (t == MAPINFO_TYPE_NEXBALL)         ? "1" : "0");
1222         cvar_set("g_cts",        (t == MAPINFO_TYPE_CTS)             ? "1" : "0");
1223         cvar_set("g_freezetag",  (t == MAPINFO_TYPE_FREEZETAG)       ? "1" : "0");
1224         cvar_set("g_keepaway",   (t == MAPINFO_TYPE_KEEPAWAY)        ? "1" : "0");
1225 }
1226
1227 void MapInfo_LoadMap(string s)
1228 {
1229         MapInfo_Map_supportedGametypes = 0;
1230         // we shouldn't need this, as LoadMapSettings already fixes the gametype
1231         //if(!MapInfo_CheckMap(s))
1232         //{
1233         //      print("EMERGENCY: can't play the selected map in the given game mode. Falling back to DM.\n");
1234         //      MapInfo_SwitchGameType(MAPINFO_TYPE_DEATHMATCH);
1235         //}
1236         localcmd(strcat("\nsettemp_restore\nchangelevel ", s, "\n"));
1237 }
1238
1239 string MapInfo_ListAllowedMaps(float pRequiredFlags, float pForbiddenFlags)
1240 {
1241         string out;
1242         float i;
1243
1244         // to make absolutely sure:
1245         MapInfo_Enumerate();
1246         MapInfo_FilterGametype(MapInfo_CurrentGametype(), MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1247
1248         out = "";
1249         for(i = 0; i < MapInfo_count; ++i)
1250                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1251         return substring(out, 1, strlen(out) - 1);
1252 }
1253
1254 void MapInfo_LoadMapSettings(string s) // to be called from worldspawn
1255 {
1256         float t, t0;
1257         if(!_MapInfo_CheckMap(s)) // with underscore, it keeps temps
1258         {
1259                 if(MapInfo_Map_supportedGametypes == 0)
1260                 {
1261                         print("Mapinfo system is not functional at all. Assuming deathmatch.\n");
1262                         MapInfo_Map_supportedGametypes = MAPINFO_TYPE_DEATHMATCH;
1263                         _MapInfo_Map_ApplyGametypeEx("", t0, t0);
1264                         return; // do not call Get_ByName!
1265                 }
1266
1267                 t = 1;
1268                 while(!(MapInfo_Map_supportedGametypes & 1))
1269                 {
1270                         t *= 2;
1271                         MapInfo_Map_supportedGametypes = floor(MapInfo_Map_supportedGametypes / 2);
1272                 }
1273                 // t is now a supported mode!
1274                 t0 = MapInfo_CurrentGametype();
1275                 if(cvar("g_mapinfo_allow_unsupported_modes_and_let_stuff_break"))
1276                 {
1277                         print("EMERGENCY: can't play the selected map in the given game mode. Working with only the override settings.\n");
1278                         cvar_settemp_restore();
1279                         _MapInfo_Map_ApplyGametypeEx("", t0, t0);
1280                         return; // do not call Get_ByName!
1281                 }
1282                 else
1283                 {
1284                         print("EMERGENCY: can't play the selected map in the given game mode. Falling back to a supported mode.\n");
1285                         MapInfo_SwitchGameType(t);
1286                 }
1287         }
1288         cvar_settemp_restore();
1289         MapInfo_Get_ByName(s, 1, MapInfo_CurrentGametype());
1290 }
1291
1292 void MapInfo_ClearTemps()
1293 {
1294         MapInfo_Map_bspname = string_null;
1295         MapInfo_Map_title = string_null;
1296         MapInfo_Map_description = string_null;
1297         MapInfo_Map_author = string_null;
1298         MapInfo_Map_clientstuff = string_null;
1299         MapInfo_Map_supportedGametypes = 0;
1300         MapInfo_Map_supportedFeatures = 0;
1301 }
1302
1303 void MapInfo_Shutdown()
1304 {
1305         MapInfo_ClearTemps();
1306         MapInfo_Filter_Free();
1307         MapInfo_Cache_Destroy();
1308         if(_MapInfo_globopen)
1309         {
1310                 search_end(_MapInfo_globhandle);
1311                 _MapInfo_globhandle = -1;
1312                 _MapInfo_globopen = FALSE;
1313         }
1314 }
1315
1316 float MapInfo_ForbiddenFlags()
1317 {
1318         float f;
1319         f = MAPINFO_FLAG_FORBIDDEN;
1320
1321 #ifndef MENUQC
1322         if not(cvar("g_maplist_allow_hidden"))
1323 #endif
1324                 f |= MAPINFO_FLAG_HIDDEN;
1325
1326         if not(cvar("g_maplist_allow_frustrating"))
1327                 f |= MAPINFO_FLAG_FRUSTRATING;
1328
1329         return f;
1330 }
1331
1332 float MapInfo_RequiredFlags()
1333 {
1334         float f;
1335         f = 0;
1336
1337         if(cvar("g_maplist_allow_frustrating") > 1)
1338                 f |= MAPINFO_FLAG_FRUSTRATING;
1339
1340         return f;
1341 }