]> git.xonotic.org Git - xonotic/xonotic-data.pk3dir.git/blob - qcsrc/common/mapinfo.qc
Skip commented out lines when scanning .arena files for map information
[xonotic/xonotic-data.pk3dir.git] / qcsrc / common / mapinfo.qc
1 #include "mapinfo.qh"
2 #if defined(CSQC)
3         #include <common/util.qh>
4         #include <common/weapons/_all.qh>
5 #elif defined(MENUQC)
6 #elif defined(SVQC)
7         #include <common/util.qh>
8         #include <common/monsters/_mod.qh>
9 #endif
10
11 bool autocvar_g_mapinfo_arena_compat = true;
12 bool autocvar_g_mapinfo_arena_generate = false;
13
14 #ifdef MENUQC
15 #define WARN_COND false
16 #else
17 bool autocvar_g_mapinfo_ignore_warnings;
18 #define WARN_COND (!autocvar_g_mapinfo_ignore_warnings && MapInfo_Map_bspname == mi_shortname)
19 #endif
20
21 // generic string stuff
22
23 int _MapInfo_Cache_Active;
24 int _MapInfo_Cache_DB_NameToIndex;
25 int _MapInfo_Cache_Buf_IndexToMapData;
26
27 void MapInfo_Cache_Destroy()
28 {
29         if(!_MapInfo_Cache_Active)
30                 return;
31
32         db_close(_MapInfo_Cache_DB_NameToIndex);
33         buf_del(_MapInfo_Cache_Buf_IndexToMapData);
34         _MapInfo_Cache_Active = 0;
35 }
36
37 void MapInfo_Cache_Create()
38 {
39         MapInfo_Cache_Destroy();
40         _MapInfo_Cache_DB_NameToIndex = db_create();
41         _MapInfo_Cache_Buf_IndexToMapData = buf_create();
42         _MapInfo_Cache_Active = 1;
43 }
44
45 void MapInfo_Cache_Invalidate()
46 {
47         if(!_MapInfo_Cache_Active)
48                 return;
49
50         MapInfo_Cache_Create();
51 }
52
53 void MapInfo_Cache_Store()
54 {
55         float i;
56         string s;
57         if(!_MapInfo_Cache_Active)
58                 return;
59
60         s = db_get(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname);
61         if(s == "")
62         {
63                 i = buf_getsize(_MapInfo_Cache_Buf_IndexToMapData);
64                 db_put(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname, ftos(i));
65         }
66         else
67                 i = stof(s);
68
69         // now store all the stuff
70         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData,   i, MapInfo_Map_bspname);
71         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_title);
72         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_titlestring);
73         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_description);
74         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_author);
75         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedGametypes));
76         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedFeatures));
77         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_flags));
78 }
79
80 float MapInfo_Cache_Retrieve(string map)
81 {
82         float i;
83         string s;
84         if(!_MapInfo_Cache_Active)
85                 return 0;
86
87         s = db_get(_MapInfo_Cache_DB_NameToIndex, map);
88         if(s == "")
89                 return 0;
90         i = stof(s);
91
92         // now retrieve all the stuff
93         MapInfo_Map_bspname = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, i);
94         MapInfo_Map_title = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
95         MapInfo_Map_titlestring = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
96         MapInfo_Map_description = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
97         MapInfo_Map_author = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
98         MapInfo_Map_supportedGametypes = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
99         MapInfo_Map_supportedFeatures = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
100         MapInfo_Map_flags = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
101
102         return 1;
103 }
104
105 // GLOB HANDLING (for all BSP files)
106 float _MapInfo_globopen;
107 float _MapInfo_globcount;
108 float _MapInfo_globhandle;
109 string _MapInfo_GlobItem(float i)
110 {
111         string s;
112         if(!_MapInfo_globopen)
113                 return string_null;
114         s = search_getfilename(_MapInfo_globhandle, i);
115         return substring(s, 5, strlen(s) - 9); // without maps/ and .bsp
116 }
117
118 void MapInfo_Enumerate()
119 {
120         if(_MapInfo_globopen)
121         {
122                 search_end(_MapInfo_globhandle);
123                 _MapInfo_globopen = 0;
124         }
125         MapInfo_Cache_Invalidate();
126         _MapInfo_globhandle = search_begin("maps/*.bsp", true, true);
127         if(_MapInfo_globhandle >= 0)
128         {
129                 _MapInfo_globcount = search_getsize(_MapInfo_globhandle);
130                 _MapInfo_globopen = 1;
131         }
132         else
133                 _MapInfo_globcount = 0;
134 }
135
136 // filter the info by game type mask (updates MapInfo_count)
137 //
138 float _MapInfo_filtered;
139 float _MapInfo_filtered_allocated;
140 float MapInfo_FilterList_Lookup(float i)
141 {
142         return stof(bufstr_get(_MapInfo_filtered, i));
143 }
144
145 void _MapInfo_FilterList_swap(float i, float j, entity pass)
146 {
147         string h;
148         h = bufstr_get(_MapInfo_filtered, i);
149         bufstr_set(_MapInfo_filtered, i, bufstr_get(_MapInfo_filtered, j));
150         bufstr_set(_MapInfo_filtered, j, h);
151 }
152
153 float _MapInfo_FilterList_cmp(float i, float j, entity pass)
154 {
155         string a, b;
156         a = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, i)));
157         b = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, j)));
158         return strcasecmp(a, b);
159 }
160
161 float MapInfo_FilterGametype(Gametype pGametype, int pFeatures, int pFlagsRequired, int pFlagsForbidden, bool pAbortOnGenerate)
162 {
163         return _MapInfo_FilterGametype(pGametype.m_flags, pFeatures, pFlagsRequired, pFlagsForbidden, pAbortOnGenerate);
164 }
165 float _MapInfo_FilterGametype(int pGametype, int pFeatures, int pFlagsRequired, int pFlagsForbidden, bool pAbortOnGenerate)
166 {
167         float i, j;
168         if (!_MapInfo_filtered_allocated)
169         {
170                 _MapInfo_filtered_allocated = 1;
171                 _MapInfo_filtered = buf_create();
172         }
173         MapInfo_count = 0;
174         for(i = 0, j = -1; i < _MapInfo_globcount; ++i)
175         {
176                 if(MapInfo_Get_ByName(_MapInfo_GlobItem(i), 1, NULL) == 2) // if we generated one... BAIL OUT and let the caller continue in the next frame.
177                         if(pAbortOnGenerate)
178                         {
179                                 LOG_TRACE("Autogenerated a .mapinfo, doing the rest later.");
180                                 MapInfo_progress = i / _MapInfo_globcount;
181                                 return 0;
182                         }
183                 if((MapInfo_Map_supportedGametypes & pGametype) != 0)
184                 if((MapInfo_Map_supportedFeatures & pFeatures) == pFeatures)
185                 if((MapInfo_Map_flags & pFlagsForbidden) == 0)
186                 if((MapInfo_Map_flags & pFlagsRequired) == pFlagsRequired)
187                         bufstr_set(_MapInfo_filtered, ++j, ftos(i));
188         }
189         MapInfo_count = j + 1;
190         MapInfo_ClearTemps();
191
192         // sometimes the glob isn't sorted nicely, so fix it here...
193         heapsort(MapInfo_count, _MapInfo_FilterList_swap, _MapInfo_FilterList_cmp, NULL);
194
195         return 1;
196 }
197 void MapInfo_FilterString(string sf)
198 {
199         // this function further filters _MapInfo_filtered, which is prepared by MapInfo_FilterGametype by string
200         float i, j;
201         string title;
202
203         for(i = 0, j = -1; i < MapInfo_count; ++i)
204         {
205                 if (MapInfo_Get_ByID(i))
206                 {
207                         // prepare for keyword filter
208                         if (MapInfo_Map_title && strstrofs(MapInfo_Map_title, "<TITLE>", 0) == -1)
209                                 title = MapInfo_Map_title;
210                         else
211                                 title = MapInfo_Map_bspname;
212                         // keyword filter
213                         if((strstrofs(strtolower(title), strtolower(sf), 0)) >= 0)
214                                 bufstr_set(_MapInfo_filtered, ++j, bufstr_get(_MapInfo_filtered, i));
215                 }
216         }
217         MapInfo_count = j + 1;
218         MapInfo_ClearTemps();
219
220         // sometimes the glob isn't sorted nicely, so fix it here...
221         heapsort(MapInfo_count, _MapInfo_FilterList_swap, _MapInfo_FilterList_cmp, NULL);
222 }
223
224 void MapInfo_Filter_Free()
225 {
226         if(_MapInfo_filtered_allocated)
227         {
228                 buf_del(_MapInfo_filtered);
229                 _MapInfo_filtered_allocated = 0;
230         }
231 }
232
233 // load info about the i-th map into the MapInfo_Map_* globals
234 string MapInfo_BSPName_ByID(float i)
235 {
236         return _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i));
237 }
238
239 string unquote(string s)
240 {
241         float l = strlen(s);
242         for(float i = 0; i < l; ++i)
243         {
244                 string ch = substring(s, i, 1);
245                 if((ch != " ") && (ch != "\""))
246                 {
247                         for(float j = l - i - 1; j > 0; --j)
248                         {
249                                 ch = substring(s, i+j, 1);
250                                 if(ch != " ") if(ch != "\"")
251                                         return substring(s, i, j+1);
252                         }
253                         return substring(s, i, 1);
254                 }
255         }
256         return "";
257 }
258
259 bool MapInfo_Get_ByID(int i)
260 {
261         return MapInfo_Get_ByName(MapInfo_BSPName_ByID(i), 0, NULL) ? true : false;
262 }
263
264 string _MapInfo_Map_worldspawn_music;
265
266 float _MapInfo_Generate(string pFilename) // 0: failure, 1: ok ent, 2: ok bsp
267 {
268         string fn;
269         float fh;
270         string s, k, v;
271         vector o;
272         float i;
273         float inWorldspawn;
274         float r;
275         float diameter, spawnpoints;
276         float spawnplaces;
277
278         vector mapMins, mapMaxs;
279
280         r = 1;
281         fn = strcat("maps/", pFilename, ".ent");
282         fh = fopen(fn, FILE_READ);
283         if(fh < 0)
284         {
285                 r = 2;
286                 fn = strcat("maps/", pFilename, ".bsp");
287                 fh = fopen(fn, FILE_READ);
288         }
289         if(fh < 0)
290                 return 0;
291         LOG_INFO("Analyzing ", fn, " to generate initial mapinfo");
292
293         inWorldspawn = 2;
294         MapInfo_Map_flags = 0;
295         MapInfo_Map_supportedGametypes = 0;
296         spawnpoints = 0;
297         spawnplaces = 0;
298         _MapInfo_Map_worldspawn_music = "";
299         mapMins = '0 0 0';
300         mapMaxs = '0 0 0';
301
302         if(autocvar_g_mapinfo_arena_generate)
303         {
304                 // try for .arena or .defi files, as they may have more accurate information
305                 bool isdefi = false;
306                 string arena_fn = _MapInfo_FindArenaFile(pFilename, ".arena");
307                 int arena_fh = fopen(arena_fn, FILE_READ);
308                 if(arena_fh < 0)
309                 {
310                         isdefi = true;
311                         arena_fn = _MapInfo_FindArenaFile(pFilename, ".defi");
312                         arena_fh = fopen(arena_fn, FILE_READ);
313                 }
314                 if(arena_fh >= 0)
315                 {
316                         _MapInfo_ParseArena(arena_fn, arena_fh, pFilename, NULL, isdefi, true);
317                         fclose(arena_fh);
318                 }
319         }
320
321         for (;;)
322         {
323                 if (!((s = fgets(fh))))
324                         break;
325                 if(inWorldspawn == 1)
326                         if(startsWith(s, "}"))
327                                 inWorldspawn = 0;
328                 k = unquote(car(s));
329                 v = unquote(cdr(s));
330                 if(inWorldspawn)
331                 {
332                         if(k == "classname" && v == "worldspawn")
333                                 inWorldspawn = 1;
334                         else if(k == "author")
335                                 MapInfo_Map_author = v;
336                         else if(k == "_description")
337                                 MapInfo_Map_description = v;
338                         else if(k == "music")
339                                 _MapInfo_Map_worldspawn_music = v;
340                         else if(k == "noise")
341                                 _MapInfo_Map_worldspawn_music = v;
342                         else if(k == "message")
343                         {
344                                 i = strstrofs(v, " by ", 0);
345                                 if(MapInfo_Map_author == "<AUTHOR>" && i >= 0)
346                                 {
347                                         MapInfo_Map_title = substring(v, 0, i);
348                                         MapInfo_Map_author = substring(v, i + 4, strlen(v) - (i + 4));
349                                 }
350                                 else
351                                         MapInfo_Map_title = v;
352                         }
353                 }
354                 else
355                 {
356                         if(k == "origin")
357                         {
358                                 o = stov(strcat("'", v, "'"));
359                                 mapMins.x = min(mapMins.x, o.x);
360                                 mapMins.y = min(mapMins.y, o.y);
361                                 mapMins.z = min(mapMins.z, o.z);
362                                 mapMaxs.x = max(mapMaxs.x, o.x);
363                                 mapMaxs.y = max(mapMaxs.y, o.y);
364                                 mapMaxs.z = max(mapMaxs.z, o.z);
365                         }
366                         else if(k == "race_place")
367                         {
368                                 if(stof(v) > 0)
369                                         spawnplaces = 1;
370                         }
371                         else if(k == "classname")
372                         {
373                                 if(v == "info_player_team1")
374                                         ++spawnpoints;
375                                 else if(v == "info_player_team2")
376                                         ++spawnpoints;
377                                 else if(v == "info_player_start")
378                                         ++spawnpoints;
379                                 else if(v == "info_player_deathmatch")
380                                         ++spawnpoints;
381                                 else if(v == "weapon_nex")
382                                         { }
383                                 else if(v == "weapon_railgun")
384                                         { }
385                                 else if(startsWith(v, "weapon_"))
386                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
387                                 else if(startsWith(v, "turret_"))
388                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_TURRETS;
389                                 else if(startsWith(v, "vehicle_"))
390                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_VEHICLES;
391                                 else if(startsWith(v, "monster_"))
392                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_MONSTERS;
393                                 else if(v == "target_music" || v == "trigger_music")
394                                         _MapInfo_Map_worldspawn_music = string_null; // don't use regular BGM
395                                 else
396                                         FOREACH(Gametypes, true, it.m_generate_mapinfo(it, v));
397                         }
398                 }
399         }
400         if(inWorldspawn)
401         {
402                 LOG_WARN(fn, " ended still in worldspawn, BUG");
403                 return 0;
404         }
405         diameter = vlen(mapMaxs - mapMins);
406
407         int twoBaseModes = 0;
408         FOREACH(Gametypes, it.m_isTwoBaseMode(), twoBaseModes |= it.m_flags);
409         if(twoBaseModes && (twoBaseModes &= MapInfo_Map_supportedGametypes))
410         {
411                 // we have a symmetrical map, don't add the modes without bases
412         }
413         else
414         {
415                 FOREACH(Gametypes, it.m_isAlwaysSupported(it, spawnpoints, diameter), MapInfo_Map_supportedGametypes |= it.m_flags);
416         }
417
418         if(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_RACE.m_flags)
419         if(!spawnplaces)
420         {
421                 MapInfo_Map_supportedGametypes &= ~MAPINFO_TYPE_RACE.m_flags;
422                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS.m_flags;
423         }
424
425         LOG_TRACE("-> diameter ",    ftos(diameter));
426         LOG_TRACE(";  spawnpoints ", ftos(spawnpoints));
427         LOG_TRACE(";  modes ",       ftos(MapInfo_Map_supportedGametypes));
428
429         fclose(fh);
430
431         return r;
432 }
433
434 void _MapInfo_Map_Reset()
435 {
436         MapInfo_Map_title = "<TITLE>";
437         MapInfo_Map_titlestring = "<TITLE>";
438         MapInfo_Map_description = "<DESCRIPTION>";
439         MapInfo_Map_author = "<AUTHOR>";
440         MapInfo_Map_supportedGametypes = 0;
441         MapInfo_Map_supportedFeatures = 0;
442         MapInfo_Map_flags = 0;
443         MapInfo_Map_clientstuff = "";
444         MapInfo_Map_fog = "";
445         MapInfo_Map_mins = '0 0 0';
446         MapInfo_Map_maxs = '0 0 0';
447 }
448
449 string _MapInfo_GetDefault(Gametype t)
450 {
451         return t.m_legacydefaults;
452 }
453
454 void _MapInfo_Map_ApplyGametype(string s, Gametype pWantedType, Gametype pThisType, int load_default)
455 {
456         string sa;
457         MapInfo_Map_supportedGametypes |= pThisType.m_flags;
458         if(!(pThisType.m_flags & pWantedType.m_flags))
459                 return;
460
461         if(load_default)
462                 _MapInfo_Map_ApplyGametype(_MapInfo_GetDefault(pThisType), pWantedType, pThisType, false);
463
464         if(!pWantedType.frags) // these modes don't use fraglimit
465         {
466                 cvar_set("fraglimit", "0");
467         }
468         else
469         {
470                 sa = car(s);
471                 if(sa != "")
472                         cvar_set("fraglimit", sa);
473                 s = cdr(s);
474         }
475
476         sa = car(s);
477         if(sa != "")
478                 cvar_set("timelimit", sa);
479         s = cdr(s);
480
481         if(pWantedType.m_setTeams)
482         {
483                 sa = car(s);
484                 if(sa != "")
485                         pWantedType.m_setTeams(sa);
486                 s = cdr(s);
487         }
488
489         // rc = timelimit timelimit_qualification laps laps_teamplay
490         if(pWantedType == MAPINFO_TYPE_RACE)
491         {
492                 cvar_set("fraglimit", "0"); // special case!
493
494                 sa = car(s); if(sa == "") sa = cvar_string("timelimit");
495                 cvar_set("g_race_qualifying_timelimit", sa);
496                 s = cdr(s);
497
498                 sa = car(s);
499                 if(sa != "")
500                         if(cvar("g_race_teams") < 2)
501                                 cvar_set("fraglimit", sa);
502                 s = cdr(s);
503
504                 sa = car(s);
505                 if(sa != "")
506                         if(cvar("g_race_teams") >= 2)
507                                 cvar_set("fraglimit", sa);
508                 s = cdr(s);
509         }
510
511         if(!pWantedType.frags) // these modes don't use fraglimit
512         {
513                 cvar_set("leadlimit", "0");
514         }
515         else
516         {
517                 sa = car(s);
518                 if(sa != "")
519                         cvar_set("leadlimit", sa);
520                 s = cdr(s);
521         }
522 }
523
524 string _MapInfo_GetDefaultEx(Gametype t)
525 {
526         return t ? t.model2 : "";
527 }
528
529 float _MapInfo_GetTeamPlayBool(Gametype t)
530 {
531         return t ? t.team : false;
532 }
533
534 void _MapInfo_Map_ApplyGametypeEx(string s, Gametype pWantedType, Gametype pThisType)
535 {
536         MapInfo_Map_supportedGametypes |= pThisType.m_flags;
537         if (!(pThisType.m_flags & pWantedType.m_flags))
538                 return;
539
540         // reset all the cvars to their defaults
541
542         cvar_set("timelimit", cvar_defstring("timelimit"));
543         cvar_set("leadlimit", cvar_defstring("leadlimit"));
544         cvar_set("fraglimit", cvar_defstring("fraglimit"));
545         FOREACH(Gametypes, true, it.m_parse_mapinfo(string_null, string_null));
546
547         string fraglimit_normal = string_null;
548         string fraglimit_teams = string_null;
549
550         for (s = strcat(_MapInfo_GetDefaultEx(pWantedType), " ", s); s != ""; s = cdr(s)) {
551                 string sa = car(s);
552                 if (sa == "") continue;
553                 int p = strstrofs(sa, "=", 0);
554                 if (p < 0) {
555                         if(WARN_COND)
556                                 LOG_WARNF("Invalid gametype setting in mapinfo for gametype %s: %s", MapInfo_Type_ToString(pWantedType), sa);
557                         continue;
558                 }
559                 string k = substring(sa, 0, p);
560                 string v = substring(sa, p + 1, -1);
561                 bool handled = true;
562                 switch (k) {
563                         case "timelimit":
564                         {
565                                 cvar_set("timelimit", v);
566                                 break;
567                         }
568                         case "leadlimit":
569                         {
570                                 cvar_set("leadlimit", v);
571                                 break;
572                         }
573                         case "pointlimit":
574                         case "fraglimit":
575                         case "lives":
576                         case "laplimit":
577                         case "caplimit":
578                         {
579                                 fraglimit_normal = v;
580                                 break;
581                         }
582                         case "teampointlimit":
583                         case "teamlaplimit":
584                         {
585                                 fraglimit_teams = v;
586                                 break;
587                         }
588                         default:
589                         {
590                             handled = false;
591                             break;
592                         }
593                 }
594                 FOREACH(Gametypes, true, handled |= it.m_parse_mapinfo(k, v));
595                 if (!handled && WARN_COND)
596             LOG_WARNF("Invalid gametype setting in mapinfo for gametype %s: %s", MapInfo_Type_ToString(pWantedType), sa);
597         }
598
599         if (pWantedType == MAPINFO_TYPE_RACE && cvar("g_race_teams") >= 2)
600         {
601                 if(fraglimit_teams)
602                         cvar_set("fraglimit", fraglimit_teams);
603         }
604         else
605         {
606                 if(fraglimit_normal)
607                         cvar_set("fraglimit", fraglimit_normal);
608         }
609 }
610
611 Gametype MapInfo_Type_FromString(string gtype, bool dowarn, bool is_q3compat)
612 {
613         string replacement = "";
614         bool do_warn = true;
615         switch (gtype)
616         {
617                 case "nexball":   replacement = "nb"; break;
618                 case "freezetag": replacement = "ft"; break;
619                 case "keepaway":  replacement = "ka"; break;
620                 case "invasion":  replacement = "inv"; break;
621                 case "assault":   replacement = "as"; break;
622                 case "race":      replacement = "rc"; break;
623                 // quake 3 compat
624                 case "ffa":       replacement = "dm"; do_warn = false; break;
625                 case "cctf":
626                 case "oneflag":   replacement = "ctf"; do_warn = false; break;
627                 case "tourney":   replacement = "duel"; do_warn = false; break;
628                 case "arena":     if(is_q3compat) { replacement = "ca"; do_warn = false; } break;
629         }
630         if (replacement != "")
631         {
632                 if (dowarn && WARN_COND)
633                         LOG_WARNF("MapInfo_Type_FromString (probably %s): using deprecated name '%s'. Should use '%s'.", MapInfo_Map_bspname, gtype, replacement);
634                 gtype = replacement;
635         }
636         FOREACH(Gametypes, it.mdl == gtype, return it);
637         return NULL;
638 }
639
640 string MapInfo_Type_Description(Gametype t)
641 {
642         return t ? t.gametype_description : "";
643 }
644
645 string MapInfo_Type_ToString(Gametype t)
646 {
647         return t ? t.mdl : "";
648 }
649
650 string MapInfo_Type_ToText(Gametype t)
651 {
652         /* xgettext:no-c-format */
653         return t ? t.message : _("@!#%'n Tuba Throwing");
654 }
655
656 void _MapInfo_Parse_Settemp(string pFilename, string acl, float type, string s, float recurse)
657 {
658         string t;
659         float o;
660         // tabs are invalid, treat them as "empty"
661         s = strreplace("\t", "", s);
662
663         t = car(s); s = cdr(s);
664
665         // limited support of "" and comments
666         //   remove trailing and leading " of t
667         if(substring(t, 0, 1) == "\"")
668         {
669                 if(substring(t, -1, 1) == "\"")
670                         t = substring(t, 1, -2);
671         }
672
673         //   remove leading " of s
674         if(substring(s, 0, 1) == "\"")
675         {
676                 s = substring(s, 1, -1);
677         }
678         //   remove trailing " of s, and all that follows (cvar description)
679         o = strstrofs(s, "\"", 0);
680         if(o >= 0)
681                 s = substring(s, 0, o);
682
683         //   remove // comments
684         o = strstrofs(s, "//", 0);
685         if(o >= 0)
686                 s = substring(s, 0, o);
687
688         //   remove trailing spaces
689         while(substring(s, -1, 1) == " ")
690                 s = substring(s, 0, -2);
691
692         if(t == "#include")
693         {
694                 if(recurse > 0)
695                 {
696                         float fh = fopen(s, FILE_READ);
697                         if(fh < 0)
698                         {
699                                 if(WARN_COND)
700                                         LOG_WARN("Map ", pFilename, " references not existing config file ", s);
701                         }
702                         else
703                         {
704                                 while((s = fgets(fh)))
705                                 {
706                                         s = strreplace("\t", "", s); // treat tabs as "empty", perform here first to ensure coments are detected
707                                         // catch different sorts of comments
708                                         if(s == "")                    // empty lines
709                                                 continue;
710                                         if(substring(s, 0, 1) == "#")  // UNIX style
711                                                 continue;
712                                         if(substring(s, 0, 2) == "//") // C++ style
713                                                 continue;
714                                         if(substring(s, 0, 1) == "_")  // q3map style
715                                                 continue;
716
717                                         if(substring(s, 0, 4) == "set ")
718                                                 s = substring(s, 4, -1);
719                                         if(substring(s, 0, 5) == "seta ")
720                                                 s = substring(s, 5, -1);
721
722                                         _MapInfo_Parse_Settemp(pFilename, acl, type, s, recurse - 1);
723                                 }
724                                 fclose(fh);
725                         }
726                 }
727                 else if(WARN_COND)
728                         LOG_WARN("Map ", pFilename, " uses too many levels of inclusion");
729         }
730         else if(t == ""
731                 || !cvar_value_issafe(t)
732                 || !cvar_value_issafe(s)
733                 || matchacl(MAPINFO_SETTEMP_ACL_SYSTEM, t) <= 0)
734         {
735                 if (WARN_COND)
736                         LOG_WARN("Map ", pFilename, " contains a potentially harmful setting, ignored");
737         }
738         else if(matchacl(acl, t) <= 0)
739         {
740                 if (WARN_COND)
741                         LOG_WARN("Map ", pFilename, " contains a denied setting, ignored");
742         }
743         else
744         {
745                 if(type == 0) // server set
746                 {
747                         LOG_TRACE("Applying temporary setting ", t, " := ", s);
748                 #if 0
749                         if(cvar("g_campaign"))
750                                 cvar_set(t, s); // this is a wrapper and is always temporary anyway; no need to backup old values then
751                         else
752                 #endif
753                                 cvar_settemp(t, s);
754                 }
755                 else
756                 {
757                         LOG_TRACE("Applying temporary client setting ", t, " := ", s);
758                         MapInfo_Map_clientstuff = strcat(
759                                         MapInfo_Map_clientstuff, "cl_cmd settemp \"", t, "\" \"", s, "\"\n"
760                                         );
761                 }
762         }
763 }
764
765 float MapInfo_isRedundant(string fn, string t)
766 {
767         // normalize file name
768         fn = strreplace("_", "", fn);
769         fn = strreplace("-", "", fn);
770
771         // normalize visible title
772         t = strreplace(":", "", t);
773         t = strreplace(" ", "", t);
774         t = strreplace("_", "", t);
775         t = strreplace("-", "", t);
776         t = strreplace("'", "", t);
777         t = strdecolorize(t);
778
779         // we allow the visible title to have punctuation the file name does
780         // not, but not vice versa
781         if(!strcasecmp(fn, t))
782                 return true;
783
784         return false;
785 }
786
787 bool _MapInfo_ParseArena(string arena_filename, int fh, string pFilename, Gametype pGametypeToSet, bool isdefi, bool isgenerator)
788 {
789         // NOTE: .arena files can hold more than 1 map's information!
790         // to handle this, we're going to store gathered information in local variables and save it if we encounter the correct map name
791         bool in_brackets = false; // testing a potential mapinfo section (within brackets)
792         bool dosave = (arena_filename == strcat("scripts/", pFilename, ((isdefi) ? ".defi" : ".arena"))); // if the map is using the fallback, just accept the first found mapinfo (it's probably correct!)
793         string stored_Map_description = "";
794         string stored_Map_title = "";
795         string stored_Map_author = "";
796         int stored_supportedGametypes = 0;
797         int stored_supportedFeatures = 0;
798         int stored_flags = 0;
799         string t, s;
800         for (;;)
801         {
802                 if (!((s = fgets(fh))))
803                         break;
804
805                 // catch different sorts of comments
806                 if(s == "")                    // empty lines
807                         continue;
808                 if(substring(s, 0, 1) == "#")  // UNIX style
809                         continue;
810                 if(substring(s, 0, 2) == "//") // C++ style
811                         continue;
812                 if(substring(s, 0, 1) == "_")  // q3map style
813                         continue;
814                 if(strstrofs(s, "{", 0) >= 0)
815                 {
816                         if(in_brackets)
817                                 return false; // edge case? already in a bracketed section!
818                         in_brackets = true;
819                         continue;
820                 }
821                 else if(!in_brackets)
822                 {
823                         // if we're not inside a bracket, don't process map info
824                         continue;
825                 }
826                 if(strstrofs(s, "}", 0) >= 0)
827                 {
828                         if(!in_brackets)
829                                 return false; // no starting bracket! let the mapinfo generation system handle it
830                         in_brackets = false;
831                         if(dosave)
832                         {
833                                 MapInfo_Map_description = stored_Map_description;
834                                 if(stored_Map_title != "")
835                                         MapInfo_Map_title = stored_Map_title;
836                                 MapInfo_Map_author = stored_Map_author;
837                                 if(isgenerator)
838                                         MapInfo_Map_supportedGametypes = stored_supportedGametypes;
839                                 else
840                                 {
841                                         FOREACH(Gametypes, it.m_flags & stored_supportedGametypes,
842                                         {
843                                                 _MapInfo_Map_ApplyGametype ("", pGametypeToSet, it, true);
844                                         });
845                                 }
846                                 MapInfo_Map_supportedFeatures = stored_supportedFeatures;
847                                 MapInfo_Map_flags = stored_flags;
848                                 return true; // no need to continue through the file, we have our map!
849                         }
850                         else
851                         {
852                                 // discard any gathered locals, we're not using the correct map!
853                                 stored_Map_description = "";
854                                 stored_Map_title = "";
855                                 stored_Map_author = "";
856                                 stored_supportedGametypes = 0;
857                                 stored_supportedFeatures = 0;
858                                 stored_flags = 0;
859                                 continue;
860                         }
861                 }
862
863                 s = strreplace("\t", " ", s);
864
865                 float p = strstrofs(s, "//", 0);
866                 if(p >= 0)
867                         s = substring(s, 0, p);
868
869                 // perform an initial trim to ensure the first argument is properly obtained
870                 //   remove leading spaces
871                 while(substring(s, 0, 1) == " ")
872                         s = substring(s, 1, -1);
873
874                 t = car(s); s = cdr(s);
875                 t = strtolower(t); // apparently some q3 maps use capitalized parameters
876
877                 //   remove trailing spaces
878                 while(substring(t, -1, 1) == " ")
879                         t = substring(t, 0, -2);
880
881                 //   remove trailing spaces
882                 while(substring(s, -1, 1) == " ")
883                         s = substring(s, 0, -2);
884                 //   remove leading spaces
885                 while(substring(s, 0, 1) == " ")
886                         s = substring(s, 1, -1);
887                 // limited support of ""
888                 //   remove trailing and leading " of s
889                 if(substring(s, 0, 1) == "\"")
890                 {
891                         if(substring(s, -1, 1) == "\"")
892                                 s = substring(s, 1, -2);
893                 }
894                 if(t == "longname")
895                         stored_Map_title = s;
896                 else if(t == "author")
897                         stored_Map_author = s;
898                 else if(t == "type")
899                 {
900                         // if there is a valid gametype in this .arena file, include it in the menu
901                         stored_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
902                         // type in quake 3 holds all the supported gametypes, so we must loop through all of them
903                         string types = strreplace("team", "tdm ft", s); // TODO: handle support here better to include more Xonotic teamplay modes
904                         FOREACH_WORD(types, true,
905                         {
906                                 Gametype f = MapInfo_Type_FromString(it, false, true);
907                                 if(f)
908                                         stored_supportedGametypes |= f.m_flags;
909                         });
910                 }
911                 else if(t == "style" && isdefi)
912                 {
913                         // we have a defrag map on our hands, add CTS!
914                         // TODO: styles
915                         stored_supportedGametypes |= MAPINFO_TYPE_CTS.m_flags;
916                 }
917                 else if(t == "map")
918                 {
919                         if(strtolower(s) == strtolower(pFilename))
920                                 dosave = true; // yay, found our map!
921                 }
922                 else if(t == "quote")
923                         stored_Map_description = s;
924                 // TODO: fraglimit
925         }
926
927         // if the map wasn't found in the .arena, fall back to generated .mapinfo
928         return false;
929 }
930
931 #if defined(CSQC) || defined(MENUQC)
932 string(string filename) whichpack = #503;
933 #endif
934 string _MapInfo_FindArenaFile(string pFilename, string extension)
935 {
936         string fallback = strcat("scripts/", pFilename, extension);
937         if(!checkextension("DP_QC_FS_SEARCH_PACKFILE"))
938                 return fallback;
939         string base_pack = whichpack(strcat("maps/", pFilename, ".bsp"));
940         if(base_pack == "") // this map isn't packaged!
941                 return fallback;
942
943         int glob = search_packfile_begin(strcat("scripts/*", extension), true, true, base_pack);
944         if(glob < 0)
945                 return fallback;
946         int n = search_getsize(glob);
947         for(int j = 0; j < n; ++j)
948         {
949                 string file = search_getfilename(glob, j);
950
951                 int fh = fopen(file, FILE_READ);
952                 if(fh < 0)
953                         continue; // how?
954                 for(string s; (s = fgets(fh)); )
955                 {
956                         if(substring(s, 0, 2) == "//")
957                                 continue;
958                         int offset = strstrofs(s, "map", 0);
959                         if(offset >= 0)
960                         {
961                                 if(strstrofs(strtolower(s), strcat("\"", strtolower(pFilename), "\""), offset) >= 0) // quake 3 is case insensitive
962                                 {
963                                         fclose(fh);
964                                         search_end(glob);
965                                         return file; // FOUND IT!
966                                 }
967                         }
968                 }
969                 fclose(fh);
970         }
971
972         search_end(glob);
973         return fallback; // if we get here, a valid .arena file could not be found
974 }
975
976 // load info about a map by name into the MapInfo_Map_* globals
977 float MapInfo_Get_ByName_NoFallbacks(string pFilename, int pAllowGenerate, Gametype pGametypeToSet)
978 {
979         string fn;
980         string s, t;
981         float fh;
982         int f, i;
983         float r, n;
984         string acl;
985
986         acl = MAPINFO_SETTEMP_ACL_USER;
987
988         if(strstrofs(pFilename, "/", 0) >= 0)
989         {
990                 LOG_WARN("Invalid character in map name, ignored");
991                 return 0;
992         }
993
994         if(pGametypeToSet == NULL)
995                 if(MapInfo_Cache_Retrieve(pFilename))
996                         return 1;
997
998         r = 1;
999
1000         MapInfo_Map_bspname = pFilename;
1001
1002         // default all generic fields so they have "good" values in case something fails
1003         fn = strcat("maps/", pFilename, ".mapinfo");
1004         fh = fopen(fn, FILE_READ);
1005         if(fh < 0)
1006         {
1007                 if(autocvar_g_mapinfo_arena_compat)
1008                 {
1009                         // try for .arena or .defi files if no .mapinfo exists
1010                         bool isdefi = false;
1011                         fn = _MapInfo_FindArenaFile(pFilename, ".arena");
1012                         fh = fopen(fn, FILE_READ);
1013                         if(fh < 0)
1014                         {
1015                                 isdefi = true;
1016                                 fn = _MapInfo_FindArenaFile(pFilename, ".defi");
1017                                 fh = fopen(fn, FILE_READ);
1018                         }
1019                         if(fh >= 0)
1020                         {
1021                                 _MapInfo_Map_Reset();
1022                                 if(_MapInfo_ParseArena(fn, fh, pFilename, pGametypeToSet, isdefi, false))
1023                                         goto mapinfo_handled; // skip generation
1024                         }
1025                 }
1026
1027                 fn = strcat("maps/autogenerated/", pFilename, ".mapinfo");
1028                 fh = fopen(fn, FILE_READ);
1029                 if(fh < 0)
1030                 {
1031                         if(!pAllowGenerate)
1032                                 return 0;
1033                         _MapInfo_Map_Reset();
1034                         r = _MapInfo_Generate(pFilename);
1035                         if(!r)
1036                                 return 0;
1037                         fh = fopen(fn, FILE_WRITE);
1038                         fputs(fh, strcat("title ", MapInfo_Map_title, "\n"));
1039                         fputs(fh, strcat("description ", MapInfo_Map_description, "\n"));
1040                         fputs(fh, strcat("author ", MapInfo_Map_author, "\n"));
1041                         if(_MapInfo_Map_worldspawn_music != "")
1042                         {
1043                                 if(strcasecmp(substring(_MapInfo_Map_worldspawn_music, -4, 4), ".wav") == 0 || strcasecmp(substring(_MapInfo_Map_worldspawn_music, -4, 4), ".ogg") == 0)
1044                                         fputs(fh, strcat("cdtrack ", substring(_MapInfo_Map_worldspawn_music, 0, -4), "\n"));
1045                                 else
1046                                         fputs(fh, strcat("cdtrack ", _MapInfo_Map_worldspawn_music, "\n"));
1047                         }
1048                         else
1049                         {
1050                                 n = tokenize_console(cvar_string("g_cdtracks_remaplist"));
1051                                 s = strcat(" ", cvar_string("g_cdtracks_dontusebydefault"), " ");
1052                                 for (;;)
1053                                 {
1054                                         i = floor(random() * n);
1055                                         if(strstrofs(s, strcat(" ", argv(i), " "), 0) < 0)
1056                                                 break;
1057                                 }
1058                                 fputs(fh, strcat("cdtrack ", ftos(i + 1), "\n"));
1059                         }
1060                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_WEAPONS)
1061                                 fputs(fh, "has weapons\n");
1062                         else
1063                                 fputs(fh, "// uncomment this if you added weapon pickups: has weapons\n");
1064                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_TURRETS)
1065                                 fputs(fh, "has turrets\n");
1066                         else
1067                                 fputs(fh, "// uncomment this if you added turrets: has turrets\n");
1068                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_VEHICLES)
1069                                 fputs(fh, "has vehicles\n");
1070                         else
1071                                 fputs(fh, "// uncomment this if you added vehicles: has vehicles\n");
1072                         if(MapInfo_Map_flags & MAPINFO_FLAG_FRUSTRATING)
1073                                 fputs(fh, "frustrating\n");
1074
1075                         FOREACH(Gametypes, MapInfo_Map_supportedGametypes & it.m_flags, {
1076                                 fputs(fh, sprintf("gametype %s // defaults: %s\n", MapInfo_Type_ToString(it), _MapInfo_GetDefaultEx(it)));
1077                         });
1078
1079                         fputs(fh, "// optional: fog density red green blue alpha mindist maxdist\n");
1080                         fputs(fh, "// optional: settemp_for_type (all|gametypename) cvarname value\n");
1081                         fputs(fh, "// optional: clientsettemp_for_type (all|gametypename) cvarname value\n");
1082                         fputs(fh, "// optional: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
1083                         fputs(fh, "// optional: hidden\n");
1084
1085                         fclose(fh);
1086                         r = 2;
1087                         // return r;
1088                         fh = fopen(fn, FILE_READ);
1089                         if(fh < 0)
1090                                 error("... but I just wrote it!");
1091                 }
1092
1093                 if(WARN_COND)
1094                         LOG_WARN("autogenerated mapinfo file ", fn, " has been loaded; please edit that file and move it to maps/", pFilename, ".mapinfo");
1095         }
1096
1097         _MapInfo_Map_Reset();
1098         for (;;)
1099         {
1100                 if (!((s = fgets(fh))))
1101                         break;
1102
1103                 // catch different sorts of comments
1104                 if(s == "")                    // empty lines
1105                         continue;
1106                 if(substring(s, 0, 1) == "#")  // UNIX style
1107                         continue;
1108                 if(substring(s, 0, 2) == "//") // C++ style
1109                         continue;
1110                 if(substring(s, 0, 1) == "_")  // q3map style
1111                         continue;
1112
1113                 float p = strstrofs(s, "//", 0);
1114                 if(p >= 0)
1115                         s = substring(s, 0, p);
1116
1117                 t = car(s); s = cdr(s);
1118                 if(t == "title")
1119                         MapInfo_Map_title = s;
1120                 else if(t == "description")
1121                         MapInfo_Map_description = s;
1122                 else if(t == "author")
1123                         MapInfo_Map_author = s;
1124                 else if(t == "has")
1125                 {
1126                         t = car(s); // s = cdr(s);
1127                         if     (t == "weapons") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
1128                         else if(t == "turrets") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_TURRETS;
1129                         else if(t == "vehicles") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_VEHICLES;
1130                         else if(t == "monsters") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_MONSTERS;
1131                         else if(t == "new_toys") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
1132                         else if(WARN_COND)
1133                                 LOG_WARN("Map ", pFilename, " supports unknown feature ", t, ", ignored");
1134                 }
1135                 else if(t == "hidden")
1136                 {
1137                         MapInfo_Map_flags |= MAPINFO_FLAG_HIDDEN;
1138                 }
1139                 else if(t == "forbidden")
1140                 {
1141                         MapInfo_Map_flags |= MAPINFO_FLAG_FORBIDDEN;
1142                 }
1143                 else if(t == "frustrating")
1144                 {
1145                         MapInfo_Map_flags |= MAPINFO_FLAG_FRUSTRATING;
1146                 }
1147                 else if(t == "noautomaplist")
1148                 {
1149                         MapInfo_Map_flags |= MAPINFO_FLAG_NOAUTOMAPLIST;
1150                 }
1151                 else if(t == "gameversion_min")
1152                 {
1153                         if (cvar("gameversion") < stof(s))
1154                                 MapInfo_Map_flags |= MAPINFO_FLAG_NOAUTOMAPLIST;
1155                 }
1156                 else if(t == "type")
1157                 {
1158                         t = car(s); s = cdr(s);
1159                         Gametype f = MapInfo_Type_FromString(t, true, false);
1160                         //if(WARN_COND)
1161                                 //LOG_WARN("Map ", pFilename, " contains the legacy 'type' keyword which is deprecated and will be removed in the future. Please migrate the mapinfo file to 'gametype'.");
1162                         if(f)
1163                                 _MapInfo_Map_ApplyGametype (s, pGametypeToSet, f, true);
1164                         else if(WARN_COND)
1165                                 LOG_DEBUG("Map ", pFilename, " supports unknown game type ", t, ", ignored");
1166                 }
1167                 else if(t == "gametype")
1168                 {
1169                         t = car(s); s = cdr(s);
1170                         Gametype f = MapInfo_Type_FromString(t, true, false);
1171                         if(f)
1172                                 _MapInfo_Map_ApplyGametypeEx (s, pGametypeToSet, f);
1173                         else if(WARN_COND)
1174                                 LOG_DEBUG("Map ", pFilename, " supports unknown game type ", t, ", ignored");
1175                 }
1176                 else if(t == "size")
1177                 {
1178                         float a, b, c, d, e;
1179                         t = car(s); s = cdr(s); a = stof(t);
1180                         t = car(s); s = cdr(s); b = stof(t);
1181                         t = car(s); s = cdr(s); c = stof(t);
1182                         t = car(s); s = cdr(s); d = stof(t);
1183                         t = car(s); s = cdr(s); e = stof(t);
1184                         if(s == "")
1185                         {
1186                                 if(WARN_COND)
1187                                         LOG_WARN("Map ", pFilename, " contains an incorrect size line (not enough params), syntax: size mins_x mins_y mins_z maxs_x maxs_y maxs_z");
1188                         }
1189                         else
1190                         {
1191                                 t = car(s); s = cdr(s); f = stof(t);
1192                                 if(s != "")
1193                                 {
1194                                         if(WARN_COND)
1195                                                 LOG_WARN("Map ", pFilename, " contains an incorrect size line (too many params), syntax: size mins_x mins_y mins_z maxs_x maxs_y maxs_z");
1196                                 }
1197                                 else
1198                                 {
1199                                         if(a >= d || b >= e || c >= f)
1200                                         {
1201                                                 if(WARN_COND)
1202                                                         LOG_WARN("Map ", pFilename, " contains an incorrect size line, mins have to be < maxs");
1203                                         }
1204                                         else
1205                                         {
1206                                                 MapInfo_Map_mins.x = a;
1207                                                 MapInfo_Map_mins.y = b;
1208                                                 MapInfo_Map_mins.z = c;
1209                                                 MapInfo_Map_maxs.x = d;
1210                                                 MapInfo_Map_maxs.y = e;
1211                                                 MapInfo_Map_maxs.z = f;
1212                                         }
1213                                 }
1214                         }
1215                 }
1216                 else if(t == "settemp_for_type")
1217                 {
1218                         t = car(s); s = cdr(s);
1219                         bool all = t == "all";
1220                         Gametype f = NULL;
1221                         if(all || (f = MapInfo_Type_FromString(t, true, false)))
1222                         {
1223                                 if((all ? MAPINFO_TYPE_ALL : f.m_flags) & pGametypeToSet.m_flags)
1224                                 {
1225                                         _MapInfo_Parse_Settemp(pFilename, acl, 0, s, 1);
1226                                 }
1227                         }
1228                         else
1229                         {
1230                                 LOG_DEBUG("Map ", pFilename, " has a setting for unknown game type ", t, ", ignored");
1231                         }
1232                 }
1233                 else if(t == "clientsettemp_for_type")
1234                 {
1235                         t = car(s); s = cdr(s);
1236                         bool all = t == "all";
1237                         Gametype f = NULL;
1238                         if(all || (f = MapInfo_Type_FromString(t, true, false)))
1239                         {
1240                                 if((all ? MAPINFO_TYPE_ALL : f.m_flags) & pGametypeToSet.m_flags)
1241                                 {
1242                                         _MapInfo_Parse_Settemp(pFilename, acl, 1, s, 1);
1243                                 }
1244                         }
1245                         else
1246                         {
1247                                 LOG_DEBUG("Map ", pFilename, " has a client setting for unknown game type ", t, ", ignored");
1248                         }
1249                 }
1250                 else if(t == "fog")
1251                 {
1252                         if (!cvar_value_issafe(s))
1253                         {
1254                                 if(WARN_COND)
1255                                         LOG_WARN("Map ", pFilename, " contains a potentially harmful fog setting, ignored");
1256                         }
1257                         else
1258                                 MapInfo_Map_fog = s;
1259                 }
1260                 else if(t == "cdtrack")
1261                 {
1262                         t = car(s); s = cdr(s);
1263                         // We do this only if pGametypeToSet even though this
1264                         // content is theoretically game type independent,
1265                         // because MapInfo_Map_clientstuff contains otherwise
1266                         // game type dependent stuff. That way this value stays
1267                         // empty when not setting a game type to not set any
1268                         // false expectations.
1269                         if(pGametypeToSet)
1270                         {
1271                                 if (!cvar_value_issafe(t))
1272                                 {
1273                                         if(WARN_COND)
1274                                                 LOG_WARN("Map ", pFilename, " contains a potentially harmful cdtrack, ignored");
1275                                 }
1276                                 else
1277                                         MapInfo_Map_clientstuff = strcat(
1278                                                 MapInfo_Map_clientstuff, "cd loop \"", t, "\"\n"
1279                                         );
1280                         }
1281                 }
1282                 else if(WARN_COND)
1283                         LOG_WARN("Map ", pFilename, " provides unknown info item ", t, ", ignored");
1284         }
1285         LABEL(mapinfo_handled)
1286         fclose(fh);
1287
1288         if(MapInfo_Map_title == "<TITLE>")
1289                 MapInfo_Map_titlestring = MapInfo_Map_bspname;
1290         else if(MapInfo_isRedundant(MapInfo_Map_bspname, MapInfo_Map_title))
1291                 MapInfo_Map_titlestring = MapInfo_Map_title;
1292         else
1293                 MapInfo_Map_titlestring = sprintf("%s: %s", MapInfo_Map_bspname, MapInfo_Map_title);
1294
1295         MapInfo_Cache_Store();
1296         if(MapInfo_Map_supportedGametypes != 0)
1297                 return r;
1298         if (WARN_COND)
1299                 LOG_WARN("Map ", pFilename, " supports no game types, ignored");
1300         return 0;
1301 }
1302 int MapInfo_Get_ByName(string pFilename, float pAllowGenerate, Gametype pGametypeToSet)
1303 {
1304         int r = MapInfo_Get_ByName_NoFallbacks(pFilename, pAllowGenerate, pGametypeToSet);
1305
1306         FOREACH(Gametypes, it.m_isForcedSupported(it), _MapInfo_Map_ApplyGametypeEx("", pGametypeToSet, it));
1307
1308         if(pGametypeToSet)
1309         {
1310                 if(!(MapInfo_Map_supportedGametypes & pGametypeToSet.m_flags))
1311                 {
1312                         error("Can't select the requested game type. This should never happen as the caller should prevent it!\n");
1313                         //_MapInfo_Map_ApplyGametypeEx("", pGametypeToSet, MAPINFO_TYPE_DEATHMATCH);
1314                         //return;
1315                 }
1316         }
1317
1318         return r;
1319 }
1320
1321 float MapInfo_FindName(string s)
1322 {
1323         // if there is exactly one map of prefix s, return it
1324         // if not, return the null string
1325         // note that DP sorts glob results... so I can use a binary search
1326         float l, r, m, cmp;
1327         l = 0;
1328         r = MapInfo_count;
1329         // invariants: r is behind s, l-1 is equal or before
1330         while(l != r)
1331         {
1332                 m = floor((l + r) / 2);
1333                 MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(m));
1334                 cmp = strcasecmp(MapInfo_FindName_match, s);
1335                 if(cmp == 0)
1336                         return m; // found and good
1337                 if(cmp < 0)
1338                         l = m + 1; // l-1 is before s
1339                 else
1340                         r = m; // behind s
1341         }
1342         MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(l));
1343         MapInfo_FindName_firstResult = l;
1344         // r == l, so: l is behind s, l-1 is before
1345         // SO: if there is any, l is the one with the right prefix
1346         //     and l+1 may be one too
1347         if(l == MapInfo_count)
1348         {
1349                 MapInfo_FindName_match = string_null;
1350                 MapInfo_FindName_firstResult = -1;
1351                 return -1; // no MapInfo_FindName_match, behind last item
1352         }
1353         if(!startsWithNocase(MapInfo_FindName_match, s))
1354         {
1355                 MapInfo_FindName_match = string_null;
1356                 MapInfo_FindName_firstResult = -1;
1357                 return -1; // wrong prefix
1358         }
1359         if(l == MapInfo_count - 1)
1360                 return l; // last one, nothing can follow => unique
1361         if(startsWithNocase(_MapInfo_GlobItem(MapInfo_FilterList_Lookup(l + 1)), s))
1362         {
1363                 MapInfo_FindName_match = string_null;
1364                 return -1; // ambigous MapInfo_FindName_match
1365         }
1366         return l;
1367 }
1368
1369 string MapInfo_FixName(string s)
1370 {
1371         MapInfo_FindName(s);
1372         return MapInfo_FindName_match;
1373 }
1374
1375 int MapInfo_CurrentFeatures()
1376 {
1377         int req = 0;
1378     // TODO: find a better way to check if weapons are required on the map
1379         if(!(cvar("g_instagib") || cvar("g_overkill") || cvar("g_nix") || cvar("g_weaponarena") || !cvar("g_pickup_items") || !cvar("g_melee_only") 
1380                 || cvar("g_race") || cvar("g_cts") || cvar("g_nexball") || cvar("g_ca") || cvar("g_freezetag") || cvar("g_lms")))
1381                 req |= MAPINFO_FEATURE_WEAPONS;
1382         return req;
1383 }
1384
1385 Gametype MapInfo_CurrentGametype()
1386 {
1387         Gametype prev = MapInfo_Type_FromString(cvar_string("gamecfg"), false, false);
1388         FOREACH(Gametypes, cvar(it.netname) && it != prev, return it);
1389         return prev ? prev : MAPINFO_TYPE_DEATHMATCH;
1390 }
1391
1392 float _MapInfo_CheckMap(string s, bool gametype_only) // returns 0 if the map can't be played with the current settings, 1 otherwise
1393 {
1394         if(!MapInfo_Get_ByName(s, 1, NULL))
1395                 return 0;
1396         if((MapInfo_Map_supportedGametypes & MapInfo_CurrentGametype().m_flags) == 0)
1397                 return 0;
1398         if (gametype_only)
1399                 return 1;
1400         if((MapInfo_Map_supportedFeatures & MapInfo_CurrentFeatures()) != MapInfo_CurrentFeatures())
1401                 return 0;
1402         return 1;
1403 }
1404
1405 float MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1406 {
1407         float r;
1408         r = _MapInfo_CheckMap(s, false);
1409         MapInfo_ClearTemps();
1410         return r;
1411 }
1412
1413 void MapInfo_SwitchGameType(Gametype t)
1414 {
1415         FOREACH(Gametypes, true, cvar_set(it.netname, (it == t) ? "1" : "0"));
1416 }
1417
1418 void MapInfo_LoadMap(string s, float reinit)
1419 {
1420         MapInfo_Map_supportedGametypes = 0;
1421         // we shouldn't need this, as LoadMapSettings already fixes the gametype
1422         //if(!MapInfo_CheckMap(s))
1423         //{
1424         //      print("EMERGENCY: can't play the selected map in the given game mode. Falling back to DM.\n");
1425         //      MapInfo_SwitchGameType(MAPINFO_TYPE_DEATHMATCH.m_flags);
1426         //}
1427
1428         LOG_INFO("Switching to map ", s);
1429
1430         cvar_settemp_restore();
1431         if(reinit)
1432                 localcmd(strcat("\nmap ", s, "\n"));
1433         else
1434                 localcmd(strcat("\nchangelevel ", s, "\n"));
1435 }
1436
1437 string MapInfo_ListAllowedMaps(Gametype type, float pRequiredFlags, float pForbiddenFlags)
1438 {
1439         string out;
1440
1441         // to make absolutely sure:
1442         MapInfo_Enumerate();
1443         MapInfo_FilterGametype(type, MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1444
1445         out = "";
1446         for(float i = 0; i < MapInfo_count; ++i)
1447                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1448         return substring(out, 1, strlen(out) - 1);
1449 }
1450
1451 string MapInfo_ListAllAllowedMaps(float pRequiredFlags, float pForbiddenFlags)
1452 {
1453         string out;
1454
1455         // to make absolutely sure:
1456         MapInfo_Enumerate();
1457         _MapInfo_FilterGametype(MAPINFO_TYPE_ALL, 0, pRequiredFlags, pForbiddenFlags, 0);
1458
1459         out = "";
1460         for(float i = 0; i < MapInfo_count; ++i)
1461                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1462
1463         MapInfo_FilterGametype(MapInfo_CurrentGametype(), MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1464
1465         return substring(out, 1, strlen(out) - 1);
1466 }
1467
1468 void MapInfo_LoadMapSettings_SaveGameType(Gametype t)
1469 {
1470         MapInfo_SwitchGameType(t);
1471         cvar_set("gamecfg", t.mdl);
1472         MapInfo_LoadedGametype = t;
1473 }
1474
1475 void MapInfo_LoadMapSettings(string s) // to be called from worldspawn
1476 {
1477         Gametype t = MapInfo_CurrentGametype();
1478         MapInfo_LoadMapSettings_SaveGameType(t);
1479
1480         if(!_MapInfo_CheckMap(s, true)) // with underscore, it keeps temps
1481         {
1482                 if(cvar("g_mapinfo_allow_unsupported_modes_and_let_stuff_break"))
1483                 {
1484                         LOG_SEVERE("can't play the selected map in the given game mode. Working with only the override settings.");
1485                         _MapInfo_Map_ApplyGametypeEx("", t, t);
1486                         return; // do not call Get_ByName!
1487                 }
1488
1489                 if(MapInfo_Map_supportedGametypes == 0)
1490                 {
1491                         RandomSelection_Init();
1492                         FOREACH(Gametypes, it.m_priority == 2, 
1493                         {
1494                                 MapInfo_Map_supportedGametypes |= it.m_flags;
1495                                 RandomSelection_AddEnt(it, 1, 1);
1496                         });
1497                         if(RandomSelection_chosen_ent)
1498                                 t = RandomSelection_chosen_ent;
1499                         LOG_SEVEREF("Mapinfo system is not functional at all. Falling back to a preferred mode (%s).", t.mdl);
1500                         MapInfo_LoadMapSettings_SaveGameType(t);
1501                         _MapInfo_Map_ApplyGametypeEx("", t, t);
1502                         return; // do not call Get_ByName!
1503                 }
1504
1505 #if 0
1506                 // find the lowest bit in the supported gametypes
1507                 // unnecessary now that we select one at random
1508                 int _t = 1;
1509                 while(!(MapInfo_Map_supportedGametypes & 1))
1510                 {
1511                         _t <<= 1;
1512                         MapInfo_Map_supportedGametypes = floor(MapInfo_Map_supportedGametypes >> 1);
1513                 }
1514 #endif
1515                 RandomSelection_Init();
1516                 Gametype t_prev = t;
1517                 FOREACH(Gametypes, MapInfo_Map_supportedGametypes & it.m_flags,
1518                 {
1519                         RandomSelection_AddEnt(it, 1, it.m_priority);
1520                 });
1521                 if(RandomSelection_chosen_ent)
1522                         t = RandomSelection_chosen_ent;
1523
1524                 // t is now a supported mode!
1525                 LOG_WARNF("can't play the selected map in the given game mode (%s). Falling back to a supported mode (%s).", t_prev.mdl, t.mdl);
1526                 MapInfo_LoadMapSettings_SaveGameType(t);
1527         }
1528         if(!_MapInfo_CheckMap(s, false)) { // with underscore, it keeps temps
1529                 LOG_WARNF("the selected map lacks features required by current settings; playing anyway.");
1530         }
1531         MapInfo_Get_ByName(s, 1, t);
1532 }
1533
1534 void MapInfo_ClearTemps()
1535 {
1536         MapInfo_Map_bspname = string_null;
1537         MapInfo_Map_title = string_null;
1538         MapInfo_Map_titlestring = string_null;
1539         MapInfo_Map_description = string_null;
1540         MapInfo_Map_author = string_null;
1541         MapInfo_Map_clientstuff = string_null;
1542         MapInfo_Map_supportedGametypes = 0;
1543         MapInfo_Map_supportedFeatures = 0;
1544 }
1545
1546 void MapInfo_Shutdown()
1547 {
1548         MapInfo_ClearTemps();
1549         MapInfo_Filter_Free();
1550         MapInfo_Cache_Destroy();
1551         if(_MapInfo_globopen)
1552         {
1553                 search_end(_MapInfo_globhandle);
1554                 _MapInfo_globhandle = -1;
1555                 _MapInfo_globopen = false;
1556         }
1557 }
1558
1559 int MapInfo_ForbiddenFlags()
1560 {
1561         int f = MAPINFO_FLAG_FORBIDDEN;
1562
1563 #ifdef GAMEQC
1564         if (!cvar("g_maplist_allow_hidden"))
1565 #endif
1566                 f |= MAPINFO_FLAG_HIDDEN;
1567
1568         if (!cvar("g_maplist_allow_frustrating"))
1569                 f |= MAPINFO_FLAG_FRUSTRATING;
1570
1571         return f;
1572 }
1573
1574 int MapInfo_RequiredFlags()
1575 {
1576         int f = 0;
1577
1578         if(cvar("g_maplist_allow_frustrating") > 1)
1579                 f |= MAPINFO_FLAG_FRUSTRATING;
1580
1581         return f;
1582 }