3 Copyright (C) 2012 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
26 SubgameSpec findSubgame(const std::string &id)
30 std::string share = porting::path_share;
31 std::string user = porting::path_user;
32 // Find game directory
33 std::string game_path = user + DIR_DELIM + "games" + DIR_DELIM + id;
34 bool user_game = true; // Game is in user's directory
35 if(!fs::PathExists(game_path)){
36 game_path = share + DIR_DELIM + "games" + DIR_DELIM + id;
39 if(!fs::PathExists(game_path))
41 // Find mod directories
42 std::set<std::string> mods_paths;
43 mods_paths.insert(game_path + DIR_DELIM + "mods");
45 mods_paths.insert(share + DIR_DELIM + "mods" + DIR_DELIM + id);
46 if(user != share || user_game)
47 mods_paths.insert(user + DIR_DELIM + "mods" + DIR_DELIM + id);
48 // TODO: Read proper name from game_path/game.conf
49 std::string game_name = id;
50 return SubgameSpec(id, game_path, mods_paths, game_name);
53 std::set<std::string> getAvailableGameIds()
55 std::set<std::string> gameids;
56 std::set<std::string> gamespaths;
57 gamespaths.insert(porting::path_share + DIR_DELIM + "games");
58 gamespaths.insert(porting::path_user + DIR_DELIM + "games");
59 for(std::set<std::string>::const_iterator i = gamespaths.begin();
60 i != gamespaths.end(); i++){
61 std::vector<fs::DirListNode> dirlist = fs::GetDirListing(*i);
62 for(u32 j=0; j<dirlist.size(); j++){
65 gameids.insert(dirlist[j].name);
71 std::vector<SubgameSpec> getAvailableGames()
73 std::vector<SubgameSpec> specs;
74 std::set<std::string> gameids = getAvailableGameIds();
75 for(std::set<std::string>::const_iterator i = gameids.begin();
76 i != gameids.end(); i++)
77 specs.push_back(findSubgame(*i));
81 #define LEGACY_GAMEID "minetest"
83 bool getWorldExists(const std::string &world_path)
85 return (fs::PathExists(world_path + DIR_DELIM + "map_meta.txt") ||
86 fs::PathExists(world_path + DIR_DELIM + "world.mt"));
89 std::string getWorldGameId(const std::string &world_path, bool can_be_legacy)
91 std::string conf_path = world_path + DIR_DELIM + "world.mt";
93 bool succeeded = conf.readConfigFile(conf_path.c_str());
96 // If map_meta.txt exists, it is probably an old minetest world
97 if(fs::PathExists(world_path + DIR_DELIM + "map_meta.txt"))
102 if(!conf.exists("gameid"))
104 // The "mesetint" gameid has been discarded
105 if(conf.get("gameid") == "mesetint")
107 return conf.get("gameid");
110 std::vector<WorldSpec> getAvailableWorlds()
112 std::vector<WorldSpec> worlds;
113 std::set<std::string> worldspaths;
114 worldspaths.insert(porting::path_user + DIR_DELIM + "worlds");
115 infostream<<"Searching worlds..."<<std::endl;
116 for(std::set<std::string>::const_iterator i = worldspaths.begin();
117 i != worldspaths.end(); i++){
118 infostream<<" In "<<(*i)<<": "<<std::endl;
119 std::vector<fs::DirListNode> dirvector = fs::GetDirListing(*i);
120 for(u32 j=0; j<dirvector.size(); j++){
121 if(!dirvector[j].dir)
123 std::string fullpath = *i + DIR_DELIM + dirvector[j].name;
124 std::string name = dirvector[j].name;
125 // Just allow filling in the gameid always for now
126 bool can_be_legacy = true;
127 std::string gameid = getWorldGameId(fullpath, can_be_legacy);
128 WorldSpec spec(fullpath, name, gameid);
130 infostream<<"(invalid: "<<name<<") ";
132 infostream<<name<<" ";
133 worlds.push_back(spec);
136 infostream<<std::endl;
138 // Check old world location
140 std::string fullpath = porting::path_user + DIR_DELIM + "world";
141 if(!fs::PathExists(fullpath))
143 std::string name = "Old World";
144 std::string gameid = getWorldGameId(fullpath, true);
145 WorldSpec spec(fullpath, name, gameid);
146 infostream<<"Old world found."<<std::endl;
147 worlds.push_back(spec);
149 infostream<<worlds.size()<<" found."<<std::endl;
153 bool initializeWorld(const std::string &path, const std::string &gameid)
155 infostream<<"Initializing world at "<<path<<std::endl;
156 // Create world.mt if does not already exist
157 std::string worldmt_path = path + DIR_DELIM + "world.mt";
158 if(!fs::PathExists(worldmt_path)){
159 infostream<<"Creating world.mt ("<<worldmt_path<<")"<<std::endl;
160 fs::CreateAllDirs(path);
161 std::ofstream of(worldmt_path.c_str(), std::ios::binary);
162 of<<"gameid = "<<gameid<<"\n";