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/*
Minetest-c55
Copyright (C) 2012 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "subgame.h"
#include "porting.h"
#include "filesys.h"
#include "settings.h"
#include "log.h"
SubgameSpec findSubgame(const std::string &id)
{
if(id == "")
return SubgameSpec();
std::string share_server = porting::path_share + DIR_DELIM + "server";
std::string user_server = porting::path_user + DIR_DELIM + "server";
// Find game directory
std::string game_path =
user_server + DIR_DELIM + "games" + DIR_DELIM + id;
bool user_game = true; // Game is in user's directory
if(!fs::PathExists(game_path)){
game_path = share_server + DIR_DELIM + "games" + DIR_DELIM + id;
user_game = false;
}
if(!fs::PathExists(game_path))
return SubgameSpec();
// Find addon directories
std::set<std::string> addon_paths;
if(!user_game)
addon_paths.insert(share_server + DIR_DELIM + "addons"
+ DIR_DELIM + id);
addon_paths.insert(user_server + DIR_DELIM + "addons"
+ DIR_DELIM + id);
// TODO: Read proper name from game_path/game.conf
std::string game_name = id;
return SubgameSpec(id, game_path, addon_paths, game_name);
}
std::set<std::string> getAvailableGameIds()
{
std::set<std::string> gameids;
std::set<std::string> gamespaths;
gamespaths.insert(porting::path_share + DIR_DELIM + "server"
+ DIR_DELIM + "games");
gamespaths.insert(porting::path_user + DIR_DELIM + "server"
+ DIR_DELIM + "games");
for(std::set<std::string>::const_iterator i = gamespaths.begin();
i != gamespaths.end(); i++){
std::vector<fs::DirListNode> dirlist = fs::GetDirListing(*i);
for(u32 j=0; j<dirlist.size(); j++){
if(!dirlist[j].dir)
continue;
gameids.insert(dirlist[j].name);
}
}
return gameids;
}
std::vector<SubgameSpec> getAvailableGames()
{
std::vector<SubgameSpec> specs;
std::set<std::string> gameids = getAvailableGameIds();
for(std::set<std::string>::const_iterator i = gameids.begin();
i != gameids.end(); i++)
specs.push_back(findSubgame(*i));
return specs;
}
#define LEGACY_GAMEID "mesetint"
std::string getWorldGameId(const std::string &world_path, bool can_be_legacy)
{
std::string conf_path = world_path + DIR_DELIM + "world.mt";
Settings conf;
bool succeeded = conf.readConfigFile(conf_path.c_str());
if(!succeeded){
if(can_be_legacy){
// If map_meta.txt exists, it is probably an old minetest world
if(fs::PathExists(world_path + DIR_DELIM + "map_meta.txt"))
return LEGACY_GAMEID;
}
return "";
}
if(!conf.exists("gameid"))
return "";
return conf.get("gameid");
}
std::vector<WorldSpec> getAvailableWorlds()
{
std::vector<WorldSpec> worlds;
std::set<std::string> worldspaths;
worldspaths.insert(porting::path_user + DIR_DELIM + "server"
+ DIR_DELIM + "worlds");
infostream<<"Searching worlds..."<<std::endl;
for(std::set<std::string>::const_iterator i = worldspaths.begin();
i != worldspaths.end(); i++){
infostream<<" In "<<(*i)<<": "<<std::endl;
std::vector<fs::DirListNode> dirvector = fs::GetDirListing(*i);
for(u32 j=0; j<dirvector.size(); j++){
if(!dirvector[j].dir)
continue;
std::string fullpath = *i + DIR_DELIM + dirvector[j].name;
std::string name = dirvector[j].name;
std::string gameid = getWorldGameId(fullpath);
WorldSpec spec(fullpath, name, gameid);
if(!spec.isValid()){
infostream<<"(invalid: "<<name<<") ";
} else {
infostream<<name<<" ";
worlds.push_back(spec);
}
}
infostream<<std::endl;
}
// Check old world location
do{
#ifdef RUN_IN_PLACE
std::string fullpath = porting::path_user + DIR_DELIM + ".."
+ DIR_DELIM + "world";
#else
std::string fullpath = porting::path_user + DIR_DELIM + "world";
#endif
if(!fs::PathExists(fullpath))
break;
std::string name = "Old World";
std::string gameid = getWorldGameId(fullpath, true);
WorldSpec spec(fullpath, name, gameid);
infostream<<"Old world found."<<std::endl;
worlds.push_back(spec);
}while(0);
infostream<<worlds.size()<<" found."<<std::endl;
return worlds;
}
bool initializeWorld(const std::string &path, const std::string &gameid)
{
infostream<<"Initializing world at "<<path<<std::endl;
// Create world.mt if does not already exist
std::string worldmt_path = path + DIR_DELIM + "world.mt";
if(!fs::PathExists(worldmt_path)){
infostream<<"Creating world.mt ("<<worldmt_path<<")"<<std::endl;
fs::CreateAllDirs(path);
std::ofstream of(worldmt_path.c_str(), std::ios::binary);
of<<"gameid = "<<gameid<<"\n";
}
return true;
}
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