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World selection box in main menu (and random fixing)

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This commit is contained in:
Perttu Ahola 2012-03-11 20:45:14 +02:00
parent bcaab74f1f
commit d1d83d7e7f
7 changed files with 291 additions and 102 deletions
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57
src/subgame.cpp
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@ -21,6 +21,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "porting.h"
#include "filesys.h"
#include "settings.h"
#include "log.h"
SubgameSpec findSubgame(const std::string &id)
{
@ -68,15 +69,67 @@ std::set<std::string> getAvailableGameIds()
return gameids;
}
std::string getWorldGameId(const std::string &world_path)
#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(!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{
std::string fullpath = porting::path_user + DIR_DELIM + ".."
+ DIR_DELIM + "world";
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;
}