Add minetest.get_modnames() to Lua API

This commit is contained in:
Matthew I 2012-07-21 21:29:37 -04:00 committed by Perttu Ahola
parent e3ddbe8c6b
commit 136eb32389
3 changed files with 63 additions and 0 deletions

@ -4461,6 +4461,60 @@ static int l_get_modpath(lua_State *L)
return 1;
}
// get_modnames()
// the returned list is sorted alphabetically for you
static int l_get_modnames(lua_State *L)
{
// Get a list of mods
core::list<std::string> mods_unsorted, mods_sorted;
get_server(L)->getModNames(mods_unsorted);
// Take unsorted items from mods_unsorted and sort them into
// mods_sorted; not great performance but the number of mods on a
// server will likely be small.
for(core::list<std::string>::Iterator i = mods_unsorted.begin();
i != mods_unsorted.end(); i++)
{
bool added = false;
for(core::list<std::string>::Iterator x = mods_sorted.begin();
x != mods_unsorted.end(); x++)
{
// I doubt anybody using Minetest will be using
// anything not ASCII based :)
if((*i).compare(*x) <= 0)
{
mods_sorted.insert_before(x, *i);
added = true;
break;
}
}
if(!added)
mods_sorted.push_back(*i);
}
// Get the table insertion function from Lua.
lua_getglobal(L, "table");
lua_getfield(L, -1, "insert");
int insertion_func = lua_gettop(L);
// Package them up for Lua
lua_newtable(L);
int new_table = lua_gettop(L);
core::list<std::string>::Iterator i = mods_sorted.begin();
while(i != mods_sorted.end())
{
lua_pushvalue(L, insertion_func);
lua_pushvalue(L, new_table);
lua_pushstring(L, (*i).c_str());
if(lua_pcall(L, 2, 0, 0) != 0)
{
script_error(L, "error: %s", lua_tostring(L, -1));
}
i++;
}
return 1;
}
// get_worldpath()
static int l_get_worldpath(lua_State *L)
{
@ -4630,6 +4684,7 @@ static const struct luaL_Reg minetest_f [] = {
{"get_hit_params", l_get_hit_params},
{"get_current_modname", l_get_current_modname},
{"get_modpath", l_get_modpath},
{"get_modnames", l_get_modnames},
{"get_worldpath", l_get_worldpath},
{"sound_play", l_sound_play},
{"sound_stop", l_sound_stop},

@ -4531,6 +4531,13 @@ const ModSpec* Server::getModSpec(const std::string &modname)
}
return NULL;
}
void Server::getModNames(core::list<std::string> &modlist)
{
for(core::list<ModSpec>::Iterator i = m_mods.begin(); i != m_mods.end(); i++)
{
modlist.push_back((*i).name);
}
}
std::string Server::getBuiltinLuaPath()
{
return porting::path_share + DIR_DELIM + "builtin";

@ -556,6 +556,7 @@ public:
IWritableCraftDefManager* getWritableCraftDefManager();
const ModSpec* getModSpec(const std::string &modname);
void getModNames(core::list<std::string> &modlist);
std::string getBuiltinLuaPath();
std::string getWorldPath(){ return m_path_world; }