1
0
Fork 0
mirror of https://github.com/luanti-org/luanti.git synced 2025-06-27 16:36:03 +00:00

Add minetest.parse_json, engine.parse_json

This commit is contained in:
Kahrl 2013-09-02 02:01:49 +02:00
parent 71a6ffa762
commit 1ecf51a13f
6 changed files with 141 additions and 0 deletions

View file

@ -26,6 +26,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "tool.h"
#include "settings.h"
#include "main.h" //required for g_settings, g_settings_path
#include "json/json.h"
// debug(...)
// Writes a line to dstream
@ -138,6 +139,45 @@ int ModApiUtil::l_setting_save(lua_State *L)
return 0;
}
// parse_json(str[, nullvalue])
int ModApiUtil::l_parse_json(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
const char *jsonstr = luaL_checkstring(L, 1);
// Use passed nullvalue or default to nil
int nullindex = 2;
if (lua_isnone(L, nullindex)) {
lua_pushnil(L);
nullindex = lua_gettop(L);
}
Json::Value root;
{
Json::Reader reader;
std::istringstream stream(jsonstr);
if (!reader.parse(stream, root)) {
errorstream << "Failed to parse json data "
<< reader.getFormattedErrorMessages();
errorstream << "data: \"" << jsonstr << "\""
<< std::endl;
lua_pushnil(L);
return 1;
}
}
if (!push_json_value(L, root, nullindex)) {
errorstream << "Failed to parse json data, "
<< "depth exceeds lua stack limit" << std::endl;
errorstream << "data: \"" << jsonstr << "\"" << std::endl;
lua_pushnil(L);
}
return 1;
}
// get_dig_params(groups, tool_capabilities[, time_from_last_punch])
int ModApiUtil::l_get_dig_params(lua_State *L)
{
@ -191,6 +231,8 @@ void ModApiUtil::Initialize(lua_State *L, int top)
API_FCT(setting_getbool);
API_FCT(setting_save);
API_FCT(parse_json);
API_FCT(get_dig_params);
API_FCT(get_hit_params);

View file

@ -59,6 +59,9 @@ private:
// setting_save()
static int l_setting_save(lua_State *L);
// parse_json(str[, nullvalue])
static int l_parse_json(lua_State *L);
// get_dig_params(groups, tool_capabilities[, time_from_last_punch])
static int l_get_dig_params(lua_State *L);