minetest/src/script/lua_api/l_client.cpp

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/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
Copyright (C) 2017 nerzhul, Loic Blot <loic.blot@unix-experience.fr>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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 "l_client.h"
#include "common/c_content.h"
#include "common/c_converter.h"
#include "cpp_api/s_base.h"
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#include "gettext.h"
#include "l_internal.h"
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#include "lua_api/l_item.h"
#include "lua_api/l_nodemeta.h"
#include "mainmenumanager.h"
#include "util/string.h"
#include "clientenvironment.h"
#include "map.h"
extern MainGameCallback *g_gamecallback;
int ModApiClient::l_get_current_modname(lua_State *L)
{
lua_rawgeti(L, LUA_REGISTRYINDEX, CUSTOM_RIDX_CURRENT_MOD_NAME);
return 1;
}
// get_last_run_mod()
int ModApiClient::l_get_last_run_mod(lua_State *L)
{
lua_rawgeti(L, LUA_REGISTRYINDEX, CUSTOM_RIDX_CURRENT_MOD_NAME);
const char *current_mod = lua_tostring(L, -1);
if (current_mod == NULL || current_mod[0] == '\0') {
lua_pop(L, 1);
lua_pushstring(L, getScriptApiBase(L)->getOrigin().c_str());
}
return 1;
}
// set_last_run_mod(modname)
int ModApiClient::l_set_last_run_mod(lua_State *L)
{
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if (!lua_isstring(L, 1))
return 0;
const char *mod = lua_tostring(L, 1);
getScriptApiBase(L)->setOriginDirect(mod);
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lua_pushboolean(L, true);
return 1;
}
// display_chat_message(message)
int ModApiClient::l_display_chat_message(lua_State *L)
{
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if (!lua_isstring(L, 1))
return 0;
std::string message = luaL_checkstring(L, 1);
getClient(L)->pushToChatQueue(utf8_to_wide(message));
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lua_pushboolean(L, true);
return 1;
}
// get_player_names()
int ModApiClient::l_get_player_names(lua_State *L)
{
const std::list<std::string> &plist = getClient(L)->getConnectedPlayerNames();
lua_createtable(L, plist.size(), 0);
int newTable = lua_gettop(L);
int index = 1;
std::list<std::string>::const_iterator iter;
for (iter = plist.begin(); iter != plist.end(); iter++) {
lua_pushstring(L, (*iter).c_str());
lua_rawseti(L, newTable, index);
index++;
}
return 1;
}
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// show_formspec(formspec)
int ModApiClient::l_show_formspec(lua_State *L)
{
if (!lua_isstring(L, 1) || !lua_isstring(L, 2))
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return 0;
ClientEvent event;
event.type = CE_SHOW_LOCAL_FORMSPEC;
event.show_formspec.formname = new std::string(luaL_checkstring(L, 1));
event.show_formspec.formspec = new std::string(luaL_checkstring(L, 2));
getClient(L)->pushToEventQueue(event);
lua_pushboolean(L, true);
return 1;
}
// send_respawn()
int ModApiClient::l_send_respawn(lua_State *L)
{
getClient(L)->sendRespawn();
return 0;
}
// disconnect()
int ModApiClient::l_disconnect(lua_State *L)
{
// Stops badly written Lua code form causing boot loops
if (getClient(L)->isShutdown()) {
lua_pushboolean(L, false);
return 1;
}
g_gamecallback->disconnect();
lua_pushboolean(L, true);
return 1;
}
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// gettext(text)
int ModApiClient::l_gettext(lua_State *L)
{
std::string text = strgettext(std::string(luaL_checkstring(L, 1)));
lua_pushstring(L, text.c_str());
return 1;
}
// get_node(pos)
// pos = {x=num, y=num, z=num}
int ModApiClient::l_get_node(lua_State *L)
{
// pos
v3s16 pos = read_v3s16(L, 1);
// Do it
bool pos_ok;
MapNode n = getClient(L)->getNode(pos, &pos_ok);
// Return node
pushnode(L, n, getClient(L)->ndef());
return 1;
}
// get_node_or_nil(pos)
// pos = {x=num, y=num, z=num}
int ModApiClient::l_get_node_or_nil(lua_State *L)
{
// pos
v3s16 pos = read_v3s16(L, 1);
// Do it
bool pos_ok;
MapNode n = getClient(L)->getNode(pos, &pos_ok);
if (pos_ok) {
// Return node
pushnode(L, n, getClient(L)->ndef());
} else {
lua_pushnil(L);
}
return 1;
}
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int ModApiClient::l_get_wielded_item(lua_State *L)
{
Client *client = getClient(L);
Inventory local_inventory(client->idef());
client->getLocalInventory(local_inventory);
InventoryList *mlist = local_inventory.getList("main");
if (mlist && client->getPlayerItem() < mlist->getSize()) {
LuaItemStack::create(L, mlist->getItem(client->getPlayerItem()));
} else {
LuaItemStack::create(L, ItemStack());
}
return 1;
}
// get_meta(pos)
int ModApiClient::l_get_meta(lua_State *L)
{
v3s16 p = read_v3s16(L, 1);
NodeMetadata *meta = getClient(L)->getEnv().getMap().getNodeMetadata(p);
NodeMetaRef::createClient(L, meta);
return 1;
}
void ModApiClient::Initialize(lua_State *L, int top)
{
API_FCT(get_current_modname);
API_FCT(display_chat_message);
API_FCT(get_player_names);
API_FCT(set_last_run_mod);
API_FCT(get_last_run_mod);
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API_FCT(show_formspec);
API_FCT(send_respawn);
API_FCT(gettext);
API_FCT(get_node);
API_FCT(get_node_or_nil);
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API_FCT(get_wielded_item);
API_FCT(disconnect);
API_FCT(get_meta);
}