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

Removed lua stuff

This commit is contained in:
Perttu Ahola 2011-04-03 12:28:55 +03:00
parent ee89e29ae1
commit e4f7f97e6c
70 changed files with 6 additions and 19008 deletions

View file

@ -79,727 +79,5 @@ void TestSAO::step(float dtime, Queue<ActiveObjectMessage> &messages)
}
}
/*
LuaSAO
*/
extern "C"{
#include "lstring.h"
}
/*
Callbacks in script:
on_step(self, dtime)
on_get_client_init_data(self)
on_get_server_init_data(self)
on_initialize(self, data)
*/
/*
object_remove(x,y,z)
*/
static int lf_object_remove(lua_State *L)
{
// 1: self
LuaSAO *self = (LuaSAO*)lua_touserdata(L, -1);
lua_pop(L, 1);
assert(self);
self->m_removed = true;
return 0;
}
/*
ServerEnvironment object_get_environment(self)
*/
static int lf_object_get_environment(lua_State *L)
{
// 1: self
LuaSAO *self = (LuaSAO*)lua_touserdata(L, -1);
lua_pop(L, 1);
assert(self);
lua_pushlightuserdata(L, self->getEnv());
return 1;
}
/*
object_set_base_position(self, {X=,Y=,Z=})
*/
static int lf_object_set_base_position(lua_State *L)
{
// 2: position
assert(lua_istable(L, -1));
lua_pushstring(L, "X");
lua_gettable(L, -2);
lua_Number x = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "Y");
lua_gettable(L, -2);
lua_Number y = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "Z");
lua_gettable(L, -2);
lua_Number z = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pop(L, 1);
// 1: self
LuaSAO *self = (LuaSAO*)lua_touserdata(L, -1);
lua_pop(L, 1);
assert(self);
self->setBasePosition(v3f(x*BS,y*BS,z*BS));
return 0; // Number of return values
}
/*
{X=,Y=,Z=} object_get_base_position(self)
*/
static int lf_object_get_base_position(lua_State *L)
{
// 1: self
LuaSAO *self = (LuaSAO*)lua_touserdata(L, -1);
lua_pop(L, 1);
assert(self);
v3f pos = self->getBasePosition();
lua_newtable(L);
lua_pushstring(L, "X");
lua_pushnumber(L, pos.X/BS);
lua_settable(L, -3);
lua_pushstring(L, "Y");
lua_pushnumber(L, pos.Y/BS);
lua_settable(L, -3);
lua_pushstring(L, "Z");
lua_pushnumber(L, pos.Z/BS);
lua_settable(L, -3);
return 1; // Number of return values
}
/*
object_add_message(self, string data)
lf = luafunc
*/
static int lf_object_add_message(lua_State *L)
{
// 2: data
size_t datalen = 0;
const char *data_c = lua_tolstring(L, -1, &datalen);
lua_pop(L, 1);
// 1: self
LuaSAO *self = (LuaSAO*)lua_touserdata(L, -1);
lua_pop(L, 1);
assert(self);
assert(data_c);
std::string data(data_c, datalen);
//dstream<<"object_add_message: data="<<data<<std::endl;
// Create message and add to queue
ActiveObjectMessage aom(self->getId());
aom.reliable = true;
aom.datastring = data;
self->m_message_queue.push_back(aom);
return 0; // Number of return values
}
/*
env_get_node(env, {X=,Y=,Z=})
*/
static int lf_env_get_node(lua_State *L)
{
// 2: position
assert(lua_istable(L, -1));
lua_pushstring(L, "X");
lua_gettable(L, -2);
lua_Number x = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "Y");
lua_gettable(L, -2);
lua_Number y = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "Z");
lua_gettable(L, -2);
lua_Number z = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pop(L, 1);
// 1: env
ServerEnvironment *env = (ServerEnvironment*)lua_touserdata(L, -1);
lua_pop(L, 1);
assert(env);
v3s16 pos = floatToInt(v3f(x,y,z), 1.0);
/*dstream<<"Checking node from pos=("<<pos.X<<","<<pos.Y<<","<<pos.Z
<<")"<<std::endl;*/
// Get the node
MapNode n(CONTENT_IGNORE);
n = env->getMap().getNodeNoEx(pos);
// Create a table with some data about the node
lua_newtable(L);
lua_pushstring(L, "content");
lua_pushinteger(L, n.d);
lua_settable(L, -3);
lua_pushstring(L, "param1");
lua_pushinteger(L, n.param);
lua_settable(L, -3);
lua_pushstring(L, "param2");
lua_pushinteger(L, n.param2);
lua_settable(L, -3);
// Return the table
return 1;
}
/*
get_content_features(content)
*/
static int lf_get_content_features(lua_State *L)
{
MapNode n;
// 1: content
n.d = lua_tointeger(L, -1);
lua_pop(L, 1);
// Get and return information
ContentFeatures &f = content_features(n.d);
lua_newtable(L);
lua_pushstring(L, "walkable");
lua_pushboolean(L, f.walkable);
lua_settable(L, -3);
lua_pushstring(L, "diggable");
lua_pushboolean(L, f.diggable);
lua_settable(L, -3);
lua_pushstring(L, "buildable_to");
lua_pushboolean(L, f.buildable_to);
lua_settable(L, -3);
return 1;
}
/*
bool env_dig_node(env, {X=,Y=,Z=})
Return true on success
*/
static int lf_env_dig_node(lua_State *L)
{
// 2: position
assert(lua_istable(L, -1));
lua_pushstring(L, "X");
lua_gettable(L, -2);
lua_Number x = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "Y");
lua_gettable(L, -2);
lua_Number y = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "Z");
lua_gettable(L, -2);
lua_Number z = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pop(L, 1);
// 1: env
ServerEnvironment *env = (ServerEnvironment*)lua_touserdata(L, -1);
lua_pop(L, 1);
assert(env);
v3s16 pos = floatToInt(v3f(x,y,z), 1.0);
/*
Do stuff.
This gets sent to the server by the map through the edit
event system.
*/
bool succeeded = env->getMap().removeNodeWithEvent(pos);
lua_pushboolean(L, succeeded);
return 1;
}
/*
bool env_place_node(env, {X=,Y=,Z=}, node)
node={content=,param1=,param2=}
param1 and param2 are optional
Return true on success
*/
static int lf_env_place_node(lua_State *L)
{
// 3: node
MapNode n(CONTENT_STONE);
assert(lua_istable(L, -1));
{
lua_pushstring(L, "content");
lua_gettable(L, -2);
if(lua_isnumber(L, -1))
n.d = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "param1");
lua_gettable(L, -2);
if(lua_isnumber(L, -1))
n.param = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "param2");
lua_gettable(L, -2);
if(lua_isnumber(L, -1))
n.param2 = lua_tonumber(L, -1);
lua_pop(L, 1);
}
lua_pop(L, 1);
// 2: position
assert(lua_istable(L, -1));
lua_pushstring(L, "X");
lua_gettable(L, -2);
lua_Number x = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "Y");
lua_gettable(L, -2);
lua_Number y = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "Z");
lua_gettable(L, -2);
lua_Number z = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pop(L, 1);
// 1: env
ServerEnvironment *env = (ServerEnvironment*)lua_touserdata(L, -1);
lua_pop(L, 1);
assert(env);
v3s16 pos = floatToInt(v3f(x,y,z), 1.0);
/*
Do stuff.
This gets sent to the server by the map through the edit
event system.
*/
bool succeeded = env->getMap().addNodeWithEvent(pos, n);
lua_pushboolean(L, succeeded);
return 1;
}
/*
string env_get_nearest_player_name(env, {X=,Y=,Z=})
*/
static int lf_env_get_nearest_player_name(lua_State *L)
{
// 2: position
assert(lua_istable(L, -1));
lua_pushstring(L, "X");
lua_gettable(L, -2);
lua_Number x = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "Y");
lua_gettable(L, -2);
lua_Number y = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pushstring(L, "Z");
lua_gettable(L, -2);
lua_Number z = lua_tonumber(L, -1);
lua_pop(L, 1);
lua_pop(L, 1);
// 1: env
ServerEnvironment *env = (ServerEnvironment*)lua_touserdata(L, -1);
lua_pop(L, 1);
assert(env);
v3f pos_f = v3f(x,y,z)*BS;
Player *player = env->getNearestConnectedPlayer(pos_f);
if(player)
lua_pushstring(L, player->getName());
else
lua_pushstring(L, "");
return 1; // Number of return values
}
/*
{exists=, pos={X=,Y=,Z=}, connected=} env_get_player_info(env, name)
*/
static int lf_env_get_player_info(lua_State *L)
{
// 2: name
const char *name = lua_tostring(L, -1);
lua_pop(L, 1);
// 1: env
ServerEnvironment *env = (ServerEnvironment*)lua_touserdata(L, -1);
lua_pop(L, 1);
assert(env);
Player *player = env->getPlayer(name);
v3f pos(0,0,0);
if(player)
pos = player->getPosition();
lua_newtable(L);
lua_pushstring(L, "exists");
lua_pushboolean(L, (player != NULL));
lua_settable(L, -3);
if(player != NULL)
{
lua_pushstring(L, "pos");
{
lua_newtable(L);
lua_pushstring(L, "X");
lua_pushnumber(L, pos.X/BS);
lua_settable(L, -3);
lua_pushstring(L, "Y");
lua_pushnumber(L, pos.Y/BS);
lua_settable(L, -3);
lua_pushstring(L, "Z");
lua_pushnumber(L, pos.Z/BS);
lua_settable(L, -3);
}
lua_settable(L, -3);
lua_pushstring(L, "connected");
lua_pushboolean(L, (player->peer_id != 0));
lua_settable(L, -3);
}
return 1; // Number of return values
}
LuaSAO::LuaSAO(ServerEnvironment *env, u16 id, v3f pos):
ServerActiveObject(env, id, pos),
L(NULL)
{
dstream<<"LuaSAO::LuaSAO(): id="<<id<<std::endl;
L = lua_open();
assert(L);
// Load libraries
luaopen_base(L);
luaopen_table(L);
luaopen_string(L);
luaopen_math(L);
// Add globals
//lua_pushlightuserdata(L, this);
//lua_setglobal(L, "self");
// Register functions
#define LUA_REGISTER_FUNC(L, x) lua_register(L, #x, lf_ ## x)
LUA_REGISTER_FUNC(L, object_remove);
LUA_REGISTER_FUNC(L, object_get_environment);
LUA_REGISTER_FUNC(L, object_set_base_position);
LUA_REGISTER_FUNC(L, object_get_base_position);
LUA_REGISTER_FUNC(L, object_add_message);
LUA_REGISTER_FUNC(L, env_get_node);
LUA_REGISTER_FUNC(L, get_content_features);
LUA_REGISTER_FUNC(L, env_dig_node);
LUA_REGISTER_FUNC(L, env_place_node);
LUA_REGISTER_FUNC(L, env_get_nearest_player_name);
LUA_REGISTER_FUNC(L, env_get_player_info);
}
LuaSAO::~LuaSAO()
{
lua_close(L);
}
std::string LuaSAO::getClientInitializationData()
{
/*
Read client-side script from file
*/
std::string relative_path;
relative_path += "scripts/objects/";
relative_path += m_script_name;
relative_path += "/client.lua";
std::string full_path = porting::getDataPath(relative_path.c_str());
std::string script;
std::ifstream file(full_path.c_str(), std::ios::binary | std::ios::ate);
int size = file.tellg();
SharedBuffer<char> buf(size);
file.seekg(0, std::ios::beg);
file.read(&buf[0], size);
file.close();
/*
Create data string
*/
std::string data;
// Append script
std::string script_string(&buf[0], buf.getSize());
data += serializeLongString(script_string);
/*
Get data from server-side script for inclusion
*/
std::string other_data;
do{
const char *funcname = "on_get_client_init_data";
lua_getglobal(L, funcname);
if(!lua_isfunction(L,-1))
{
lua_pop(L,1);
dstream<<"WARNING: LuaSAO: Function not found: "
<<funcname<<std::endl;
break;
}
// Parameters:
// 1: self
lua_pushlightuserdata(L, this);
// Call (1 parameters, 1 result)
if(lua_pcall(L, 1, 1, 0))
{
dstream<<"WARNING: LuaSAO: Error running function "
<<funcname<<": "
<<lua_tostring(L,-1)<<std::endl;
break;
}
// Retrieve result
if(!lua_isstring(L,-1))
{
dstream<<"WARNING: LuaSAO: Function "<<funcname
<<" didn't return a string"<<std::endl;
break;
}
size_t cs_len = 0;
const char *cs = lua_tolstring(L, -1, &cs_len);
lua_pop(L,1);
other_data = std::string(cs, cs_len);
}while(0);
data += serializeLongString(other_data);
return data;
}
std::string LuaSAO::getServerInitializationData()
{
std::string data;
// Script name
data.append(serializeString(m_script_name));
/*
Get data from server-side script for inclusion
*/
std::string other_data;
do{
const char *funcname = "on_get_server_init_data";
lua_getglobal(L, funcname);
if(!lua_isfunction(L,-1))
{
lua_pop(L,1);
dstream<<"WARNING: LuaSAO: Function not found: "
<<funcname<<std::endl;
break;
}
// Parameters:
// 1: self
lua_pushlightuserdata(L, this);
// Call (1 parameters, 1 result)
if(lua_pcall(L, 1, 1, 0))
{
dstream<<"WARNING: LuaSAO: Error running function "
<<funcname<<": "
<<lua_tostring(L,-1)<<std::endl;
break;
}
// Retrieve result
if(!lua_isstring(L,-1))
{
dstream<<"WARNING: LuaSAO: Function "<<funcname
<<" didn't return a string"<<std::endl;
break;
}
size_t cs_len = 0;
const char *cs = lua_tolstring(L, -1, &cs_len);
lua_pop(L,1);
other_data = std::string(cs, cs_len);
}while(0);
data += serializeLongString(other_data);
return data;
}
void LuaSAO::initializeFromNothing(const std::string &script_name)
{
loadScripts(script_name);
/*
Call on_initialize(self, data) in the script
*/
const char *funcname = "on_initialize";
lua_getglobal(L, funcname);
if(!lua_isfunction(L,-1))
{
lua_pop(L,1);
dstream<<"WARNING: LuaSAO: Function not found: "
<<funcname<<std::endl;
return;
}
// Parameters:
// 1: self
lua_pushlightuserdata(L, this);
// 2: data (other)
lua_pushstring(L, "");
// Call (2 parameters, 0 result)
if(lua_pcall(L, 2, 0, 0))
{
dstream<<"WARNING: LuaSAO: Error running function "
<<funcname<<": "
<<lua_tostring(L,-1)<<std::endl;
return;
}
}
void LuaSAO::initializeFromSave(const std::string &data)
{
std::istringstream is(data, std::ios::binary);
std::string script_name = deSerializeString(is);
std::string other = deSerializeLongString(is);
loadScripts(script_name);
/*
Call on_initialize(self, data) in the script
*/
const char *funcname = "on_initialize";
lua_getglobal(L, funcname);
if(!lua_isfunction(L,-1))
{
lua_pop(L,1);
dstream<<"WARNING: LuaSAO: Function not found: "
<<funcname<<std::endl;
return;
}
// Parameters:
// 1: self
lua_pushlightuserdata(L, this);
// 2: data (other)
lua_pushlstring(L, other.c_str(), other.size());
// Call (2 parameters, 0 result)
if(lua_pcall(L, 2, 0, 0))
{
dstream<<"WARNING: LuaSAO: Error running function "
<<funcname<<": "
<<lua_tostring(L,-1)<<std::endl;
return;
}
}
void LuaSAO::loadScripts(const std::string &script_name)
{
m_script_name = script_name;
std::string relative_path;
relative_path += "scripts/objects/";
relative_path += script_name;
std::string server_file = relative_path + "/server.lua";
std::string server_path = porting::getDataPath(server_file.c_str());
// Load the file
int ret;
ret = luaL_loadfile(L, server_path.c_str());
if(ret)
{
const char *message = lua_tostring(L, -1);
lua_pop(L, 1);
dstream<<"LuaSAO::loadScript(): lua_loadfile failed: "
<<message<<std::endl;
assert(0);
return;
}
ret = lua_pcall(L, 0, 0, 0);
if(ret)
{
const char *message = lua_tostring(L, -1);
lua_pop(L, 1);
dstream<<"LuaSAO::loadScript(): lua_pcall failed: "
<<message<<std::endl;
assert(0);
return;
}
}
void LuaSAO::step(float dtime, Queue<ActiveObjectMessage> &messages)
{
const char *funcname = "on_step";
lua_getglobal(L, funcname);
if(!lua_isfunction(L,-1))
{
lua_pop(L,1);
dstream<<"WARNING: LuaSAO::step(): Function not found: "
<<funcname<<std::endl;
return;
}
// Parameters:
// 1: self
lua_pushlightuserdata(L, this);
// 2: dtime
lua_pushnumber(L, dtime);
// Call (2 parameters, 0 result)
if(lua_pcall(L, 2, 0, 0))
{
dstream<<"WARNING: LuaSAO::step(): Error running function "
<<funcname<<": "
<<lua_tostring(L,-1)<<std::endl;
return;
}
// Move messages
while(m_message_queue.size() != 0)
{
messages.push_back(m_message_queue.pop_front());
}
}