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WebSocketServer/wsLuaHook.cpp at master · agrafix/WebSocketServer · GitHub
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wsLuaHook.cpp
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/*
*
* ,. , ,. . .---. . . .---.
* `| /| / ,-. |-. \___ ,-. ,-. | , ,-. |- \___ ,-. ,-. . , ,-. ,-.
* | / | / |-' | | \ | | | |< |-' | \ |-' | | / |-' |
* `' `' `-' ^-' `---' `-' `-' ' ` `-' `' `---' `-' ' `' `-' '
*
* Copyright 2012 by Alexander Thiemann <mail@agrafix.net>
*
* This file is part of WebSocketServer.
*
* WebSocketServer is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* WebSocketServer 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WebSocketServer. If not, see <http://www.gnu.org/licenses/>.
*
*/
#
include
"
wsLuaHook.h
"
wsServerInterface* wsLuaHook::_server =
0
;
wsLuaHook::~wsLuaHook
() { }
void
wsLuaHook::hServerStartup
(wsServerInterface *server) {
//
server pointer
wsLuaHook::_server = server;
//
check if lua-main-script exists
ifstream
ifile
(
"
main.lua
"
);
if
(!ifile) {
cout <<
"
FATAL Error: main.lua not found.
\n
"
;
return
;
}
ifile.
close
();
//
load main lua
_L =
luaL_newstate
();
luaL_openlibs
(_L);
//
register funcs
lua_register
(_L,
"
_send
"
, lSend);
lua_register
(_L,
"
_sendAll
"
, lSendAll);
//
parse main file
luaL_dofile
(_L,
"
main.lua
"
);
}
void
wsLuaHook::hServerShutdown
() {
//
close lua
lua_close
(_L);
}
void
wsLuaHook::hClientConnect
(
int
i) {
lua_getglobal
(_L,
"
on_connect
"
);
if
(!
lua_isfunction
(_L,
lua_gettop
(_L))) {
cout <<
"
FATAL ERROR: Missing on_connect() in lua-Script!
"
;
return
;
}
lua_pushnumber
(_L, i);
lua_call
(_L,
1
,
0
);
}
void
wsLuaHook::hClientDisconnect
(
int
i) {
lua_getglobal
(_L,
"
on_disconnect
"
);
if
(!
lua_isfunction
(_L,
lua_gettop
(_L))) {
cout <<
"
FATAL ERROR: Missing on_disconnect() in lua-Script!
"
;
return
;
}
lua_pushnumber
(_L, i);
lua_call
(_L,
1
,
0
);
}
void
wsLuaHook::hClientMessage
(
int
i, std::string message) {
lua_getglobal
(_L,
"
main
"
);
if
(!
lua_isfunction
(_L,
lua_gettop
(_L))) {
cout <<
"
FATAL ERROR: Missing main() in lua-Script!
"
;
return
;
}
lua_pushnumber
(_L, i);
lua_pushstring
(_L, message.
c_str
());
lua_call
(_L,
2
,
0
);
}
int
wsLuaHook::lSend
(lua_State *L) {
int
args =
lua_gettop
(L);
if
(args !=
2
) {
return
0
;
}
int
clientId =
lua_tonumber
(L,
1
);
string message =
lua_tostring
(L,
2
);
//
_srvSend(false, clientId, message);
wsLuaHook::_server->
sendTo
(clientId, message);
return
0
;
}
int
wsLuaHook::lSendAll
(lua_State *L) {
int
args =
lua_gettop
(L);
if
(args !=
1
) {
return
0
;
}
string message =
lua_tostring
(L,
1
);
wsLuaHook::_server->
sendBroadcast
(message);
return
0
;
}
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