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/*
* Copyright (c) 2013 Remko Tronçon
* Licensed under the GNU General Public License.
* See the COPYING file for more information.
*/
#include <Sluift/Lua/FunctionRegistry.h>
#include <Swiften/Base/foreach.h>
using namespace Swift::Lua;
FunctionRegistry::FunctionRegistry() {
}
FunctionRegistry::~FunctionRegistry() {
}
FunctionRegistry& FunctionRegistry::getInstance() {
static FunctionRegistry instance;
return instance;
}
void FunctionRegistry::addFunction(const std::string& name, lua_CFunction function, const std::string& type) {
Registration registration;
registration.name = name;
registration.function = function;
registration.type = type;
registrations.push_back(registration);
}
std::string FunctionRegistry::getMetaTableNameForType(const std::string& type) {
return "Sluift_" + type;
}
void FunctionRegistry::registerTypeMetaTable(lua_State* L, const std::string& type) {
luaL_newmetatable(L, getMetaTableNameForType(type).c_str());
lua_pushvalue(L, -1);
lua_setfield(L, -2, "__index");
addFunctionsToTable(L, type);
}
void FunctionRegistry::createFunctionTable(lua_State* L, const std::string& type) {
lua_newtable(L);
addFunctionsToTable(L, type);
}
void FunctionRegistry::addFunctionsToTable(lua_State* L, const std::string& type) {
foreach(const Registration& registration, registrations) {
if (registration.type == type) {
lua_pushcclosure(L, registration.function, 0);
lua_setfield(L, -2, registration.name.c_str());
}
}
}
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Swift