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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/LuaElementConvertors.h>
#include <boost/smart_ptr/make_shared.hpp>
#include <Swiften/Base/foreach.h>
#include <Sluift/LuaElementConvertor.h>
#include <Sluift/ElementConvertors/RawXMLElementConvertor.h>
#include <Sluift/ElementConvertors/PubSubEventConvertor.h>
#include <Sluift/ElementConvertors/DOMElementConvertor.h>
#include <Sluift/ElementConvertors/DefaultElementConvertor.h>
#include <Sluift/ElementConvertors/DiscoItemsConvertor.h>
#include <Sluift/ElementConvertors/DiscoInfoConvertor.h>
#include <Sluift/ElementConvertors/FormConvertor.h>
#include <Sluift/ElementConvertors/SoftwareVersionConvertor.h>
#include <Sluift/ElementConvertors/VCardUpdateConvertor.h>
#include <Sluift/ElementConvertors/VCardConvertor.h>
#include <Sluift/Lua/LuaUtils.h>
#include <Sluift/Lua/Exception.h>
using namespace Swift;
LuaElementConvertors::LuaElementConvertors() {
registerConvertors();
convertors.push_back(boost::make_shared<PubSubEventConvertor>(this));
convertors.push_back(boost::make_shared<VCardConvertor>());
convertors.push_back(boost::make_shared<VCardUpdateConvertor>());
convertors.push_back(boost::make_shared<FormConvertor>());
convertors.push_back(boost::make_shared<SoftwareVersionConvertor>());
convertors.push_back(boost::make_shared<DiscoInfoConvertor>());
convertors.push_back(boost::make_shared<DiscoItemsConvertor>());
convertors.push_back(boost::make_shared<DOMElementConvertor>());
convertors.push_back(boost::make_shared<RawXMLElementConvertor>());
convertors.push_back(boost::make_shared<DefaultElementConvertor>());
}
LuaElementConvertors::~LuaElementConvertors() {
}
#include <Sluift/ElementConvertors/ElementConvertors.ipp>
boost::shared_ptr<Payload> LuaElementConvertors::convertFromLua(lua_State* L, int index) {
if (lua_isstring(L, index)) {
return convertFromLuaUntyped(L, index, "xml");
}
else if (lua_istable(L, index)) {
lua_getfield(L, index, "_type");
if (lua_isstring(L, -1)) {
std::string type = lua_tostring(L, -1);
lua_pop(L, 1);
return convertFromLuaUntyped(L, index, type);
}
lua_pop(L, 1);
}
throw Lua::Exception("Unable to determine type");
}
boost::shared_ptr<Payload> LuaElementConvertors::convertFromLuaUntyped(lua_State* L, int index, const std::string& type) {
index = Lua::absoluteOffset(L, index);
foreach (boost::shared_ptr<LuaElementConvertor> convertor, convertors) {
if (boost::shared_ptr<Payload> result = convertor->convertFromLua(L, index, type)) {
return result;
}
}
return boost::shared_ptr<Payload>();
}
int LuaElementConvertors::convertToLua(lua_State* L, boost::shared_ptr<Payload> payload) {
if (boost::optional<std::string> type = doConvertToLuaUntyped(L, payload)) {
if (lua_istable(L, -1)) {
lua_pushstring(L, type->c_str());
lua_setfield(L, -2, "_type");
Lua::registerTableToString(L, -1);
}
else {
assert(*type == "xml");
}
return 1;
}
return 0;
}
int LuaElementConvertors::convertToLuaUntyped(lua_State* L, boost::shared_ptr<Payload> payload) {
if (doConvertToLuaUntyped(L, payload)) {
return 1;
}
return 0;
}
boost::optional<std::string> LuaElementConvertors::doConvertToLuaUntyped(
lua_State* L, boost::shared_ptr<Payload> payload) {
if (!payload) {
return LuaElementConvertor::NO_RESULT;
}
foreach (boost::shared_ptr<LuaElementConvertor> convertor, convertors) {
if (boost::optional<std::string> type = convertor->convertToLua(L, payload)) {
return *type;
}
}
return LuaElementConvertor::NO_RESULT;
}
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Swift