diff options
Diffstat (limited to 'Sluift/ElementConvertors/PubSubEventItemConvertor.cpp')
-rw-r--r-- | Sluift/ElementConvertors/PubSubEventItemConvertor.cpp | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/Sluift/ElementConvertors/PubSubEventItemConvertor.cpp b/Sluift/ElementConvertors/PubSubEventItemConvertor.cpp new file mode 100644 index 0000000..fab4bff --- /dev/null +++ b/Sluift/ElementConvertors/PubSubEventItemConvertor.cpp @@ -0,0 +1,92 @@ +/* + * Copyright (c) 2013 Remko Tronçon + * Licensed under the GNU General Public License. + * See the COPYING file for more information. + */ + +#include <Sluift/ElementConvertors/PubSubEventItemConvertor.h> + +#include <lua.hpp> +#include <boost/smart_ptr/make_shared.hpp> +#include <boost/numeric/conversion/cast.hpp> + +#include <Sluift/LuaElementConvertors.h> +#include <Swiften/Base/foreach.h> + +#pragma clang diagnostic ignored "-Wunused-private-field" + +using namespace Swift; + +PubSubEventItemConvertor::PubSubEventItemConvertor(LuaElementConvertors* convertors) : + GenericLuaElementConvertor<PubSubEventItem>("pubsub_event_item"), + convertors(convertors) { +} + +PubSubEventItemConvertor::~PubSubEventItemConvertor() { +} + +boost::shared_ptr<PubSubEventItem> PubSubEventItemConvertor::doConvertFromLua(lua_State* L) { + boost::shared_ptr<PubSubEventItem> result = boost::make_shared<PubSubEventItem>(); + lua_getfield(L, -1, "node"); + if (lua_isstring(L, -1)) { + result->setNode(std::string(lua_tostring(L, -1))); + } + lua_pop(L, 1); + lua_getfield(L, -1, "publisher"); + if (lua_isstring(L, -1)) { + result->setPublisher(std::string(lua_tostring(L, -1))); + } + lua_pop(L, 1); + lua_getfield(L, -1, "data"); + if (lua_type(L, -1) == LUA_TTABLE) { + std::vector< boost::shared_ptr<Payload> > items; + for(size_t i = 0; i < lua_objlen(L, -1); ++i) { + lua_pushnumber(L, i + 1); + lua_gettable(L, -2); + if (!lua_isnil(L, -1)) { + if (boost::shared_ptr<Payload> payload = convertors->convertFromLua(L, -1)) { + items.push_back(payload); + } + } + lua_pop(L, 1); + } + + result->setData(items); + } + lua_pop(L, 1); + lua_getfield(L, -1, "id"); + if (lua_isstring(L, -1)) { + result->setID(std::string(lua_tostring(L, -1))); + } + lua_pop(L, 1); + return result; +} + +void PubSubEventItemConvertor::doConvertToLua(lua_State* L, boost::shared_ptr<PubSubEventItem> payload) { + lua_createtable(L, 0, 0); + if (payload->getNode()) { + lua_pushstring(L, (*payload->getNode()).c_str()); + lua_setfield(L, -2, "node"); + } + if (payload->getPublisher()) { + lua_pushstring(L, (*payload->getPublisher()).c_str()); + lua_setfield(L, -2, "publisher"); + } + if (!payload->getData().empty()) { + lua_createtable(L, boost::numeric_cast<int>(payload->getData().size()), 0); + { + int i = 0; + foreach(boost::shared_ptr<Payload> item, payload->getData()) { + if (convertors->convertToLua(L, item) > 0) { + lua_rawseti(L, -2, boost::numeric_cast<int>(i+1)); + ++i; + } + } + } + lua_setfield(L, -2, "data"); + } + if (payload->getID()) { + lua_pushstring(L, (*payload->getID()).c_str()); + lua_setfield(L, -2, "id"); + } +} |