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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/ElementConvertors/DiscoInfoConvertor.h>
#include <lua.hpp>
#include <boost/smart_ptr/make_shared.hpp>
#include <boost/numeric/conversion/cast.hpp>
#include <Sluift/Lua/LuaUtils.h>
using namespace Swift;
DiscoInfoConvertor::DiscoInfoConvertor() : GenericLuaElementConvertor<DiscoInfo>("disco_info") {
}
DiscoInfoConvertor::~DiscoInfoConvertor() {
}
boost::shared_ptr<DiscoInfo> DiscoInfoConvertor::doConvertFromLua(lua_State* L) {
boost::shared_ptr<DiscoInfo> result = boost::make_shared<DiscoInfo>();
if (boost::optional<std::string> value = Lua::getStringField(L, -1, "node")) {
result->setNode(*value);
}
lua_getfield(L, -1, "identities");
if (lua_istable(L, -1)) {
for (lua_pushnil(L); lua_next(L, -2); ) {
result->addIdentity(DiscoInfo::Identity(
Lua::getStringField(L, -1, "name").get_value_or(""),
Lua::getStringField(L, -1, "category").get_value_or("client"),
Lua::getStringField(L, -1, "type").get_value_or("pc"),
Lua::getStringField(L, -1, "language").get_value_or("")));
lua_pop(L, 1);
}
}
lua_pop(L, 1);
lua_getfield(L, -1, "features");
if (lua_istable(L, -1)) {
for (lua_pushnil(L); lua_next(L, -2); ) {
if (lua_isstring(L, -1)) {
result->addFeature(lua_tostring(L, -1));
}
lua_pop(L, 1);
}
}
lua_pop(L, 1);
// TODO: Extension
return result;
}
void DiscoInfoConvertor::doConvertToLua(lua_State* L, boost::shared_ptr<DiscoInfo> payload) {
lua_newtable(L);
if (!payload->getNode().empty()) {
lua_pushstring(L, payload->getNode().c_str());
lua_setfield(L, -2, "node");
}
const std::vector<DiscoInfo::Identity>& identities = payload->getIdentities();
if (!identities.empty()) {
lua_createtable(L, boost::numeric_cast<int>(identities.size()), 0);
for (size_t i = 0; i < identities.size(); ++i) {
lua_createtable(L, 0, 0);
if (!identities[i].getName().empty()) {
lua_pushstring(L, identities[i].getName().c_str());
lua_setfield(L, -2, "name");
}
if (!identities[i].getCategory().empty()) {
lua_pushstring(L, identities[i].getCategory().c_str());
lua_setfield(L, -2, "category");
}
if (!identities[i].getType().empty()) {
lua_pushstring(L, identities[i].getType().c_str());
lua_setfield(L, -2, "type");
}
if (!identities[i].getLanguage().empty()) {
lua_pushstring(L, identities[i].getLanguage().c_str());
lua_setfield(L, -2, "language");
}
lua_rawseti(L, -2, boost::numeric_cast<int>(i+1));
}
lua_setfield(L, -2, "identities");
}
const std::vector<std::string>& features = payload->getFeatures();
if (!features.empty()) {
lua_createtable(L, boost::numeric_cast<int>(features.size()), 0);
for (size_t i = 0; i < features.size(); ++i) {
lua_pushstring(L, features[i].c_str());
lua_rawseti(L, -2, boost::numeric_cast<int>(i+1));
}
lua_setfield(L, -2, "features");
}
// TODO: Extension
}
boost::optional<LuaElementConvertor::Documentation> DiscoInfoConvertor::getDocumentation() const {
return Documentation(
"DiscoInfo",
"Represents `disco#info` service discovery data.\n\n"
"This table has the following structure:\n\n"
"- `node`: string\n"
"- `identities`: array(table)\n"
" - `name`: string\n"
" - `category`: string\n"
" - `type`: string\n"
" - `language`: string\n"
"- `features`: array(string)\n"
);
}
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Swift