291 lines
8.5 KiB
C++
291 lines
8.5 KiB
C++
#include "api_lua.hpp"
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#include "engine/Engine.hpp"
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#include "network/Network.hpp"
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#include "coders/json.hpp"
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using namespace scripting;
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static int l_get(lua::State* L, network::Network& network) {
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std::string url(lua::require_lstring(L, 1));
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lua::pushvalue(L, 2);
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auto onResponse = lua::create_lambda_nothrow(L);
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network::OnReject onReject = nullptr;
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if (lua::gettop(L) >= 3) {
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lua::pushvalue(L, 3);
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auto callback = lua::create_lambda_nothrow(L);
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onReject = [callback](int code) {
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callback({code});
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};
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}
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network.get(url, [onResponse](std::vector<char> bytes) {
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engine->postRunnable([=]() {
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onResponse({std::string(bytes.data(), bytes.size())});
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});
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}, std::move(onReject));
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return 0;
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}
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static int l_get_binary(lua::State* L, network::Network& network) {
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std::string url(lua::require_lstring(L, 1));
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lua::pushvalue(L, 2);
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auto onResponse = lua::create_lambda_nothrow(L);
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network::OnReject onReject = nullptr;
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if (lua::gettop(L) >= 3) {
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lua::pushvalue(L, 3);
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auto callback = lua::create_lambda_nothrow(L);
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onReject = [callback](int code) {
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callback({code});
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};
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}
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network.get(url, [onResponse](std::vector<char> bytes) {
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auto buffer = std::make_shared<util::Buffer<ubyte>>(
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reinterpret_cast<const ubyte*>(bytes.data()), bytes.size()
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);
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engine->postRunnable([=]() {
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onResponse({buffer});
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});
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}, std::move(onReject));
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return 0;
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}
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static int l_post(lua::State* L, network::Network& network) {
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std::string url(lua::require_lstring(L, 1));
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auto data = lua::tovalue(L, 2);
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lua::pushvalue(L, 3);
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auto onResponse = lua::create_lambda_nothrow(L);
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network::OnReject onReject = nullptr;
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if (lua::gettop(L) >= 4) {
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lua::pushvalue(L, 4);
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auto callback = lua::create_lambda_nothrow(L);
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onReject = [callback](int code) {
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callback({code});
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};
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}
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std::string string;
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if (data.isString()) {
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string = data.asString();
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} else {
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string = json::stringify(data, false);
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}
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engine->getNetwork().post(url, string, [onResponse](std::vector<char> bytes) {
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auto buffer = std::make_shared<util::Buffer<ubyte>>(
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reinterpret_cast<const ubyte*>(bytes.data()), bytes.size()
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);
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engine->postRunnable([=]() {
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onResponse({std::string(bytes.data(), bytes.size())});
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});
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}, std::move(onReject));
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return 0;
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}
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static int l_connect(lua::State* L, network::Network& network) {
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std::string address = lua::require_string(L, 1);
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int port = lua::tointeger(L, 2);
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lua::pushvalue(L, 3);
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auto callback = lua::create_lambda_nothrow(L);
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u64id_t id = network.connect(address, port, [callback](u64id_t id) {
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engine->postRunnable([=]() {
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callback({id});
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});
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});
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return lua::pushinteger(L, id);
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}
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static int l_close(lua::State* L, network::Network& network) {
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u64id_t id = lua::tointeger(L, 1);
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if (auto connection = network.getConnection(id)) {
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connection->close(true);
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}
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return 0;
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}
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static int l_closeserver(lua::State* L, network::Network& network) {
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u64id_t id = lua::tointeger(L, 1);
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if (auto server = network.getServer(id)) {
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server->close();
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}
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return 0;
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}
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static int l_send(lua::State* L, network::Network& network) {
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u64id_t id = lua::tointeger(L, 1);
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auto connection = network.getConnection(id);
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if (connection == nullptr ||
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connection->getState() == network::ConnectionState::CLOSED) {
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return 0;
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}
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if (lua::istable(L, 2)) {
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lua::pushvalue(L, 2);
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size_t size = lua::objlen(L, 2);
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util::Buffer<char> buffer(size);
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for (size_t i = 0; i < size; i++) {
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lua::rawgeti(L, i + 1);
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buffer[i] = lua::tointeger(L, -1);
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lua::pop(L);
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}
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lua::pop(L);
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connection->send(buffer.data(), size);
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} else if (lua::isstring(L, 2)) {
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auto string = lua::tolstring(L, 2);
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connection->send(string.data(), string.length());
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} else {
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auto string = lua::bytearray_as_string(L, 2);
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connection->send(string.data(), string.length());
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lua::pop(L);
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}
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return 0;
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}
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static int l_recv(lua::State* L, network::Network& network) {
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u64id_t id = lua::tointeger(L, 1);
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int length = lua::tointeger(L, 2);
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auto connection = engine->getNetwork().getConnection(id);
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if (connection == nullptr) {
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return 0;
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}
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length = glm::min(length, connection->available());
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util::Buffer<char> buffer(length);
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int size = connection->recv(buffer.data(), length);
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if (size == -1) {
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return 0;
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}
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if (lua::toboolean(L, 3)) {
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lua::createtable(L, size, 0);
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for (size_t i = 0; i < size; i++) {
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lua::pushinteger(L, buffer[i] & 0xFF);
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lua::rawseti(L, i+1);
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}
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return 1;
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} else {
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return lua::create_bytearray(L, buffer.data(), size);
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}
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}
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static int l_available(lua::State* L, network::Network& network) {
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u64id_t id = lua::tointeger(L, 1);
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if (auto connection = network.getConnection(id)) {
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return lua::pushinteger(L, connection->available());
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}
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return 0;
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}
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static int l_open(lua::State* L, network::Network& network) {
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int port = lua::tointeger(L, 1);
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lua::pushvalue(L, 2);
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auto callback = lua::create_lambda_nothrow(L);
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u64id_t id = network.openServer(port, [callback](u64id_t id) {
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engine->postRunnable([=]() {
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callback({id});
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});
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});
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return lua::pushinteger(L, id);
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}
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static int l_is_alive(lua::State* L, network::Network& network) {
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u64id_t id = lua::tointeger(L, 1);
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if (auto connection = network.getConnection(id)) {
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return lua::pushboolean(
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L,
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connection->getState() != network::ConnectionState::CLOSED ||
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connection->available() > 0
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);
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}
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return lua::pushboolean(L, false);
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}
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static int l_is_connected(lua::State* L, network::Network& network) {
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u64id_t id = lua::tointeger(L, 1);
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if (auto connection = network.getConnection(id)) {
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return lua::pushboolean(
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L, connection->getState() == network::ConnectionState::CONNECTED
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);
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}
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return lua::pushboolean(L, false);
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}
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static int l_get_address(lua::State* L, network::Network& network) {
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u64id_t id = lua::tointeger(L, 1);
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if (auto connection = network.getConnection(id)) {
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lua::pushstring(L, connection->getAddress());
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lua::pushinteger(L, connection->getPort());
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return 2;
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}
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return 0;
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}
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static int l_is_serveropen(lua::State* L, network::Network& network) {
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u64id_t id = lua::tointeger(L, 1);
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if (auto server = network.getServer(id)) {
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return lua::pushboolean(L, server->isOpen());
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}
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return lua::pushboolean(L, false);
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}
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static int l_get_serverport(lua::State* L, network::Network& network) {
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u64id_t id = lua::tointeger(L, 1);
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if (auto server = network.getServer(id)) {
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return lua::pushinteger(L, server->getPort());
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}
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return 0;
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}
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static int l_get_total_upload(lua::State* L, network::Network& network) {
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return lua::pushinteger(L, network.getTotalUpload());
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}
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static int l_get_total_download(lua::State* L, network::Network& network) {
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return lua::pushinteger(L, network.getTotalDownload());
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}
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template <int(*func)(lua::State*, network::Network&)>
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int wrap(lua_State* L) {
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int result = 0;
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try {
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result = func(L, engine->getNetwork());
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}
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// transform exception with description into lua_error
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catch (std::exception& e) {
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luaL_error(L, e.what());
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}
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// Rethrow any other exception (lua error for example)
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catch (...) {
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throw;
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}
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return result;
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}
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const luaL_Reg networklib[] = {
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{"get", wrap<l_get>},
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{"get_binary", wrap<l_get_binary>},
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{"post", wrap<l_post>},
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{"get_total_upload", wrap<l_get_total_upload>},
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{"get_total_download", wrap<l_get_total_download>},
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{"__open", wrap<l_open>},
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{"__closeserver", wrap<l_closeserver>},
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{"__connect", wrap<l_connect>},
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{"__close", wrap<l_close>},
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{"__send", wrap<l_send>},
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{"__recv", wrap<l_recv>},
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{"__available", wrap<l_available>},
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{"__is_alive", wrap<l_is_alive>},
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{"__is_connected", wrap<l_is_connected>},
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{"__get_address", wrap<l_get_address>},
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{"__is_serveropen", wrap<l_is_serveropen>},
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{"__get_serverport", wrap<l_get_serverport>},
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{NULL, NULL}
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};
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