minetest/src/serverlist.cpp

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/*
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Minetest
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <iostream>
#include "version.h"
#include "settings.h"
#include "serverlist.h"
#include "filesys.h"
#include "log.h"
#include "network/networkprotocol.h"
#include <json/json.h>
#include "convert_json.h"
#include "httpfetch.h"
namespace ServerList
{
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#if USE_CURL
void sendAnnounce(AnnounceAction action,
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const u16 port,
const std::vector<std::string> &clients_names,
const double uptime,
const u32 game_time,
const float lag,
const std::string &gameid,
const std::string &mg_name,
const std::vector<ModSpec> &mods,
bool dedicated)
{
static const char *aa_names[] = {"start", "update", "delete"};
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Json::Value server;
server["action"] = aa_names[action];
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server["port"] = port;
if (g_settings->exists("server_address")) {
server["address"] = g_settings->get("server_address");
}
if (action != AA_DELETE) {
bool strict_checking = g_settings->getBool("strict_protocol_version_checking");
server["name"] = g_settings->get("server_name");
server["description"] = g_settings->get("server_description");
server["version"] = g_version_string;
server["proto_min"] = strict_checking ? LATEST_PROTOCOL_VERSION : SERVER_PROTOCOL_VERSION_MIN;
server["proto_max"] = strict_checking ? LATEST_PROTOCOL_VERSION : SERVER_PROTOCOL_VERSION_MAX;
server["url"] = g_settings->get("server_url");
server["creative"] = g_settings->getBool("creative_mode");
server["damage"] = g_settings->getBool("enable_damage");
server["password"] = g_settings->getBool("disallow_empty_password");
server["pvp"] = g_settings->getBool("enable_pvp");
server["uptime"] = (int) uptime;
server["game_time"] = game_time;
server["clients"] = (int) clients_names.size();
server["clients_max"] = g_settings->getU16("max_users");
server["clients_list"] = Json::Value(Json::arrayValue);
for (const std::string &clients_name : clients_names) {
server["clients_list"].append(clients_name);
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}
if (!gameid.empty())
server["gameid"] = gameid;
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}
if (action == AA_START) {
server["dedicated"] = dedicated;
server["rollback"] = g_settings->getBool("enable_rollback_recording");
server["mapgen"] = mg_name;
server["privs"] = g_settings->get("default_privs");
server["can_see_far_names"] = g_settings->getS16("player_transfer_distance") <= 0;
server["mods"] = Json::Value(Json::arrayValue);
for (const ModSpec &mod : mods) {
server["mods"].append(mod.name);
}
} else if (action == AA_UPDATE) {
if (lag)
server["lag"] = lag;
}
if (action == AA_START) {
actionstream << "Announcing " << aa_names[action] << " to " <<
g_settings->get("serverlist_url") << std::endl;
} else {
infostream << "Announcing " << aa_names[action] << " to " <<
g_settings->get("serverlist_url") << std::endl;
}
HTTPFetchRequest fetch_request;
fetch_request.caller = HTTPFETCH_PRINT_ERR;
fetch_request.url = g_settings->get("serverlist_url") + std::string("/announce");
fetch_request.method = HTTP_POST;
fetch_request.fields["json"] = fastWriteJson(server);
fetch_request.multipart = true;
httpfetch_async(fetch_request);
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}
#endif
} // namespace ServerList