misc/debpkg-control


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Section: games
Priority: extra
Standards-Version: 3.6.2
Package: minetest-staging
Version: 5.4.0-DATEPLACEHOLDER
Depends: libc6, libcurl3-gnutls, libfreetype6, libgl1, JPEG_PLACEHOLDER, JSONCPP_PLACEHOLDER, LEVELDB_PLACEHOLDER, libopenal1, libpng16-16, libsqlite3-0, libstdc++6, libvorbisfile3, libx11-6, libxxf86vm1, libzstd1, zlib1g
Maintainer: Loic Blot <loic.blot@unix-experience.fr>
Homepage: https://www.minetest.net/
Vcs-Git: https://github.com/minetest/minetest.git
Vcs-Browser: https://github.com/minetest/minetest.git
Architecture: amd64
Build-Depends:
 cmake,
 gettext,
 libcurl4-gnutls-dev,
 libfreetype6-dev,
 libgl1-mesa-dev,
 libjpeg-dev,
 libjsoncpp-dev,
 libleveldb-dev,
 libogg-dev,
 libopenal-dev,
 libpng-dev,
 libsqlite3-dev,
 libvorbis-dev,
 libx11-dev,
 zlib1g-dev
Description: Multiplayer infinite-world block sandbox game
 Minetest is a minecraft-inspired game written from scratch and licensed
 under the LGPL (version 2.1 or later). It supports both survival and creative
 modes along with multiplayer support, dynamic lighting, and an "infinite" map
 generator.
Conflicts: minetestc55, minetest, minetest-server, minetest-data
/*
Minetest
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 <sstream>
#include <algorithm>

#include "version.h"
#include "main.h" // for g_settings
#include "settings.h"
#include "serverlist.h"
#include "filesys.h"
#include "porting.h"
#include "log.h"
#include "json/json.h"
#include "convert_json.h"
#include "httpfetch.h"
#include "util/string.h"

namespace ServerList
{

std::string getFilePath()
{
	std::string serverlist_file = g_settings->get("serverlist_file");

	std::string dir_path = "client" DIR_DELIM "serverlist" DIR_DELIM;
	fs::CreateDir(porting::path_user + DIR_DELIM  "client");
	fs::CreateDir(porting::path_user + DIR_DELIM + dir_path);
	return porting::path_user + DIR_DELIM + dir_path + serverlist_file;
}


std::vector<ServerListSpec> getLocal()
{
	std::string path = ServerList::getFilePath();
	std::string liststring;
	if (fs::PathExists(path)) {
		std::ifstream istream(path.c_str());
		if (istream.is_open()) {
			std::ostringstream ostream;
			ostream << istream.rdbuf();
			liststring = ostream.str();
			istream.close();
		}
	}

	return deSerialize(liststring);
}


std::vector<ServerListSpec> getOnline()
{
	Json::Value root = fetchJsonValue(
			(g_settings->get("serverlist_url") + "/list").c_str(), NULL);

	std::vector<ServerListSpec> server_list;

	if (!root.isObject()) {
		return server_list;
	}

	root = root["list"];
	if (!root.isArray()) {
		return server_list;
	}

	for (unsigned int i = 0; i < root.size(); i++) {
		if (root[i].isObject()) {
			server_list.push_back(root[i]);
		}
	}

	return server_list;
}


// Delete a server from the local favorites list
bool deleteEntry(const ServerListSpec &server)
{
	std::vector<ServerListSpec> serverlist = ServerList::getLocal();
	for (std::vector<ServerListSpec>::iterator it = serverlist.begin();
			it != serverlist.end();) {
		if ((*it)["address"] == server["address"] &&
				(*it)["port"] == server["port"]) {
			it = serverlist.erase(it);
		} else {
			++it;
		}
	}

	std::string path = ServerList::getFilePath();
	std::ostringstream ss(std::ios_base::binary);
	ss << ServerList::serialize(serverlist);
	if (!fs::safeWriteToFile(path, ss.str()))
		return false;
	return true;
}

// Insert a server to the local favorites list
bool insert(const ServerListSpec &server)
{
	// Remove duplicates
	ServerList::deleteEntry(server);

	std::vector<ServerListSpec> serverlist = ServerList::getLocal();

	// Insert new server at the top of the list
	serverlist.insert(serverlist.begin(), server);

	std::string path = ServerList::getFilePath();
	std::ostringstream ss(std::ios_base::binary);
	ss << ServerList::serialize(serverlist);
	if (!fs::safeWriteToFile(path, ss.str()))
		return false;

	return true;
}

std::vector<ServerListSpec> deSerialize(const std::string &liststring)
{
	std::vector<ServerListSpec> serverlist;
	std::istringstream stream(liststring);
	std::string line, tmp;
	while (std::getline(stream, line)) {
		std::transform(line.begin(), line.end(), line.begin(), ::toupper);
		if (line == "[SERVER]") {
			ServerListSpec server;
			std::getline(stream, tmp);
			server["name"] = tmp;
			std::getline(stream, tmp);
			server["address"] = tmp;
			std::getline(stream, tmp);
			server["port"] = tmp;
			std::getline(stream, tmp);
			server["description"] = tmp;
			serverlist.push_back(server);
		}
	}
	return serverlist;
}

const std::string serialize(const std::vector<ServerListSpec> &serverlist)
{
	std::string liststring;
	for (std::vector<ServerListSpec>::const_iterator it = serverlist.begin();
			it != serverlist.end();
			it++) {
		liststring += "[server]\n";
		liststring += (*it)["name"].asString() + '\n';
		liststring += (*it)["address"].asString() + '\n';
		liststring += (*it)["port"].asString() + '\n';
		liststring += (*it)["description"].asString() + '\n';
		liststring += '\n';
	}
	return liststring;
}

const std::string serializeJson(const std::vector<ServerListSpec> &serverlist)
{
	Json::Value root;
	Json::Value list(Json::arrayValue);
	for (std::vector<ServerListSpec>::const_iterator it = serverlist.begin();
			it != serverlist.end();
			it++) {
		list.append(*it);
	}
	root["list"] = list;
	Json::FastWriter writer;
	return writer.write(root);
}


#if USE_CURL
void sendAnnounce(const std::string &action,
		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)
{
	Json::Value server;
	server["action"] = action;
	server["port"]    = g_settings->getU16("port");
	if (g_settings->exists("server_address")) {
		server["address"] = g_settings->get("server_address");
	}
	if (action != "delete") {
		server["name"]         = g_settings->get("server_name");
		server["description"]  = g_settings->get("server_description");
		server["version"]      = minetest_version_simple;
		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 (std::vector<std::string>::const_iterator it = clients_names.begin();
				it != clients_names.end();
				++it) {
			server["clients_list"].append(*it);
		}
		if (gameid != "") server["gameid"] = gameid;
	}

	if (action == "start") {
		server["dedicated"]         = g_settings->getBool("server_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 (std::vector<ModSpec>::const_iterator it = mods.begin();
				it != mods.end();
				++it) {
			server["mods"].append(it->name);
		}
		actionstream << "Announcing to " << g_settings->get("serverlist_url") << std::endl;
	} else {
		if (lag)
			server["lag"] = lag;
	}

	Json::FastWriter writer;
	HTTPFetchRequest fetch_request;
	fetch_request.url = g_settings->get("serverlist_url") + std::string("/announce");
	fetch_request.post_fields["json"] = writer.write(server);
	fetch_request.multipart = true;
	httpfetch_async(fetch_request);
}
#endif

} //namespace ServerList