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authorLoic Blot <loic.blot@unix-experience.fr>2021-04-28 10:53:36 +0200
committerLoïc Blot <nerzhul@users.noreply.github.com>2021-05-03 19:49:19 +0200
commite0716384d6c7abfa228b039056f1e872ca7bb8cf (patch)
tree78a6393bdbd7f5ea7e6b67d3b62c10595235949d /builtin/client/init.lua
parente34d28af9f4b779b7a137f0e4017e499266e1931 (diff)
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refacto: add RenderingEngine::cleanupMeshCache
This permits to prevent client to own the mesh cache cleanup logic. It's better in RenderingEngine
Diffstat (limited to 'builtin/client/init.lua')
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generated by cgit v1.2.3 (git 2.39.1) at 2025-04-05 01:10:36 +0000
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/*
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 "ban.h"
#include <fstream>
#include "jthread/jmutexautolock.h"
#include <sstream>
#include <set>
#include "strfnd.h"
#include "util/string.h"
#include "log.h"
#include "filesys.h"

BanManager::BanManager(const std::string &banfilepath):
		m_banfilepath(banfilepath),
		m_modified(false)
{
	m_mutex.Init();
	try{
		load();
	}
	catch(SerializationError &e)
	{
		infostream<<"WARNING: BanManager: creating "
				<<m_banfilepath<<std::endl;
	}
}

BanManager::~BanManager()
{
	save();
}

void BanManager::load()
{
	JMutexAutoLock lock(m_mutex);
	infostream<<"BanManager: loading from "<<m_banfilepath<<std::endl;
	std::ifstream is(m_banfilepath.c_str(), std::ios::binary);
	if(is.good() == false)
	{
		infostream<<"BanManager: failed loading from "<<m_banfilepath<<std::endl;
		throw SerializationError("BanManager::load(): Couldn't open file");
	}
	
	for(;;)
	{
		if(is.eof() || is.good() == false)
			break;
		std::string line;
		std::getline(is, line, '\n');
		Strfnd f(line);
		std::string ip = trim(f.next("|"));
		std::string name = trim(f.next("|"));
		if(ip.empty())
			continue;
		m_ips[ip] = name;
	}
	m_modified = false;
}

void BanManager::save()
{
	JMutexAutoLock lock(m_mutex);
	infostream<<"BanManager: saving to "<<m_banfilepath<<std::endl;
	std::ostringstream ss(std::ios_base::binary);

	for(std::map<std::string, std::string>::iterator
			i = m_ips.begin();
			i != m_ips.end(); i++)
	{
		ss << i->first << "|" << i->second << "\n";
	}

	if(!fs::safeWriteToFile(m_banfilepath, ss.str())) {
		infostream<<"BanManager: failed saving to "<<m_banfilepath<<std::endl;
		throw SerializationError("BanManager::save(): Couldn't write file");
	}

	m_modified = false;
}

bool BanManager::isIpBanned(const std::string &ip)
{
	JMutexAutoLock lock(m_mutex);
	return m_ips.find(ip) != m_ips.end();
}

std::string BanManager::getBanDescription(const std::string &ip_or_name)
{
	JMutexAutoLock lock(m_mutex);
	std::string s = "";
	for(std::map<std::string, std::string>::iterator
			i = m_ips.begin();
			i != m_ips.end(); i++)
	{
		if(i->first == ip_or_name || i->second == ip_or_name
				|| ip_or_name == "")
			s += i->first + "|" + i->second + ", ";
	}
	s = s.substr(0, s.size()-2);
	return s;
}

std::string BanManager::getBanName(const std::string &ip)
{
	JMutexAutoLock lock(m_mutex);
	std::map<std::string, std::string>::iterator i = m_ips.find(ip);
	if(i == m_ips.end())
		return "";
	return i->second;
}

void BanManager::add(const std::string &ip, const std::string &name)
{
	JMutexAutoLock lock(m_mutex);
	m_ips[ip] = name;
	m_modified = true;
}

void BanManager::remove(const std::string &ip_or_name)
{
	JMutexAutoLock lock(m_mutex);
	//m_ips.erase(m_ips.find(ip));
	// Find out all ip-name pairs that match the ip or name
	std::set<std::string> ips_to_delete;
	for(std::map<std::string, std::string>::iterator
			i = m_ips.begin();
			i != m_ips.end(); i++)
	{