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#include "pch.h"
#include "bansystem.h"
#include "serverauthentication.h"
#include "concommand.h"
#include "miscserverscript.h"
#include <filesystem>
#include "configurables.h"
const char* BANLIST_PATH_SUFFIX = "/banlist.txt";
ServerBanSystem* g_ServerBanSystem;
void ServerBanSystem::OpenBanlist()
{
std::ifstream enabledModsStream(GetNorthstarPrefix() + "/banlist.txt");
std::stringstream enabledModsStringStream;
if (!enabledModsStream.fail())
{
std::string line;
while (std::getline(enabledModsStream, line))
m_vBannedUids.push_back(strtoull(line.c_str(), nullptr, 10));
enabledModsStream.close();
}
// open write stream for banlist
m_sBanlistStream.open(GetNorthstarPrefix() + "/banlist.txt", std::ofstream::out | std::ofstream::binary | std::ofstream::app);
}
void ServerBanSystem::ClearBanlist()
{
m_vBannedUids.clear();
// reopen the file, don't provide std::ofstream::app so it clears on open
m_sBanlistStream.close();
m_sBanlistStream.open(GetNorthstarPrefix() + "/banlist.txt", std::ofstream::out | std::ofstream::binary);
}
void ServerBanSystem::BanUID(uint64_t uid)
{
m_vBannedUids.push_back(uid);
m_sBanlistStream << std::to_string(uid) << std::endl;
spdlog::info("{} was banned", uid);
}
void ServerBanSystem::UnbanUID(uint64_t uid)
{
auto findResult = std::find(m_vBannedUids.begin(), m_vBannedUids.end(), uid);
if (findResult == m_vBannedUids.end())
return;
m_vBannedUids.erase(findResult);
spdlog::info("{} was unbanned", uid);
// todo: this needs to erase from the banlist file
// atm unsure how to do this aside from just clearing and fully rewriting the file
}
bool ServerBanSystem::IsUIDAllowed(uint64_t uid)
{
return std::find(m_vBannedUids.begin(), m_vBannedUids.end(), uid) == m_vBannedUids.end();
}
void BanPlayerCommand(const CCommand& args)
{
if (args.ArgC() < 2)
return;
// assuming maxplayers 32
for (int i = 0; i < 32; i++)
{
void* player = GetPlayerByIndex(i);
if (!strcmp((char*)player + 0x16, args.Arg(1)) || !strcmp((char*)player + 0xF500, args.Arg(1)))
{
g_ServerBanSystem->BanUID(strtoull((char*)player + 0xF500, nullptr, 10));
CBaseClient__Disconnect(player, 1, "Banned from server");
break;
}
}
}
void UnbanPlayerCommand(const CCommand& args)
{
if (args.ArgC() < 2)
return;
// assumedly the player being unbanned here wasn't already connected, so don't need to iterate over players or anything
g_ServerBanSystem->UnbanUID(strtoull(args.Arg(1), nullptr, 10));
}
void ClearBanlistCommand(const CCommand& args)
{
g_ServerBanSystem->ClearBanlist();
}
void InitialiseBanSystem(HMODULE baseAddress)
{
g_ServerBanSystem = new ServerBanSystem;
g_ServerBanSystem->OpenBanlist();
RegisterConCommand("ban", BanPlayerCommand, "bans a given player by uid or name", FCVAR_GAMEDLL);
RegisterConCommand("unban", UnbanPlayerCommand, "unbans a given player by uid", FCVAR_NONE);
RegisterConCommand("clearbanlist", ClearBanlistCommand, "clears all uids on the banlist", FCVAR_NONE);
}
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