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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2019-2020, 2023 Sadie Powell <sadie@witchery.services>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation, version 2.
*
* 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 General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "inspircd.h"
#include "modules/geolocation.h"
#include "modules/stats.h"
#include "utility/string.h"
class ModuleGeoClass final
: public Module
, public Stats::EventListener
{
private:
Geolocation::API geoapi;
public:
ModuleGeoClass()
: Module(VF_VENDOR, "Allows the server administrator to assign users to connect classes by the country they are connecting from.")
, Stats::EventListener(this)
, geoapi(this)
{
}
ModResult OnPreChangeConnectClass(LocalUser* user, const std::shared_ptr<ConnectClass>& klass, std::optional<Numeric::Numeric>& errnum) override
{
const std::string country = klass->config->getString("country");
if (country.empty())
return MOD_RES_PASSTHRU;
// If we can't find the location of this user then we can't assign
// them to a location-specific connect class.
Geolocation::Location* location = geoapi ? geoapi->GetLocation(user) : nullptr;
const std::string code = location ? location->GetCode() : "XX";
irc::spacesepstream codes(country);
for (std::string token; codes.GetToken(token); )
{
if (token.length() != 2)
{
ServerInstance->Logs.Debug("CONNECTCLASS", "The {} connect class contains an invalid country code: {}",
klass->GetName(), token);
continue;
}
// If the user matches this country code then they can use this
// connect class.
if (insp::equalsci(token, code))
return MOD_RES_PASSTHRU;
}
// A list of country codes were specified but the user didn't match
// any of them.
ServerInstance->Logs.Debug("CONNECTCLASS", "The {} connect class is not suitable as the origin country ({}) is not any of {}.",
klass->GetName(), code, country);
return MOD_RES_DENY;
}
ModResult OnStats(Stats::Context& stats) override
{
if (stats.GetSymbol() != 'G')
return MOD_RES_PASSTHRU;
// Counter for the number of users in each country.
std::map<Geolocation::Location*, size_t> counts;
// Counter for the number of users in an unknown country.
size_t unknown = 0;
for (auto* user : ServerInstance->Users.GetLocalUsers())
{
Geolocation::Location* location = geoapi ? geoapi->GetLocation(user) : nullptr;
if (location)
counts[location]++;
else
unknown++;
}
for (const auto& [location, count] : counts)
{
stats.AddGenericRow(INSP_FORMAT("{} ({}): {}", location->GetName(),
location->GetCode(), count));
}
if (unknown)
stats.AddGenericRow(INSP_FORMAT("Unknown Country: {}", unknown));
return MOD_RES_DENY;
}
};
MODULE_INIT(ModuleGeoClass)
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