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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
*
* 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 "xline.h"
#include <GeoIP.h>
#ifdef _WIN32
# pragma comment(lib, "GeoIP.lib")
#endif
/* $ModDesc: Provides a way to restrict users by country using GeoIP lookup */
/* $LinkerFlags: -lGeoIP */
class ModuleGeoIP : public Module
{
LocalStringExt ext;
GeoIP* gi;
std::string* SetExt(LocalUser* user)
{
const char* c = GeoIP_country_code_by_addr(gi, user->GetIPString());
if (!c)
c = "UNK";
std::string* cc = new std::string(c);
ext.set(user, cc);
return cc;
}
public:
ModuleGeoIP() : ext("geoip_cc", this), gi(NULL)
{
}
void init()
{
gi = GeoIP_new(GEOIP_STANDARD);
if (gi == NULL)
throw ModuleException("Unable to initialize geoip, are you missing GeoIP.dat?");
ServerInstance->Modules->AddService(ext);
Implementation eventlist[] = { I_OnSetConnectClass, I_OnSetUserIP, I_OnStats };
ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
for (LocalUserList::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); ++i)
{
LocalUser* user = *i;
if ((user->registered == REG_ALL) && (!ext.get(user)))
{
SetExt(user);
}
}
}
~ModuleGeoIP()
{
if (gi)
GeoIP_delete(gi);
}
Version GetVersion()
{
return Version("Provides a way to assign users to connect classes by country using GeoIP lookup", VF_VENDOR);
}
ModResult OnSetConnectClass(LocalUser* user, ConnectClass* myclass)
{
std::string* cc = ext.get(user);
if (!cc)
cc = SetExt(user);
std::string geoip = myclass->config->getString("geoip");
if (geoip.empty())
return MOD_RES_PASSTHRU;
irc::commasepstream list(geoip);
std::string country;
while (list.GetToken(country))
if (country == *cc)
return MOD_RES_PASSTHRU;
return MOD_RES_DENY;
}
void OnSetUserIP(LocalUser* user)
{
// If user has sent NICK/USER, re-set the ExtItem as this is likely CGI:IRC changing the IP
if (user->registered == REG_NICKUSER)
SetExt(user);
}
ModResult OnStats(char symbol, User* user, string_list &out)
{
if (symbol != 'G')
return MOD_RES_PASSTHRU;
unsigned int unknown = 0;
std::map<std::string, unsigned int> results;
for (LocalUserList::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); ++i)
{
std::string* cc = ext.get(*i);
if (cc)
results[*cc]++;
else
unknown++;
}
std::string p = ServerInstance->Config->ServerName + " 801 " + user->nick + " :GeoIPSTATS ";
for (std::map<std::string, unsigned int>::const_iterator i = results.begin(); i != results.end(); ++i)
{
out.push_back(p + i->first + " " + ConvToStr(i->second));
}
if (unknown)
out.push_back(p + "Unknown " + ConvToStr(unknown));
return MOD_RES_DENY;
}
};
MODULE_INIT(ModuleGeoIP)
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