mirror of
https://github.com/TrinityCore/TrinityCore.git
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118 lines
4.1 KiB
C++
118 lines
4.1 KiB
C++
/*
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* Copyright (C) 2008-2018 TrinityCore <https://www.trinitycore.org/>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "IPLocation.h"
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#include "Common.h"
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#include "Config.h"
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#include "Errors.h"
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#include "IpAddress.h"
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#include "Log.h"
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#include <fstream>
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#include <iostream>
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IpLocationStore::IpLocationStore()
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{
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}
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IpLocationStore::~IpLocationStore()
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{
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}
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void IpLocationStore::Load()
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{
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_ipLocationStore.clear();
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TC_LOG_INFO("server.loading", "Loading IP Location Database...");
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std::string databaseFilePath = sConfigMgr->GetStringDefault("IPLocationFile", "");
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if (databaseFilePath.empty())
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return;
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// Check if file exists
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std::ifstream databaseFile(databaseFilePath);
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if (!databaseFile)
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{
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TC_LOG_ERROR("server.loading", "IPLocation: No ip database file exists (%s).", databaseFilePath.c_str());
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return;
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}
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if (!databaseFile.is_open())
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{
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TC_LOG_ERROR("server.loading", "IPLocation: Ip database file (%s) can not be opened.", databaseFilePath.c_str());
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return;
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}
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std::string ipFrom;
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std::string ipTo;
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std::string countryCode;
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std::string countryName;
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while (databaseFile.good())
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{
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// Read lines
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if (!std::getline(databaseFile, ipFrom, ','))
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break;
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if (!std::getline(databaseFile, ipTo, ','))
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break;
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if (!std::getline(databaseFile, countryCode, ','))
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break;
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if (!std::getline(databaseFile, countryName, '\n'))
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break;
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// Remove new lines and return
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countryName.erase(std::remove(countryName.begin(), countryName.end(), '\r'), countryName.end());
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countryName.erase(std::remove(countryName.begin(), countryName.end(), '\n'), countryName.end());
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// Remove quotation marks
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ipFrom.erase(std::remove(ipFrom.begin(), ipFrom.end(), '"'), ipFrom.end());
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ipTo.erase(std::remove(ipTo.begin(), ipTo.end(), '"'), ipTo.end());
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countryCode.erase(std::remove(countryCode.begin(), countryCode.end(), '"'), countryCode.end());
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countryName.erase(std::remove(countryName.begin(), countryName.end(), '"'), countryName.end());
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// Convert country code to lowercase
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std::transform(countryCode.begin(), countryCode.end(), countryCode.begin(), ::tolower);
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_ipLocationStore.emplace_back(uint32(atoul(ipFrom.c_str())), uint32(atoul(ipTo.c_str())), std::move(countryCode), std::move(countryName));
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}
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std::sort(_ipLocationStore.begin(), _ipLocationStore.end(), [](IpLocationRecord const& a, IpLocationRecord const& b) { return a.IpFrom < b.IpFrom; });
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ASSERT(std::is_sorted(_ipLocationStore.begin(), _ipLocationStore.end(), [](IpLocationRecord const& a, IpLocationRecord const& b) { return a.IpFrom < b.IpTo; }),
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"Overlapping IP ranges detected in database file");
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databaseFile.close();
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TC_LOG_INFO("server.loading", ">> Loaded " SZFMTD " ip location entries.", _ipLocationStore.size());
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}
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IpLocationRecord const* IpLocationStore::GetLocationRecord(std::string const& ipAddress) const
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{
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uint32 ip = Trinity::Net::address_to_uint(Trinity::Net::make_address_v4(ipAddress));
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auto itr = std::upper_bound(_ipLocationStore.begin(), _ipLocationStore.end(), ip, [](uint32 ip, IpLocationRecord const& loc) { return ip < loc.IpTo; });
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if (itr == _ipLocationStore.end())
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return nullptr;
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if (ip < itr->IpFrom)
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return nullptr;
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return &(*itr);
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}
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IpLocationStore* IpLocationStore::Instance()
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{
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static IpLocationStore instance;
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return &instance;
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}
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