Files
azerothcore-wotlk/src/common/Configuration/Config.cpp
2020-11-11 14:18:35 -06:00

299 lines
8.2 KiB
C++

/*
* Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-GPL2
* Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
*/
#include "Config.h"
#include "Errors.h"
#include "Log.h"
#include "Util.h"
#include <ace/Configuration_Import_Export.h>
#include <memory>
#include <mutex>
namespace
{
std::unique_ptr<ACE_Configuration_Heap> _config;
std::vector<std::string> _modulesConfigFiles;
std::string _initConfigFile;
std::mutex _configLock;
// Defined here as it must not be exposed to end-users.
bool GetValueHelper(const char* name, ACE_TString& result)
{
std::lock_guard<std::mutex> guard(_configLock);
if (!_config.get())
return false;
ACE_TString section_name;
ACE_Configuration_Section_Key section_key;
const ACE_Configuration_Section_Key& root_key = _config->root_section();
int i = 0;
while (!_config->enumerate_sections(root_key, i, section_name))
{
_config->open_section(root_key, section_name.c_str(), 0, section_key);
if (!_config->get_string_value(section_key, name, result))
return true;
++i;
}
return false;
}
}
ConfigMgr* ConfigMgr::instance()
{
static ConfigMgr instance;
return &instance;
}
bool ConfigMgr::LoadInitial(std::string const& file)
{
ASSERT(file.c_str());
std::lock_guard<std::mutex> guard(_configLock);
_config.reset(new ACE_Configuration_Heap());
if (!_config->open())
if (LoadData(file))
return true;
_config.reset();
return false;
}
bool ConfigMgr::LoadMore(std::string const& file)
{
ASSERT(file.c_str());
ASSERT(_config);
std::lock_guard<std::mutex> guard(_configLock);
return LoadData(file);
}
bool ConfigMgr::Reload()
{
if (!LoadAppConfigs())
return false;
LoadModulesConfigs();
return true;
}
bool ConfigMgr::LoadData(std::string const& file)
{
ACE_Ini_ImpExp config_importer(*_config.get());
if (!config_importer.import_config(file.c_str()))
return true;
return false;
}
std::string ConfigMgr::GetStringDefault(std::string const& name, const std::string& def, bool logUnused /*= true*/)
{
ACE_TString val;
if (GetValueHelper(name.c_str(), val))
{
std::string value = val.c_str();
value.erase(std::remove(value.begin(), value.end(), '"'), value.end());
return value;
}
else
{
if (logUnused)
sLog->outError("-> Not found option '%s'. The default value is used (%s)", name.c_str(), def.c_str());
return def;
}
}
bool ConfigMgr::GetBoolDefault(std::string const& name, bool def, bool logUnused /*= true*/)
{
ACE_TString val;
if (!GetValueHelper(name.c_str(), val))
{
if (logUnused)
def ? sLog->outError("-> Not found option '%s'. The default value is used (Yes)", name.c_str()) : sLog->outError("-> Not found option '%s'. The default value is used (No)", name.c_str());
return def;
}
return StringToBool(val.c_str());
}
int ConfigMgr::GetIntDefault(std::string const& name, int def, bool logUnused /*= true*/)
{
ACE_TString val;
if (GetValueHelper(name.c_str(), val))
return std::stoi(val.c_str());
else
{
if (logUnused)
sLog->outError("-> Not found option '%s'. The default value is used (%i)", name.c_str(), def);
return def;
}
}
float ConfigMgr::GetFloatDefault(std::string const& name, float def, bool logUnused /*= true*/)
{
ACE_TString val;
if (GetValueHelper(name.c_str(), val))
return std::stof(val.c_str());
else
{
if (logUnused)
sLog->outError("-> Not found option '%s'. The default value is used (%f)", name.c_str(), def);
return def;
}
}
std::list<std::string> ConfigMgr::GetKeysByString(std::string const& name)
{
std::lock_guard<std::mutex> guard(_configLock);
std::list<std::string> keys;
if (!_config.get())
return keys;
ACE_TString section_name;
ACE_Configuration_Section_Key section_key;
const ACE_Configuration_Section_Key& root_key = _config->root_section();
int i = 0;
while (!_config->enumerate_sections(root_key, i++, section_name))
{
_config->open_section(root_key, section_name.c_str(), 0, section_key);
ACE_TString key_name;
ACE_Configuration::VALUETYPE type;
int j = 0;
while (!_config->enumerate_values(section_key, j++, key_name, type))
{
std::string temp = key_name.c_str();
if (temp.find(name) != std::string::npos)
keys.push_back(temp);
}
}
return keys;
}
void ConfigMgr::SetConfigList(std::string const& fileName, std::string const& modulesConfigList /*= ""*/)
{
_initConfigFile = fileName;
if (modulesConfigList.empty())
return;
// Clean config list before load
_modulesConfigFiles.clear();
Tokenizer configFileList(modulesConfigList, ',');
for (auto const& itr : configFileList)
_modulesConfigFiles.push_back(itr);
}
bool ConfigMgr::LoadAppConfigs(std::string const& applicationName /*= "worldserver"*/)
{
// #1 - Load init config file .conf.dist
if (!sConfigMgr->LoadInitial(_initConfigFile + ".dist"))
{
printf("Load config error. Invalid or missing dist configuration file: %s", std::string(_initConfigFile + ".dist").c_str());
printf("Verify that the file exists and has \'[%s]' written in the top of the file!", applicationName.c_str());
return false;
}
// #2 - Load .conf file
if (!sConfigMgr->LoadMore(_initConfigFile))
{
sLog->outString();
sLog->outString("Load config error. Invalid or missing configuration file: %s", _initConfigFile.c_str());
sLog->outString("Verify that the file exists and has \'[%s]' written in the top of the file!", applicationName.c_str());
return false;
}
return true;
}
bool ConfigMgr::LoadModulesConfigs()
{
// If not modules config - load failed
if (_modulesConfigFiles.empty())
return false;
// Start loading module configs
std::unordered_map<std::string /*module name*/, std::string /*config variant*/> moduleConfigFiles;
moduleConfigFiles.clear();
std::string configPath = _CONF_DIR;
for (auto const& itr : _modulesConfigFiles)
{
bool IsExistDefaultConfig = true;
bool IsExistDistConfig = true;
std::string moduleName = itr;
std::string configFile = std::string(itr) + std::string(".conf");
std::string defaultConfig = configPath + "/" + configFile;
#if AC_PLATFORM == AC_PLATFORM_WINDOWS
defaultConfig = configFile;
#endif
std::string ConfigFileDist = defaultConfig + std::string(".dist");
// Load .conf.dist config
if (!sConfigMgr->LoadMore(ConfigFileDist.c_str()))
{
sLog->outError("> Invalid or missing dist configuration file: %s", ConfigFileDist.c_str());
IsExistDistConfig = false;
}
// Load .conf config
if (!sConfigMgr->LoadMore(defaultConfig.c_str()))
IsExistDefaultConfig = false;
// #1 - Not exist .conf and exist .conf.dist
if (!IsExistDefaultConfig && IsExistDistConfig)
moduleConfigFiles.insert(std::make_pair(moduleName, ConfigFileDist));
else if (!IsExistDefaultConfig && !IsExistDistConfig) // #2 - Not exist .conf and not exist .conf.dist
moduleConfigFiles.insert(std::make_pair(moduleName, "default hardcoded settings"));
else if (IsExistDefaultConfig && IsExistDistConfig)
moduleConfigFiles.insert(std::make_pair(moduleName, defaultConfig));
}
// If module configs not exist - no load
if (moduleConfigFiles.empty())
return false;
// Print modules configurations
sLog->outString();
sLog->outString("Using configuration for modules:");
for (auto const& itr : moduleConfigFiles)
sLog->outString("> Module (%s) using (%s)", itr.first.c_str(), itr.second.c_str());
sLog->outString();
return true;
}