ConfigMgr Class Reference

#include <Config.h>

Public Member Functions
bool	LoadInitial (std::string const &file, std::string &error)
	Method used only for loading main configuration files. More...
bool	Reload (std::string &error)
std::string	GetStringDefault (std::string const &name, const std::string &def) const
bool	GetBoolDefault (std::string const &name, bool def) const
int	GetIntDefault (std::string const &name, int def) const
float	GetFloatDefault (std::string const &name, float def) const
std::string const &	GetFilename ()
std::list< std::string >	GetKeysByString (std::string const &name)

Static Public Member Functions
static ConfigMgr *	instance ()

Private Member Functions
	ConfigMgr ()=default
	ConfigMgr (ConfigMgr const &)=delete
ConfigMgr &	operator= (ConfigMgr const &)=delete
	~ConfigMgr ()=default
template<class T >
T	GetValueDefault (std::string const &name, T def) const

Private Attributes
std::string	_filename
boost::property_tree::ptree	_config
std::mutex	_configLock

Constructor & Destructor Documentation

ConfigMgr::ConfigMgr ( )

privatedefault

ConfigMgr::ConfigMgr ( ConfigMgr const &  )

privatedelete

ConfigMgr::~ConfigMgr ( )

privatedefault

Member Function Documentation

bool ConfigMgr::GetBoolDefault	(	std::string const &	name,
		bool	def
	)		const

{
 std::string val = GetValueDefault(name, std::string(def ? "1" : "0"));
 val.erase(std::remove(val.begin(), val.end(), '"'), val.end());
 return (val == "1" || val == "true" || val == "TRUE" || val == "yes" || val == "YES");
}

std::string const & ConfigMgr::GetFilename

(

)

{
 std::lock_guard<std::mutex> lock(_configLock);
 return _filename;
}

float ConfigMgr::GetFloatDefault	(	std::string const &	name,
		float	def
	)		const

{
 return GetValueDefault(name, def);
}

int ConfigMgr::GetIntDefault	(	std::string const &	name,
		int	def
	)		const

{
 return GetValueDefault(name, def);
}

std::list< std::string > ConfigMgr::GetKeysByString

(

std::string const &

name

)

{
 std::lock_guard<std::mutex> lock(_configLock);

 std::list<std::string> keys;

 for (const ptree::value_type& child : _config)
 if (child.first.compare(0, name.length(), name) == 0)
 keys.push_back(child.first);

 return keys;
}

std::string ConfigMgr::GetStringDefault	(	std::string const &	name,
		const std::string &	def
	)		const

{
 std::string val = GetValueDefault(name, def);
 val.erase(std::remove(val.begin(), val.end(), '"'), val.end());
 return val;
}

template<class T >

T ConfigMgr::GetValueDefault ( std::string const &  name, T  def  ) const

private

{
 try
 {
 return _config.get<T>(ptree::path_type(name, '/'));
 }
 catch (boost::property_tree::ptree_bad_path)
 {
 TC_LOG_WARN("server.loading", "Missing name %s in config file %s, add \"%s = %s\" to this file",
 name.c_str(), _filename.c_str(), name.c_str(), std::to_string(def).c_str());
 }
 catch (boost::property_tree::ptree_bad_data)
 {
 TC_LOG_ERROR("server.loading", "Bad value defined for name %s in config file %s, going to use %s instead",
 name.c_str(), _filename.c_str(), std::to_string(def).c_str());
 }

 return def;
}

ConfigMgr * ConfigMgr::instance ( )

static

{
 static ConfigMgr instance;
 return &instance;
}

bool ConfigMgr::LoadInitial	(	std::string const &	file,
		std::string &	error
	)

Method used only for loading main configuration files.

{
 std::lock_guard<std::mutex> lock(_configLock);

 _filename = file;

 try
 {
 ptree fullTree;
 ini_parser::read_ini(file, fullTree);

 if (fullTree.empty())
 {
 error = "empty file (" + file + ")";
 return false;
 }

 // Since we're using only one section per config file, we skip the section and have direct property access
 _config = fullTree.begin()->second;
 }
 catch (ini_parser::ini_parser_error const& e)
 {
 if (e.line() == 0)
 error = e.message() + " (" + e.filename() + ")";
 else
 error = e.message() + " (" + e.filename() + ":" + std::to_string(e.line()) + ")";
 return false;
 }

 return true;
}

ConfigMgr& ConfigMgr::operator= ( ConfigMgr const &  )

privatedelete

bool ConfigMgr::Reload

(

std::string &

error

)

{
 return LoadInitial(_filename, error);
}

Member Data Documentation

boost::property_tree::ptree ConfigMgr::_config

private

std::mutex ConfigMgr::_configLock

private

std::string ConfigMgr::_filename

private

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The documentation for this class was generated from the following files:

• src/common/Configuration/Config.h
• src/common/Configuration/Config.cpp