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/*-----------------------------------------*\
| SettingsManager.cpp |
| |
| OpenRGB Settings Manager maintains a list|
| of application settings in JSON format. |
| Other components may register settings |
| with this class and store/load values. |
| |
| Adam Honse (CalcProgrammer1) 11/4/2020 |
\*-----------------------------------------*/
#include "SettingsManager.h"
#include <fstream>
#include <iostream>
SettingsManager::SettingsManager()
{
}
SettingsManager::~SettingsManager()
{
}
json SettingsManager::GetSettings(std::string settings_key)
{
/*---------------------------------------------------------*\
| Check to see if the key exists in the settings store and |
| return the settings associated with the key if it exists |
\*---------------------------------------------------------*/
if(settings_data.contains(settings_key))
{
return(settings_data[settings_key]);
}
/*---------------------------------------------------------*\
| If the settings store doesn't contain the key, create an |
| empty json and return it |
\*---------------------------------------------------------*/
json empty;
return(empty);
}
void SettingsManager::SetSettings(std::string settings_key, json new_settings)
{
settings_data[settings_key] = new_settings;
}
void SettingsManager::LoadSettings(std::string filename)
{
/*---------------------------------------------------------*\
| Clear any stored settings before loading |
\*---------------------------------------------------------*/
settings_data.clear();
/*---------------------------------------------------------*\
| Store settings filename, so we can save to it later |
\*---------------------------------------------------------*/
settings_filename = filename;
/*---------------------------------------------------------*\
| Open input file in binary mode |
\*---------------------------------------------------------*/
std::ifstream settings_file(settings_filename, std::ios::in | std::ios::binary);
/*---------------------------------------------------------*\
| Read settings into JSON store |
\*---------------------------------------------------------*/
if(settings_file)
{
try
{
settings_file >> settings_data;
}
catch(const std::exception& e)
{
/*-------------------------------------------------*\
| If an exception was caught, that means the JSON |
| parsing failed. Clear out any data in the store |
| as it is corrupt. |
\*-------------------------------------------------*/
settings_data.clear();
}
}
settings_file.close();
}
void SettingsManager::SaveSettings()
{
std::ofstream settings_file(settings_filename, std::ios::out | std::ios::binary);
if(settings_file)
{
try
{
settings_file << settings_data.dump(4);
}
catch(const std::exception& e)
{
}
settings_file.close();
}
}