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Common: add file serialization/deserialization functions for JSON

This commit is contained in:
iwubcode 2024-05-31 22:36:12 -05:00
parent 46a89936ae
commit 1d4f758b14
2 changed files with 31 additions and 0 deletions
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28
Source/Core/Common/JsonUtil.cpp
View File

@ -3,6 +3,10 @@
#include "Common/JsonUtil.h"
#include <fstream>
#include "Common/FileUtil.h"
picojson::object ToJsonObject(const Common::Vec3& vec)
{
picojson::object obj;
@ -38,3 +42,27 @@ std::optional<bool> ReadBoolFromJson(const picojson::object& obj, const std::str
return std::nullopt;
return it->second.get<bool>();
}
bool JsonToFile(const std::string& filename, const picojson::value& root, bool prettify)
{
std::ofstream json_stream;
File::OpenFStream(json_stream, filename, std::ios_base::out);
if (!json_stream.is_open())
{
return false;
}
json_stream << root.serialize(prettify);
return true;
}
bool JsonFromFile(const std::string& filename, picojson::value* root, std::string* error)
{
std::string json_data;
if (!File::ReadFileToString(filename, json_data))
{
return false;
}
*error = picojson::parse(*root, json_data);
return error->empty();
}

3
Source/Core/Common/JsonUtil.h
View File

@ -56,3 +56,6 @@ std::optional<bool> ReadBoolFromJson(const picojson::object& obj, const std::str
picojson::object ToJsonObject(const Common::Vec3& vec);
void FromJson(const picojson::object& obj, Common::Vec3& vec);
bool JsonToFile(const std::string& filename, const picojson::value& root, bool prettify = false);
bool JsonFromFile(const std::string& filename, picojson::value* root, std::string* error);