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Merge pull request #12818 from iwubcode/json_file_operations

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Common: add Json helper utilities for loading or saving to a file
This commit is contained in:
Admiral H. Curtiss 2024-06-15 16:43:38 +02:00 committed by GitHub
commit a95c3dbc97
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GPG Key ID: B5690EEEBB952194
8 changed files with 63 additions and 75 deletions
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1
Source/Core/Common/CMakeLists.txt
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@ -87,6 +87,7 @@ add_library(common
JitRegister.cpp
JitRegister.h
JsonUtil.h
JsonUtil.cpp
Lazy.h
LinearDiskCache.h
Logging/ConsoleListener.h

28
Source/Core/Common/JsonUtil.cpp
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@ -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();
}

6
Source/Core/Common/JsonUtil.h
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@ -9,7 +9,6 @@
#include <picojson.h>
#include "Common/MathUtil.h"
#include "Common/Matrix.h"
// Ideally this would use a concept like, 'template <std::ranges::range Range>' to constrain it,
@ -47,7 +46,7 @@ std::optional<Type> ReadNumericFromJson(const picojson::object& obj, const std::
return std::nullopt;
if (!it->second.is<double>())
return std::nullopt;
return MathUtil::SaturatingCast<Type>(it->second.get<double>());
return static_cast<Type>(it->second.get<double>());
}
std::optional<std::string> ReadStringFromJson(const picojson::object& obj, const std::string& key);
@ -56,3 +55,6 @@ 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);

1
Source/Core/DolphinLib.props
View File

@ -813,6 +813,7 @@
<ClCompile Include="Common\IniFile.cpp" />
<ClCompile Include="Common\IOFile.cpp" />
<ClCompile Include="Common\JitRegister.cpp" />
<ClCompile Include="Common\JsonUtil.cpp" />
<ClCompile Include="Common\LdrWatcher.cpp" />
<ClCompile Include="Common\Logging\ConsoleListenerWin.cpp" />
<ClCompile Include="Common\Logging\LogManager.cpp" />

14
Source/Core/InputCommon/DynamicInputTextures/DITConfiguration.cpp
View File

@ -12,6 +12,7 @@
#include "Common/CommonPaths.h"
#include "Common/FileUtil.h"
#include "Common/IniFile.h"
#include "Common/JsonUtil.h"
#include "Common/Logging/Log.h"
#include "Common/StringUtil.h"
#include "Core/ConfigManager.h"
@ -23,18 +24,9 @@ namespace InputCommon::DynamicInputTextures
{
Configuration::Configuration(const std::string& json_path)
{
std::string json_data;
if (!File::ReadFileToString(json_path, json_data))
{
ERROR_LOG_FMT(VIDEO, "Failed to load dynamic input json file '{}'", json_path);
m_valid = false;
return;
}
picojson::value root;
const auto error = picojson::parse(root, json_data);
if (!error.empty())
std::string error;
if (!JsonFromFile(json_path, &root, &error))
{
ERROR_LOG_FMT(VIDEO, "Failed to load dynamic input json file '{}' due to parse error: {}",
json_path, error);

62
Source/Core/VideoCommon/Assets/DirectFilesystemAssetLibrary.cpp
View File

@ -10,6 +10,7 @@
#include "Common/FileUtil.h"
#include "Common/IOFile.h"
#include "Common/JsonUtil.h"
#include "Common/Logging/Log.h"
#include "Common/StringUtil.h"
#include "VideoCommon/Assets/MaterialAsset.h"
@ -133,24 +134,16 @@ CustomAssetLibrary::LoadInfo DirectFilesystemAssetLibrary::LoadPixelShader(const
return {};
}
std::string json_data;
if (!File::ReadFileToString(PathToString(metadata->second), json_data))
{
ERROR_LOG_FMT(VIDEO, "Asset '{}' error - failed to load the json file '{}',", asset_id,
PathToString(metadata->second));
return {};
}
picojson::value root;
const auto error = picojson::parse(root, json_data);
if (!error.empty())
std::string error;
if (!JsonFromFile(PathToString(metadata->second), &root, &error))
{
ERROR_LOG_FMT(VIDEO,
"Asset '{}' error - failed to load the json file '{}', due to parse error: {}",
asset_id, PathToString(metadata->second), error);
return {};
}
if (!root.is<picojson::object>())
{
ERROR_LOG_FMT(
@ -181,18 +174,21 @@ CustomAssetLibrary::LoadInfo DirectFilesystemAssetLibrary::LoadMaterial(const As
}
const auto& asset_path = asset_map.begin()->second;
std::string json_data;
if (!File::ReadFileToString(PathToString(asset_path), json_data))
std::size_t metadata_size;
{
ERROR_LOG_FMT(VIDEO, "Asset '{}' error - material failed to load the json file '{}',",
asset_id, PathToString(asset_path));
return {};
std::error_code ec;
metadata_size = std::filesystem::file_size(asset_path, ec);
if (ec)
{
ERROR_LOG_FMT(VIDEO, "Asset '{}' error - failed to get material file size with error '{}'!",
asset_id, ec);
return {};
}
}
picojson::value root;
const auto error = picojson::parse(root, json_data);
if (!error.empty())
std::string error;
if (!JsonFromFile(PathToString(asset_path), &root, &error))
{
ERROR_LOG_FMT(
VIDEO,
@ -220,7 +216,7 @@ CustomAssetLibrary::LoadInfo DirectFilesystemAssetLibrary::LoadMaterial(const As
return {};
}
return LoadInfo{json_data.size(), GetLastAssetWriteTime(asset_id)};
return LoadInfo{metadata_size, GetLastAssetWriteTime(asset_id)};
}
CustomAssetLibrary::LoadInfo DirectFilesystemAssetLibrary::LoadMesh(const AssetID& asset_id,
@ -292,18 +288,9 @@ CustomAssetLibrary::LoadInfo DirectFilesystemAssetLibrary::LoadMesh(const AssetI
return {};
}
std::string json_data;
if (!File::ReadFileToString(PathToString(metadata->second), json_data))
{
ERROR_LOG_FMT(VIDEO, "Asset '{}' error - failed to load the json file '{}'!", asset_id,
PathToString(metadata->second));
return {};
}
picojson::value root;
const auto error = picojson::parse(root, json_data);
if (!error.empty())
std::string error;
if (!JsonFromFile(PathToString(metadata->second), &root, &error))
{
ERROR_LOG_FMT(VIDEO,
"Asset '{}' error - failed to load the json file '{}', due to parse error: {}",
@ -362,18 +349,9 @@ CustomAssetLibrary::LoadInfo DirectFilesystemAssetLibrary::LoadTexture(const Ass
return {};
}
std::string json_data;
if (!File::ReadFileToString(PathToString(metadata->second), json_data))
{
ERROR_LOG_FMT(VIDEO, "Asset '{}' error - failed to load the json file '{}',", asset_id,
PathToString(metadata->second));
return {};
}
picojson::value root;
const auto error = picojson::parse(root, json_data);
if (!error.empty())
std::string error;
if (!JsonFromFile(PathToString(metadata->second), &root, &error))
{
ERROR_LOG_FMT(VIDEO,
"Asset '{}' error - failed to load the json file '{}', due to parse error: {}",

13
Source/Core/VideoCommon/GraphicsModSystem/Config/GraphicsMod.cpp
View File

@ -7,6 +7,7 @@
#include "Common/CommonPaths.h"
#include "Common/FileUtil.h"
#include "Common/JsonUtil.h"
#include "Common/Logging/Log.h"
#include "Common/StringUtil.h"
@ -15,17 +16,9 @@
std::optional<GraphicsModConfig> GraphicsModConfig::Create(const std::string& file_path,
Source source)
{
std::string json_data;
if (!File::ReadFileToString(file_path, json_data))
{
ERROR_LOG_FMT(VIDEO, "Failed to load graphics mod json file '{}'", file_path);
return std::nullopt;
}
picojson::value root;
const auto error = picojson::parse(root, json_data);
if (!error.empty())
std::string error;
if (!JsonFromFile(file_path, &root, &error))
{
ERROR_LOG_FMT(VIDEO, "Failed to load graphics mod json file '{}' due to parse error: {}",
file_path, error);

13
Source/Core/VideoCommon/GraphicsModSystem/Config/GraphicsModGroup.cpp
View File

@ -12,6 +12,7 @@
#include "Common/CommonPaths.h"
#include "Common/FileSearch.h"
#include "Common/FileUtil.h"
#include "Common/JsonUtil.h"
#include "Common/Logging/Log.h"
#include "Common/StringUtil.h"
#include "Core/ConfigManager.h"
@ -42,17 +43,9 @@ void GraphicsModGroupConfig::Load()
std::set<std::string> known_paths;
if (File::Exists(file_path))
{
std::string json_data;
if (!File::ReadFileToString(file_path, json_data))
{
ERROR_LOG_FMT(VIDEO, "Failed to load graphics mod group json file '{}'", file_path);
return;
}
picojson::value root;
const auto error = picojson::parse(root, json_data);
if (!error.empty())
std::string error;
if (!JsonFromFile(file_path, &root, &error))
{
ERROR_LOG_FMT(VIDEO,
"Failed to load graphics mod group json file '{}' due to parse error: {}",