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Common/FileSearch: Refactor DoFileSearch

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This commit is contained in:
Sintendo
2025-12-24 10:14:02 +01:00
parent 3221e982d3
commit f2e1c71803
19 changed files with 87 additions and 48 deletions
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13
Source/Android/jni/AndroidCommon/AndroidCommon.cpp
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@@ -5,6 +5,7 @@
#include <algorithm>
#include <ios>
#include <span>
#include <string>
#include <string_view>
#include <vector>
@@ -49,9 +50,13 @@ std::vector<std::string> JStringArrayToVector(JNIEnv* env, jobjectArray array)
return result;
}
jobjectArray VectorToJStringArray(JNIEnv* env, const std::vector<std::string>& vector)
jobjectArray SpanToJStringArray(JNIEnv* env, std::span<const std::string_view> span)
{
return VectorToJObjectArray(env, vector, IDCache::GetStringClass(), ToJString);
return SpanToJObjectArray(env, span, IDCache::GetStringClass(), ToJString);
}
jobjectArray SpanToJStringArray(JNIEnv* env, std::span<const std::string> span)
{
return SpanToJObjectArray(env, span, IDCache::GetStringClass(), ToJString);
}
bool IsPathAndroidContent(std::string_view uri)
@@ -193,13 +198,13 @@ std::vector<std::string> GetAndroidContentChildNames(std::string_view uri)
}
std::vector<std::string> DoFileSearchAndroidContent(std::string_view directory,
const std::vector<std::string>& extensions,
std::span<const std::string_view> extensions,
bool recursive)
{
JNIEnv* env = IDCache::GetEnvForThread();
jstring j_directory = ToJString(env, directory);
jobjectArray j_extensions = VectorToJStringArray(env, extensions);
jobjectArray j_extensions = SpanToJStringArray(env, extensions);
jobjectArray j_result = reinterpret_cast<jobjectArray>(env->CallStaticObjectMethod(
IDCache::GetContentHandlerClass(), IDCache::GetContentHandlerDoFileSearch(), j_directory,

27
Source/Android/jni/AndroidCommon/AndroidCommon.h
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@@ -4,6 +4,7 @@
#pragma once
#include <ios>
#include <span>
#include <string>
#include <string_view>
#include <vector>
@@ -14,22 +15,34 @@ std::string GetJString(JNIEnv* env, jstring jstr);
jstring ToJString(JNIEnv* env, std::string_view str);
std::vector<std::string> JStringArrayToVector(JNIEnv* env, jobjectArray array);
jobjectArray VectorToJStringArray(JNIEnv* env, const std::vector<std::string>& vector);
jobjectArray SpanToJStringArray(JNIEnv* env, std::span<const std::string_view> span);
jobjectArray SpanToJStringArray(JNIEnv* env, std::span<const std::string> span);
inline jobjectArray VectorToJStringArray(JNIEnv* env, const std::vector<std::string>& vector)
{
return SpanToJStringArray(env, vector);
}
template <typename T, typename F>
jobjectArray VectorToJObjectArray(JNIEnv* env, const std::vector<T>& vector, jclass clazz, F f)
jobjectArray SpanToJObjectArray(JNIEnv* env, std::span<const T> span, jclass clazz, F f)
{
const auto vector_size = static_cast<jsize>(vector.size());
jobjectArray result = env->NewObjectArray(vector_size, clazz, nullptr);
for (jsize i = 0; i < vector_size; ++i)
const auto span_size = static_cast<jsize>(span.size());
jobjectArray result = env->NewObjectArray(span_size, clazz, nullptr);
for (jsize i = 0; i < span_size; ++i)
{
jobject obj = f(env, vector[i]);
jobject obj = f(env, span[i]);
env->SetObjectArrayElement(result, i, obj);
env->DeleteLocalRef(obj);
}
return result;
}
template <typename T, typename F>
inline jobjectArray VectorToJObjectArray(JNIEnv* env, const std::vector<T>& vector, jclass clazz,
F f)
{
return SpanToJObjectArray(env, std::span(vector), clazz, f);
}
// Returns true if the given path should be opened as Android content instead of a normal file.
bool IsPathAndroidContent(std::string_view uri);
@@ -55,7 +68,7 @@ std::string GetAndroidContentDisplayName(std::string_view uri);
std::vector<std::string> GetAndroidContentChildNames(std::string_view uri);
std::vector<std::string> DoFileSearchAndroidContent(std::string_view directory,
const std::vector<std::string>& extensions,
std::span<const std::string_view> extensions,
bool recursive);
int GetNetworkIpAddress();

8
Source/Android/jni/GameList/GameFileCache.cpp
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@@ -1,6 +1,8 @@
// Copyright 2018 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <algorithm>
#include <iterator>
#include <memory>
#include <vector>
@@ -35,8 +37,10 @@ JNIEXPORT void JNICALL Java_org_dolphinemu_dolphinemu_model_GameFileCache_finali
JNIEXPORT jobjectArray JNICALL Java_org_dolphinemu_dolphinemu_model_GameFileCache_getAllGamePaths(
JNIEnv* env, jclass, jobjectArray folder_paths, jboolean recursive_scan)
{
return VectorToJStringArray(
env, UICommon::FindAllGamePaths(JStringArrayToVector(env, folder_paths), recursive_scan));
const std::vector<std::string> paths = JStringArrayToVector(env, folder_paths);
std::vector<std::string_view> path_views;
std::ranges::copy(paths, std::back_inserter(path_views));
return SpanToJStringArray(env, UICommon::FindAllGamePaths(path_views, recursive_scan));
}
JNIEXPORT jobjectArray JNICALL

8
Source/Core/Common/FileSearch.cpp
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@@ -5,8 +5,6 @@
#include <algorithm>
#include <filesystem>
#include <functional>
#include <iterator>
#include <system_error>
#include "Common/CommonPaths.h"
@@ -21,16 +19,14 @@
#endif
#include <cstring>
#include "Common/CommonFuncs.h"
#include "Common/FileUtil.h"
#endif
namespace fs = std::filesystem;
namespace Common
{
std::vector<std::string> DoFileSearch(const std::vector<std::string>& directories,
const std::vector<std::string>& exts, bool recursive)
std::vector<std::string> DoFileSearch(std::span<const std::string_view> directories,
std::span<const std::string_view> exts, bool recursive)
{
const bool accept_all = exts.empty();

26
Source/Core/Common/FileSearch.h
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@@ -3,14 +3,36 @@
#pragma once
#include <span>
#include <string>
#include <string_view>
#include <vector>
namespace Common
{
// Callers can pass empty "exts" to indicate they want all files + directories in results
// Otherwise, only files matching the extensions are returned
std::vector<std::string> DoFileSearch(const std::vector<std::string>& directories,
const std::vector<std::string>& exts = {},
std::vector<std::string> DoFileSearch(std::span<const std::string_view> directories,
std::span<const std::string_view> exts = {},
bool recursive = false);
inline std::vector<std::string> DoFileSearch(std::span<const std::string_view> directories,
std::string_view ext, bool recursive = false)
{
return DoFileSearch(directories, std::span(&ext, 1), recursive);
}
inline std::vector<std::string> DoFileSearch(std::string_view directory,
std::span<const std::string_view> exts = {},
bool recursive = false)
{
return DoFileSearch(std::span(&directory, 1), exts, recursive);
}
inline std::vector<std::string> DoFileSearch(std::string_view directory, std::string_view ext,
bool recursive = false)
{
return DoFileSearch(std::span(&directory, 1), std::span(&ext, 1), recursive);
}
} // namespace Common

4
Source/Core/Core/HW/GCMemcard/GCMemcardDirectory.cpp
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@@ -134,7 +134,7 @@ std::vector<std::string> GCMemcardDirectory::GetFileNamesForGameID(const std::st
game_code = Common::swap32(reinterpret_cast<const u8*>(game_id.c_str()));
std::vector<Memcard::DEntry> loaded_saves;
for (const std::string& file_name : Common::DoFileSearch({directory}, {".gci"}))
for (const std::string& file_name : Common::DoFileSearch(directory, ".gci"))
{
File::IOFile gci_file(file_name, "rb");
if (!gci_file)
@@ -190,7 +190,7 @@ GCMemcardDirectory::GCMemcardDirectory(const std::string& directory, ExpansionIn
}
const bool current_game_only = Config::Get(Config::SESSION_GCI_FOLDER_CURRENT_GAME_ONLY);
const std::vector<std::string> filenames = Common::DoFileSearch({m_save_directory}, {".gci"});
const std::vector<std::string> filenames = Common::DoFileSearch(m_save_directory, ".gci");
// split up into files for current games we should definitely load,
// and files for other games that we don't care too much about

2
Source/Core/DiscIO/RiivolutionParser.cpp
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@@ -399,7 +399,7 @@ std::vector<Patch> GenerateRiivolutionPatchesFromConfig(const std::string& root_
const std::optional<Config> config = ParseConfigFile(
fmt::format("{}/riivolution/config/{}.xml", root_directory, game_id.substr(0, 4)));
for (const std::string& path : Common::DoFileSearch({root_directory + "riivolution"}, {".xml"}))
for (const std::string& path : Common::DoFileSearch(root_directory + "riivolution", ".xml"))
{
std::optional<Disc> parsed = ParseFile(path);
if (!parsed || !parsed->IsValidForGame(game_id, revision, disc_number))

5
Source/Core/DolphinQt/Config/Mapping/MappingWindow.cpp
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@@ -534,7 +534,7 @@ void MappingWindow::PopulateProfileSelection()
m_profiles_combo->clear();
const std::string profiles_path = m_config->GetUserProfileDirectoryPath();
for (const auto& filename : Common::DoFileSearch({profiles_path}, {".ini"}))
for (const auto& filename : Common::DoFileSearch(profiles_path, ".ini"))
{
std::string basename;
SplitPath(filename, nullptr, &basename, nullptr);
@@ -544,8 +544,7 @@ void MappingWindow::PopulateProfileSelection()
m_profiles_combo->insertSeparator(m_profiles_combo->count());
for (const auto& filename :
Common::DoFileSearch({m_config->GetSysProfileDirectoryPath()}, {".ini"}))
for (const auto& filename : Common::DoFileSearch(m_config->GetSysProfileDirectoryPath(), ".ini"))
{
std::string basename;
SplitPath(filename, nullptr, &basename, nullptr);

2
Source/Core/DolphinQt/RiivolutionBootWidget.cpp
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@@ -109,7 +109,7 @@ void RiivolutionBootWidget::LoadMatchingXMLs()
{
const std::string& riivolution_dir = File::GetUserPath(D_RIIVOLUTION_IDX);
const auto config = LoadConfigXML(riivolution_dir);
for (const std::string& path : Common::DoFileSearch({riivolution_dir + "riivolution"}, {".xml"}))
for (const std::string& path : Common::DoFileSearch(riivolution_dir + "riivolution", ".xml"))
{
auto parsed = DiscIO::Riivolution::ParseFile(path);
if (!parsed || !parsed->IsValidForGame(m_game_id, m_revision, m_disc_number))

6
Source/Core/DolphinQt/Settings/InterfacePane.cpp
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@@ -132,8 +132,8 @@ void InterfacePane::CreateUI()
combobox_layout->addRow(tr("&Language:"), m_combobox_language);
// List available themes
auto theme_paths =
Common::DoFileSearch({File::GetUserPath(D_THEMES_IDX), File::GetSysDirectory() + THEMES_DIR});
auto theme_paths = Common::DoFileSearch(
{{File::GetUserPath(D_THEMES_IDX), File::GetSysDirectory() + THEMES_DIR}});
std::vector<std::string> theme_names;
theme_names.reserve(theme_paths.size());
std::ranges::transform(theme_paths, std::back_inserter(theme_names), PathToFileName);
@@ -147,7 +147,7 @@ void InterfacePane::CreateUI()
m_label_userstyle = new QLabel(tr("Style:"));
combobox_layout->addRow(m_label_userstyle, m_combobox_userstyle);
auto userstyle_search_results = Common::DoFileSearch({File::GetUserPath(D_STYLES_IDX)});
auto userstyle_search_results = Common::DoFileSearch(File::GetUserPath(D_STYLES_IDX));
m_combobox_userstyle->addItem(tr("(System)"), static_cast<int>(Settings::StyleType::System));

2
Source/Core/InputCommon/DynamicInputTextureManager.cpp
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@@ -32,7 +32,7 @@ void DynamicInputTextureManager::Load()
for (const auto& dynamic_input_directory : dynamic_input_directories)
{
const auto json_files = Common::DoFileSearch({dynamic_input_directory}, {".json"});
const auto json_files = Common::DoFileSearch(dynamic_input_directory, ".json");
for (auto& file : json_files)
{
m_configuration.emplace_back(file);

4
Source/Core/InputCommon/InputProfile.cpp
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@@ -37,7 +37,7 @@ std::vector<std::string> GetProfilesFromSetting(const std::string& setting, cons
const std::string path = root + std::string(StripWhitespace(setting_choice));
if (File::IsDirectory(path))
{
const auto files_under_directory = Common::DoFileSearch({path}, {".ini"}, true);
const auto files_under_directory = Common::DoFileSearch(path, ".ini", true);
result.insert(result.end(), files_under_directory.begin(), files_under_directory.end());
}
else
@@ -57,7 +57,7 @@ std::vector<std::string> ProfileCycler::GetProfilesForDevice(InputConfig* device
{
const std::string device_profile_root_location(
device_configuration->GetUserProfileDirectoryPath());
return Common::DoFileSearch({device_profile_root_location}, {".ini"}, true);
return Common::DoFileSearch(device_profile_root_location, ".ini", true);
}
std::string ProfileCycler::GetProfile(CycleDirection cycle_direction, int& profile_index,

8
Source/Core/UICommon/GameFileCache.cpp
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@@ -28,12 +28,12 @@ namespace UICommon
{
static constexpr u32 CACHE_REVISION = 26; // Last changed in PR 10084
std::vector<std::string> FindAllGamePaths(const std::vector<std::string>& directories_to_scan,
std::vector<std::string> FindAllGamePaths(std::span<const std::string_view> directories_to_scan,
bool recursive_scan)
{
static const std::vector<std::string> search_extensions = {
".gcm", ".tgc", ".bin", ".iso", ".ciso", ".gcz", ".wbfs",
".wia", ".rvz", ".nfs", ".wad", ".dol", ".elf", ".json"};
constexpr auto search_extensions =
std::to_array<std::string_view>({".gcm", ".tgc", ".bin", ".iso", ".ciso", ".gcz", ".wbfs",
".wia", ".rvz", ".nfs", ".wad", ".dol", ".elf", ".json"});
// TODO: We could process paths iteratively as they are found
return Common::DoFileSearch(directories_to_scan, search_extensions, recursive_scan);

2
Source/Core/UICommon/GameFileCache.h
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@@ -19,7 +19,7 @@ namespace UICommon
{
class GameFile;
std::vector<std::string> FindAllGamePaths(const std::vector<std::string>& directories_to_scan,
std::vector<std::string> FindAllGamePaths(std::span<const std::string_view> directories_to_scan,
bool recursive_scan);
class GameFileCache

2
Source/Core/UICommon/ResourcePack/Manager.cpp
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@@ -32,7 +32,7 @@ bool Init()
{
packs.clear();
const std::vector<std::string> pack_list =
Common::DoFileSearch({File::GetUserPath(D_RESOURCEPACK_IDX)}, {".zip"});
Common::DoFileSearch(File::GetUserPath(D_RESOURCEPACK_IDX), ".zip");
Common::IniFile file = GetPackConfig();

2
Source/Core/UICommon/ResourcePack/ResourcePack.cpp
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@@ -305,7 +305,7 @@ bool ResourcePack::Uninstall(const std::string& path)
while (dir.length() > (path + TEXTURE_PATH).length())
{
auto is_empty = Common::DoFileSearch({dir}).empty();
const auto is_empty = Common::DoFileSearch(dir).empty();
if (is_empty)
File::DeleteDir(dir);

6
Source/Core/VideoCommon/HiresTextures.cpp
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@@ -93,7 +93,7 @@ void HiresTexture::Update()
const std::string& game_id = SConfig::GetInstance().GetGameID();
const std::set<std::string> texture_directories =
GetTextureDirectoriesWithGameId(File::GetUserPath(D_HIRESTEXTURES_IDX), game_id);
const std::vector<std::string> extensions{".png", ".dds"};
constexpr auto extensions = std::to_array<std::string_view>({".png", ".dds"});
for (const auto& texture_directory : texture_directories)
{
@@ -101,7 +101,7 @@ void HiresTexture::Update()
s_file_library->Watch(texture_directory);
const auto texture_paths =
Common::DoFileSearch({texture_directory}, extensions, /*recursive*/ true);
Common::DoFileSearch(texture_directory, extensions, /*recursive*/ true);
bool failed_insert = false;
for (auto& path : texture_paths)
@@ -227,7 +227,7 @@ std::set<std::string> GetTextureDirectoriesWithGameId(const std::string& root_di
};
// Look for any other directories that might be specific to the given gameid
const auto files = Common::DoFileSearch({root_directory}, {".txt"}, true);
const auto files = Common::DoFileSearch(root_directory, ".txt", true);
for (const auto& file : files)
{
if (match_gameid_or_all(file))

6
Source/Core/VideoCommon/PostProcessing.cpp
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@@ -387,9 +387,9 @@ PostProcessing::~PostProcessing()
static std::vector<std::string> GetShaders(const std::string& sub_dir = "")
{
std::vector<std::string> paths =
Common::DoFileSearch({File::GetUserPath(D_SHADERS_IDX) + sub_dir,
File::GetSysDirectory() + SHADERS_DIR DIR_SEP + sub_dir},
{".glsl"});
Common::DoFileSearch({{File::GetUserPath(D_SHADERS_IDX) + sub_dir,
File::GetSysDirectory() + SHADERS_DIR DIR_SEP + sub_dir}},
".glsl");
std::vector<std::string> result;
for (std::string path : paths)
{

2
Source/Core/VideoCommon/TextureUtils.cpp
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@@ -58,7 +58,7 @@ void TextureDumper::DumpTexture(const ::AbstractTexture& texture, std::string ba
if (!File::IsDirectory(dump_dir))
File::CreateDir(dump_dir);
for (auto& filename : Common::DoFileSearch({dump_dir}, {".png"}, true))
for (auto& filename : Common::DoFileSearch(dump_dir, ".png", true))
{
std::string name;
SplitPath(filename, nullptr, &name, nullptr);