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yuzu/src/common/fs/fs_util.cpp

120 lines
3.6 KiB
C++

// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <algorithm>
#include <iostream>
#include <string>
#ifdef _WIN32
#include <windows.h> // For MultiByteToWideChar (cannon UTF-8 with Windows)
#endif
#include "common/fs/fs_util.h"
#include "common/polyfill_ranges.h"
namespace Common::FS {
std::u8string ToU8String(std::wstring_view w_string) {
return std::u8string{reinterpret_cast<const char8_t*>(w_string.data())};
}
std::u8string ToU8String(std::string_view string) {
return std::u8string{string.begin(), string.end()};
}
std::u8string BufferToU8String(std::span<const u8> buffer) {
return std::u8string{buffer.begin(), std::ranges::find(buffer, u8{0})};
}
std::u8string_view BufferToU8StringView(std::span<const u8> buffer) {
return std::u8string_view{reinterpret_cast<const char8_t*>(buffer.data())};
}
std::wstring ToWString(std::u8string_view utf8_string) {
#ifdef _WIN32
int size_needed = MultiByteToWideChar(
CP_UTF8, 0, reinterpret_cast<const char*>(utf8_string.data()), -1, NULL, 0);
std::wstring wstr(size_needed, 0);
MultiByteToWideChar(CP_UTF8, 0, reinterpret_cast<const char*>(utf8_string.data()), -1, &wstr[0],
size_needed);
return wstr;
#else
return std::wstring{utf8_string.begin(), utf8_string.end()};
#endif
}
std::string ToUTF8String(std::u8string_view u8_string) {
return std::string{u8_string.begin(), u8_string.end()};
}
std::string BufferToUTF8String(std::span<const u8> buffer) {
return std::string{buffer.begin(), std::ranges::find(buffer, u8{0})};
}
std::string_view BufferToUTF8StringView(std::span<const u8> buffer) {
return std::string_view{reinterpret_cast<const char*>(buffer.data())};
}
std::string PathToUTF8String(const std::filesystem::path& path) {
return ToUTF8String(path.u8string());
}
std::u8string UTF8FilenameSantizer(std::u8string u8filename) {
std::u8string u8path_santized(u8filename);
size_t eSizeSanitized = u8path_santized.size();
/* Special case for ":", for example: 'Example: The Test' --> 'Example - The Test' or 'Example :
* The Test' --> 'Example - The Test'. */
for (size_t i = 0; i < eSizeSanitized; i++) {
switch (u8path_santized[i]) {
case u8':':
if (i == 0 || i == eSizeSanitized - 1) {
u8path_santized.replace(i, 1, u8"_");
} else if (u8path_santized[i - 1] == u8' ') {
u8path_santized.replace(i, 1, u8"-");
} else {
u8path_santized.replace(i, 1, u8" -");
eSizeSanitized++;
}
break;
case u8'\\':
case u8'/':
case u8'*':
case u8'?':
case u8'\"':
case u8'<':
case u8'>':
case u8'|':
case u8'\0':
u8path_santized.replace(i, 1, u8"_");
break;
default:
break;
}
}
// Delete duplicated spaces || Delete duplicated dots (MacOS i think)
for (size_t i = 0; i < eSizeSanitized; i++) {
if ((u8path_santized[i] == u8' ' && u8path_santized[i + 1] == u8' ') ||
(u8path_santized[i] == u8'.' && u8path_santized[i + 1] == u8'.')) {
u8path_santized.erase(i, 1);
i--;
}
}
// Delete all spaces and dots at the end (Windows almost)
while (u8path_santized.back() == u8' ' || u8path_santized.back() == u8'.') {
u8path_santized.pop_back();
}
if (u8path_santized.empty()) {
return u8"";
}
return u8path_santized;
}
} // namespace Common::FS