131 lines
3.0 KiB
C++
131 lines
3.0 KiB
C++
/*
|
|
* Copyright 2003-2021 The Music Player Daemon Project
|
|
* http://www.musicpd.org
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "Charset.hxx"
|
|
#include "Features.hxx"
|
|
#include "Domain.hxx"
|
|
#include "Log.hxx"
|
|
#include "lib/icu/Converter.hxx"
|
|
#include "util/AllocatedString.hxx"
|
|
#include "config.h"
|
|
|
|
#ifdef _WIN32
|
|
#include "lib/icu/Win32.hxx"
|
|
#include <windows.h>
|
|
#endif
|
|
|
|
#include <algorithm>
|
|
#include <cassert>
|
|
|
|
#ifdef HAVE_FS_CHARSET
|
|
|
|
static std::string fs_charset;
|
|
|
|
static std::unique_ptr<IcuConverter> fs_converter;
|
|
|
|
void
|
|
SetFSCharset(const char *charset)
|
|
{
|
|
assert(charset != nullptr);
|
|
assert(fs_converter == nullptr);
|
|
|
|
fs_converter = IcuConverter::Create(charset);
|
|
assert(fs_converter != nullptr);
|
|
|
|
FormatDebug(path_domain,
|
|
"SetFSCharset: fs charset is: %s", fs_charset.c_str());
|
|
}
|
|
|
|
#endif
|
|
|
|
void
|
|
DeinitFSCharset() noexcept
|
|
{
|
|
#ifdef HAVE_ICU_CONVERTER
|
|
fs_converter.reset();
|
|
#endif
|
|
}
|
|
|
|
const char *
|
|
GetFSCharset() noexcept
|
|
{
|
|
#ifdef HAVE_FS_CHARSET
|
|
return fs_charset.empty() ? "UTF-8" : fs_charset.c_str();
|
|
#elif defined(_WIN32)
|
|
return "ACP";
|
|
#else
|
|
return "UTF-8";
|
|
#endif
|
|
}
|
|
|
|
static inline PathTraitsUTF8::string
|
|
FixSeparators(const PathTraitsUTF8::string_view _s)
|
|
{
|
|
// For whatever reason GCC can't convert constexpr to value reference.
|
|
// This leads to link errors when passing separators directly.
|
|
auto to = PathTraitsUTF8::SEPARATOR;
|
|
decltype(to) from = PathTraitsFS::SEPARATOR;
|
|
|
|
PathTraitsUTF8::string s(_s);
|
|
|
|
if (from != to)
|
|
/* convert backslash to slash on WIN32 */
|
|
std::replace(s.begin(), s.end(), from, to);
|
|
|
|
return s;
|
|
}
|
|
|
|
PathTraitsUTF8::string
|
|
PathToUTF8(PathTraitsFS::string_view path_fs)
|
|
{
|
|
#ifdef _WIN32
|
|
const auto buffer = WideCharToMultiByte(CP_UTF8, path_fs);
|
|
return FixSeparators(buffer);
|
|
#else
|
|
#ifdef HAVE_FS_CHARSET
|
|
if (fs_converter == nullptr)
|
|
#endif
|
|
return FixSeparators(path_fs);
|
|
#ifdef HAVE_FS_CHARSET
|
|
|
|
const auto buffer = fs_converter->ToUTF8(path_fs);
|
|
return FixSeparators(buffer);
|
|
#endif
|
|
#endif
|
|
}
|
|
|
|
#if defined(HAVE_FS_CHARSET) || defined(_WIN32)
|
|
|
|
PathTraitsFS::string
|
|
PathFromUTF8(PathTraitsUTF8::string_view path_utf8)
|
|
{
|
|
#ifdef _WIN32
|
|
const auto buffer = MultiByteToWideChar(CP_UTF8, path_utf8);
|
|
return PathTraitsFS::string(buffer);
|
|
#else
|
|
if (fs_converter == nullptr)
|
|
return PathTraitsFS::string(path_utf8);
|
|
|
|
const auto buffer = fs_converter->FromUTF8(path_utf8);
|
|
return PathTraitsFS::string(buffer);
|
|
#endif
|
|
}
|
|
|
|
#endif
|