mpd/src/fs/List.cxx
2022-07-14 17:59:35 +02:00

66 lines
1.8 KiB
C++

/*
* Copyright 2003-2022 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 "List.hxx"
#include "AllocatedPath.hxx"
#include "Glob.hxx"
#ifdef HAVE_CLASS_GLOB
#include "DirectoryReader.hxx"
#include <algorithm>
#include <vector>
#endif
std::forward_list<AllocatedPath>
ListWildcard(Path pattern)
{
#ifdef HAVE_CLASS_GLOB
const auto base = pattern.GetBase();
if (StringFindAny(base.c_str(), PATH_LITERAL("*?")) != nullptr) {
const Glob glob(base.ToUTF8Throw().c_str());
std::vector<AllocatedPath> v;
v.reserve(256);
const auto directory_path = pattern.GetDirectoryName();
DirectoryReader reader(directory_path);
while (reader.ReadEntry()) {
const Path name_fs = reader.GetEntry();
try {
if (glob.Check(name_fs.ToUTF8Throw().c_str()))
v.emplace_back(directory_path / name_fs);
} catch (...) {
}
}
// TODO: proper Unicode collation?
std::sort(v.begin(), v.end(),
[](const Path a, const Path b){
return StringCompare(a.c_str(), b.c_str()) < 0;
});
return {v.begin(), v.end()};
}
#endif
return {AllocatedPath(pattern)};
}