mpd/src/fs/List.cxx
2023-03-06 14:59:48 +01:00

50 lines
1.1 KiB
C++

// SPDX-License-Identifier: GPL-2.0-or-later
// Copyright The Music Player Daemon Project
#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)};
}