Files
mpd/src/db/update/ExcludeList.cxx
2017-06-04 12:46:48 +02:00

97 lines
2.0 KiB
C++

/*
* Copyright 2003-2017 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.
*/
/*
* The .mpdignore backend code.
*
*/
#include "config.h"
#include "ExcludeList.hxx"
#include "fs/Path.hxx"
#include "fs/NarrowPath.hxx"
#include "fs/io/TextFile.hxx"
#include "system/Error.hxx"
#include "Log.hxx"
#include <stdexcept>
#include <assert.h>
#include <string.h>
bool
ExcludeList::LoadFile(Path path_fs) noexcept
try {
#ifdef HAVE_CLASS_GLOB
TextFile file(path_fs);
char *line;
while ((line = file.ReadLine()) != nullptr) {
char *p = strchr(line, '#');
if (p != nullptr)
*p = 0;
p = Strip(line);
if (*p != 0)
patterns.emplace_front(p);
}
#else
/* not implemented */
(void)path_fs;
#endif
return true;
} catch (const std::system_error &e) {
if (!IsFileNotFound(e))
LogError(e);
return false;
} catch (const std::exception &e) {
LogError(e);
return false;
}
bool
ExcludeList::Check(Path name_fs) const noexcept
{
assert(!name_fs.IsNull());
/* XXX include full path name in check */
#ifdef HAVE_CLASS_GLOB
if (parent != nullptr) {
if (parent->Check(name_fs)) {
return true;
}
}
for (const auto &i : patterns) {
try {
if (i.Check(NarrowPath(name_fs).c_str()))
return true;
} catch (const std::runtime_error &) {
}
}
#else
/* not implemented */
(void)name_fs;
#endif
return false;
}