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/*
* Copyright 2003-2018 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 "config.h"
#include "PlaylistSave.hxx"
#include "PlaylistFile.hxx"
#include "PlaylistError.hxx"
#include "queue/Playlist.hxx"
#include "song/DetachedSong.hxx"
#include "Mapper.hxx"
#include "Idle.hxx"
#include "fs/AllocatedPath.hxx"
#include "fs/Traits.hxx"
#include "fs/FileSystem.hxx"
#include "fs/io/FileOutputStream.hxx"
#include "fs/io/BufferedOutputStream.hxx"
#include "util/UriUtil.hxx"
#include <exception>
static void
playlist_print_path(BufferedOutputStream &os, const Path path)
{
#ifdef _UNICODE
/* on Windows, playlists always contain UTF-8, because its
"narrow" charset (i.e. CP_ACP) is incapable of storing all
Unicode paths */
try {
os.Format("%s\n", path.ToUTF8Throw().c_str());
} catch (...) {
}
#else
os.Format("%s\n", path.c_str());
#endif
}
void
playlist_print_song(BufferedOutputStream &os, const DetachedSong &song)
{
const char *uri_utf8 = playlist_saveAbsolutePaths
? song.GetRealURI()
: song.GetURI();
try {
const auto uri_fs = AllocatedPath::FromUTF8Throw(uri_utf8);
playlist_print_path(os, uri_fs);
} catch (...) {
}
}
void
playlist_print_uri(BufferedOutputStream &os, const char *uri)
{
try {
auto path =
#ifdef ENABLE_DATABASE
playlist_saveAbsolutePaths && !uri_has_scheme(uri) &&
!PathTraitsUTF8::IsAbsolute(uri)
? map_uri_fs(uri)
:
#endif
AllocatedPath::FromUTF8Throw(uri);
if (!path.IsNull())
playlist_print_path(os, path);
} catch (...) {
}
}
void
spl_save_queue(const char *name_utf8, const Queue &queue)
{
const auto path_fs = spl_map_to_fs(name_utf8);
assert(!path_fs.IsNull());
if (FileExists(path_fs))
throw PlaylistError(PlaylistResult::LIST_EXISTS,
"Playlist already exists");
FileOutputStream fos(path_fs);
BufferedOutputStream bos(fos);
for (unsigned i = 0; i < queue.GetLength(); i++)
playlist_print_song(bos, queue.Get(i));
bos.Flush();
fos.Commit();
idle_add(IDLE_STORED_PLAYLIST);
}
void
spl_save_playlist(const char *name_utf8, const playlist &playlist)
{
spl_save_queue(name_utf8, playlist.queue);
}
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