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author | Max Kellermann <max@duempel.org> | 2014-01-24 00:24:43 +0100 |
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committer | Max Kellermann <max@duempel.org> | 2014-01-24 00:24:43 +0100 |
commit | 08296cd66d0ef4729767d97420fab96278a9af17 (patch) | |
tree | 16d4bfe7d04899ae9cbe3de82c486772effb5dd8 /src/update/UpdateSong.cxx | |
parent | 197b503f3ecbf68191b37a7c5fb9c25e975059ce (diff) | |
download | mpd-08296cd66d0ef4729767d97420fab96278a9af17.tar.gz mpd-08296cd66d0ef4729767d97420fab96278a9af17.tar.xz mpd-08296cd66d0ef4729767d97420fab96278a9af17.zip |
Update*: move to update/
Diffstat (limited to 'src/update/UpdateSong.cxx')
-rw-r--r-- | src/update/UpdateSong.cxx | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/update/UpdateSong.cxx b/src/update/UpdateSong.cxx new file mode 100644 index 000000000..2db85a674 --- /dev/null +++ b/src/update/UpdateSong.cxx @@ -0,0 +1,113 @@ +/* + * Copyright (C) 2003-2014 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" /* must be first for large file support */ +#include "UpdateSong.hxx" +#include "UpdateInternal.hxx" +#include "UpdateIO.hxx" +#include "UpdateDatabase.hxx" +#include "UpdateContainer.hxx" +#include "UpdateDomain.hxx" +#include "DatabaseLock.hxx" +#include "Directory.hxx" +#include "Song.hxx" +#include "decoder/DecoderList.hxx" +#include "Log.hxx" + +#include <unistd.h> + +static void +update_song_file2(Directory &directory, + const char *name, const struct stat *st, + const char *suffix) +{ + db_lock(); + Song *song = directory.FindSong(name); + db_unlock(); + + if (!directory_child_access(directory, name, R_OK)) { + FormatError(update_domain, + "no read permissions on %s/%s", + directory.GetPath(), name); + if (song != nullptr) { + db_lock(); + delete_song(directory, song); + db_unlock(); + } + + return; + } + + if (!(song != nullptr && st->st_mtime == song->mtime && + !walk_discard) && + update_container_file(directory, name, st, suffix)) { + if (song != nullptr) { + db_lock(); + delete_song(directory, song); + db_unlock(); + } + + return; + } + + if (song == nullptr) { + FormatDebug(update_domain, "reading %s/%s", + directory.GetPath(), name); + song = Song::LoadFile(name, directory); + if (song == nullptr) { + FormatDebug(update_domain, + "ignoring unrecognized file %s/%s", + directory.GetPath(), name); + return; + } + + db_lock(); + directory.AddSong(song); + db_unlock(); + + modified = true; + FormatDefault(update_domain, "added %s/%s", + directory.GetPath(), name); + } else if (st->st_mtime != song->mtime || walk_discard) { + FormatDefault(update_domain, "updating %s/%s", + directory.GetPath(), name); + if (!song->UpdateFile()) { + FormatDebug(update_domain, + "deleting unrecognized file %s/%s", + directory.GetPath(), name); + db_lock(); + delete_song(directory, song); + db_unlock(); + } + + modified = true; + } +} + +bool +update_song_file(Directory &directory, + const char *name, const char *suffix, + const struct stat *st) +{ + if (!decoder_plugins_supports_suffix(suffix)) + return false; + + update_song_file2(directory, name, st, suffix); + return true; +} |