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-rw-r--r--src/db/update/UpdateSong.cxx103
1 files changed, 103 insertions, 0 deletions
diff --git a/src/db/update/UpdateSong.cxx b/src/db/update/UpdateSong.cxx
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+++ b/src/db/update/UpdateSong.cxx
@@ -0,0 +1,103 @@
+/*
+ * 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 "Walk.hxx"
+#include "UpdateIO.hxx"
+#include "UpdateDomain.hxx"
+#include "db/DatabaseLock.hxx"
+#include "db/plugins/simple/Directory.hxx"
+#include "db/plugins/simple/Song.hxx"
+#include "decoder/DecoderList.hxx"
+#include "storage/FileInfo.hxx"
+#include "Log.hxx"
+
+#include <unistd.h>
+
+inline void
+UpdateWalk::UpdateSongFile2(Directory &directory,
+ const char *name, const char *suffix,
+ const FileInfo &info)
+{
+ db_lock();
+ Song *song = directory.FindSong(name);
+ db_unlock();
+
+ if (!directory_child_access(storage, directory, name, R_OK)) {
+ FormatError(update_domain,
+ "no read permissions on %s/%s",
+ directory.GetPath(), name);
+ if (song != nullptr)
+ editor.LockDeleteSong(directory, song);
+
+ return;
+ }
+
+ if (!(song != nullptr && info.mtime == song->mtime &&
+ !walk_discard) &&
+ UpdateContainerFile(directory, name, suffix, info)) {
+ if (song != nullptr)
+ editor.LockDeleteSong(directory, song);
+
+ return;
+ }
+
+ if (song == nullptr) {
+ FormatDebug(update_domain, "reading %s/%s",
+ directory.GetPath(), name);
+ song = Song::LoadFile(storage, 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 (info.mtime != song->mtime || walk_discard) {
+ FormatDefault(update_domain, "updating %s/%s",
+ directory.GetPath(), name);
+ if (!song->UpdateFile(storage)) {
+ FormatDebug(update_domain,
+ "deleting unrecognized file %s/%s",
+ directory.GetPath(), name);
+ editor.LockDeleteSong(directory, song);
+ }
+
+ modified = true;
+ }
+}
+
+bool
+UpdateWalk::UpdateSongFile(Directory &directory,
+ const char *name, const char *suffix,
+ const FileInfo &info)
+{
+ if (!decoder_plugins_supports_suffix(suffix))
+ return false;
+
+ UpdateSongFile2(directory, name, suffix, info);
+ return true;
+}