156 lines
3.6 KiB
C++
156 lines
3.6 KiB
C++
/*
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* Copyright (C) 2003-2014 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include "PlaylistPrint.hxx"
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#include "PlaylistFile.hxx"
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#include "Playlist.hxx"
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#include "queue/QueuePrint.hxx"
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#include "SongPrint.hxx"
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#include "Partition.hxx"
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#include "Instance.hxx"
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#include "db/Interface.hxx"
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#include "client/Client.hxx"
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#include "input/InputStream.hxx"
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#include "DetachedSong.hxx"
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#include "fs/Traits.hxx"
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#include "util/Error.hxx"
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#include "thread/Cond.hxx"
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#define SONG_FILE "file: "
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#define SONG_TIME "Time: "
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void
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playlist_print_uris(Client &client, const playlist &playlist)
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{
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const Queue &queue = playlist.queue;
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queue_print_uris(client, queue, 0, queue.GetLength());
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}
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bool
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playlist_print_info(Client &client, const playlist &playlist,
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unsigned start, unsigned end)
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{
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const Queue &queue = playlist.queue;
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if (end > queue.GetLength())
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/* correct the "end" offset */
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end = queue.GetLength();
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if (start > end)
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/* an invalid "start" offset is fatal */
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return false;
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queue_print_info(client, queue, start, end);
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return true;
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}
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bool
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playlist_print_id(Client &client, const playlist &playlist,
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unsigned id)
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{
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int position;
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position = playlist.queue.IdToPosition(id);
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if (position < 0)
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/* no such song */
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return false;
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return playlist_print_info(client, playlist, position, position + 1);
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}
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bool
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playlist_print_current(Client &client, const playlist &playlist)
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{
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int current_position = playlist.GetCurrentPosition();
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if (current_position < 0)
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return false;
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queue_print_info(client, playlist.queue,
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current_position, current_position + 1);
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return true;
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}
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void
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playlist_print_find(Client &client, const playlist &playlist,
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const SongFilter &filter)
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{
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queue_find(client, playlist.queue, filter);
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}
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void
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playlist_print_changes_info(Client &client,
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const playlist &playlist,
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uint32_t version)
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{
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queue_print_changes_info(client, playlist.queue, version);
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}
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void
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playlist_print_changes_position(Client &client,
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const playlist &playlist,
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uint32_t version)
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{
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queue_print_changes_position(client, playlist.queue, version);
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}
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#ifdef ENABLE_DATABASE
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static bool
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PrintSongDetails(Client &client, const char *uri_utf8)
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{
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const Database *db = client.partition.instance.database;
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if (db == nullptr)
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return false;
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auto *song = db->GetSong(uri_utf8, IgnoreError());
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if (song == nullptr)
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return false;
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song_print_info(client, *song);
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db->ReturnSong(song);
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return true;
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}
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#endif
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bool
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spl_print(Client &client, const char *name_utf8, bool detail,
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Error &error)
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{
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#ifndef ENABLE_DATABASE
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(void)detail;
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#endif
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PlaylistFileContents contents = LoadPlaylistFile(name_utf8, error);
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if (contents.empty() && error.IsDefined())
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return false;
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for (const auto &uri_utf8 : contents) {
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#ifdef ENABLE_DATABASE
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if (!detail || !PrintSongDetails(client, uri_utf8.c_str()))
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#endif
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client_printf(client, SONG_FILE "%s\n",
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uri_utf8.c_str());
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}
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return true;
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}
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