mpd/src/SongPrint.cxx

120 lines
3.0 KiB
C++

/*
* 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 "SongPrint.hxx"
#include "song/LightSong.hxx"
#include "Partition.hxx"
#include "Instance.hxx"
#include "storage/StorageInterface.hxx"
#include "song/DetachedSong.hxx"
#include "TimePrint.hxx"
#include "TagPrint.hxx"
#include "client/Response.hxx"
#include "fs/Traits.hxx"
#include "util/ChronoUtil.hxx"
#include "util/UriUtil.hxx"
#define SONG_FILE "file: "
static void
song_print_uri(Response &r, const char *uri, bool base) noexcept
{
std::string allocated;
if (base) {
uri = PathTraitsUTF8::GetBase(uri);
} else {
allocated = uri_remove_auth(uri);
if (!allocated.empty())
uri = allocated.c_str();
}
r.Format(SONG_FILE "%s\n", uri);
}
void
song_print_uri(Response &r, const LightSong &song, bool base) noexcept
{
if (!base && song.directory != nullptr)
r.Format(SONG_FILE "%s/%s\n", song.directory, song.uri);
else
song_print_uri(r, song.uri, base);
}
void
song_print_uri(Response &r, const DetachedSong &song, bool base) noexcept
{
song_print_uri(r, song.GetURI(), base);
}
static void
PrintRange(Response &r, SongTime start_time, SongTime end_time) noexcept
{
const unsigned start_ms = start_time.ToMS();
const unsigned end_ms = end_time.ToMS();
if (end_ms > 0)
r.Format("Range: %u.%03u-%u.%03u\n",
start_ms / 1000,
start_ms % 1000,
end_ms / 1000,
end_ms % 1000);
else if (start_ms > 0)
r.Format("Range: %u.%03u-\n",
start_ms / 1000,
start_ms % 1000);
}
void
song_print_info(Response &r, const LightSong &song, bool base) noexcept
{
song_print_uri(r, song, base);
PrintRange(r, song.start_time, song.end_time);
if (!IsNegative(song.mtime))
time_print(r, "Last-Modified", song.mtime);
if (song.audio_format.IsDefined())
r.Format("Format: %s\n", ToString(song.audio_format).c_str());
tag_print(r, song.tag);
}
void
song_print_info(Response &r, const DetachedSong &song, bool base) noexcept
{
song_print_uri(r, song, base);
PrintRange(r, song.GetStartTime(), song.GetEndTime());
if (!IsNegative(song.GetLastModified()))
time_print(r, "Last-Modified", song.GetLastModified());
tag_print_values(r, song.GetTag());
const auto duration = song.GetDuration();
if (!duration.IsNegative())
r.Format("Time: %i\n"
"duration: %1.3f\n",
duration.RoundS(),
duration.ToDoubleS());
}