mpd/src/SongPrint.cxx

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// SPDX-License-Identifier: GPL-2.0-or-later
// Copyright The Music Player Daemon Project
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#include "SongPrint.hxx"
#include "song/LightSong.hxx"
#include "song/DetachedSong.hxx"
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#include "TimePrint.hxx"
#include "TagPrint.hxx"
#include "client/Response.hxx"
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#include "fs/Traits.hxx"
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#include "time/ChronoUtil.hxx"
#include "util/StringBuffer.hxx"
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#include "util/UriUtil.hxx"
#include <fmt/format.h>
#define SONG_FILE "file: "
static void
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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.Fmt(FMT_STRING(SONG_FILE "{}\n"), uri);
}
void
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song_print_uri(Response &r, const LightSong &song, bool base) noexcept
{
if (!base && song.directory != nullptr)
r.Fmt(FMT_STRING(SONG_FILE "{}/{}\n"),
song.directory, song.uri);
else
song_print_uri(r, song.uri, base);
}
void
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song_print_uri(Response &r, const DetachedSong &song, bool base) noexcept
{
song_print_uri(r, song.GetURI(), base);
}
static void
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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.Fmt(FMT_STRING("Range: {}.{:03}-{}.{:03}\n"),
start_ms / 1000,
start_ms % 1000,
end_ms / 1000,
end_ms % 1000);
else if (start_ms > 0)
r.Fmt(FMT_STRING("Range: {}.{:03}-\n"),
start_ms / 1000,
start_ms % 1000);
}
void
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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.Fmt(FMT_STRING("Format: {}\n"), ToString(song.audio_format));
tag_print_values(r, song.tag);
const auto duration = song.GetDuration();
if (!duration.IsNegative())
r.Fmt(FMT_STRING("Time: {}\n"
"duration: {:1.3f}\n"),
duration.RoundS(),
duration.ToDoubleS());
}
void
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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());
if (const auto &f = song.GetAudioFormat(); f.IsDefined())
r.Fmt(FMT_STRING("Format: {}\n"), ToString(f));
tag_print_values(r, song.GetTag());
const auto duration = song.GetDuration();
if (!duration.IsNegative())
r.Fmt(FMT_STRING("Time: {}\n"
"duration: {:1.3f}\n"),
duration.RoundS(),
duration.ToDoubleS());
}