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/*
* 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.
*/
#ifndef MPD_DETACHED_SONG_HXX
#define MPD_DETACHED_SONG_HXX
#include "check.h"
#include "tag/Tag.hxx"
#include "Compiler.h"
#include <string>
#include <utility>
#include <time.h>
struct Song;
class DetachedSong {
/**
* An UTF-8-encoded URI referring to the song file. This can
* be one of:
*
* - an absolute URL with a scheme
* (e.g. "http://example.com/foo.mp3")
*
* - an absolute file name
*
* - a file name relative to the music directory
*/
std::string uri;
Tag tag;
time_t mtime;
/**
* Start of this sub-song within the file in milliseconds.
*/
unsigned start_ms;
/**
* End of this sub-song within the file in milliseconds.
* Unused if zero.
*/
unsigned end_ms;
public:
explicit DetachedSong(const DetachedSong &other)
:uri(other.uri),
tag(other.tag),
mtime(other.mtime),
start_ms(other.start_ms), end_ms(other.end_ms) {}
explicit DetachedSong(const Song &other);
explicit DetachedSong(const char *_uri)
:uri(_uri),
mtime(0), start_ms(0), end_ms(0) {}
explicit DetachedSong(const std::string &_uri)
:uri(_uri),
mtime(0), start_ms(0), end_ms(0) {}
explicit DetachedSong(std::string &&_uri)
:uri(std::move(_uri)),
mtime(0), start_ms(0), end_ms(0) {}
template<typename U>
DetachedSong(U &&_uri, Tag &&_tag)
:uri(std::forward<U>(_uri)),
tag(std::move(_tag)),
mtime(0), start_ms(0), end_ms(0) {}
DetachedSong(DetachedSong &&other)
:uri(std::move(other.uri)),
tag(std::move(other.tag)),
mtime(other.mtime),
start_ms(other.start_ms), end_ms(other.end_ms) {}
gcc_pure
const char *GetURI() const {
return uri.c_str();
}
template<typename T>
void SetURI(T &&_uri) {
uri = std::forward<T>(_uri);
}
/**
* Returns true if both objects refer to the same physical
* song.
*/
gcc_pure
bool IsSame(const DetachedSong &other) const {
return uri == other.uri;
}
gcc_pure gcc_nonnull_all
bool IsURI(const char *other_uri) const {
return uri == other_uri;
}
gcc_pure
bool IsRemote() const;
gcc_pure
bool IsFile() const {
return !IsRemote();
}
gcc_pure
bool IsAbsoluteFile() const;
gcc_pure
bool IsInDatabase() const {
return IsFile() && !IsAbsoluteFile();
}
const Tag &GetTag() const {
return tag;
}
Tag &WritableTag() {
return tag;
}
void SetTag(const Tag &_tag) {
tag = Tag(_tag);
}
void SetTag(Tag &&_tag) {
tag = std::move(_tag);
}
void MoveTagFrom(DetachedSong &&other) {
tag = std::move(other.tag);
}
time_t GetLastModified() const {
return mtime;
}
void SetLastModified(time_t _value) {
mtime = _value;
}
unsigned GetStartMS() const {
return start_ms;
}
void SetStartMS(unsigned _value) {
start_ms = _value;
}
unsigned GetEndMS() const {
return end_ms;
}
void SetEndMS(unsigned _value) {
end_ms = _value;
}
gcc_pure
double GetDuration() const;
/**
* Update the #tag and #mtime.
*
* @return true on success
*/
bool Update();
};
#endif
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