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Mapper: add function map_song_detach()

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Make the DetachedSong(Song) conversion constructor private.  Everybody
should use map_song_detach() which will take over more
responsibilities soon.
This commit is contained in:
Max Kellermann 2014-01-14 23:28:36 +01:00
parent 75b847132a
commit 61b01f82ef
7 changed files with 27 additions and 5 deletions
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4
src/DatabasePlaylist.cxx
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@ -24,6 +24,7 @@
#include "DatabaseGlue.hxx"
#include "DatabasePlugin.hxx"
#include "DetachedSong.hxx"
#include "Mapper.hxx"
#include <functional>
@ -31,7 +32,8 @@ static bool
AddSong(const char *playlist_path_utf8,
Song &song, Error &error)
{
return spl_append_song(playlist_path_utf8, DetachedSong(song), error);
return spl_append_song(playlist_path_utf8, map_song_detach(song),
error);
}
bool

4
src/DatabaseQueue.cxx
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@ -24,6 +24,7 @@
#include "Partition.hxx"
#include "util/Error.hxx"
#include "DetachedSong.hxx"
#include "Mapper.hxx"
#include <functional>
@ -31,7 +32,8 @@ static bool
AddToQueue(Partition &partition, const Song &song, Error &error)
{
PlaylistResult result =
partition.playlist.AppendSong(partition.pc, DetachedSong(song),
partition.playlist.AppendSong(partition.pc,
map_song_detach(song),
nullptr);
if (result != PlaylistResult::SUCCESS) {
error.Set(playlist_domain, int(result), "Playlist error");

3
src/DatabaseSong.cxx
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@ -22,6 +22,7 @@
#include "DatabaseGlue.hxx"
#include "DatabasePlugin.hxx"
#include "DetachedSong.hxx"
#include "Mapper.hxx"
DetachedSong *
DatabaseDetachSong(const char *uri, Error &error)
@ -34,7 +35,7 @@ DatabaseDetachSong(const char *uri, Error &error)
if (tmp == nullptr)
return nullptr;
DetachedSong *song = new DetachedSong(*tmp);
DetachedSong *song = new DetachedSong(map_song_detach(*tmp));
db->ReturnSong(tmp);
return song;
}

6
src/DetachedSong.hxx
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@ -32,6 +32,8 @@
struct Song;
class DetachedSong {
friend DetachedSong map_song_detach(const Song &song);
/**
* An UTF-8-encoded URI referring to the song file. This can
* be one of:
@ -60,6 +62,8 @@ class DetachedSong {
*/
unsigned end_ms;
explicit DetachedSong(const Song &other);
public:
explicit DetachedSong(const DetachedSong &other)
:uri(other.uri),
@ -67,8 +71,6 @@ public:
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) {}

6
src/Mapper.cxx
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@ -217,6 +217,12 @@ map_detached_song_fs(const char *uri_utf8)
return AllocatedPath::Build(music_dir_fs, uri_fs);
}
DetachedSong
map_song_detach(const Song &song)
{
return DetachedSong(song);
}
AllocatedPath
map_song_fs(const Song &song)
{

8
src/Mapper.hxx
View File

@ -106,6 +106,14 @@ gcc_pure
AllocatedPath
map_directory_child_fs(const Directory &directory, const char *name);
/**
* "Detach" the #Song object, i.e. convert it to a #DetachedSong
* instance.
*/
gcc_pure
DetachedSong
map_song_detach(const Song &song);
/**
* Determines the file system path of a song. This must not be a
* remote song.

1
src/PlaylistEdit.cxx
View File

@ -31,6 +31,7 @@
#include "util/Error.hxx"
#include "Song.hxx"
#include "DetachedSong.hxx"
#include "Mapper.hxx"
#include "Idle.hxx"
#include "DatabaseSong.hxx"
#include "Log.hxx"