91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
/*
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* Copyright 2003-2016 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 "Mount.hxx"
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#include "PrefixedLightSong.hxx"
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#include "db/Selection.hxx"
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#include "db/LightDirectory.hxx"
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#include "db/Interface.hxx"
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#include "fs/Traits.hxx"
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#include <string>
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struct PrefixedLightDirectory : LightDirectory {
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std::string buffer;
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PrefixedLightDirectory(const LightDirectory &directory,
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const char *base)
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:LightDirectory(directory),
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buffer(IsRoot()
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? std::string(base)
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: PathTraitsUTF8::Build(base, uri)) {
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uri = buffer.c_str();
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}
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};
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static void
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PrefixVisitDirectory(const char *base, const VisitDirectory &visit_directory,
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const LightDirectory &directory)
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{
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visit_directory(PrefixedLightDirectory(directory, base));
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}
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static void
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PrefixVisitSong(const char *base, const VisitSong &visit_song,
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const LightSong &song)
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{
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visit_song(PrefixedLightSong(song, base));
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}
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static void
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PrefixVisitPlaylist(const char *base, const VisitPlaylist &visit_playlist,
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const PlaylistInfo &playlist,
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const LightDirectory &directory)
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{
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visit_playlist(playlist,
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PrefixedLightDirectory(directory, base));
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}
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void
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WalkMount(const char *base, const Database &db,
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bool recursive, const SongFilter *filter,
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const VisitDirectory &visit_directory, const VisitSong &visit_song,
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const VisitPlaylist &visit_playlist)
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{
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using namespace std::placeholders;
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VisitDirectory vd;
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if (visit_directory)
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vd = std::bind(PrefixVisitDirectory,
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base, std::ref(visit_directory), _1);
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VisitSong vs;
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if (visit_song)
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vs = std::bind(PrefixVisitSong,
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base, std::ref(visit_song), _1);
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VisitPlaylist vp;
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if (visit_playlist)
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vp = std::bind(PrefixVisitPlaylist,
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base, std::ref(visit_playlist), _1, _2);
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db.Visit(DatabaseSelection("", recursive, filter), vd, vs, vp);
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}
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