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  • Committer: Package Import Robot
  • Author(s): Steve Kowalik
  • Date: 2013-11-12 18:17:40 UTC
  • mfrom: (2.2.36 sid)
  • Revision ID: package-import@ubuntu.com-20131112181740-72aa4zihehoobedp
Tags: 0.18.3-1ubuntu1
* Merge from Debian unstable.  Remaining changes:
  - Add libmp3lame-dev to Build-Depends, and enable LAME.
  - Read the user for the daemon from the config file in the init script.
  - Move avahi-daemon from Suggests to Recommends.
  - Added apport hook to include user configuration file.

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src/update_container.c
1
 
/*
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 * Copyright (C) 2003-2012 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
7
 
 * 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
13
 
 * GNU General Public License for more details.
14
 
 *
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 * You should have received a copy of the GNU General Public License along
16
 
 * 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" /* must be first for large file support */
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#include "update_container.h"
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#include "update_internal.h"
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#include "update_db.h"
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#include "db_lock.h"
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#include "directory.h"
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#include "song.h"
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#include "mapper.h"
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#include "decoder_plugin.h"
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#include "tag.h"
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#include "tag_handler.h"
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#include <glib.h>
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/**
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 * Create the specified directory object if it does not exist already
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 * or if the #stat object indicates that it has been modified since
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 * the last update.  Returns NULL when it exists already and is
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 * unmodified.
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 *
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 * The caller must lock the database.
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 */
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static struct directory *
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make_directory_if_modified(struct directory *parent, const char *name,
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                           const struct stat *st)
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{
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        struct directory *directory = directory_get_child(parent, name);
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        // directory exists already
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        if (directory != NULL) {
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                if (directory->mtime == st->st_mtime && !walk_discard) {
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                        /* not modified */
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                        db_unlock();
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                        return NULL;
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                }
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                delete_directory(directory);
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                modified = true;
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        }
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        directory = directory_make_child(parent, name);
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        directory->mtime = st->st_mtime;
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        return directory;
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}
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bool
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update_container_file(struct directory *directory,
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                      const char *name,
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                      const struct stat *st,
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                      const struct decoder_plugin *plugin)
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{
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        if (plugin->container_scan == NULL)
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                return false;
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        db_lock();
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        struct directory *contdir =
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                make_directory_if_modified(directory, name, st);
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        if (contdir == NULL) {
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                /* not modified */
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                db_unlock();
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                return true;
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        }
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        contdir->device = DEVICE_CONTAINER;
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        db_unlock();
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        char *const pathname = map_directory_child_fs(directory, name);
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        char *vtrack;
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        unsigned int tnum = 0;
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        while ((vtrack = plugin->container_scan(pathname, ++tnum)) != NULL) {
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                struct song *song = song_file_new(vtrack, contdir);
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                // shouldn't be necessary but it's there..
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                song->mtime = st->st_mtime;
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                char *child_path_fs = map_directory_child_fs(contdir, vtrack);
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                song->tag = tag_new();
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                decoder_plugin_scan_file(plugin, child_path_fs,
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                                         &add_tag_handler, song->tag);
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                g_free(child_path_fs);
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                db_lock();
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                directory_add_song(contdir, song);
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                db_unlock();
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                modified = true;
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                g_message("added %s/%s",
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                          directory_get_path(directory), vtrack);
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                g_free(vtrack);
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        }
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        g_free(pathname);
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        if (tnum == 1) {
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                db_lock();
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                delete_directory(contdir);
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                db_unlock();
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                return false;
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        } else
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                return true;
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}