/* Time-stamp: <2008-07-06 10:38:05 jcs>
 |
 |  Copyright (C) 2002-2005 Jorg Schuler <jcsjcs at users sourceforge net>
 |  Part of the gtkpod project.
 |
 |  URL: http://www.gtkpod.org/
 |  URL: http://gtkpod.sourceforge.net/
 |
 |  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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 |
 |  iTunes and iPod are trademarks of Apple
 |
 |  This product is not supported/written/published by Apple!
 |
 |  $Id$
 */

/* This file provides functions for syncing a directory or directories
 * with a playlist */

#ifdef HAVE_CONFIG_H
    #include <config.h>
#endif

#include <libintl.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <glib/gi18n-lib.h>
#include "gp_itdb.h"
#include "file.h"
#include "misc.h"
#include "misc_track.h"
#include "prefs.h"
#include "syncdir.h"
#include "filetype_iface.h"

struct add_files_data {
    Playlist *playlist;
    GList **tracks_updated;
    GHashTable *filepath_hash;
};

/* Used in the callback after adding a new track to
 * to add to the filehash */
struct added_file_data {
    GHashTable *filepath_hash;
    gchar *filepath;
};

/**
 * confirm_sync_dirs:
 *
 * @dirs_hash: hash table containing the directory names
 * @key_sync_confirm_dirs: preference key to specify whether or not
 *            the list of directories should be confirmed. The
 *            confirmation dialog may change the value of this prefs
 *            entry. If NULL confirmation takes place.
 *
 * Have the user confirm which directories should be included into the
 * confirmation process.
 *
 * Return value: FALSE: user aborted. TRUE: otherwise. @dirs_hash will
 * be adjusted to reflect the selected directories.
 */
static gboolean confirm_sync_dirs(GHashTable *dirs_hash, const gchar *key_sync_confirm_dirs) {
    g_return_val_if_fail (dirs_hash, FALSE);

    if (key_sync_confirm_dirs && !prefs_get_int(key_sync_confirm_dirs))
        return TRUE;

    /* FIXME: implement confirmation (doesn't strike me as a major
     * feature -- feel free to contribute)
     *
     * The idea would be to have the user check/uncheck each of the
     * individual directories. @dirs_hash will be adjusted to reflect
     * the selected directories.
     */
    return TRUE;
}

/**
 * confirm_delete_tracks:
 *
 * @tracks: GList with tracks that are supposed to be removed from the
 *          iPod or the local repository.
 * @key_sync_confirm_delete: preference key to specify whether or not
 *          the removal of tracks should be confirmed. The
 *          confirmation dialog may change the value of this prefs
 *          entry. If NULL confirmation takes place.
 *
 * Return value: TRUE: it's OK to remove the tracks. FALSE: it's not
 *               OK to remove the tracks. TRUE is also given if no
 *               tracks are present, @key_sync_confirm_delete is NULL
 *               or it's setting is 'FALSE' (0).
 */

static gboolean confirm_delete_tracks(GList *tracks, const gchar *key_sync_confirm_delete) {
    GtkResponseType response;
    struct DeleteData dd;
    gchar *label, *title;
    GString *string;
    iTunesDB *itdb;
    Track *tr;

    if (tracks == NULL)
        return TRUE;

    if (key_sync_confirm_delete && !prefs_get_int(key_sync_confirm_delete))
        return TRUE;

    tr = g_list_nth_data(tracks, 0);
    g_return_val_if_fail (tr, FALSE);
    itdb = tr->itdb;
    g_return_val_if_fail (itdb, FALSE);

    dd.itdb = itdb;
    dd.pl = NULL;
    dd.tracks = tracks;
    if (itdb->usertype & GP_ITDB_TYPE_IPOD)
        dd.deleteaction = DELETE_ACTION_IPOD;
    if (itdb->usertype & GP_ITDB_TYPE_LOCAL)
        dd.deleteaction = DELETE_ACTION_DATABASE;

    delete_populate_settings(&dd, &label, &title, NULL, NULL, &string);

    response = gtkpod_confirmation(-1, /* gint id, */
    TRUE, /* gboolean modal, */
    title, /* title */
    label, /* label */
    string->str, /* scrolled text */
    NULL, 0, NULL, /* option 1 */
    NULL, 0, NULL, /* option 2 */
    TRUE, /* gboolean confirm_again, */
    key_sync_confirm_delete, /* ConfHandlerOpt confirm_again_key,*/
    CONF_NULL_HANDLER, /* ConfHandler ok_handler,*/
    NULL, /* don't show "Apply" button */
    CONF_NULL_HANDLER, /* cancel_handler,*/
    NULL, /* gpointer user_data1,*/
    NULL); /* gpointer user_data2,*/

    g_free(label);
    g_free(title);
    g_string_free(string, TRUE);

    if (response == GTK_RESPONSE_OK) {
        /* it's OK to remove the tracks */
        return TRUE;
    }
    else {
        /* better not delete the tracks */
        return FALSE;
    }
}

/* Used by sync_show_summary() */
static void sync_add_tracks(GString *str, GList *tracks, const gchar *title) {
    GList *gl;

    g_return_if_fail (str);
    g_return_if_fail (title);

    if (tracks) {
        g_string_append(str, title);

        for (gl = tracks; gl; gl = gl->next) {
            gchar *buf;
            Track *tr = gl->data;
            g_return_if_fail (tr);

            buf = get_track_info(tr, FALSE);
            g_string_append_printf(str, "%s\n", buf);
            g_free(buf);
        }
        g_string_append_printf(str, "\n\n");
    }
}

/**
 * sync_show_summary:
 *
 * @key_sync_show_summary: preference key to specify whether or not a
 *          summary should be shown or not. If NULL, the summary is
 *          shown. This key may be changed by the confirmation dialog.
 * @playlist: playlist where are syncing with.
 * @tracks_to_delete_from_ipod: GList with tracks to be deleted from
 *          the iPod or local repository.
 * @tracks_to_delete_from_playlist: GList with tracks to be deleted
 *          from @playlist.
 * @tracks_updated: GList with tracks that have been updated.
 */
static void show_sync_summary(const gchar *key_sync_show_summary, Playlist *playlist, GList *tracks_to_delete_from_ipod, GList *tracks_to_delete_from_playlist, GList *tracks_updated) {
    GString *summary;
    Playlist *mpl;
    gint no_length;

    g_return_if_fail (playlist);
    g_return_if_fail (playlist->itdb);

    if (key_sync_show_summary && !prefs_get_int(key_sync_show_summary))
        return;

    summary = g_string_sized_new(2000);

    /* mpl->name is the repository's name */
    mpl = itdb_playlist_mpl(playlist->itdb);
    g_return_if_fail (mpl);
    g_string_append_printf(summary, _("Sync summary for %s/%s\n"), mpl->name, playlist->name);

    /* used to check whether data was added or not */
    no_length = strlen(summary->str);

    sync_add_tracks(summary, tracks_updated, ngettext ("The following track has been added or updated:\n",
            "The following tracks have been added or updated:\n",
            g_list_length (tracks_updated)));

    if (playlist->itdb->usertype & GP_ITDB_TYPE_IPOD) {
        sync_add_tracks(summary, tracks_to_delete_from_ipod, ngettext ("The following track has been completely removed from the iPod:\n",
                "The following tracks have been completely removed from the iPod:\n",
                g_list_length (tracks_to_delete_from_ipod)));
    }
    else {
        sync_add_tracks(summary, tracks_to_delete_from_ipod, ngettext ("The following track has been removed from the repository:\n",
                "The following tracks have been removed from the repository:\n",
                g_list_length (tracks_to_delete_from_ipod)));
    }

    sync_add_tracks(summary, tracks_to_delete_from_playlist, ngettext ("The following track has been removed from the playlist:\n",
            "The following tracks have been removed from the playlist:\n",
            g_list_length (tracks_to_delete_from_playlist)));

    if (strlen(summary->str) == no_length) {
        g_string_append(summary, _("Nothing was changed.\n"));
    }

    gtkpod_confirmation(CONF_ID_SYNC_SUMMARY, FALSE, _("Sync summary"), NULL, summary->str, NULL, 0, NULL, NULL, 0, NULL, TRUE, key_sync_show_summary, CONF_NULL_HANDLER, NULL, NULL, NULL, NULL);

    g_string_free(summary, TRUE);
}

/* Callback for adding tracks (makes sure track isn't added to playlist
 * again if it already exists */
static void sync_addtrackfunc(Playlist *plitem, Track *track, gpointer data) {
    struct added_file_data *afd = data;

    g_return_if_fail (plitem);
    g_return_if_fail (track);

    g_return_if_fail (afd->filepath_hash);
    g_return_if_fail (afd->filepath);

    /* add the new entry to the filepath */
    g_hash_table_insert(afd->filepath_hash, g_strdup(afd->filepath), track);

    /* only add if @track isn't already a member of the current playlist */
    if (!itdb_playlist_contains_track(plitem, track))
        gp_playlist_add_track(plitem, track, TRUE);
}

/* Builds a hash of all the tracks in the playlists db,
 * hashed by the file path */
static GHashTable *get_itdb_filepath_hash(Playlist *pl) {
    GHashTable* filepath_hash;
    iTunesDB *itdb = pl->itdb;

    filepath_hash = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);

    GList *gl;
    for (gl = itdb->tracks; gl; gl = gl->next) {
        ExtraTrackData *etr;
        Track *track = gl->data;
        g_return_val_if_fail (track, NULL);

        etr = track->userdata;
        g_return_val_if_fail (etr, NULL);

        /* track has filename info */
        if (etr->pc_path_locale && *etr->pc_path_locale) {
            g_hash_table_insert(filepath_hash, g_strdup(etr->pc_path_locale), track);
        }
    }

    return filepath_hash;
}

/**
 * add_files:
 *
 * add all music/video files to the playlist @userdata->playlist.
 * updated/newly added tracks are appended to @userdata->tracks_updated.
 */
static void add_files(gpointer key, gpointer value, gpointer user_data) {
    struct add_files_data *afd = user_data;
    Playlist *pl;
    gchar *dirname;

    g_return_if_fail (key);
    g_return_if_fail (afd);
    g_return_if_fail (afd->playlist);
    g_return_if_fail (afd->tracks_updated);
    g_return_if_fail (afd->filepath_hash);

    dirname = key;
    pl = afd->playlist;

    if (g_file_test(dirname, G_FILE_TEST_IS_DIR)) {
        GDir *dir = g_dir_open(dirname, 0, NULL);
        if (dir != NULL) {
            G_CONST_RETURN gchar *next;
            while ((next = g_dir_read_name(dir))) {
                gchar *filename = g_build_filename(dirname, next, NULL);
                FileType *filetype = determine_filetype(filename);
                gboolean updated = FALSE;
                Track *tr = NULL;

                if (filetype_is_audio_filetype(filetype) || filetype_is_video_filetype(filetype)) {
                    tr = g_hash_table_lookup(afd->filepath_hash, filename);
                    if (tr) { /* track is already present in playlist.
                     Update if date stamp is different. */
                        struct stat filestat;
                        ExtraTrackData *etr = tr->userdata;
                        g_return_if_fail (etr);

                        stat(filename, &filestat);
                        /*
                         printf ("%ld %ld (%s)\n, %ld %d\n",
                         filestat.st_mtime, etr->mtime,
                         filename,
                         filestat.st_size, tr->size);
                         */
                        if ((filestat.st_mtime != etr->mtime) || (filestat.st_size != tr->size)) {
                            update_track_from_file(pl->itdb, tr);
                            updated = TRUE;
                        }
                    }
                    else { /* track is not known -- at least not by it's
                     * filename -> add to playlist using the
                     * standard function. Duplicate adding is
                     * avoided by an addtrack function checking
                     * for duplication */
                        struct added_file_data data;
                        data.filepath = filename;
                        data.filepath_hash = afd->filepath_hash;

                        add_track_by_filename(pl->itdb, filename, pl, FALSE, sync_addtrackfunc, &data);

                        tr = g_hash_table_lookup(afd->filepath_hash, filename);
                        updated = TRUE;
                    }
                }

                if (tr && updated) {
                    *afd->tracks_updated = g_list_append(*afd->tracks_updated, tr);
                }
                g_free(filename);
            }
        }
        g_dir_close(dir);
    }
}

/**
 * cache_directory:
 *
 * Add the given directory to the given hash table then recurse into the directory
 * and add all its sub-directories.
 *
 * @dir: top-level directory to recurse into and store subdirectories
 * @dirs_hash: pointer to a hash table that stores all directory paths
 *
 * Return value: none, dirs_hash stores all required paths
 *
 **/
static void cache_directory(const gchar *dir, GHashTable *dirs_hash) {
    GDir *dir_handle;
    const gchar *filename;
    gchar *path;

    if (!g_file_test(dir, G_FILE_TEST_IS_DIR))
        return;

    /* dir represents a directory so store it in the hash table */
    g_hash_table_insert(dirs_hash, g_strdup(dir), NULL);

    dir_handle = g_dir_open(dir, 0, NULL);
    if (dir_handle == NULL)
        return;

    /* Loop through the filenames in the directory */
    while ((filename = g_dir_read_name(dir_handle))) {
        /* Construct absolute path from dir and filename */
        path = g_build_filename(dir, filename, NULL);

        /* If path is not directory then move on to next */
        if (!g_file_test(path, G_FILE_TEST_IS_DIR))
            continue;

        /* recursively walk down into sub directory */
        cache_directory(path, dirs_hash);
        g_free(path);
    }

    g_dir_close(dir_handle);
}

/**
 * sync_playlist:
 *
 * @playlist: playlist to sync with contents on hard disk
 * @syncdir:  directory to sync with. If @syncdir is NULL, a list of
 *            directories is created from all the filenames of the
 *            member tracks
 * @key_sync_confirm_dirs: preference key to specify whether or not
 *            the list of directories should be confirmed. The
 *            confirmation dialog may change the value of this prefs
 *            entry. If NULL, @sync_confirm_dirs decides whether
 *            confirmation takes place or not.
 *            FIXME: not implemented at present.
 * @sync_confirm_dirs: see under @key_sync_confirm_dirs.
 * @key_sync_delete_tracks: preference key to specify whether or not
 *            tracks no longer present in the directory list should be
 *            removed from the iPod/database or not. Normally tracks
 *            are only removed from the current playlist. If this key's
 *            value is set to TRUE (1), they will be removed from the
 *            iPod /database completely, if they are not a member of
 *            other playlists. Note: to remove tracks from the MPL,
 *            this has to be TRUE.
 *            If NULL, @sync_delete_tracks will determine whether
 *            tracks are removed or not. Also, if @playlist is the
 *            MPL, tracks will be removed irrespective of this key's
 *            value.
 * @sync_delete_tracks: see under @key_sync_delete_tracks.
 * @key_sync_confirm_delete: preference key to specify whether or not
 *            the removal of tracks should be confirmed. The
 *            confirmation dialog may change the value of this prefs
 *            entry. If NULL, @sync_confirm_delete will determine
 *            whether or not confirmation takes place.
 * @sync_confirm_delete: see under @key_sync_confirm_delete
 * @key_sync_show_summary: preference key to specify whether or not a
 *            summary of removed and newly added or updated tracks
 *            should be displayed. If NULL, @sync_show_shummary will
 *            determine whether or not a summary is displayed.
 * @sync_show_shummary: see under @key_sync_show_shummary
 *
 * Return value: none, but will give status information via the
 * statusbar and information windows.
 **/
void sync_playlist(Playlist *playlist, const gchar *syncdir, const gchar *key_sync_confirm_dirs, gboolean sync_confirm_dirs, const gchar *key_sync_delete_tracks, gboolean sync_delete_tracks, const gchar *key_sync_confirm_delete, gboolean sync_confirm_delete, const gchar *key_sync_show_summary, gboolean sync_show_summary) {
    GHashTable *dirs_hash, *filepath_hash;
    gboolean delete_tracks, is_mpl;
    time_t current_time;
    GList *tracks_to_delete_from_ipod = NULL;
    GList *tracks_to_delete_from_playlist = NULL;
    GList *tracks_updated = NULL;
    struct add_files_data afd;
    GList *gl;

    g_return_if_fail (playlist);

    /* Create a hash to keep the directory names ("key", and "value"
     to be freed with g_free). key is dirname in local encoding,
     value is dirname in utf8, if available */
    dirs_hash = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, g_free);

    /* If @syncdir is not NULL, put @syndir into the hash
     table. Otherwise put the dirs of all tracks in @playlist into
     the table. */

    if (syncdir) {
        /* make sure the directory name does not end in '/' -- the
         code below does not seem to like this */
        gint len = strlen(syncdir);
        gchar *dir = g_strdup(syncdir);
        if (len > 1) {
            if (G_IS_DIR_SEPARATOR (dir[len-1])) {
                dir[len - 1] = 0;
            }
        }
        cache_directory(dir, dirs_hash);
    }
    else {
        for (gl = playlist->members; gl; gl = gl->next) {
            ExtraTrackData *etr;
            Track *track = gl->data;
            g_return_if_fail (track);
            etr = track->userdata;
            g_return_if_fail (etr);

            if (etr->pc_path_locale && *etr->pc_path_locale) {
                gchar *dirname_local;

                dirname_local = g_path_get_dirname(etr->pc_path_locale);
                if (etr->pc_path_utf8 && *etr->pc_path_utf8) {
                    g_hash_table_insert(dirs_hash, dirname_local, g_path_get_dirname(etr->pc_path_utf8));
                }
                else { /* no utf8 -- make sure we don't replace a dir
                 * entry that had the utf8 data set */
                    if (!g_hash_table_lookup(dirs_hash, dirname_local)) {
                        g_hash_table_insert(dirs_hash, dirname_local, NULL);
                    }
                    else {
                        g_free(dirname_local);
                    }
                }
            }
        }
    }

    /* Confirm directories */
    if (key_sync_confirm_dirs || sync_confirm_dirs) {
        if (!confirm_sync_dirs(dirs_hash, key_sync_confirm_dirs)) { /* aborted */
            g_hash_table_destroy(dirs_hash);
            return;
        }
    }

    /* current_time can be used to recognize newly added/updated
     tracks */
    current_time = time(NULL);

    /* craete a hash with all files in the current playlist for faster
     * comparison with files in the directory */
    filepath_hash = get_itdb_filepath_hash(playlist);

    afd.playlist = playlist;
    afd.tracks_updated = &tracks_updated;
    afd.filepath_hash = filepath_hash;
    /* Add all files in all directories present in dirs_hash */
    g_hash_table_foreach(dirs_hash, add_files, &afd);

    /* we won't need this hash any more */
    g_hash_table_destroy(filepath_hash);
    filepath_hash = NULL;

    /* Remove updated and duplicate list so it won't pop up at a later
     time */
    display_updated((void *) -1, NULL);
    display_non_updated((void *) -1, NULL);
    gp_duplicate_remove(NULL, (void *) -1);

    /* Should tracks be deleted that were not present in the
     * directories? */
    if (key_sync_delete_tracks == NULL) {
        delete_tracks = TRUE;
    }
    else {
        delete_tracks = prefs_get_int(key_sync_delete_tracks);
    }
    /* Is playlist the MPL? */
    is_mpl = itdb_playlist_is_mpl(playlist);

    /* Identify all tracks in playlist not being located in one of the
     specified dirs, or no longer existing. */
    for (gl = playlist->members; gl; gl = gl->next) {
        ExtraTrackData *etr;
        gboolean remove;

        Track *tr = gl->data;
        g_return_if_fail (tr);
        etr = tr->userdata;
        g_return_if_fail (etr);

        remove = FALSE;
        if (etr->pc_path_locale && *etr->pc_path_locale) {
            gchar *dirname_local;

            dirname_local = g_path_get_dirname(etr->pc_path_locale);
            if (!g_hash_table_lookup_extended(dirs_hash, dirname_local, NULL, NULL)) { /* file is not in one of the specified directories */
                remove = TRUE;
            }
            else { /* check if file exists */
                if (g_file_test(etr->pc_path_locale, G_FILE_TEST_EXISTS) == FALSE) { /* no -- remove */
                    remove = TRUE;
                }
            }
            g_free(dirname_local);
        }

        if (remove) { /* decide whether track needs to be removed from the iPod
         * (only member of this playlist) or only from this
         * playlist (if delete_tracks is not set, no tracks are
         * removed from the MPL) */
            if (delete_tracks && (is_mpl || (itdb_playlist_contain_track_number(tr) == 1))) {
                tracks_to_delete_from_ipod = g_list_append(tracks_to_delete_from_ipod, tr);
            }
            else {
                if (!is_mpl) {
                    tracks_to_delete_from_playlist = g_list_append(tracks_to_delete_from_playlist, tr);
                }
            }
        }
    }

    if (tracks_to_delete_from_ipod && (key_sync_confirm_delete || sync_confirm_delete)
            && (confirm_delete_tracks(tracks_to_delete_from_ipod, key_sync_confirm_delete) == FALSE)) { /* User doesn't want us to remove those tracks from the
     * iPod. We'll therefore just remove them from the playlist
     * (if playlist is the MPL, don't remove at all) */
        if (!is_mpl) {
            tracks_to_delete_from_playlist = g_list_concat(tracks_to_delete_from_playlist, tracks_to_delete_from_ipod);
        }
        else {
            g_list_free(tracks_to_delete_from_ipod);
        }
        tracks_to_delete_from_ipod = NULL;
    }

    if (key_sync_show_summary || sync_show_summary) {
        show_sync_summary(key_sync_show_summary, playlist, tracks_to_delete_from_ipod, tracks_to_delete_from_playlist, tracks_updated);
    }

    /* Remove completely */
    for (gl = tracks_to_delete_from_ipod; gl; gl = gl->next) {
        Track *tr = gl->data;
        g_return_if_fail (tr);

        if (tr->itdb->usertype & GP_ITDB_TYPE_IPOD)
            gp_playlist_remove_track(NULL, tr, DELETE_ACTION_IPOD);
        else if (tr->itdb->usertype & GP_ITDB_TYPE_LOCAL)
            gp_playlist_remove_track(NULL, tr, DELETE_ACTION_DATABASE);
    }

    /* Remove from playlist */
    for (gl = tracks_to_delete_from_playlist; gl; gl = gl->next) {
        Track *tr = gl->data;
        g_return_if_fail (tr);

        gp_playlist_remove_track(playlist, tr, DELETE_ACTION_PLAYLIST);
    }

    /* Was any data changed? */
    if (tracks_to_delete_from_ipod || tracks_to_delete_from_playlist || tracks_updated) {
        data_changed(playlist->itdb);
        gtkpod_tracks_statusbar_update();
    }

    g_list_free(tracks_to_delete_from_ipod);
    g_list_free(tracks_to_delete_from_playlist);
    g_list_free(tracks_updated);
}

/**
 * sync_all_playlists:
 *
 * @itdb: repository whose playlists are to be updated
 *
 * Will update all playlists in @itdb according to options set. The
 * following pref subkeys are relevant:
 *
 * sync_confirm_dirs
 * sync_delete_tracks
 * sync_confirm_delete
 * sync_show_summary
 */

void sync_all_playlists(iTunesDB *itdb) {
    gint index;
    GList *gl;

    g_return_if_fail (itdb);

    index = get_itdb_index(itdb);

    for (gl = itdb->playlists; gl; gl = gl->next) {
        gint syncmode;
        Playlist *pl = gl->data;
        g_return_if_fail (pl);

        syncmode = get_playlist_prefs_int(pl, KEY_SYNCMODE);
        if (syncmode != SYNC_PLAYLIST_MODE_NONE) {
            gchar *key_sync_confirm_dirs = get_playlist_prefs_key(index, pl, KEY_SYNC_CONFIRM_DIRS);
            gchar *key_sync_delete_tracks = get_playlist_prefs_key(index, pl, KEY_SYNC_DELETE_TRACKS);
            gchar *key_sync_confirm_delete = get_playlist_prefs_key(index, pl, KEY_SYNC_CONFIRM_DELETE);
            gchar *key_sync_show_summary = get_playlist_prefs_key(index, pl, KEY_SYNC_SHOW_SUMMARY);
            gchar *syncdir = NULL;

            if (syncmode == SYNC_PLAYLIST_MODE_MANUAL) {
                syncdir = get_playlist_prefs_string(pl, KEY_MANUAL_SYNCDIR);
            }

            sync_playlist(pl, syncdir, key_sync_confirm_dirs, 0, key_sync_delete_tracks, 0, key_sync_confirm_delete, 0, key_sync_show_summary, 0);

            g_free(key_sync_confirm_dirs);
            g_free(key_sync_delete_tracks);
            g_free(key_sync_confirm_delete);
            g_free(key_sync_show_summary);
            g_free(syncdir);
        }
    }
}
