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authorMax Kellermann <max@duempel.org>2009-02-04 20:31:53 +0100
committerMax Kellermann <max@duempel.org>2009-02-04 20:31:53 +0100
commit15f914a74a92af8f36cfe9bca33b151da0310474 (patch)
treeced42c1238221c238136569a92354618b2b1b47a
parentf3d6d536f684c45e5b4846d53c3c45c13149742a (diff)
downloadmpd-15f914a74a92af8f36cfe9bca33b151da0310474.tar.gz
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mpd-15f914a74a92af8f36cfe9bca33b151da0310474.zip
playlist: moved code to playlist_edit.c
Moved functions for playlist editing (append, delete, shuffle, move) to playlist_edit.c.
-rw-r--r--src/Makefile.am1
-rw-r--r--src/playlist.c369
-rw-r--r--src/playlist_edit.c393
3 files changed, 394 insertions, 369 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index 399e2087d..27b2f2355 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -185,6 +185,7 @@ mpd_SOURCES = \
playlist.c \
playlist_global.c \
playlist_control.c \
+ playlist_edit.c \
playlist_print.c \
playlist_save.c \
playlist_state.c \
diff --git a/src/playlist.c b/src/playlist.c
index 615aabec8..12aac3a34 100644
--- a/src/playlist.c
+++ b/src/playlist.c
@@ -18,35 +18,17 @@
#include "playlist_internal.h"
#include "playlist_save.h"
-#include "queue_print.h"
-#include "locate.h"
#include "player_control.h"
#include "command.h"
-#include "ls.h"
#include "tag.h"
#include "song.h"
#include "conf.h"
-#include "database.h"
-#include "mapper.h"
#include "stored_playlist.h"
-#include "ack.h"
#include "idle.h"
#include <glib.h>
#include <assert.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <errno.h>
-
-static void incrPlaylistVersion(struct playlist *playlist)
-{
- queue_increment_version(&playlist->queue);
-
- idle_add(IDLE_PLAYLIST);
-}
void playlistVersionChange(struct playlist *playlist)
{
@@ -83,25 +65,6 @@ playlist_finish(struct playlist *playlist)
queue_finish(&playlist->queue);
}
-void clearPlaylist(struct playlist *playlist)
-{
- stopPlaylist(playlist);
-
- /* make sure there are no references to allocated songs
- anymore */
- for (unsigned i = 0; i < queue_length(&playlist->queue); i++) {
- const struct song *song = queue_get(&playlist->queue, i);
- if (!song_in_database(song))
- pc_song_deleted(song);
- }
-
- queue_clear(&playlist->queue);
-
- playlist->current = -1;
-
- incrPlaylistVersion(playlist);
-}
-
/**
* Queue a song, addressed by its order number.
*/
@@ -203,231 +166,6 @@ playlist_update_queued_song(struct playlist *playlist, const struct song *prev)
}
}
-#ifndef WIN32
-enum playlist_result
-playlist_append_file(struct playlist *playlist, const char *path, int uid,
- unsigned *added_id)
-{
- int ret;
- struct stat st;
- struct song *song;
-
- if (uid <= 0)
- /* unauthenticated client */
- return PLAYLIST_RESULT_DENIED;
-
- ret = stat(path, &st);
- if (ret < 0)
- return PLAYLIST_RESULT_ERRNO;
-
- if (st.st_uid != (uid_t)uid && (st.st_mode & 0444) != 0444)
- /* client is not owner */
- return PLAYLIST_RESULT_DENIED;
-
- song = song_file_load(path, NULL);
- if (song == NULL)
- return PLAYLIST_RESULT_NO_SUCH_SONG;
-
- return addSongToPlaylist(playlist, song, added_id);
-}
-#endif
-
-static struct song *
-song_by_url(const char *url)
-{
- struct song *song;
-
- song = db_get_song(url);
- if (song != NULL)
- return song;
-
- if (uri_has_scheme(url))
- return song_remote_new(url);
-
- return NULL;
-}
-
-enum playlist_result
-addToPlaylist(struct playlist *playlist, const char *url, unsigned *added_id)
-{
- struct song *song;
-
- g_debug("add to playlist: %s", url);
-
- song = song_by_url(url);
- if (song == NULL)
- return PLAYLIST_RESULT_NO_SUCH_SONG;
-
- return addSongToPlaylist(playlist, song, added_id);
-}
-
-enum playlist_result
-addSongToPlaylist(struct playlist *playlist,
- struct song *song, unsigned *added_id)
-{
- const struct song *queued;
- unsigned id;
-
- if (queue_is_full(&playlist->queue))
- return PLAYLIST_RESULT_TOO_LARGE;
-
- queued = playlist_get_queued_song(playlist);
-
- id = queue_append(&playlist->queue, song);
-
- if (playlist->queue.random) {
- /* shuffle the new song into the list of remaining
- songs to play */
-
- unsigned start;
- if (playlist->queued >= 0)
- start = playlist->queued + 1;
- else
- start = playlist->current + 1;
- if (start < queue_length(&playlist->queue))
- queue_shuffle_order_last(&playlist->queue, start,
- queue_length(&playlist->queue));
- }
-
- incrPlaylistVersion(playlist);
-
- playlist_update_queued_song(playlist, queued);
-
- if (added_id)
- *added_id = id;
-
- return PLAYLIST_RESULT_SUCCESS;
-}
-
-enum playlist_result
-swapSongsInPlaylist(struct playlist *playlist, unsigned song1, unsigned song2)
-{
- const struct song *queued;
-
- if (!queue_valid_position(&playlist->queue, song1) ||
- !queue_valid_position(&playlist->queue, song2))
- return PLAYLIST_RESULT_BAD_RANGE;
-
- queued = playlist_get_queued_song(playlist);
-
- queue_swap(&playlist->queue, song1, song2);
-
- if (playlist->queue.random) {
- /* update the queue order, so that playlist->current
- still points to the current song order */
-
- queue_swap_order(&playlist->queue,
- queue_position_to_order(&playlist->queue,
- song1),
- queue_position_to_order(&playlist->queue,
- song2));
- } else {
- /* correct the "current" song order */
-
- if (playlist->current == (int)song1)
- playlist->current = song2;
- else if (playlist->current == (int)song2)
- playlist->current = song1;
- }
-
- incrPlaylistVersion(playlist);
-
- playlist_update_queued_song(playlist, queued);
-
- return PLAYLIST_RESULT_SUCCESS;
-}
-
-enum playlist_result
-swapSongsInPlaylistById(struct playlist *playlist, unsigned id1, unsigned id2)
-{
- int song1 = queue_id_to_position(&playlist->queue, id1);
- int song2 = queue_id_to_position(&playlist->queue, id2);
-
- if (song1 < 0 || song2 < 0)
- return PLAYLIST_RESULT_NO_SUCH_SONG;
-
- return swapSongsInPlaylist(playlist, song1, song2);
-}
-
-enum playlist_result
-deleteFromPlaylist(struct playlist *playlist, unsigned song)
-{
- const struct song *queued;
- unsigned songOrder;
-
- if (song >= queue_length(&playlist->queue))
- return PLAYLIST_RESULT_BAD_RANGE;
-
- queued = playlist_get_queued_song(playlist);
-
- songOrder = queue_position_to_order(&playlist->queue, song);
-
- if (playlist->playing && playlist->current == (int)songOrder) {
- bool paused = getPlayerState() == PLAYER_STATE_PAUSE;
-
- /* the current song is going to be deleted: stop the player */
-
- playerWait();
- playlist->playing = false;
-
- /* see which song is going to be played instead */
-
- playlist->current = queue_next_order(&playlist->queue,
- playlist->current);
- if (playlist->current == (int)songOrder)
- playlist->current = -1;
-
- if (playlist->current >= 0 && !paused)
- /* play the song after the deleted one */
- playPlaylistOrderNumber(playlist, playlist->current);
- else
- /* no songs left to play, stop playback
- completely */
- stopPlaylist(playlist);
-
- queued = NULL;
- }
-
- /* now do it: remove the song */
-
- if (!song_in_database(queue_get(&playlist->queue, song)))
- pc_song_deleted(queue_get(&playlist->queue, song));
-
- queue_delete(&playlist->queue, song);
-
- incrPlaylistVersion(playlist);
-
- /* update the "current" and "queued" variables */
-
- if (playlist->current > (int)songOrder) {
- playlist->current--;
- }
-
- playlist_update_queued_song(playlist, queued);
-
- return PLAYLIST_RESULT_SUCCESS;
-}
-
-enum playlist_result
-deleteFromPlaylistById(struct playlist *playlist, unsigned id)
-{
- int song = queue_id_to_position(&playlist->queue, id);
- if (song < 0)
- return PLAYLIST_RESULT_NO_SUCH_SONG;
-
- return deleteFromPlaylist(playlist, song);
-}
-
-void
-deleteASongFromPlaylist(struct playlist *playlist, const struct song *song)
-{
- for (int i = queue_length(&playlist->queue) - 1; i >= 0; --i)
- if (song == queue_get(&playlist->queue, i))
- deleteFromPlaylist(playlist, i);
-
- pc_song_deleted(song);
-}
-
void
playPlaylistOrderNumber(struct playlist *playlist, int orderNum)
{
@@ -535,71 +273,6 @@ void setPlaylistRepeatStatus(struct playlist *playlist, bool status)
idle_add(IDLE_OPTIONS);
}
-enum playlist_result
-moveSongInPlaylist(struct playlist *playlist, unsigned from, int to)
-{
- const struct song *queued;
- int currentSong;
-
- if (!queue_valid_position(&playlist->queue, from))
- return PLAYLIST_RESULT_BAD_RANGE;
-
- if ((to >= 0 && to >= (int)queue_length(&playlist->queue)) ||
- (to < 0 && abs(to) > (int)queue_length(&playlist->queue)))
- return PLAYLIST_RESULT_BAD_RANGE;
-
- if ((int)from == to) /* no-op */
- return PLAYLIST_RESULT_SUCCESS;
-
- queued = playlist_get_queued_song(playlist);
-
- /*
- * (to < 0) => move to offset from current song
- * (-playlist.length == to) => move to position BEFORE current song
- */
- currentSong = playlist->current >= 0
- ? (int)queue_order_to_position(&playlist->queue,
- playlist->current)
- : -1;
- if (to < 0 && playlist->current >= 0) {
- if ((unsigned)currentSong == from)
- /* no-op, can't be moved to offset of itself */
- return PLAYLIST_RESULT_SUCCESS;
- to = (currentSong + abs(to)) % queue_length(&playlist->queue);
- }
-
- queue_move(&playlist->queue, from, to);
-
- if (!playlist->queue.random) {
- /* update current/queued */
- if (playlist->current == (int)from)
- playlist->current = to;
- else if (playlist->current > (int)from &&
- playlist->current <= to) {
- playlist->current--;
- } else if (playlist->current >= to &&
- playlist->current < (int)from) {
- playlist->current++;
- }
- }
-
- incrPlaylistVersion(playlist);
-
- playlist_update_queued_song(playlist, queued);
-
- return PLAYLIST_RESULT_SUCCESS;
-}
-
-enum playlist_result
-moveSongInPlaylistById(struct playlist *playlist, unsigned id1, int to)
-{
- int song = queue_id_to_position(&playlist->queue, id1);
- if (song < 0)
- return PLAYLIST_RESULT_NO_SUCH_SONG;
-
- return moveSongInPlaylist(playlist, song, to);
-}
-
static void orderPlaylist(struct playlist *playlist)
{
if (playlist->current >= 0)
@@ -650,48 +323,6 @@ void setPlaylistRandomStatus(struct playlist *playlist, bool status)
idle_add(IDLE_OPTIONS);
}
-void shufflePlaylist(struct playlist *playlist)
-{
- const struct song *queued;
- unsigned i;
-
- if (queue_length(&playlist->queue) <= 1)
- return;
-
- queued = playlist_get_queued_song(playlist);
-
- if (playlist->playing) {
- if (playlist->current >= 0)
- /* put current playing song first */
- queue_swap(&playlist->queue, 0,
- queue_order_to_position(&playlist->queue,
- playlist->current));
-
- if (playlist->queue.random) {
- playlist->current =
- queue_position_to_order(&playlist->queue, 0);
- } else
- playlist->current = 0;
-
- /* start shuffle after the current song */
- i = 1;
- } else {
- /* no playback currently: shuffle everything, and
- reset playlist->current */
-
- i = 0;
- playlist->current = -1;
- }
-
- /* shuffle the rest of the list */
- queue_shuffle_range(&playlist->queue, i,
- queue_length(&playlist->queue));
-
- incrPlaylistVersion(playlist);
-
- playlist_update_queued_song(playlist, queued);
-}
-
int getPlaylistCurrentSong(struct playlist *playlist)
{
if (playlist->current >= 0)
diff --git a/src/playlist_edit.c b/src/playlist_edit.c
new file mode 100644
index 000000000..008ae3147
--- /dev/null
+++ b/src/playlist_edit.c
@@ -0,0 +1,393 @@
+/*
+ * Copyright (C) 2003-2009 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/*
+ * Functions for editing the playlist (adding, removing, reordering
+ * songs in the queue).
+ *
+ */
+
+#include "playlist_internal.h"
+#include "player_control.h"
+#include "database.h"
+#include "ls.h"
+#include "song.h"
+#include "idle.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+static void incrPlaylistVersion(struct playlist *playlist)
+{
+ queue_increment_version(&playlist->queue);
+
+ idle_add(IDLE_PLAYLIST);
+}
+
+void clearPlaylist(struct playlist *playlist)
+{
+ stopPlaylist(playlist);
+
+ /* make sure there are no references to allocated songs
+ anymore */
+ for (unsigned i = 0; i < queue_length(&playlist->queue); i++) {
+ const struct song *song = queue_get(&playlist->queue, i);
+ if (!song_in_database(song))
+ pc_song_deleted(song);
+ }
+
+ queue_clear(&playlist->queue);
+
+ playlist->current = -1;
+
+ incrPlaylistVersion(playlist);
+}
+
+#ifndef WIN32
+enum playlist_result
+playlist_append_file(struct playlist *playlist, const char *path, int uid,
+ unsigned *added_id)
+{
+ int ret;
+ struct stat st;
+ struct song *song;
+
+ if (uid <= 0)
+ /* unauthenticated client */
+ return PLAYLIST_RESULT_DENIED;
+
+ ret = stat(path, &st);
+ if (ret < 0)
+ return PLAYLIST_RESULT_ERRNO;
+
+ if (st.st_uid != (uid_t)uid && (st.st_mode & 0444) != 0444)
+ /* client is not owner */
+ return PLAYLIST_RESULT_DENIED;
+
+ song = song_file_load(path, NULL);
+ if (song == NULL)
+ return PLAYLIST_RESULT_NO_SUCH_SONG;
+
+ return addSongToPlaylist(playlist, song, added_id);
+}
+#endif
+
+static struct song *
+song_by_url(const char *url)
+{
+ struct song *song;
+
+ song = db_get_song(url);
+ if (song != NULL)
+ return song;
+
+ if (uri_has_scheme(url))
+ return song_remote_new(url);
+
+ return NULL;
+}
+
+enum playlist_result
+addToPlaylist(struct playlist *playlist, const char *url, unsigned *added_id)
+{
+ struct song *song;
+
+ g_debug("add to playlist: %s", url);
+
+ song = song_by_url(url);
+ if (song == NULL)
+ return PLAYLIST_RESULT_NO_SUCH_SONG;
+
+ return addSongToPlaylist(playlist, song, added_id);
+}
+
+enum playlist_result
+addSongToPlaylist(struct playlist *playlist,
+ struct song *song, unsigned *added_id)
+{
+ const struct song *queued;
+ unsigned id;
+
+ if (queue_is_full(&playlist->queue))
+ return PLAYLIST_RESULT_TOO_LARGE;
+
+ queued = playlist_get_queued_song(playlist);
+
+ id = queue_append(&playlist->queue, song);
+
+ if (playlist->queue.random) {
+ /* shuffle the new song into the list of remaining
+ songs to play */
+
+ unsigned start;
+ if (playlist->queued >= 0)
+ start = playlist->queued + 1;
+ else
+ start = playlist->current + 1;
+ if (start < queue_length(&playlist->queue))
+ queue_shuffle_order_last(&playlist->queue, start,
+ queue_length(&playlist->queue));
+ }
+
+ incrPlaylistVersion(playlist);
+
+ playlist_update_queued_song(playlist, queued);
+
+ if (added_id)
+ *added_id = id;
+
+ return PLAYLIST_RESULT_SUCCESS;
+}
+
+enum playlist_result
+swapSongsInPlaylist(struct playlist *playlist, unsigned song1, unsigned song2)
+{
+ const struct song *queued;
+
+ if (!queue_valid_position(&playlist->queue, song1) ||
+ !queue_valid_position(&playlist->queue, song2))
+ return PLAYLIST_RESULT_BAD_RANGE;
+
+ queued = playlist_get_queued_song(playlist);
+
+ queue_swap(&playlist->queue, song1, song2);
+
+ if (playlist->queue.random) {
+ /* update the queue order, so that playlist->current
+ still points to the current song order */
+
+ queue_swap_order(&playlist->queue,
+ queue_position_to_order(&playlist->queue,
+ song1),
+ queue_position_to_order(&playlist->queue,
+ song2));
+ } else {
+ /* correct the "current" song order */
+
+ if (playlist->current == (int)song1)
+ playlist->current = song2;
+ else if (playlist->current == (int)song2)
+ playlist->current = song1;
+ }
+
+ incrPlaylistVersion(playlist);
+
+ playlist_update_queued_song(playlist, queued);
+
+ return PLAYLIST_RESULT_SUCCESS;
+}
+
+enum playlist_result
+swapSongsInPlaylistById(struct playlist *playlist, unsigned id1, unsigned id2)
+{
+ int song1 = queue_id_to_position(&playlist->queue, id1);
+ int song2 = queue_id_to_position(&playlist->queue, id2);
+
+ if (song1 < 0 || song2 < 0)
+ return PLAYLIST_RESULT_NO_SUCH_SONG;
+
+ return swapSongsInPlaylist(playlist, song1, song2);
+}
+
+enum playlist_result
+deleteFromPlaylist(struct playlist *playlist, unsigned song)
+{
+ const struct song *queued;
+ unsigned songOrder;
+
+ if (song >= queue_length(&playlist->queue))
+ return PLAYLIST_RESULT_BAD_RANGE;
+
+ queued = playlist_get_queued_song(playlist);
+
+ songOrder = queue_position_to_order(&playlist->queue, song);
+
+ if (playlist->playing && playlist->current == (int)songOrder) {
+ bool paused = getPlayerState() == PLAYER_STATE_PAUSE;
+
+ /* the current song is going to be deleted: stop the player */
+
+ playerWait();
+ playlist->playing = false;
+
+ /* see which song is going to be played instead */
+
+ playlist->current = queue_next_order(&playlist->queue,
+ playlist->current);
+ if (playlist->current == (int)songOrder)
+ playlist->current = -1;
+
+ if (playlist->current >= 0 && !paused)
+ /* play the song after the deleted one */
+ playPlaylistOrderNumber(playlist, playlist->current);
+ else
+ /* no songs left to play, stop playback
+ completely */
+ stopPlaylist(playlist);
+
+ queued = NULL;
+ }
+
+ /* now do it: remove the song */
+
+ if (!song_in_database(queue_get(&playlist->queue, song)))
+ pc_song_deleted(queue_get(&playlist->queue, song));
+
+ queue_delete(&playlist->queue, song);
+
+ incrPlaylistVersion(playlist);
+
+ /* update the "current" and "queued" variables */
+
+ if (playlist->current > (int)songOrder) {
+ playlist->current--;
+ }
+
+ playlist_update_queued_song(playlist, queued);
+
+ return PLAYLIST_RESULT_SUCCESS;
+}
+
+enum playlist_result
+deleteFromPlaylistById(struct playlist *playlist, unsigned id)
+{
+ int song = queue_id_to_position(&playlist->queue, id);
+ if (song < 0)
+ return PLAYLIST_RESULT_NO_SUCH_SONG;
+
+ return deleteFromPlaylist(playlist, song);
+}
+
+void
+deleteASongFromPlaylist(struct playlist *playlist, const struct song *song)
+{
+ for (int i = queue_length(&playlist->queue) - 1; i >= 0; --i)
+ if (song == queue_get(&playlist->queue, i))
+ deleteFromPlaylist(playlist, i);
+
+ pc_song_deleted(song);
+}
+
+enum playlist_result
+moveSongInPlaylist(struct playlist *playlist, unsigned from, int to)
+{
+ const struct song *queued;
+ int currentSong;
+
+ if (!queue_valid_position(&playlist->queue, from))
+ return PLAYLIST_RESULT_BAD_RANGE;
+
+ if ((to >= 0 && to >= (int)queue_length(&playlist->queue)) ||
+ (to < 0 && abs(to) > (int)queue_length(&playlist->queue)))
+ return PLAYLIST_RESULT_BAD_RANGE;
+
+ if ((int)from == to) /* no-op */
+ return PLAYLIST_RESULT_SUCCESS;
+
+ queued = playlist_get_queued_song(playlist);
+
+ /*
+ * (to < 0) => move to offset from current song
+ * (-playlist.length == to) => move to position BEFORE current song
+ */
+ currentSong = playlist->current >= 0
+ ? (int)queue_order_to_position(&playlist->queue,
+ playlist->current)
+ : -1;
+ if (to < 0 && playlist->current >= 0) {
+ if ((unsigned)currentSong == from)
+ /* no-op, can't be moved to offset of itself */
+ return PLAYLIST_RESULT_SUCCESS;
+ to = (currentSong + abs(to)) % queue_length(&playlist->queue);
+ }
+
+ queue_move(&playlist->queue, from, to);
+
+ if (!playlist->queue.random) {
+ /* update current/queued */
+ if (playlist->current == (int)from)
+ playlist->current = to;
+ else if (playlist->current > (int)from &&
+ playlist->current <= to) {
+ playlist->current--;
+ } else if (playlist->current >= to &&
+ playlist->current < (int)from) {
+ playlist->current++;
+ }
+ }
+
+ incrPlaylistVersion(playlist);
+
+ playlist_update_queued_song(playlist, queued);
+
+ return PLAYLIST_RESULT_SUCCESS;
+}
+
+enum playlist_result
+moveSongInPlaylistById(struct playlist *playlist, unsigned id1, int to)
+{
+ int song = queue_id_to_position(&playlist->queue, id1);
+ if (song < 0)
+ return PLAYLIST_RESULT_NO_SUCH_SONG;
+
+ return moveSongInPlaylist(playlist, song, to);
+}
+
+void shufflePlaylist(struct playlist *playlist)
+{
+ const struct song *queued;
+ unsigned i;
+
+ if (queue_length(&playlist->queue) <= 1)
+ return;
+
+ queued = playlist_get_queued_song(playlist);
+
+ if (playlist->playing) {
+ if (playlist->current >= 0)
+ /* put current playing song first */
+ queue_swap(&playlist->queue, 0,
+ queue_order_to_position(&playlist->queue,
+ playlist->current));
+
+ if (playlist->queue.random) {
+ playlist->current =
+ queue_position_to_order(&playlist->queue, 0);
+ } else
+ playlist->current = 0;
+
+ /* start shuffle after the current song */
+ i = 1;
+ } else {
+ /* no playback currently: shuffle everything, and
+ reset playlist->current */
+
+ i = 0;
+ playlist->current = -1;
+ }
+
+ /* shuffle the rest of the list */
+ queue_shuffle_range(&playlist->queue, i,
+ queue_length(&playlist->queue));
+
+ incrPlaylistVersion(playlist);
+
+ playlist_update_queued_song(playlist, queued);
+}