1 /*
2 * $Id$
3 *
4 * (c) 2004 by Kalle Wallin <kaw@linux.se>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 */
21 #include "mpdclient.h"
22 #include "screen_utils.h"
23 #include "config.h"
24 #include "ncmpc.h"
25 #include "support.h"
26 #include "options.h"
27 #include "strfsong.h"
29 #include <stdlib.h>
30 #include <unistd.h>
31 #include <time.h>
32 #include <string.h>
34 #undef ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_ADD /* broken with song id's */
35 #define ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_DELETE
36 #define ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_MOVE
37 #define ENABLE_SONG_ID
38 #define ENABLE_PLCHANGES
40 #define BUFSIZE 1024
42 #define MPD_ERROR(c) (c==NULL || c->connection==NULL || c->connection->error)
44 /* from utils.c */
45 extern GList *string_list_free(GList *string_list);
48 /* filelist sorting functions */
49 static gint
50 compare_filelistentry_dir(gconstpointer filelist_entry1,
51 gconstpointer filelist_entry2)
52 {
53 const mpd_InfoEntity *e1, *e2;
54 char *key1, *key2;
55 int n = 0;
57 e1 = ((const filelist_entry_t *)filelist_entry1)->entity;
58 e2 = ((const filelist_entry_t *)filelist_entry2)->entity;
60 if (e1 && e2 &&
61 e1->type == MPD_INFO_ENTITY_TYPE_DIRECTORY &&
62 e2->type == MPD_INFO_ENTITY_TYPE_DIRECTORY) {
63 key1 = g_utf8_collate_key(e1->info.directory->path,-1);
64 key2 = g_utf8_collate_key(e2->info.directory->path,-1);
65 n = strcmp(key1,key2);
66 g_free(key1);
67 g_free(key2);
68 }
70 return n;
71 }
73 /* sort by list-format */
74 gint
75 compare_filelistentry_format(gconstpointer filelist_entry1,
76 gconstpointer filelist_entry2)
77 {
78 const mpd_InfoEntity *e1, *e2;
79 char key1[BUFSIZE], key2[BUFSIZE];
80 int n = 0;
82 e1 = ((const filelist_entry_t *)filelist_entry1)->entity;
83 e2 = ((const filelist_entry_t *)filelist_entry2)->entity;
85 if (e1 && e2 &&
86 e1->type == MPD_INFO_ENTITY_TYPE_SONG &&
87 e2->type == MPD_INFO_ENTITY_TYPE_SONG) {
88 strfsong(key1, BUFSIZE, LIST_FORMAT, e1->info.song);
89 strfsong(key2, BUFSIZE, LIST_FORMAT, e2->info.song);
90 n = strcmp(key1,key2);
91 }
93 return n;
94 }
97 /* Error callbacks */
98 static gint
99 error_cb(mpdclient_t *c, gint error, gchar *msg)
100 {
101 GList *list = c->error_callbacks;
103 if( list==NULL )
104 fprintf(stderr, "error [%d]: %s\n", (error & 0xFF), msg);
106 while(list)
107 {
108 mpdc_error_cb_t cb = list->data;
109 if( cb )
110 cb(c, error, msg);
111 list=list->next;
112 }
113 mpd_clearError(c->connection);
114 return error;
115 }
117 #ifndef NDEBUG
118 // Unused ath the moment
119 /*
120 #include "strfsong.h"
122 static gchar *
123 get_song_name(mpd_Song *song)
124 {
125 static gchar name[256];
127 strfsong(name, 256, "[%artist% - ]%title%|%file%", song);
128 return name;
129 }
130 */
131 #endif
133 /****************************************************************************/
134 /*** mpdclient functions ****************************************************/
135 /****************************************************************************/
137 gint
138 mpdclient_finish_command(mpdclient_t *c)
139 {
140 mpd_finishCommand(c->connection);
142 if( c->connection->error )
143 {
144 gchar *msg = locale_to_utf8(c->connection->errorStr);
145 gint error = c->connection->error;
146 if( error == MPD_ERROR_ACK )
147 error = error | (c->connection->errorCode << 8);
148 if( c->connection->errorCode == MPD_ACK_ERROR_PERMISSION )
149 {
150 if(screen_auth(c) == 0) return 0;
151 }
152 error_cb(c, error, msg);
153 g_free(msg);
154 return error;
155 }
157 return 0;
158 }
160 mpdclient_t *
161 mpdclient_new(void)
162 {
163 mpdclient_t *c;
165 c = g_malloc0(sizeof(mpdclient_t));
167 return c;
168 }
170 mpdclient_t *
171 mpdclient_free(mpdclient_t *c)
172 {
173 mpdclient_disconnect(c);
174 g_list_free(c->error_callbacks);
175 g_list_free(c->playlist_callbacks);
176 g_list_free(c->browse_callbacks);
177 g_free(c);
179 return NULL;
180 }
182 gint
183 mpdclient_disconnect(mpdclient_t *c)
184 {
185 if( c->connection )
186 mpd_closeConnection(c->connection);
187 c->connection = NULL;
189 if( c->status )
190 mpd_freeStatus(c->status);
191 c->status = NULL;
193 if( c->playlist.list )
194 mpdclient_playlist_free(&c->playlist);
196 if( c->song )
197 c->song = NULL;
199 return 0;
200 }
202 gint
203 mpdclient_connect(mpdclient_t *c,
204 gchar *host,
205 gint port,
206 gfloat _timeout,
207 gchar *password)
208 {
209 gint retval = 0;
211 /* close any open connection */
212 if( c->connection )
213 mpdclient_disconnect(c);
215 /* connect to MPD */
216 c->connection = mpd_newConnection(host, port, _timeout);
217 if( c->connection->error )
218 return error_cb(c, c->connection->error,
219 c->connection->errorStr);
221 /* send password */
222 if( password ) {
223 mpd_sendPasswordCommand(c->connection, password);
224 retval = mpdclient_finish_command(c);
225 }
226 c->need_update = TRUE;
228 return retval;
229 }
231 gint
232 mpdclient_update(mpdclient_t *c)
233 {
234 gint retval = 0;
236 if( MPD_ERROR(c) )
237 return -1;
239 /* free the old status */
240 if( c->status )
241 mpd_freeStatus(c->status);
243 /* retreive new status */
244 mpd_sendStatusCommand(c->connection);
245 c->status = mpd_getStatus(c->connection);
246 if( (retval=mpdclient_finish_command(c)) )
247 return retval;
248 #ifndef NDEBUG
249 if( c->status->error )
250 D("status> %s\n", c->status->error);
251 #endif
253 /* check if the playlist needs an update */
254 if( c->playlist.id != c->status->playlist )
255 {
256 if( c->playlist.list )
257 retval = mpdclient_playlist_update_changes(c);
258 else
259 retval = mpdclient_playlist_update(c);
260 }
262 /* update the current song */
263 if( !c->song || c->status->songid != c->song->id )
264 {
265 c->song = playlist_get_song(c, c->status->song);
266 }
268 c->need_update = FALSE;
270 return retval;
271 }
274 /****************************************************************************/
275 /*** MPD Commands **********************************************************/
276 /****************************************************************************/
278 gint
279 mpdclient_cmd_play(mpdclient_t *c, gint idx)
280 {
281 #ifdef ENABLE_SONG_ID
282 mpd_Song *song = playlist_get_song(c, idx);
284 D("Play id:%d\n", song ? song->id : -1);
285 if (song)
286 mpd_sendPlayIdCommand(c->connection, song->id);
287 else
288 mpd_sendPlayIdCommand(c->connection, MPD_PLAY_AT_BEGINNING);
289 #else
290 mpd_sendPlayCommand(c->connection, idx);
291 #endif
292 c->need_update = TRUE;
293 return mpdclient_finish_command(c);
294 }
296 gint
297 mpdclient_cmd_pause(mpdclient_t *c, gint value)
298 {
299 mpd_sendPauseCommand(c->connection, value);
300 return mpdclient_finish_command(c);
301 }
303 gint
304 mpdclient_cmd_stop(mpdclient_t *c)
305 {
306 mpd_sendStopCommand(c->connection);
307 return mpdclient_finish_command(c);
308 }
310 gint
311 mpdclient_cmd_next(mpdclient_t *c)
312 {
313 mpd_sendNextCommand(c->connection);
314 c->need_update = TRUE;
315 return mpdclient_finish_command(c);
316 }
318 gint
319 mpdclient_cmd_prev(mpdclient_t *c)
320 {
321 mpd_sendPrevCommand(c->connection);
322 c->need_update = TRUE;
323 return mpdclient_finish_command(c);
324 }
326 gint
327 mpdclient_cmd_seek(mpdclient_t *c, gint id, gint pos)
328 {
329 D("Seek id:%d\n", id);
330 mpd_sendSeekIdCommand(c->connection, id, pos);
331 return mpdclient_finish_command(c);
332 }
334 gint
335 mpdclient_cmd_shuffle(mpdclient_t *c)
336 {
337 mpd_sendShuffleCommand(c->connection);
338 c->need_update = TRUE;
339 return mpdclient_finish_command(c);
340 }
342 gint
343 mpdclient_cmd_clear(mpdclient_t *c)
344 {
345 gint retval = 0;
347 mpd_sendClearCommand(c->connection);
348 retval = mpdclient_finish_command(c);
349 /* call playlist updated callback */
350 mpdclient_playlist_callback(c, PLAYLIST_EVENT_CLEAR, NULL);
351 c->need_update = TRUE;
352 return retval;
353 }
355 gint
356 mpdclient_cmd_repeat(mpdclient_t *c, gint value)
357 {
358 mpd_sendRepeatCommand(c->connection, value);
359 return mpdclient_finish_command(c);
360 }
362 gint
363 mpdclient_cmd_random(mpdclient_t *c, gint value)
364 {
365 mpd_sendRandomCommand(c->connection, value);
366 return mpdclient_finish_command(c);
367 }
369 gint
370 mpdclient_cmd_crossfade(mpdclient_t *c, gint value)
371 {
372 mpd_sendCrossfadeCommand(c->connection, value);
373 return mpdclient_finish_command(c);
374 }
376 gint
377 mpdclient_cmd_db_update_utf8(mpdclient_t *c, gchar *path)
378 {
379 mpd_sendUpdateCommand(c->connection, path ? path : "");
380 return mpdclient_finish_command(c);
381 }
383 gint
384 mpdclient_cmd_volume(mpdclient_t *c, gint value)
385 {
386 mpd_sendSetvolCommand(c->connection, value);
387 return mpdclient_finish_command(c);
388 }
390 gint
391 mpdclient_cmd_add_path_utf8(mpdclient_t *c, gchar *path_utf8)
392 {
393 mpd_sendAddCommand(c->connection, path_utf8);
394 return mpdclient_finish_command(c);
395 }
397 gint
398 mpdclient_cmd_add_path(mpdclient_t *c, gchar *path)
399 {
400 gint retval;
401 gchar *path_utf8 = locale_to_utf8(path);
403 retval=mpdclient_cmd_add_path_utf8(c, path_utf8);
404 g_free(path_utf8);
405 return retval;
406 }
408 gint
409 mpdclient_cmd_add(mpdclient_t *c, mpd_Song *song)
410 {
411 gint retval = 0;
413 if( !song || !song->file )
414 return -1;
416 /* send the add command to mpd */
417 mpd_sendAddCommand(c->connection, song->file);
418 if( (retval=mpdclient_finish_command(c)) )
419 return retval;
421 #ifdef ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_ADD
422 /* add the song to playlist */
423 c->playlist.list = g_list_append(c->playlist.list, mpd_songDup(song));
424 c->playlist.length++;
426 /* increment the playlist id, so we dont retrives a new playlist */
427 c->playlist.id++;
429 /* call playlist updated callback */
430 mpdclient_playlist_callback(c, PLAYLIST_EVENT_ADD, (gpointer) song);
431 #else
432 c->need_update = TRUE;
433 #endif
435 return 0;
436 }
438 gint
439 mpdclient_cmd_delete(mpdclient_t *c, gint idx)
440 {
441 gint retval = 0;
442 mpd_Song *song = playlist_get_song(c, idx);
444 if( !song )
445 return -1;
447 /* send the delete command to mpd */
448 #ifdef ENABLE_SONG_ID
449 D("Delete id:%d\n", song->id);
450 mpd_sendDeleteIdCommand(c->connection, song->id);
451 #else
452 mpd_sendDeleteCommand(c->connection, idx);
453 #endif
454 if( (retval=mpdclient_finish_command(c)) )
455 return retval;
457 #ifdef ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_DELETE
458 /* increment the playlist id, so we dont retrive a new playlist */
459 c->playlist.id++;
461 /* remove the song from the playlist */
462 c->playlist.list = g_list_remove(c->playlist.list, (gpointer) song);
463 c->playlist.length = g_list_length(c->playlist.list);
465 /* call playlist updated callback */
466 mpdclient_playlist_callback(c, PLAYLIST_EVENT_DELETE, (gpointer) song);
468 /* remove references to the song */
469 if (c->song == song) {
470 c->song = NULL;
471 c->need_update = TRUE;
472 }
474 /* free song */
475 mpd_freeSong(song);
477 #else
478 c->need_update = TRUE;
479 #endif
481 return 0;
482 }
484 gint
485 mpdclient_cmd_move(mpdclient_t *c, gint old_index, gint new_index)
486 {
487 gint n, index1, index2;
488 GList *item1, *item2;
489 gpointer data1, data2;
490 mpd_Song *song1, *song2;
492 if (old_index == new_index || new_index < 0 ||
493 (guint)new_index >= c->playlist.length)
494 return -1;
496 song1 = playlist_get_song(c, old_index);
497 song2 = playlist_get_song(c, new_index);
499 /* send the move command to mpd */
500 #ifdef ENABLE_SONG_ID
501 D("Swapping id:%d with id:%d\n", song1->id, song2->id);
502 mpd_sendSwapIdCommand(c->connection, song1->id, song2->id);
503 #else
504 D("Moving index %d to id:%d\n", old_index, new_index);
505 mpd_sendMoveCommand(c->connection, old_index, new_index);
506 #endif
507 if( (n=mpdclient_finish_command(c)) )
508 return n;
510 #ifdef ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_MOVE
511 /* update the songs position field */
512 n = song1->pos;
513 song1->pos = song2->pos;
514 song2->pos = n;
515 index1 = MIN(old_index, new_index);
516 index2 = MAX(old_index, new_index);
517 /* retreive the list items */
518 item1 = g_list_nth(c->playlist.list, index1);
519 item2 = g_list_nth(c->playlist.list, index2);
520 /* retrieve the songs */
521 data1 = item1->data;
522 data2 = item2->data;
524 /* move the second item */
525 c->playlist.list = g_list_remove(c->playlist.list, data2);
526 c->playlist.list = g_list_insert_before(c->playlist.list, item1, data2);
528 /* move the first item */
529 if (index2-index1 > 1) {
530 item2 = g_list_nth(c->playlist.list, index2);
531 c->playlist.list = g_list_remove(c->playlist.list, data1);
532 c->playlist.list = g_list_insert_before(c->playlist.list,
533 item2, data1);
534 }
536 /* increment the playlist id, so we dont retrives a new playlist */
537 c->playlist.id++;
539 #else
540 c->need_update = TRUE;
541 #endif
543 /* call playlist updated callback */
544 D("move> new_index=%d, old_index=%d\n", new_index, old_index);
545 mpdclient_playlist_callback(c, PLAYLIST_EVENT_MOVE, (gpointer) &new_index);
547 return 0;
548 }
550 gint
551 mpdclient_cmd_save_playlist_utf8(mpdclient_t *c, gchar *filename_utf8)
552 {
553 gint retval = 0;
555 mpd_sendSaveCommand(c->connection, filename_utf8);
556 if( (retval=mpdclient_finish_command(c)) == 0 )
557 mpdclient_browse_callback(c, BROWSE_PLAYLIST_SAVED, NULL);
558 return retval;
559 }
561 gint
562 mpdclient_cmd_save_playlist(mpdclient_t *c, gchar *filename)
563 {
564 gint retval = 0;
565 gchar *filename_utf8 = locale_to_utf8(filename);
567 retval = mpdclient_cmd_save_playlist_utf8(c, filename);
568 g_free(filename_utf8);
569 return retval;
570 }
572 gint
573 mpdclient_cmd_load_playlist_utf8(mpdclient_t *c, gchar *filename_utf8)
574 {
575 mpd_sendLoadCommand(c->connection, filename_utf8);
576 c->need_update = TRUE;
577 return mpdclient_finish_command(c);
578 }
580 gint
581 mpdclient_cmd_delete_playlist_utf8(mpdclient_t *c, gchar *filename_utf8)
582 {
583 gint retval = 0;
585 mpd_sendRmCommand(c->connection, filename_utf8);
586 if( (retval=mpdclient_finish_command(c)) == 0 )
587 mpdclient_browse_callback(c, BROWSE_PLAYLIST_DELETED, NULL);
588 return retval;
589 }
591 gint
592 mpdclient_cmd_delete_playlist(mpdclient_t *c, gchar *filename)
593 {
594 gint retval = 0;
595 gchar *filename_utf8 = locale_to_utf8(filename);
597 retval = mpdclient_cmd_delete_playlist_utf8(c, filename_utf8);
598 g_free(filename_utf8);
599 return retval;
600 }
603 /****************************************************************************/
604 /*** Callback managment functions *******************************************/
605 /****************************************************************************/
606 static void
607 do_list_callbacks(mpdclient_t *c, GList *list, gint event, gpointer data)
608 {
609 while(list)
610 {
611 mpdc_list_cb_t fn = list->data;
613 fn(c, event, data);
614 list=list->next;
615 }
616 }
618 void
619 mpdclient_playlist_callback(mpdclient_t *c, int event, gpointer data)
620 {
621 do_list_callbacks(c, c->playlist_callbacks, event, data);
622 }
624 void
625 mpdclient_install_playlist_callback(mpdclient_t *c,mpdc_list_cb_t cb)
626 {
627 c->playlist_callbacks = g_list_append(c->playlist_callbacks, cb);
628 }
630 void
631 mpdclient_remove_playlist_callback(mpdclient_t *c, mpdc_list_cb_t cb)
632 {
633 c->playlist_callbacks = g_list_remove(c->playlist_callbacks, cb);
634 }
636 void
637 mpdclient_browse_callback(mpdclient_t *c, int event, gpointer data)
638 {
639 do_list_callbacks(c, c->browse_callbacks, event, data);
640 }
643 void
644 mpdclient_install_browse_callback(mpdclient_t *c,mpdc_list_cb_t cb)
645 {
646 c->browse_callbacks = g_list_append(c->browse_callbacks, cb);
647 }
649 void
650 mpdclient_remove_browse_callback(mpdclient_t *c, mpdc_list_cb_t cb)
651 {
652 c->browse_callbacks = g_list_remove(c->browse_callbacks, cb);
653 }
655 void
656 mpdclient_install_error_callback(mpdclient_t *c, mpdc_error_cb_t cb)
657 {
658 c->error_callbacks = g_list_append(c->error_callbacks, cb);
659 }
661 void
662 mpdclient_remove_error_callback(mpdclient_t *c, mpdc_error_cb_t cb)
663 {
664 c->error_callbacks = g_list_remove(c->error_callbacks, cb);
665 }
667 /****************************************************************************/
668 /*** Playlist managment functions *******************************************/
669 /****************************************************************************/
671 gint
672 mpdclient_playlist_free(mpdclient_playlist_t *playlist)
673 {
674 GList *list = g_list_first(playlist->list);
676 while(list)
677 {
678 mpd_Song *song = (mpd_Song *) list->data;
679 mpd_freeSong(song);
680 list=list->next;
681 }
682 g_list_free(playlist->list);
683 memset(playlist, 0, sizeof(mpdclient_playlist_t));
684 return 0;
685 }
687 /* update playlist */
688 gint
689 mpdclient_playlist_update(mpdclient_t *c)
690 {
691 mpd_InfoEntity *entity;
693 D("mpdclient_playlist_update() [%lld]\n", c->status->playlist);
695 if (MPD_ERROR(c))
696 return -1;
698 if (c->playlist.list)
699 mpdclient_playlist_free(&c->playlist);
701 mpd_sendPlaylistInfoCommand(c->connection,-1);
702 while ((entity = mpd_getNextInfoEntity(c->connection))) {
703 if (entity->type == MPD_INFO_ENTITY_TYPE_SONG) {
704 mpd_Song *song = mpd_songDup(entity->info.song);
706 c->playlist.list = g_list_append(c->playlist.list,
707 (gpointer)song);
708 c->playlist.length++;
709 }
710 mpd_freeInfoEntity(entity);
711 }
713 c->playlist.id = c->status->playlist;
714 c->song = NULL;
715 c->playlist.updated = TRUE;
717 /* call playlist updated callbacks */
718 mpdclient_playlist_callback(c, PLAYLIST_EVENT_UPDATED, NULL);
720 return mpdclient_finish_command(c);
721 }
723 #ifdef ENABLE_PLCHANGES
725 /* update playlist (plchanges) */
726 gint
727 mpdclient_playlist_update_changes(mpdclient_t *c)
728 {
729 mpd_InfoEntity *entity;
731 D("mpdclient_playlist_update_changes() [%lld -> %lld]\n",
732 c->status->playlist, c->playlist.id);
734 if (MPD_ERROR(c))
735 return -1;
737 mpd_sendPlChangesCommand(c->connection, c->playlist.id);
739 while ((entity = mpd_getNextInfoEntity(c->connection)) != NULL) {
740 mpd_Song *song = entity->info.song;
742 if (song->pos >= 0 && (guint)song->pos < c->playlist.length) {
743 GList *item = g_list_nth(c->playlist.list, song->pos);
745 /* update song */
746 D("updating pos:%d, id=%d [%p] - %s\n",
747 song->pos, song->id, item, song->file);
748 mpd_freeSong((mpd_Song *) item->data);
749 item->data = mpd_songDup(song);
750 } else {
751 /* add a new song */
752 D("adding song at pos %d\n", song->pos);
753 c->playlist.list = g_list_append(c->playlist.list,
754 (gpointer)mpd_songDup(song));
755 }
757 mpd_freeInfoEntity(entity);
758 }
760 /* remove trailing songs */
761 while ((guint)c->status->playlistLength < c->playlist.length) {
762 GList *item = g_list_last(c->playlist.list);
764 /* Remove the last playlist entry */
765 D("removing song at pos %d\n", ((mpd_Song *) item->data)->pos);
766 mpd_freeSong((mpd_Song *) item->data);
767 c->playlist.list = g_list_delete_link(c->playlist.list, item);
768 c->playlist.length = g_list_length(c->playlist.list);
769 }
771 c->song = NULL;
772 c->playlist.id = c->status->playlist;
773 c->playlist.updated = TRUE;
774 c->playlist.length = g_list_length(c->playlist.list);
776 mpdclient_playlist_callback(c, PLAYLIST_EVENT_UPDATED, NULL);
778 return 0;
779 }
781 #else
782 gint
783 mpdclient_playlist_update_changes(mpdclient_t *c)
784 {
785 return mpdclient_playlist_update(c);
786 }
787 #endif
789 mpd_Song *
790 playlist_get_song(mpdclient_t *c, gint idx)
791 {
792 return (mpd_Song *) g_list_nth_data(c->playlist.list, idx);
793 }
795 GList *
796 playlist_lookup(mpdclient_t *c, int id)
797 {
798 GList *list = g_list_first(c->playlist.list);
800 while (list) {
801 mpd_Song *song = (mpd_Song *) list->data;
802 if( song->id == id )
803 return list;
804 list=list->next;
805 }
807 return NULL;
808 }
810 mpd_Song *
811 playlist_lookup_song(mpdclient_t *c, gint id)
812 {
813 GList *list = c->playlist.list;
815 while (list) {
816 mpd_Song *song = (mpd_Song *) list->data;
817 if (song->id == id)
818 return song;
819 list=list->next;
820 }
822 return NULL;
823 }
825 gint
826 playlist_get_index(mpdclient_t *c, mpd_Song *song)
827 {
828 return g_list_index(c->playlist.list, song);
829 }
831 gint
832 playlist_get_index_from_id(mpdclient_t *c, gint id)
833 {
834 return g_list_index(c->playlist.list, playlist_lookup_song(c, id));
835 }
837 gint
838 playlist_get_index_from_file(mpdclient_t *c, gchar *filename)
839 {
840 GList *list = c->playlist.list;
841 gint i=0;
843 while( list )
844 {
845 mpd_Song *song = (mpd_Song *) list->data;
846 if( strcmp(song->file, filename ) == 0 )
847 return i;
848 list=list->next;
849 i++;
850 }
851 return -1;
852 }
855 /****************************************************************************/
856 /*** Filelist functions *****************************************************/
857 /****************************************************************************/
859 mpdclient_filelist_t *
860 mpdclient_filelist_free(mpdclient_filelist_t *filelist)
861 {
862 GList *list = g_list_first(filelist->list);
864 D("mpdclient_filelist_free()\n");
865 if( list == NULL )
866 return NULL;
867 while( list!=NULL )
868 {
869 filelist_entry_t *entry = list->data;
871 if( entry->entity )
872 mpd_freeInfoEntity(entry->entity);
873 g_free(entry);
874 list=list->next;
875 }
876 g_list_free(filelist->list);
877 g_free(filelist->path);
878 filelist->path = NULL;
879 filelist->list = NULL;
880 filelist->length = 0;
881 g_free(filelist);
883 return NULL;
884 }
887 mpdclient_filelist_t *
888 mpdclient_filelist_get(mpdclient_t *c, const gchar *path)
889 {
890 mpdclient_filelist_t *filelist;
891 mpd_InfoEntity *entity;
892 gchar *path_utf8 = locale_to_utf8(path);
893 gboolean has_dirs_only = TRUE;
895 D("mpdclient_filelist_get(%s)\n", path);
896 mpd_sendLsInfoCommand(c->connection, path_utf8);
897 filelist = g_malloc0(sizeof(mpdclient_filelist_t));
898 if( path && path[0] && strcmp(path, "/") )
899 {
900 /* add a dummy entry for ./.. */
901 filelist_entry_t *entry = g_malloc0(sizeof(filelist_entry_t));
902 entry->entity = NULL;
903 filelist->list = g_list_append(filelist->list, (gpointer) entry);
904 filelist->length++;
905 }
907 while( (entity=mpd_getNextInfoEntity(c->connection)) )
908 {
909 filelist_entry_t *entry = g_malloc0(sizeof(filelist_entry_t));
911 entry->entity = entity;
912 filelist->list = g_list_append(filelist->list, (gpointer) entry);
913 filelist->length++;
915 if (has_dirs_only && entity->type != MPD_INFO_ENTITY_TYPE_DIRECTORY)
916 {
917 has_dirs_only = FALSE;
918 }
919 }
921 /* If there's an error, ignore it. We'll return an empty filelist. */
922 mpdclient_finish_command(c);
924 g_free(path_utf8);
925 filelist->path = g_strdup(path);
926 filelist->updated = TRUE;
928 // If there are only directory entities in the filelist, we sort it
929 if (has_dirs_only)
930 {
931 D("mpdclient_filelist_get: only dirs; sorting!\n");
932 filelist->list = g_list_sort(filelist->list, compare_filelistentry_dir);
933 }
935 return filelist;
936 }
938 mpdclient_filelist_t *
939 mpdclient_filelist_search_utf8(mpdclient_t *c,
940 int exact_match,
941 int table,
942 gchar *filter_utf8)
943 {
944 mpdclient_filelist_t *filelist;
945 mpd_InfoEntity *entity;
947 D("mpdclient_filelist_search(%s)\n", filter_utf8);
948 if( exact_match )
949 mpd_sendFindCommand(c->connection, table, filter_utf8);
950 else
951 mpd_sendSearchCommand(c->connection, table, filter_utf8);
952 filelist = g_malloc0(sizeof(mpdclient_filelist_t));
954 while( (entity=mpd_getNextInfoEntity(c->connection)) )
955 {
956 filelist_entry_t *entry = g_malloc0(sizeof(filelist_entry_t));
958 entry->entity = entity;
959 filelist->list = g_list_append(filelist->list, (gpointer) entry);
960 filelist->length++;
961 }
963 if( mpdclient_finish_command(c) )
964 return mpdclient_filelist_free(filelist);
966 filelist->updated = TRUE;
968 return filelist;
969 }
972 mpdclient_filelist_t *
973 mpdclient_filelist_search(mpdclient_t *c,
974 int exact_match,
975 int table,
976 gchar *_filter)
977 {
978 mpdclient_filelist_t *filelist;
979 gchar *filter_utf8 = locale_to_utf8(_filter);
981 D("mpdclient_filelist_search(%s)\n", _filter);
982 filelist = mpdclient_filelist_search_utf8(c, exact_match, table,
983 filter_utf8);
984 g_free(filter_utf8);
986 return filelist;
987 }
989 mpdclient_filelist_t *
990 mpdclient_filelist_update(mpdclient_t *c, mpdclient_filelist_t *filelist)
991 {
992 if( filelist != NULL )
993 {
994 gchar *path = g_strdup(filelist->path);
996 filelist = mpdclient_filelist_free(filelist);
997 filelist = mpdclient_filelist_get(c, path);
998 g_free(path);
999 return filelist;
1000 }
1001 return NULL;
1002 }
1004 filelist_entry_t *
1005 mpdclient_filelist_find_song(mpdclient_filelist_t *fl, mpd_Song *song)
1006 {
1007 GList *list = g_list_first(fl->list);
1009 while( list && song)
1010 {
1011 filelist_entry_t *entry = list->data;
1012 mpd_InfoEntity *entity = entry->entity;
1014 if( entity && entity->type==MPD_INFO_ENTITY_TYPE_SONG )
1015 {
1016 mpd_Song *song2 = entity->info.song;
1018 if( strcmp(song->file, song2->file) == 0 )
1019 {
1020 return entry;
1021 }
1022 }
1023 list = list->next;
1024 }
1025 return NULL;
1026 }
1028 int
1029 mpdclient_filelist_add_all(mpdclient_t *c, mpdclient_filelist_t *fl)
1030 {
1031 GList *list = g_list_first(fl->list);
1033 if( fl->list==NULL || fl->length<1 )
1034 return 0;
1036 mpd_sendCommandListBegin(c->connection);
1037 while( list )
1038 {
1039 filelist_entry_t *entry = list->data;
1040 mpd_InfoEntity *entity = entry->entity;
1042 if( entity && entity->type==MPD_INFO_ENTITY_TYPE_SONG )
1043 {
1044 mpd_Song *song = entity->info.song;
1046 mpd_sendAddCommand(c->connection, song->file);
1047 }
1048 list = list->next;
1049 }
1050 mpd_sendCommandListEnd(c->connection);
1051 return mpdclient_finish_command(c);
1052 }
1061 GList *
1062 mpdclient_get_artists_utf8(mpdclient_t *c)
1063 {
1064 gchar *str = NULL;
1065 GList *list = NULL;
1067 D("mpdclient_get_artists()\n");
1068 mpd_sendListCommand(c->connection, MPD_TABLE_ARTIST, NULL);
1069 while( (str=mpd_getNextArtist(c->connection)) )
1070 {
1071 list = g_list_append(list, (gpointer) str);
1072 }
1073 if( mpdclient_finish_command(c) )
1074 {
1075 return string_list_free(list);
1076 }
1078 return list;
1079 }
1081 GList *
1082 mpdclient_get_albums_utf8(mpdclient_t *c, gchar *artist_utf8)
1083 {
1084 gchar *str = NULL;
1085 GList *list = NULL;
1087 D("mpdclient_get_albums(%s)\n", artist_utf8);
1088 mpd_sendListCommand(c->connection, MPD_TABLE_ALBUM, artist_utf8);
1089 while( (str=mpd_getNextAlbum(c->connection)) )
1090 {
1091 list = g_list_append(list, (gpointer) str);
1092 }
1093 if( mpdclient_finish_command(c) )
1094 {
1095 return string_list_free(list);
1096 }
1098 return list;
1099 }