src/mpdclient.c

   1 /*
   2  * (c) 2004 by Kalle Wallin <kaw@linux.se>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  16  *
  17  */
  18
  19 #include "mpdclient.h"
  20 #include "screen_utils.h"
  21 #include "config.h"
  22 #include "support.h"
  23 #include "options.h"
  24 #include "strfsong.h"
  25
  26 #include <stdlib.h>
  27 #include <unistd.h>
  28 #include <time.h>
  29 #include <string.h>
  30
  31 #undef  ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_ADD /* broken with song id's */
  32 #define ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_DELETE
  33 #define ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_MOVE
  34 #define ENABLE_SONG_ID
  35 #define ENABLE_PLCHANGES
  36
  37 #define BUFSIZE 1024
  38
  39 #define MPD_ERROR(c) (c==NULL || c->connection==NULL || c->connection->error)
  40
  41 /* from utils.c */
  42 extern GList *string_list_free(GList *string_list);
  43
  44
  45 /* filelist sorting functions */
  46 static gint
  47 compare_filelistentry_dir(gconstpointer filelist_entry1,
  48                           gconstpointer filelist_entry2)
  49 {
  50         const mpd_InfoEntity *e1, *e2;
  51         char *key1, *key2;
  52         int n = 0;
  53
  54         e1 = ((const filelist_entry_t *)filelist_entry1)->entity;
  55         e2 = ((const filelist_entry_t *)filelist_entry2)->entity;
  56
  57         if (e1 && e2 &&
  58             e1->type == MPD_INFO_ENTITY_TYPE_DIRECTORY &&
  59             e2->type == MPD_INFO_ENTITY_TYPE_DIRECTORY) {
  60                 key1 = g_utf8_collate_key(e1->info.directory->path,-1);
  61                 key2 = g_utf8_collate_key(e2->info.directory->path,-1);
  62                 n = strcmp(key1,key2);
  63                 g_free(key1);
  64                 g_free(key2);
  65         }
  66
  67         return n;
  68 }
  69
  70 /* sort by list-format */
  71 gint
  72 compare_filelistentry_format(gconstpointer filelist_entry1,
  73                              gconstpointer filelist_entry2)
  74 {
  75         const mpd_InfoEntity *e1, *e2;
  76         char key1[BUFSIZE], key2[BUFSIZE];
  77         int n = 0;
  78
  79         e1 = ((const filelist_entry_t *)filelist_entry1)->entity;
  80         e2 = ((const filelist_entry_t *)filelist_entry2)->entity;
  81
  82         if (e1 && e2 &&
  83             e1->type == MPD_INFO_ENTITY_TYPE_SONG &&
  84             e2->type == MPD_INFO_ENTITY_TYPE_SONG) {
  85                 strfsong(key1, BUFSIZE, options.list_format, e1->info.song);
  86                 strfsong(key2, BUFSIZE, options.list_format, e2->info.song);
  87                 n = strcmp(key1,key2);
  88         }
  89
  90         return n;
  91 }
  92
  93
  94 /* Error callbacks */
  95 static gint
  96 error_cb(mpdclient_t *c, gint error, gchar *msg)
  97 {
  98         GList *list = c->error_callbacks;
  99
 100         if (list == NULL)
 101                 fprintf(stderr, "error [%d]: %s\n", (error & 0xFF), msg);
 102
 103         while (list) {
 104                 mpdc_error_cb_t cb = list->data;
 105                 if (cb)
 106                         cb(c, error, msg);
 107                 list = list->next;
 108         }
 109
 110         mpd_clearError(c->connection);
 111         return error;
 112 }
 113
 114
 115 /****************************************************************************/
 116 /*** mpdclient functions ****************************************************/
 117 /****************************************************************************/
 118
 119 gint
 120 mpdclient_finish_command(mpdclient_t *c)
 121 {
 122         mpd_finishCommand(c->connection);
 123
 124         if (c->connection->error) {
 125                 gint error = c->connection->error;
 126                 gchar *msg;
 127
 128                 if (error == MPD_ERROR_ACK &&
 129                     c->connection->errorCode == MPD_ACK_ERROR_PERMISSION &&
 130                     screen_auth(c) == 0)
 131                         return 0;
 132
 133                 if (error == MPD_ERROR_ACK)
 134                         error = error | (c->connection->errorCode << 8);
 135
 136                 msg = locale_to_utf8(c->connection->errorStr);
 137                 error_cb(c, error, msg);
 138                 g_free(msg);
 139                 return error;
 140         }
 141
 142         return 0;
 143 }
 144
 145 mpdclient_t *
 146 mpdclient_new(void)
 147 {
 148         mpdclient_t *c;
 149
 150         c = g_malloc0(sizeof(mpdclient_t));
 151         playlist_init(&c->playlist);
 152
 153         return c;
 154 }
 155
 156 void
 157 mpdclient_free(mpdclient_t *c)
 158 {
 159         mpdclient_disconnect(c);
 160
 161         mpdclient_playlist_free(&c->playlist);
 162
 163         g_list_free(c->error_callbacks);
 164         g_list_free(c->playlist_callbacks);
 165         g_list_free(c->browse_callbacks);
 166         g_free(c);
 167 }
 168
 169 gint
 170 mpdclient_disconnect(mpdclient_t *c)
 171 {
 172         if (c->connection)
 173                 mpd_closeConnection(c->connection);
 174         c->connection = NULL;
 175
 176         if (c->status)
 177                 mpd_freeStatus(c->status);
 178         c->status = NULL;
 179
 180         playlist_clear(&c->playlist);
 181
 182         if (c->song)
 183                 c->song = NULL;
 184
 185         return 0;
 186 }
 187
 188 gint
 189 mpdclient_connect(mpdclient_t *c,
 190                   gchar *host,
 191                   gint port,
 192                   gfloat _timeout,
 193                   gchar *password)
 194 {
 195         gint retval = 0;
 196
 197         /* close any open connection */
 198         if( c->connection )
 199                 mpdclient_disconnect(c);
 200
 201         /* connect to MPD */
 202         c->connection = mpd_newConnection(host, port, _timeout);
 203         if( c->connection->error )
 204                 return error_cb(c, c->connection->error,
 205                                 c->connection->errorStr);
 206
 207         /* send password */
 208         if( password ) {
 209                 mpd_sendPasswordCommand(c->connection, password);
 210                 retval = mpdclient_finish_command(c);
 211         }
 212         c->need_update = TRUE;
 213
 214         return retval;
 215 }
 216
 217 gint
 218 mpdclient_update(mpdclient_t *c)
 219 {
 220         gint retval = 0;
 221
 222         if (MPD_ERROR(c))
 223                 return -1;
 224
 225         /* free the old status */
 226         if (c->status)
 227                 mpd_freeStatus(c->status);
 228
 229         /* retreive new status */
 230         mpd_sendStatusCommand(c->connection);
 231         c->status = mpd_getStatus(c->connection);
 232         if ((retval=mpdclient_finish_command(c)))
 233                 return retval;
 234
 235         /* check if the playlist needs an update */
 236         if (c->playlist.id != c->status->playlist) {
 237                 if (playlist_is_empty(&c->playlist))
 238                         retval = mpdclient_playlist_update_changes(c);
 239                 else
 240                         retval = mpdclient_playlist_update(c);
 241         }
 242
 243         /* update the current song */
 244         if (!c->song || c->status->songid != c->song->id) {
 245                 c->song = playlist_get_song(c, c->status->song);
 246         }
 247
 248         c->need_update = FALSE;
 249
 250         return retval;
 251 }
 252
 253
 254 /****************************************************************************/
 255 /*** MPD Commands  **********************************************************/
 256 /****************************************************************************/
 257
 258 gint
 259 mpdclient_cmd_play(mpdclient_t *c, gint idx)
 260 {
 261 #ifdef ENABLE_SONG_ID
 262         struct mpd_song *song = playlist_get_song(c, idx);
 263
 264         if (song)
 265                 mpd_sendPlayIdCommand(c->connection, song->id);
 266         else
 267                 mpd_sendPlayIdCommand(c->connection, MPD_PLAY_AT_BEGINNING);
 268 #else
 269         mpd_sendPlayCommand(c->connection, idx);
 270 #endif
 271         c->need_update = TRUE;
 272         return mpdclient_finish_command(c);
 273 }
 274
 275 gint
 276 mpdclient_cmd_pause(mpdclient_t *c, gint value)
 277 {
 278         mpd_sendPauseCommand(c->connection, value);
 279         return mpdclient_finish_command(c);
 280 }
 281
 282 gint
 283 mpdclient_cmd_crop(mpdclient_t *c)
 284 {
 285         mpd_Status *status;
 286         int length;
 287
 288         mpd_sendStatusCommand(c->connection);
 289         status = mpd_getStatus(c->connection);
 290         length = status->playlistLength - 1;
 291
 292         if (length <= 0) {
 293                 mpd_freeStatus(status);
 294         } else if (status->state == 3 || status->state == 2) {
 295                 /* If playing or paused */
 296
 297                 mpd_sendCommandListBegin( c->connection );
 298
 299                 while (length >= 0) {
 300                         if (length != status->song)
 301                                 mpd_sendDeleteCommand(c->connection, length);
 302
 303                         length--;
 304                 }
 305
 306                 mpd_sendCommandListEnd(c->connection);
 307                 mpd_freeStatus(status);
 308         } else {
 309                 mpd_freeStatus(status);
 310         }
 311
 312         return mpdclient_finish_command(c);
 313 }
 314
 315 gint
 316 mpdclient_cmd_stop(mpdclient_t *c)
 317 {
 318         mpd_sendStopCommand(c->connection);
 319         return mpdclient_finish_command(c);
 320 }
 321
 322 gint
 323 mpdclient_cmd_next(mpdclient_t *c)
 324 {
 325         mpd_sendNextCommand(c->connection);
 326         c->need_update = TRUE;
 327         return mpdclient_finish_command(c);
 328 }
 329
 330 gint
 331 mpdclient_cmd_prev(mpdclient_t *c)
 332 {
 333         mpd_sendPrevCommand(c->connection);
 334         c->need_update = TRUE;
 335         return mpdclient_finish_command(c);
 336 }
 337
 338 gint
 339 mpdclient_cmd_seek(mpdclient_t *c, gint id, gint pos)
 340 {
 341         mpd_sendSeekIdCommand(c->connection, id, pos);
 342         return mpdclient_finish_command(c);
 343 }
 344
 345 gint
 346 mpdclient_cmd_shuffle(mpdclient_t *c)
 347 {
 348         mpd_sendShuffleCommand(c->connection);
 349         c->need_update = TRUE;
 350         return mpdclient_finish_command(c);
 351 }
 352
 353 gint
 354 mpdclient_cmd_clear(mpdclient_t *c)
 355 {
 356         gint retval = 0;
 357
 358         mpd_sendClearCommand(c->connection);
 359         retval = mpdclient_finish_command(c);
 360         /* call playlist updated callback */
 361         mpdclient_playlist_callback(c, PLAYLIST_EVENT_CLEAR, NULL);
 362         c->need_update = TRUE;
 363         return retval;
 364 }
 365
 366 gint
 367 mpdclient_cmd_repeat(mpdclient_t *c, gint value)
 368 {
 369         mpd_sendRepeatCommand(c->connection, value);
 370         return mpdclient_finish_command(c);
 371 }
 372
 373 gint
 374 mpdclient_cmd_random(mpdclient_t *c, gint value)
 375 {
 376         mpd_sendRandomCommand(c->connection, value);
 377         return mpdclient_finish_command(c);
 378 }
 379
 380 gint
 381 mpdclient_cmd_crossfade(mpdclient_t *c, gint value)
 382 {
 383         mpd_sendCrossfadeCommand(c->connection, value);
 384         return mpdclient_finish_command(c);
 385 }
 386
 387 gint
 388 mpdclient_cmd_db_update_utf8(mpdclient_t *c, gchar *path)
 389 {
 390         mpd_sendUpdateCommand(c->connection, path ? path : "");
 391         return mpdclient_finish_command(c);
 392 }
 393
 394 gint
 395 mpdclient_cmd_volume(mpdclient_t *c, gint value)
 396 {
 397         mpd_sendSetvolCommand(c->connection, value);
 398         return mpdclient_finish_command(c);
 399 }
 400
 401 gint
 402 mpdclient_cmd_add_path_utf8(mpdclient_t *c, gchar *path_utf8)
 403 {
 404         mpd_sendAddCommand(c->connection, path_utf8);
 405         return mpdclient_finish_command(c);
 406 }
 407
 408 gint
 409 mpdclient_cmd_add_path(mpdclient_t *c, gchar *path)
 410 {
 411         gint retval;
 412         gchar *path_utf8 = locale_to_utf8(path);
 413
 414         retval=mpdclient_cmd_add_path_utf8(c, path_utf8);
 415         g_free(path_utf8);
 416         return retval;
 417 }
 418
 419 gint
 420 mpdclient_cmd_add(mpdclient_t *c, struct mpd_song *song)
 421 {
 422         gint retval = 0;
 423
 424         if( !song || !song->file )
 425                 return -1;
 426
 427         /* send the add command to mpd */
 428         mpd_sendAddCommand(c->connection, song->file);
 429         if( (retval=mpdclient_finish_command(c)) )
 430                 return retval;
 431
 432 #ifdef ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_ADD
 433         /* add the song to playlist */
 434         playlist_append(&c->playlist, song);
 435
 436         /* increment the playlist id, so we dont retrives a new playlist */
 437         c->playlist.id++;
 438
 439         /* call playlist updated callback */
 440         mpdclient_playlist_callback(c, PLAYLIST_EVENT_ADD, (gpointer) song);
 441 #else
 442         c->need_update = TRUE;
 443 #endif
 444
 445         return 0;
 446 }
 447
 448 gint
 449 mpdclient_cmd_delete(mpdclient_t *c, gint idx)
 450 {
 451         gint retval = 0;
 452         struct mpd_song *song;
 453
 454         if (idx < 0 || (guint)idx >= playlist_length(&c->playlist))
 455                 return -1;
 456
 457         song = playlist_get(&c->playlist, idx);
 458
 459         /* send the delete command to mpd */
 460 #ifdef ENABLE_SONG_ID
 461         mpd_sendDeleteIdCommand(c->connection, song->id);
 462 #else
 463         mpd_sendDeleteCommand(c->connection, idx);
 464 #endif
 465         if( (retval=mpdclient_finish_command(c)) )
 466                 return retval;
 467
 468 #ifdef ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_DELETE
 469         /* increment the playlist id, so we dont retrive a new playlist */
 470         c->playlist.id++;
 471
 472         /* remove the song from the playlist */
 473         playlist_remove_reuse(&c->playlist, idx);
 474
 475         /* call playlist updated callback */
 476         mpdclient_playlist_callback(c, PLAYLIST_EVENT_DELETE, (gpointer) song);
 477
 478         /* remove references to the song */
 479         if (c->song == song) {
 480                 c->song = NULL;
 481                 c->need_update = TRUE;
 482         }
 483
 484         mpd_freeSong(song);
 485
 486 #else
 487         c->need_update = TRUE;
 488 #endif
 489
 490         return 0;
 491 }
 492
 493 gint
 494 mpdclient_cmd_move(mpdclient_t *c, gint old_index, gint new_index)
 495 {
 496         gint n;
 497         struct mpd_song *song1, *song2;
 498
 499         if (old_index == new_index || new_index < 0 ||
 500             (guint)new_index >= c->playlist.list->len)
 501                 return -1;
 502
 503         song1 = playlist_get(&c->playlist, old_index);
 504         song2 = playlist_get(&c->playlist, new_index);
 505
 506         /* send the move command to mpd */
 507 #ifdef ENABLE_SONG_ID
 508         mpd_sendSwapIdCommand(c->connection, song1->id, song2->id);
 509 #else
 510         mpd_sendMoveCommand(c->connection, old_index, new_index);
 511 #endif
 512         if( (n=mpdclient_finish_command(c)) )
 513                 return n;
 514
 515 #ifdef ENABLE_FANCY_PLAYLIST_MANAGMENT_CMD_MOVE
 516         /* update the playlist */
 517         playlist_swap(&c->playlist, old_index, new_index);
 518
 519         /* increment the playlist id, so we dont retrives a new playlist */
 520         c->playlist.id++;
 521
 522 #else
 523         c->need_update = TRUE;
 524 #endif
 525
 526         /* call playlist updated callback */
 527         mpdclient_playlist_callback(c, PLAYLIST_EVENT_MOVE, (gpointer) &new_index);
 528
 529         return 0;
 530 }
 531
 532 gint
 533 mpdclient_cmd_save_playlist_utf8(mpdclient_t *c, gchar *filename_utf8)
 534 {
 535         gint retval = 0;
 536
 537         mpd_sendSaveCommand(c->connection, filename_utf8);
 538         if ((retval = mpdclient_finish_command(c)) == 0)
 539                 mpdclient_browse_callback(c, BROWSE_PLAYLIST_SAVED, NULL);
 540         return retval;
 541 }
 542
 543 gint
 544 mpdclient_cmd_save_playlist(mpdclient_t *c, gchar *filename)
 545 {
 546         gint retval = 0;
 547         gchar *filename_utf8 = locale_to_utf8(filename);
 548
 549         retval = mpdclient_cmd_save_playlist_utf8(c, filename);
 550         g_free(filename_utf8);
 551         return retval;
 552 }
 553
 554 gint
 555 mpdclient_cmd_load_playlist_utf8(mpdclient_t *c, gchar *filename_utf8)
 556 {
 557         mpd_sendLoadCommand(c->connection, filename_utf8);
 558         c->need_update = TRUE;
 559         return mpdclient_finish_command(c);
 560 }
 561
 562 gint
 563 mpdclient_cmd_delete_playlist_utf8(mpdclient_t *c, gchar *filename_utf8)
 564 {
 565         gint retval = 0;
 566
 567         mpd_sendRmCommand(c->connection, filename_utf8);
 568         if ((retval = mpdclient_finish_command(c)) == 0)
 569                 mpdclient_browse_callback(c, BROWSE_PLAYLIST_DELETED, NULL);
 570         return retval;
 571 }
 572
 573 gint
 574 mpdclient_cmd_delete_playlist(mpdclient_t *c, gchar *filename)
 575 {
 576         gint retval = 0;
 577         gchar *filename_utf8 = locale_to_utf8(filename);
 578
 579         retval = mpdclient_cmd_delete_playlist_utf8(c, filename_utf8);
 580         g_free(filename_utf8);
 581         return retval;
 582 }
 583
 584
 585 /****************************************************************************/
 586 /*** Callback managment functions *******************************************/
 587 /****************************************************************************/
 588
 589 static void
 590 do_list_callbacks(mpdclient_t *c, GList *list, gint event, gpointer data)
 591 {
 592         while (list) {
 593                 mpdc_list_cb_t fn = list->data;
 594
 595                 fn(c, event, data);
 596                 list = list->next;
 597         }
 598 }
 599
 600 void
 601 mpdclient_playlist_callback(mpdclient_t *c, int event, gpointer data)
 602 {
 603         do_list_callbacks(c, c->playlist_callbacks, event, data);
 604 }
 605
 606 void
 607 mpdclient_install_playlist_callback(mpdclient_t *c,mpdc_list_cb_t cb)
 608 {
 609         c->playlist_callbacks = g_list_append(c->playlist_callbacks, cb);
 610 }
 611
 612 void
 613 mpdclient_remove_playlist_callback(mpdclient_t *c, mpdc_list_cb_t cb)
 614 {
 615         c->playlist_callbacks = g_list_remove(c->playlist_callbacks, cb);
 616 }
 617
 618 void
 619 mpdclient_browse_callback(mpdclient_t *c, int event, gpointer data)
 620 {
 621         do_list_callbacks(c, c->browse_callbacks, event, data);
 622 }
 623
 624
 625 void
 626 mpdclient_install_browse_callback(mpdclient_t *c,mpdc_list_cb_t cb)
 627 {
 628         c->browse_callbacks = g_list_append(c->browse_callbacks, cb);
 629 }
 630
 631 void
 632 mpdclient_remove_browse_callback(mpdclient_t *c, mpdc_list_cb_t cb)
 633 {
 634         c->browse_callbacks = g_list_remove(c->browse_callbacks, cb);
 635 }
 636
 637 void
 638 mpdclient_install_error_callback(mpdclient_t *c, mpdc_error_cb_t cb)
 639 {
 640         c->error_callbacks = g_list_append(c->error_callbacks, cb);
 641 }
 642
 643 void
 644 mpdclient_remove_error_callback(mpdclient_t *c, mpdc_error_cb_t cb)
 645 {
 646         c->error_callbacks = g_list_remove(c->error_callbacks, cb);
 647 }
 648
 649
 650 /****************************************************************************/
 651 /*** Playlist managment functions *******************************************/
 652 /****************************************************************************/
 653
 654 /* update playlist */
 655 gint
 656 mpdclient_playlist_update(mpdclient_t *c)
 657 {
 658         mpd_InfoEntity *entity;
 659
 660         if (MPD_ERROR(c))
 661                 return -1;
 662
 663         playlist_clear(&c->playlist);
 664
 665         mpd_sendPlaylistInfoCommand(c->connection,-1);
 666         while ((entity = mpd_getNextInfoEntity(c->connection))) {
 667                 if (entity->type == MPD_INFO_ENTITY_TYPE_SONG)
 668                         playlist_append(&c->playlist, entity->info.song);
 669
 670                 mpd_freeInfoEntity(entity);
 671         }
 672
 673         c->playlist.id = c->status->playlist;
 674         c->song = NULL;
 675
 676         /* call playlist updated callbacks */
 677         mpdclient_playlist_callback(c, PLAYLIST_EVENT_UPDATED, NULL);
 678
 679         return mpdclient_finish_command(c);
 680 }
 681
 682 #ifdef ENABLE_PLCHANGES
 683
 684 /* update playlist (plchanges) */
 685 gint
 686 mpdclient_playlist_update_changes(mpdclient_t *c)
 687 {
 688         mpd_InfoEntity *entity;
 689
 690         if (MPD_ERROR(c))
 691                 return -1;
 692
 693         mpd_sendPlChangesCommand(c->connection, c->playlist.id);
 694
 695         while ((entity = mpd_getNextInfoEntity(c->connection)) != NULL) {
 696                 struct mpd_song *song = entity->info.song;
 697
 698                 if (song->pos >= 0 && (guint)song->pos < c->playlist.list->len) {
 699                         /* update song */
 700                         playlist_replace(&c->playlist, song->pos, song);
 701                 } else {
 702                         /* add a new song */
 703                         playlist_append(&c->playlist, song);
 704                 }
 705
 706                 mpd_freeInfoEntity(entity);
 707         }
 708
 709         /* remove trailing songs */
 710         while ((guint)c->status->playlistLength < c->playlist.list->len) {
 711                 guint pos = c->playlist.list->len - 1;
 712
 713                 /* Remove the last playlist entry */
 714                 playlist_remove(&c->playlist, pos);
 715         }
 716
 717         c->song = NULL;
 718         c->playlist.id = c->status->playlist;
 719
 720         mpdclient_playlist_callback(c, PLAYLIST_EVENT_UPDATED, NULL);
 721
 722         return 0;
 723 }
 724
 725 #else
 726 gint
 727 mpdclient_playlist_update_changes(mpdclient_t *c)
 728 {
 729         return mpdclient_playlist_update(c);
 730 }
 731 #endif
 732
 733
 734 /****************************************************************************/
 735 /*** Filelist functions *****************************************************/
 736 /****************************************************************************/
 737
 738 mpdclient_filelist_t *
 739 mpdclient_filelist_get(mpdclient_t *c, const gchar *path)
 740 {
 741         mpdclient_filelist_t *filelist;
 742         mpd_InfoEntity *entity;
 743         gchar *path_utf8 = locale_to_utf8(path);
 744         gboolean has_dirs_only = TRUE;
 745
 746         mpd_sendLsInfoCommand(c->connection, path_utf8);
 747         filelist = filelist_new(path);
 748         if (path && path[0] && strcmp(path, "/"))
 749                 /* add a dummy entry for ./.. */
 750                 filelist_append(filelist, NULL);
 751
 752         while ((entity=mpd_getNextInfoEntity(c->connection))) {
 753                 filelist_append(filelist, entity);
 754
 755                 if (has_dirs_only && entity->type != MPD_INFO_ENTITY_TYPE_DIRECTORY) {
 756                         has_dirs_only = FALSE;
 757                 }
 758         }
 759
 760         /* If there's an error, ignore it.  We'll return an empty filelist. */
 761         mpdclient_finish_command(c);
 762
 763         g_free(path_utf8);
 764
 765         // If there are only directory entities in the filelist, we sort it
 766         if (has_dirs_only)
 767                 filelist_sort(filelist, compare_filelistentry_dir);
 768
 769         return filelist;
 770 }
 771
 772 mpdclient_filelist_t *
 773 mpdclient_filelist_search_utf8(mpdclient_t *c,
 774                                int exact_match,
 775                                int table,
 776                                gchar *filter_utf8)
 777 {
 778         mpdclient_filelist_t *filelist;
 779         mpd_InfoEntity *entity;
 780
 781         if (exact_match)
 782                 mpd_sendFindCommand(c->connection, table, filter_utf8);
 783         else
 784                 mpd_sendSearchCommand(c->connection, table, filter_utf8);
 785         filelist = filelist_new(NULL);
 786
 787         while ((entity=mpd_getNextInfoEntity(c->connection)))
 788                 filelist_append(filelist, entity);
 789
 790         if (mpdclient_finish_command(c)) {
 791                 filelist_free(filelist);
 792                 return NULL;
 793         }
 794
 795         return filelist;
 796 }
 797
 798
 799 mpdclient_filelist_t *
 800 mpdclient_filelist_search(mpdclient_t *c,
 801                           int exact_match,
 802                           int table,
 803                           gchar *_filter)
 804 {
 805         mpdclient_filelist_t *filelist;
 806         gchar *filter_utf8 = locale_to_utf8(_filter);
 807
 808         filelist = mpdclient_filelist_search_utf8(c, exact_match, table,
 809                                                   filter_utf8);
 810         g_free(filter_utf8);
 811
 812         return filelist;
 813 }
 814
 815 mpdclient_filelist_t *
 816 mpdclient_filelist_update(mpdclient_t *c, mpdclient_filelist_t *filelist)
 817 {
 818         if (filelist != NULL) {
 819                 gchar *path = g_strdup(filelist->path);
 820
 821                 filelist_free(filelist);
 822                 filelist = mpdclient_filelist_get(c, path);
 823                 g_free(path);
 824                 return filelist;
 825         }
 826         return NULL;
 827 }
 828
 829 int
 830 mpdclient_filelist_add_all(mpdclient_t *c, mpdclient_filelist_t *fl)
 831 {
 832         guint i;
 833
 834         if (filelist_is_empty(fl))
 835                 return 0;
 836
 837         mpd_sendCommandListBegin(c->connection);
 838
 839         for (i = 0; i < filelist_length(fl); ++i) {
 840                 filelist_entry_t *entry = filelist_get(fl, i);
 841                 mpd_InfoEntity *entity  = entry->entity;
 842
 843                 if (entity && entity->type == MPD_INFO_ENTITY_TYPE_SONG) {
 844                         struct mpd_song *song = entity->info.song;
 845
 846                         mpd_sendAddCommand(c->connection, song->file);
 847                 }
 848         }
 849
 850         mpd_sendCommandListEnd(c->connection);
 851         return mpdclient_finish_command(c);
 852 }
 853
 854 GList *
 855 mpdclient_get_artists_utf8(mpdclient_t *c)
 856 {
 857         gchar *str = NULL;
 858         GList *list = NULL;
 859
 860         mpd_sendListCommand(c->connection, MPD_TABLE_ARTIST, NULL);
 861         while ((str = mpd_getNextArtist(c->connection)))
 862                 list = g_list_append(list, (gpointer) str);
 863
 864         if (mpdclient_finish_command(c))
 865                 return string_list_free(list);
 866
 867         return list;
 868 }
 869
 870 GList *
 871 mpdclient_get_albums_utf8(mpdclient_t *c, gchar *artist_utf8)
 872 {
 873         gchar *str = NULL;
 874         GList *list = NULL;
 875
 876         mpd_sendListCommand(c->connection, MPD_TABLE_ALBUM, artist_utf8);
 877         while ((str = mpd_getNextAlbum(c->connection)))
 878                 list = g_list_append(list, (gpointer) str);
 879
 880         if (mpdclient_finish_command(c))
 881                 return string_list_free(list);
 882
 883         return list;
 884 }