apps/tree.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 Daniel Stenberg
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19 #include <stdio.h>
  20 #include <string.h>
  21 #include <stdlib.h>
  22 #include <stdbool.h>
  23
  24 #include "applimits.h"
  25 #include "dir.h"
  26 #include "file.h"
  27 #include "lcd.h"
  28 #include "font.h"
  29 #include "backlight.h"
  30 #include "button.h"
  31 #include "kernel.h"
  32 #include "usb.h"
  33 #include "tree.h"
  34 #include "sprintf.h"
  35 #include "audio.h"
  36 #include "playlist.h"
  37 #include "menu.h"
  38 #include "gwps.h"
  39 #include "settings.h"
  40 #include "status.h"
  41 #include "debug.h"
  42 #include "ata.h"
  43 #include "rolo.h"
  44 #include "icons.h"
  45 #include "lang.h"
  46 #include "language.h"
  47 #include "screens.h"
  48 #include "keyboard.h"
  49 #include "bookmark.h"
  50 #include "onplay.h"
  51 #include "buffer.h"
  52 #include "plugin.h"
  53 #include "power.h"
  54 #include "action.h"
  55 #include "talk.h"
  56 #include "filetypes.h"
  57 #include "misc.h"
  58 #include "filetree.h"
  59 #include "tagtree.h"
  60 #ifdef HAVE_RECORDING
  61 #include "recorder/recording.h"
  62 #endif
  63 #include "rtc.h"
  64 #include "dircache.h"
  65 #ifdef HAVE_TAGCACHE
  66 #include "tagcache.h"
  67 #endif
  68 #include "yesno.h"
  69 #include "gwps-common.h"
  70 #include "eeprom_settings.h"
  71 #include "scrobbler.h"
  72
  73 /* gui api */
  74 #include "list.h"
  75 #include "statusbar.h"
  76 #include "splash.h"
  77 #include "buttonbar.h"
  78 #include "textarea.h"
  79 #include "action.h"
  80
  81 #include "root_menu.h"
  82 #include "backdrop.h"
  83
  84 static const struct filetype *filetypes;
  85 static int filetypes_count;
  86
  87 struct gui_synclist tree_lists;
  88
  89 /* I put it here because other files doesn't use it yet,
  90  * but should be elsewhere since it will be used mostly everywhere */
  91 #ifdef HAS_BUTTONBAR
  92 struct gui_buttonbar tree_buttonbar;
  93 #endif
  94 static struct tree_context tc;
  95
  96 bool boot_changed = false;
  97
  98 char lastfile[MAX_PATH];
  99 static char lastdir[MAX_PATH];
 100 #ifdef HAVE_TAGCACHE
 101 static int lasttable, lastextra, lastfirstpos;
 102 #endif
 103 static int max_files = 0;
 104
 105 static bool reload_dir = false;
 106
 107 static bool start_wps = false;
 108 static int curr_context = false;/* id3db or tree*/
 109
 110 static int dirbrowse(void);
 111 static int ft_play_dirname(char* name);
 112 static void ft_play_filename(char *dir, char *file);
 113 static void say_filetype(int attr);
 114
 115 static char * tree_get_filename(int selected_item, void *data,
 116                                 char *buffer, size_t buffer_len)
 117 {
 118     struct tree_context * local_tc=(struct tree_context *)data;
 119     char *name;
 120     int attr=0;
 121     bool stripit = false;
 122 #ifdef HAVE_TAGCACHE
 123     bool id3db = *(local_tc->dirfilter) == SHOW_ID3DB;
 124
 125     if (id3db)
 126     {
 127         return tagtree_get_entry(&tc, selected_item)->name;
 128     }
 129     else
 130 #endif
 131     {
 132         struct entry* dc = local_tc->dircache;
 133         struct entry* e = &dc[selected_item];
 134         name = e->name;
 135         attr = e->attr;
 136     }
 137
 138     if(!(attr & ATTR_DIRECTORY))
 139     {
 140         switch(global_settings.show_filename_ext)
 141         {
 142             case 0:
 143                 /* show file extension: off */
 144                 stripit = true;
 145                 break;
 146             case 1:
 147                 /* show file extension: on */
 148                 break;
 149             case 2:
 150                 /* show file extension: only unknown types */
 151                 stripit = filetype_supported(attr);
 152                 break;
 153             case 3:
 154             default:
 155                 /* show file extension: only when viewing all */
 156                 stripit = (*(local_tc->dirfilter) != SHOW_ID3DB) &&
 157                           (*(local_tc->dirfilter) != SHOW_ALL);
 158                 break;
 159         }
 160     }
 161
 162     if(stripit)
 163     {
 164         return(strip_extension(buffer, buffer_len, name));
 165     }
 166     return(name);
 167 }
 168
 169 #ifdef HAVE_LCD_COLOR
 170 static int tree_get_filecolor(int selected_item, void * data)
 171 {
 172     if (*tc.dirfilter == SHOW_ID3DB)
 173         return -1;
 174     struct tree_context * local_tc=(struct tree_context *)data;
 175     struct entry* dc = local_tc->dircache;
 176     struct entry* e = &dc[selected_item];
 177     return filetype_get_color(e->name, e->attr);
 178 }
 179 #endif
 180
 181 static int tree_get_fileicon(int selected_item, void * data)
 182 {
 183     struct tree_context * local_tc=(struct tree_context *)data;
 184 #ifdef HAVE_TAGCACHE
 185     bool id3db = *(local_tc->dirfilter) == SHOW_ID3DB;
 186     if (id3db) {
 187         return tagtree_get_icon(&tc);
 188     }
 189     else
 190 #endif
 191         {
 192         struct entry* dc = local_tc->dircache;
 193         struct entry* e = &dc[selected_item];
 194         return filetype_get_icon(e->attr);
 195     }
 196 }
 197
 198 static int tree_voice_cb(int selected_item, void * data)
 199 {
 200     struct tree_context * local_tc=(struct tree_context *)data;
 201     char *name;
 202     int attr=0;
 203 #ifdef HAVE_TAGCACHE
 204     bool id3db = *(local_tc->dirfilter) == SHOW_ID3DB;
 205
 206     if (id3db)
 207     {
 208         attr = tagtree_get_attr(local_tc);
 209         name = tagtree_get_entry(local_tc, selected_item)->name;
 210     }
 211     else
 212 #endif
 213     {
 214         struct entry* dc = local_tc->dircache;
 215         struct entry* e = &dc[selected_item];
 216         name = e->name;
 217         attr = e->attr;
 218     }
 219     bool is_dir = (attr & ATTR_DIRECTORY);
 220     bool did_clip = false;
 221     /* First the .talk clip case */
 222     if(is_dir)
 223     {
 224         if(global_settings.talk_dir_clip)
 225         {
 226             DEBUGF("Playing directory thumbnail: %s", local_tc->currdir);
 227             did_clip = true;
 228             if(ft_play_dirname(name) <0)
 229                 /* failed, not existing */
 230                 did_clip = false;
 231         }
 232     } else { /* it's a file */
 233         if (global_settings.talk_file_clip && (attr & FILE_ATTR_THUMBNAIL))
 234         {
 235             did_clip = true;
 236             DEBUGF("Playing file thumbnail: %s/%s%s\n",
 237                    local_tc->currdir, name, file_thumbnail_ext);
 238             ft_play_filename(local_tc->currdir, name);
 239         }
 240     }
 241     if(!did_clip)
 242     {
 243         /* say the number or spell if required or as a fallback */
 244         switch (is_dir ? global_settings.talk_dir : global_settings.talk_file)
 245         {
 246         case 1: /* as numbers */
 247             talk_id(is_dir ? VOICE_DIR : VOICE_FILE, false);
 248             talk_number(selected_item+1        - (is_dir ? 0 : local_tc->dirsindir),
 249                         true);
 250             if(global_settings.talk_filetype
 251                && !is_dir && *local_tc->dirfilter < NUM_FILTER_MODES)
 252                 say_filetype(attr);
 253             break;
 254         case 2: /* spelled */
 255             talk_shutup();
 256             if(global_settings.talk_filetype)
 257             {
 258                 if(is_dir)
 259                     talk_id(VOICE_DIR, true);
 260                 else if(*local_tc->dirfilter < NUM_FILTER_MODES)
 261                     say_filetype(attr);
 262             }
 263             talk_spell(name, true);
 264             break;
 265         }
 266     }
 267     return 0;
 268 }
 269
 270 bool check_rockboxdir(void)
 271 {
 272     if(!dir_exists(ROCKBOX_DIR))
 273     {   /* No need to localise this message.
 274            If .rockbox is missing, it wouldn't work anyway */
 275         int i;
 276         FOR_NB_SCREENS(i)
 277             screens[i].clear_display();
 278         gui_syncsplash(HZ*2, "No .rockbox directory");
 279         FOR_NB_SCREENS(i)
 280             screens[i].clear_display();
 281         gui_syncsplash(HZ*2, "Installation incomplete");
 282         return false;
 283     }
 284     return true;
 285 }
 286
 287 /* do this really late in the init sequence */
 288 void tree_gui_init(void)
 289 {
 290     gui_sync_wps_screen_init();
 291
 292     check_rockboxdir();
 293
 294     strcpy(tc.currdir, "/");
 295
 296 #ifdef HAVE_LCD_CHARCELLS
 297     int i;
 298     FOR_NB_SCREENS(i)
 299         screens[i].double_height(false);
 300 #endif
 301 #ifdef HAS_BUTTONBAR
 302     gui_buttonbar_init(&tree_buttonbar);
 303     /* since archos only have one screen, no need to create more than that */
 304     gui_buttonbar_set_display(&tree_buttonbar, &(screens[SCREEN_MAIN]) );
 305 #endif
 306     gui_synclist_init(&tree_lists, &tree_get_filename, &tc, false, 1, NULL);
 307     gui_synclist_set_voice_callback(&tree_lists, tree_voice_cb);
 308     gui_synclist_set_icon_callback(&tree_lists, &tree_get_fileicon);
 309 #ifdef HAVE_LCD_COLOR
 310     gui_synclist_set_color_callback(&tree_lists, &tree_get_filecolor);
 311 #endif
 312 }
 313
 314
 315
 316 struct tree_context* tree_get_context(void)
 317 {
 318     return &tc;
 319 }
 320
 321 /*
 322  * Returns the position of a given file in the current directory
 323  * returns -1 if not found
 324  */
 325 static int tree_get_file_position(char * filename)
 326 {
 327     int i;
 328
 329     /* use lastfile to determine the selected item (default=0) */
 330     for (i=0; i < tc.filesindir; i++)
 331     {
 332         struct entry* dc = tc.dircache;
 333         struct entry* e = &dc[i];
 334         if (!strcasecmp(e->name, filename))
 335             return(i);
 336     }
 337     return(-1);/* no file can match, returns undefined */
 338 }
 339
 340 /*
 341  * Called when a new dir is loaded (for example when returning from other apps ...)
 342  * also completely redraws the tree
 343  */
 344 static int update_dir(void)
 345 {
 346     bool changed = false;
 347 #ifdef HAVE_TAGCACHE
 348     bool id3db = *tc.dirfilter == SHOW_ID3DB;
 349     /* Checks for changes */
 350     if (id3db) {
 351         if (tc.currtable != lasttable ||
 352             tc.currextra != lastextra ||
 353             tc.firstpos  != lastfirstpos ||
 354             reload_dir)
 355         {
 356             if (tagtree_load(&tc) < 0)
 357                 return -1;
 358
 359             lasttable = tc.currtable;
 360             lastextra = tc.currextra;
 361             lastfirstpos = tc.firstpos;
 362             changed = true;
 363         }
 364     }
 365     else
 366 #endif
 367     {
 368         /* if the tc.currdir has been changed, reload it ...*/
 369         if (strncmp(tc.currdir, lastdir, sizeof(lastdir)) || reload_dir)
 370         {
 371             if (ft_load(&tc, NULL) < 0)
 372                 return -1;
 373             strcpy(lastdir, tc.currdir);
 374             changed = true;
 375         }
 376     }
 377     /* if selected item is undefined */
 378     if (tc.selected_item == -1)
 379     {
 380         /* use lastfile to determine the selected item */
 381         tc.selected_item = tree_get_file_position(lastfile);
 382
 383         /* If the file doesn't exists, select the first one (default) */
 384         if(tc.selected_item < 0)
 385             tc.selected_item = 0;
 386         changed = true;
 387     }
 388     if (changed)
 389     {
 390         if(
 391 #ifdef HAVE_TAGCACHE
 392         !id3db &&
 393 #endif
 394         (tc.dirfull || tc.filesindir == global_settings.max_files_in_dir) )
 395         {
 396             gui_syncsplash(HZ, ID2P(LANG_SHOWDIR_BUFFER_FULL));
 397         }
 398     }
 399 #ifdef HAVE_TAGCACHE
 400     if (id3db)
 401     {
 402 #ifdef HAVE_LCD_BITMAP
 403         if (global_settings.show_path_in_browser == SHOW_PATH_FULL
 404             || global_settings.show_path_in_browser == SHOW_PATH_CURRENT)
 405         {
 406             gui_synclist_set_title(&tree_lists, tagtree_get_title(&tc),
 407                 filetype_get_icon(ATTR_DIRECTORY));
 408         }
 409         else
 410         {
 411             /* Must clear the title as the list is reused */
 412             gui_synclist_set_title(&tree_lists, NULL, NOICON);
 413         }
 414 #endif
 415     }
 416     else
 417 #endif
 418     {
 419 #ifdef HAVE_LCD_BITMAP
 420         if (global_settings.show_path_in_browser &&
 421             *(tc.dirfilter) == SHOW_PLUGINS)
 422         {
 423             char *title;
 424             if (!strcmp(tc.currdir, PLUGIN_GAMES_DIR))
 425                 title = str(LANG_PLUGIN_GAMES);
 426             else if (!strcmp(tc.currdir, PLUGIN_APPS_DIR))
 427                 title = str(LANG_PLUGIN_APPS);
 428             else if (!strcmp(tc.currdir, PLUGIN_DEMOS_DIR))
 429                 title = str(LANG_PLUGIN_DEMOS);
 430             else title = str(LANG_PLUGINS);
 431             gui_synclist_set_title(&tree_lists, title, Icon_Plugin);
 432         }
 433         else if (global_settings.show_path_in_browser == SHOW_PATH_FULL)
 434         {
 435             gui_synclist_set_title(&tree_lists, tc.currdir,
 436                 filetype_get_icon(ATTR_DIRECTORY));
 437         }
 438         else if (global_settings.show_path_in_browser == SHOW_PATH_CURRENT)
 439         {
 440             char *title = strrchr(tc.currdir, '/') + 1;
 441             if (*title == '\0')
 442             {
 443                 /* Display "Files" for the root dir */
 444                 gui_synclist_set_title(&tree_lists, str(LANG_DIR_BROWSER),
 445                     filetype_get_icon(ATTR_DIRECTORY));
 446             }
 447             else
 448                 gui_synclist_set_title(&tree_lists, title,
 449                     filetype_get_icon(ATTR_DIRECTORY));
 450         }
 451         else
 452         {
 453             /* Must clear the title as the list is reused */
 454             gui_synclist_set_title(&tree_lists, NULL, NOICON);
 455         }
 456 #endif
 457     }
 458
 459     gui_synclist_set_nb_items(&tree_lists, tc.filesindir);
 460     gui_synclist_set_icon_callback(&tree_lists, tree_get_fileicon);
 461     if( tc.selected_item >= tc.filesindir)
 462         tc.selected_item=tc.filesindir-1;
 463
 464     gui_synclist_select_item(&tree_lists, tc.selected_item);
 465 #ifdef HAS_BUTTONBAR
 466     if (global_settings.buttonbar) {
 467         if (*tc.dirfilter < NUM_FILTER_MODES)
 468             gui_buttonbar_set(&tree_buttonbar, str(LANG_SYSFONT_DIRBROWSE_F1),
 469                           str(LANG_SYSFONT_DIRBROWSE_F2),
 470                           str(LANG_SYSFONT_DIRBROWSE_F3));
 471         else
 472             gui_buttonbar_set(&tree_buttonbar, "<<<", "", "");
 473         gui_buttonbar_draw(&tree_buttonbar);
 474     }
 475 #endif
 476     gui_synclist_draw(&tree_lists);
 477     gui_synclist_speak_item(&tree_lists);
 478     gui_syncstatusbar_draw(&statusbars, true);
 479     return tc.filesindir;
 480 }
 481
 482 /* load tracks from specified directory to resume play */
 483 void resume_directory(const char *dir)
 484 {
 485 #ifdef HAVE_TAGCACHE
 486     bool id3db = *tc.dirfilter == SHOW_ID3DB;
 487 #endif
 488
 489     if (ft_load(&tc, dir) < 0)
 490         return;
 491     lastdir[0] = 0;
 492
 493     ft_build_playlist(&tc, 0);
 494
 495 #ifdef HAVE_TAGCACHE
 496     if (id3db)
 497         tagtree_load(&tc);
 498 #endif
 499 }
 500
 501 /* Returns the current working directory and also writes cwd to buf if
 502    non-NULL.  In case of error, returns NULL. */
 503 char *getcwd(char *buf, int size)
 504 {
 505     if (!buf)
 506         return tc.currdir;
 507     else if (size > 0)
 508     {
 509         strncpy(buf, tc.currdir, size);
 510         return buf;
 511     }
 512     else
 513         return NULL;
 514 }
 515
 516 /* Force a reload of the directory next time directory browser is called */
 517 void reload_directory(void)
 518 {
 519     reload_dir = true;
 520 }
 521
 522 void get_current_file(char* buffer, int buffer_len)
 523 {
 524 #ifdef HAVE_TAGCACHE
 525     /* in ID3DB mode it is a bad idea to call this function */
 526     /* (only happens with `follow playlist') */
 527     if( *tc.dirfilter == SHOW_ID3DB )
 528         return;
 529 #endif
 530
 531     struct entry* dc = tc.dircache;
 532     struct entry* e = &dc[tc.selected_item];
 533     snprintf(buffer, buffer_len, "%s/%s", getcwd(NULL,0),
 534                                           tc.dirlength ? e->name : "");
 535 }
 536
 537 /* Allow apps to change our dirfilter directly (required for sub browsers)
 538    if they're suddenly going to become a file browser for example */
 539 void set_dirfilter(int l_dirfilter)
 540 {
 541     *tc.dirfilter = l_dirfilter;
 542 }
 543
 544 /* Selects a file and update tree context properly */
 545 void set_current_file(char *path)
 546 {
 547     char *name;
 548     int i;
 549
 550 #ifdef HAVE_TAGCACHE
 551     /* in ID3DB mode it is a bad idea to call this function */
 552     /* (only happens with `follow playlist') */
 553     if( *tc.dirfilter == SHOW_ID3DB )
 554         return;
 555 #endif
 556
 557     /* separate directory from filename */
 558     /* gets the directory's name and put it into tc.currdir */
 559     name = strrchr(path+1,'/');
 560     if (name)
 561     {
 562         *name = 0;
 563         strcpy(tc.currdir, path);
 564         *name = '/';
 565         name++;
 566     }
 567     else
 568     {
 569         strcpy(tc.currdir, "/");
 570         name = path+1;
 571     }
 572
 573     strcpy(lastfile, name);
 574
 575
 576     /* If we changed dir we must recalculate the dirlevel
 577        and adjust the selected history properly */
 578     if (strncmp(tc.currdir,lastdir,sizeof(lastdir)))
 579     {
 580         tc.dirlevel =  0;
 581         tc.selected_item_history[tc.dirlevel] = -1;
 582
 583         /* use '/' to calculate dirlevel */
 584         for (i = 1; path[i] != '\0'; i++)
 585         {
 586             if (path[i] == '/')
 587             {
 588                 tc.dirlevel++;
 589                 tc.selected_item_history[tc.dirlevel] = -1;
 590             }
 591         }
 592     }
 593     if (ft_load(&tc, NULL) >= 0)
 594     {
 595         tc.selected_item = tree_get_file_position(lastfile);
 596     }
 597 }
 598
 599
 600 /* main loop, handles key events */
 601 static int dirbrowse()
 602 {
 603     int numentries=0;
 604     char buf[MAX_PATH];
 605     unsigned button, oldbutton;
 606     bool reload_root = false;
 607     int lastfilter = *tc.dirfilter;
 608     bool lastsortcase = global_settings.sort_case;
 609     bool exit_func = false;
 610
 611     char* currdir = tc.currdir; /* just a shortcut */
 612 #ifdef HAVE_TAGCACHE
 613     bool id3db = *tc.dirfilter == SHOW_ID3DB;
 614
 615     if (id3db)
 616         curr_context=CONTEXT_ID3DB;
 617     else
 618 #endif
 619         curr_context=CONTEXT_TREE;
 620     if (tc.selected_item < 0)
 621         tc.selected_item = 0;
 622 #ifdef HAVE_TAGCACHE
 623     tc.firstpos = 0;
 624     lasttable = -1;
 625     lastextra = -1;
 626     lastfirstpos = 0;
 627 #endif
 628
 629     start_wps = false;
 630     numentries = update_dir();
 631     reload_dir = false;
 632     if (numentries == -1)
 633         return GO_TO_PREVIOUS;  /* currdir is not a directory */
 634
 635     if (*tc.dirfilter > NUM_FILTER_MODES && numentries==0)
 636     {
 637         gui_syncsplash(HZ*2, ID2P(LANG_NO_FILES));
 638         return GO_TO_PREVIOUS;  /* No files found for rockbox_browser() */
 639     }
 640
 641     while(1) {
 642         struct entry *dircache = tc.dircache;
 643         bool restore = false;
 644         if (tc.dirlevel < 0)
 645             tc.dirlevel = 0; /* shouldnt be needed.. this code needs work! */
 646 #ifdef BOOTFILE
 647         if (boot_changed) {
 648             static const char *lines[]={ID2P(LANG_BOOT_CHANGED), ID2P(LANG_REBOOT_NOW)};
 649             static const struct text_message message={lines, 2};
 650             if(gui_syncyesno_run(&message, NULL, NULL)==YESNO_YES)
 651                 rolo_load("/" BOOTFILE);
 652             restore = true;
 653             boot_changed = false;
 654         }
 655 #endif
 656         button = get_action(CONTEXT_TREE,
 657                             list_do_action_timeout(&tree_lists, HZ/2));
 658         oldbutton = button;
 659         gui_synclist_do_button(&tree_lists, &button,LIST_WRAP_UNLESS_HELD);
 660         tc.selected_item = gui_synclist_get_sel_pos(&tree_lists);
 661         switch ( button ) {
 662             case ACTION_STD_OK:
 663                 /* nothing to do if no files to display */
 664                 if ( numentries == 0 )
 665                     break;
 666
 667 #ifdef HAVE_TAGCACHE
 668                 switch (id3db?tagtree_enter(&tc):ft_enter(&tc))
 669 #else
 670                 switch (ft_enter(&tc))
 671 #endif
 672                 {
 673                     case 1: reload_dir = true; break;
 674                     case 2: start_wps = true; break;
 675                     case 3: exit_func = true; break;
 676                     default: break;
 677                 }
 678                 restore = true;
 679                 break;
 680
 681             case ACTION_STD_CANCEL:
 682                 if (*tc.dirfilter > NUM_FILTER_MODES && tc.dirlevel < 1) {
 683                     exit_func = true;
 684                     break;
 685                 }
 686                 if ((*tc.dirfilter == SHOW_ID3DB && tc.dirlevel == 0) ||
 687                     ((*tc.dirfilter != SHOW_ID3DB && !strcmp(currdir,"/"))))
 688                 {
 689 #ifdef HAVE_LCD_BITMAP /* charcell doesnt have ACTION_TREE_PGLEFT so this isnt needed */
 690                     if (oldbutton == ACTION_TREE_PGLEFT)
 691                         break;
 692                     else
 693 #endif
 694                         return GO_TO_ROOT;
 695                 }
 696
 697 #ifdef HAVE_TAGCACHE
 698                 if (id3db)
 699                     tagtree_exit(&tc);
 700                 else
 701 #endif
 702                     if (ft_exit(&tc) == 3)
 703                         exit_func = true;
 704
 705                 restore = true;
 706                 break;
 707
 708             case ACTION_TREE_STOP:
 709                 if (list_stop_handler())
 710                     restore = true;
 711                 break;
 712
 713             case ACTION_STD_MENU:
 714                 return GO_TO_ROOT;
 715                 break;
 716
 717 #ifdef HAVE_RECORDING
 718             case ACTION_STD_REC:
 719                 return GO_TO_RECSCREEN;
 720 #endif
 721
 722             case ACTION_TREE_WPS:
 723                 return GO_TO_PREVIOUS_MUSIC;
 724                 break;
 725 #ifdef HAVE_QUICKSCREEN
 726             case ACTION_STD_QUICKSCREEN:
 727                 /* don't enter f2 from plugin browser */
 728                 if (*tc.dirfilter < NUM_FILTER_MODES)
 729                 {
 730                     if (quick_screen_quick(button))
 731                         reload_dir = true;
 732                     restore = true;
 733                 }
 734                 break;
 735 #endif
 736 #ifdef BUTTON_F3
 737             case ACTION_F3:
 738                 /* don't enter f3 from plugin browser */
 739                 if (*tc.dirfilter < NUM_FILTER_MODES)
 740                 {
 741                     if (quick_screen_f3(ACTION_F3))
 742                         reload_dir = true;
 743                     restore = true;
 744                 }
 745                 break;
 746 #endif
 747
 748             case ACTION_STD_CONTEXT:
 749             {
 750                 int onplay_result;
 751                 int attr = 0;
 752
 753                 if(!numentries)
 754                     onplay_result = onplay(NULL, 0, curr_context);
 755                 else {
 756 #ifdef HAVE_TAGCACHE
 757                     if (id3db)
 758                     {
 759                         if (tagtree_get_attr(&tc) == FILE_ATTR_AUDIO)
 760                         {
 761                             attr = FILE_ATTR_AUDIO;
 762                             tagtree_get_filename(&tc, buf, sizeof(buf));
 763                         }
 764                         else
 765                             attr = ATTR_DIRECTORY;
 766                     }
 767                     else
 768 #endif
 769                     {
 770                         attr = dircache[tc.selected_item].attr;
 771
 772                         if (currdir[1]) /* Not in / */
 773                             snprintf(buf, sizeof buf, "%s/%s",
 774                                      currdir,
 775                                      dircache[tc.selected_item].name);
 776                         else /* In / */
 777                             snprintf(buf, sizeof buf, "/%s",
 778                                      dircache[tc.selected_item].name);
 779                     }
 780                     onplay_result = onplay(buf, attr, curr_context);
 781                 }
 782                 switch (onplay_result)
 783                 {
 784                     case ONPLAY_MAINMENU:
 785                         return GO_TO_ROOT;
 786
 787                     case ONPLAY_OK:
 788                         restore = true;
 789                         break;
 790
 791                     case ONPLAY_RELOAD_DIR:
 792                         reload_dir = true;
 793                         break;
 794
 795                     case ONPLAY_START_PLAY:
 796                         return GO_TO_WPS;
 797                         break;
 798                 }
 799                 break;
 800             }
 801
 802             case ACTION_NONE:
 803                 gui_syncstatusbar_draw(&statusbars, false);
 804                 break;
 805
 806 #ifdef HAVE_HOTSWAP
 807             case SYS_FS_CHANGED:
 808 #ifdef HAVE_TAGCACHE
 809                 if (!id3db)
 810 #endif
 811                     reload_dir = true;
 812                 /* The 'dir no longer valid' situation will be caught later
 813                  * by checking the showdir() result. */
 814                 break;
 815 #endif
 816
 817             default:
 818                 if (default_event_handler(button) == SYS_USB_CONNECTED)
 819                 {
 820                     if(*tc.dirfilter > NUM_FILTER_MODES)
 821                         /* leave sub-browsers after usb, doing otherwise
 822                            might be confusing to the user */
 823                         exit_func = true;
 824                     else
 825                         reload_dir = true;
 826                 }
 827                 break;
 828         }
 829         if (start_wps)
 830             return GO_TO_WPS;
 831         if (button)
 832         {
 833             ata_spin();
 834         }
 835
 836
 837     check_rescan:
 838         /* do we need to rescan dir? */
 839         if (reload_dir || reload_root ||
 840             lastfilter != *tc.dirfilter ||
 841             lastsortcase != global_settings.sort_case)
 842         {
 843             if (reload_root) {
 844                 strcpy(currdir, "/");
 845                 tc.dirlevel = 0;
 846 #ifdef HAVE_TAGCACHE
 847                 tc.currtable = 0;
 848                 tc.currextra = 0;
 849                 lasttable = -1;
 850                 lastextra = -1;
 851 #endif
 852                 reload_root = false;
 853             }
 854
 855             if (!reload_dir)
 856             {
 857                 gui_synclist_select_item(&tree_lists, 0);
 858                 gui_synclist_draw(&tree_lists);
 859                 tc.selected_item = 0;
 860                 lastdir[0] = 0;
 861             }
 862
 863             lastfilter = *tc.dirfilter;
 864             lastsortcase = global_settings.sort_case;
 865             restore = true;
 866         }
 867
 868         if (exit_func)
 869             return GO_TO_PREVIOUS;
 870
 871         if (restore || reload_dir) {
 872             /* restore display */
 873             numentries = update_dir();
 874             reload_dir = false;
 875             if (currdir[1] && (numentries < 0))
 876             {   /* not in root and reload failed */
 877                 reload_root = true; /* try root */
 878                 goto check_rescan;
 879             }
 880         }
 881     }
 882     return true;
 883 }
 884
 885 static int plsize = 0;
 886 static long pltick;
 887 static bool add_dir(char* dirname, int len, int fd)
 888 {
 889     bool abort = false;
 890     DIR* dir;
 891
 892     /* check for user abort */
 893     if (action_userabort(TIMEOUT_NOBLOCK))
 894         return true;
 895
 896     dir = opendir(dirname);
 897     if(!dir)
 898         return true;
 899
 900     while (true) {
 901         struct dirent *entry;
 902
 903         entry = readdir(dir);
 904         if (!entry)
 905             break;
 906         if (entry->attribute & ATTR_DIRECTORY) {
 907             int dirlen = strlen(dirname);
 908             bool result;
 909
 910             if (!strcmp((char *)entry->d_name, ".") ||
 911                 !strcmp((char *)entry->d_name, ".."))
 912                 continue;
 913
 914             if (dirname[1])
 915                 snprintf(dirname+dirlen, len-dirlen, "/%s", entry->d_name);
 916             else
 917                 snprintf(dirname, len, "/%s", entry->d_name);
 918
 919             result = add_dir(dirname, len, fd);
 920             dirname[dirlen] = '\0';
 921             if (result) {
 922                 abort = true;
 923                 break;
 924             }
 925         }
 926         else {
 927             int x = strlen((char *)entry->d_name);
 928             int i;
 929             char *cp = strrchr((char *)entry->d_name,'.');
 930
 931             if (cp) {
 932                 cp++;
 933
 934                 /* add all supported audio files to playlists */
 935                 for (i=0; i < filetypes_count; i++) {
 936                     if (filetypes[i].tree_attr == FILE_ATTR_AUDIO) {
 937                         if (!strcasecmp(cp, filetypes[i].extension)) {
 938                             char buf[8];
 939                             int i;
 940                             write(fd, dirname, strlen(dirname));
 941                             write(fd, "/", 1);
 942                             write(fd, entry->d_name, x);
 943                             write(fd, "\n", 1);
 944
 945                             plsize++;
 946                             if(TIME_AFTER(current_tick, pltick+HZ/4)) {
 947                                 pltick = current_tick;
 948
 949                                 snprintf(buf, sizeof buf, "%d", plsize);
 950 #ifdef HAVE_LCD_BITMAP
 951                                 FOR_NB_SCREENS(i)
 952                                 {
 953                                     screens[i].puts(0, 4, (unsigned char *)buf);
 954                                     gui_textarea_update(&screens[i]);
 955                                 }
 956 #else
 957                                 if (plsize > 999)
 958                                     x=7;
 959                                 else if (plsize > 99)
 960                                     x=8;
 961                                 else if (plsize > 9)
 962                                     x=9;
 963                                 else
 964                                     x = 10;
 965
 966                                 FOR_NB_SCREENS(i) {
 967                                     screens[i].puts(x,0,buf);
 968                                 }
 969 #endif
 970                             }
 971                             break;
 972                         }
 973                     }
 974                 }
 975             }
 976         }
 977     }
 978     closedir(dir);
 979
 980     return abort;
 981 }
 982
 983 bool create_playlist(void)
 984 {
 985     int fd;
 986     int i;
 987     char filename[MAX_PATH];
 988
 989     pltick = current_tick;
 990
 991     snprintf(filename, sizeof filename, "%s.m3u8",
 992              tc.currdir[1] ? tc.currdir : "/root");
 993     FOR_NB_SCREENS(i)
 994     {
 995         gui_textarea_clear(&screens[i]);
 996         screens[i].puts(0, 0, str(LANG_CREATING));
 997         screens[i].puts_scroll(0, 1, (unsigned char *)filename);
 998 #if defined(HAVE_LCD_BITMAP) || defined(SIMULATOR)
 999         gui_textarea_update(&screens[i]);
1000 #endif
1001     }
1002     fd = creat(filename);
1003     if (fd < 0)
1004         return false;
1005
1006     trigger_cpu_boost();
1007
1008     snprintf(filename, sizeof(filename), "%s",
1009              tc.currdir[1] ? tc.currdir : "/");
1010     plsize = 0;
1011     add_dir(filename, sizeof(filename), fd);
1012     close(fd);
1013
1014     cancel_cpu_boost();
1015     sleep(HZ);
1016
1017     return true;
1018 }
1019
1020 int rockbox_browse(const char *root, int dirfilter)
1021 {
1022     int ret_val = 0;
1023     int *last_filter = tc.dirfilter;
1024     tc.dirfilter = &dirfilter;
1025
1026     reload_dir = true;
1027     if (dirfilter >= NUM_FILTER_MODES)
1028     {
1029         static struct tree_context backup;
1030         int last_context;
1031
1032         backup = tc;
1033         tc.selected_item = 0;
1034         tc.dirlevel = 0;
1035         memcpy(tc.currdir, root, sizeof(tc.currdir));
1036         start_wps = false;
1037         last_context = curr_context;
1038
1039         ret_val = dirbrowse();
1040         tc = backup;
1041         curr_context = last_context;
1042     }
1043     else
1044     {
1045         static char buf[MAX_PATH];
1046         if (dirfilter != SHOW_ID3DB)
1047             tc.dirfilter = &global_settings.dirfilter;
1048         strcpy(buf,root);
1049         set_current_file(buf);
1050         ret_val = dirbrowse();
1051     }
1052     tc.dirfilter = last_filter;
1053     return ret_val;
1054 }
1055
1056 void tree_mem_init(void)
1057 {
1058     /* We copy the settings value in case it is changed by the user. We can't
1059        use it until the next reboot. */
1060     max_files = global_settings.max_files_in_dir;
1061
1062     /* initialize tree context struct */
1063     memset(&tc, 0, sizeof(tc));
1064     tc.dirfilter = &global_settings.dirfilter;
1065
1066     tc.name_buffer_size = AVERAGE_FILENAME_LENGTH * max_files;
1067     tc.name_buffer = buffer_alloc(tc.name_buffer_size);
1068
1069     tc.dircache_size = max_files * sizeof(struct entry);
1070     tc.dircache = buffer_alloc(tc.dircache_size);
1071     tree_get_filetypes(&filetypes, &filetypes_count);
1072 }
1073
1074 bool bookmark_play(char *resume_file, int index, int offset, int seed,
1075                    char *filename)
1076 {
1077     int i;
1078     char* suffix = strrchr(resume_file, '.');
1079     bool started = false;
1080
1081     if (suffix != NULL &&
1082         (!strcasecmp(suffix, ".m3u") || !strcasecmp(suffix, ".m3u8")))
1083     {
1084         /* Playlist playback */
1085         char* slash;
1086         /* check that the file exists */
1087         if(!file_exists(resume_file))
1088             return false;
1089
1090         slash = strrchr(resume_file,'/');
1091         if (slash)
1092         {
1093             char* cp;
1094             *slash=0;
1095
1096             cp=resume_file;
1097             if (!cp[0])
1098                 cp="/";
1099
1100             if (playlist_create(cp, slash+1) != -1)
1101             {
1102                 if (global_settings.playlist_shuffle)
1103                     playlist_shuffle(seed, -1);
1104                 playlist_start(index,offset);
1105                 started = true;
1106             }
1107             *slash='/';
1108         }
1109     }
1110     else
1111     {
1112         /* Directory playback */
1113         lastdir[0]='\0';
1114         if (playlist_create(resume_file, NULL) != -1)
1115         {
1116             char* peek_filename;
1117             resume_directory(resume_file);
1118             if (global_settings.playlist_shuffle)
1119                 playlist_shuffle(seed, -1);
1120
1121             /* Check if the file is at the same spot in the directory,
1122                else search for it */
1123             peek_filename = playlist_peek(index);
1124
1125             if (peek_filename == NULL)
1126                 return false;
1127
1128             if (strcmp(strrchr(peek_filename, '/') + 1, filename))
1129             {
1130                 for ( i=0; i < playlist_amount(); i++ )
1131                 {
1132                     peek_filename = playlist_peek(i);
1133
1134                     if (peek_filename == NULL)
1135                         return false;
1136
1137                     if (!strcmp(strrchr(peek_filename, '/') + 1, filename))
1138                         break;
1139                 }
1140                 if (i < playlist_amount())
1141                     index = i;
1142                 else
1143                     return false;
1144             }
1145             playlist_start(index,offset);
1146             started = true;
1147         }
1148     }
1149
1150     if (started)
1151         start_wps = true;
1152     return started;
1153 }
1154
1155 static void say_filetype(int attr)
1156 {
1157     /* try to find a voice ID for the extension, if known */
1158     int j;
1159     attr &= FILE_ATTR_MASK; /* file type */
1160     for (j=0; j<filetypes_count; j++)
1161         if (attr == filetypes[j].tree_attr)
1162         {
1163             talk_id(filetypes[j].voiceclip, true);
1164             return;
1165         }
1166 }
1167
1168 static int ft_play_dirname(char* name)
1169 {
1170     char dirname_mp3_filename[MAX_PATH+1];
1171
1172 #if CONFIG_CODEC != SWCODEC
1173     if (audio_status() & AUDIO_STATUS_PLAY)
1174         return 0;
1175 #endif
1176
1177     snprintf(dirname_mp3_filename, sizeof(dirname_mp3_filename), "%s/%s/%s",
1178              tc.currdir[1] ? tc.currdir : "" , name,
1179              dir_thumbnail_name);
1180
1181     DEBUGF("Checking for %s\n", dirname_mp3_filename);
1182
1183     if (!file_exists(dirname_mp3_filename))
1184     {
1185         DEBUGF("Failed to find: %s\n", dirname_mp3_filename);
1186         return -1;
1187     }
1188
1189     DEBUGF("Found: %s\n", dirname_mp3_filename);
1190
1191     talk_file(dirname_mp3_filename, false);
1192     if(global_settings.talk_filetype)
1193         talk_id(VOICE_DIR, true);
1194     return 1;
1195 }
1196
1197 static void ft_play_filename(char *dir, char *file)
1198 {
1199     char name_mp3_filename[MAX_PATH+1];
1200
1201 #if CONFIG_CODEC != SWCODEC
1202     if (audio_status() & AUDIO_STATUS_PLAY)
1203         return;
1204 #endif
1205
1206     if (strcasecmp(&file[strlen(file) - strlen(file_thumbnail_ext)],
1207                     file_thumbnail_ext))
1208     {   /* file has no .talk extension */
1209         snprintf(name_mp3_filename, sizeof(name_mp3_filename),
1210                  "%s/%s%s", dir, file, file_thumbnail_ext);
1211
1212         talk_file(name_mp3_filename, false);
1213     }
1214     else
1215     {   /* it already is a .talk file, play this directly */
1216         snprintf(name_mp3_filename, sizeof(name_mp3_filename),
1217             "%s/%s", dir, file);
1218         talk_id(LANG_VOICE_DIR_HOVER, false); /* prefix it */
1219         talk_file(name_mp3_filename, true);
1220     }
1221 }
1222
1223 /* These two functions are called by the USB and shutdown handlers */
1224 void tree_flush(void)
1225 {
1226     scrobbler_shutdown();
1227 #ifdef HAVE_TAGCACHE
1228     tagcache_shutdown();
1229 #endif
1230     playlist_shutdown();
1231
1232 #ifdef HAVE_TC_RAMCACHE
1233     tagcache_unload_ramcache();
1234 #endif
1235
1236 #ifdef HAVE_DIRCACHE
1237     {
1238         int old_val = global_status.dircache_size;
1239         if (global_settings.dircache)
1240         {
1241             if (!dircache_is_initializing())
1242                 global_status.dircache_size = dircache_get_cache_size();
1243 # ifdef HAVE_EEPROM_SETTINGS
1244             if (firmware_settings.initialized)
1245                 dircache_save();
1246 # endif
1247             dircache_disable();
1248         }
1249         else
1250         {
1251             global_status.dircache_size = 0;
1252         }
1253         if (old_val != global_status.dircache_size)
1254             status_save();
1255     }
1256 #endif
1257 }
1258
1259 void tree_restore(void)
1260 {
1261 #ifdef HAVE_EEPROM_SETTINGS
1262     firmware_settings.disk_clean = false;
1263 #endif
1264
1265 #ifdef HAVE_TC_RAMCACHE
1266     remove(TAGCACHE_STATEFILE);
1267 #endif
1268
1269 #ifdef HAVE_DIRCACHE
1270     remove(DIRCACHE_FILE);
1271     if (global_settings.dircache)
1272     {
1273         /* Print "Scanning disk..." to the display. */
1274         int i;
1275         FOR_NB_SCREENS(i)
1276         {
1277             screens[i].putsxy((LCD_WIDTH/2) -
1278                               ((strlen(str(LANG_SCANNING_DISK)) *
1279                                 screens[i].char_width)/2),
1280                               LCD_HEIGHT-screens[i].char_height*3,
1281                               str(LANG_SCANNING_DISK));
1282             gui_textarea_update(&screens[i]);
1283         }
1284         cond_talk_ids_fq(LANG_SCANNING_DISK);
1285
1286         dircache_build(global_status.dircache_size);
1287
1288         /* Clean the text when we are done. */
1289         FOR_NB_SCREENS(i)
1290         {
1291             gui_textarea_clear(&screens[i]);
1292         }
1293     }
1294 #endif
1295 #ifdef HAVE_TAGCACHE
1296     tagcache_start_scan();
1297 #endif
1298     scrobbler_init();
1299 }