apps/filetree.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2005 by Björn 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 <stdlib.h>
  20 #include <file.h>
  21 #include <dir.h>
  22 #include <string.h>
  23 #include <kernel.h>
  24 #include <lcd.h>
  25 #include <debug.h>
  26 #include <font.h>
  27 #include <limits.h>
  28 #include "bookmark.h"
  29 #include "tree.h"
  30 #include "settings.h"
  31 #include "filetypes.h"
  32 #include "talk.h"
  33 #include "playlist.h"
  34 #include "gwps.h"
  35 #include "lang.h"
  36 #include "language.h"
  37 #include "screens.h"
  38 #include "plugin.h"
  39 #include "rolo.h"
  40 #include "sprintf.h"
  41 #include "dircache.h"
  42 #include "splash.h"
  43 #include "yesno.h"
  44 #include "cuesheet.h"
  45 #ifdef HAVE_LCD_BITMAP
  46 #include "keyboard.h"
  47 #endif
  48
  49 #if CONFIG_TUNER
  50 #include "radio.h"
  51 #endif
  52
  53 #ifndef SIMULATOR
  54 static int boot_size = 0;
  55 static int boot_cluster;
  56 #endif
  57
  58 #if LCD_DEPTH > 1
  59 #include "backdrop.h"
  60 #endif
  61
  62 extern bool boot_changed;
  63
  64 int ft_build_playlist(struct tree_context* c, int start_index)
  65 {
  66     int i;
  67     int start=start_index;
  68
  69     struct entry *dircache = c->dircache;
  70
  71     for(i = 0;i < c->filesindir;i++)
  72     {
  73         if((dircache[i].attr & TREE_ATTR_MASK) == TREE_ATTR_MPA)
  74         {
  75             DEBUGF("Adding %s\n", dircache[i].name);
  76             if (playlist_add(dircache[i].name) < 0)
  77                 break;
  78         }
  79         else
  80         {
  81             /* Adjust the start index when se skip non-MP3 entries */
  82             if(i < start)
  83                 start_index--;
  84         }
  85     }
  86
  87     return start_index;
  88 }
  89
  90 /* walk a directory and check all dircache entries if a .talk file exists */
  91 static void check_file_thumbnails(struct tree_context* c)
  92 {
  93     int i;
  94     struct dircache_entry *entry;
  95     struct entry* dircache = c->dircache;
  96     DIRCACHED *dir;
  97
  98     dir = opendir_cached(c->currdir);
  99     if(!dir)
 100         return;
 101     /* mark all files as non talking, except the .talk ones */
 102     for (i=0; i < c->filesindir; i++)
 103     {
 104         if (dircache[i].attr & ATTR_DIRECTORY)
 105             continue; /* we're not touching directories */
 106
 107         if (strcasecmp(file_thumbnail_ext,
 108             &dircache[i].name[strlen(dircache[i].name)
 109                               - strlen(file_thumbnail_ext)]))
 110         {   /* no .talk file */
 111             dircache[i].attr &= ~TREE_ATTR_THUMBNAIL; /* clear */
 112         }
 113         else
 114         {   /* .talk file, we later let them speak themselves */
 115             dircache[i].attr |= TREE_ATTR_THUMBNAIL; /* set */
 116         }
 117     }
 118
 119     while((entry = readdir_cached(dir)) != 0) /* walk directory */
 120     {
 121         int ext_pos;
 122
 123         ext_pos = strlen((char *)entry->d_name) - strlen(file_thumbnail_ext);
 124         if (ext_pos <= 0 /* too short to carry ".talk" */
 125             || (entry->attribute & ATTR_DIRECTORY) /* no file */
 126             || strcasecmp((char *)&entry->d_name[ext_pos], file_thumbnail_ext))
 127         {   /* or doesn't end with ".talk", no candidate */
 128             continue;
 129         }
 130
 131         /* terminate the (disposable) name in dir buffer,
 132            this truncates off the ".talk" without needing an extra buffer */
 133         entry->d_name[ext_pos] = '\0';
 134
 135         /* search corresponding file in dir cache */
 136         for (i=0; i < c->filesindir; i++)
 137         {
 138             if (!strcasecmp(dircache[i].name, (char *)entry->d_name))
 139             {   /* match */
 140                 dircache[i].attr |= TREE_ATTR_THUMBNAIL; /* set the flag */
 141                 break; /* exit search loop, because we found it */
 142             }
 143         }
 144     }
 145     closedir_cached(dir);
 146 }
 147
 148 /* support function for qsort() */
 149 static int compare(const void* p1, const void* p2)
 150 {
 151     struct entry* e1 = (struct entry*)p1;
 152     struct entry* e2 = (struct entry*)p2;
 153     int criteria;
 154
 155     if (e1->attr & ATTR_DIRECTORY && e2->attr & ATTR_DIRECTORY)
 156     {   /* two directories */
 157         criteria = global_settings.sort_dir;
 158
 159 #ifdef HAVE_MULTIVOLUME
 160         if (e1->attr & ATTR_VOLUME || e2->attr & ATTR_VOLUME)
 161         {   /* a volume identifier is involved */
 162             if (e1->attr & ATTR_VOLUME && e2->attr & ATTR_VOLUME)
 163                 criteria = 0; /* two volumes: sort alphabetically */
 164             else /* only one is a volume: volume first */
 165                 return (e2->attr & ATTR_VOLUME) - (e1->attr & ATTR_VOLUME);
 166         }
 167 #endif
 168
 169     }
 170     else if (!(e1->attr & ATTR_DIRECTORY) && !(e2->attr & ATTR_DIRECTORY))
 171     {   /* two files */
 172         criteria = global_settings.sort_file;
 173     }
 174     else /* dir and file, dir goes first */
 175         return ( e2->attr & ATTR_DIRECTORY ) - ( e1->attr & ATTR_DIRECTORY );
 176
 177     switch(criteria)
 178     {
 179         case 3: /* sort type */
 180         {
 181             int t1 = e1->attr & TREE_ATTR_MASK;
 182             int t2 = e2->attr & TREE_ATTR_MASK;
 183
 184             if (!t1) /* unknown type */
 185                 t1 = INT_MAX; /* gets a high number, to sort after known */
 186             if (!t2) /* unknown type */
 187                 t2 = INT_MAX; /* gets a high number, to sort after known */
 188
 189             if (t1 - t2) /* if different */
 190                 return t1 - t2;
 191             /* else fall through to alphabetical sorting */
 192         }
 193         case 0: /* sort alphabetically asc */
 194             if (global_settings.sort_case)
 195                 return strncmp(e1->name, e2->name, MAX_PATH);
 196             else
 197                 return strncasecmp(e1->name, e2->name, MAX_PATH);
 198
 199         case 4: /* sort alphabetically desc */
 200             if (global_settings.sort_case)
 201                 return strncmp(e2->name, e1->name, MAX_PATH);
 202             else
 203                 return strncasecmp(e2->name, e1->name, MAX_PATH);
 204
 205         case 1: /* sort date */
 206             return e1->time_write - e2->time_write;
 207
 208         case 2: /* sort date, newest first */
 209             return e2->time_write - e1->time_write;
 210     }
 211     return 0; /* never reached */
 212 }
 213
 214 /* load and sort directory into dircache. returns NULL on failure. */
 215 int ft_load(struct tree_context* c, const char* tempdir)
 216 {
 217     int i;
 218     int name_buffer_used = 0;
 219     DIRCACHED *dir;
 220
 221     if (tempdir)
 222         dir = opendir_cached(tempdir);
 223     else
 224         dir = opendir_cached(c->currdir);
 225     if(!dir)
 226         return -1; /* not a directory */
 227
 228     c->dirsindir = 0;
 229     c->dirfull = false;
 230
 231     for ( i=0; i < global_settings.max_files_in_dir; i++ ) {
 232         int len;
 233         struct dircache_entry *entry = readdir_cached(dir);
 234         struct entry* dptr =
 235             (struct entry*)(c->dircache + i * sizeof(struct entry));
 236         if (!entry)
 237             break;
 238
 239         len = strlen((char *)entry->d_name);
 240
 241         /* skip directories . and .. */
 242         if ((entry->attribute & ATTR_DIRECTORY) &&
 243             (((len == 1) && (!strncmp((char *)entry->d_name, ".", 1))) ||
 244              ((len == 2) && (!strncmp((char *)entry->d_name, "..", 2))))) {
 245             i--;
 246             continue;
 247         }
 248
 249         /* Skip FAT volume ID */
 250         if (entry->attribute & ATTR_VOLUME_ID) {
 251             i--;
 252             continue;
 253         }
 254
 255         /* filter out dotfiles and hidden files */
 256         if (*c->dirfilter != SHOW_ALL &&
 257             ((entry->d_name[0]=='.') ||
 258             (entry->attribute & ATTR_HIDDEN))) {
 259             i--;
 260             continue;
 261         }
 262
 263         dptr->attr = entry->attribute;
 264
 265         /* check for known file types */
 266         if ( !(dptr->attr & ATTR_DIRECTORY) )
 267             dptr->attr |= filetype_get_attr((char *)entry->d_name);
 268
 269 #ifdef BOOTFILE
 270         /* memorize/compare details about the boot file */
 271         if ((c->currdir[1] == 0) && !strcasecmp(entry->d_name, BOOTFILE)) {
 272             if (boot_size) {
 273                 if ((entry->size != boot_size) ||
 274                     (entry->startcluster != boot_cluster))
 275                     boot_changed = true;
 276             }
 277             boot_size = entry->size;
 278             boot_cluster = entry->startcluster;
 279         }
 280 #endif
 281
 282         /* filter out non-visible files */
 283         if ((!(dptr->attr & ATTR_DIRECTORY) && (
 284             (*c->dirfilter == SHOW_PLAYLIST &&
 285              (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_M3U) ||
 286             ((*c->dirfilter == SHOW_MUSIC &&
 287              (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_MPA) &&
 288              (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_M3U) ||
 289             (*c->dirfilter == SHOW_SUPPORTED && !filetype_supported(dptr->attr)))) ||
 290             (*c->dirfilter == SHOW_WPS && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_WPS) ||
 291 #ifdef HAVE_REMOTE_LCD
 292             (*c->dirfilter == SHOW_RWPS && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_RWPS) ||
 293 #endif
 294 #if CONFIG_TUNER
 295             (*c->dirfilter == SHOW_FMR && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_FMR) ||
 296 #endif
 297             (*c->dirfilter == SHOW_CFG && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_CFG) ||
 298             (*c->dirfilter == SHOW_LNG && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_LNG) ||
 299             (*c->dirfilter == SHOW_MOD && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_MOD) ||
 300             (*c->dirfilter == SHOW_FONT && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_FONT) ||
 301             (*c->dirfilter == SHOW_PLUGINS && (dptr->attr & TREE_ATTR_MASK) != TREE_ATTR_ROCK))
 302         {
 303             i--;
 304             continue;
 305         }
 306
 307         if (len > c->name_buffer_size - name_buffer_used - 1) {
 308             /* Tell the world that we ran out of buffer space */
 309             c->dirfull = true;
 310             break;
 311         }
 312         dptr->name = &c->name_buffer[name_buffer_used];
 313         dptr->time_write =
 314             (long)entry->wrtdate<<16 |
 315             (long)entry->wrttime; /* in one # */
 316         strcpy(dptr->name, (char *)entry->d_name);
 317         name_buffer_used += len + 1;
 318
 319         if (dptr->attr & ATTR_DIRECTORY) /* count the remaining dirs */
 320             c->dirsindir++;
 321     }
 322     c->filesindir = i;
 323     c->dirlength = i;
 324     closedir_cached(dir);
 325
 326     qsort(c->dircache,i,sizeof(struct entry),compare);
 327
 328     /* If thumbnail talking is enabled, make an extra run to mark files with
 329        associated thumbnails, so we don't do unsuccessful spinups later. */
 330     if (global_settings.talk_file == 3)
 331         check_file_thumbnails(c); /* map .talk to ours */
 332
 333     return 0;
 334 }
 335
 336 int ft_enter(struct tree_context* c)
 337 {
 338     int rc = 0;
 339     char buf[MAX_PATH];
 340     struct entry *dircache = c->dircache;
 341     struct entry* file = &dircache[c->selected_item];
 342     bool reload_dir = false;
 343     bool start_wps = false;
 344     bool exit_func = false;
 345
 346     if (c->currdir[1])
 347         snprintf(buf,sizeof(buf),"%s/%s",c->currdir, file->name);
 348     else
 349         snprintf(buf,sizeof(buf),"/%s",file->name);
 350
 351     if (file->attr & ATTR_DIRECTORY) {
 352         memcpy(c->currdir, buf, sizeof(c->currdir));
 353         if ( c->dirlevel < MAX_DIR_LEVELS )
 354             c->selected_item_history[c->dirlevel] = c->selected_item;
 355         c->dirlevel++;
 356         c->selected_item=0;
 357     }
 358     else {
 359         int seed = current_tick;
 360         bool play = false;
 361         int start_index=0;
 362
 363         switch ( file->attr & TREE_ATTR_MASK ) {
 364             case TREE_ATTR_M3U:
 365                 if (global_settings.party_mode) {
 366                     gui_syncsplash(HZ, str(LANG_PARTY_MODE));
 367                     break;
 368                 }
 369
 370                 if (bookmark_autoload(buf))
 371                     break;
 372
 373                 gui_syncsplash(0, str(LANG_WAIT));
 374
 375                 /* about to create a new current playlist...
 376                    allow user to cancel the operation */
 377                 if (global_settings.warnon_erase_dynplaylist &&
 378                     playlist_modified(NULL))
 379                 {
 380                     char *lines[]={str(LANG_WARN_ERASEDYNPLAYLIST_PROMPT)};
 381                     struct text_message message={lines, 1};
 382
 383                     if(gui_syncyesno_run(&message, NULL, NULL) != YESNO_YES)
 384                         break;
 385                 }
 386
 387                 if (playlist_create(c->currdir, file->name) != -1)
 388                 {
 389                     if (global_settings.playlist_shuffle)
 390                         playlist_shuffle(seed, -1);
 391                     start_index = 0;
 392                     playlist_start(start_index,0);
 393                     play = true;
 394                 }
 395                 break;
 396
 397             case TREE_ATTR_MPA:
 398                 if (bookmark_autoload(c->currdir))
 399                     break;
 400
 401                 gui_syncsplash(0, str(LANG_WAIT));
 402
 403                 /* about to create a new current playlist...
 404                    allow user to cancel the operation */
 405                 if (global_settings.warnon_erase_dynplaylist &&
 406                     !global_settings.party_mode &&
 407                     playlist_modified(NULL))
 408                 {
 409                     char *lines[]={str(LANG_WARN_ERASEDYNPLAYLIST_PROMPT)};
 410                     struct text_message message={lines, 1};
 411
 412                     if(gui_syncyesno_run(&message, NULL, NULL) != YESNO_YES)
 413                         break;
 414                 }
 415
 416                 if (global_settings.party_mode)
 417                 {
 418                     playlist_insert_track(NULL, buf,
 419                                           PLAYLIST_INSERT_LAST, true, true);
 420                     gui_syncsplash(HZ, str(LANG_QUEUE_LAST));
 421                 }
 422                 else if (playlist_create(c->currdir, NULL) != -1)
 423                 {
 424                     start_index = ft_build_playlist(c, c->selected_item);
 425                     if (global_settings.playlist_shuffle)
 426                     {
 427                         start_index = playlist_shuffle(seed, start_index);
 428
 429                         /* when shuffling dir.: play all files
 430                            even if the file selected by user is
 431                            not the first one */
 432                         if (!global_settings.play_selected)
 433                             start_index = 0;
 434                     }
 435
 436                     playlist_start(start_index, 0);
 437                     play = true;
 438                 }
 439                 break;
 440
 441 #if CONFIG_TUNER
 442                 /* fmr preset file */
 443             case TREE_ATTR_FMR:
 444
 445                 gui_syncsplash(0, str(LANG_WAIT));
 446
 447                 /* Preset inside the default folder. */
 448                 if(!strncasecmp(FMPRESET_PATH, buf, strlen(FMPRESET_PATH)))
 449                 {
 450                     set_file(buf, global_settings.fmr_file, MAX_FILENAME);
 451                     radio_load_presets(global_settings.fmr_file);
 452                     if(!in_radio_screen())
 453                         radio_screen();
 454                 }
 455                 /*
 456                  * Preset outside default folder, we can choose such only
 457                  * if we are out of the radio screen, so the check for the
 458                  * radio status isn't neccessary
 459                  */
 460                 else
 461                 {
 462                     radio_load_presets(buf);
 463                     radio_screen();
 464                 }
 465
 466                 break;
 467 #endif
 468
 469
 470                 /* wps config file */
 471             case TREE_ATTR_WPS:
 472                 gui_syncsplash(0, str(LANG_WAIT));
 473 #if LCD_DEPTH > 1
 474                 unload_wps_backdrop();
 475 #endif
 476                 wps_data_load(gui_wps[0].data, buf, true);
 477                 set_file(buf, (char *)global_settings.wps_file,
 478                          MAX_FILENAME);
 479                 break;
 480
 481 #if defined(HAVE_REMOTE_LCD) && (NB_SCREENS > 1)
 482                 /* remote-wps config file */
 483             case TREE_ATTR_RWPS:
 484                 gui_syncsplash(0, str(LANG_WAIT));
 485                 wps_data_load(gui_wps[1].data, buf, true);
 486                 set_file(buf, (char *)global_settings.rwps_file,
 487                          MAX_FILENAME);
 488                 break;
 489 #endif
 490
 491             case TREE_ATTR_CFG:
 492                 gui_syncsplash(0, str(LANG_WAIT));
 493                 if (!settings_load_config(buf,true))
 494                     break;
 495                 gui_syncsplash(HZ, str(LANG_SETTINGS_LOADED));
 496                 break;
 497
 498             case TREE_ATTR_BMARK:
 499                 gui_syncsplash(0, str(LANG_WAIT));
 500                 bookmark_load(buf, false);
 501                 reload_dir = true;
 502                 break;
 503
 504             case TREE_ATTR_LNG:
 505                 gui_syncsplash(0, str(LANG_WAIT));
 506                 if(!lang_load(buf)) {
 507                     set_file(buf, (char *)global_settings.lang_file,
 508                              MAX_FILENAME);
 509                     talk_init(); /* use voice of same language */
 510                     gui_syncsplash(HZ, str(LANG_LANGUAGE_LOADED));
 511                 }
 512                 break;
 513
 514 #ifdef HAVE_LCD_BITMAP
 515             case TREE_ATTR_FONT:
 516                 gui_syncsplash(0, str(LANG_WAIT));
 517                 font_load(buf);
 518                 set_file(buf, (char *)global_settings.font_file, MAX_FILENAME);
 519                 break;
 520
 521             case TREE_ATTR_KBD:
 522                 gui_syncsplash(0, str(LANG_WAIT));
 523                 if (!load_kbd(buf))
 524                     gui_syncsplash(HZ, str(LANG_KEYBOARD_LOADED));
 525                 set_file(buf, (char *)global_settings.kbd_file, MAX_FILENAME);
 526                 break;
 527 #endif
 528
 529 #ifndef SIMULATOR
 530                 /* firmware file */
 531             case TREE_ATTR_MOD:
 532                 gui_syncsplash(0, str(LANG_WAIT));
 533                 rolo_load(buf);
 534                 break;
 535 #endif
 536
 537                 /* plugin file */
 538             case TREE_ATTR_ROCK:
 539                 if (global_settings.party_mode) {
 540                     gui_syncsplash(HZ, str(LANG_PARTY_MODE));
 541                     break;
 542                 }
 543
 544                 gui_syncsplash(0, str(LANG_WAIT));
 545
 546                 if (plugin_load(buf,NULL) == PLUGIN_USB_CONNECTED)
 547                 {
 548                     if(*c->dirfilter > NUM_FILTER_MODES)
 549                         /* leave sub-browsers after usb, doing
 550                            otherwise might be confusing to the user */
 551                         exit_func = true;
 552                     else
 553                         reload_dir = true;
 554                 }
 555                 break;
 556
 557             case TREE_ATTR_CUE:
 558                 display_cuesheet_content(buf);
 559                 break;
 560
 561             default:
 562             {
 563                 char* plugin;
 564
 565                 if (global_settings.party_mode) {
 566                     gui_syncsplash(HZ, str(LANG_PARTY_MODE));
 567                     break;
 568                 }
 569
 570                 plugin = filetype_get_plugin(file);
 571                 if (plugin)
 572                 {
 573                     if (plugin_load(plugin,buf) == PLUGIN_USB_CONNECTED)
 574                         reload_dir = true;
 575                 }
 576                 break;
 577             }
 578         }
 579
 580         if ( play ) {
 581             /* the resume_index must always be the index in the
 582                shuffled list in case shuffle is enabled */
 583             global_status.resume_index = start_index;
 584             global_status.resume_offset = 0;
 585             status_save();
 586
 587             start_wps = true;
 588         }
 589         else {
 590             if (*c->dirfilter > NUM_FILTER_MODES &&
 591                 *c->dirfilter != SHOW_FONT &&
 592                 *c->dirfilter != SHOW_PLUGINS)
 593             {
 594                 exit_func = true;
 595             }
 596         }
 597     }
 598
 599     if (reload_dir)
 600         rc = 1;
 601     if (start_wps)
 602         rc = 2;
 603     if (exit_func)
 604         rc = 3;
 605
 606     return rc;
 607 }
 608
 609 int ft_exit(struct tree_context* c)
 610 {
 611     extern char lastfile[]; /* from tree.c */
 612     char buf[MAX_PATH];
 613     int rc = 0;
 614     bool exit_func = false;
 615
 616     int i = strlen(c->currdir);
 617     if (i>1) {
 618         while (c->currdir[i-1]!='/')
 619             i--;
 620         strcpy(buf,&c->currdir[i]);
 621         if (i==1)
 622             c->currdir[i]=0;
 623         else
 624             c->currdir[i-1]=0;
 625
 626         if (*c->dirfilter > NUM_FILTER_MODES && c->dirlevel < 1)
 627             exit_func = true;
 628
 629         c->dirlevel--;
 630         if ( c->dirlevel < MAX_DIR_LEVELS )
 631             c->selected_item=c->selected_item_history[c->dirlevel];
 632         else
 633             c->selected_item=0;
 634
 635         /* if undefined position */
 636         if (c->selected_item == -1)
 637             strcpy(lastfile, buf);
 638     }
 639     else
 640     {
 641         if (*c->dirfilter > NUM_FILTER_MODES && c->dirlevel < 1)
 642             exit_func = true;
 643     }
 644
 645     if (exit_func)
 646         rc = 3;
 647
 648     return rc;
 649 }