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