apps/plugins/random_folder_advance_config.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2006 Jonathan Gordon
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #include "plugin.h"
  22 #include "lib/oldmenuapi.h"
  23
  24 PLUGIN_HEADER
  25
  26 static bool abort;
  27 static int fd;
  28 static int dirs_count;
  29 static int lasttick;
  30 #define RFA_FILE ROCKBOX_DIR "/folder_advance_list.dat"
  31 #define RFADIR_FILE ROCKBOX_DIR "/folder_advance_dir.txt"
  32 #define RFA_FILE_TEXT ROCKBOX_DIR "/folder_advance_list.txt"
  33 #define MAX_REMOVED_DIRS 10
  34
  35 char *buffer = NULL;
  36 ssize_t buffer_size;
  37 int num_replaced_dirs = 0;
  38 char removed_dirs[MAX_REMOVED_DIRS][MAX_PATH];
  39 struct file_format {
  40     int count;
  41     char folder[][MAX_PATH];
  42 };
  43 struct file_format *list = NULL;
  44
  45 void update_screen(bool clear)
  46 {
  47     char buf[15];
  48     int i;
  49
  50     rb->snprintf(buf,sizeof(buf),"Folders: %d",dirs_count);
  51     FOR_NB_SCREENS(i)
  52     {
  53         if(clear)
  54             rb->screens[i]->clear_display();
  55         rb->screens[i]->putsxy(0,0,buf);
  56         rb->screens[i]->update();
  57     }
  58 }
  59
  60 void traversedir(char* location, char* name)
  61 {
  62     struct dirent *entry;
  63     DIR* dir;
  64     char fullpath[MAX_PATH], path[MAX_PATH];
  65     bool check = false;
  66     int i;
  67
  68     rb->snprintf(fullpath, sizeof(fullpath), "%s/%s", location, name);
  69     dir = rb->opendir(fullpath);
  70     if (dir) {
  71         entry = rb->readdir(dir);
  72         while (entry) {
  73             if (abort == true)
  74                 break;
  75             /* Skip .. and . */
  76             if (entry->d_name[0] == '.')
  77             {
  78                 if (    !rb->strcmp(entry->d_name,".")
  79                      || !rb->strcmp(entry->d_name,"..")
  80                      || !rb->strcmp(entry->d_name,".rockbox"))
  81                     check = false;
  82                 else check = true;
  83             }
  84             else check = true;
  85
  86         /* check if path is removed directory, if so dont enter it */
  87         rb->snprintf(path, MAX_PATH, "%s/%s", fullpath, entry->d_name);
  88         while(path[0] == '/')
  89             rb->strncpy(path, path + 1, rb->strlen(path));
  90         for(i = 0; i < num_replaced_dirs; i++)
  91         {
  92             if(!rb->strcmp(path, removed_dirs[i]))
  93             {
  94                 check = false;
  95                 break;
  96             }
  97         }
  98
  99             if (check)
 100             {
 101                 if (entry->attribute & ATTR_DIRECTORY) {
 102                     char *start;
 103                     dirs_count++;
 104                     rb->snprintf(path,MAX_PATH,"%s/%s",fullpath,entry->d_name);
 105                     start = &path[rb->strlen(path)];
 106                     rb->memset(start,0,&path[MAX_PATH-1]-start);
 107                     rb->write(fd,path,MAX_PATH);
 108                     traversedir(fullpath, entry->d_name);
 109                 }
 110             }
 111             if (*rb->current_tick - lasttick > (HZ/2)) {
 112                 update_screen(false);
 113                 lasttick = *rb->current_tick;
 114                 if (rb->action_userabort(TIMEOUT_NOBLOCK))
 115                 {
 116                     abort = true;
 117                     break;
 118                 }
 119             }
 120
 121             entry = rb->readdir(dir);
 122         }
 123         rb->closedir(dir);
 124     }
 125 }
 126
 127 bool custom_dir(void)
 128 {
 129     DIR* dir_check;
 130     char *starts, line[MAX_PATH], formatted_line[MAX_PATH];
 131     static int fd2;
 132     char buf[11];
 133     int i, errors = 0;
 134
 135     /* populate removed dirs array */
 136     if((fd2 = rb->open(RFADIR_FILE,O_RDONLY)) > 0)
 137     {
 138         while ((rb->read_line(fd2, line, MAX_PATH - 1)) > 0)
 139         {
 140             if ((line[0] == '-') && (line[1] == '/') &&
 141                      (num_replaced_dirs < MAX_REMOVED_DIRS))
 142             {
 143                 num_replaced_dirs ++;
 144                 rb->strncpy(removed_dirs[num_replaced_dirs - 1], line + 2,
 145                                 rb->strlen(line));
 146             }
 147         }
 148         rb->close(fd2);
 149     }
 150
 151     if((fd2 = rb->open(RFADIR_FILE,O_RDONLY)) > 0)
 152     {
 153         while ((rb->read_line(fd2, line, MAX_PATH - 1)) > 0)
 154         {
 155             /* blank lines and removed dirs ignored */
 156             if (rb->strlen(line) && ((line[0] != '-') || (line[1] != '/')))
 157             {
 158                 /* remove preceeding '/'s from the line */
 159                 while(line[0] == '/')
 160                     rb->strncpy(line, line + 1, rb->strlen(line));
 161
 162                 rb->snprintf(formatted_line, MAX_PATH, "/%s", line);
 163
 164                 dir_check = rb->opendir(formatted_line);
 165
 166                 if (dir_check)
 167                 {
 168                     rb->closedir(dir_check);
 169                     starts = &formatted_line[rb->strlen(formatted_line)];
 170                     rb->memset(starts, 0, &formatted_line[MAX_PATH-1]-starts);
 171                     bool write_line = true;
 172
 173                     for(i = 0; i < num_replaced_dirs; i++)
 174                     {
 175                         if(!rb->strcmp(line, removed_dirs[i]))
 176                         {
 177                              write_line = false;
 178                              break;
 179                         }
 180                     }
 181
 182                     if(write_line)
 183                     {
 184                         dirs_count++;
 185                         rb->write(fd, formatted_line, MAX_PATH);
 186                     }
 187
 188                     traversedir("", line);
 189                 }
 190                 else
 191                 {
 192                      errors ++;
 193                      rb->snprintf(buf,sizeof(buf),"Not found:");
 194                      FOR_NB_SCREENS(i)
 195                      {
 196                          rb->screens[i]->puts(0,0,buf);
 197                          rb->screens[i]->puts(0, errors, line);
 198                      }
 199                      update_screen(false);
 200                 }
 201             }
 202         }
 203         rb->close(fd2);
 204         if(errors)
 205             /* Press button to continue */
 206             rb->get_action(CONTEXT_STD, TIMEOUT_BLOCK);
 207     }
 208     else
 209         return false;
 210     return true;
 211 }
 212
 213 void generate(void)
 214 {
 215     dirs_count = 0;
 216     abort = false;
 217     fd = rb->open(RFA_FILE,O_CREAT|O_WRONLY);
 218     rb->write(fd,&dirs_count,sizeof(int));
 219     if (fd < 0)
 220     {
 221         rb->splashf(HZ, "Couldnt open %s", RFA_FILE);
 222         return;
 223     }
 224 #ifndef HAVE_LCD_CHARCELLS
 225     update_screen(true);
 226 #endif
 227     lasttick = *rb->current_tick;
 228
 229     if(!custom_dir())
 230         traversedir("", "");
 231
 232     rb->lseek(fd,0,SEEK_SET);
 233     rb->write(fd,&dirs_count,sizeof(int));
 234     rb->close(fd);
 235     rb->splash(HZ, "Done");
 236 }
 237 char *list_get_name_cb(int selected_item, void* data, char* buf, size_t buf_len)
 238 {
 239     (void)data;
 240     rb->strncpy(buf, list->folder[selected_item], buf_len);
 241     return buf;
 242 }
 243
 244 int load_list(void)
 245 {
 246     int myfd = rb->open(RFA_FILE,O_RDONLY);
 247     if (myfd < 0)
 248         return -1;
 249     buffer = rb->plugin_get_audio_buffer((size_t *)&buffer_size);
 250     if (!buffer)
 251     {
 252         return -2;
 253     }
 254
 255     rb->read(myfd,buffer,buffer_size);
 256     rb->close(myfd);
 257     list = (struct file_format *)buffer;
 258
 259     return 0;
 260 }
 261
 262 int save_list(void)
 263 {
 264     int myfd = rb->creat(RFA_FILE);
 265     if (myfd < 0)
 266     {
 267         rb->splash(HZ, "Could Not Open " RFA_FILE);
 268         return -1;
 269     }
 270     int dirs_count = 0, i = 0;
 271     rb->write(myfd,&dirs_count,sizeof(int));
 272     for ( ;i<list->count;i++)
 273     {
 274         if (list->folder[i][0] != ' ')
 275         {
 276             dirs_count++;
 277             rb->write(myfd,list->folder[i],MAX_PATH);
 278         }
 279     }
 280     rb->lseek(myfd,0,SEEK_SET);
 281     rb->write(myfd,&dirs_count,sizeof(int));
 282     rb->close(myfd);
 283
 284     return 1;
 285 }
 286
 287 int edit_list(void)
 288 {
 289     struct gui_synclist lists;
 290     bool exit = false;
 291     int button,i;
 292     int selection, ret = 0;
 293
 294     /* load the dat file if not already done */
 295     if ((list == NULL || list->count == 0) && (i = load_list()) != 0)
 296     {
 297         rb->splashf(HZ*2, "Could not load %s, rv = %d", RFA_FILE, i);
 298         return -1;
 299     }
 300
 301     dirs_count = list->count;
 302
 303     rb->gui_synclist_init(&lists,list_get_name_cb,0, false, 1, NULL);
 304     rb->gui_synclist_set_icon_callback(&lists,NULL);
 305     rb->gui_synclist_set_nb_items(&lists,list->count);
 306     rb->gui_synclist_limit_scroll(&lists,true);
 307     rb->gui_synclist_select_item(&lists, 0);
 308
 309     while (!exit)
 310     {
 311         rb->gui_synclist_draw(&lists);
 312         button = rb->get_action(CONTEXT_LIST,TIMEOUT_BLOCK);
 313         if (rb->gui_synclist_do_button(&lists,&button,LIST_WRAP_UNLESS_HELD))
 314             continue;
 315         selection = rb->gui_synclist_get_sel_pos(&lists);
 316         switch (button)
 317         {
 318             case ACTION_STD_OK:
 319                 list->folder[selection][0] = ' ';
 320                 list->folder[selection][1] = '\0';
 321                 break;
 322             case ACTION_STD_CONTEXT:
 323             {
 324                 int m, len;
 325                 static const struct menu_item items[] = {
 326                     { "Remove Folder", NULL },
 327                     { "Remove Folder Tree", NULL },
 328                 };
 329                 m = menu_init(items, sizeof(items) / sizeof(*items),
 330                                   NULL, NULL, NULL, NULL);
 331
 332                 switch (menu_show(m))
 333                 {
 334                     case 0:
 335                         list->folder[selection][0] = ' ';
 336                         list->folder[selection][1] = '\0';
 337                         break;
 338                     case 1:
 339                     {
 340                         char temp[MAX_PATH];
 341                         rb->strcpy(temp,list->folder[selection]);
 342                         len = rb->strlen(temp);
 343                         for (i=0;i<list->count;i++)
 344                         {
 345                             if (!rb->strncmp(list->folder[i],temp,len))
 346                             {
 347                                 list->folder[i][0] = ' ';
 348                                 list->folder[i][1] = '\0';
 349                             }
 350                         }
 351                     }
 352                     break;
 353                 }
 354                 menu_exit(m);
 355             }
 356             break;
 357             case ACTION_STD_CANCEL:
 358             {
 359                 int m;
 360                 static const struct menu_item items[] = {
 361                     { "Save and Exit", NULL },
 362                     { "Ignore Changes and Exit", NULL },
 363                 };
 364                 m = menu_init(items, sizeof(items) / sizeof(*items),
 365                                   NULL, NULL, NULL, NULL);
 366
 367                 switch (menu_show(m))
 368                 {
 369                     case 0:
 370                         save_list();
 371                     case 1:
 372                         exit = true;
 373                         ret = -2;
 374                 }
 375                 menu_exit(m);
 376             }
 377             break;
 378         }
 379     }
 380     return ret;
 381 }
 382
 383 int export_list_to_file_text(void)
 384 {
 385     int i = 0;
 386     /* load the dat file if not already done */
 387     if ((list == NULL || list->count == 0) && (i = load_list()) != 0)
 388     {
 389         rb->splashf(HZ*2, "Could not load %s, rv = %d", RFA_FILE, i);
 390         return 0;
 391     }
 392
 393     if (list->count <= 0)
 394     {
 395         rb->splashf(HZ*2, "no dirs in list file: %s", RFA_FILE);
 396         return 0;
 397     }
 398
 399     /* create and open the file */
 400     int myfd = rb->creat(RFA_FILE_TEXT);
 401     if (myfd < 0)
 402     {
 403         rb->splashf(HZ*4, "failed to open: fd = %d, file = %s",
 404             myfd, RFA_FILE_TEXT);
 405         return -1;
 406     }
 407
 408     /* write each directory to file */
 409     for (i = 0; i < list->count; i++)
 410     {
 411         if (list->folder[i][0] != ' ')
 412         {
 413             rb->fdprintf(myfd, "%s\n", list->folder[i]);
 414         }
 415     }
 416
 417     rb->close(myfd);
 418     rb->splash(HZ, "Done");
 419     return 1;
 420 }
 421
 422 int import_list_from_file_text(void)
 423 {
 424     char line[MAX_PATH];
 425
 426     buffer = rb->plugin_get_audio_buffer((size_t *)&buffer_size);
 427     if (buffer == NULL)
 428     {
 429         rb->splash(HZ*2, "failed to get audio buffer");
 430         return -1;
 431     }
 432
 433     int myfd = rb->open(RFA_FILE_TEXT, O_RDONLY);
 434     if (myfd < 0)
 435     {
 436         rb->splashf(HZ*2, "failed to open: %s", RFA_FILE_TEXT);
 437         return -1;
 438     }
 439
 440     /* set the list structure, and initialize count */
 441     list = (struct file_format *)buffer;
 442     list->count = 0;
 443
 444     while ((rb->read_line(myfd, line, MAX_PATH - 1)) > 0)
 445     {
 446         /* copy the dir name, and skip the newline */
 447         int len = rb->strlen(line);
 448         /* remove CRs */
 449         if (len > 0)
 450         {
 451             if (line[len-1] == 0x0A || line[len-1] == 0x0D)
 452                 line[len-1] = 0x00;
 453             if (len > 1 &&
 454                 (line[len-2] == 0x0A || line[len-2] == 0x0D))
 455                 line[len-2] = 0x00;
 456         }
 457
 458         rb->strcpy(list->folder[list->count++], line);
 459     }
 460
 461     rb->close(myfd);
 462
 463     if (list->count == 0)
 464     {
 465         load_list();
 466     }
 467     else
 468     {
 469         save_list();
 470     }
 471     rb->splash(HZ, "Done");
 472     return list->count;
 473 }
 474
 475 int main_menu(void)
 476 {
 477     int m;
 478     bool exit = false;
 479     static const struct menu_item items[] = {
 480         { "Generate Folder List", NULL },
 481         { "Edit Folder List", NULL },
 482         { "Export List To Textfile", NULL },
 483         { "Import List From Textfile", NULL },
 484         { "Quit", NULL },
 485     };
 486     m = menu_init(items, sizeof(items) / sizeof(*items),
 487                       NULL, NULL, NULL, NULL);
 488
 489     switch (menu_show(m))
 490     {
 491         case 0: /* generate */
 492 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
 493             rb->cpu_boost(true);
 494 #endif
 495             generate();
 496 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
 497             rb->cpu_boost(false);
 498 #endif
 499 #ifdef HAVE_REMOTE_LCD
 500             rb->remote_backlight_on();
 501 #endif
 502             rb->backlight_on();
 503             break;
 504         case 1:
 505 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
 506             rb->cpu_boost(true);
 507 #endif
 508             if (edit_list() < 0)
 509                 exit = true;
 510 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
 511             rb->cpu_boost(false);
 512 #endif
 513 #ifdef HAVE_REMOTE_LCD
 514             rb->remote_backlight_on();
 515 #endif
 516             rb->backlight_on();
 517             break;
 518         case 2: /* export to textfile */
 519 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
 520             rb->cpu_boost(true);
 521 #endif
 522             export_list_to_file_text();
 523 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
 524             rb->cpu_boost(false);
 525 #endif
 526 #ifdef HAVE_REMOTE_LCD
 527             rb->remote_backlight_on();
 528 #endif
 529             rb->backlight_on();
 530             break;
 531         case 3: /* import from textfile */
 532 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
 533             rb->cpu_boost(true);
 534 #endif
 535             import_list_from_file_text();
 536 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
 537             rb->cpu_boost(false);
 538 #endif
 539 #ifdef HAVE_REMOTE_LCD
 540             rb->remote_backlight_on();
 541 #endif
 542             rb->backlight_on();
 543             break;
 544         case 4:
 545             menu_exit(m);
 546             return 1;
 547     }
 548     menu_exit(m);
 549     return exit?1:0;
 550 }
 551
 552 enum plugin_status plugin_start(const void* parameter)
 553 {
 554     (void)parameter;
 555
 556     abort = false;
 557
 558     while (!main_menu())
 559         ;
 560     return PLUGIN_OK;
 561 }