apps/filetypes.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *
   8  * $Id$
   9  *
  10  * Copyright (C) 2007 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
  22 #include <stdio.h>
  23 #include <string.h>
  24 #include <stdlib.h>
  25 #include <stdbool.h>
  26 #include "string.h"
  27 #include <ctype.h>
  28
  29 #include "sprintf.h"
  30 #include "settings.h"
  31 #include "debug.h"
  32 #include "lang.h"
  33 #include "kernel.h"
  34 #include "plugin.h"
  35 #include "filetypes.h"
  36 #include "screens.h"
  37 #include "dir.h"
  38 #include "file.h"
  39 #include "splash.h"
  40 #include "buffer.h"
  41 #include "icons.h"
  42 #include "logf.h"
  43
  44 /* max filetypes (plugins & icons stored here) */
  45 #if CONFIG_CODEC == SWCODEC
  46 #define MAX_FILETYPES 128
  47 #else
  48 #define MAX_FILETYPES 48
  49 #endif
  50
  51 /* a table for the know file types */
  52 static const struct filetype inbuilt_filetypes[] = {
  53     { "mp3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  54     { "mp2", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  55     { "mpa", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  56 #if CONFIG_CODEC == SWCODEC
  57     /* Temporary hack to allow playlist creation */
  58     { "mp1", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  59     { "ogg", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  60     { "oga", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  61     { "wma", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  62     { "wmv", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  63     { "asf", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  64     { "wav", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  65     { "flac",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  66     { "ac3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  67     { "a52", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  68     { "mpc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  69     { "wv",  FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  70     { "m4a", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  71     { "m4b", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  72     { "mp4", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  73     { "mod", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  74     { "shn", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  75     { "aif", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  76     { "aiff",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  77     { "spx" ,FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  78     { "sid", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  79     { "adx", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  80     { "nsf", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  81     { "nsfe",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  82     { "spc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  83     { "ape", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  84     { "mac", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  85     { "sap" ,FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  86     { "rm",  FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  87     { "ra",  FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  88     { "rmvb",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  89 #endif
  90     { "m3u", FILE_ATTR_M3U, Icon_Playlist, LANG_PLAYLIST },
  91     { "m3u8",FILE_ATTR_M3U, Icon_Playlist, LANG_PLAYLIST },
  92     { "cfg", FILE_ATTR_CFG, Icon_Config,   VOICE_EXT_CFG },
  93     { "wps", FILE_ATTR_WPS, Icon_Wps,      VOICE_EXT_WPS },
  94 #ifdef HAVE_REMOTE_LCD
  95     { "rwps",FILE_ATTR_RWPS, Icon_Wps,     VOICE_EXT_RWPS },
  96 #endif
  97 #if LCD_DEPTH > 1
  98     { "bmp", FILE_ATTR_BMP, Icon_Wps, VOICE_EXT_WPS },
  99 #endif
 100 #if CONFIG_TUNER
 101     { "fmr", FILE_ATTR_FMR, Icon_Preset, LANG_FMR },
 102 #endif
 103     { "lng", FILE_ATTR_LNG, Icon_Language, LANG_LANGUAGE },
 104     { "rock",FILE_ATTR_ROCK,Icon_Plugin,   VOICE_EXT_ROCK },
 105 #ifdef HAVE_LCD_BITMAP
 106     { "fnt", FILE_ATTR_FONT,Icon_Font,     VOICE_EXT_FONT },
 107     { "kbd", FILE_ATTR_KBD, Icon_Keyboard, VOICE_EXT_KBD },
 108 #endif
 109     { "bmark",FILE_ATTR_BMARK, Icon_Bookmark,  VOICE_EXT_BMARK },
 110     { "cue",  FILE_ATTR_CUE,   Icon_Bookmark,  VOICE_EXT_CUESHEET },
 111 #ifdef BOOTFILE_EXT
 112     { BOOTFILE_EXT, FILE_ATTR_MOD, Icon_Firmware, VOICE_EXT_AJZ },
 113 #endif
 114 #ifdef BOOTFILE_EXT2
 115     { BOOTFILE_EXT2, FILE_ATTR_MOD, Icon_Firmware, VOICE_EXT_AJZ },
 116 #endif
 117 };
 118
 119 void tree_get_filetypes(const struct filetype** types, int* count)
 120 {
 121     *types = inbuilt_filetypes;
 122     *count = sizeof(inbuilt_filetypes) / sizeof(*inbuilt_filetypes);
 123 }
 124
 125 /* mask for dynamic filetype info in attribute */
 126 #define FILETYPES_MASK 0xFF00
 127 #define ROCK_EXTENSION "rock"
 128
 129 struct file_type {
 130     int  icon; /* the icon which shall be used for it, NOICON if unknown */
 131     unsigned char  attr; /* FILETYPES_MASK >> 8 */
 132     char* plugin; /* Which plugin to use, NULL if unknown, or builtin */
 133     char* extension; /* NULL for none */
 134 };
 135 static struct file_type filetypes[MAX_FILETYPES];
 136 static int custom_filetype_icons[MAX_FILETYPES];
 137 static bool custom_icons_loaded = false;
 138 #ifdef HAVE_LCD_COLOR
 139 static int custom_colors[MAX_FILETYPES+1];
 140 #endif
 141 static int filetype_count = 0;
 142 static unsigned char highest_attr = 0;
 143
 144 static char *filetypes_strdup(char* string)
 145 {
 146     char *buffer = (char*)buffer_alloc(strlen(string)+1);
 147     strcpy(buffer, string);
 148     return buffer;
 149 }
 150 static void read_builtin_types(void);
 151 static void read_config(char* config_file);
 152 #ifdef HAVE_LCD_COLOR
 153 /* Colors file format is similar to icons:
 154  * ext:hex_color
 155  * load a colors file from a theme with:
 156  * filetype colours: filename.colours */
 157 void read_color_theme_file(void) {
 158     char buffer[MAX_PATH];
 159     int fd;
 160     char *ext, *color;
 161     int i;
 162     for (i = 0; i < MAX_FILETYPES+1; i++) {
 163         custom_colors[i] = -1;
 164     }
 165     snprintf(buffer, MAX_PATH, "%s/%s.colours", THEME_DIR,
 166              global_settings.colors_file);
 167     fd = open(buffer, O_RDONLY);
 168     if (fd < 0)
 169         return;
 170     while (read_line(fd, buffer, MAX_PATH) > 0)
 171     {
 172         if (!settings_parseline(buffer, &ext, &color))
 173             continue;
 174         if (!strcasecmp(ext, "folder"))
 175         {
 176             hex_to_rgb(color, &custom_colors[0]);
 177             continue;
 178         }
 179         if (!strcasecmp(ext, "???"))
 180         {
 181             hex_to_rgb(color, &custom_colors[MAX_FILETYPES]);
 182             continue;
 183         }
 184         for (i=1; i<filetype_count; i++)
 185         {
 186             if (filetypes[i].extension &&
 187                 !strcasecmp(ext, filetypes[i].extension))
 188             {
 189                 hex_to_rgb(color, &custom_colors[i]);
 190                 break;
 191             }
 192         }
 193     }
 194     close(fd);
 195 }
 196 #endif
 197 #ifdef HAVE_LCD_BITMAP
 198 void read_viewer_theme_file(void)
 199 {
 200     char buffer[MAX_PATH];
 201     int fd;
 202     char *ext, *icon;
 203     int i;
 204     global_status.viewer_icon_count = 0;
 205     custom_icons_loaded = false;
 206     custom_filetype_icons[0] = Icon_Folder;
 207     for (i=1; i<filetype_count; i++)
 208     {
 209         custom_filetype_icons[i] = filetypes[i].icon;
 210     }
 211
 212     snprintf(buffer, MAX_PATH, "%s/%s.icons", ICON_DIR,
 213              global_settings.viewers_icon_file);
 214     fd = open(buffer, O_RDONLY);
 215     if (fd < 0)
 216         return;
 217     while (read_line(fd, buffer, MAX_PATH) > 0)
 218     {
 219         if (!settings_parseline(buffer, &ext, &icon))
 220             continue;
 221         for (i=0; i<filetype_count; i++)
 222         {
 223             if (filetypes[i].extension &&
 224                 !strcasecmp(ext, filetypes[i].extension))
 225             {
 226                 if (*icon == '*')
 227                     custom_filetype_icons[i] = atoi(icon+1);
 228                 else if (*icon == '-')
 229                     custom_filetype_icons[i] = Icon_NOICON;
 230                 else if (*icon >= '0' && *icon <= '9')
 231                 {
 232                     int number = atoi(icon);
 233                     if (number > global_status.viewer_icon_count)
 234                         global_status.viewer_icon_count++;
 235                     custom_filetype_icons[i] = Icon_Last_Themeable + number;
 236                 }
 237                 break;
 238             }
 239         }
 240     }
 241     close(fd);
 242     custom_icons_loaded = true;
 243 }
 244 #endif
 245
 246 void  filetype_init(void)
 247 {
 248     /* set the directory item first */
 249     filetypes[0].extension = NULL;
 250     filetypes[0].plugin = NULL;
 251     filetypes[0].attr   = 0;
 252     filetypes[0].icon   = Icon_Folder;
 253
 254     filetype_count = 1;
 255     read_builtin_types();
 256     read_config(VIEWERS_CONFIG);
 257 #ifdef HAVE_LCD_BITMAP
 258     read_viewer_theme_file();
 259 #endif
 260 #ifdef HAVE_LCD_COLOR
 261     read_color_theme_file();
 262 #endif
 263 }
 264
 265 /* remove all white spaces from string */
 266 static void rm_whitespaces(char* str)
 267 {
 268     char *s = str;
 269     while (*str)
 270     {
 271         if (!isspace(*str))
 272         {
 273             *s = *str;
 274             s++;
 275         }
 276         str++;
 277     }
 278     *s = '\0';
 279 }
 280
 281 static void read_builtin_types(void)
 282 {
 283     int count = sizeof(inbuilt_filetypes)/sizeof(*inbuilt_filetypes), i;
 284     for(i=0; i<count && (filetype_count < MAX_FILETYPES); i++)
 285     {
 286         filetypes[filetype_count].extension = inbuilt_filetypes[i].extension;
 287         filetypes[filetype_count].plugin = NULL;
 288         filetypes[filetype_count].attr   = inbuilt_filetypes[i].tree_attr>>8;
 289         if (filetypes[filetype_count].attr > highest_attr)
 290             highest_attr = filetypes[filetype_count].attr;
 291         filetypes[filetype_count].icon   = inbuilt_filetypes[i].icon;
 292         filetype_count++;
 293     }
 294 }
 295
 296 static void read_config(char* config_file)
 297 {
 298     char line[64], *s, *e;
 299     char extension[8], plugin[32];
 300     int fd = open(config_file, O_RDONLY);
 301     if (fd < 0)
 302         return;
 303     /* config file is in the for
 304        <extension>,<plugin>,<icon code>
 305        ignore line if either of the first two are missing */
 306     while (read_line(fd, line, 64) > 0)
 307     {
 308         if (filetype_count >= MAX_FILETYPES)
 309         {
 310             splash(HZ, ID2P(LANG_FILETYPES_FULL));
 311             break;
 312         }
 313         rm_whitespaces(line);
 314         /* get the extention */
 315         s = line;
 316         e = strchr(s, ',');
 317         if (!e)
 318             continue;
 319         *e = '\0';
 320         strcpy(extension, s);
 321
 322         /* get the plugin */
 323         s = e+1;
 324         e = strchr(s, ',');
 325         if (!e)
 326             continue;
 327         *e = '\0';
 328
 329         strcpy(plugin, s);
 330         /* ok, store this plugin/extension, check icon after */
 331         filetypes[filetype_count].extension = filetypes_strdup(extension);
 332         filetypes[filetype_count].plugin = filetypes_strdup(plugin);
 333         filetypes[filetype_count].attr = highest_attr +1;
 334         filetypes[filetype_count].icon = Icon_Questionmark;
 335         highest_attr++;
 336         /* get the icon */
 337         s = e+1;
 338         if (*s == '*')
 339             filetypes[filetype_count].icon = atoi(s+1);
 340         else if (*s == '-')
 341             filetypes[filetype_count].icon = Icon_NOICON;
 342         else if (*s >= '0' && *s <= '9')
 343             filetypes[filetype_count].icon = Icon_Last_Themeable + atoi(s);
 344         filetype_count++;
 345     }
 346 }
 347
 348 int filetype_get_attr(const char* file)
 349 {
 350     char *extension = strrchr(file, '.');
 351     int i;
 352     if (!extension)
 353         return 0;
 354     extension++;
 355     for (i=0; i<filetype_count; i++)
 356     {
 357         if (filetypes[i].extension &&
 358             !strcasecmp(extension, filetypes[i].extension))
 359             return (filetypes[i].attr<<8)&FILE_ATTR_MASK;
 360     }
 361     return 0;
 362 }
 363
 364 static int find_attr(int attr)
 365 {
 366     int i;
 367     /* skip the directory item */
 368     if ((attr & ATTR_DIRECTORY)==ATTR_DIRECTORY)
 369         return 0;
 370     for (i=1; i<filetype_count; i++)
 371     {
 372         if ((attr>>8) == filetypes[i].attr)
 373             return i;
 374     }
 375     return -1;
 376 }
 377
 378 #ifdef HAVE_LCD_COLOR
 379 int filetype_get_color(const char * name, int attr)
 380 {
 381     char *extension;
 382     int i;
 383     if ((attr & ATTR_DIRECTORY)==ATTR_DIRECTORY)
 384         return custom_colors[0];
 385     extension = strrchr(name, '.');
 386     if (!extension)
 387         return custom_colors[MAX_FILETYPES];
 388     extension++;
 389
 390     for (i=1; i<filetype_count; i++)
 391     {
 392         if (filetypes[i].extension &&
 393             !strcasecmp(extension, filetypes[i].extension))
 394             return custom_colors[i];
 395     }
 396     return custom_colors[MAX_FILETYPES];
 397 }
 398 #endif
 399
 400 int filetype_get_icon(int attr)
 401 {
 402     int index = find_attr(attr);
 403     if (index < 0)
 404         return Icon_NOICON;
 405     if (custom_icons_loaded)
 406         return custom_filetype_icons[index];
 407     return filetypes[index].icon;
 408 }
 409
 410 char* filetype_get_plugin(const struct entry* file)
 411 {
 412     static char plugin_name[MAX_PATH];
 413     int index = find_attr(file->attr);
 414     if (index < 0)
 415         return NULL;
 416     if (filetypes[index].plugin == NULL)
 417         return NULL;
 418     snprintf(plugin_name, MAX_PATH, "%s/%s.%s",
 419              PLUGIN_DIR, filetypes[index].plugin, ROCK_EXTENSION);
 420     return plugin_name;
 421 }
 422
 423 bool  filetype_supported(int attr)
 424 {
 425     return find_attr(attr) >= 0;
 426 }
 427
 428 /**** Open With Screen ****/
 429 struct cb_data {
 430     int *items;
 431     const char *current_file;
 432 };
 433
 434 static enum themable_icons openwith_get_icon(int selected_item, void * data)
 435 {
 436     struct cb_data *info = (struct cb_data *)data;
 437     int *items = info->items;
 438     return filetypes[items[selected_item]].icon;
 439 }
 440
 441 static const char* openwith_get_name(int selected_item, void * data,
 442                                      char * buffer, size_t buffer_len)
 443 {
 444     (void)buffer; (void)buffer_len;
 445     struct cb_data *info = (struct cb_data *)data;
 446     int *items = info->items;
 447     const char *s = strrchr(filetypes[items[selected_item]].plugin, '/');
 448     if (s)
 449         return s+1;
 450     else return filetypes[items[selected_item]].plugin;
 451 }
 452
 453 static int openwith_action_callback(int action, struct gui_synclist *lists)
 454 {
 455     struct cb_data *info = (struct cb_data *)lists->data;
 456     int *items = info->items;
 457     int i;
 458     if (action == ACTION_STD_OK)
 459     {
 460         char plugin[MAX_PATH];
 461         i = items[gui_synclist_get_sel_pos(lists)];
 462         snprintf(plugin, MAX_PATH, "%s/%s.%s",
 463                     PLUGIN_DIR, filetypes[i].plugin, ROCK_EXTENSION);
 464         plugin_load(plugin, info->current_file);
 465         return ACTION_STD_CANCEL;
 466     }
 467     return action;
 468 }
 469
 470 int filetype_list_viewers(const char* current_file)
 471 {
 472     int i, count = 0;
 473     int items[MAX_FILETYPES];
 474     struct simplelist_info info;
 475     struct cb_data data = { items, current_file };
 476     for (i=0; i<filetype_count && count < MAX_FILETYPES; i++)
 477     {
 478         if (filetypes[i].plugin)
 479         {
 480             int j;
 481             for (j=0;j<count;j++) /* check if the plugin is in the list yet */
 482             {
 483                 if (!strcmp(filetypes[i].plugin,filetypes[items[j]].plugin))
 484                     break;
 485             }
 486             if (j<count)
 487                 continue; /* it is so grab the next plugin */
 488             items[count++] = i;
 489         }
 490     }
 491 #ifndef HAVE_LCD_BITMAP
 492     if (count == 0)
 493     {
 494         /* FIX: translation! */
 495         splash(HZ*2, "No viewers found");
 496         return PLUGIN_OK;
 497     }
 498 #endif
 499     simplelist_info_init(&info, str(LANG_ONPLAY_OPEN_WITH), count, &data);
 500     info.action_callback = openwith_action_callback;
 501     info.get_name = openwith_get_name;
 502     info.get_icon = openwith_get_icon;
 503     return simplelist_show_list(&info);
 504 }
 505
 506 int filetype_load_plugin(const char* plugin, char* file)
 507 {
 508     int i;
 509     char plugin_name[MAX_PATH];
 510     char *s;
 511
 512     for (i=0;i<filetype_count;i++)
 513     {
 514         if (filetypes[i].plugin)
 515         {
 516             s = strrchr(filetypes[i].plugin, '/');
 517             if (s)
 518             {
 519                 if (!strcmp(s+1, plugin))
 520                     break;
 521             }
 522             else if (!strcmp(filetypes[i].plugin, plugin))
 523                 break;
 524         }
 525     }
 526     if (i >= filetype_count)
 527         return PLUGIN_ERROR;
 528     snprintf(plugin_name, MAX_PATH, "%s/%s.%s",
 529              PLUGIN_DIR, filetypes[i].plugin, ROCK_EXTENSION);
 530     return plugin_load(plugin_name, file);
 531 }