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     { "lua", FILE_ATTR_LUA, Icon_Plugin,   VOICE_EXT_ROCK },
 106 #ifdef HAVE_LCD_BITMAP
 107     { "fnt", FILE_ATTR_FONT,Icon_Font,     VOICE_EXT_FONT },
 108     { "kbd", FILE_ATTR_KBD, Icon_Keyboard, VOICE_EXT_KBD },
 109 #endif
 110     { "bmark",FILE_ATTR_BMARK, Icon_Bookmark,  VOICE_EXT_BMARK },
 111     { "cue",  FILE_ATTR_CUE,   Icon_Bookmark,  VOICE_EXT_CUESHEET },
 112 #ifdef HAVE_LCD_BITMAP
 113     { "sbs",  FILE_ATTR_SBS,  Icon_Wps,   VOICE_EXT_SBS },
 114 #endif
 115 #ifdef HAVE_REMOTE_LCD
 116     { "rsbs", FILE_ATTR_RSBS, Icon_Wps,   VOICE_EXT_RSBS },
 117 #endif
 118 #ifdef BOOTFILE_EXT
 119     { BOOTFILE_EXT, FILE_ATTR_MOD, Icon_Firmware, VOICE_EXT_AJZ },
 120 #endif
 121 #ifdef BOOTFILE_EXT2
 122     { BOOTFILE_EXT2, FILE_ATTR_MOD, Icon_Firmware, VOICE_EXT_AJZ },
 123 #endif
 124 };
 125
 126 void tree_get_filetypes(const struct filetype** types, int* count)
 127 {
 128     *types = inbuilt_filetypes;
 129     *count = sizeof(inbuilt_filetypes) / sizeof(*inbuilt_filetypes);
 130 }
 131
 132 /* mask for dynamic filetype info in attribute */
 133 #define ROCK_EXTENSION "rock"
 134
 135 struct file_type {
 136     int  icon; /* the icon which shall be used for it, NOICON if unknown */
 137     unsigned char  attr; /* FILE_ATTR_MASK >> 8 */
 138     char* plugin; /* Which plugin to use, NULL if unknown, or builtin */
 139     char* extension; /* NULL for none */
 140 };
 141 static struct file_type filetypes[MAX_FILETYPES];
 142 static int custom_filetype_icons[MAX_FILETYPES];
 143 static bool custom_icons_loaded = false;
 144 #ifdef HAVE_LCD_COLOR
 145 static int custom_colors[MAX_FILETYPES+1];
 146 #endif
 147 static int filetype_count = 0;
 148 static unsigned char highest_attr = 0;
 149
 150 static char *filetypes_strdup(char* string)
 151 {
 152     char *buffer = (char*)buffer_alloc(strlen(string)+1);
 153     strcpy(buffer, string);
 154     return buffer;
 155 }
 156 static void read_builtin_types(void);
 157 static void read_config(char* config_file);
 158 #ifdef HAVE_LCD_COLOR
 159 /* Colors file format is similar to icons:
 160  * ext:hex_color
 161  * load a colors file from a theme with:
 162  * filetype colours: filename.colours */
 163 void read_color_theme_file(void) {
 164     char buffer[MAX_PATH];
 165     int fd;
 166     char *ext, *color;
 167     int i;
 168     for (i = 0; i < MAX_FILETYPES+1; i++) {
 169         custom_colors[i] = -1;
 170     }
 171     snprintf(buffer, MAX_PATH, "%s/%s.colours", THEME_DIR,
 172              global_settings.colors_file);
 173     fd = open(buffer, O_RDONLY);
 174     if (fd < 0)
 175         return;
 176     while (read_line(fd, buffer, MAX_PATH) > 0)
 177     {
 178         if (!settings_parseline(buffer, &ext, &color))
 179             continue;
 180         if (!strcasecmp(ext, "folder"))
 181         {
 182             hex_to_rgb(color, &custom_colors[0]);
 183             continue;
 184         }
 185         if (!strcasecmp(ext, "???"))
 186         {
 187             hex_to_rgb(color, &custom_colors[MAX_FILETYPES]);
 188             continue;
 189         }
 190         for (i=1; i<filetype_count; i++)
 191         {
 192             if (filetypes[i].extension &&
 193                 !strcasecmp(ext, filetypes[i].extension))
 194             {
 195                 hex_to_rgb(color, &custom_colors[i]);
 196                 break;
 197             }
 198         }
 199     }
 200     close(fd);
 201 }
 202 #endif
 203 #ifdef HAVE_LCD_BITMAP
 204 void read_viewer_theme_file(void)
 205 {
 206     char buffer[MAX_PATH];
 207     int fd;
 208     char *ext, *icon;
 209     int i;
 210     global_status.viewer_icon_count = 0;
 211     custom_icons_loaded = false;
 212     custom_filetype_icons[0] = Icon_Folder;
 213     for (i=1; i<filetype_count; i++)
 214     {
 215         custom_filetype_icons[i] = filetypes[i].icon;
 216     }
 217
 218     snprintf(buffer, MAX_PATH, "%s/%s.icons", ICON_DIR,
 219              global_settings.viewers_icon_file);
 220     fd = open(buffer, O_RDONLY);
 221     if (fd < 0)
 222         return;
 223     while (read_line(fd, buffer, MAX_PATH) > 0)
 224     {
 225         if (!settings_parseline(buffer, &ext, &icon))
 226             continue;
 227         for (i=0; i<filetype_count; i++)
 228         {
 229             if (filetypes[i].extension &&
 230                 !strcasecmp(ext, filetypes[i].extension))
 231             {
 232                 if (*icon == '*')
 233                     custom_filetype_icons[i] = atoi(icon+1);
 234                 else if (*icon == '-')
 235                     custom_filetype_icons[i] = Icon_NOICON;
 236                 else if (*icon >= '0' && *icon <= '9')
 237                 {
 238                     int number = atoi(icon);
 239                     if (number > global_status.viewer_icon_count)
 240                         global_status.viewer_icon_count++;
 241                     custom_filetype_icons[i] = Icon_Last_Themeable + number;
 242                 }
 243                 break;
 244             }
 245         }
 246     }
 247     close(fd);
 248     custom_icons_loaded = true;
 249 }
 250 #endif
 251
 252 void  filetype_init(void)
 253 {
 254     /* set the directory item first */
 255     filetypes[0].extension = NULL;
 256     filetypes[0].plugin = NULL;
 257     filetypes[0].attr   = 0;
 258     filetypes[0].icon   = Icon_Folder;
 259
 260     filetype_count = 1;
 261     read_builtin_types();
 262     read_config(VIEWERS_CONFIG);
 263 #ifdef HAVE_LCD_BITMAP
 264     read_viewer_theme_file();
 265 #endif
 266 #ifdef HAVE_LCD_COLOR
 267     read_color_theme_file();
 268 #endif
 269 }
 270
 271 /* remove all white spaces from string */
 272 static void rm_whitespaces(char* str)
 273 {
 274     char *s = str;
 275     while (*str)
 276     {
 277         if (!isspace(*str))
 278         {
 279             *s = *str;
 280             s++;
 281         }
 282         str++;
 283     }
 284     *s = '\0';
 285 }
 286
 287 static void read_builtin_types(void)
 288 {
 289     int count = sizeof(inbuilt_filetypes)/sizeof(*inbuilt_filetypes), i;
 290     for(i=0; i<count && (filetype_count < MAX_FILETYPES); i++)
 291     {
 292         filetypes[filetype_count].extension = inbuilt_filetypes[i].extension;
 293         filetypes[filetype_count].plugin = NULL;
 294         filetypes[filetype_count].attr   = inbuilt_filetypes[i].tree_attr>>8;
 295         if (filetypes[filetype_count].attr > highest_attr)
 296             highest_attr = filetypes[filetype_count].attr;
 297         filetypes[filetype_count].icon   = inbuilt_filetypes[i].icon;
 298         filetype_count++;
 299     }
 300 }
 301
 302 static void read_config(char* config_file)
 303 {
 304     char line[64], *s, *e;
 305     char extension[8], plugin[32];
 306     int fd = open(config_file, O_RDONLY);
 307     if (fd < 0)
 308         return;
 309     /* config file is in the for
 310        <extension>,<plugin>,<icon code>
 311        ignore line if either of the first two are missing */
 312     while (read_line(fd, line, 64) > 0)
 313     {
 314         if (filetype_count >= MAX_FILETYPES)
 315         {
 316             splash(HZ, ID2P(LANG_FILETYPES_FULL));
 317             break;
 318         }
 319         rm_whitespaces(line);
 320         /* get the extention */
 321         s = line;
 322         e = strchr(s, ',');
 323         if (!e)
 324             continue;
 325         *e = '\0';
 326         strcpy(extension, s);
 327
 328         /* get the plugin */
 329         s = e+1;
 330         e = strchr(s, ',');
 331         if (!e)
 332             continue;
 333         *e = '\0';
 334
 335         strcpy(plugin, s);
 336         /* ok, store this plugin/extension, check icon after */
 337         filetypes[filetype_count].extension = filetypes_strdup(extension);
 338         filetypes[filetype_count].plugin = filetypes_strdup(plugin);
 339         filetypes[filetype_count].attr = highest_attr +1;
 340         filetypes[filetype_count].icon = Icon_Questionmark;
 341         highest_attr++;
 342         /* get the icon */
 343         s = e+1;
 344         if (*s == '*')
 345             filetypes[filetype_count].icon = atoi(s+1);
 346         else if (*s == '-')
 347             filetypes[filetype_count].icon = Icon_NOICON;
 348         else if (*s >= '0' && *s <= '9')
 349             filetypes[filetype_count].icon = Icon_Last_Themeable + atoi(s);
 350         filetype_count++;
 351     }
 352 }
 353
 354 int filetype_get_attr(const char* file)
 355 {
 356     char *extension = strrchr(file, '.');
 357     int i;
 358     if (!extension)
 359         return 0;
 360     extension++;
 361     for (i=0; i<filetype_count; i++)
 362     {
 363         if (filetypes[i].extension &&
 364             !strcasecmp(extension, filetypes[i].extension))
 365             return (filetypes[i].attr<<8)&FILE_ATTR_MASK;
 366     }
 367     return 0;
 368 }
 369
 370 static int find_attr(int attr)
 371 {
 372     int i;
 373     /* skip the directory item */
 374     if ((attr & ATTR_DIRECTORY)==ATTR_DIRECTORY)
 375         return 0;
 376     for (i=1; i<filetype_count; i++)
 377     {
 378         if ((attr>>8) == filetypes[i].attr)
 379             return i;
 380     }
 381     return -1;
 382 }
 383
 384 #ifdef HAVE_LCD_COLOR
 385 int filetype_get_color(const char * name, int attr)
 386 {
 387     char *extension;
 388     int i;
 389     if ((attr & ATTR_DIRECTORY)==ATTR_DIRECTORY)
 390         return custom_colors[0];
 391     extension = strrchr(name, '.');
 392     if (!extension)
 393         return custom_colors[MAX_FILETYPES];
 394     extension++;
 395
 396     for (i=1; i<filetype_count; i++)
 397     {
 398         if (filetypes[i].extension &&
 399             !strcasecmp(extension, filetypes[i].extension))
 400             return custom_colors[i];
 401     }
 402     return custom_colors[MAX_FILETYPES];
 403 }
 404 #endif
 405
 406 int filetype_get_icon(int attr)
 407 {
 408     int index = find_attr(attr);
 409     if (index < 0)
 410         return Icon_NOICON;
 411     if (custom_icons_loaded)
 412         return custom_filetype_icons[index];
 413     return filetypes[index].icon;
 414 }
 415
 416 char* filetype_get_plugin(const struct entry* file)
 417 {
 418     static char plugin_name[MAX_PATH];
 419     int index = find_attr(file->attr);
 420     if (index < 0)
 421         return NULL;
 422     if (filetypes[index].plugin == NULL)
 423         return NULL;
 424     snprintf(plugin_name, MAX_PATH, "%s/%s.%s",
 425              PLUGIN_DIR, filetypes[index].plugin, ROCK_EXTENSION);
 426     return plugin_name;
 427 }
 428
 429 bool  filetype_supported(int attr)
 430 {
 431     return find_attr(attr) >= 0;
 432 }
 433
 434 /**** Open With Screen ****/
 435 struct cb_data {
 436     int *items;
 437     const char *current_file;
 438 };
 439
 440 static enum themable_icons openwith_get_icon(int selected_item, void * data)
 441 {
 442     struct cb_data *info = (struct cb_data *)data;
 443     int *items = info->items;
 444     return filetypes[items[selected_item]].icon;
 445 }
 446
 447 static const char* openwith_get_name(int selected_item, void * data,
 448                                      char * buffer, size_t buffer_len)
 449 {
 450     (void)buffer; (void)buffer_len;
 451     struct cb_data *info = (struct cb_data *)data;
 452     int *items = info->items;
 453     const char *s = strrchr(filetypes[items[selected_item]].plugin, '/');
 454     if (s)
 455         return s+1;
 456     else return filetypes[items[selected_item]].plugin;
 457 }
 458
 459 static int openwith_action_callback(int action, struct gui_synclist *lists)
 460 {
 461     struct cb_data *info = (struct cb_data *)lists->data;
 462     int *items = info->items;
 463     int i;
 464     if (action == ACTION_STD_OK)
 465     {
 466         char plugin[MAX_PATH];
 467         i = items[gui_synclist_get_sel_pos(lists)];
 468         snprintf(plugin, MAX_PATH, "%s/%s.%s",
 469                     PLUGIN_DIR, filetypes[i].plugin, ROCK_EXTENSION);
 470         plugin_load(plugin, info->current_file);
 471         return ACTION_STD_CANCEL;
 472     }
 473     return action;
 474 }
 475
 476 int filetype_list_viewers(const char* current_file)
 477 {
 478     int i, count = 0;
 479     int items[MAX_FILETYPES];
 480     struct simplelist_info info;
 481     struct cb_data data = { items, current_file };
 482     for (i=0; i<filetype_count && count < MAX_FILETYPES; i++)
 483     {
 484         if (filetypes[i].plugin)
 485         {
 486             int j;
 487             for (j=0;j<count;j++) /* check if the plugin is in the list yet */
 488             {
 489                 if (!strcmp(filetypes[i].plugin,filetypes[items[j]].plugin))
 490                     break;
 491             }
 492             if (j<count)
 493                 continue; /* it is so grab the next plugin */
 494             items[count++] = i;
 495         }
 496     }
 497 #ifndef HAVE_LCD_BITMAP
 498     if (count == 0)
 499     {
 500         /* FIX: translation! */
 501         splash(HZ*2, "No viewers found");
 502         return PLUGIN_OK;
 503     }
 504 #endif
 505     simplelist_info_init(&info, str(LANG_ONPLAY_OPEN_WITH), count, &data);
 506     info.action_callback = openwith_action_callback;
 507     info.get_name = openwith_get_name;
 508     info.get_icon = openwith_get_icon;
 509     return simplelist_show_list(&info);
 510 }
 511
 512 int filetype_load_plugin(const char* plugin, char* file)
 513 {
 514     int i;
 515     char plugin_name[MAX_PATH];
 516     char *s;
 517
 518     for (i=0;i<filetype_count;i++)
 519     {
 520         if (filetypes[i].plugin)
 521         {
 522             s = strrchr(filetypes[i].plugin, '/');
 523             if (s)
 524             {
 525                 if (!strcmp(s+1, plugin))
 526                     break;
 527             }
 528             else if (!strcmp(filetypes[i].plugin, plugin))
 529                 break;
 530         }
 531     }
 532     if (i >= filetype_count)
 533         return PLUGIN_ERROR;
 534     snprintf(plugin_name, MAX_PATH, "%s/%s.%s",
 535              PLUGIN_DIR, filetypes[i].plugin, ROCK_EXTENSION);
 536     return plugin_load(plugin_name, file);
 537 }