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