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 };
 115
 116 void tree_get_filetypes(const struct filetype** types, int* count)
 117 {
 118     *types = inbuilt_filetypes;
 119     *count = sizeof(inbuilt_filetypes) / sizeof(*inbuilt_filetypes);
 120 }
 121
 122 /* mask for dynamic filetype info in attribute */
 123 #define FILETYPES_MASK 0xFF00
 124 #define ROCK_EXTENSION "rock"
 125
 126 struct file_type {
 127     int  icon; /* the icon which shall be used for it, NOICON if unknown */
 128     unsigned char  attr; /* FILETYPES_MASK >> 8 */
 129     char* plugin; /* Which plugin to use, NULL if unknown, or builtin */
 130     char* extension; /* NULL for none */
 131 };
 132 static struct file_type filetypes[MAX_FILETYPES];
 133 static int custom_filetype_icons[MAX_FILETYPES];
 134 static bool custom_icons_loaded = false;
 135 #ifdef HAVE_LCD_COLOR
 136 static int custom_colors[MAX_FILETYPES+1];
 137 #endif
 138 static int filetype_count = 0;
 139 static unsigned char highest_attr = 0;
 140
 141 static char *filetypes_strdup(char* string)
 142 {
 143     char *buffer = (char*)buffer_alloc(strlen(string)+1);
 144     strcpy(buffer, string);
 145     return buffer;
 146 }
 147 static void read_builtin_types(void);
 148 static void read_config(char* config_file);
 149 #ifdef HAVE_LCD_COLOR
 150 /* Colors file format is similar to icons:
 151  * ext:hex_color
 152  * load a colors file from a theme with:
 153  * filetype colours: filename.colours */
 154 void read_color_theme_file(void) {
 155     char buffer[MAX_PATH];
 156     int fd;
 157     char *ext, *color;
 158     int i;
 159     for (i = 0; i < MAX_FILETYPES+1; i++) {
 160         custom_colors[i] = -1;
 161     }
 162     snprintf(buffer, MAX_PATH, "%s/%s.colours", THEME_DIR,
 163              global_settings.colors_file);
 164     fd = open(buffer, O_RDONLY);
 165     if (fd < 0)
 166         return;
 167     while (read_line(fd, buffer, MAX_PATH) > 0)
 168     {
 169         if (!settings_parseline(buffer, &ext, &color))
 170             continue;
 171         if (!strcasecmp(ext, "folder"))
 172         {
 173             hex_to_rgb(color, &custom_colors[0]);
 174             continue;
 175         }
 176         if (!strcasecmp(ext, "???"))
 177         {
 178             hex_to_rgb(color, &custom_colors[MAX_FILETYPES]);
 179             continue;
 180         }
 181         for (i=1; i<filetype_count; i++)
 182         {
 183             if (filetypes[i].extension &&
 184                 !strcasecmp(ext, filetypes[i].extension))
 185             {
 186                 hex_to_rgb(color, &custom_colors[i]);
 187                 break;
 188             }
 189         }
 190     }
 191     close(fd);
 192 }
 193 #endif
 194 #ifdef HAVE_LCD_BITMAP
 195 void read_viewer_theme_file(void)
 196 {
 197     char buffer[MAX_PATH];
 198     int fd;
 199     char *ext, *icon;
 200     int i;
 201     global_status.viewer_icon_count = 0;
 202     custom_icons_loaded = false;
 203     custom_filetype_icons[0] = Icon_Folder;
 204     for (i=1; i<filetype_count; i++)
 205     {
 206         custom_filetype_icons[i] = filetypes[i].icon;
 207     }
 208
 209     snprintf(buffer, MAX_PATH, "%s/%s.icons", ICON_DIR,
 210              global_settings.viewers_icon_file);
 211     fd = open(buffer, O_RDONLY);
 212     if (fd < 0)
 213         return;
 214     while (read_line(fd, buffer, MAX_PATH) > 0)
 215     {
 216         if (!settings_parseline(buffer, &ext, &icon))
 217             continue;
 218         for (i=0; i<filetype_count; i++)
 219         {
 220             if (filetypes[i].extension &&
 221                 !strcasecmp(ext, filetypes[i].extension))
 222             {
 223                 if (*icon == '*')
 224                     custom_filetype_icons[i] = atoi(icon+1);
 225                 else if (*icon == '-')
 226                     custom_filetype_icons[i] = Icon_NOICON;
 227                 else if (*icon >= '0' && *icon <= '9')
 228                 {
 229                     int number = atoi(icon);
 230                     if (number > global_status.viewer_icon_count)
 231                         global_status.viewer_icon_count++;
 232                     custom_filetype_icons[i] = Icon_Last_Themeable + number;
 233                 }
 234                 break;
 235             }
 236         }
 237     }
 238     close(fd);
 239     custom_icons_loaded = true;
 240 }
 241 #endif
 242
 243 void  filetype_init(void)
 244 {
 245     /* set the directory item first */
 246     filetypes[0].extension = NULL;
 247     filetypes[0].plugin = NULL;
 248     filetypes[0].attr   = 0;
 249     filetypes[0].icon   = Icon_Folder;
 250
 251     filetype_count = 1;
 252     read_builtin_types();
 253     read_config(VIEWERS_CONFIG);
 254 #ifdef HAVE_LCD_BITMAP
 255     read_viewer_theme_file();
 256 #endif
 257 #ifdef HAVE_LCD_COLOR
 258     read_color_theme_file();
 259 #endif
 260 }
 261
 262 /* remove all white spaces from string */
 263 static void rm_whitespaces(char* str)
 264 {
 265     char *s = str;
 266     while (*str)
 267     {
 268         if (!isspace(*str))
 269         {
 270             *s = *str;
 271             s++;
 272         }
 273         str++;
 274     }
 275     *s = '\0';
 276 }
 277
 278 static void read_builtin_types(void)
 279 {
 280     int count = sizeof(inbuilt_filetypes)/sizeof(*inbuilt_filetypes), i;
 281     for(i=0; i<count && (filetype_count < MAX_FILETYPES); i++)
 282     {
 283         filetypes[filetype_count].extension = inbuilt_filetypes[i].extension;
 284         filetypes[filetype_count].plugin = NULL;
 285         filetypes[filetype_count].attr   = inbuilt_filetypes[i].tree_attr>>8;
 286         if (filetypes[filetype_count].attr > highest_attr)
 287             highest_attr = filetypes[filetype_count].attr;
 288         filetypes[filetype_count].icon   = inbuilt_filetypes[i].icon;
 289         filetype_count++;
 290     }
 291 }
 292
 293 static void read_config(char* config_file)
 294 {
 295     char line[64], *s, *e;
 296     char extension[8], plugin[32];
 297     int fd = open(config_file, O_RDONLY);
 298     if (fd < 0)
 299         return;
 300     /* config file is in the for
 301        <extension>,<plugin>,<icon code>
 302        ignore line if either of the first two are missing */
 303     while (read_line(fd, line, 64) > 0)
 304     {
 305         if (filetype_count >= MAX_FILETYPES)
 306         {
 307             splash(HZ, ID2P(LANG_FILETYPES_FULL));
 308             break;
 309         }
 310         rm_whitespaces(line);
 311         /* get the extention */
 312         s = line;
 313         e = strchr(s, ',');
 314         if (!e)
 315             continue;
 316         *e = '\0';
 317         strcpy(extension, s);
 318
 319         /* get the plugin */
 320         s = e+1;
 321         e = strchr(s, ',');
 322         if (!e)
 323             continue;
 324         *e = '\0';
 325
 326         strcpy(plugin, s);
 327         /* ok, store this plugin/extension, check icon after */
 328         filetypes[filetype_count].extension = filetypes_strdup(extension);
 329         filetypes[filetype_count].plugin = filetypes_strdup(plugin);
 330         filetypes[filetype_count].attr = highest_attr +1;
 331         filetypes[filetype_count].icon = Icon_Questionmark;
 332         highest_attr++;
 333         /* get the icon */
 334         s = e+1;
 335         if (*s == '*')
 336             filetypes[filetype_count].icon = atoi(s+1);
 337         else if (*s == '-')
 338             filetypes[filetype_count].icon = Icon_NOICON;
 339         else if (*s >= '0' && *s <= '9')
 340             filetypes[filetype_count].icon = Icon_Last_Themeable + atoi(s);
 341         filetype_count++;
 342     }
 343 }
 344
 345 int filetype_get_attr(const char* file)
 346 {
 347     char *extension = strrchr(file, '.');
 348     int i;
 349     if (!extension)
 350         return 0;
 351     extension++;
 352     for (i=0; i<filetype_count; i++)
 353     {
 354         if (filetypes[i].extension &&
 355             !strcasecmp(extension, filetypes[i].extension))
 356             return (filetypes[i].attr<<8)&FILE_ATTR_MASK;
 357     }
 358     return 0;
 359 }
 360
 361 static int find_attr(int attr)
 362 {
 363     int i;
 364     /* skip the directory item */
 365     if ((attr & ATTR_DIRECTORY)==ATTR_DIRECTORY)
 366         return 0;
 367     for (i=1; i<filetype_count; i++)
 368     {
 369         if ((attr>>8) == filetypes[i].attr)
 370             return i;
 371     }
 372     return -1;
 373 }
 374
 375 #ifdef HAVE_LCD_COLOR
 376 int filetype_get_color(const char * name, int attr)
 377 {
 378     char *extension;
 379     int i;
 380     if ((attr & ATTR_DIRECTORY)==ATTR_DIRECTORY)
 381         return custom_colors[0];
 382     extension = strrchr(name, '.');
 383     if (!extension)
 384         return custom_colors[MAX_FILETYPES];
 385     extension++;
 386
 387     for (i=1; i<filetype_count; i++)
 388     {
 389         if (filetypes[i].extension &&
 390             !strcasecmp(extension, filetypes[i].extension))
 391             return custom_colors[i];
 392     }
 393     return custom_colors[MAX_FILETYPES];
 394 }
 395 #endif
 396
 397 int filetype_get_icon(int attr)
 398 {
 399     int index = find_attr(attr);
 400     if (index < 0)
 401         return Icon_NOICON;
 402     if (custom_icons_loaded)
 403         return custom_filetype_icons[index];
 404     return filetypes[index].icon;
 405 }
 406
 407 char* filetype_get_plugin(const struct entry* file)
 408 {
 409     static char plugin_name[MAX_PATH];
 410     int index = find_attr(file->attr);
 411     if (index < 0)
 412         return NULL;
 413     if (filetypes[index].plugin == NULL)
 414         return NULL;
 415     snprintf(plugin_name, MAX_PATH, "%s/%s.%s",
 416              PLUGIN_DIR, filetypes[index].plugin, ROCK_EXTENSION);
 417     return plugin_name;
 418 }
 419
 420 bool  filetype_supported(int attr)
 421 {
 422     return find_attr(attr) >= 0;
 423 }
 424
 425 /**** Open With Screen ****/
 426 struct cb_data {
 427     int *items;
 428     const char *current_file;
 429 };
 430
 431 static enum themable_icons openwith_get_icon(int selected_item, void * data)
 432 {
 433     struct cb_data *info = (struct cb_data *)data;
 434     int *items = info->items;
 435     return filetypes[items[selected_item]].icon;
 436 }
 437
 438 static const char* openwith_get_name(int selected_item, void * data,
 439                                      char * buffer, size_t buffer_len)
 440 {
 441     (void)buffer; (void)buffer_len;
 442     struct cb_data *info = (struct cb_data *)data;
 443     int *items = info->items;
 444     const char *s = strrchr(filetypes[items[selected_item]].plugin, '/');
 445     if (s)
 446         return s+1;
 447     else return filetypes[items[selected_item]].plugin;
 448 }
 449
 450 static int openwith_action_callback(int action, struct gui_synclist *lists)
 451 {
 452     struct cb_data *info = (struct cb_data *)lists->data;
 453     int *items = info->items;
 454     int i;
 455     if (action == ACTION_STD_OK)
 456     {
 457         char plugin[MAX_PATH];
 458         i = items[gui_synclist_get_sel_pos(lists)];
 459         snprintf(plugin, MAX_PATH, "%s/%s.%s",
 460                     PLUGIN_DIR, filetypes[i].plugin, ROCK_EXTENSION);
 461         plugin_load(plugin, info->current_file);
 462         return ACTION_STD_CANCEL;
 463     }
 464     return action;
 465 }
 466
 467 int filetype_list_viewers(const char* current_file)
 468 {
 469     int i, count = 0;
 470     int items[MAX_FILETYPES];
 471     struct simplelist_info info;
 472     struct cb_data data = { items, current_file };
 473     for (i=0; i<filetype_count && count < MAX_FILETYPES; i++)
 474     {
 475         if (filetypes[i].plugin)
 476         {
 477             int j;
 478             for (j=0;j<count;j++) /* check if the plugin is in the list yet */
 479             {
 480                 if (!strcmp(filetypes[i].plugin,filetypes[items[j]].plugin))
 481                     break;
 482             }
 483             if (j<count)
 484                 continue; /* it is so grab the next plugin */
 485             items[count++] = i;
 486         }
 487     }
 488 #ifndef HAVE_LCD_BITMAP
 489     if (count == 0)
 490     {
 491         /* FIX: translation! */
 492         splash(HZ*2, "No viewers found");
 493         return PLUGIN_OK;
 494     }
 495 #endif
 496     simplelist_info_init(&info, str(LANG_ONPLAY_OPEN_WITH), count, &data);
 497     info.action_callback = openwith_action_callback;
 498     info.get_name = openwith_get_name;
 499     info.get_icon = openwith_get_icon;
 500     return simplelist_show_list(&info);
 501 }
 502
 503 int filetype_load_plugin(const char* plugin, char* file)
 504 {
 505     int i;
 506     char plugin_name[MAX_PATH];
 507     char *s;
 508
 509     for (i=0;i<filetype_count;i++)
 510     {
 511         if (filetypes[i].plugin)
 512         {
 513             s = strrchr(filetypes[i].plugin, '/');
 514             if (s)
 515             {
 516                 if (!strcmp(s+1, plugin))
 517                     break;
 518             }
 519             else if (!strcmp(filetypes[i].plugin, plugin))
 520                 break;
 521         }
 522     }
 523     if (i >= filetype_count)
 524         return PLUGIN_ERROR;
 525     snprintf(plugin_name, MAX_PATH, "%s/%s.%s",
 526              PLUGIN_DIR, filetypes[i].plugin, ROCK_EXTENSION);
 527     return plugin_load(plugin_name, file);
 528 }