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 "settings.h"
  30 #include "debug.h"
  31 #include "lang.h"
  32 #include "kernel.h"
  33 #include "plugin.h"
  34 #include "filetypes.h"
  35 #include "screens.h"
  36 #include "dir.h"
  37 #include "file.h"
  38 #include "splash.h"
  39 #include "buffer.h"
  40 #include "icons.h"
  41 #include "logf.h"
  42
  43 /* max filetypes (plugins & icons stored here) */
  44 #if CONFIG_CODEC == SWCODEC
  45 #define MAX_FILETYPES 192
  46 #else
  47 #define MAX_FILETYPES 128
  48 #endif
  49 /* max viewer plugins */
  50 #ifdef HAVE_LCD_BITMAP
  51 #define MAX_VIEWERS 56
  52 #else
  53 #define MAX_VIEWERS 24
  54 #endif
  55
  56 /* a table for the known file types */
  57 static const struct filetype inbuilt_filetypes[] = {
  58     { "mp3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  59     { "mp2", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  60     { "mpa", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  61 #if CONFIG_CODEC == SWCODEC
  62     /* Temporary hack to allow playlist creation */
  63     { "mp1", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  64     { "ogg", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  65     { "oga", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  66     { "wma", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  67     { "wmv", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  68     { "asf", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  69     { "wav", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  70     { "flac",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  71     { "ac3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  72     { "a52", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  73     { "mpc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  74     { "wv",  FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  75     { "m4a", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  76     { "m4b", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  77     { "mp4", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  78     { "mod", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  79     { "shn", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  80     { "aif", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  81     { "aiff",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  82     { "spx" ,FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  83     { "sid", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  84     { "adx", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  85     { "nsf", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  86     { "nsfe",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  87     { "spc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  88     { "ape", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  89     { "mac", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  90     { "sap" ,FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  91     { "rm",  FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  92     { "ra",  FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  93     { "rmvb",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  94     { "cmc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  95     { "cm3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  96     { "cmr", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  97     { "cms", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  98     { "dmc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
  99     { "dlt", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 100     { "mpt", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 101     { "mpd", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 102     { "rmt", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 103     { "tmc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 104     { "tm8", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 105     { "tm2", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 106     { "oma", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 107     { "aa3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 108     { "at3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 109     { "mmf", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 110     { "au",  FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 111     { "snd", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 112     { "vox", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 113     { "w64", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 114     { "tta", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
 115 #endif
 116     { "m3u", FILE_ATTR_M3U, Icon_Playlist, LANG_PLAYLIST },
 117     { "m3u8",FILE_ATTR_M3U, Icon_Playlist, LANG_PLAYLIST },
 118     { "cfg", FILE_ATTR_CFG, Icon_Config,   VOICE_EXT_CFG },
 119     { "wps", FILE_ATTR_WPS, Icon_Wps,      VOICE_EXT_WPS },
 120 #ifdef HAVE_REMOTE_LCD
 121     { "rwps",FILE_ATTR_RWPS, Icon_Wps,     VOICE_EXT_RWPS },
 122 #endif
 123 #if CONFIG_TUNER
 124     { "fmr", FILE_ATTR_FMR, Icon_Preset, LANG_FMR },
 125     { "fms", FILE_ATTR_FMS, Icon_Wps, VOICE_EXT_FMS },
 126 #endif
 127     { "lng", FILE_ATTR_LNG, Icon_Language, LANG_LANGUAGE },
 128     { "rock",FILE_ATTR_ROCK,Icon_Plugin,   VOICE_EXT_ROCK },
 129     { "lua", FILE_ATTR_LUA, Icon_Plugin,   VOICE_EXT_ROCK },
 130 #ifdef HAVE_LCD_BITMAP
 131     { "fnt", FILE_ATTR_FONT,Icon_Font,     VOICE_EXT_FONT },
 132     { "kbd", FILE_ATTR_KBD, Icon_Keyboard, VOICE_EXT_KBD },
 133 #endif
 134     { "bmark",FILE_ATTR_BMARK, Icon_Bookmark,  VOICE_EXT_BMARK },
 135     { "cue",  FILE_ATTR_CUE,   Icon_Bookmark,  VOICE_EXT_CUESHEET },
 136 #ifdef HAVE_LCD_BITMAP
 137     { "sbs",  FILE_ATTR_SBS,  Icon_Wps,   VOICE_EXT_SBS },
 138 #endif
 139 #ifdef HAVE_REMOTE_LCD
 140     { "rsbs", FILE_ATTR_RSBS, Icon_Wps,   VOICE_EXT_RSBS },
 141 #if CONFIG_TUNER
 142     { "rfms", FILE_ATTR_RFMS, Icon_Wps, VOICE_EXT_RFMS },
 143 #endif
 144 #endif
 145 #ifdef BOOTFILE_EXT
 146     { BOOTFILE_EXT, FILE_ATTR_MOD, Icon_Firmware, VOICE_EXT_AJZ },
 147 #endif
 148 #ifdef BOOTFILE_EXT2
 149     { BOOTFILE_EXT2, FILE_ATTR_MOD, Icon_Firmware, VOICE_EXT_AJZ },
 150 #endif
 151 };
 152
 153 void tree_get_filetypes(const struct filetype** types, int* count)
 154 {
 155     *types = inbuilt_filetypes;
 156     *count = sizeof(inbuilt_filetypes) / sizeof(*inbuilt_filetypes);
 157 }
 158
 159 #define ROCK_EXTENSION "rock"
 160
 161 struct file_type {
 162     enum themable_icons icon; /* the icon which shall be used for it, NOICON if unknown */
 163     unsigned char  attr; /* FILE_ATTR_MASK >> 8 */
 164     char* plugin; /* Which plugin to use, NULL if unknown, or builtin */
 165     char* extension; /* NULL for none */
 166 };
 167 static struct file_type filetypes[MAX_FILETYPES];
 168 static int custom_filetype_icons[MAX_FILETYPES];
 169 static bool custom_icons_loaded = false;
 170 #ifdef HAVE_LCD_COLOR
 171 static int custom_colors[MAX_FILETYPES+1];
 172 #endif
 173 /* index array to filetypes used in open with list. */
 174 static int viewers[MAX_VIEWERS];
 175 static int filetype_count = 0;
 176 static unsigned char highest_attr = 0;
 177 static int viewer_count = 0;
 178
 179 static char *filetypes_strdup(char* string)
 180 {
 181     char *buffer = (char*)buffer_alloc(strlen(string)+1);
 182     strcpy(buffer, string);
 183     return buffer;
 184 }
 185 static char *filetypes_store_plugin(char *plugin, int n)
 186 {
 187     int i;
 188     /* if the plugin is in the list already, use it. */
 189     for (i=0; i<viewer_count; i++)
 190     {
 191         if (!strcmp(filetypes[viewers[i]].plugin, plugin))
 192             return filetypes[viewers[i]].plugin;
 193     }
 194     /* otherwise, allocate buffer */
 195     if (viewer_count < MAX_VIEWERS)
 196         viewers[viewer_count++] = n;
 197     return filetypes_strdup(plugin);
 198 }
 199
 200 static int find_extension(const char* extension)
 201 {
 202     int i;
 203     if (!extension)
 204         return -1;
 205     for (i=1; i<filetype_count; i++)
 206     {
 207         if (filetypes[i].extension &&
 208             !strcasecmp(extension, filetypes[i].extension))
 209             return i;
 210     }
 211     return -1;
 212 }
 213
 214 static void read_builtin_types(void);
 215 static void read_config(const char* config_file);
 216 #ifdef HAVE_LCD_COLOR
 217 /* Colors file format is similar to icons:
 218  * ext:hex_color
 219  * load a colors file from a theme with:
 220  * filetype colours: filename.colours */
 221 void read_color_theme_file(void) {
 222     char buffer[MAX_PATH];
 223     int fd;
 224     char *ext, *color;
 225     int i;
 226     for (i = 0; i < MAX_FILETYPES+1; i++) {
 227         custom_colors[i] = -1;
 228     }
 229     snprintf(buffer, MAX_PATH, THEME_DIR "/%s.colours",
 230              global_settings.colors_file);
 231     fd = open(buffer, O_RDONLY);
 232     if (fd < 0)
 233         return;
 234     while (read_line(fd, buffer, MAX_PATH) > 0)
 235     {
 236         if (!settings_parseline(buffer, &ext, &color))
 237             continue;
 238         if (!strcasecmp(ext, "folder"))
 239         {
 240             hex_to_rgb(color, &custom_colors[0]);
 241             continue;
 242         }
 243         if (!strcasecmp(ext, "???"))
 244         {
 245             hex_to_rgb(color, &custom_colors[MAX_FILETYPES]);
 246             continue;
 247         }
 248         i = find_extension(ext);
 249         if (i >= 0)
 250             hex_to_rgb(color, &custom_colors[i]);
 251     }
 252     close(fd);
 253 }
 254 #endif
 255 #ifdef HAVE_LCD_BITMAP
 256 void read_viewer_theme_file(void)
 257 {
 258     char buffer[MAX_PATH];
 259     int fd;
 260     char *ext, *icon;
 261     int i;
 262     global_status.viewer_icon_count = 0;
 263     custom_icons_loaded = false;
 264     custom_filetype_icons[0] = Icon_Folder;
 265     for (i=1; i<filetype_count; i++)
 266     {
 267         custom_filetype_icons[i] = filetypes[i].icon;
 268     }
 269
 270     snprintf(buffer, MAX_PATH, "%s/%s.icons", ICON_DIR,
 271              global_settings.viewers_icon_file);
 272     fd = open(buffer, O_RDONLY);
 273     if (fd < 0)
 274         return;
 275     while (read_line(fd, buffer, MAX_PATH) > 0)
 276     {
 277         if (!settings_parseline(buffer, &ext, &icon))
 278             continue;
 279         i = find_extension(ext);
 280         if (i >= 0)
 281         {
 282             if (*icon == '*')
 283                 custom_filetype_icons[i] = atoi(icon+1);
 284             else if (*icon == '-')
 285                 custom_filetype_icons[i] = Icon_NOICON;
 286             else if (*icon >= '0' && *icon <= '9')
 287             {
 288                 int number = atoi(icon);
 289                 if (number > global_status.viewer_icon_count)
 290                     global_status.viewer_icon_count++;
 291                 custom_filetype_icons[i] = Icon_Last_Themeable + number;
 292             }
 293         }
 294     }
 295     close(fd);
 296     custom_icons_loaded = true;
 297 }
 298 #endif
 299
 300 void  filetype_init(void)
 301 {
 302     /* set the directory item first */
 303     filetypes[0].extension = NULL;
 304     filetypes[0].plugin = NULL;
 305     filetypes[0].attr   = 0;
 306     filetypes[0].icon   = Icon_Folder;
 307
 308     viewer_count = 0;
 309     filetype_count = 1;
 310     read_builtin_types();
 311     read_config(VIEWERS_CONFIG);
 312 #ifdef HAVE_LCD_BITMAP
 313     read_viewer_theme_file();
 314 #endif
 315 #ifdef HAVE_LCD_COLOR
 316     read_color_theme_file();
 317 #endif
 318 }
 319
 320 /* remove all white spaces from string */
 321 static void rm_whitespaces(char* str)
 322 {
 323     char *s = str;
 324     while (*str)
 325     {
 326         if (!isspace(*str))
 327         {
 328             *s = *str;
 329             s++;
 330         }
 331         str++;
 332     }
 333     *s = '\0';
 334 }
 335
 336 static void read_builtin_types(void)
 337 {
 338     int count = sizeof(inbuilt_filetypes)/sizeof(*inbuilt_filetypes), i;
 339     for(i=0; i<count && (filetype_count < MAX_FILETYPES); i++)
 340     {
 341         filetypes[filetype_count].extension = inbuilt_filetypes[i].extension;
 342         filetypes[filetype_count].plugin = NULL;
 343         filetypes[filetype_count].attr   = inbuilt_filetypes[i].tree_attr>>8;
 344         if (filetypes[filetype_count].attr > highest_attr)
 345             highest_attr = filetypes[filetype_count].attr;
 346         filetypes[filetype_count].icon   = inbuilt_filetypes[i].icon;
 347         filetype_count++;
 348     }
 349 }
 350
 351 static void read_config(const char* config_file)
 352 {
 353     char line[64], *s, *e;
 354     char *extension, *plugin;
 355     int fd = open(config_file, O_RDONLY);
 356     if (fd < 0)
 357         return;
 358     /* config file is in the format
 359        <extension>,<plugin>,<icon code>
 360        ignore line if either of the first two are missing */
 361     while (read_line(fd, line, sizeof line) > 0)
 362     {
 363         if (filetype_count >= MAX_FILETYPES)
 364         {
 365             splash(HZ, ID2P(LANG_FILETYPES_FULL));
 366             break;
 367         }
 368         rm_whitespaces(line);
 369         /* get the extension */
 370         s = line;
 371         e = strchr(s, ',');
 372         if (!e)
 373             continue;
 374         *e = '\0';
 375         extension = s;
 376
 377         /* get the plugin */
 378         s = e+1;
 379         e = strchr(s, ',');
 380         if (!e)
 381             continue;
 382         *e = '\0';
 383         plugin = s;
 384
 385         /* ok, store this plugin/extension, check icon after */
 386         struct file_type *file_type = &filetypes[filetype_count];
 387         file_type->extension = filetypes_strdup(extension);
 388         file_type->plugin = filetypes_store_plugin(plugin, filetype_count);
 389         file_type->attr = highest_attr +1;
 390         file_type->icon = Icon_Questionmark;
 391         highest_attr++;
 392         /* get the icon */
 393         s = e+1;
 394         if (*s == '*')
 395             file_type->icon = atoi(s+1);
 396         else if (*s == '-')
 397             file_type->icon = Icon_NOICON;
 398         else if (*s >= '0' && *s <= '9')
 399             file_type->icon = Icon_Last_Themeable + atoi(s);
 400         filetype_count++;
 401     }
 402     close(fd);
 403 }
 404
 405 int filetype_get_attr(const char* file)
 406 {
 407     char *extension = strrchr(file, '.');
 408     int i;
 409     if (!extension)
 410         return 0;
 411     extension++;
 412
 413     i = find_extension(extension);
 414     if (i >= 0)
 415         return (filetypes[i].attr<<8)&FILE_ATTR_MASK;
 416     return 0;
 417 }
 418
 419 static int find_attr(int attr)
 420 {
 421     int i;
 422     /* skip the directory item */
 423     if ((attr & ATTR_DIRECTORY)==ATTR_DIRECTORY)
 424         return 0;
 425     for (i=1; i<filetype_count; i++)
 426     {
 427         if ((attr>>8) == filetypes[i].attr)
 428             return i;
 429     }
 430     return -1;
 431 }
 432
 433 #ifdef HAVE_LCD_COLOR
 434 int filetype_get_color(const char * name, int attr)
 435 {
 436     char *extension;
 437     int i;
 438     if ((attr & ATTR_DIRECTORY)==ATTR_DIRECTORY)
 439         return custom_colors[0];
 440     extension = strrchr(name, '.');
 441     if (!extension)
 442         return custom_colors[MAX_FILETYPES];
 443     extension++;
 444
 445     i = find_extension(extension);
 446     if (i >= 0)
 447         return custom_colors[i];
 448     return custom_colors[MAX_FILETYPES];
 449 }
 450 #endif
 451
 452 int filetype_get_icon(int attr)
 453 {
 454     int index = find_attr(attr);
 455     if (index < 0)
 456         return Icon_NOICON;
 457     if (custom_icons_loaded)
 458         return custom_filetype_icons[index];
 459     return filetypes[index].icon;
 460 }
 461
 462 char* filetype_get_plugin(const struct entry* file)
 463 {
 464     static char plugin_name[MAX_PATH];
 465     int index = find_attr(file->attr);
 466     if (index < 0)
 467         return NULL;
 468     if (filetypes[index].plugin == NULL)
 469         return NULL;
 470     snprintf(plugin_name, MAX_PATH, "%s/%s.%s",
 471              PLUGIN_DIR, filetypes[index].plugin, ROCK_EXTENSION);
 472     return plugin_name;
 473 }
 474
 475 bool filetype_supported(int attr)
 476 {
 477     return find_attr(attr) >= 0;
 478 }
 479
 480 /**** Open With Screen ****/
 481 struct cb_data {
 482     const char *current_file;
 483 };
 484
 485 static enum themable_icons openwith_get_icon(int selected_item, void * data)
 486 {
 487     (void)data;
 488     return filetypes[viewers[selected_item]].icon;
 489 }
 490
 491 static const char* openwith_get_name(int selected_item, void * data,
 492                                      char * buffer, size_t buffer_len)
 493 {
 494     (void)data; (void)buffer; (void)buffer_len;
 495     const char *s = strrchr(filetypes[viewers[selected_item]].plugin, '/');
 496     if (s)
 497         return s+1;
 498     else return filetypes[viewers[selected_item]].plugin;
 499 }
 500
 501 static int openwith_action_callback(int action, struct gui_synclist *lists)
 502 {
 503     struct cb_data *info = (struct cb_data *)lists->data;
 504     int i;
 505     if (action == ACTION_STD_OK)
 506     {
 507         char plugin[MAX_PATH];
 508         i = viewers[gui_synclist_get_sel_pos(lists)];
 509         snprintf(plugin, MAX_PATH, "%s/%s.%s",
 510                     PLUGIN_DIR, filetypes[i].plugin, ROCK_EXTENSION);
 511         plugin_load(plugin, info->current_file);
 512         return ACTION_STD_CANCEL;
 513     }
 514     return action;
 515 }
 516
 517 int filetype_list_viewers(const char* current_file)
 518 {
 519     struct simplelist_info info;
 520     struct cb_data data = { current_file };
 521 #ifndef HAVE_LCD_BITMAP
 522     if (viewer_count == 0)
 523     {
 524         /* FIX: translation! */
 525         splash(HZ*2, "No viewers found");
 526         return PLUGIN_OK;
 527     }
 528 #endif
 529     simplelist_info_init(&info, str(LANG_ONPLAY_OPEN_WITH), viewer_count, &data);
 530     info.action_callback = openwith_action_callback;
 531     info.get_name = openwith_get_name;
 532     info.get_icon = global_settings.show_icons?openwith_get_icon:NULL;
 533     return simplelist_show_list(&info);
 534 }
 535
 536 int filetype_load_plugin(const char* plugin, char* file)
 537 {
 538     int i;
 539     char plugin_name[MAX_PATH];
 540     char *s;
 541
 542     for (i=0;i<filetype_count;i++)
 543     {
 544         if (filetypes[i].plugin)
 545         {
 546             s = strrchr(filetypes[i].plugin, '/');
 547             if (s)
 548             {
 549                 if (!strcmp(s+1, plugin))
 550                     break;
 551             }
 552             else if (!strcmp(filetypes[i].plugin, plugin))
 553                 break;
 554         }
 555     }
 556     if (i >= filetype_count)
 557         return PLUGIN_ERROR;
 558     snprintf(plugin_name, MAX_PATH, "%s/%s.%s",
 559              PLUGIN_DIR, filetypes[i].plugin, ROCK_EXTENSION);
 560     return plugin_load(plugin_name, file);
 561 }