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rockbox/apps/filetypes.c

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
*
* $Id$
*
* Copyright (C) 2007 Jonathan Gordon
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdbool.h>
#include "string.h"
#include <ctype.h>
#include "settings.h"
#include "debug.h"
#include "lang.h"
#include "kernel.h"
#include "plugin.h"
#include "filetypes.h"
#include "screens.h"
#include "dir.h"
#include "file.h"
#include "splash.h"
#include "core_alloc.h"
#include "icons.h"
#include "logf.h"
/* max filetypes (plugins & icons stored here) */
#define MAX_FILETYPES 192
/* max viewer plugins */
#define MAX_VIEWERS 56
/* a table for the known file types */
static const struct filetype inbuilt_filetypes[] = {
{ "mp3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "mp2", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "mpa", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "mp1", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "ogg", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "oga", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "wma", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "wmv", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "asf", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "wav", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "flac",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "ac3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "a52", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "mpc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "wv", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "m4a", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "m4b", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "mp4", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "mod", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "shn", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "aif", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "aiff",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "spx" ,FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "opus",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "sid", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "adx", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "nsf", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "nsfe",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "spc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "ape", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "mac", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "sap" ,FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "rm", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "ra", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "rmvb",FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "cmc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "cm3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "cmr", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "cms", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "dmc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "dlt", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "mpt", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "mpd", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "rmt", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "tmc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "tm8", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "tm2", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "oma", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "aa3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "at3", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "mmf", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "au", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "snd", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "vox", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "w64", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "tta", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "ay", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "vtx", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "gbs", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "hes", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "sgc", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "vgm", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "vgz", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "kss", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "aac", FILE_ATTR_AUDIO, Icon_Audio, VOICE_EXT_MPA },
{ "m3u", FILE_ATTR_M3U, Icon_Playlist, LANG_PLAYLIST },
{ "m3u8",FILE_ATTR_M3U, Icon_Playlist, LANG_PLAYLIST },
{ "cfg", FILE_ATTR_CFG, Icon_Config, VOICE_EXT_CFG },
{ "wps", FILE_ATTR_WPS, Icon_Wps, VOICE_EXT_WPS },
#ifdef HAVE_REMOTE_LCD
{ "rwps",FILE_ATTR_RWPS, Icon_Wps, VOICE_EXT_RWPS },
#endif
#if CONFIG_TUNER
{ "fmr", FILE_ATTR_FMR, Icon_Preset, LANG_FMR },
{ "fms", FILE_ATTR_FMS, Icon_Wps, VOICE_EXT_FMS },
#endif
{ "lng", FILE_ATTR_LNG, Icon_Language, LANG_LANGUAGE },
{ "rock",FILE_ATTR_ROCK,Icon_Plugin, VOICE_EXT_ROCK },
{ "lua", FILE_ATTR_LUA, Icon_Plugin, VOICE_EXT_ROCK },
{ "opx", FILE_ATTR_OPX, Icon_Plugin, VOICE_EXT_ROCK },
{ "fnt", FILE_ATTR_FONT,Icon_Font, VOICE_EXT_FONT },
{ "kbd", FILE_ATTR_KBD, Icon_Keyboard, VOICE_EXT_KBD },
{ "bmark",FILE_ATTR_BMARK, Icon_Bookmark, VOICE_EXT_BMARK },
{ "cue", FILE_ATTR_CUE, Icon_Bookmark, VOICE_EXT_CUESHEET },
{ "sbs", FILE_ATTR_SBS, Icon_Wps, VOICE_EXT_SBS },
#ifdef HAVE_REMOTE_LCD
{ "rsbs", FILE_ATTR_RSBS, Icon_Wps, VOICE_EXT_RSBS },
#if CONFIG_TUNER
{ "rfms", FILE_ATTR_RFMS, Icon_Wps, VOICE_EXT_RFMS },
#endif
#endif
#ifdef BOOTFILE_EXT
{ BOOTFILE_EXT, FILE_ATTR_MOD, Icon_Firmware, VOICE_EXT_AJZ },
#endif
#ifdef BOOTFILE_EXT2
{ BOOTFILE_EXT2, FILE_ATTR_MOD, Icon_Firmware, VOICE_EXT_AJZ },
#endif
};
void tree_get_filetypes(const struct filetype** types, int* count)
{
*types = inbuilt_filetypes;
*count = sizeof(inbuilt_filetypes) / sizeof(*inbuilt_filetypes);
}
#define ROCK_EXTENSION "rock"
struct file_type {
enum themable_icons icon; /* the icon which shall be used for it, NOICON if unknown */
unsigned char attr; /* FILE_ATTR_MASK >> 8 */
char* plugin; /* Which plugin to use, NULL if unknown, or builtin */
char* extension; /* NULL for none */
};
static struct file_type filetypes[MAX_FILETYPES];
static int custom_filetype_icons[MAX_FILETYPES];
static bool custom_icons_loaded = false;
#ifdef HAVE_LCD_COLOR
static int custom_colors[MAX_FILETYPES];
#endif
struct filetype_unknown {
int icon;
#ifdef HAVE_LCD_COLOR
int color;
#endif
};
static struct filetype_unknown unknown_file = {
.icon = Icon_NOICON,
#ifdef HAVE_LCD_COLOR
.color = -1,
#endif
};
/* index array to filetypes used in open with list. */
static int viewers[MAX_VIEWERS];
static int filetype_count = 0;
static unsigned char highest_attr = 0;
static int viewer_count = 0;
static int strdup_handle, strdup_cur_idx;
static size_t strdup_bufsize;
static int move_callback(int handle, void* current, void* new)
{
/*could compare to strdup_handle, but ops is only used once */
(void)handle;
size_t diff = new - current;
#define FIX_PTR(x) \
{ if ((void*)x >= current && (void*)x < (current+strdup_bufsize)) x+= diff; }
for(int i = 0; i < filetype_count; i++)
{
FIX_PTR(filetypes[i].extension);
FIX_PTR(filetypes[i].plugin);
}
return BUFLIB_CB_OK;
}
static struct buflib_callbacks ops = {
.move_callback = move_callback,
.shrink_callback = NULL,
};
static char *filetypes_strdup(char* string)
{
char *buffer = core_get_data(strdup_handle) + strdup_cur_idx;
strdup_cur_idx += strlcpy(buffer, string, strdup_bufsize-strdup_cur_idx)+1;
return buffer;
}
static char *filetypes_store_plugin(char *plugin, int n)
{
int i;
/* if the plugin is in the list already, use it. */
for (i=0; i<viewer_count; i++)
{
if (!strcmp(filetypes[viewers[i]].plugin, plugin))
return filetypes[viewers[i]].plugin;
}
/* otherwise, allocate buffer */
if (viewer_count < MAX_VIEWERS)
viewers[viewer_count++] = n;
return filetypes_strdup(plugin);
}
static int find_extension(const char* extension)
{
int i;
if (!extension)
return -1;
for (i=1; i<filetype_count; i++)
{
if (filetypes[i].extension &&
!strcasecmp(extension, filetypes[i].extension))
return i;
}
return -1;
}
static void read_builtin_types(void);
static void read_config(int fd);
#ifdef HAVE_LCD_COLOR
/* Colors file format is similar to icons:
* ext:hex_color
* load a colors file from a theme with:
* filetype colours: filename.colours */
void read_color_theme_file(void) {
char buffer[MAX_PATH];
int fd;
char *ext, *color;
int i;
for (i = 0; i < MAX_FILETYPES; i++) {
custom_colors[i] = -1;
}
unknown_file.color = -1;
if (!global_settings.colors_file[0] || global_settings.colors_file[0] == '-')
return;
snprintf(buffer, MAX_PATH, THEME_DIR "/%s.colours",
global_settings.colors_file);
fd = open(buffer, O_RDONLY);
if (fd < 0)
return;
while (read_line(fd, buffer, MAX_PATH) > 0)
{
if (!settings_parseline(buffer, &ext, &color))
continue;
if (!strcasecmp(ext, "folder"))
{
hex_to_rgb(color, &custom_colors[0]);
continue;
}
if (!strcasecmp(ext, "???"))
{
hex_to_rgb(color, &unknown_file.color);
continue;
}
i = find_extension(ext);
if (i >= 0)
hex_to_rgb(color, &custom_colors[i]);
}
close(fd);
}
#endif
void read_viewer_theme_file(void)
{
char buffer[MAX_PATH];
int fd;
char *ext, *icon;
int i;
int *icon_dest;
global_status.viewer_icon_count = 0;
custom_icons_loaded = false;
custom_filetype_icons[0] = Icon_Folder;
for (i=1; i<filetype_count; i++)
{
custom_filetype_icons[i] = filetypes[i].icon;
}
snprintf(buffer, MAX_PATH, "%s/%s.icons", ICON_DIR,
global_settings.viewers_icon_file);
fd = open(buffer, O_RDONLY);
if (fd < 0)
return;
while (read_line(fd, buffer, MAX_PATH) > 0)
{
if (!settings_parseline(buffer, &ext, &icon))
continue;
i = find_extension(ext);
if (i >= 0)
icon_dest = &custom_filetype_icons[i];
else if (!strcmp(ext, "???"))
icon_dest = &unknown_file.icon;
else
icon_dest = NULL;
if (icon_dest)
{
if (*icon == '*')
*icon_dest = atoi(icon+1);
else if (*icon == '-')
*icon_dest = Icon_NOICON;
else if (*icon >= '0' && *icon <= '9')
{
int number = atoi(icon);
if (number > global_status.viewer_icon_count)
global_status.viewer_icon_count++;
*icon_dest = Icon_Last_Themeable + number;
}
}
}
close(fd);
custom_icons_loaded = true;
}
static void read_viewers_config(void)
{
int fd = open(VIEWERS_CONFIG, O_RDONLY);
if(fd < 0)
return;
off_t filesz = filesize(fd);
if(filesz <= 0)
goto out;
/* estimate bufsize with the filesize, will not be larger */
strdup_bufsize = (size_t)filesz;
strdup_handle = core_alloc_ex("filetypes", strdup_bufsize, &ops);
if(strdup_handle <= 0)
goto out;
read_config(fd);
core_shrink(strdup_handle, core_get_data(strdup_handle), strdup_cur_idx);
out:
close(fd);
}
void filetype_init(void)
{
/* set the directory item first */
filetypes[0].extension = NULL;
filetypes[0].plugin = NULL;
filetypes[0].attr = 0;
filetypes[0].icon = Icon_Folder;
viewer_count = 0;
filetype_count = 1;
read_builtin_types();
read_viewers_config();
read_viewer_theme_file();
#ifdef HAVE_LCD_COLOR
read_color_theme_file();
#endif
}
/* remove all white spaces from string */
static void rm_whitespaces(char* str)
{
char *s = str;
while (*str)
{
if (!isspace(*str))
{
*s = *str;
s++;
}
str++;
}
*s = '\0';
}
static void read_builtin_types(void)
{
int count = sizeof(inbuilt_filetypes)/sizeof(*inbuilt_filetypes), i;
for(i=0; i<count && (filetype_count < MAX_FILETYPES); i++)
{
filetypes[filetype_count].extension = inbuilt_filetypes[i].extension;
filetypes[filetype_count].plugin = NULL;
filetypes[filetype_count].attr = inbuilt_filetypes[i].tree_attr>>8;
if (filetypes[filetype_count].attr > highest_attr)
highest_attr = filetypes[filetype_count].attr;
filetypes[filetype_count].icon = inbuilt_filetypes[i].icon;
filetype_count++;
}
}
static void read_config(int fd)
{
char line[64], *s, *e;
char *extension, *plugin;
/* config file is in the format
<extension>,<plugin>,<icon code>
ignore line if either of the first two are missing */
while (read_line(fd, line, sizeof line) > 0)
{
if (filetype_count >= MAX_FILETYPES)
{
splash(HZ, ID2P(LANG_FILETYPES_FULL));
break;
}
rm_whitespaces(line);
/* get the extension */
s = line;
e = strchr(s, ',');
if (!e)
continue;
*e = '\0';
extension = s;
/* get the plugin */
s = e+1;
e = strchr(s, ',');
if (!e)
continue;
*e = '\0';
plugin = s;
if (!strcmp("???", extension))
{
/* get the icon */
s = e+1;
if (*s == '*')
unknown_file.icon = atoi(s+1);
else if (*s == '-')
unknown_file.icon = Icon_NOICON;
else if (*s >= '0' && *s <= '9')
unknown_file.icon = Icon_Last_Themeable + atoi(s);
continue;
}
/* ok, store this plugin/extension, check icon after */
struct file_type *file_type = &filetypes[filetype_count];
file_type->extension = filetypes_strdup(extension);
file_type->plugin = filetypes_store_plugin(plugin, filetype_count);
file_type->attr = highest_attr +1;
file_type->icon = Icon_Questionmark;
highest_attr++;
/* get the icon */
s = e+1;
if (*s == '*')
file_type->icon = atoi(s+1);
else if (*s == '-')
file_type->icon = Icon_NOICON;
else if (*s >= '0' && *s <= '9')
file_type->icon = Icon_Last_Themeable + atoi(s);
filetype_count++;
}
}
int filetype_get_attr(const char* file)
{
char *extension = strrchr(file, '.');
int i;
if (!extension)
return 0;
extension++;
i = find_extension(extension);
if (i >= 0)
return (filetypes[i].attr<<8)&FILE_ATTR_MASK;
return 0;
}
static int find_attr(int attr)
{
int i;
/* skip the directory item */
if ((attr & ATTR_DIRECTORY)==ATTR_DIRECTORY)
return 0;
for (i=1; i<filetype_count; i++)
{
if ((attr>>8) == filetypes[i].attr)
return i;
}
return -1;
}
#ifdef HAVE_LCD_COLOR
int filetype_get_color(const char * name, int attr)
{
char *extension;
int i;
if ((attr & ATTR_DIRECTORY)==ATTR_DIRECTORY)
return custom_colors[0];
extension = strrchr(name, '.');
if (!extension)
return unknown_file.color;
extension++;
i = find_extension(extension);
if (i >= 0)
return custom_colors[i];
return unknown_file.color;
}
#endif
int filetype_get_icon(int attr)
{
int index = find_attr(attr);
if (index < 0)
return unknown_file.icon;
if (custom_icons_loaded)
return custom_filetype_icons[index];
return filetypes[index].icon;
}
char* filetype_get_plugin(const struct entry* file, char *buffer, size_t buffer_len)
{
int index = find_attr(file->attr);
if (index < 0 || !buffer)
return NULL;
struct file_type *ft_indexed = &filetypes[index];
/* attempt to find a suitable viewer by file extension */
if(ft_indexed->plugin == NULL && ft_indexed->extension != NULL)
{
struct file_type *ft;
int i = filetype_count;
while (--i > index)
{
ft = &filetypes[i];
if (ft->plugin == NULL || ft->extension == NULL)
continue;
else if (strcmp(ft->extension, ft_indexed->extension) == 0)
{
/*splashf(HZ*3, "Found %d %s %s", i, ft->extension, ft->plugin);*/
ft_indexed = ft;
break;
}
}
}
if (ft_indexed->plugin == NULL)
return NULL;
snprintf(buffer, buffer_len, "%s/%s." ROCK_EXTENSION,
PLUGIN_DIR, ft_indexed->plugin);
return buffer;
}
bool filetype_supported(int attr)
{
return find_attr(attr) >= 0;
}
/**** Open With Screen ****/
struct cb_data {
const char *current_file;
};
static enum themable_icons openwith_get_icon(int selected_item, void * data)
{
(void)data;
return filetypes[viewers[selected_item]].icon;
}
static const char* openwith_get_name(int selected_item, void * data,
char * buffer, size_t buffer_len)
{
(void)data; (void)buffer; (void)buffer_len;
const char *s = strrchr(filetypes[viewers[selected_item]].plugin, '/');
if (s)
return s+1;
else return filetypes[viewers[selected_item]].plugin;
}
static int openwith_get_talk(int selected_item, void * data)
{
(void)data;
char viewer_filename[MAX_FILENAME];
snprintf(viewer_filename, MAX_FILENAME, "%s." ROCK_EXTENSION,
filetypes[viewers[selected_item]].plugin);
talk_file_or_spell(PLUGIN_DIR, viewer_filename,
NULL, false);
return 0;
}
int filetype_list_viewers(const char* current_file)
{
struct simplelist_info info;
simplelist_info_init(&info, str(LANG_ONPLAY_OPEN_WITH), viewer_count, NULL);
info.get_name = openwith_get_name;
info.get_icon = global_settings.show_icons?openwith_get_icon:NULL;
info.get_talk = openwith_get_talk;
int ret = simplelist_show_list(&info);
if (info.selection >= 0) /* run user selected viewer */
{
char plugin[MAX_PATH];
int i = viewers[info.selection];
snprintf(plugin, MAX_PATH, "%s/%s." ROCK_EXTENSION,
PLUGIN_DIR, filetypes[i].plugin);
plugin_load(plugin, current_file);
}
return ret;
}
int filetype_load_plugin(const char* plugin, const char* file)
{
int i;
char plugin_name[MAX_PATH];
char *s;
for (i=0;i<filetype_count;i++)
{
if (filetypes[i].plugin)
{
s = strrchr(filetypes[i].plugin, '/');
if (s)
{
if (!strcmp(s+1, plugin))
break;
}
else if (!strcmp(filetypes[i].plugin, plugin))
break;
}
}
if (i >= filetype_count)
return PLUGIN_ERROR;
snprintf(plugin_name, MAX_PATH, "%s/%s." ROCK_EXTENSION,
PLUGIN_DIR, filetypes[i].plugin);
return plugin_load(plugin_name, file);
}
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