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rockbox/apps/filetree.c
Aidan MacDonald 9ba51e3552 playlist: Remove playlist_add() 
It was only used in filetree.c. It's still implemented in Lua so
scripts using rb.playlist_add() won't break, but has been removed
from the Lua API "backend".

Change-Id: I5625a47f0692456008c6b10dee14755151d22f29
2023-07-02 12:14:33 -04:00

791 lines
25 KiB
C
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 by Björn Stenberg
*
* 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 <stdlib.h>
#include <file.h>
#include <dir.h>
#include <string.h>
#include <kernel.h>
#include <lcd.h>
#include <debug.h>
#include <font.h>
#include <limits.h>
#include "bookmark.h"
#include "tree.h"
#include "core_alloc.h"
#include "settings.h"
#include "filetypes.h"
#include "talk.h"
#include "playlist.h"
#include "lang.h"
#include "language.h"
#include "screens.h"
#include "plugin.h"
#include "rolo.h"
#include "splash.h"
#include "cuesheet.h"
#include "filetree.h"
#include "misc.h"
#include "strnatcmp.h"
#include "keyboard.h"
#if CONFIG_TUNER
#include "radio.h"
#endif
#include "wps.h"
static struct compare_data
{
int sort_dir; /* qsort key for sorting directories */
int(*_compar)(const char*, const char*, size_t);
} cmp_data;
/* dummmy functions to allow compatibility with strncmp & strncasecmp */
static int strnatcmp_n(const char *a, const char *b, size_t n)
{
(void)n;
return strnatcmp(a, b);
}
static int strnatcasecmp_n(const char *a, const char *b, size_t n)
{
(void)n;
return strnatcasecmp(a, b);
}
int ft_build_playlist(struct tree_context* c, int start_index)
{
int i;
int res = 0;
int start=start_index;
struct playlist_info *playlist = playlist_get_current();
tree_lock_cache(c);
struct entry *entries = tree_get_entries(c);
for(i = 0;i < c->filesindir;i++)
{
if((entries[i].attr & FILE_ATTR_MASK) == FILE_ATTR_AUDIO)
{
res = playlist_insert_track(playlist, entries[i].name,
PLAYLIST_INSERT_LAST, false, false);
if (res < 0)
break;
}
else
{
/* Adjust the start index when se skip non-MP3 entries */
if(i < start)
start_index--;
}
}
tree_unlock_cache(c);
return start_index;
}
/* Start playback of a playlist, checking for bookmark autoload, modified
* playlists, etc., as required. Returns false if playback wasn't started,
* or started via bookmark autoload, true otherwise.
*
* Pointers to both the full pathname and the separated parts needed to
* avoid allocating yet another path buffer on the stack (and save some
* code; the caller typically needs to create the full pathname anyway)...
*/
bool ft_play_playlist(char* pathname, char* dirname,
char* filename, bool skip_warn_and_bookmarks)
{
if (global_settings.party_mode && audio_status())
{
splash(HZ, ID2P(LANG_PARTY_MODE));
return false;
}
if (!skip_warn_and_bookmarks)
{
int res = bookmark_autoload(pathname);
if (res == BOOKMARK_CANCEL || res == BOOKMARK_DO_RESUME || !warn_on_pl_erase())
return false;
}
splash(0, ID2P(LANG_WAIT));
if (playlist_create(dirname, filename) != -1)
{
if (global_settings.playlist_shuffle)
playlist_shuffle(current_tick, -1);
playlist_set_modified(NULL, false);
playlist_start(0, 0, 0);
return true;
}
return false;
}
/* walk a directory and check all entries if a .talk file exists */
static void check_file_thumbnails(struct tree_context* c)
{
int i;
struct dirent *entry;
struct entry* entries;
DIR *dir;
dir = opendir(c->currdir);
if(!dir)
return;
/* mark all files as non talking, except the .talk ones */
tree_lock_cache(c);
entries = tree_get_entries(c);
for (i=0; i < c->filesindir; i++)
{
if (entries[i].attr & ATTR_DIRECTORY)
continue; /* we're not touching directories */
if (strcasecmp(file_thumbnail_ext,
&entries[i].name[strlen(entries[i].name)
- strlen(file_thumbnail_ext)]))
{ /* no .talk file */
entries[i].attr &= ~FILE_ATTR_THUMBNAIL; /* clear */
}
else
{ /* .talk file, we later let them speak themselves */
entries[i].attr |= FILE_ATTR_THUMBNAIL; /* set */
}
}
while((entry = readdir(dir)) != 0) /* walk directory */
{
int ext_pos;
struct dirinfo info = dir_get_info(dir, entry);
ext_pos = strlen((char *)entry->d_name) - strlen(file_thumbnail_ext);
if (ext_pos <= 0 /* too short to carry ".talk" */
|| (info.attribute & ATTR_DIRECTORY) /* no file */
|| strcasecmp((char *)&entry->d_name[ext_pos], file_thumbnail_ext))
{ /* or doesn't end with ".talk", no candidate */
continue;
}
/* terminate the (disposable) name in dir buffer,
this truncates off the ".talk" without needing an extra buffer */
entry->d_name[ext_pos] = '\0';
/* search corresponding file in dir cache */
for (i=0; i < c->filesindir; i++)
{
if (!strcasecmp(entries[i].name, (char *)entry->d_name))
{ /* match */
entries[i].attr |= FILE_ATTR_THUMBNAIL; /* set the flag */
break; /* exit search loop, because we found it */
}
}
}
tree_unlock_cache(c);
closedir(dir);
}
/* support function for qsort() */
static int compare(const void* p1, const void* p2)
{
struct entry* e1 = (struct entry*)p1;
struct entry* e2 = (struct entry*)p2;
int criteria;
if (e1->attr & ATTR_DIRECTORY && e2->attr & ATTR_DIRECTORY)
{ /* two directories */
criteria = cmp_data.sort_dir;
#ifdef HAVE_MULTIVOLUME
if (e1->attr & ATTR_VOLUME || e2->attr & ATTR_VOLUME)
{ /* a volume identifier is involved */
if (e1->attr & ATTR_VOLUME && e2->attr & ATTR_VOLUME)
criteria = SORT_ALPHA; /* two volumes: sort alphabetically */
else /* only one is a volume: volume first */
return (e2->attr & ATTR_VOLUME) - (e1->attr & ATTR_VOLUME);
}
#endif
}
else if (!(e1->attr & ATTR_DIRECTORY) && !(e2->attr & ATTR_DIRECTORY))
{ /* two files */
criteria = global_settings.sort_file;
}
else /* dir and file, dir goes first */
return (e2->attr & ATTR_DIRECTORY) - (e1->attr & ATTR_DIRECTORY);
switch(criteria)
{
case SORT_TYPE:
case SORT_TYPE_REVERSED:
{
int t1 = e1->attr & FILE_ATTR_MASK;
int t2 = e2->attr & FILE_ATTR_MASK;
if (!t1) /* unknown type */
t1 = INT_MAX; /* gets a high number, to sort after known */
if (!t2) /* unknown type */
t2 = INT_MAX; /* gets a high number, to sort after known */
if (t1 != t2) /* if different */
return (t1 - t2) * (criteria == SORT_TYPE_REVERSED ? -1 : 1);
/* else alphabetical sorting */
return cmp_data._compar(e1->name, e2->name, MAX_PATH);
}
case SORT_DATE:
case SORT_DATE_REVERSED:
{
if (e1->time_write != e2->time_write)
return (e1->time_write - e2->time_write)
* (criteria == SORT_DATE_REVERSED ? -1 : 1);
/* else fall through to alphabetical sorting */
}
case SORT_ALPHA:
case SORT_ALPHA_REVERSED:
{
return cmp_data._compar(e1->name, e2->name, MAX_PATH) *
(criteria == SORT_ALPHA_REVERSED ? -1 : 1);
}
}
return 0; /* never reached */
}
/* load and sort directory into the tree's cache. returns NULL on failure. */
int ft_load(struct tree_context* c, const char* tempdir)
{
int files_in_dir = 0;
int name_buffer_used = 0;
struct dirent *entry;
bool (*callback_show_item)(char *, int, struct tree_context *) = NULL;
DIR *dir;
if (tempdir)
dir = opendir(tempdir);
else
{
dir = opendir(c->currdir);
callback_show_item = c->browse? c->browse->callback_show_item: NULL;
}
if(!dir)
return -1; /* not a directory */
c->dirsindir = 0;
c->dirfull = false;
tree_lock_cache(c);
while ((entry = readdir(dir))) {
int len;
struct dirinfo info;
struct entry* dptr = tree_get_entry_at(c, files_in_dir);
if (!dptr)
{
c->dirfull = true;
break;
}
info = dir_get_info(dir, entry);
len = strlen((char *)entry->d_name);
/* skip directories . and .. */
if ((info.attribute & ATTR_DIRECTORY) &&
(((len == 1) && (!strncmp((char *)entry->d_name, ".", 1))) ||
((len == 2) && (!strncmp((char *)entry->d_name, "..", 2))))) {
continue;
}
/* Skip FAT volume ID */
if (info.attribute & ATTR_VOLUME_ID) {
continue;
}
/* filter out dotfiles and hidden files */
if (*c->dirfilter != SHOW_ALL &&
((entry->d_name[0]=='.') ||
(info.attribute & ATTR_HIDDEN))) {
continue;
}
dptr->attr = info.attribute;
int dir_attr = (dptr->attr & ATTR_DIRECTORY);
/* check for known file types */
if ( !(dir_attr) )
dptr->attr |= filetype_get_attr((char *)entry->d_name);
int file_attr = (dptr->attr & FILE_ATTR_MASK);
/* filter out non-visible files */
if ((!(dir_attr) && ((*c->dirfilter == SHOW_PLAYLIST &&
file_attr != FILE_ATTR_M3U) ||
((*c->dirfilter == SHOW_MUSIC && file_attr != FILE_ATTR_AUDIO) &&
file_attr != FILE_ATTR_M3U) ||
(*c->dirfilter == SHOW_SUPPORTED && !filetype_supported(dptr->attr)))) ||
(*c->dirfilter == SHOW_WPS && file_attr != FILE_ATTR_WPS) ||
(*c->dirfilter == SHOW_FONT && file_attr != FILE_ATTR_FONT) ||
(*c->dirfilter == SHOW_SBS && file_attr != FILE_ATTR_SBS) ||
#if CONFIG_TUNER
(*c->dirfilter == SHOW_FMS && file_attr != FILE_ATTR_FMS) ||
#endif
#ifdef HAVE_REMOTE_LCD
(*c->dirfilter == SHOW_RWPS && file_attr != FILE_ATTR_RWPS) ||
(*c->dirfilter == SHOW_RSBS && file_attr != FILE_ATTR_RSBS) ||
#if CONFIG_TUNER
(*c->dirfilter == SHOW_RFMS && file_attr != FILE_ATTR_RFMS) ||
#endif
#endif
#if CONFIG_TUNER
(*c->dirfilter == SHOW_FMR && file_attr != FILE_ATTR_FMR) ||
#endif
(*c->dirfilter == SHOW_M3U && file_attr != FILE_ATTR_M3U) ||
(*c->dirfilter == SHOW_CFG && file_attr != FILE_ATTR_CFG) ||
(*c->dirfilter == SHOW_LNG && file_attr != FILE_ATTR_LNG) ||
(*c->dirfilter == SHOW_MOD && file_attr != FILE_ATTR_MOD) ||
(*c->dirfilter == SHOW_PLUGINS && file_attr != FILE_ATTR_ROCK &&
file_attr != FILE_ATTR_LUA &&
file_attr != FILE_ATTR_OPX) ||
(callback_show_item && !callback_show_item(entry->d_name, dptr->attr, c)))
{
continue;
}
if (len > c->cache.name_buffer_size - name_buffer_used - 1) {
/* Tell the world that we ran out of buffer space */
c->dirfull = true;
break;
}
++files_in_dir;
dptr->name = core_get_data(c->cache.name_buffer_handle)+name_buffer_used;
dptr->time_write = info.mtime;
strcpy(dptr->name, (char *)entry->d_name);
name_buffer_used += len + 1;
if (dir_attr) /* count the remaining dirs */
c->dirsindir++;
}
c->filesindir = files_in_dir;
c->dirlength = files_in_dir;
closedir(dir);
cmp_data.sort_dir = c->sort_dir;
if (global_settings.sort_case)
{
if (global_settings.interpret_numbers == SORT_INTERPRET_AS_NUMBER)
cmp_data._compar = strnatcmp_n;
else
cmp_data._compar = strncmp;
}
else
{
if (global_settings.interpret_numbers == SORT_INTERPRET_AS_NUMBER)
cmp_data._compar = strnatcasecmp_n;
else
cmp_data._compar = strncasecmp;
}
qsort(tree_get_entries(c), files_in_dir, sizeof(struct entry), compare);
/* If thumbnail talking is enabled, make an extra run to mark files with
associated thumbnails, so we don't do unsuccessful spinups later. */
if (global_settings.talk_file_clip)
check_file_thumbnails(c); /* map .talk to ours */
tree_unlock_cache(c);
return 0;
}
static void ft_load_font(char *file)
{
int current_font_id;
enum screen_type screen = SCREEN_MAIN;
#if NB_SCREENS > 1
MENUITEM_STRINGLIST(menu, ID2P(LANG_CUSTOM_FONT), NULL,
ID2P(LANG_MAIN_SCREEN), ID2P(LANG_REMOTE_SCREEN))
switch (do_menu(&menu, NULL, NULL, false))
{
case 0: /* main lcd */
screen = SCREEN_MAIN;
set_file(file, (char *)global_settings.font_file, MAX_FILENAME);
break;
case 1: /* remote */
screen = SCREEN_REMOTE;
set_file(file, (char *)global_settings.remote_font_file, MAX_FILENAME);
break;
}
#else
set_file(file, (char *)global_settings.font_file, MAX_FILENAME);
#endif
splash(0, ID2P(LANG_WAIT));
current_font_id = screens[screen].getuifont();
if (current_font_id >= 0)
font_unload(current_font_id);
screens[screen].setuifont(
font_load_ex(file,0,global_settings.glyphs_to_cache));
viewportmanager_theme_changed(THEME_UI_VIEWPORT);
}
static void ft_apply_skin_file(char *buf, char *file, const int maxlen)
{
splash(0, ID2P(LANG_WAIT));
set_file(buf, file, maxlen);
settings_apply_skins();
}
int ft_enter(struct tree_context* c)
{
int rc = GO_TO_PREVIOUS;
char buf[MAX_PATH];
struct entry* file = tree_get_entry_at(c, c->selected_item);
if (!file)
{
splashf(HZ, str(LANG_READ_FAILED), str(LANG_UNKNOWN));
return rc;
}
int file_attr = file->attr;
int len;
if (c->currdir[1])
{
len = snprintf(buf,sizeof(buf),"%s/%s",c->currdir, file->name);
if ((unsigned) len > sizeof(buf))
splash(HZ, ID2P(LANG_PLAYLIST_ACCESS_ERROR));
}
else
snprintf(buf,sizeof(buf),"/%s",file->name);
if (file_attr & ATTR_DIRECTORY) {
memcpy(c->currdir, buf, sizeof(c->currdir));
if ( c->dirlevel < MAX_DIR_LEVELS )
c->selected_item_history[c->dirlevel] = c->selected_item;
c->dirlevel++;
c->selected_item=0;
}
else {
int seed = current_tick;
bool play = false;
int start_index=0;
switch ( file_attr & FILE_ATTR_MASK ) {
case FILE_ATTR_M3U:
play = ft_play_playlist(buf, c->currdir, file->name, false);
if (play)
{
start_index = 0;
}
break;
case FILE_ATTR_AUDIO:
{
int res = bookmark_autoload(c->currdir);
if (res == BOOKMARK_CANCEL || res == BOOKMARK_DO_RESUME)
break;
splash(0, ID2P(LANG_WAIT));
/* about to create a new current playlist...
allow user to cancel the operation */
if (!warn_on_pl_erase())
break;
if (global_settings.party_mode && audio_status())
{
playlist_insert_track(NULL, buf,
PLAYLIST_INSERT_LAST, true, true);
splash(HZ, ID2P(LANG_QUEUE_LAST));
}
else if (playlist_create(c->currdir, NULL) != -1)
{
start_index = ft_build_playlist(c, c->selected_item);
if (global_settings.playlist_shuffle)
{
start_index = playlist_shuffle(seed, start_index);
/* when shuffling dir.: play all files
even if the file selected by user is
not the first one */
if (!global_settings.play_selected)
start_index = 0;
}
playlist_set_modified(NULL, false);
playlist_start(start_index, 0, 0);
play = true;
}
break;
}
#if CONFIG_TUNER
/* fmr preset file */
case FILE_ATTR_FMR:
splash(0, ID2P(LANG_WAIT));
/* Preset inside the default folder. */
if(!strncasecmp(FMPRESET_PATH, buf, strlen(FMPRESET_PATH)))
{
set_file(buf, global_settings.fmr_file, MAX_FILENAME);
radio_load_presets(global_settings.fmr_file);
}
/*
* Preset outside default folder, we can choose such only
* if we are out of the radio screen, so the check for the
* radio status isn't neccessary
*/
else
{
radio_load_presets(buf);
}
rc = GO_TO_FM;
break;
case FILE_ATTR_FMS:
ft_apply_skin_file(buf, global_settings.fms_file, MAX_FILENAME);
break;
#ifdef HAVE_REMOTE_LCD
case FILE_ATTR_RFMS:
ft_apply_skin_file(buf, global_settings.rfms_file, MAX_FILENAME);
break;
#endif
#endif
case FILE_ATTR_SBS:
ft_apply_skin_file(buf, global_settings.sbs_file, MAX_FILENAME);
break;
#ifdef HAVE_REMOTE_LCD
case FILE_ATTR_RSBS:
ft_apply_skin_file(buf, global_settings.rsbs_file, MAX_FILENAME);
break;
#endif
/* wps config file */
case FILE_ATTR_WPS:
ft_apply_skin_file(buf, global_settings.wps_file, MAX_FILENAME);
break;
#if defined(HAVE_REMOTE_LCD) && (NB_SCREENS > 1)
/* remote-wps config file */
case FILE_ATTR_RWPS:
ft_apply_skin_file(buf, global_settings.rwps_file, MAX_FILENAME);
break;
#endif
case FILE_ATTR_CFG:
splash(0, ID2P(LANG_WAIT));
if (!settings_load_config(buf,true))
break;
splash(HZ, ID2P(LANG_SETTINGS_LOADED));
break;
case FILE_ATTR_BMARK:
splash(0, ID2P(LANG_WAIT));
bookmark_load(buf, false);
rc = GO_TO_FILEBROWSER;
break;
case FILE_ATTR_LNG:
splash(0, ID2P(LANG_WAIT));
if (lang_core_load(buf))
{
splash(HZ, ID2P(LANG_FAILED));
break;
}
set_file(buf, (char *)global_settings.lang_file,
MAX_FILENAME);
talk_init(); /* use voice of same language */
viewportmanager_theme_changed(THEME_LANGUAGE);
settings_apply_skins();
splash(HZ, ID2P(LANG_LANGUAGE_LOADED));
break;
case FILE_ATTR_FONT:
ft_load_font(buf);
break;
case FILE_ATTR_KBD:
splash(0, ID2P(LANG_WAIT));
if (!load_kbd(buf))
splash(HZ, ID2P(LANG_KEYBOARD_LOADED));
set_file(buf, (char *)global_settings.kbd_file, MAX_FILENAME);
break;
#if defined(HAVE_ROLO)
/* firmware file */
case FILE_ATTR_MOD:
splash(0, ID2P(LANG_WAIT));
audio_hard_stop();
rolo_load(buf);
break;
#endif
case FILE_ATTR_CUE:
display_cuesheet_content(buf);
break;
/* plugin file */
case FILE_ATTR_ROCK:
{
char *plugin = buf, *argument = NULL;
if (global_settings.party_mode && audio_status()) {
splash(HZ, ID2P(LANG_PARTY_MODE));
break;
}
#ifdef PLUGINS_RUN_IN_BROWSER /* Stay in the filetree to run a plugin */
switch (plugin_load(plugin, argument))
{
case PLUGIN_GOTO_WPS:
play = true;
break;
case PLUGIN_GOTO_PLUGIN:
rc = GO_TO_PLUGIN;
break;
case PLUGIN_USB_CONNECTED:
if(*c->dirfilter > NUM_FILTER_MODES)
/* leave sub-browsers after usb, doing
otherwise might be confusing to the user */
rc = GO_TO_ROOT;
else
rc = GO_TO_FILEBROWSER;
break;
/*
case PLUGIN_ERROR:
case PLUGIN_OK:
*/
default:
break;
}
#else /* Exit the filetree to run a plugin */
plugin_open(plugin, argument);
rc = GO_TO_PLUGIN;
#endif
break;
}
default:
{
const char* plugin;
char plugin_path[MAX_PATH];
const char *argument = buf;
if (global_settings.party_mode && audio_status()) {
splash(HZ, ID2P(LANG_PARTY_MODE));
break;
}
file = tree_get_entry_at(c, c->selected_item);
if (!file)
{
splashf(HZ, str(LANG_READ_FAILED), str(LANG_UNKNOWN));
return rc;
}
plugin = filetype_get_plugin(file, plugin_path, sizeof(plugin_path));
if (plugin)
{
#ifdef PLUGINS_RUN_IN_BROWSER /* Stay in the filetree to run a plugin */
switch (plugin_load(plugin, argument))
{
case PLUGIN_USB_CONNECTED:
rc = GO_TO_FILEBROWSER;
break;
case PLUGIN_GOTO_PLUGIN:
rc = GO_TO_PLUGIN;
break;
case PLUGIN_GOTO_WPS:
rc = GO_TO_WPS;
break;
/*
case PLUGIN_OK:
case PLUGIN_ERROR:
*/
default:
break;
}
#else /* Exit the filetree to run a plugin */
plugin_open(plugin, argument);
rc = GO_TO_PLUGIN;
#endif
}
break;
}
}
if ( play ) {
/* the resume_index must always be the index in the
shuffled list in case shuffle is enabled */
global_status.resume_index = start_index;
global_status.resume_crc32 =
playlist_get_filename_crc32(NULL, start_index);
global_status.resume_elapsed = 0;
global_status.resume_offset = 0;
status_save();
rc = GO_TO_WPS;
}
else {
if (*c->dirfilter > NUM_FILTER_MODES &&
*c->dirfilter != SHOW_CFG &&
*c->dirfilter != SHOW_FONT &&
*c->dirfilter != SHOW_PLUGINS)
{
rc = GO_TO_ROOT;
}
}
}
return rc;
}
int ft_exit(struct tree_context* c)
{
extern char lastfile[]; /* from tree.c */
char buf[MAX_PATH];
int rc = 0;
bool exit_func = false;
int i = strlen(c->currdir);
if (i>1) {
while (c->currdir[i-1]!='/')
i--;
strcpy(buf,&c->currdir[i]);
if (i==1)
c->currdir[i]=0;
else
c->currdir[i-1]=0;
if (*c->dirfilter > NUM_FILTER_MODES && c->dirlevel < 1)
exit_func = true;
c->dirlevel--;
if ( c->dirlevel < MAX_DIR_LEVELS )
c->selected_item=c->selected_item_history[c->dirlevel];
else
c->selected_item=0;
/* if undefined position */
if (c->selected_item == -1)
strcpy(lastfile, buf);
}
else
{
if (*c->dirfilter > NUM_FILTER_MODES && c->dirlevel < 1)
exit_func = true;
}
if (exit_func)
rc = 3;
return rc;
}
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