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RetroArch/menu/widgets/menu_filebrowser.c
twinaphex cc988cf559 Trying to prevent Coverity error
2017-10-01 18:28:07 +02:00

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2017 - Daniel De Matteis
*
* RetroArch 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 Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <compat/strl.h>
#include <lists/string_list.h>
#include <string/stdstring.h>
#include <file/file_path.h>
#include <file/archive_file.h>
#include <lists/dir_list.h>
#include <boolean.h>
#ifdef HAVE_CONFIG_H
#include "../../config.h"
#endif
#include "menu_filebrowser.h"
#include "../menu_driver.h"
#include "../menu_displaylist.h"
#include "../../configuration.h"
#include "../../paths.h"
static enum filebrowser_enums filebrowser_types = FILEBROWSER_NONE;
enum filebrowser_enums filebrowser_get_type(void)
{
return filebrowser_types;
}
void filebrowser_clear_type(void)
{
filebrowser_types = FILEBROWSER_NONE;
}
void filebrowser_set_type(enum filebrowser_enums type)
{
filebrowser_types = type;
}
void filebrowser_parse(void *data, unsigned type_data)
{
size_t i, list_size;
struct string_list *str_list = NULL;
unsigned items_found = 0;
unsigned files_count = 0;
unsigned dirs_count = 0;
settings_t *settings = config_get_ptr();
menu_displaylist_info_t *info = (menu_displaylist_info_t*)data;
enum menu_displaylist_ctl_state type = (enum menu_displaylist_ctl_state)
type_data;
const char *path = info ? info->path : NULL;
bool path_is_compressed = (path && !string_is_empty(path))
? path_is_compressed_file(path) : false;
bool filter_ext =
settings->bools.menu_navigation_browser_filter_supported_extensions_enable;
if (string_is_equal(info->label,
msg_hash_to_str(MENU_ENUM_LABEL_SCAN_FILE)))
filter_ext = false;
if (path_is_compressed)
str_list = file_archive_get_file_list(path, info->exts);
else if (!string_is_empty(path))
str_list = dir_list_new(path,
filter_ext ? info->exts : NULL,
true, settings->bools.show_hidden_files, true, false);
#ifdef HAVE_LIBRETRODB
if (filebrowser_types == FILEBROWSER_SCAN_DIR)
menu_entries_prepend(info->list,
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_SCAN_THIS_DIRECTORY),
msg_hash_to_str(MENU_ENUM_LABEL_SCAN_THIS_DIRECTORY),
MENU_ENUM_LABEL_SCAN_THIS_DIRECTORY,
FILE_TYPE_SCAN_DIRECTORY, 0 ,0);
#endif
if (filebrowser_types == FILEBROWSER_SELECT_DIR)
menu_entries_prepend(info->list,
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_USE_THIS_DIRECTORY),
msg_hash_to_str(MENU_ENUM_LABEL_USE_THIS_DIRECTORY),
MENU_ENUM_LABEL_USE_THIS_DIRECTORY,
FILE_TYPE_USE_DIRECTORY, 0 ,0);
if (!str_list)
{
const char *str = path_is_compressed
? msg_hash_to_str(MENU_ENUM_LABEL_VALUE_UNABLE_TO_READ_COMPRESSED_FILE)
: msg_hash_to_str(MENU_ENUM_LABEL_VALUE_DIRECTORY_NOT_FOUND);
menu_entries_append_enum(info->list, str, "",
MENU_ENUM_LABEL_VALUE_DIRECTORY_NOT_FOUND, 0, 0, 0);
goto end;
}
dir_list_sort(str_list, true);
list_size = str_list->size;
if (list_size == 0)
{
string_list_free(str_list);
str_list = NULL;
}
else
{
for (i = 0; i < list_size; i++)
{
char label[64];
bool is_dir = false;
enum msg_hash_enums enum_idx = MSG_UNKNOWN;
enum msg_file_type file_type = FILE_TYPE_NONE;
const char *path = str_list->elems[i].data;
label[0] = '\0';
switch (str_list->elems[i].attr.i)
{
case RARCH_DIRECTORY:
file_type = FILE_TYPE_DIRECTORY;
break;
case RARCH_COMPRESSED_ARCHIVE:
file_type = FILE_TYPE_CARCHIVE;
break;
case RARCH_COMPRESSED_FILE_IN_ARCHIVE:
file_type = FILE_TYPE_IN_CARCHIVE;
break;
case RARCH_PLAIN_FILE:
default:
if (filebrowser_types == FILEBROWSER_SELECT_FONT)
file_type = FILE_TYPE_FONT;
else
file_type = (enum msg_file_type)info->type_default;
switch (type)
{
/* in case of deferred_core_list we have to interpret
* every archive as an archive to disallow instant loading
*/
case DISPLAYLIST_CORES_DETECTED:
if (path_is_compressed_file(path))
file_type = FILE_TYPE_CARCHIVE;
break;
default:
break;
}
break;
}
is_dir = (file_type == FILE_TYPE_DIRECTORY);
if (!is_dir)
{
if (filebrowser_types == FILEBROWSER_SELECT_DIR)
continue;
if (filebrowser_types == FILEBROWSER_SCAN_DIR)
continue;
}
/* Need to preserve slash first time. */
if (!string_is_empty(path) && !path_is_compressed)
path = path_basename(path);
if (filebrowser_types == FILEBROWSER_SELECT_COLLECTION)
{
if (is_dir)
file_type = FILE_TYPE_DIRECTORY;
else
file_type = FILE_TYPE_PLAYLIST_COLLECTION;
}
if (!is_dir && path_is_media_type(path) == RARCH_CONTENT_MUSIC)
file_type = FILE_TYPE_MUSIC;
else if (!is_dir &&
(settings->bools.multimedia_builtin_mediaplayer_enable ||
settings->bools.multimedia_builtin_imageviewer_enable))
{
switch (path_is_media_type(path))
{
case RARCH_CONTENT_MOVIE:
#ifdef HAVE_FFMPEG
if (settings->bools.multimedia_builtin_mediaplayer_enable)
file_type = FILE_TYPE_MOVIE;
#endif
break;
case RARCH_CONTENT_IMAGE:
#ifdef HAVE_IMAGEVIEWER
if (settings->bools.multimedia_builtin_imageviewer_enable
&& type != DISPLAYLIST_IMAGES)
file_type = FILE_TYPE_IMAGEVIEWER;
else
file_type = FILE_TYPE_IMAGE;
#endif
if (filebrowser_types == FILEBROWSER_SELECT_IMAGE)
file_type = FILE_TYPE_IMAGE;
break;
default:
break;
}
}
switch (file_type)
{
case FILE_TYPE_PLAIN:
#if 0
enum_idx = MENU_ENUM_LABEL_FILE_BROWSER_PLAIN_FILE;
#endif
files_count++;
break;
case FILE_TYPE_MOVIE:
enum_idx = MENU_ENUM_LABEL_FILE_BROWSER_MOVIE_OPEN;
files_count++;
break;
case FILE_TYPE_MUSIC:
enum_idx = MENU_ENUM_LABEL_FILE_BROWSER_MUSIC_OPEN;
files_count++;
break;
case FILE_TYPE_IMAGE:
enum_idx = MENU_ENUM_LABEL_FILE_BROWSER_IMAGE;
files_count++;
break;
case FILE_TYPE_IMAGEVIEWER:
enum_idx = MENU_ENUM_LABEL_FILE_BROWSER_IMAGE_OPEN_WITH_VIEWER;
files_count++;
break;
case FILE_TYPE_DIRECTORY:
enum_idx = MENU_ENUM_LABEL_FILE_BROWSER_DIRECTORY;
dirs_count++;
break;
default:
break;
}
items_found++;
menu_entries_append_enum(info->list, path, label,
enum_idx,
file_type, 0, 0);
}
}
if (str_list && str_list->size > 0)
string_list_free(str_list);
if (items_found == 0)
{
menu_entries_append_enum(info->list,
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_NO_ITEMS),
msg_hash_to_str(MENU_ENUM_LABEL_NO_ITEMS),
MENU_ENUM_LABEL_NO_ITEMS,
MENU_SETTING_NO_ITEM, 0, 0);
}
end:
menu_entries_prepend(info->list,
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_PARENT_DIRECTORY),
path,
MENU_ENUM_LABEL_PARENT_DIRECTORY,
FILE_TYPE_PARENT_DIRECTORY, 0, 0);
}
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