glib/gio/gio-tool-list.c

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/*
* Copyright 2015 Red Hat, Inc.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Matthias Clasen <mclasen@redhat.com>
*/
#include "config.h"
#include <gio/gio.h>
#include <gi18n.h>
#include "gio-tool.h"
static char *global_attributes = NULL;
static gboolean show_hidden = FALSE;
static gboolean show_long = FALSE;
static gboolean nofollow_symlinks = FALSE;
static gboolean print_display_names = FALSE;
static gboolean print_uris = FALSE;
static const GOptionEntry entries[] = {
{ "attributes", 'a', 0, G_OPTION_ARG_STRING, &global_attributes, N_("The attributes to get"), N_("ATTRIBUTES") },
{ "hidden", 'h', 0, G_OPTION_ARG_NONE, &show_hidden, N_("Show hidden files"), NULL },
{ "long", 'l', 0, G_OPTION_ARG_NONE, &show_long, N_("Use a long listing format"), NULL },
{ "nofollow-symlinks", 'n', 0, G_OPTION_ARG_NONE, &nofollow_symlinks, N_("Dont follow symbolic links"), NULL},
{ "print-display-names", 'd', 0, G_OPTION_ARG_NONE, &print_display_names, N_("Print display names"), NULL },
{ "print-uris", 'u', 0, G_OPTION_ARG_NONE, &print_uris, N_("Print full URIs"), NULL},
G_OPTION_ENTRY_NULL
};
static void
show_file_listing (GFileInfo *info, GFile *parent)
{
const char *name, *type;
char *uri = NULL;
goffset size;
char **attributes;
int i;
gboolean first_attr;
GFile *child;
if (g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_IS_HIDDEN) &&
g_file_info_get_is_hidden (info) &&
!show_hidden)
return;
if (print_display_names && g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME))
name = g_file_info_get_display_name (info);
else
name = g_file_info_get_name (info);
if (name == NULL)
name = "";
if (print_uris) {
child = g_file_get_child (parent, name);
uri = g_file_get_uri (child);
g_object_unref (child);
}
size = g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_SIZE) ?
g_file_info_get_size (info) : 0;
type = file_type_to_string (g_file_info_get_file_type (info));
if (show_long)
g_print ("%s\t%"G_GUINT64_FORMAT"\t(%s)", print_uris? uri: name, (guint64)size, type);
else
g_print ("%s", print_uris? uri: name);
if (print_uris)
g_free (uri);
first_attr = TRUE;
attributes = g_file_info_list_attributes (info, NULL);
for (i = 0 ; attributes[i] != NULL; i++)
{
char *val_as_string;
if (!show_long ||
(!print_display_names && strcmp (attributes[i], G_FILE_ATTRIBUTE_STANDARD_NAME) == 0) ||
(print_display_names && strcmp (attributes[i], G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME) == 0) ||
strcmp (attributes[i], G_FILE_ATTRIBUTE_STANDARD_SIZE) == 0 ||
strcmp (attributes[i], G_FILE_ATTRIBUTE_STANDARD_TYPE) == 0 ||
strcmp (attributes[i], G_FILE_ATTRIBUTE_STANDARD_IS_HIDDEN) == 0)
continue;
if (first_attr)
{
g_print ("\t");
first_attr = FALSE;
}
else
g_print (" ");
val_as_string = g_file_info_get_attribute_as_string (info, attributes[i]);
g_print ("%s=%s", attributes[i], val_as_string);
g_free (val_as_string);
}
g_strfreev (attributes);
g_print ("\n");
}
static gboolean
list (GFile *file)
{
GFileEnumerator *enumerator;
GFileInfo *info;
GError *error;
gboolean res;
error = NULL;
enumerator = g_file_enumerate_children (file,
global_attributes,
nofollow_symlinks ? G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS : 0,
NULL,
&error);
if (enumerator == NULL)
{
print_file_error (file, error->message);
g_error_free (error);
return FALSE;
}
res = TRUE;
while ((info = g_file_enumerator_next_file (enumerator, NULL, &error)) != NULL)
{
show_file_listing (info, file);
g_object_unref (info);
}
if (error)
{
print_file_error (file, error->message);
g_clear_error (&error);
res = FALSE;
}
if (!g_file_enumerator_close (enumerator, NULL, &error))
{
print_file_error (file, error->message);
g_clear_error (&error);
res = FALSE;
}
return res;
}
int
handle_list (int argc, char *argv[], gboolean do_help)
{
GOptionContext *context;
gchar *param;
GError *error = NULL;
gboolean res;
gint i;
GFile *file;
g_set_prgname ("gio list");
/* Translators: commandline placeholder */
param = g_strdup_printf ("[%s…]", _("LOCATION"));
context = g_option_context_new (param);
g_free (param);
g_option_context_set_help_enabled (context, FALSE);
g_option_context_set_summary (context,
_("List the contents of the locations."));
g_option_context_set_description (context,
_("gio list is similar to the traditional ls utility, but using GIO\n"
"locations instead of local files: for example, you can use something\n"
"like smb://server/resource/file.txt as location. File attributes can\n"
"be specified with their GIO name, e.g. standard::icon"));
g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
if (do_help)
{
show_help (context, NULL);
g_option_context_free (context);
return 0;
}
if (!g_option_context_parse (context, &argc, &argv, &error))
{
show_help (context, error->message);
g_error_free (error);
g_option_context_free (context);
return 1;
}
g_option_context_free (context);
if (global_attributes != NULL)
show_long = TRUE;
global_attributes = g_strconcat (!print_display_names ? G_FILE_ATTRIBUTE_STANDARD_NAME "," : "",
print_display_names ? G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME "," : "",
G_FILE_ATTRIBUTE_STANDARD_TYPE "," G_FILE_ATTRIBUTE_STANDARD_SIZE "," G_FILE_ATTRIBUTE_STANDARD_IS_HIDDEN,
global_attributes != NULL ? "," : "",
global_attributes,
NULL);
res = TRUE;
if (argc > 1)
{
for (i = 1; i < argc; i++)
{
file = g_file_new_for_commandline_arg (argv[i]);
res &= list (file);
g_object_unref (file);
}
}
else
{
char *cwd;
cwd = g_get_current_dir ();
file = g_file_new_for_path (cwd);
res = list (file);
g_object_unref (file);
g_free (cwd);
}
g_free (global_attributes);
return res ? 0 : 2;
}