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Add a new gio commandline tool
This command collects the various commandline utilities that are currently shipped in gvfs, and unifies them under a single, command-style binary. The tools just use GIO APIs, so it makes sense for them to live here.
This commit is contained in:
Matthias Clasen
228
gio/gio-tool-list.c
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228
gio/gio-tool-list.c
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/*
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* Copyright 2015 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the licence, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*
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* Author: Matthias Clasen <mclasen@redhat.com>
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*/
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#include "config.h"
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#include <gio/gio.h>
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#include <gi18n.h>
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#include "gio-tool.h"
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static char *attributes = NULL;
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static gboolean show_hidden = FALSE;
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static gboolean show_long = FALSE;
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static gboolean nofollow_symlinks = FALSE;
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static gboolean print_uris = FALSE;
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static const GOptionEntry entries[] = {
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{ "attributes", 'a', 0, G_OPTION_ARG_STRING, &attributes, N_("The attributes to get"), N_("ATTRIBUTES") },
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{ "hidden", 'h', 0, G_OPTION_ARG_NONE, &show_hidden, N_("Show hidden files"), NULL },
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{ "long", 'l', 0, G_OPTION_ARG_NONE, &show_long, N_("Use a long listing format"), NULL },
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{ "nofollow-symlinks", 'n', 0, G_OPTION_ARG_NONE, &nofollow_symlinks, N_("Don't follow symbolic links"), NULL},
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{ "print-uris", 'u', 0, G_OPTION_ARG_NONE, &print_uris, N_("Print full URIs"), NULL},
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{ NULL }
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};
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static void
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show_file_listing (GFileInfo *info, GFile *parent)
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{
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const char *name, *type;
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char *uri = NULL;
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goffset size;
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char **attributes;
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int i;
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gboolean first_attr;
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GFile *child;
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if ((g_file_info_get_is_hidden (info)) && !show_hidden)
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return;
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name = g_file_info_get_name (info);
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if (name == NULL)
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name = "";
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if (print_uris) {
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child = g_file_get_child (parent, name);
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uri = g_file_get_uri (child);
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g_object_unref (child);
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}
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size = g_file_info_get_size (info);
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type = file_type_to_string (g_file_info_get_file_type (info));
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if (show_long)
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g_print ("%s\t%"G_GUINT64_FORMAT"\t(%s)", print_uris? uri: name, (guint64)size, type);
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else
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g_print ("%s", print_uris? uri: name);
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if (print_uris)
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g_free (uri);
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first_attr = TRUE;
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attributes = g_file_info_list_attributes (info, NULL);
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for (i = 0 ; attributes[i] != NULL; i++)
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{
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char *val_as_string;
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if (!show_long ||
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strcmp (attributes[i], G_FILE_ATTRIBUTE_STANDARD_NAME) == 0 ||
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strcmp (attributes[i], G_FILE_ATTRIBUTE_STANDARD_SIZE) == 0 ||
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strcmp (attributes[i], G_FILE_ATTRIBUTE_STANDARD_TYPE) == 0 ||
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strcmp (attributes[i], G_FILE_ATTRIBUTE_STANDARD_IS_HIDDEN) == 0)
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continue;
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if (first_attr)
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{
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g_print ("\t");
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first_attr = FALSE;
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}
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else
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g_print (" ");
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val_as_string = g_file_info_get_attribute_as_string (info, attributes[i]);
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g_print ("%s=%s", attributes[i], val_as_string);
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g_free (val_as_string);
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}
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g_strfreev (attributes);
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g_print ("\n");
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}
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static gboolean
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list (GFile *file)
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{
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GFileEnumerator *enumerator;
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GFileInfo *info;
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GError *error;
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gboolean res;
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error = NULL;
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enumerator = g_file_enumerate_children (file,
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attributes,
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nofollow_symlinks ? G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS : 0,
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NULL,
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&error);
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if (enumerator == NULL)
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{
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print_file_error (file, error->message);
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g_error_free (error);
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return FALSE;
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}
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res = TRUE;
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while ((info = g_file_enumerator_next_file (enumerator, NULL, &error)) != NULL)
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{
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show_file_listing (info, file);
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g_object_unref (info);
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}
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if (error)
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{
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print_file_error (file, error->message);
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g_clear_error (&error);
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res = FALSE;
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}
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if (!g_file_enumerator_close (enumerator, NULL, &error))
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{
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print_file_error (file, error->message);
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g_clear_error (&error);
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res = FALSE;
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}
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return res;
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}
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int
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handle_list (int argc, char *argv[], gboolean do_help)
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{
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GOptionContext *context;
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gchar *param;
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GError *error = NULL;
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gboolean res;
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gint i;
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GFile *file;
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g_set_prgname ("gio list");
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/* Translators: commandline placeholder */
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param = g_strdup_printf ("[%s...]", _("LOCATION"));
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context = g_option_context_new (param);
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g_free (param);
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g_option_context_set_help_enabled (context, FALSE);
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g_option_context_set_summary (context,
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_("List the contents of the locations."));
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g_option_context_set_description (context,
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_("gio list is similar to the traditional ls utility, but using GIO\n"
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"locations instead of local files: for example, you can use something\n"
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"like smb://server/resource/file.txt as location. File attributes can\n"
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"be specified with their GIO name, e.g. standard::icon"));
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g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
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if (do_help)
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{
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show_help (context, NULL);
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return 0;
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}
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if (!g_option_context_parse (context, &argc, &argv, &error))
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{
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show_help (context, error->message);
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g_error_free (error);
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return 1;
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}
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g_option_context_free (context);
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if (attributes != NULL)
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show_long = TRUE;
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attributes = g_strconcat (G_FILE_ATTRIBUTE_STANDARD_NAME ","
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G_FILE_ATTRIBUTE_STANDARD_TYPE ","
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G_FILE_ATTRIBUTE_STANDARD_SIZE ","
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G_FILE_ATTRIBUTE_STANDARD_IS_HIDDEN,
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attributes != NULL ? "," : "",
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attributes,
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NULL);
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res = TRUE;
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if (argc > 1)
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{
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for (i = 1; i < argc; i++)
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{
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file = g_file_new_for_commandline_arg (argv[i]);
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res &= list (file);
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g_object_unref (file);
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}
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}
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else
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{
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char *cwd;
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cwd = g_get_current_dir ();
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file = g_file_new_for_path (cwd);
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res = list (file);
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g_object_unref (file);
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g_free (cwd);
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}
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g_free (attributes);
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return res ? 0 : 2;
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}
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