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/*
* Copyright (C) 2024 GNOME Foundation Inc.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
* Original Author: António Fernandes <antoniof@gnome.org>
*/
#include "nautilus-internal-place-file.h"
#include <glib/gi18n.h>
#include <gio/gio.h>
#include "nautilus-file-private.h"
#include "nautilus-scheme.h"
#include "nautilus-network-directory.h"
#include "nautilus-starred-directory.h"
struct _NautilusInternalPlaceFile
{
NautilusFile parent_instance;
GList *callbacks;
GCancellable *network_mount_cancellable;
};
G_DEFINE_FINAL_TYPE (NautilusInternalPlaceFile, nautilus_internal_place_file, NAUTILUS_TYPE_FILE);
static void
real_monitor_add (NautilusFile *file,
gconstpointer client,
NautilusAttributes attributes)
{
/* Internal place attributes are static, so there is nothing to monitor. */
}
static void
real_monitor_remove (NautilusFile *file,
gconstpointer client)
{
}
typedef struct
{
NautilusFileCallback callback;
gpointer callback_data;
} InternalPlaceFileCallback;
static void
network_mount_callback (GObject *source_object,
GAsyncResult *result,
gpointer data)
{
g_autoptr (GError) error = NULL;
if (!g_file_mount_enclosing_volume_finish (G_FILE (source_object), result, &error) &&
!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_ALREADY_MOUNTED))
{
if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
{
g_warning ("Could not mount '%s': %s", SCHEME_NETWORK ":///", error->message);
}
return;
}
NautilusInternalPlaceFile *self = NAUTILUS_INTERNAL_PLACE_FILE (data);
/* Clear cancellable and steal callbacks list because call_when_ready() may
* be called again inside the `for` loop. */
g_clear_object (&self->network_mount_cancellable);
GList *callbacks = g_steal_pointer (&self->callbacks);
for (GList *l = callbacks; l != NULL; l = l->next)
{
InternalPlaceFileCallback *callback = l->data;
(*callback->callback)(NAUTILUS_FILE (self), callback->callback_data);
}
g_list_free_full (callbacks, g_free);
}
static void
real_call_when_ready (NautilusFile *file,
NautilusAttributes attributes,
NautilusFileCallback callback,
gpointer callback_data)
{
NautilusInternalPlaceFile *self = NAUTILUS_INTERNAL_PLACE_FILE (file);
if (NAUTILUS_IS_NETWORK_DIRECTORY (file->details->directory) &&
!g_test_initialized ())
{
/* WORKAROUND:
* We must ensure network:/// is mounted before calling it "ready",
* otherwise GDaemonFile makes sync D-Bus calls to mount network://
* when the view tries do add a monitor, blocking the main thread and
* freezing the UI.
* See: https://gitlab.gnome.org/GNOME/gvfs/-/issues/455
*/
if (callback != NULL)
{
InternalPlaceFileCallback data = {callback, callback_data};
self->callbacks = g_list_prepend (self->callbacks,
g_memdup2 (&data, sizeof (data)));
}
/* If there is a cancellable, we are already mounting */
if (self->network_mount_cancellable == NULL)
{
g_autoptr (GFile) network_backend = g_file_new_for_uri (SCHEME_NETWORK ":///");
self->network_mount_cancellable = g_cancellable_new ();
g_file_mount_enclosing_volume (network_backend,
G_MOUNT_MOUNT_NONE,
NULL,
self->network_mount_cancellable,
network_mount_callback, self);
}
}
else if (callback != NULL)
{
/* Internal place attributes are static, so its always ready. */
(*callback)(file, callback_data);
}
}
static void
real_cancel_call_when_ready (NautilusFile *file,
NautilusFileCallback callback,
gpointer callback_data)
{
NautilusInternalPlaceFile *self = NAUTILUS_INTERNAL_PLACE_FILE (file);
g_clear_list (&self->callbacks, g_free);
g_cancellable_cancel (self->network_mount_cancellable);
g_clear_object (&self->network_mount_cancellable);
}
static gboolean
real_check_if_ready (NautilusFile *file,
NautilusAttributes attributes)
{
/* Internal place attributes are static, so its always ready. */
return TRUE;
}
static void
nautilus_internal_place_file_init (NautilusInternalPlaceFile *self)
{
}
static void
nautilus_internal_place_file_constructed (GObject *object)
{
G_OBJECT_CLASS (nautilus_internal_place_file_parent_class)->constructed (object);
NautilusInternalPlaceFile *self = NAUTILUS_INTERNAL_PLACE_FILE (object);
NautilusFile *file = NAUTILUS_FILE (self);
file->details->mime_type = g_ref_string_new_intern ("inode/directory");
file->details->size = 0;
if (NAUTILUS_IS_NETWORK_DIRECTORY (file->details->directory))
{
nautilus_file_set_display_name (file, _("Network"), NULL, TRUE);
}
else if (NAUTILUS_IS_STARRED_DIRECTORY (file->details->directory))
{
nautilus_file_set_display_name (file, _("Starred"), NULL, TRUE);
}
file->details->got_file_info = TRUE;
file->details->file_info_is_up_to_date = TRUE;
}
static void
nautilus_internal_place_file_dispose (GObject *object)
{
NautilusInternalPlaceFile *self = NAUTILUS_INTERNAL_PLACE_FILE (object);
g_clear_list (&self->callbacks, g_free);
g_cancellable_cancel (self->network_mount_cancellable);
g_clear_object (&self->network_mount_cancellable);
G_OBJECT_CLASS (nautilus_internal_place_file_parent_class)->dispose (object);
}
static void
nautilus_internal_place_file_class_init (NautilusInternalPlaceFileClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
NautilusFileClass *file_class = NAUTILUS_FILE_CLASS (klass);
/* We need to know the parent directory, which is a construction property.*/
object_class->constructed = nautilus_internal_place_file_constructed;
object_class->dispose = nautilus_internal_place_file_dispose;
file_class->default_file_type = G_FILE_TYPE_DIRECTORY;
file_class->monitor_add = real_monitor_add;
file_class->monitor_remove = real_monitor_remove;
file_class->call_when_ready = real_call_when_ready;
file_class->cancel_call_when_ready = real_cancel_call_when_ready;
file_class->check_if_ready = real_check_if_ready;
}
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