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gnome-control-center/panels/system/users/cc-users-page.c

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/*
* cc-users-page.c
*
* Copyright 2023 Red Hat Inc
*
* 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 3 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
* Author(s):
* Felipe Borges <felipeborges@gnome.org>
*/
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "cc-users-page"
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "cc-add-user-dialog.h"
#include "cc-enterprise-login-dialog.h"
#include "cc-users-page.h"
#include "cc-list-row.h"
#include "cc-user-page.h"
#include "user-utils.h"
#include <act/act.h>
#include <config.h>
#include <errno.h>
#include <locale.h>
#include <glib/gi18n.h>
#include <gio/gio.h>
#include <gtk/gtk.h>
#include <polkit/polkit.h>
#define USER_ACCOUNTS_PERMISSION "org.gnome.controlcenter.user-accounts.administration"
struct _CcUsersPage {
AdwNavigationPage parent_instance;
GtkButton *add_user_button;
CcUserPage *current_user_page;
AdwNavigationView *navigation;
GtkWidget *other_users_group;
GtkListBox *user_list;
GListStore *model;
GPermission *permission;
ActUserManager *user_manager;
};
G_DEFINE_TYPE (CcUsersPage, cc_users_page, ADW_TYPE_NAVIGATION_PAGE)
static void
add_enterprise_user (CcUsersPage *self)
{
CcEnterpriseLoginDialog *dialog = cc_enterprise_login_dialog_new ();
gtk_window_set_transient_for (GTK_WINDOW (dialog),
GTK_WINDOW (gtk_widget_get_native (GTK_WIDGET (self))));
gtk_window_present (GTK_WINDOW (dialog));
}
static void
add_user (CcUsersPage *self)
{
CcAddUserDialog *dialog = cc_add_user_dialog_new (self->permission);
gtk_window_set_transient_for (GTK_WINDOW (dialog),
GTK_WINDOW (gtk_widget_get_native (GTK_WIDGET (self))));
gtk_window_present (GTK_WINDOW (dialog));
}
static void
on_user_row_activated (CcUsersPage *self,
AdwActionRow *row)
{
CcUserPage *user_page;
ActUser *user;
uid_t uid;
uid = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (row), "uid"));
user = act_user_manager_get_user_by_id (act_user_manager_get_default (), uid);
user_page = cc_user_page_new ();
cc_user_page_set_user (user_page, user, self->permission);
adw_navigation_page_set_title (ADW_NAVIGATION_PAGE (user_page), get_real_or_user_name (user));
adw_navigation_view_push (self->navigation, ADW_NAVIGATION_PAGE (user_page));
}
static void
on_other_users_model_changed (CcUsersPage *self)
{
gtk_widget_set_visible (self->other_users_group,
g_list_model_get_n_items (G_LIST_MODEL (self->model)) > 0);
}
static GtkWidget *
create_user_row (gpointer item, gpointer user_data)
{
ActUser *user;
GtkWidget *row, *user_image;
row = g_object_new (CC_TYPE_LIST_ROW, "show-arrow", TRUE, NULL);
gtk_list_box_row_set_activatable (GTK_LIST_BOX_ROW (row), TRUE);
user = item;
g_object_set_data (G_OBJECT (row), "uid", GINT_TO_POINTER (act_user_get_uid (user)));
adw_preferences_row_set_title (ADW_PREFERENCES_ROW (row),
get_real_or_user_name (user));
user_image = adw_avatar_new (32, NULL, TRUE);
setup_avatar_for_user (ADW_AVATAR (user_image), user);
adw_action_row_add_prefix (ADW_ACTION_ROW (row), user_image);
return row;
}
static gint
sort_users (gconstpointer a, gconstpointer b, gpointer user_data)
{
ActUser *ua, *ub;
g_autofree gchar *name1 = NULL;
g_autofree gchar *name2 = NULL;
ua = ACT_USER ((gpointer*)a);
ub = ACT_USER ((gpointer*)b);
/* Make sure the current user is shown first */
if (act_user_get_uid (ua) == getuid ()) {
return -G_MAXINT32;
} else if (act_user_get_uid (ub) == getuid ()) {
return G_MAXINT32;
}
name1 = g_utf8_collate_key (get_real_or_user_name (ua), -1);
name2 = g_utf8_collate_key (get_real_or_user_name (ub), -1);
return strcmp (name1, name2);
}
static void
on_user_changed (CcUsersPage *self,
ActUser *user)
{
CcUserPage *visible_user_page;
visible_user_page = CC_USER_PAGE (adw_navigation_view_get_visible_page (self->navigation));
cc_user_page_set_user (visible_user_page, user, self->permission);
}
static void
on_user_added (CcUsersPage *self,
ActUser *user)
{
CcUserPage *user_page;
g_list_store_insert_sorted (self->model, user, sort_users, self);
user_page = cc_user_page_new ();
cc_user_page_set_user (user_page, user, self->permission);
adw_navigation_page_set_title (ADW_NAVIGATION_PAGE (user_page), get_real_or_user_name (user));
adw_navigation_view_push (self->navigation, ADW_NAVIGATION_PAGE (user_page));
}
static void
on_user_removed (CcUsersPage *self,
ActUser *user)
{
guint position;
if (g_list_store_find (self->model, user, &position)) {
g_list_store_remove (self->model, position);
}
adw_navigation_view_pop (self->navigation);
}
static void
users_loaded (CcUsersPage *self)
{
g_autoptr(GSList) user_list = NULL;
GSList *l;
guint n_users;
user_list = act_user_manager_list_users (self->user_manager);
for (l = user_list; l; l = l->next) {
ActUser *user = ACT_USER (l->data);
if (act_user_is_system_account (user)) {
continue;
}
/* Increase the user count for all accounts except for "system" accounts, such
* as "root" or "nobody". */
n_users++;
if (act_user_get_uid (user) == getuid ()) {
cc_user_page_set_user (self->current_user_page, user, self->permission);
continue;
}
g_list_store_insert_sorted (self->model,
user,
sort_users,
self);
}
}
static void
cc_users_page_dispose (GObject *object)
{
CcUsersPage *self = CC_USERS_PAGE (object);
g_clear_object (&self->model);
g_clear_object (&self->permission);
G_OBJECT_CLASS (cc_users_page_parent_class)->dispose (object);
}
static void
cc_users_page_init (CcUsersPage *self)
{
g_autoptr(GError) error = NULL;
g_autoptr(GtkCssProvider) provider = NULL;
gboolean is_loaded = FALSE;
gtk_widget_init_template (GTK_WIDGET (self));
provider = gtk_css_provider_new ();
gtk_css_provider_load_from_resource (provider,
"/org/gnome/control-center/system/users/user-accounts-dialog.css");
gtk_style_context_add_provider_for_display (gdk_display_get_default (),
GTK_STYLE_PROVIDER (provider),
GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
self->model = g_list_store_new (ACT_TYPE_USER);
gtk_list_box_bind_model (self->user_list,
G_LIST_MODEL (self->model),
(GtkListBoxCreateWidgetFunc)create_user_row,
self,
NULL);
g_signal_connect_object (self->model,
"items-changed",
G_CALLBACK (on_other_users_model_changed),
self,
G_CONNECT_SWAPPED);
self->permission = (GPermission *)polkit_permission_new_sync (USER_ACCOUNTS_PERMISSION, NULL, NULL, &error);
if (self->permission == NULL) {
g_warning ("Cannot create '%s' permission: %s", USER_ACCOUNTS_PERMISSION, error->message);
}
g_object_bind_property (self->permission, "allowed", self->add_user_button, "sensitive", G_BINDING_SYNC_CREATE);
self->user_manager = act_user_manager_get_default ();
g_signal_connect_object (self->user_manager,
"notify::is-loaded",
G_CALLBACK (users_loaded),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (self->user_manager,
"user-added",
G_CALLBACK (on_user_added),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (self->user_manager,
"user-removed",
G_CALLBACK (on_user_removed),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (self->user_manager,
"user-changed",
G_CALLBACK (on_user_changed),
self,
G_CONNECT_SWAPPED);
g_object_get (self->user_manager, "is-loaded", &is_loaded, NULL);
if (is_loaded) {
users_loaded (self);
}
}
static void
cc_users_page_class_init (CcUsersPageClass * klass)
{
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = cc_users_page_dispose;
g_type_ensure (CC_TYPE_LIST_ROW);
g_type_ensure (CC_TYPE_USER_PAGE);
gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/control-center/system/users/cc-users-page.ui");
gtk_widget_class_bind_template_child (widget_class, CcUsersPage, add_user_button);
gtk_widget_class_bind_template_child (widget_class, CcUsersPage, current_user_page);
gtk_widget_class_bind_template_child (widget_class, CcUsersPage, navigation);
gtk_widget_class_bind_template_child (widget_class, CcUsersPage, other_users_group);
gtk_widget_class_bind_template_child (widget_class, CcUsersPage, user_list);
gtk_widget_class_bind_template_callback (widget_class, add_user);
gtk_widget_class_bind_template_callback (widget_class, add_enterprise_user);
gtk_widget_class_bind_template_callback (widget_class, on_user_row_activated);
}
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