diff options
Diffstat (limited to 'gnome-initial-setup/pages/parental-controls/gis-parental-controls-page.c')
| -rw-r--r-- | gnome-initial-setup/pages/parental-controls/gis-parental-controls-page.c | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/gnome-initial-setup/pages/parental-controls/gis-parental-controls-page.c b/gnome-initial-setup/pages/parental-controls/gis-parental-controls-page.c new file mode 100644 index 0000000..736194d --- /dev/null +++ b/gnome-initial-setup/pages/parental-controls/gis-parental-controls-page.c @@ -0,0 +1,246 @@ +/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ +/* + * Copyright © 2020 Endless Mobile, 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 2 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/>. + * + * Written by: + * Philip Withnall <withnall@endlessm.com> + */ + +/* Parental controls page {{{1 */ + +#define PAGE_ID "parental-controls" + +#include "config.h" + +#include <glib.h> +#include <glib-object.h> +#include <glib/gi18n.h> +#include <gio/gio.h> +#include <gtk/gtk.h> +#include <libmalcontent-ui/malcontent-ui.h> + +#include "parental-controls-resources.h" +#include "gis-page-header.h" +#include "gis-parental-controls-page.h" + +struct _GisParentalControlsPage +{ + GisPage parent_instance; + + GtkWidget *header; + GtkWidget *user_controls; +}; + +G_DEFINE_TYPE (GisParentalControlsPage, gis_parental_controls_page, GIS_TYPE_PAGE) + +static gboolean +gis_parental_controls_page_save_data (GisPage *gis_page, + GError **error) +{ + GisParentalControlsPage *page = GIS_PARENTAL_CONTROLS_PAGE (gis_page); + g_autoptr(GDBusConnection) system_bus = NULL; + g_autoptr(MctManager) manager = NULL; + g_auto(MctAppFilterBuilder) builder = MCT_APP_FILTER_BUILDER_INIT (); + g_autoptr(MctAppFilter) app_filter = NULL; + ActUser *main_user; + + /* The parent and child users are created by the #GisAccountPage earlier in + * the save_data() process. We now need to set the parental controls on the + * child user. The earlier step in the process must have succeeded. */ + gis_driver_get_user_permissions (gis_page->driver, &main_user, NULL); + g_return_val_if_fail (main_user != NULL, FALSE); + + mct_user_controls_build_app_filter (MCT_USER_CONTROLS (page->user_controls), &builder); + app_filter = mct_app_filter_builder_end (&builder); + + /* FIXME: should become asynchronous */ + system_bus = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, error); + if (system_bus == NULL) + return FALSE; + + manager = mct_manager_new (system_bus); + if (!mct_manager_set_app_filter (manager, + act_user_get_uid (main_user), + app_filter, + MCT_MANAGER_SET_VALUE_FLAGS_NONE, + NULL, + error)) + return FALSE; + + return TRUE; +} + +static void +gis_parental_controls_page_shown (GisPage *gis_page) +{ + GisParentalControlsPage *page = GIS_PARENTAL_CONTROLS_PAGE (gis_page); + + gtk_widget_grab_focus (page->user_controls); +} + +static void +update_header (GisParentalControlsPage *page) +{ + g_autofree gchar *title = NULL; + const gchar *subtitle, *icon_name; + GdkPaintable *paintable; + + /* Translators: The placeholder is the user’s full name. */ + title = g_strdup_printf (_("Parental Controls for %s"), + gis_driver_get_full_name (GIS_PAGE (page)->driver)); + subtitle = _("Set restrictions on what this user can run or install."); + paintable = gis_driver_get_avatar (GIS_PAGE (page)->driver); + icon_name = (paintable != NULL) ? NULL : "dialog-password-symbolic"; + + g_object_set (G_OBJECT (page->header), + "title", title, + "subtitle", subtitle, + NULL); + if (paintable != NULL) + g_object_set (G_OBJECT (page->header), "paintable", paintable, NULL); + else if (icon_name != NULL) + g_object_set (G_OBJECT (page->header), "icon-name", icon_name, NULL); +} + +static void +update_user_controls (GisParentalControlsPage *page) +{ + mct_user_controls_set_user_locale (MCT_USER_CONTROLS (page->user_controls), + gis_driver_get_user_language (GIS_PAGE (page)->driver)); + mct_user_controls_set_user_display_name (MCT_USER_CONTROLS (page->user_controls), + gis_driver_get_full_name (GIS_PAGE (page)->driver)); +} + +static void +user_details_changed_cb (GObject *obj, + GParamSpec *pspec, + gpointer user_data) +{ + GisParentalControlsPage *page = GIS_PARENTAL_CONTROLS_PAGE (user_data); + + update_user_controls (page); + update_header (page); +} + +static void +gis_parental_controls_page_constructed (GObject *object) +{ + GisParentalControlsPage *page = GIS_PARENTAL_CONTROLS_PAGE (object); + g_autoptr(GPermission) permission = NULL; + g_auto(MctAppFilterBuilder) builder = MCT_APP_FILTER_BUILDER_INIT (); + g_autoptr(MctAppFilter) app_filter = NULL; + + G_OBJECT_CLASS (gis_parental_controls_page_parent_class)->constructed (object); + + /* No validation needed. */ + gis_page_set_complete (GIS_PAGE (page), TRUE); + + /* Set up the user controls. We can’t set #MctUserControls:user because + * there’s no way to represent a not-yet-created user using an #ActUser. */ + mct_user_controls_set_user_account_type (MCT_USER_CONTROLS (page->user_controls), + ACT_USER_ACCOUNT_TYPE_STANDARD); + update_user_controls (page); + + app_filter = mct_app_filter_builder_end (&builder); + mct_user_controls_set_app_filter (MCT_USER_CONTROLS (page->user_controls), app_filter); + + /* The gnome-initial-setup user should always be allowed to set parental + * controls. */ + permission = g_simple_permission_new (TRUE); + mct_user_controls_set_permission (MCT_USER_CONTROLS (page->user_controls), permission); + + /* Connect to signals. */ + g_signal_connect (GIS_PAGE (page)->driver, "notify::full-name", + G_CALLBACK (user_details_changed_cb), page); + g_signal_connect (GIS_PAGE (page)->driver, "notify::avatar", + G_CALLBACK (user_details_changed_cb), page); + g_signal_connect (GIS_PAGE (page)->driver, "notify::user-locale", + G_CALLBACK (user_details_changed_cb), page); + g_signal_connect (GIS_PAGE (page)->driver, "notify::user-display-name", + G_CALLBACK (user_details_changed_cb), page); + + update_header (page); + + gtk_widget_show (GTK_WIDGET (page)); +} + +static void +gis_parental_controls_page_dispose (GObject *object) +{ + GisParentalControlsPage *page = GIS_PARENTAL_CONTROLS_PAGE (object); + + if (GIS_PAGE (object)->driver != NULL) + { + g_signal_handlers_disconnect_by_func (GIS_PAGE (page)->driver, + user_details_changed_cb, page); + } + + G_OBJECT_CLASS (gis_parental_controls_page_parent_class)->dispose (object); +} + +static void +gis_parental_controls_page_locale_changed (GisPage *gis_page) +{ + GisParentalControlsPage *page = GIS_PARENTAL_CONTROLS_PAGE (gis_page); + + gis_page_set_title (gis_page, _("Parental Controls")); + update_header (page); +} + +static void +gis_parental_controls_page_class_init (GisParentalControlsPageClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); + GisPageClass *page_class = GIS_PAGE_CLASS (klass); + + object_class->constructed = gis_parental_controls_page_constructed; + object_class->dispose = gis_parental_controls_page_dispose; + + page_class->page_id = PAGE_ID; + page_class->locale_changed = gis_parental_controls_page_locale_changed; + page_class->save_data = gis_parental_controls_page_save_data; + page_class->shown = gis_parental_controls_page_shown; + + gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/initial-setup/gis-parental-controls-page.ui"); + + gtk_widget_class_bind_template_child (widget_class, GisParentalControlsPage, header); + gtk_widget_class_bind_template_child (widget_class, GisParentalControlsPage, user_controls); +} + +static void +gis_parental_controls_page_init (GisParentalControlsPage *page) +{ + g_resources_register (parental_controls_get_resource ()); + + /* Ensure types exist for widgets in the UI file. */ + g_type_ensure (GIS_TYPE_PAGE_HEADER); + g_type_ensure (MCT_TYPE_USER_CONTROLS); + + gtk_widget_init_template (GTK_WIDGET (page)); +} + +GisPage * +gis_prepare_parental_controls_page (GisDriver *driver) +{ + /* Skip parental controls if they’re not enabled. */ + if (!gis_driver_get_parental_controls_enabled (driver)) + return NULL; + + return g_object_new (GIS_TYPE_PARENTAL_CONTROLS_PAGE, + "driver", driver, + NULL); +} |