Reboot to Firmware Setup (#253)

src/Interfaces/LoginManager.vala

@@ -23,6 +23,8 @@
 public interface About.LoginInterface : Object {
     public abstract void reboot (bool interactive) throws GLib.Error;
     public abstract void power_off (bool interactive) throws GLib.Error;
+    public abstract void set_reboot_to_firmware_setup (bool interactive) throws GLib.Error;
+    public abstract string can_reboot_to_firmware_setup () throws GLib.Error;
 }
 
 public class About.LoginManager : Object {
@@ -68,4 +70,25 @@ public class About.LoginManager : Object {
 
         return true;
     }
+
+    public Error? set_reboot_to_firmware_setup () {
+        try {
+            interface.set_reboot_to_firmware_setup (true);
+        } catch (Error e) {
+            warning ("Could not set reboot to firmware setup: %s", e.message);
+            return e;
+        }
+
+        return null;
+    }
+
+    public bool can_reboot_to_firmware_setup () {
+        try {
+            return interface.can_reboot_to_firmware_setup () == "yes";
+        } catch (Error e) {
+            warning ("Could not connect to login interface: %s", e.message);
+        }
+
+        return false;
+    }
 }

src/Views/FirmwareView.vala

@@ -84,6 +84,12 @@ public class About.FirmwareView : Granite.SimpleSettingsPage {
 
         content_area.add (frame);
 
+        if (LoginManager.get_instance ().can_reboot_to_firmware_setup ()) {
+            var reboot_to_firmware_setup_button = new Gtk.Button.with_label (_("Restart to Firmware Setup"));
+            reboot_to_firmware_setup_button.clicked.connect (reboot_to_firmware_setup_clicked);
+            action_area.add (reboot_to_firmware_setup_button);
+        }
+
         fwupd_client = new Fwupd.Client ();
         fwupd_client.device_added.connect (on_device_added);
         fwupd_client.device_removed.connect (on_device_removed);
@@ -392,4 +398,53 @@ public class About.FirmwareView : Granite.SimpleSettingsPage {
 
         message_dialog.destroy ();
     }
+
+    private void reboot_to_firmware_setup_clicked () {
+        var dialog = new Granite.MessageDialog (
+            _("Restart to firmware setup"),
+            _("This will close all open applications, restart this device, and open the firmware setup screen."),
+            new ThemedIcon ("system-reboot"),
+            Gtk.ButtonsType.CANCEL
+        ) {
+            badge_icon = new ThemedIcon ("application-x-firmware"),
+            modal = true,
+            transient_for = (Gtk.Window) get_toplevel ()
+        };
+
+        var continue_button = dialog.add_button (_("Restart"), Gtk.ResponseType.ACCEPT);
+        continue_button.get_style_context ().add_class (Gtk.STYLE_CLASS_DESTRUCTIVE_ACTION);
+
+        dialog.response.connect ((result) => {
+            dialog.destroy ();
+
+            if (result != Gtk.ResponseType.ACCEPT) {
+                return;
+            }
+
+            var login_manager = LoginManager.get_instance ();
+            var error = login_manager.set_reboot_to_firmware_setup ();
+
+            if (error != null) {
+                var message_dialog = new Granite.MessageDialog (
+                    _("Unable to restart to firmware setup"),
+                    _("A system error prevented automatically restarting into firmware setup."),
+                    new ThemedIcon ("system-reboot"),
+                    Gtk.ButtonsType.CLOSE
+                ) {
+                    badge_icon = new ThemedIcon ("dialog-error"),
+                    modal = true,
+                    transient_for = (Gtk.Window) get_toplevel ()
+                };
+                message_dialog.show_error_details (error.message);
+                message_dialog.present ();
+                message_dialog.response.connect (message_dialog.destroy);
+
+                return;
+            }
+
+            login_manager.reboot ();
+        });
+
+        dialog.present ();
+    }
 }