From 323707648fdefd11502faf44c2aa41d9b9500078 Mon Sep 17 00:00:00 2001
From: Iain Lane <iainl@gnome.org>
Date: Tue, 28 Apr 2020 16:47:00 +0100
Subject: [PATCH] act-user-manager: Watch for the daemon going away and coming
 back

And set is-loaded accordingly. This causes properties to be invalidated
on the client side and then get re-fetched when the daemon comes back.

https://gitlab.freedesktop.org/accountsservice/accountsservice/issues/55
---
 src/libaccountsservice/act-user-manager.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/src/libaccountsservice/act-user-manager.c b/src/libaccountsservice/act-user-manager.c
index 61a8719..a317507 100644
--- a/src/libaccountsservice/act-user-manager.c
+++ b/src/libaccountsservice/act-user-manager.c
@@ -2298,6 +2298,23 @@ act_user_manager_queue_load (ActUserManager *manager)
         }
 }
 
+static void
+on_name_owner_changed (GObject *object,
+                       GParamSpec *pspec,
+                       gpointer user_data)
+{
+        ActUserManager *manager = ACT_USER_MANAGER (user_data);
+        GDBusProxy *accounts_proxy = G_DBUS_PROXY (object);
+        g_autofree gchar *owner = NULL;
+
+        g_return_if_fail (ACT_IS_USER_MANAGER (manager));
+        g_return_if_fail (accounts_proxy != NULL);
+
+        owner = g_dbus_proxy_get_name_owner (accounts_proxy);
+
+        set_is_loaded (manager, owner != NULL);
+}
+
 static gboolean
 ensure_accounts_proxy (ActUserManager *manager)
 {
@@ -2335,6 +2352,10 @@ ensure_accounts_proxy (ActUserManager *manager)
                           "user-deleted",
                           G_CALLBACK (on_user_removed_in_accounts_service),
                           manager);
+        g_signal_connect (priv->accounts_proxy,
+                          "notify::g-name-owner",
+                          G_CALLBACK (on_name_owner_changed),
+                          manager);
 
         return TRUE;
 }
-- 
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