[gnome-software] Call gs_plugin_updates_changed() when another tool touches the package database

[Richard Hughes <rhughes src gnome org>]

commit 145fffcfe7003bb86e7427b7d886c7e2814912f1
Author: Richard Hughes <richard hughsie com>
Date:   Mon Sep 1 11:55:45 2014 +0100

    Call gs_plugin_updates_changed() when another tool touches the package database

 src/plugins/gs-plugin-packagekit-refine.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)
---
diff --git a/src/plugins/gs-plugin-packagekit-refine.c b/src/plugins/gs-plugin-packagekit-refine.c
index 9ee460f..add2908 100644
--- a/src/plugins/gs-plugin-packagekit-refine.c
+++ b/src/plugins/gs-plugin-packagekit-refine.c
@@ -31,6 +31,7 @@
 #include "packagekit-common.h"
 
 struct GsPluginPrivate {
+       PkControl               *control;
        PkClient                *client;
        GHashTable              *sources;
 };
@@ -47,11 +48,25 @@ gs_plugin_get_name (void)
 /**
  * gs_plugin_initialize:
  */
+static void
+gs_plugin_packagekit_cache_invalid_cb (PkControl *control, GsPlugin *plugin)
+{
+       gs_plugin_updates_changed (plugin);
+}
+
+/**
+ * gs_plugin_initialize:
+ */
 void
 gs_plugin_initialize (GsPlugin *plugin)
 {
        plugin->priv = GS_PLUGIN_GET_PRIVATE (GsPluginPrivate);
        plugin->priv->client = pk_client_new ();
+       plugin->priv->control = pk_control_new ();
+       g_signal_connect (plugin->priv->control, "updates-changed",
+                         G_CALLBACK (gs_plugin_packagekit_cache_invalid_cb), plugin);
+       g_signal_connect (plugin->priv->control, "repo-list-changed",
+                         G_CALLBACK (gs_plugin_packagekit_cache_invalid_cb), plugin);
        pk_client_set_background (plugin->priv->client, FALSE);
        pk_client_set_interactive (plugin->priv->client, FALSE);
        pk_client_set_cache_age (plugin->priv->client, G_MAXUINT);
@@ -82,6 +97,7 @@ gs_plugin_destroy (GsPlugin *plugin)
 {
        g_hash_table_unref (plugin->priv->sources);
        g_object_unref (plugin->priv->client);
+       g_object_unref (plugin->priv->control);
 }
 
 /**