[gnome-settings-daemon/wip/hughsie/subman] subman: Add InstalledProducts dbus property for g-c-c

[Kalev Lember <klember src gnome org>]

commit ca35861a54b9f9413e4db8486a2786ba771a0271
Author: Kalev Lember <klember redhat com>
Date:   Thu Jun 27 16:12:00 2019 +0200

    subman: Add InstalledProducts dbus property for g-c-c

 plugins/subman/gsd-subscription-manager.c | 135 ++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
---
diff --git a/plugins/subman/gsd-subscription-manager.c b/plugins/subman/gsd-subscription-manager.c
index 08b13fa6..a8c18a26 100644
--- a/plugins/subman/gsd-subscription-manager.c
+++ b/plugins/subman/gsd-subscription-manager.c
@@ -1,6 +1,7 @@
 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
  *
  * Copyright (C) 2019 Richard Hughes <richard hughsie com>
+ * Copyright (C) 2019 Kalev Lember <klember redhat com>
  *
  * 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
@@ -44,6 +45,7 @@ static const gchar introspection_xml[] =
 "      <arg type='a{sv}' name='options' direction='in'/>"
 "    </method>"
 "    <method name='Unregister'/>"
+"    <property name='InstalledProducts' type='aa{sv}' access='read'/>"
 "    <property name='SubscriptionStatus' type='u' access='read'/>"
 "  </interface>"
 "</node>";
@@ -72,6 +74,7 @@ struct GsdSubscriptionManagerPrivate
        GDBusProxy      *proxies[_RHSM_INTERFACE_LAST];
        const gchar     *userlang;      /* owned by GLib internally */
        GHashTable      *config;        /* str:str */
+       GPtrArray       *installed_products;
        gchar           *address;
 
        GTimer          *timer_last_notified;
@@ -92,6 +95,32 @@ static void     gsd_subscription_manager_finalize    (GObject             *objec
 
 G_DEFINE_TYPE (GsdSubscriptionManager, gsd_subscription_manager, G_TYPE_OBJECT)
 
+typedef struct
+{
+       gchar *product_name;
+       gchar *product_id;
+       gchar *version;
+       gchar *arch;
+       gchar *status;
+       gchar *starts;
+       gchar *ends;
+} ProductData;
+
+static void
+product_data_free (ProductData *product)
+{
+       g_free (product->product_name);
+       g_free (product->product_id);
+       g_free (product->version);
+       g_free (product->arch);
+       g_free (product->status);
+       g_free (product->starts);
+       g_free (product->ends);
+       g_free (product);
+}
+
+G_DEFINE_AUTOPTR_CLEANUP_FUNC (ProductData, product_data_free);
+
 static gpointer manager_object = NULL;
 
 GQuark
@@ -120,6 +149,32 @@ _client_subscription_status_from_text (const gchar *status_txt)
        return GSD_SUBMAN_SUBSCRIPTION_STATUS_UNKNOWN;
 }
 
+static GVariant *
+_make_installed_products_variant (GPtrArray *installed_products)
+{
+       GVariantBuilder builder;
+       g_variant_builder_init (&builder, G_VARIANT_TYPE ("aa{sv}"));
+
+       for (guint i = 0; i < installed_products->len; i++) {
+               ProductData *product = g_ptr_array_index (installed_products, i);
+               g_auto(GVariantDict) dict;
+
+               g_variant_dict_init (&dict, NULL);
+
+               g_variant_dict_insert (&dict, "product-name", "s", product->product_name);
+               g_variant_dict_insert (&dict, "product-id", "s", product->product_id);
+               g_variant_dict_insert (&dict, "version", "s", product->version);
+               g_variant_dict_insert (&dict, "arch", "s", product->arch);
+               g_variant_dict_insert (&dict, "status", "s", product->status);
+               g_variant_dict_insert (&dict, "starts", "s", product->starts);
+               g_variant_dict_insert (&dict, "ends", "s", product->ends);
+
+               g_variant_builder_add_value (&builder, g_variant_dict_end (&dict));
+       }
+
+       return g_variant_builder_end (&builder);
+}
+
 static void
 _emit_property_changed (GsdSubscriptionManager *manager,
                        const gchar *property_name,
@@ -154,6 +209,69 @@ _emit_property_changed (GsdSubscriptionManager *manager,
        g_variant_builder_clear (&invalidated_builder);
 }
 
+static gboolean
+_client_installed_products_update (GsdSubscriptionManager *manager, GError **error)
+{
+       GsdSubscriptionManagerPrivate *priv = manager->priv;
+       JsonNode *json_root;
+       JsonArray *json_products_array;
+       const gchar *json_txt = NULL;
+       g_autoptr(GVariant) val = NULL;
+       g_autoptr(JsonParser) json_parser = json_parser_new ();
+
+       val = g_dbus_proxy_call_sync (priv->proxies[_RHSM_INTERFACE_PRODUCTS],
+                                     "ListInstalledProducts",
+                                     g_variant_new ("(sa{sv}s)",
+                                                    ""   /* filter_string */,
+                                                    NULL /* proxy_options */,
+                                                    priv->userlang),
+                                     G_DBUS_CALL_FLAGS_NONE,
+                                     -1, NULL, error);
+       if (val == NULL)
+               return FALSE;
+       g_variant_get (val, "(&s)", &json_txt);
+       g_debug ("Products.ListInstalledProducts JSON: %s", json_txt);
+       if (!json_parser_load_from_data (json_parser, json_txt, -1, error))
+               return FALSE;
+       json_root = json_parser_get_root (json_parser);
+       json_products_array = json_node_get_array (json_root);
+       if (json_products_array == NULL) {
+               g_set_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_DATA,
+                            "no InstalledProducts array in %s", json_txt);
+               return FALSE;
+       }
+
+       g_ptr_array_set_size (priv->installed_products, 0);
+
+       for (guint i = 0; i < json_array_get_length (json_products_array); i++) {
+               JsonArray *json_product = json_array_get_array_element (json_products_array, i);
+               g_autoptr(ProductData) product = g_new0 (ProductData, 1);
+
+               if (json_product == NULL)
+                       continue;
+               if (json_array_get_length (json_product) < 8) {
+                       g_debug ("Unexpected number of array elements in InstalledProducts JSON");
+                       continue;
+               }
+
+               product->product_name = g_strdup (json_array_get_string_element (json_product, 0));
+               product->product_id = g_strdup (json_array_get_string_element (json_product, 1));
+               product->version = g_strdup (json_array_get_string_element (json_product, 2));
+               product->arch = g_strdup (json_array_get_string_element (json_product, 3));
+               product->status = g_strdup (json_array_get_string_element (json_product, 4));
+               product->starts = g_strdup (json_array_get_string_element (json_product, 6));
+               product->ends = g_strdup (json_array_get_string_element (json_product, 7));
+
+               g_ptr_array_add (priv->installed_products, g_steal_pointer (&product));
+       }
+
+       /* emit notification for g-c-c */
+       _emit_property_changed (manager, "InstalledProducts",
+                              _make_installed_products_variant (priv->installed_products));
+
+       return TRUE;
+}
+
 static gboolean
 _client_subscription_status_update (GsdSubscriptionManager *manager, GError **error)
 {
@@ -450,6 +568,8 @@ _client_register_with_keys (GsdSubscriptionManager *manager,
                return FALSE;
        if (!_client_subscription_status_update (manager, error))
                return FALSE;
+       if (!_client_installed_products_update (manager, error))
+               return FALSE;
        _client_maybe__show_notification (manager);
 
        /* success */
@@ -497,6 +617,8 @@ _client_register (GsdSubscriptionManager *manager,
                return FALSE;
        if (!_client_subscription_status_update (manager, error))
                return FALSE;
+       if (!_client_installed_products_update (manager, error))
+               return FALSE;
        _client_maybe__show_notification (manager);
        return TRUE;
 }
@@ -523,6 +645,8 @@ _client_unregister (GsdSubscriptionManager *manager, GError **error)
                return FALSE;
        if (!_client_subscription_status_update (manager, error))
                return FALSE;
+       if (!_client_installed_products_update (manager, error))
+               return FALSE;
        _client_maybe__show_notification (manager);
        return TRUE;
 }
@@ -575,6 +699,10 @@ _subman_proxy_signal_cb (GDBusProxy *proxy,
                g_warning ("failed to update subscription status: %s", error->message);
                g_clear_error (&error);
        }
+       if (!_client_installed_products_update (manager, &error)) {
+               g_warning ("failed to update installed products: %s", error->message);
+               g_clear_error (&error);
+       }
        _client_maybe__show_notification (manager);
 }
 
@@ -640,6 +768,8 @@ _client_load (GsdSubscriptionManager *manager, GError **error)
                return FALSE;
        if (!_client_subscription_status_update (manager, error))
                return FALSE;
+       if (!_client_installed_products_update (manager, error))
+               return FALSE;
        if (!_client_syspurpose_update (manager, error))
                return FALSE;
 
@@ -703,6 +833,7 @@ gsd_subscription_manager_init (GsdSubscriptionManager *manager)
 {
        GsdSubscriptionManagerPrivate *priv = manager->priv = GSD_SUBSCRIPTION_MANAGER_GET_PRIVATE (manager);
 
+       priv->installed_products = g_ptr_array_new_with_free_func ((GDestroyNotify) product_data_free);
        priv->timer_last_notified = g_timer_new ();
 
        /* expired */
@@ -767,6 +898,7 @@ gsd_subscription_manager_finalize (GObject *object)
                g_clear_object (&manager->priv->bus_cancellable);
        }
 
+       g_clear_pointer (&manager->priv->installed_products, g_ptr_array_unref);
        g_clear_pointer (&manager->priv->introspection_data, g_dbus_node_info_unref);
        g_clear_object (&manager->priv->connection);
        g_clear_object (&manager->priv->notification_expired);
@@ -884,6 +1016,9 @@ handle_get_property (GDBusConnection *connection,
        if (g_strcmp0 (property_name, "SubscriptionStatus") == 0)
                return g_variant_new_uint32 (priv->subscription_status);
 
+       if (g_strcmp0 (property_name, "InstalledProducts") == 0)
+               return _make_installed_products_variant (priv->installed_products);
+
        g_set_error (error, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
                     "Failed to get property: %s", property_name);
        return NULL;