[gnome-software] Only feature applications with HiDPI icons if the metadata is new enough

[Richard Hughes <rhughes src gnome org>]

commit cf50680dbc0ee26ed308bc609de423506f29f188
Author: Richard Hughes <richard hughsie com>
Date:   Mon Sep 29 19:52:15 2014 +0100

    Only feature applications with HiDPI icons if the metadata is new enough

 src/plugins/gs-plugin-appstream.c |   21 +++++++++++++++++++++
 1 files changed, 21 insertions(+), 0 deletions(-)
---
diff --git a/src/plugins/gs-plugin-appstream.c b/src/plugins/gs-plugin-appstream.c
index b9ebfbb..72c081a 100644
--- a/src/plugins/gs-plugin-appstream.c
+++ b/src/plugins/gs-plugin-appstream.c
@@ -37,6 +37,7 @@ struct GsPluginPrivate {
        AsStore                 *store;
        gchar                   *locale;
        gsize                    done_init;
+       gboolean                 has_hi_dpi_support;
 };
 
 static gboolean gs_plugin_refine_item (GsPlugin *plugin, GsApp *app, AsApp *item, GError **error);
@@ -129,6 +130,9 @@ gs_plugin_startup (GsPlugin *plugin, GCancellable *cancellable, GError **error)
        GPtrArray *items;
        gboolean ret;
        gchar *tmp;
+#if AS_CHECK_VERSION(0,3,1)
+       guint i;
+#endif
 
        /* get the locale without the UTF-8 suffix */
        plugin->priv->locale = g_strdup (setlocale (LC_MESSAGES, NULL));
@@ -162,6 +166,18 @@ gs_plugin_startup (GsPlugin *plugin, GCancellable *cancellable, GError **error)
                             _("No AppStream data found"));
                goto out;
        }
+
+       /* look for any application with a HiDPI icon kudo */
+#if AS_CHECK_VERSION(0,3,1)
+       for (i = 0; i < items->len; i++) {
+               AsApp *app;
+               app = g_ptr_array_index (items, i);
+               if (as_app_has_kudo_kind (app, AS_KUDO_KIND_HI_DPI_ICON)) {
+                       plugin->priv->has_hi_dpi_support = TRUE;
+                       break;
+               }
+       }
+#endif
 out:
        gs_profile_stop (plugin->profile, "appstream::startup");
        return ret;
@@ -1126,6 +1142,11 @@ gs_plugin_add_popular_from_category (GsPlugin *plugin,
                        continue;
                if (category_exclude != NULL && as_app_has_category (item, category_exclude))
                        continue;
+#if AS_CHECK_VERSION(0,3,1)
+               if (plugin->priv->has_hi_dpi_support &&
+                   !as_app_has_kudo_kind (item, AS_KUDO_KIND_HI_DPI_ICON))
+                       continue;
+#endif
 
                /* add application */
                app = gs_app_new (as_app_get_id_full (item));