[gnome-software] Add gs_app_add_provide()

[Richard Hughes <rhughes src gnome org>]

commit f25a9f9a335edb507475186227c215eb69054146
Author: Richard Hughes <richard hughsie com>
Date:   Fri Sep 2 18:16:46 2016 +0100

    Add gs_app_add_provide()

 src/gs-app.c               |   39 +++++++++++++++++++++++++++++++++++++++
 src/gs-app.h               |    3 +++
 src/plugins/gs-appstream.c |   20 ++++++++++++++++++++
 3 files changed, 62 insertions(+), 0 deletions(-)
---
diff --git a/src/gs-app.c b/src/gs-app.c
index 7376ea5..af59c34 100644
--- a/src/gs-app.c
+++ b/src/gs-app.c
@@ -97,6 +97,7 @@ struct _GsApp
        gint                     rating;
        GArray                  *review_ratings;
        GPtrArray               *reviews; /* of AsReview */
+       GPtrArray               *provides; /* of AsProvide */
        guint64                  size_installed;
        guint64                  size_download;
        AsAppKind                kind;
@@ -411,6 +412,8 @@ gs_app_to_string (GsApp *app)
        }
        if (app->reviews != NULL)
                gs_app_kv_printf (str, "reviews", "%u", app->reviews->len);
+       if (app->provides != NULL)
+               gs_app_kv_printf (str, "provides", "%u", app->provides->len);
        if (app->install_date != 0) {
                gs_app_kv_printf (str, "install-date", "%"
                                  G_GUINT64_FORMAT "",
@@ -2369,6 +2372,40 @@ gs_app_remove_review (GsApp *app, AsReview *review)
 }
 
 /**
+ * gs_app_get_provides:
+ * @app: a #GsApp
+ *
+ * Gets all the provides for the application.
+ *
+ * Returns: (element-type AsProvide) (transfer none): the list of provides
+ *
+ * Since: 3.22
+ **/
+GPtrArray *
+gs_app_get_provides (GsApp *app)
+{
+       g_return_val_if_fail (GS_IS_APP (app), NULL);
+       return app->provides;
+}
+
+/**
+ * gs_app_add_provide:
+ * @app: a #GsApp
+ * @provide: a #AsProvide
+ *
+ * Adds a provide to the application.
+ *
+ * Since: 3.22
+ **/
+void
+gs_app_add_provide (GsApp *app, AsProvide *provide)
+{
+       g_return_if_fail (GS_IS_APP (app));
+       g_return_if_fail (AS_IS_PROVIDE (provide));
+       g_ptr_array_add (app->provides, g_object_ref (provide));
+}
+
+/**
  * gs_app_get_size_download:
  * @app: A #GsApp
  *
@@ -3287,6 +3324,7 @@ gs_app_dispose (GObject *object)
        g_clear_pointer (&app->related, g_ptr_array_unref);
        g_clear_pointer (&app->screenshots, g_ptr_array_unref);
        g_clear_pointer (&app->reviews, g_ptr_array_unref);
+       g_clear_pointer (&app->provides, g_ptr_array_unref);
        g_clear_pointer (&app->icons, g_ptr_array_unref);
 
        G_OBJECT_CLASS (gs_app_parent_class)->dispose (object);
@@ -3448,6 +3486,7 @@ gs_app_init (GsApp *app)
        app->history = g_ptr_array_new_with_free_func ((GDestroyNotify) g_object_unref);
        app->screenshots = g_ptr_array_new_with_free_func ((GDestroyNotify) g_object_unref);
        app->reviews = g_ptr_array_new_with_free_func ((GDestroyNotify) g_object_unref);
+       app->provides = g_ptr_array_new_with_free_func ((GDestroyNotify) g_object_unref);
        app->icons = g_ptr_array_new_with_free_func ((GDestroyNotify) g_object_unref);
        app->metadata = g_hash_table_new_full (g_str_hash,
                                                g_str_equal,
diff --git a/src/gs-app.h b/src/gs-app.h
index 129ac49..a19d766 100644
--- a/src/gs-app.h
+++ b/src/gs-app.h
@@ -228,6 +228,9 @@ void                 gs_app_add_review              (GsApp          *app,
                                                 AsReview       *review);
 void            gs_app_remove_review           (GsApp          *app,
                                                 AsReview       *review);
+GPtrArray      *gs_app_get_provides            (GsApp          *app);
+void            gs_app_add_provide             (GsApp          *app,
+                                                AsProvide      *provide);
 guint64                 gs_app_get_size_installed      (GsApp          *app);
 void            gs_app_set_size_installed      (GsApp          *app,
                                                 guint64         size_installed);
diff --git a/src/plugins/gs-appstream.c b/src/plugins/gs-appstream.c
index da61b48..8ff1629 100644
--- a/src/plugins/gs-appstream.c
+++ b/src/plugins/gs-appstream.c
@@ -178,6 +178,23 @@ gs_appstream_refine_add_reviews (GsApp *app, AsApp *item)
        }
 }
 
+static void
+gs_appstream_refine_add_provides (GsApp *app, AsApp *item)
+{
+       AsProvide *provide;
+       GPtrArray *provides;
+       guint i;
+
+       /* do we have any to add */
+       if (gs_app_get_provides(app)->len > 0)
+               return;
+       provides = as_app_get_provides (item);
+       for (i = 0; i < provides->len; i++) {
+               provide = g_ptr_array_index (provides, i);
+               gs_app_add_provide (app, provide);
+       }
+}
+
 static gboolean
 gs_appstream_is_recent_release (AsApp *app)
 {
@@ -640,6 +657,9 @@ gs_appstream_refine_app (GsPlugin *plugin,
        /* set reviews */
        gs_appstream_refine_add_reviews (app, item);
 
+       /* set provides */
+       gs_appstream_refine_add_provides (app, item);
+
        /* are the screenshots perfect */
        if (gs_appstream_are_screenshots_perfect (item))
                gs_app_add_kudo (app, GS_APP_KUDO_PERFECT_SCREENSHOTS);