[gnome-software: 1/2] Use snap media to source icons.

[Philip Withnall <pwithnall src gnome org>]

commit cb25a13954e4a69b3f75314daa91b72ae2a50e32
Author: Robert Ancell <robert ancell canonical com>
Date:   Tue Mar 1 14:50:25 2022 +1300

    Use snap media to source icons.
    
    This removes older methods to get icon information.

 plugins/snap/gs-plugin-snap.c | 125 ++++++++----------------------------------
 1 file changed, 24 insertions(+), 101 deletions(-)
---
diff --git a/plugins/snap/gs-plugin-snap.c b/plugins/snap/gs-plugin-snap.c
index d0953275f..c7bf58c2e 100644
--- a/plugins/snap/gs-plugin-snap.c
+++ b/plugins/snap/gs-plugin-snap.c
@@ -830,31 +830,6 @@ gs_plugin_add_alternates (GsPlugin *plugin,
        return TRUE;
 }
 
-static gboolean
-load_snap_icon (GsApp *app, SnapdClient *client, SnapdSnap *snap, GCancellable *cancellable)
-{
-       const gchar *icon_url;
-       g_autoptr(SnapdIcon) icon = NULL;
-       g_autoptr(GIcon) gicon = NULL;
-       g_autoptr(GError) error = NULL;
-
-       icon_url = snapd_snap_get_icon (snap);
-       if (icon_url == NULL || strcmp (icon_url, "") == 0)
-               return FALSE;
-
-       icon = snapd_client_get_icon_sync (client, gs_app_get_metadata_item (app, "snap::name"), cancellable, 
&error);
-       if (icon == NULL) {
-               if (!g_error_matches (error, SNAPD_ERROR, SNAPD_ERROR_NOT_FOUND))
-                       g_warning ("Failed to load snap icon: %s", error->message);
-               return FALSE;
-       }
-
-       gicon = g_bytes_icon_new (snapd_icon_get_data (icon));
-       gs_app_add_icon (app, gicon);
-
-       return TRUE;
-}
-
 static gboolean
 app_name_matches_snap_name (SnapdSnap *snap, SnapdApp *app)
 {
@@ -891,91 +866,39 @@ get_primary_app (SnapdSnap *snap)
        return primary_app;
 }
 
-static gboolean
-load_desktop_icon (GsApp *app, SnapdSnap *snap)
+static void
+refine_icons (GsPluginSnap *self,
+              SnapdClient  *client,
+              GsApp        *app,
+              const gchar  *id,
+              SnapdSnap    *snap,
+              GCancellable *cancellable)
 {
-       GPtrArray *apps;
+       g_autoptr(SnapdIcon) snap_icon = NULL;
+       GPtrArray *media;
        guint i;
 
-       apps = snapd_snap_get_apps (snap);
-       for (i = 0; i < apps->len; i++) {
-               SnapdApp *snap_app = apps->pdata[i];
-               const gchar *desktop_file_path;
-               g_autoptr(GKeyFile) desktop_file = NULL;
-               g_autoptr(GError) error = NULL;
-               g_autofree gchar *icon_value = NULL;
-               g_autoptr(GIcon) icon = NULL;
-
-               desktop_file_path = snapd_app_get_desktop_file (snap_app);
-               if (desktop_file_path == NULL)
-                       continue;
-
-               desktop_file = g_key_file_new ();
-               if (!g_key_file_load_from_file (desktop_file, desktop_file_path, G_KEY_FILE_NONE, &error)) {
-                       g_warning ("Failed to load desktop file %s: %s", desktop_file_path, error->message);
-                       continue;
-               }
-
-               icon_value = g_key_file_get_string (desktop_file, G_KEY_FILE_DESKTOP_GROUP, 
G_KEY_FILE_DESKTOP_KEY_ICON, &error);
-               if (icon_value == NULL) {
-                       g_warning ("Failed to get desktop file icon %s: %s", desktop_file_path, 
error->message);
-                       continue;
-               }
-
-               if (g_str_has_prefix (icon_value, "/")) {
-                       g_autoptr(GFile) icon_file = g_file_new_for_path (icon_value);
-                       icon = g_file_icon_new (icon_file);
-               } else {
-                       icon = g_themed_icon_new (icon_value);
-               }
+       /* Snap may have an icon file inside it */
+       snap_icon = snapd_client_get_icon_sync (client, gs_app_get_metadata_item (app, "snap::name"), 
cancellable, NULL);
+       if (snap_icon != NULL) {
+               g_autoptr(GIcon) icon = g_bytes_icon_new (snapd_icon_get_data (snap_icon));
                gs_app_add_icon (app, icon);
-
-               return TRUE;
        }
 
-       return FALSE;
-}
-
-static gboolean
-load_store_icon (GsApp *app, SnapdSnap *snap)
-{
-       const gchar *icon_url;
+       /* Remote icons */
+       media = snapd_snap_get_media (snap);
+       for (i = 0; i < media->len; i++) {
+               SnapdMedia *m = media->pdata[i];
+               g_autoptr(GIcon) icon = NULL;
 
-       icon_url = snapd_snap_get_icon (snap);
-       if (icon_url == NULL)
-               return FALSE;
+               if (g_strcmp0 (snapd_media_get_media_type (m), "icon") != 0)
+                       continue;
 
-       if (g_str_has_prefix (icon_url, "http://";) || g_str_has_prefix (icon_url, "https://";)) {
-               g_autoptr(GIcon) icon = gs_remote_icon_new (icon_url);
+               icon = gs_remote_icon_new (snapd_media_get_url (m));
+               gs_icon_set_width (icon, snapd_media_get_width (m));
+               gs_icon_set_height (icon, snapd_media_get_height (m));
                gs_app_add_icon (app, icon);
-               return TRUE;
-       }
-
-       return FALSE;
-}
-
-static gboolean
-load_icon (GsPluginSnap *self,
-           SnapdClient  *client,
-           GsApp        *app,
-           const gchar  *id,
-           SnapdSnap    *local_snap,
-           SnapdSnap    *store_snap,
-           GCancellable *cancellable)
-{
-       if (local_snap != NULL) {
-               if (load_snap_icon (app, client, local_snap, cancellable))
-                       return TRUE;
-               if (load_desktop_icon (app, local_snap))
-                       return TRUE;
        }
-
-       if (store_snap == NULL)
-               store_snap = get_store_snap (self, gs_app_get_metadata_item (app, "snap::name"), FALSE, 
cancellable, NULL);
-       if (store_snap != NULL)
-               return load_store_icon (app, store_snap);
-
-       return FALSE;
 }
 
 static void serialize_node (SnapdMarkdownNode *node, GString *text, guint indentation);
@@ -1381,7 +1304,7 @@ get_snaps_cb (GObject      *object,
 
                /* load icon if requested */
                if (flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_ICON)
-                       load_icon (self, client, app, snap_name, local_snap, store_snap, cancellable);
+                       refine_icons (self, client, app, snap_name, snap, cancellable);
 
                if ((flags & GS_PLUGIN_REFINE_FLAGS_REQUIRE_SIZE_DATA) != 0 &&
                    gs_app_is_installed (app) &&