[gnome-games] master-system: Support SG-1000 games

[Adrien Plazas <aplazas src gnome org>]

commit 4898548f432efe4f41f2837eb96f74051ef70fd4
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Wed Aug 3 16:40:30 2016 +0200

    master-system: Support SG-1000 games
    
    The SG-1000 MIME type have been discriminated from the Master System
    one, hence we need to explicitly look for SG-1000 games.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=769472

 .../master-system/src/master-system-plugin.vala    |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)
---
diff --git a/plugins/master-system/src/master-system-plugin.vala 
b/plugins/master-system/src/master-system-plugin.vala
index 6d05664..700d28d 100644
--- a/plugins/master-system/src/master-system-plugin.vala
+++ b/plugins/master-system/src/master-system-plugin.vala
@@ -7,16 +7,21 @@ private class Games.MasterSystemPlugin : Object, Plugin {
        private const string GAME_GEAR_PREFIX = "game-gear";
        private const string GAME_GEAR_MIME_TYPE = "application/x-gamegear-rom";
 
+       private const string SG_1000_PREFIX = "sg-1000";
+       private const string SG_1000_MIME_TYPE = "application/x-sg1000-rom";
+
        private const string MODULE_BASENAME = "libretro-master-system.so";
        private const bool SUPPORTS_SNAPSHOTTING = true;
 
        public GameSource get_game_source () throws Error {
                var master_system_query = new MimeTypeTrackerQuery (MASTER_SYSTEM_MIME_TYPE, game_for_uri);
                var game_gear_query = new MimeTypeTrackerQuery (GAME_GEAR_MIME_TYPE, game_for_uri);
+               var sg_1000_query = new MimeTypeTrackerQuery (GAME_GEAR_MIME_TYPE, sg_1000_game_for_uri);
                var connection = Tracker.Sparql.Connection.@get ();
                var source = new TrackerGameSource (connection);
                source.add_query (master_system_query);
                source.add_query (game_gear_query);
+               source.add_query (sg_1000_query);
 
                return source;
        }
@@ -48,6 +53,17 @@ private class Games.MasterSystemPlugin : Object, Plugin {
 
                return new GenericGame (title, icon, cover, runner);
        }
+
+       private static Game sg_1000_game_for_uri (string uri) throws Error {
+               var uid = new FingerprintUid (uri, SG_1000_PREFIX);
+               var title = new FilenameTitle (uri);
+               var icon = new DummyIcon ();
+               var media = new GriloMedia (title, SG_1000_MIME_TYPE);
+               var cover = new GriloCover (media, uid);
+               var runner =  new RetroRunner (MODULE_BASENAME, uri, uid, SUPPORTS_SNAPSHOTTING);
+
+               return new GenericGame (title, icon, cover, runner);
+       }
 }
 
 [ModuleInit]