[rygel] engine-gst: Don't limit ourselves to file:// uris

[Jens Georg <jensgeorg src gnome org>]

commit f3476e03aa2e436173d5fc1713606bf4f46adf49
Author: Jens Georg <mail jensge org>
Date:   Sat May 23 17:34:18 2015 +0200

    engine-gst: Don't limit ourselves to file:// uris
    
    Instead query GStreamer what it thinks it can support
    
    Signed-off-by: Jens Georg <mail jensge org>

 .../gstreamer/rygel-gst-media-engine.vala          |   18 +++++++++++++++---
 1 files changed, 15 insertions(+), 3 deletions(-)
---
diff --git a/src/media-engines/gstreamer/rygel-gst-media-engine.vala 
b/src/media-engines/gstreamer/rygel-gst-media-engine.vala
index f14d448..3938498 100644
--- a/src/media-engines/gstreamer/rygel-gst-media-engine.vala
+++ b/src/media-engines/gstreamer/rygel-gst-media-engine.vala
@@ -123,10 +123,22 @@ public class Rygel.GstMediaEngine : Rygel.MediaEngine {
         // For MediaFileItems, the primary URI refers directly to the content
         var source_uri = item.get_primary_uri ();
 
-        debug ("get_resources_for_item(%s)", source_uri);
+        var parts = source_uri.split ("://", 2);
+        if (parts == null || parts[0] == null) {
+            warning (_("Invalid uri without prefix: %s"), source_uri);
 
-        if (!source_uri.has_prefix ("file://")) {
-            warning ("Can't process non-file uri " + source_uri);
+            return null;
+        }
+
+
+        debug ("get_resources_for_item(%s), protocol: %s",
+               source_uri,
+               parts[0]);
+
+        if (!Gst.URI.protocol_is_supported (URIType.SRC, parts[0])) {
+            warning (_("Can't process uri %s with protocol %s"),
+                     source_uri,
+                     parts[0]);
 
             return null;
         }