[grilo-plugins/0.1.x] upnp: filter containers from search

[Juan A. Suarez Romero <jasuarez src gnome org>]

commit ade0a6fc2570e7ce125178db70908ef93a84d300
Author: Juan A. Suarez Romero <jasuarez igalia com>
Date:   Wed Sep 28 13:59:48 2011 +0000

    upnp: filter containers from search
    
    This fixes https://bugzilla.gnome.org/show_bug.cgi?id=653759
    
    Signed-off-by: Juan A. Suarez Romero <jasuarez igalia com>

 src/media/upnp/grl-upnp.c |    9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)
---
diff --git a/src/media/upnp/grl-upnp.c b/src/media/upnp/grl-upnp.c
index 56da7f9..a8e990c 100644
--- a/src/media/upnp/grl-upnp.c
+++ b/src/media/upnp/grl-upnp.c
@@ -57,10 +57,11 @@ GRL_LOG_DOMAIN_STATIC(upnp_log_domain);
 #define CONTENT_DIR_SERVICE "urn:schemas-upnp-org:service:ContentDirectory"
 #endif
 
-#define UPNP_SEARCH_SPEC				\
-  "dc:title contains \"%s\" or "			\
-  "upnp:album contains \"%s\" or "			\
-  "upnp:artist contains \"%s\""
+#define UPNP_SEARCH_SPEC                        \
+  "upnp:class derivedfrom \"object.item\" and " \
+  "(dc:title contains \"%s\" or "               \
+  "upnp:album contains \"%s\" or "              \
+  "upnp:artist contains \"%s\")"
 
 #define UPNP_SEARCH_ALL                         \
   "upnp:class derivedfrom \"object.item\""