UPNP SD: extract all resources from DIDL.

Fixes #7776

modules/services_discovery/upnp.cpp

@@ -874,18 +874,20 @@ bool MediaServer::_fetchContents( Container* p_parent, int i_offset )
             if ( !title )
                 continue;
 
-            const char* resource =
-                        xml_getChildElementValue( itemElement, "res" );
-
-            if ( !resource )
-                continue;
-
-            const char* psz_duration = xml_getChildElementAttributeValue( itemElement,
-                                                                    "res",
-                                                                    "duration" );
-
+            /* Try to extract all resources in DIDL */
+            IXML_NodeList* p_resource_list = ixmlDocument_getElementsByTagName( (IXML_Document*) itemElement, "res" );
+            if ( p_resource_list )
+            {
+                int i_length = ixmlNodeList_length( p_resource_list );
+                for ( int i = 0; i < i_length; i++ )
+                {
                     mtime_t i_duration = -1;
                     int i_hours, i_minutes, i_seconds, i_decis;
+                    IXML_Element* p_resource = ( IXML_Element* ) ixmlNodeList_item( p_resource_list, i );
+                    const char* psz_resource_url = xml_getChildElementValue( p_resource, "res" );
+                    if( !psz_resource_url )
+                        continue;
+                    const char* psz_duration = ixmlElement_getAttribute( p_resource, "duration" );
 
                     if ( psz_duration )
                     {
@@ -896,10 +898,13 @@ bool MediaServer::_fetchContents( Container* p_parent, int i_offset )
                                                               i_seconds ) +
                                          INT64_C(100000) * i_decis;
                     }
-
-            Item* item = new Item( p_parent, objectID, title, resource, i_duration );
+                    Item* item = new Item( p_parent, objectID, title, psz_resource_url, i_duration );
                     p_parent->addItem( item );
                 }
+                ixmlNodeList_free( p_resource_list );
+            }
+            else continue;
+        }
         ixmlNodeList_free( itemNodeList );
     }