Index: libnautilus-private/nautilus-file-operations.c
===================================================================
--- libnautilus-private/nautilus-file-operations.c	(revision 14109)
+++ libnautilus-private/nautilus-file-operations.c	(working copy)
@@ -4651,15 +4651,45 @@
 				    gpointer done_callback_data)
 {
 	GList *locations;
+	GList *p;
 	GFile *dest, *src_dir;
 	GtkWindow *parent_window;
-
+	gboolean target_is_mapping;
+	gboolean have_nonmapping_source;
+	gboolean have_nonlocal_source;
+	char *file_scheme;
+	                        	
 	dest = NULL;
+	target_is_mapping = FALSE;
+	have_nonlocal_source = FALSE;
+	have_nonmapping_source = FALSE;
+                
 	if (target_dir) {
 		dest = g_file_new_for_uri (target_dir);
+		if (strncmp (target_dir, "burn", 4) == 0) {
+			target_is_mapping = TRUE;
+                }
 	}
 	locations = location_list_from_uri_list (item_uris);
+	
+	for (p = location_list_from_uri_list (item_uris); p != NULL; p = p->next) {
+		file_scheme = g_file_get_uri_scheme ((GFile *)p->data);
 
+		if (strcmp (file_scheme, "file") != 0) {
+			have_nonlocal_source = TRUE;
+		}
+                
+		if (strcmp (file_scheme, "burn") != 0) {
+			have_nonmapping_source = TRUE;
+		}
+                
+		g_free (file_scheme);
+	}
+	
+	if (target_is_mapping && have_nonmapping_source && !have_nonlocal_source && (copy_action == GDK_ACTION_COPY || copy_action == GDK_ACTION_MOVE)) {
+		copy_action = GDK_ACTION_COPY;
+	}
+	
 	parent_window = NULL;
 	if (parent_view) {
 		parent_window = (GtkWindow *)gtk_widget_get_ancestor (parent_view, GTK_TYPE_WINDOW);