use permissions to quickfix drag selections

apps/files/js/files.js

@@ -40,8 +40,11 @@ $(document).ready(function() {
 	$('#file_action_panel').attr('activeAction', false);
 
 	//drag/drop of files
-	$('#fileList tr[data-write="true"] td.filename').draggable(dragOptions);
-	$('#fileList tr[data-type="dir"][data-write="true"] td.filename').droppable(folderDropOptions);
+	//TODO if we express permisions as "1 2 4 8 16" we can select create with [data-permissions~="4"]
+	$('#fileList tr[data-permissions="11"] td.filename').draggable(dragOptions);
+	$('#fileList tr[data-permissions="27"] td.filename').draggable(dragOptions);
+	$('#fileList tr[data-type="dir"][data-permissions="15"] td.filename').droppable(folderDropOptions);
+	$('#fileList tr[data-type="dir"][data-permissions="31"] td.filename').droppable(folderDropOptions);
 	$('div.crumb:not(.last)').droppable(crumbDropOptions);
 	$('ul#apps>li:first-child').data('dir','');
 	if($('div.crumb').length){