<?php // this MUST be placed in post, as it assumes that any value in dir is valid /** * Post-trasnform that ensures that bdo tags have the dir attribute set. */ class HTMLPurifier_AttrTransform_BdoDir extends HTMLPurifier_AttrTransform { /** * @param array $attr * @param HTMLPurifier_Config $config * @param HTMLPurifier_Context $context * @return array */ public function transform($attr, $config, $context) { if (isset($attr['dir'])) { return $attr; } $attr['dir'] = $config->get('Attr.DefaultTextDir'); return $attr; } } // vim: et sw=4 sts=4