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htmlpurifier/library/HTMLPurifier/AttrTransform/Lang.php
Edward Z. Yang a7fab00cdd [3.0.0] Convert all $context calls away from references
- Update TODO list
- URISchemeRegistry doesn't return a reference for instance anymore, should do the same for other singletons

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1477 48356398-32a2-884e-a903-53898d9a118a
2008-01-05 00:10:43 +00:00

30 lines
777 B
PHP

<?php
require_once 'HTMLPurifier/AttrTransform.php';
/**
* Post-transform that copies lang's value to xml:lang (and vice-versa)
* @note Theoretically speaking, this could be a pre-transform, but putting
* post is more efficient.
*/
class HTMLPurifier_AttrTransform_Lang extends HTMLPurifier_AttrTransform
{
public function transform($attr, $config, $context) {
$lang = isset($attr['lang']) ? $attr['lang'] : false;
$xml_lang = isset($attr['xml:lang']) ? $attr['xml:lang'] : false;
if ($lang !== false && $xml_lang === false) {
$attr['xml:lang'] = $lang;
} elseif ($xml_lang !== false) {
$attr['lang'] = $xml_lang;
}
return $attr;
}
}