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htmlpurifier/library/HTMLPurifier/AttrTransform/TextAlign.php
Edward Z. Yang 7813e79bda Document all AttrTransforms.
git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@309 48356398-32a2-884e-a903-53898d9a118a
2006-08-20 21:55:28 +00:00

36 lines
858 B
PHP

<?php
require_once 'HTMLPurifier/AttrTransform.php';
/**
* Pre-transform that changes deprecated align attribute to text-align.
*/
class HTMLPurifier_AttrTransform_TextAlign
extends HTMLPurifier_AttrTransform {
function transform($attr, $config) {
if (!isset($attr['align'])) return $attr;
$align = strtolower(trim($attr['align']));
unset($attr['align']);
$values = array('left' => 1,
'right' => 1,
'center' => 1,
'justify' => 1);
if (!isset($values[$align])) {
return $attr;
}
$attr['style'] = isset($attr['style']) ? $attr['style'] : '';
$attr['style'] = "text-align:$align;" . $attr['style'];
return $attr;
}
}
?>