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htmlpurifier/library/HTMLPurifier/AttrDef/TextDecoration.php
2006-08-20 21:47:15 +00:00

41 lines
994 B
PHP

<?php
require_once 'HTMLPurifier/AttrDef.php';
/**
* Validates the value for the CSS property text-decoration
* @note This class could be generalized into a version that acts sort of
* like Enum except you can compound the allowed values.
*/
class HTMLPurifier_AttrDef_TextDecoration extends HTMLPurifier_AttrDef
{
/**
* Lookup table of allowed values.
* @protected
*/
var $allowed_values = array(
'line-through' => true,
'overline' => true,
'underline' => true
);
function validate($string, $config, &$context) {
$string = strtolower($this->parseCDATA($string));
$parts = explode(' ', $string);
$final = '';
foreach ($parts as $part) {
if (isset($this->allowed_values[$part])) {
$final .= $part . ' ';
}
}
$final = rtrim($final);
if ($final === '') return false;
return $final;
}
}
?>