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<?php
/**
* Pre-transform that changes converts a boolean attribute to fixed CSS
*/
class HTMLPurifier_AttrTransform_BoolToCSS extends HTMLPurifier_AttrTransform {
/**
* Name of boolean attribute that is trigger
*/
protected $attr;
/**
* CSS declarations to add to style, needs trailing semicolon
*/
protected $css;
/**
* @param $attr string attribute name to convert from
* @param $css string CSS declarations to add to style (needs semicolon)
*/
public function __construct($attr, $css) {
$this->attr = $attr;
$this->css = $css;
}
public function transform($attr, $config, $context) {
if (!isset($attr[$this->attr])) return $attr;
unset($attr[$this->attr]);
$this->prependCSS($attr, $this->css);
return $attr;
}
}
// vim: et sw=4 sts=4
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