friendica-github/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/Background.php
Hypolite Petovan 799e60aa62 Replace existing autoloader with Composer-supplied
- Move Friendica namespace to `src`
- Move required `ezyang/htmlpurifier` to vendor
- Remove existing static autoloader
- Change boot.php reference to the autoloader
2017-03-31 23:02:38 -04:00

28 lines
696 B
PHP

<?php
/**
* Pre-transform that changes proprietary background attribute to CSS.
*/
class HTMLPurifier_AttrTransform_Background 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['background'])) {
return $attr;
}
$background = $this->confiscateAttr($attr, 'background');
// some validation should happen here
$this->prependCSS($attr, "background-image:url($background);");
return $attr;
}
}
// vim: et sw=4 sts=4