gnu-social/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/Background.php
Diogo Cordeiro 2a06261f75 [CORE][COMPOSER] Move extlib packages with immediate composer correspondent to composer dependencies
This adds a composer.json for all dependencies that are available
2019-08-03 17:47:24 +01:00

29 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