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-rw-r--r-- | vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/Background.php | 28 |
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/Background.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/Background.php new file mode 100644 index 0000000..2f72869 --- /dev/null +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/Background.php @@ -0,0 +1,28 @@ +<?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 |