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efrain |
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<?php
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/**
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* Defines a mutation of an obsolete tag into a valid tag.
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*/
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abstract class HTMLPurifier_TagTransform
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{
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/**
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* Tag name to transform the tag to.
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* @type string
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*/
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public $transform_to;
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/**
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* Transforms the obsolete tag into the valid tag.
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* @param HTMLPurifier_Token_Tag $tag Tag to be transformed.
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* @param HTMLPurifier_Config $config Mandatory HTMLPurifier_Config object
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* @param HTMLPurifier_Context $context Mandatory HTMLPurifier_Context object
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*/
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abstract public function transform($tag, $config, $context);
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/**
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* Prepends CSS properties to the style attribute, creating the
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* attribute if it doesn't exist.
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* @warning Copied over from AttrTransform, be sure to keep in sync
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* @param array $attr Attribute array to process (passed by reference)
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* @param string $css CSS to prepend
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*/
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protected function prependCSS(&$attr, $css)
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{
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$attr['style'] = isset($attr['style']) ? $attr['style'] : '';
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$attr['style'] = $css . $attr['style'];
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}
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}
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// vim: et sw=4 sts=4
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