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1 efrain 1 
<?php
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/**
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 * Pre-transform that changes deprecated border attribute to CSS.
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 */
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class HTMLPurifier_AttrTransform_Border extends HTMLPurifier_AttrTransform
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{
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    /**
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     * @param array $attr
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     * @param HTMLPurifier_Config $config
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     * @param HTMLPurifier_Context $context
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     * @return array
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     */
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    public function transform($attr, $config, $context)
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    {
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        if (!isset($attr['border'])) {
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            return $attr;
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        }
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        $border_width = $this->confiscateAttr($attr, 'border');
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        // some validation should happen here
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        $this->prependCSS($attr, "border:{$border_width}px solid;");
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        return $attr;
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    }
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}
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// vim: et sw=4 sts=4