<?php

/**
 * Adds target="blank" to all outbound links.  This transform is
 * only attached if Attr.TargetBlank is TRUE.  This works regardless
 * of whether or not Attr.AllowedFrameTargets
 */
class HTMLPurifier_AttrTransform_TargetBlank extends HTMLPurifier_AttrTransform
{
    /** @type HTMLPurifier_URIParser */
    private $parser;

    public function __construct()
    {
        $this->parser = new HTMLPurifier_URIParser();
    }

    /**
     * @param array $attr
     * @param HTMLPurifier_Config $config
     * @param HTMLPurifier_Context $context
     * @return array
     */
    public function transform($attr, $config, $context)
    {
        if (!isset($attr['href'])) {
            return $attr;
        }

        // XXX Kind of inefficient
        $url = $this->parser->parse($attr['href']);

        // Ignore invalid schemes (e.g. `javascript:`)
        if (!($scheme = $url->getSchemeObj($config, $context))) {
            return $attr;
        }

        if ($scheme->browsable && !$url->isBenign($config, $context)) {
            $attr['target'] = '_blank';
        }
        return $attr;
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MjY1MDg0ODU3NjY3OTAxNSA3Mjg1MjMxMzkyMzkzNTE3IDM5MjAxNjExNjQ3MjgxODE=