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Direktori : /home/silvzytp/crm-dub-code/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/ |
Current File : //home/silvzytp/crm-dub-code/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/Nofollow.php |
<?php // must be called POST validation /** * Adds rel="nofollow" to all outbound links. This transform is * only attached if Attr.Nofollow is TRUE. */ class HTMLPurifier_AttrTransform_Nofollow 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']); $scheme = $url->getSchemeObj($config, $context); if ($scheme->browsable && !$url->isLocal($config, $context)) { if (isset($attr['rel'])) { $rels = explode(' ', $attr['rel']); if (!in_array('nofollow', $rels)) { $rels[] = 'nofollow'; } $attr['rel'] = implode(' ', $rels); } else { $attr['rel'] = 'nofollow'; } } return $attr; } } // vim: et sw=4 sts=4