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htmlpurifier/library/HTMLPurifier/URIScheme/mailto.php

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<?php
require_once 'HTMLPurifier/URIScheme.php';
// VERY RELAXED! Shouldn't cause problems, not even Firefox checks if the
// email is valid, but be careful!
/**
* Validates mailto (for E-mail) according to RFC 2368
* @todo Validate the email address
* @todo Filter allowed query parameters
*/
class HTMLPurifier_URIScheme_mailto extends HTMLPurifier_URIScheme {
public $browsable = false;
public function validate(&$uri, $config, $context) {
parent::validate($uri, $config, $context);
$uri->userinfo = null;
$uri->host = null;
$uri->port = null;
// we need to validate path against RFC 2368's addr-spec
return true;
}
}