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PATH: home / lab2454c / healthvalidate.com / vendor / ezyang / htmlpurifier / library / HTMLPurifier / URIFilter

<?php

// It's not clear to me whether or not Punycode means that hostnames
// do not have canonical forms anymore. As far as I can tell, it's
// not a problem (punycoding should be identity when no Unicode
// points are involved), but I'm not 100% sure
class HTMLPurifier_URIFilter_HostBlacklist extends HTMLPurifier_URIFilter
{
    /**
     * @type string
     */
    public $name = 'HostBlacklist';

/**
     * @type array
     */
    protected $blacklist = array();

/**
     * @param HTMLPurifier_Config $config
     * @return bool
     */
    public function prepare($config)
    {
        $this->blacklist = $config->get('URI.HostBlacklist');
        return true;
    }

/**
     * @param HTMLPurifier_URI $uri
     * @param HTMLPurifier_Config $config
     * @param HTMLPurifier_Context $context
     * @return bool
     */
    public function filter(&$uri, $config, $context)
    {
        foreach ($this->blacklist as $blacklisted_host_fragment) {
            if (strpos($uri->host, $blacklisted_host_fragment) !== false) {
                return false;
            }
        }
        return true;
    }
}

// vim: et sw=4 sts=4

[-] Munge.php [edit]
[+] ..
[-] DisableExternal.php [edit]
[-] HostBlacklist.php [edit]
[-] DisableExternalResources.php [edit]
[-] SafeIframe.php [edit]
[-] MakeAbsolute.php [edit]
[-] DisableResources.php [edit]