gnu-social/plugins/WebFinger/lib/webfingerresource.php

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<?php
/**
* WebFinger resource parent class
*
* @package GNUsocial
* @author Mikael Nordfeldth
* @copyright 2013 Free Software Foundation, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
abstract class WebFingerResource
{
protected $identities = array();
protected $object = null;
protected $type = null;
public function __construct(Managed_DataObject $object)
{
$this->object = $object;
}
public function getObject()
{
if ($this->object === null) {
throw new ServerException('Object is not set');
}
return $this->object;
}
public function getAliases()
{
$aliases = $this->object->getAliases();
// Some sites have changed from http to https and still want
// (because remote sites look for it) verify that they are still
// the same identity as they were on HTTP. Should NOT be used if
// you've run HTTPS all the time!
if (common_config('webfinger', 'http_alias')) {
foreach ($aliases as $alias=>$id) {
if (!strtolower(parse_url($alias, PHP_URL_SCHEME)) === 'https') {
continue;
}
$aliases[preg_replace('/^https:/', 'http:', $alias, 1)] = $id;
}
}
// return a unique set of aliases by extracting only the keys
return array_keys($aliases);
}
abstract public function updateXRD(XML_XRD $xrd);
}