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<?php
namespace SimpleSAML\Module\smartattributes\Auth\Process;
/**
* Filter to set name in a smart way, based on available name attributes.
*
* @author Andreas Åkre Solberg, UNINETT AS.
* @package SimpleSAMLphp
*/
class SmartName extends \SimpleSAML\Auth\ProcessingFilter
{
/**
* @param array $attributes
* @return string|null
*/
private function getFullName($attributes)
{
if (isset($attributes['displayName'])) {
return $attributes['displayName'][0];
}
if (isset($attributes['cn'])) {
if (count(explode(' ', $attributes['cn'][0])) > 1) {
return $attributes['cn'][0];
}
}
if (isset($attributes['sn']) && isset($attributes['givenName'])) {
return $attributes['givenName'][0] . ' ' . $attributes['sn'][0];
}
if (isset($attributes['cn'])) {
return $attributes['cn'][0];
}
if (isset($attributes['sn'])) {
return $attributes['sn'][0];
}
if (isset($attributes['givenName'])) {
return $attributes['givenName'][0];
}
if (isset($attributes['eduPersonPrincipalName'])) {
$localname = $this->getLocalUser($attributes['eduPersonPrincipalName'][0]);
if (isset($localname)) {
return $localname;
}
}
return null;
}
/**
* @param string $userid
* @return string|null
*/
private function getLocalUser($userid)
{
if (strpos($userid, '@') === false) {
return null;
}
$decomposed = explode('@', $userid);
if (count($decomposed) === 2) {
return $decomposed[0];
}
return null;
}
/**
* Apply filter to add or replace attributes.
*
* Add or replace existing attributes with the configured values.
*
* @param array &$request The current request
* @return void
*/
public function process(&$request)
{
assert(is_array($request));
assert(array_key_exists('Attributes', $request));
$attributes = &$request['Attributes'];
$fullname = $this->getFullName($attributes);
if (isset($fullname)) {
$request['Attributes']['smartname-fullname'] = [$fullname];
}
}
}
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