Scope.php

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<?php

namespace SAML2\XML\shibmd;

use SAML2\Utils;

class Scope
{
    const NS = 'urn:mace:shibboleth:metadata:1.0';

    public $scope;

    public $regexp = false;

    public function __construct(\DOMElement $xml = null)
    {
        if ($xml === null) {
            return;
        }

        $this->scope = $xml->textContent;
        $this->regexp = Utils::parseBoolean($xml, 'regexp', false);
    }

    public function toXML(\DOMElement $parent)
    {
        assert(is_string($this->scope));
        assert(is_bool($this->regexp) || is_null($this->regexp));

        $doc = $parent->ownerDocument;

        $e = $doc->createElementNS(Scope::NS, 'shibmd:Scope');
        $parent->appendChild($e);

        $e->appendChild($doc->createTextNode($this->scope));

        if ($this->regexp === true) {
            $e->setAttribute('regexp', 'true');
        } else {
            $e->setAttribute('regexp', 'false');
        }

        return $e;
    }
}