X509Data.php

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<?php

namespace SAML2\XML\ds;

use RobRichards\XMLSecLibs\XMLSecurityDSig;
use SAML2\XML\Chunk;

class X509Data
{
    public $data = array();

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

        for ($n = $xml->firstChild; $n !== null; $n = $n->nextSibling) {
            if (!($n instanceof \DOMElement)) {
                continue;
            }

            if ($n->namespaceURI !== XMLSecurityDSig::XMLDSIGNS) {
                $this->data[] = new Chunk($n);
                continue;
            }
            switch ($n->localName) {
                case 'X509Certificate':
                    $this->data[] = new X509Certificate($n);
                    break;
                default:
                    $this->data[] = new Chunk($n);
                    break;
            }
        }
    }

    public function toXML(\DOMElement $parent)
    {
        assert(is_array($this->data));

        $doc = $parent->ownerDocument;

        $e = $doc->createElementNS(XMLSecurityDSig::XMLDSIGNS, 'ds:X509Data');
        $parent->appendChild($e);

        foreach ($this->data as $n) {
            $n->toXML($e);
        }

        return $e;
    }
}