RoleDescriptor.php

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<?php

namespace SAML2\XML\md;

use SAML2\Constants;
use SAML2\SignedElementHelper;
use SAML2\Utils;

class RoleDescriptor extends SignedElementHelper
{
    private $elementName;

    public $ID;

    public $validUntil;

    public $cacheDuration;

    public $protocolSupportEnumeration = array();

    public $errorURL;

    public $Extensions = array();

    public $KeyDescriptor = array();

    public $Organization = null;

    public $ContactPerson = array();

    protected function __construct($elementName, \DOMElement $xml = null)
    {
        assert(is_string($elementName));

        parent::__construct($xml);
        $this->elementName = $elementName;

        if ($xml === null) {
            return;
        }

        if ($xml->hasAttribute('ID')) {
            $this->ID = $xml->getAttribute('ID');
        }
        if ($xml->hasAttribute('validUntil')) {
            $this->validUntil = Utils::xsDateTimeToTimestamp($xml->getAttribute('validUntil'));
        }
        if ($xml->hasAttribute('cacheDuration')) {
            $this->cacheDuration = $xml->getAttribute('cacheDuration');
        }

        if (!$xml->hasAttribute('protocolSupportEnumeration')) {
            throw new \Exception('Missing protocolSupportEnumeration attribute on ' . $xml->localName);
        }
        $this->protocolSupportEnumeration = preg_split('/[\s]+/', $xml->getAttribute('protocolSupportEnumeration'));

        if ($xml->hasAttribute('errorURL')) {
            $this->errorURL = $xml->getAttribute('errorURL');
        }

        $this->Extensions = Extensions::getList($xml);

        foreach (Utils::xpQuery($xml, './saml_metadata:KeyDescriptor') as $kd) {
            $this->KeyDescriptor[] = new KeyDescriptor($kd);
        }

        $organization = Utils::xpQuery($xml, './saml_metadata:Organization');
        if (count($organization) > 1) {
            throw new \Exception('More than one Organization in the entity.');
        } elseif (!empty($organization)) {
            $this->Organization = new Organization($organization[0]);
        }

        foreach (Utils::xpQuery($xml, './saml_metadata:ContactPerson') as $cp) {
            $this->contactPersons[] = new ContactPerson($cp);
        }
    }

    protected function toXML(\DOMElement $parent)
    {
        assert(is_null($this->ID) || is_string($this->ID));
        assert(is_null($this->validUntil) || is_int($this->validUntil));
        assert(is_null($this->cacheDuration) || is_string($this->cacheDuration));
        assert(is_array($this->protocolSupportEnumeration));
        assert(is_null($this->errorURL) || is_string($this->errorURL));
        assert(is_array($this->Extensions));
        assert(is_array($this->KeyDescriptor));
        assert(is_null($this->Organization) || $this->Organization instanceof Organization);
        assert(is_array($this->ContactPerson));

        $e = $parent->ownerDocument->createElementNS(Constants::NS_MD, $this->elementName);
        $parent->appendChild($e);

        if (isset($this->ID)) {
            $e->setAttribute('ID', $this->ID);
        }

        if (isset($this->validUntil)) {
            $e->setAttribute('validUntil', gmdate('Y-m-d\TH:i:s\Z', $this->validUntil));
        }

        if (isset($this->cacheDuration)) {
            $e->setAttribute('cacheDuration', $this->cacheDuration);
        }

        $e->setAttribute('protocolSupportEnumeration', implode(' ', $this->protocolSupportEnumeration));

        if (isset($this->errorURL)) {
            $e->setAttribute('errorURL', $this->errorURL);
        }

        Extensions::addList($e, $this->Extensions);

        foreach ($this->KeyDescriptor as $kd) {
            $kd->toXML($e);
        }

        if (isset($this->Organization)) {
            $this->Organization->toXML($e);
        }

        foreach ($this->ContactPerson as $cp) {
            $cp->toXML($e);
        }

        return $e;
    }
}