DiscoHints.php

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<?php

namespace SAML2\XML\mdui;

use SAML2\Utils;
use SAML2\XML\Chunk;

class DiscoHints
{
    public $children = array();

    public $IPHint = array();

    public $DomainHint = array();

    public $GeolocationHint = array();

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

        $this->IPHint =          Utils::extractStrings($xml, Common::NS, 'IPHint');
        $this->DomainHint =      Utils::extractStrings($xml, Common::NS, 'DomainHint');
        $this->GeolocationHint = Utils::extractStrings($xml, Common::NS, 'GeolocationHint');

        foreach (Utils::xpQuery($xml, "./*[namespace-uri()!='".Common::NS."']") as $node) {
            $this->children[] = new Chunk($node);
        }
    }

    public function toXML(\DOMElement $parent)
    {
        assert(is_array($this->IPHint));
        assert(is_array($this->DomainHint));
        assert(is_array($this->GeolocationHint));
        assert(is_array($this->children));

        if (!empty($this->IPHint)
         || !empty($this->DomainHint)
         || !empty($this->GeolocationHint)
         || !empty($this->children)) {
            $doc = $parent->ownerDocument;

            $e = $doc->createElementNS(Common::NS, 'mdui:DiscoHints');
            $parent->appendChild($e);

            if (!empty($this->children)) {
                foreach ($this->children as $child) {
                    $child->toXML($e);
                }
            }

            Utils::addStrings($e, Common::NS, 'mdui:IPHint', false, $this->IPHint);
            Utils::addStrings($e, Common::NS, 'mdui:DomainHint', false, $this->DomainHint);
            Utils::addStrings($e, Common::NS, 'mdui:GeolocationHint', false, $this->GeolocationHint);

            return $e;
        }

        return null;
    }
}