SimpleSAML_Metadata_SAMLParser::parseAttributeConsumerService PHP Method

    private static function parseAttributeConsumerService(\SAML2\XML\md\AttributeConsumingService $element, &$sp)
    {
        assert('is_array($sp)');
        $sp['name'] = $element->ServiceName;
        $sp['description'] = $element->ServiceDescription;
        $format = null;
        $sp['attributes'] = array();
        $sp['attributes.required'] = array();
        foreach ($element->RequestedAttribute as $child) {
            $attrname = $child->Name;
            $sp['attributes'][] = $attrname;
            if ($child->isRequired !== null && $child->isRequired === true) {
                $sp['attributes.required'][] = $attrname;
            }
            if ($child->NameFormat !== null) {
                $attrformat = $child->NameFormat;
            } else {
                $attrformat = \SAML2\Constants::NAMEFORMAT_UNSPECIFIED;
            }
            if ($format === null) {
                $format = $attrformat;
            } elseif ($format !== $attrformat) {
                $format = \SAML2\Constants::NAMEFORMAT_UNSPECIFIED;
            }
        }
        if (empty($sp['attributes'])) {
            // a really invalid configuration: all AttributeConsumingServices should have one or more attributes
            unset($sp['attributes']);
        }
        if (empty($sp['attributes.required'])) {
            unset($sp['attributes.required']);
        }
        if ($format !== \SAML2\Constants::NAMEFORMAT_UNSPECIFIED && $format !== null) {
            $sp['attributes.NameFormat'] = $format;
        }
    }