RobRichards\WsePhp\WSSESoap::locateSecurityHeader PHP Метод

    private function locateSecurityHeader($bMustUnderstand = true, $setActor = null)
    {
        if ($this->secNode == null) {
            $headers = $this->SOAPXPath->query('//wssoap:Envelope/wssoap:Header');
            $header = $headers->item(0);
            if (!$header) {
                $header = $this->soapDoc->createElementNS($this->soapNS, $this->soapPFX . ':Header');
                $this->envelope->insertBefore($header, $this->envelope->firstChild);
            }
            $secnodes = $this->SOAPXPath->query('./wswsse:Security', $header);
            $secnode = null;
            foreach ($secnodes as $node) {
                $actor = $node->getAttributeNS($this->soapNS, 'actor');
                if ($actor == $setActor) {
                    $secnode = $node;
                    break;
                }
            }
            if (!$secnode) {
                $secnode = $this->soapDoc->createElementNS(self::WSSENS, self::WSSEPFX . ':Security');
                $header->appendChild($secnode);
                if ($bMustUnderstand) {
                    $secnode->setAttributeNS($this->soapNS, $this->soapPFX . ':mustUnderstand', '1');
                }
                if (!empty($setActor)) {
                    $ename = 'actor';
                    if ($this->soapNS == 'http://www.w3.org/2003/05/soap-envelope') {
                        $ename = 'role';
                    }
                    $secnode->setAttributeNS($this->soapNS, $this->soapPFX . ':' . $ename, $setActor);
                }
            }
            $this->secNode = $secnode;
        }
        return $this->secNode;
    }