/**
* Prepare SOAP header.
* Receives header name and parameters as array.
*
* Example:
*
* ``` php
* <?php
* $I->haveSoapHeader('AuthHeader', array('username' => 'davert', 'password' => '123345'));
* ```
*
* Will produce header:
*
* ```
* <soapenv:Header>
* <SessionHeader>
* <AuthHeader>
* <username>davert</username>
* <password>12345</password>
* </AuthHeader>
* </soapenv:Header>
* ```
*
* @param $header
* @param array $params
*/
public function haveSoapHeader($header, $params = [])
{
$soap_schema_url = $this->config['schema_url'];
$xml = $this->xmlRequest;
$xmlHeader = $xml->documentElement->getElementsByTagNameNS($soap_schema_url, 'Header')->item(0);
$headerEl = $xml->createElement($header);
SoapUtils::arrayToXml($xml, $headerEl, $params);
$xmlHeader->appendChild($headerEl);
}
