src/XSD2PHP/lib/ZF/1.10.7/Zend/Soap/Wsdl.php
public function addSoapOperation($binding, $soap_action)
    {
        if ($soap_action instanceof Zend_Uri_Http) {
            $soap_action = $soap_action->getUri();
        }
        $soap_operation = $this->_dom->createElement('soap:operation');
        $soap_operation->setAttribute('soapAction', $soap_action);

        $binding->insertBefore($soap_operation, $binding->firstChild);

        return $soap_operation;
    }
public function addSoapOperation($binding, $soap_action)
    {
        if ($soap_action instanceof Zend_Uri_Http) {
            $soap_action = $soap_action->getUri();
        }
        $soap_operation = $this->_dom->createElement('soap:operation');
        $soap_operation->setAttribute('soapAction', $soap_action);

        $binding->insertBefore($soap_operation, $binding->firstChild);

        return $soap_operation;
    }
Add a {@link http://www.w3.org/TR/wsdl#_soap:operation SOAP operation} to an operation element

@param object $operation An operation XML_Tree_Node returned by {@link function addBindingOperation}
@param string $soap_action SOAP Action
@return boolean