src/Client.php
protected function soapHeaders()
    {
        // If the headers have already been built, no need to do so again.
        if (!empty($this->headers)) {
            return $this->headers;
        }

        $this->headers = array();

        // Set the schema version.
        $this->headers[] = new \SoapHeader(
            'http://schemas.microsoft.com/exchange/services/2006/types',
            'RequestServerVersion Version="' . $this->version . '"'
        );

        // If impersonation was set then add it to the headers.
        if (!empty($this->impersonation)) {
            $this->headers[] = new \SoapHeader(
                'http://schemas.microsoft.com/exchange/services/2006/types',
                'ExchangeImpersonation',
                $this->impersonation
            );
        }

        if (!empty($this->timezone)) {
            $this->headers[] = new \SoapHeader(
                'http://schemas.microsoft.com/exchange/services/2006/types',
                'TimeZoneContext',
                array(
                    'TimeZoneDefinition' => array(
                        'Id' => $this->timezone,
                    )
                )
            );
        }

        return $this->headers;
    }
protected function soapHeaders()
    {
        // If the headers have already been built, no need to do so again.
        if (!empty($this->headers)) {
            return $this->headers;
        }

        $this->headers = array();

        // Set the schema version.
        $this->headers[] = new \SoapHeader(
            'http://schemas.microsoft.com/exchange/services/2006/types',
            'RequestServerVersion Version="' . $this->version . '"'
        );

        // If impersonation was set then add it to the headers.
        if (!empty($this->impersonation)) {
            $this->headers[] = new \SoapHeader(
                'http://schemas.microsoft.com/exchange/services/2006/types',
                'ExchangeImpersonation',
                $this->impersonation
            );
        }

        if (!empty($this->timezone)) {
            $this->headers[] = new \SoapHeader(
                'http://schemas.microsoft.com/exchange/services/2006/types',
                'TimeZoneContext',
                array(
                    'TimeZoneDefinition' => array(
                        'Id' => $this->timezone,
                    )
                )
            );
        }

        return $this->headers;
    }
protected function soapHeaders ( ) { // If the headers have already been built, no need to do so again. if ( ! empty ( $ this -> headers ) ) { return $ this -> headers ; } $ this -> headers = array ( ) ; // Set the schema version. $ this -> headers [ ] = new \ SoapHeader ( 'http://schemas.microsoft.com/exchange/services/2006/types' , 'RequestServerVersion Version="' . $ this -> version . '"' ) ; // If impersonation was set then add it to the headers. if ( ! empty ( $ this -> impersonation ) ) { $ this -> headers [ ] = new \ SoapHeader ( 'http://schemas.microsoft.com/exchange/services/2006/types' , 'ExchangeImpersonation' , $ this -> impersonation ) ; } if ( ! empty ( $ this -> timezone ) ) { $ this -> headers [ ] = new \ SoapHeader ( 'http://schemas.microsoft.com/exchange/services/2006/types' , 'TimeZoneContext' , array ( 'TimeZoneDefinition' => array ( 'Id' => $ this -> timezone , ) ) ) ; } return $ this -> headers ; }
Builds the soap headers to be included with the request.

@return \SoapHeader[]
Builds the soap headers to be included with the request .