Николай Каспор

wp_head(); 
wp_footer();

$theta = $lon1 - $lon2;
$dist = sin(deg2rad($lat1)) * sin(deg2rad($lat2)) +  cos(deg2rad($lat1)) * cos(deg2rad($lat2)) * cos(deg2rad($theta));
$dist = acos($dist);
$dist = rad2deg($dist);
$result = $dist * 60 * 1.1515 * 1.609344 * 1.3;

Yii::$container->set('mailer', [
                    'class' => 'yii\swiftmailer\Mailer',
                     'useFileTransport' => false,
                     'transport' => 
                         [
                             'class' => 'Swift_SmtpTransport',
                             'host' => $smtp_host,
                             'username' => $smtp_login,
                             'password' => $smtp_password,
                             'port' => $smtp_port,
                             'encryption' => 'ssl',
                         ],
                ]);