parameters:
    mailer_transport: smtp
    mailer_host: smtp.yandex.ru
    mailer_port: 465
    mailer_user: info@mydomain.ru
    mailer_password: mypassword
    mailer_encryption: ssl
    mailer_auth_mode: login

imports:
    - { resource: parameters.yml }

swiftmailer:
    transport:   %mailer_transport%
    host:        %mailer_host%
    port:        %mailer_port%
    username:    %mailer_user%
    password:    %mailer_password%
    encryption:  %mailer_encryption%
    auth_mode:   %mailer_auth_mode%

try {
    $message = Swift_Message::newInstance()
    ->setSubject('New message')
    ->setFrom('info@mydomain.ru')
    ->setTo('info@mydomain.ru')
    ->setBody("Message");
    if(!$this->mailer->send($message, $failures)) {
        return var_export($failures, true);
    }
} catch(Swift_SwiftException $se) {
    return $se->getMessage();
} catch(Exception $e) {
    return $e->getMessage();
}