Method Send

/**
 * Send the mail
 *
 * @return  boolean  Boolean true if successful, false if exception throwing is disabled.
 *
 * @since   1.7.0
 *
 * @throws  MailDisabledException  if the mail function is disabled
 * @throws  phpmailerException     if sending failed
 */
public function Send()
{
    if (!Factory::getApplication()->get('mailonline', 1)) {
        throw new MailDisabledException(MailDisabledException::REASON_USER_DISABLED, Text::_('JLIB_MAIL_FUNCTION_OFFLINE'), 500);
    }
    if ($this->Mailer === 'mail' && !\function_exists('mail')) {
        throw new MailDisabledException(MailDisabledException::REASON_MAIL_FUNCTION_NOT_AVAILABLE, Text::_('JLIB_MAIL_FUNCTION_DISABLED'), 500);
    }
    try {
        $result = parent::send();
    } catch (phpmailerException $e) {
        // If auto TLS is disabled just let this bubble up
        if (!$this->SMTPAutoTLS) {
            throw $e;
        }
        $result = false;
    }
    /*
     * If sending failed and auto TLS is enabled, retry sending with the feature disabled
     *
     * See https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting#opportunistic-tls for more info
     */
    if (!$result && $this->SMTPAutoTLS) {
        $this->SMTPAutoTLS = false;
        try {
            $result = parent::send();
        } finally {
            // Reset the value for any future emails
            $this->SMTPAutoTLS = true;
        }
    }
    return $result;
}