Email sending

func sendmail(template *data.Template, attachments []*data.Attachment, recipient *data.Recipient, sender *data.Sender) error {
    m := gomail.NewMessage()
    m.SetHeader("From", m.FormatAddress(sender.Email, sender.GetFullName()))
    m.SetHeader("To", m.FormatAddress(recipient.Email, recipient.GetFullName()))
    m.SetHeader("Subject", template.Subject)
    for i := range attachments {
        m.Embed(mailer.WWW_Root+"/images/uploads/"+attachments[i].FileName, gomail.Rename(attachments[i].Name))
    }
    content, err := ParseTemplate(template, attachments, recipient, sender, true)
    if err != nil {
        return err
    }
    if template.Type == data.TYPE_HTML {
        m.SetBody("text/html", content)
    } else {
        m.SetBody("text/plain", content)
    }

    d := gomail.NewDialer(mailer.SMTP, mailer.Port, mailer.SMTPLogin, mailer.SMTPPassword)
    d.TLSConfig = &tls.Config{InsecureSkipVerify: mailer.SkipInsecureTLS}
    return d.DialAndSend(m)
}