mirror of https://github.com/hay-kot/homebox.git
53 lines
1.3 KiB
Go
53 lines
1.3 KiB
Go
// Package mailer provides a simple mailer for sending emails.
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package mailer
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import (
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"encoding/base64"
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"fmt"
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"mime"
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"net/smtp"
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"strconv"
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)
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type Mailer struct {
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Host string `json:"host,omitempty"`
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Port int `json:"port,omitempty"`
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Username string `json:"username,omitempty"`
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Password string `json:"password,omitempty"`
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From string `json:"from,omitempty"`
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}
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func (m *Mailer) Ready() bool {
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return m.Host != "" && m.Port != 0 && m.Username != "" && m.Password != "" && m.From != ""
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}
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func (m *Mailer) server() string {
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return m.Host + ":" + strconv.Itoa(m.Port)
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}
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func (m *Mailer) Send(msg *Message) error {
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server := m.server()
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header := make(map[string]string)
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header["From"] = msg.From.String()
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header["To"] = msg.To.String()
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header["Subject"] = mime.QEncoding.Encode("UTF-8", msg.Subject)
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header["MIME-Version"] = "1.0"
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header["Content-Type"] = "text/html; charset=\"utf-8\""
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header["Content-Transfer-Encoding"] = "base64"
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message := ""
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for k, v := range header {
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message += fmt.Sprintf("%s: %s\r\n", k, v)
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}
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message += "\r\n" + base64.StdEncoding.EncodeToString([]byte(msg.Body))
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return smtp.SendMail(
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server,
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smtp.PlainAuth("", m.Username, m.Password, m.Host),
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m.From,
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[]string{msg.To.Address},
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[]byte(message),
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)
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}
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