44 lines
1.1 KiB
Go
44 lines
1.1 KiB
Go
package server
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import (
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"fmt"
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"net"
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"net/smtp"
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"strings"
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)
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type mailer interface {
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Send(from, to string, m *message) error
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}
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type smtpMailer struct {
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config *Config
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}
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func (s *smtpMailer) Send(from, to string, m *message) error {
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host, _, err := net.SplitHostPort(s.config.SMTPAddr)
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if err != nil {
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return err
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}
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subject := m.Title
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if subject == "" {
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subject = m.Message
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}
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subject += " - " + m.Topic
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subject = strings.ReplaceAll(strings.ReplaceAll(subject, "\r", ""), "\n", " ")
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message := m.Message
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if len(m.Tags) > 0 {
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message += "\nTags: " + strings.Join(m.Tags, ", ") // FIXME emojis
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}
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if m.Priority != 0 && m.Priority != 3 {
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message += fmt.Sprintf("\nPriority: %d", m.Priority) // FIXME to string
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}
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message += fmt.Sprintf("\n\n--\nMessage was sent via %s by client %s", m.Topic, from) // FIXME short URL
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msg := []byte(fmt.Sprintf("From: %s\r\n"+
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"To: %s\r\n"+
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"Subject: %s\r\n\r\n"+
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"%s\r\n", s.config.SMTPFrom, to, subject, message))
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auth := smtp.PlainAuth("", s.config.SMTPUser, s.config.SMTPPass, host)
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return smtp.SendMail(s.config.SMTPAddr, auth, s.config.SMTPFrom, []string{to}, msg)
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}
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