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package main
import (
"fmt"
"net/smtp"
"strings"
)
var (
g_SmtpAuth smtp.Auth
)
func InitMail() bool {
// TODO(fusion): I'm not entirely sure we can safely reuse smtp.Auth across
// many threads. We might need to build a new auth struct everytime we need
// to send an e-mail.
g_SmtpAuth = smtp.PlainAuth("", g_SmtpUser, g_SmtpPassword, g_SmtpHost)
return true
}
func ExitMail() {
// no-op
}
func BuildMailMessage(From, To, Subject, Body string) string {
Message := strings.Builder{}
Message.WriteString("MIME-Version: 1.0\r\n")
Message.WriteString("Content-Type: text/html; charset=utf-8\r\n")
if From != "" {
fmt.Fprintf(&Message, "From: %v\r\n", From)
}
if To != "" {
fmt.Fprintf(&Message, "To: %v\r\n", To)
}
fmt.Fprintf(&Message, "Subject: %v\r\n", Subject)
fmt.Fprintf(&Message, "\r\n%v\r\n", Body)
return Message.String()
}
func SendMail(To, Subject, Body string) error {
Message := BuildMailMessage(g_SmtpSender, To, Subject, Body)
return smtp.SendMail(JoinHostPort(g_SmtpHost, g_SmtpPort),
g_SmtpAuth, g_SmtpSender, []string{To}, []byte(Message))
}
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