96 lines
1.8 KiB
Go
96 lines
1.8 KiB
Go
package main
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import (
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"encoding/base64"
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"log"
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"net/smtp"
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"strings"
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"time"
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)
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type Email struct {
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startTime time.Time
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items []string
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}
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type EmailConfig struct {
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SmtpHost string `json:"smtp"`
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FromEmail string `json:"email_from"`
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ToEmail []string `json:"email_to"`
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}
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func SendMail(addr, from, subject, body string, to []string) error {
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if *debugFlag {
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log.Printf("SendMail : Start")
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}
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r := strings.NewReplacer("\r\n", "", "\r", "", "\n", "", "%0a", "", "%0d", "")
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c, err := smtp.Dial(addr)
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if err != nil {
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if *debugFlag {
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log.Printf("SendMail : %s : smtp.Dial (%s)", addr, err)
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}
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return err
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}
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defer c.Close()
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if err = c.Mail(r.Replace(from)); err != nil {
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if *debugFlag {
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log.Printf("SendMail : %s : client.Mail (%s)", from, err)
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}
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return err
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}
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for i := range to {
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to[i] = r.Replace(to[i])
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if err = c.Rcpt(to[i]); err != nil {
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if *debugFlag {
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log.Printf("SendMail : %s : client.Rcpt (%s)", to[i], err)
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}
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return err
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}
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}
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w, err := c.Data()
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if err != nil {
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if *debugFlag {
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log.Printf("SendMail : client.Data (%s)", err)
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}
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return err
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}
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msg := "To: " + strings.Join(to, ",") + "\r\n" +
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"From: " + from + "\r\n" +
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"Subject: " + subject + "\r\n" +
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"Content-Type: text/html; charset=\"UTF-8\"\r\n" +
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"Content-Transfer-Encoding: base64\r\n" +
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"\r\n" + base64.StdEncoding.EncodeToString([]byte(body))
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if *debugFlag {
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log.Printf("SendMail :\r\n%s", msg)
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}
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_, err = w.Write([]byte(msg))
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if err != nil {
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if *debugFlag {
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log.Printf("SendMail : writer.Write (%s)", err)
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}
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return err
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}
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err = w.Close()
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if err != nil {
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if *debugFlag {
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log.Printf("SendMail : writer.Close (%s)", err)
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}
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return err
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}
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err = c.Quit()
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if *debugFlag {
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log.Printf("SendMail : client.Quit (%s)", err)
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}
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return err
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}
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