golang发邮件

浏览数：120 / 时间：2015年06月10日

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package main

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import (

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    "net/smtp"

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    "fmt"

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    "strings"

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)

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/*

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 *  user : example@example.com login smtp server user

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 *  password: xxxxx login smtp server password

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 *  host: smtp.example.com:port   smtp.163.com:25

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 *  to: example@example.com;example1@163.com;example2@sina.com.cn;...

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 *  subject:The subject of mail

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 *  body: The content of mail

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 *  mailtyoe: mail type html or text

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 */

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func SendMail(user, password, host, to, subject, body, mailtype string) error{

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    hp := strings.Split(host,
":")

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    auth := smtp.PlainAuth("", user, password, hp[0])

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    var content_type string

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    if
mailtype == "html" 
{

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        content_type =
"Content-Type: text/"+ mailtype +
"; charset=UTF-8"

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    }else{

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        content_type =
"Content-Type: text/plain" 
+ "; charset=UTF-8"

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    }

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    msg := []byte("To: "
+ to + "\r\nFrom: " 
+ user + "<"+ user +">\r\nSubject: "
+ subject + "\r\n" 
+ content_type + "\r\n\r\n" 
+ body)

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    send_to := strings.Split(to,
";")

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    err := smtp.SendMail(host, auth, user, send_to, msg)

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    return
err

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}

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func main() {

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    user := 
"xxxx@163.com"

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    password :=
"xxxx"

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    host := 
"smtp.163.com:25"

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    to := 
"xxxx@gmail.com;ssssss@gmail.com"

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    subject :=
"Test send email by golang"

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    body := `

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    <html>

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    <body>

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    <h3>

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    "Test send email by golang"

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    </h3>

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    </body>

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    </html>

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    `

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    fmt.Println("send email")

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    err := SendMail(user, password, host, to, subject, body,
"html")

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    if
err != nil {

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        fmt.Println("send mail error!")

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        fmt.Println(err)

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    }else{

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        fmt.Println("send mail success!")

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    }

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}