go语言发送邮件（带附件）

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package main

import (
“fmt”
“net/mail”
“net/smtp”
“time”

"github.com/scorredoira/email"

"github.com/Unknwon/com"
"github.com/astaxie/beego"

)

func main() {

from := beego.AppConfig.String("from")
password := beego.AppConfig.String("password")
smtpport := beego.AppConfig.String("smtpport")
smtpaddress := beego.AppConfig.String("smtpaddress")
tolist := beego.AppConfig.String("tolist")
subject := beego.AppConfig.String("subject")

body := beego.AppConfig.String("subject")
fmt.Println(body)
m := email.NewMessage(subject, body)

m.From = mail.Address{Name: "一花一世界", Address: from}
m.To = []string{tolist}
fmt.Println(m.To)

//检查附件是否存在
attachpath := beego.AppConfig.String("attachpath")
attachfilename := beego.AppConfig.String("attachfilename")
currentdate := time.Now().Format("20060102")
attachfile := attachpath + "\\" + attachfilename + "-" + currentdate + "_" + "v1.0" + ".rar"
fmt.Println("附件名:" + attachfile)

if isexist := com.IsExist(attachfile); isexist == false {
    fmt.Println("no attach")
    return
}

if err := m.Attach(attachfile); err != nil {
    fmt.Println("append attach error")
    return
}

auth := smtp.PlainAuth("", from, password, smtpaddress)
err := email.Send(smtpport, auth, m)
if err != nil {
    fmt.Println("send mail error!")
    fmt.Println(err)
} else {
    fmt.Println("send mail success!")
}

}