65 lines
1.6 KiB
Go
65 lines
1.6 KiB
Go
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package lib
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import (
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"encoding/base64"
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"fmt"
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"github.com/emersion/go-sasl"
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"github.com/emersion/go-smtp"
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"github.com/go-playground/validator/v10"
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"strings"
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)
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/**
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发送通知类
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*/
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type Notify struct {
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ReceiveName, Subject, MainContent string
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EmailServer NotifyEmail
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}
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type NotifyEmail struct {
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Server, From, Password string `validate:"required"`
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FromName string
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To []string
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Port uint `validate:"required"`
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}
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/*
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发送邮件
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*/
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func (this *Notify) SendMail() (bool, error) {
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validate := validator.New()
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emailServer := this.EmailServer
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err := validate.Struct(emailServer)
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if err != nil {
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return false, err
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}
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err = SendSmtp(fmt.Sprintf("%s:%d", this.EmailServer.Server,
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this.EmailServer.Port), this.EmailServer.From,
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this.EmailServer.Password,
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this.EmailServer.To,
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this.Subject, this.MainContent, this.EmailServer.FromName)
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if err != nil {
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return false, err
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}
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return true, nil
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}
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func SendSmtp(server string, from string, password string, to []string, subject string, body string, fromName string) error {
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auth := sasl.NewPlainClient("", from, password)
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subjectBase := base64.StdEncoding.EncodeToString([]byte(subject))
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fromHeader := fmt.Sprintf("From:=?UTF-8?B?%s?= <%s>\r\n", base64.StdEncoding.EncodeToString([]byte(fromName)), from)
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msg := strings.NewReader(
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fromHeader +
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"To: " + strings.Join(to, ",") + "\r\n" +
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"Subject: =?UTF-8?B?" + subjectBase + "?=\r\n" +
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"Content-Type: text/html; charset=UTF-8" +
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"\r\n\r\n" +
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body + "\r\n")
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err := smtp.SendMail(server, auth, from, to, msg)
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if err != nil {
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return err
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}
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return nil
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}
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