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mail.go
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mail.go
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// Copyright © 2023 OpenIM open source community. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package client
import (
"fmt"
"net/smtp"
"github.com/jordan-wright/email"
"github.com/openimsdk/openkf/server/internal/config"
"github.com/openimsdk/openkf/server/pkg/log"
)
// todo: use email connection pool to reduce the cost of creating a connection
// link: https://github.com/jordan-wright/email#a-pool-of-reusable-connections
var (
// _mailPool *email.Pool
)
// InitMail init mail.
func InitMail() {
// Unused now
// _mailPool, _ = email.NewPool(
// fmt.Sprintf("%s:%d", config.Config.Email.Host, config.Config.Email.Port),
// config.Config.Email.PoolSize, // Max number of connections to open
// smtp.PlainAuth(
// "", config.Config.Email.From, config.Config.Email.Password, config.Config.Email.Host,
// ),
// )
// Send test email
if err := SendEmail(config.Config.Email.From, "OpenKF Init Email", "OpenKF Email Init Test..."); err != nil {
log.Panicf("Email", "Init Email failed:%s", err.Error())
}
}
// SendEmail send email.
func SendEmail(to string, subject string, body string) error {
email := email.NewEmail()
email.From = fmt.Sprintf("%s<%s>", config.Config.Email.Nickname, config.Config.Email.From)
email.To = []string{to}
email.Subject = subject
email.Text = []byte(body)
if err := email.Send(
fmt.Sprintf("%s:%d", config.Config.Email.Host, config.Config.Email.Port),
smtp.PlainAuth(
"", config.Config.Email.From, config.Config.Email.Password, config.Config.Email.Host,
),
); err != nil {
return err
}
return nil
}
// SendHtmlEmail send html email.
func SendHtmlEmail(to string, subject string, html string) error {
email := email.NewEmail()
email.From = config.Config.Email.From
email.To = []string{to}
email.Subject = subject
email.HTML = []byte(html)
if err := email.Send(
fmt.Sprintf("%s:%d", config.Config.Email.Host, config.Config.Email.Port),
smtp.PlainAuth(
"", config.Config.Email.From, config.Config.Email.Password, config.Config.Email.Host,
),
); err != nil {
return err
}
return nil
}