vikunja-api/pkg/mail/send_mail.go

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// Vikunja is a to-do list application to facilitate your life.
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// Copyright 2018-2021 Vikunja and contributors. All rights reserved.
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//
// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public Licensee as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
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//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public Licensee for more details.
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//
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// You should have received a copy of the GNU Affero General Public Licensee
// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package mail
import (
"code.vikunja.io/api/pkg/config"
"code.vikunja.io/api/pkg/log"
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"gopkg.in/gomail.v2"
)
// Opts holds infos for a mail
type Opts struct {
From string
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To string
Subject string
Message string
HTMLMessage string
ContentType ContentType
Boundary string
Headers []*header
}
// ContentType represents mail content types
type ContentType int
// Enumerate all the team rights
const (
ContentTypePlain ContentType = iota
ContentTypeHTML
ContentTypeMultipart
)
type header struct {
Field string
Content string
}
// SendTestMail sends a test mail to a receipient.
// It works without a queue.
func SendTestMail(opts *Opts) error {
if config.MailerHost.GetString() == "" {
log.Warning("Mailer seems to be not configured! Please see the config docs for more details.")
return nil
}
d := getDialer()
s, err := d.Dial()
if err != nil {
return err
}
defer s.Close()
m := sendMail(opts)
return gomail.Send(s, m)
}
func sendMail(opts *Opts) *gomail.Message {
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m := gomail.NewMessage()
if opts.From == "" {
opts.From = "Vikunja <" + config.MailerFromEmail.GetString() + ">"
}
m.SetHeader("From", opts.From)
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m.SetHeader("To", opts.To)
m.SetHeader("Subject", opts.Subject)
for _, h := range opts.Headers {
m.SetHeader(h.Field, h.Content)
}
switch opts.ContentType {
case ContentTypePlain:
m.SetBody("text/plain", opts.Message)
case ContentTypeHTML:
m.SetBody("text/html", opts.Message)
case ContentTypeMultipart:
m.SetBody("text/plain", opts.Message)
m.AddAlternative("text/html", opts.HTMLMessage)
}
return m
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}
// SendMail puts a mail in the queue
func SendMail(opts *Opts) {
if isUnderTest {
sentMails = append(sentMails, opts)
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return
}
m := sendMail(opts)
Queue <- m
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}