124 lines
2.9 KiB
Go
124 lines
2.9 KiB
Go
// 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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//
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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
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// 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
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package mail
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import (
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"embed"
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"io"
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"code.vikunja.io/api/pkg/config"
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"code.vikunja.io/api/pkg/log"
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"code.vikunja.io/api/pkg/version"
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"github.com/wneessen/go-mail"
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)
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// Opts holds infos for a mail
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type Opts struct {
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From string
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To string
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Subject string
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Message string
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HTMLMessage string
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ContentType ContentType
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Boundary string
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Headers []*header
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Embeds map[string]io.Reader
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EmbedFS map[string]*embed.FS
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}
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// ContentType represents mail content types
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type ContentType int
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// Enumerate all the team rights
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const (
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ContentTypePlain ContentType = iota
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ContentTypeHTML
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ContentTypeMultipart
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)
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type header struct {
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Field mail.Header
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Content string
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}
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// SendTestMail sends a test mail to a recipient.
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// It works without a queue.
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func SendTestMail(opts *Opts) error {
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if config.MailerHost.GetString() == "" {
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log.Warning("Mailer seems to be not configured! Please see the config docs for more details.")
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return nil
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}
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c, err := getClient()
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if err != nil {
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return err
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}
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m := getMessage(opts)
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return c.DialAndSend(m)
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}
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func getMessage(opts *Opts) *mail.Msg {
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m := mail.NewMsg()
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m.SetUserAgent("Vikunja " + version.Version)
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if opts.From == "" {
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opts.From = "Vikunja <" + config.MailerFromEmail.GetString() + ">"
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}
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_ = m.From(opts.From)
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_ = m.To(opts.To)
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m.Subject(opts.Subject)
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for _, h := range opts.Headers {
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m.SetHeader(h.Field, h.Content)
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}
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for name, content := range opts.Embeds {
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m.EmbedReader(name, content)
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}
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for name, fs := range opts.EmbedFS {
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err := m.EmbedFromEmbedFS(name, fs)
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if err != nil {
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log.Errorf("Error embedding %s via embed.FS into mail: %v", err)
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}
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}
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switch opts.ContentType {
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case ContentTypePlain:
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m.SetBodyString("text/plain", opts.Message)
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case ContentTypeHTML:
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m.SetBodyString("text/html", opts.Message)
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case ContentTypeMultipart:
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m.SetBodyString("text/plain", opts.Message)
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m.AddAlternativeString("text/html", opts.HTMLMessage)
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}
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return m
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}
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// SendMail puts a mail in the queue
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func SendMail(opts *Opts) {
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if isUnderTest {
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sentMails = append(sentMails, opts)
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return
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}
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m := getMessage(opts)
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Queue <- m
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}
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