Function emailPost

email.go:320–473

(app *App, p *PublicPost, collID int64)

}

func emailPost(app *App, p *PublicPost, collID int64) error {
	p.augmentContent()

	// Do some shortcode replacement.
	// Since the user is receiving this email, we can assume they're subscribed via email.
	p.Content = strings.Replace(p.Content, "<!--emailsub-->", `<p id="emailsub">You're subscribed to email updates.</p>`, -1)

	if p.HTMLContent == template.HTML("") {
		p.formatContent(app.cfg, false, false)
	}
	p.augmentReadingDestination()

	title := p.Title.String
	if title != "" {
		title = p.Title.String + "\n\n"
	}
	plainMsg := title + "A new post from " + p.CanonicalURL(app.cfg.App.Host) + "\n\n" + stripmd.Strip(p.Content)
	plainMsg += `

---------------------------------------------------------------------------------

Originally published on ` + p.Collection.DisplayTitle() + ` (` + p.Collection.CanonicalURL() + `), a blog you subscribe to.

Sent to %recipient.to%. Unsubscribe: ` + p.Collection.CanonicalURL() + `email/unsubscribe/%recipient.id%?t=%recipient.token%`

	mlr, err := mailer.New(app.cfg.Email)
	if err != nil {
		return err
	}
	m, err := mlr.NewMessage(p.Collection.DisplayTitle()+" <"+p.Collection.Alias+"@"+app.cfg.Email.Domain+">", stripmd.Strip(p.DisplayTitle()), plainMsg)
	if err != nil {
		return err
	}
	replyTo := app.db.GetCollectionAttribute(collID, collAttrLetterReplyTo)
	if replyTo != "" {
		m.SetReplyTo(replyTo)
	}

	subs, err := app.db.GetEmailSubscribers(collID, true)
	if err != nil {
		log.Error("Unable to get email subscribers: %v", err)
		return err
	}
	if len(subs) == 0 {
		return nil
	}

	if title != "" {
		title = string(`<h2 id="title">` + p.FormattedDisplayTitle() + `</h2>`)
	}
	m.AddTag("New post")

	fontFam := "Lora, Palatino, Baskerville, serif"
	if p.IsSans() {
		fontFam = `"Open Sans", Tahoma, Arial, sans-serif`
	} else if p.IsMonospace() {
		fontFam = `Hack, consolas, Menlo-Regular, Menlo, Monaco, monospace, monospace`
	}