From 3f026090ca0aeda3a2c2879dd190c0df1f0f01a9 Mon Sep 17 00:00:00 2001
From: Kailash Nadh <kailash@nadh.in>
Date: Sat, 15 Jan 2022 16:41:48 +0530
Subject: [PATCH] Add unsubscribe link to opt-in confirmation e-mail. Closes
 #573.

---
 cmd/subscribers.go                           | 2 ++
 static/email-templates/subscriber-optin.html | 1 +
 2 files changed, 3 insertions(+)

diff --git a/cmd/subscribers.go b/cmd/subscribers.go
index 85594605..add2e624 100644
--- a/cmd/subscribers.go
+++ b/cmd/subscribers.go
@@ -65,6 +65,7 @@ type subOptin struct {
 	*models.Subscriber
 
 	OptinURL string
+	UnsubURL string
 	Lists    []models.List
 }
 
@@ -830,6 +831,7 @@ func sendOptinConfirmation(sub models.Subscriber, listIDs []int64, app *App) (in
 		qListIDs.Add("l", l.UUID)
 	}
 	out.OptinURL = fmt.Sprintf(app.constants.OptinURL, sub.UUID, qListIDs.Encode())
+	out.UnsubURL = fmt.Sprintf(app.constants.UnsubURL, dummyUUID, sub.UUID)
 
 	// Send the e-mail.
 	if err := app.sendNotification([]string{sub.Email},
diff --git a/static/email-templates/subscriber-optin.html b/static/email-templates/subscriber-optin.html
index fd958b13..caecf359 100644
--- a/static/email-templates/subscriber-optin.html
+++ b/static/email-templates/subscriber-optin.html
@@ -16,6 +16,7 @@
 <p>
     <a href="{{ .OptinURL }}" class="button">{{ L.Ts "email.optin.confirmSub" }}</a>
 </p>
+<a href="{{ .UnsubURL }}">{{ L.T "email.unsub" }}</a>
 
 {{ template "footer" }}
 {{ end }}