Add "List-Unsubscribe" header to alert and report emails

CHANGELOG.md

@@ -5,6 +5,7 @@ All notable changes to this project will be documented in this file.
 
 ### Improvements
 - Load settings from environment variables
+- Add "List-Unsubscribe" header to alert and report emails
 
 
 ## 1.2.0 - 2018-10-20

hc/accounts/models.py

@@ -150,18 +150,21 @@ class Profile(models.Model):
         # rendering the template
         checks = list(checks)
 
+        unsub_url = self.reports_unsub_url()
+
+        headers = {"List-Unsubscribe": unsub_url}
         ctx = {
             "checks": checks,
             "sort": self.sort,
             "now": timezone.now(),
-            "unsub_link": self.reports_unsub_url(),
+            "unsub_link": unsub_url,
             "notifications_url": self.notifications_url(),
             "nag": nag,
             "nag_period": self.nag_period.total_seconds(),
             "num_down": num_down
         }
 
-        emails.report(self.user.email, ctx)
+        emails.report(self.user.email, ctx, headers)
         return True
 
     def can_invite(self):

hc/api/tests/test_notify.py

@@ -246,6 +246,7 @@ class NotifyTestCase(BaseTestCase):
 
         email = mail.outbox[0]
         self.assertTrue("X-Bounce-Url" in email.extra_headers)
+        self.assertTrue("List-Unsubscribe" in email.extra_headers)
 
     def test_it_skips_unverified_email(self):
         self._setup_data("email", "alice@example.org", email_verified=False)

hc/api/tests/test_sendreports.py

@@ -40,6 +40,9 @@ class SendAlertsTestCase(BaseTestCase):
         self.assertTrue(self.profile.next_report_date > now())
         self.assertEqual(len(mail.outbox), 1)
 
+        email = mail.outbox[0]
+        self.assertTrue("List-Unsubscribe" in email.extra_headers)
+
     def test_it_obeys_next_report_date(self):
         self.profile.next_report_date = now() + td(days=1)
         self.profile.save()

hc/api/transports.py

@@ -50,7 +50,12 @@ class Email(Transport):
         if not self.channel.email_verified:
             return "Email not verified"
 
-        headers = {"X-Bounce-Url": bounce_url}
+        unsub_link = self.channel.get_unsub_link()
+
+        headers = {
+            "X-Bounce-Url": bounce_url,
+            "List-Unsubscribe": unsub_link
+        }
 
         try:
             # Look up the sorting preference for this email address
@@ -67,7 +72,7 @@ class Email(Transport):
             "checks": list(self.checks()),
             "sort": sort,
             "now": timezone.now(),
-            "unsub_link": self.channel.get_unsub_link()
+            "unsub_link": unsub_link
         }
 
         emails.alert(self.channel.value, ctx, headers)

hc/lib/emails.py

@@ -56,8 +56,8 @@ def verify_email(to, ctx):
     send("verify-email", to, ctx)
 
 
-def report(to, ctx):
-    send("report", to, ctx)
+def report(to, ctx, headers={}):
+    send("report", to, ctx, headers)
 
 
 def invoice(to, ctx, filename, pdf_data):

templates/emails/alert-body-html.html

@@ -18,18 +18,6 @@ Here is a summary of your checks:
 Thanks,<br>
 The {% escaped_site_name %} Team
 
-<script type="application/ld+json">
-{
-  "@context": "http://schema.org",
-  "@type": "EmailMessage",
-  "potentialAction": {
-    "@type": "ViewAction",
-    "url": "{{ check.details_url }}",
-    "name": "View in {% site_name%}"
-  },
-  "description": "View in {% site_name%}"
-}
-</script>
 {% endblock %}
 
 {% block unsub %}