email-templates: Add zulip_onboarding_topics email templates.

The "followup_day2" email template name is not clear or descriptive
about the purpose of the email. Creates a duplicate of those email
template files with the template name "zulip_onboarding_topics".

Because any existing scheduled emails that use the "followup_day2"
templates will need to be updated before the current templates can
be removed, we don't do a simple file rename here.

docs/subsystems/email.md

@@ -38,7 +38,7 @@ is figuring out how to schedule it. There are 3 ways to schedule email.
   email.
 - Add it to a queue. An example is the `invitation` email.
 - Send it (approximately) at a specified time in the future, using
-  `send_future_email`. An example is the `followup_day2` email.
+  `send_future_email`. An example is the `onboarding_zulip_topics` email.
 
 Email takes about a quarter second per email to process and send. Generally
 speaking, if you're sending just one email, doing it in the current process

templates/zerver/emails/onboarding_zulip_topics.html

@@ -0,0 +1,36 @@
+{% extends "zerver/emails/email_base_default.html" %}
+
+{% block illustration %}
+<img src="{{ email_images_base_url }}/day2_1.png" alt=""/>
+{% endblock %}
+
+{% block content %}
+<p>
+    {{ _("Here are some tips for keeping your Zulip conversations organized with topics.") }}
+</p>
+
+<p>
+    {{ _("In Zulip, <b>streams</b> determine who gets a message. <b>Topics</b> tell you what the message is about.")}} {{ _("Using topics, you can read Zulip one conversation at a time. You'll see each message in context, no matter how many different discussions are going on.") }}
+</p>
+
+<img class="responsive-width" src="{{ email_images_base_url }}/streams-and-topics.png" alt="{{ _('Streams and topics in the Zulip app') }}"/>
+
+<p>
+    {{ _("To kick off a new conversation, just pick a stream and start a new topic. This way, the new conversation thread won't interrupt ongoing discussions. For a good topic name, think about finishing the sentence: “Hey, can we chat about…?”") }}
+</p>
+
+<img class="responsive-width" src="{{ email_images_base_url }}/day2_2.png" alt="{{ _('Examples of short topics') }}"/>
+
+<p>
+    {% trans %}Don't stress about picking the perfect name for your topic. If anything is out of place, it's easy to <a href="{{ move_messages_link }}">move messages</a>, <a href="{{ rename_topics_link }}">rename topics</a>, or even <a href="{{ move_topic_to_different_stream_link }}">move a topic to a different stream</a>.{% endtrans %}
+</p>
+
+<a class="button" href="{{ realm_uri }}">{{ _("Go to Zulip") }}</a>
+
+{% endblock %}
+
+{% block manage_preferences %}
+
+<p><a href="{{ unsubscribe_link }}">{% trans %}Unsubscribe from welcome emails for {{ realm_name }}{% endtrans %}</a></p>
+
+{% endblock %}

templates/zerver/emails/onboarding_zulip_topics.subject.txt

@@ -0,0 +1 @@
+{{ _("Keep your conversations organized with topics") }}

templates/zerver/emails/onboarding_zulip_topics.txt

@@ -0,0 +1,15 @@
+{{ _("Here are some tips for keeping your Zulip conversations organized with topics.") }}
+
+{{ _("In Zulip, streams determine who gets a message. Topics tell you what the message is about.") }} {{ _("Using topics, you can read Zulip one conversation at a time. You'll see each message in context, no matter how many different discussions are going on.") }}
+
+{{ _("To kick off a new conversation, just pick a stream and start a new topic. This way, the new conversation thread won't interrupt ongoing discussions. For a good topic name, think about finishing the sentence: “Hey, can we chat about…?”") }}
+
+{% trans %}Don't stress about picking the perfect name for your topic. If anything is out of place, it's easy to move messages ({{ move_messages_link }}), rename topics ({{ rename_topics_link }}), or even move a topic to a different stream ({{ move_topic_to_different_stream_link }}).{% endtrans %}
+
+
+{{ _("Go to Zulip") }}:
+<{{ realm_uri }}>
+
+----
+{% trans %}Unsubscribe from welcome emails for {{ realm_name }}{% endtrans %}:
+{{ unsubscribe_link }}

zerver/lib/email_notifications.py

@@ -693,7 +693,7 @@ def get_onboarding_email_schedule(user: UserProfile) -> Dict[str, timedelta]:
         # as our goal is to maximize the chance that this email is near the top
         # of the user's inbox when the user sits down to deal with their inbox,
         # or comes in while they are dealing with their inbox.
-        "followup_day2": timedelta(days=2, hours=-1),
+        "onboarding_zulip_topics": timedelta(days=2, hours=-1),
         "onboarding_zulip_guide": timedelta(days=4, hours=-1),
     }
 
@@ -708,27 +708,27 @@ def get_onboarding_email_schedule(user: UserProfile) -> Dict[str, timedelta]:
 
     # User signed up on Tuesday
     if signup_day == 2:
-        # Send followup_day2 on Thursday
+        # Send onboarding_zulip_topics on Thursday
         # Send onboarding_zulip_guide on Monday
         onboarding_emails["onboarding_zulip_guide"] = timedelta(days=6, hours=-1)
 
     # User signed up on Wednesday
     if signup_day == 3:
-        # Send followup_day2 on Friday
+        # Send onboarding_zulip_topics on Friday
         # Send onboarding_zulip_guide on Tuesday
         onboarding_emails["onboarding_zulip_guide"] = timedelta(days=6, hours=-1)
 
     # User signed up on Thursday
     if signup_day == 4:
-        # Send followup_day2 on Monday
-        onboarding_emails["followup_day2"] = timedelta(days=4, hours=-1)
+        # Send onboarding_zulip_topics on Monday
+        onboarding_emails["onboarding_zulip_topics"] = timedelta(days=4, hours=-1)
         # Send onboarding_zulip_guide on Wednesday
         onboarding_emails["onboarding_zulip_guide"] = timedelta(days=6, hours=-1)
 
     # User signed up on Friday
     if signup_day == 5:
-        # Send followup_day2 on Tuesday
-        onboarding_emails["followup_day2"] = timedelta(days=4, hours=-1)
+        # Send onboarding_zulip_topics on Tuesday
+        onboarding_emails["onboarding_zulip_topics"] = timedelta(days=4, hours=-1)
         # Send onboarding_zulip_guide on Thursday
         onboarding_emails["onboarding_zulip_guide"] = timedelta(days=6, hours=-1)
 
@@ -829,9 +829,9 @@ def enqueue_welcome_emails(user: UserProfile) -> None:
     onboarding_email_schedule = get_onboarding_email_schedule(user)
 
     if other_account_count == 0:
-        followup_day2_context = common_context(user)
+        onboarding_zulip_topics_context = common_context(user)
 
-        followup_day2_context.update(
+        onboarding_zulip_topics_context.update(
             unsubscribe_link=unsubscribe_link,
             move_messages_link=realm_url + "/help/move-content-to-another-topic",
             rename_topics_link=realm_url + "/help/rename-a-topic",
@@ -839,13 +839,13 @@ def enqueue_welcome_emails(user: UserProfile) -> None:
         )
 
         send_future_email(
-            "zerver/emails/followup_day2",
+            "zerver/emails/onboarding_zulip_topics",
             user.realm,
             to_user_ids=[user.id],
             from_name=from_name,
             from_address=from_address,
-            context=followup_day2_context,
-            delay=onboarding_email_schedule["followup_day2"],
+            context=onboarding_zulip_topics_context,
+            delay=onboarding_email_schedule["onboarding_zulip_topics"],
         )
 
     # We only send the onboarding_zulip_guide email for a subset of Realm.ORG_TYPES
@@ -863,7 +863,7 @@ def enqueue_welcome_emails(user: UserProfile) -> None:
     if onboarding_zulip_guide_url is not None:
         onboarding_zulip_guide_context = common_context(user)
         onboarding_zulip_guide_context.update(
-            # We use the same unsubscribe link in both followup_day2
+            # We use the same unsubscribe link in both onboarding_zulip_topics
             # and onboarding_zulip_guide as these links do not expire.
             unsubscribe_link=unsubscribe_link,
             organization_type=organization_type_reference,

zerver/models.py

@@ -4423,6 +4423,7 @@ class ScheduledMessage(models.Model):
 
 EMAIL_TYPES = {
     "account_registered": ScheduledEmail.WELCOME,
+    "onboarding_zulip_topics": ScheduledEmail.WELCOME,
     "followup_day1": ScheduledEmail.WELCOME,
     "followup_day2": ScheduledEmail.WELCOME,
     "onboarding_zulip_guide": ScheduledEmail.WELCOME,

zerver/tests/test_email_notifications.py

@@ -386,7 +386,8 @@ class TestFollowupEmails(ZulipTestCase):
             "zerver/emails/account_registered",
         )
         self.assertEqual(
-            orjson.loads(scheduled_emails[1].data)["template_prefix"], "zerver/emails/followup_day2"
+            orjson.loads(scheduled_emails[1].data)["template_prefix"],
+            "zerver/emails/onboarding_zulip_topics",
         )
         self.assertEqual(
             orjson.loads(scheduled_emails[2].data)["template_prefix"],
@@ -412,7 +413,8 @@ class TestFollowupEmails(ZulipTestCase):
             "zerver/emails/account_registered",
         )
         self.assertEqual(
-            orjson.loads(scheduled_emails[1].data)["template_prefix"], "zerver/emails/followup_day2"
+            orjson.loads(scheduled_emails[1].data)["template_prefix"],
+            "zerver/emails/onboarding_zulip_topics",
         )
 
         ScheduledEmail.objects.all().delete()
@@ -427,7 +429,8 @@ class TestFollowupEmails(ZulipTestCase):
             "zerver/emails/account_registered",
         )
         self.assertEqual(
-            orjson.loads(scheduled_emails[1].data)["template_prefix"], "zerver/emails/followup_day2"
+            orjson.loads(scheduled_emails[1].data)["template_prefix"],
+            "zerver/emails/onboarding_zulip_topics",
         )
         self.assertEqual(
             orjson.loads(scheduled_emails[2].data)["template_prefix"],
@@ -574,9 +577,9 @@ class TestFollowupEmailDelay(ZulipTestCase):
         user_profile.date_joined = dates_joined["Monday"]
         onboarding_email_schedule = get_onboarding_email_schedule(user_profile)
 
-        # followup_day2 email sent on Wednesday
+        # onboarding_zulip_topics email sent on Wednesday
         self.assertEqual(
-            onboarding_email_schedule["followup_day2"],
+            onboarding_email_schedule["onboarding_zulip_topics"],
             days_delayed["2"],
         )
         self.assertEqual((dates_joined["Monday"] + days_delayed["2"]).isoweekday(), 3)
@@ -592,9 +595,9 @@ class TestFollowupEmailDelay(ZulipTestCase):
         user_profile.date_joined = dates_joined["Tuesday"]
         onboarding_email_schedule = get_onboarding_email_schedule(user_profile)
 
-        # followup_day2 email sent on Thursday
+        # onboarding_zulip_topics email sent on Thursday
         self.assertEqual(
-            onboarding_email_schedule["followup_day2"],
+            onboarding_email_schedule["onboarding_zulip_topics"],
             days_delayed["2"],
         )
         self.assertEqual((dates_joined["Tuesday"] + days_delayed["2"]).isoweekday(), 4)
@@ -610,9 +613,9 @@ class TestFollowupEmailDelay(ZulipTestCase):
         user_profile.date_joined = dates_joined["Wednesday"]
         onboarding_email_schedule = get_onboarding_email_schedule(user_profile)
 
-        # followup_day2 email sent on Friday
+        # onboarding_zulip_topics email sent on Friday
         self.assertEqual(
-            onboarding_email_schedule["followup_day2"],
+            onboarding_email_schedule["onboarding_zulip_topics"],
             days_delayed["2"],
         )
         self.assertEqual((dates_joined["Wednesday"] + days_delayed["2"]).isoweekday(), 5)
@@ -628,9 +631,9 @@ class TestFollowupEmailDelay(ZulipTestCase):
         user_profile.date_joined = dates_joined["Thursday"]
         onboarding_email_schedule = get_onboarding_email_schedule(user_profile)
 
-        # followup_day2 email sent on Monday
+        # onboarding_zulip_topics email sent on Monday
         self.assertEqual(
-            onboarding_email_schedule["followup_day2"],
+            onboarding_email_schedule["onboarding_zulip_topics"],
             days_delayed["4"],
         )
         self.assertEqual((dates_joined["Thursday"] + days_delayed["4"]).isoweekday(), 1)
@@ -646,9 +649,9 @@ class TestFollowupEmailDelay(ZulipTestCase):
         user_profile.date_joined = dates_joined["Friday"]
         onboarding_email_schedule = get_onboarding_email_schedule(user_profile)
 
-        # followup_day2 email sent on Tuesday
+        # onboarding_zulip_topics email sent on Tuesday
         self.assertEqual(
-            onboarding_email_schedule["followup_day2"],
+            onboarding_email_schedule["onboarding_zulip_topics"],
             days_delayed["4"],
         )
         self.assertEqual((dates_joined["Friday"] + days_delayed["4"]).isoweekday(), 2)
@@ -664,9 +667,9 @@ class TestFollowupEmailDelay(ZulipTestCase):
         user_profile.date_joined = dates_joined["Saturday"]
         onboarding_email_schedule = get_onboarding_email_schedule(user_profile)
 
-        # followup_day2 email sent on Monday
+        # onboarding_zulip_topics email sent on Monday
         self.assertEqual(
-            onboarding_email_schedule["followup_day2"],
+            onboarding_email_schedule["onboarding_zulip_topics"],
             days_delayed["2"],
         )
         self.assertEqual((dates_joined["Saturday"] + days_delayed["2"]).isoweekday(), 1)
@@ -682,9 +685,9 @@ class TestFollowupEmailDelay(ZulipTestCase):
         user_profile.date_joined = dates_joined["Sunday"]
         onboarding_email_schedule = get_onboarding_email_schedule(user_profile)
 
-        # followup_day2 email sent on Tuesday
+        # onboarding_zulip_topics email sent on Tuesday
         self.assertEqual(
-            onboarding_email_schedule["followup_day2"],
+            onboarding_email_schedule["onboarding_zulip_topics"],
             days_delayed["2"],
         )
         self.assertEqual((dates_joined["Sunday"] + days_delayed["2"]).isoweekday(), 2)
@@ -703,9 +706,9 @@ class TestFollowupEmailDelay(ZulipTestCase):
         user_profile.date_joined = datetime(2018, 1, 5, 1, 0, 0, 0, tzinfo=timezone.utc)
         onboarding_email_schedule = get_onboarding_email_schedule(user_profile)
 
-        # followup_day2 email sent on Monday
+        # onboarding_zulip_topics email sent on Monday
         self.assertEqual(
-            onboarding_email_schedule["followup_day2"],
+            onboarding_email_schedule["onboarding_zulip_topics"],
             days_delayed["4"],
         )
 

zerver/tests/test_realm.py

@@ -323,7 +323,7 @@ class RealmTest(ZulipTestCase):
     def test_do_deactivate_realm_clears_scheduled_jobs(self) -> None:
         user = self.example_user("hamlet")
         send_future_email(
-            "zerver/emails/followup_day2",
+            "zerver/emails/onboarding_zulip_topics",
             user.realm,
             to_user_ids=[user.id],
             delay=datetime.timedelta(hours=1),

zerver/tests/test_users.py

@@ -1699,7 +1699,7 @@ class ActivateTest(ZulipTestCase):
     def test_clear_scheduled_jobs(self) -> None:
         user = self.example_user("hamlet")
         send_future_email(
-            "zerver/emails/followup_day2",
+            "zerver/emails/onboarding_zulip_topics",
             user.realm,
             to_user_ids=[user.id],
             delay=datetime.timedelta(hours=1),
@@ -1712,7 +1712,7 @@ class ActivateTest(ZulipTestCase):
         hamlet = self.example_user("hamlet")
         iago = self.example_user("iago")
         send_future_email(
-            "zerver/emails/followup_day2",
+            "zerver/emails/onboarding_zulip_topics",
             iago.realm,
             to_user_ids=[hamlet.id, iago.id],
             delay=datetime.timedelta(hours=1),
@@ -1728,7 +1728,7 @@ class ActivateTest(ZulipTestCase):
         hamlet = self.example_user("hamlet")
         iago = self.example_user("iago")
         send_future_email(
-            "zerver/emails/followup_day2",
+            "zerver/emails/onboarding_zulip_topics",
             iago.realm,
             to_user_ids=[hamlet.id, iago.id],
             delay=datetime.timedelta(hours=1),
@@ -1743,7 +1743,7 @@ class ActivateTest(ZulipTestCase):
         iago = self.example_user("iago")
         hamlet = self.example_user("hamlet")
         send_future_email(
-            "zerver/emails/followup_day2",
+            "zerver/emails/onboarding_zulip_topics",
             iago.realm,
             to_user_ids=[hamlet.id, iago.id],
             delay=datetime.timedelta(hours=1),
@@ -1769,7 +1769,7 @@ class ActivateTest(ZulipTestCase):
         hamlet = self.example_user("hamlet")
         to_user_ids = [hamlet.id, iago.id]
         send_future_email(
-            "zerver/emails/followup_day2",
+            "zerver/emails/onboarding_zulip_topics",
             iago.realm,
             to_user_ids=to_user_ids,
             delay=datetime.timedelta(hours=1),
@@ -1792,7 +1792,7 @@ class ActivateTest(ZulipTestCase):
             [
                 f"WARNING:zulip.send_email:ScheduledEmail {email_id} at {scheduled_at} "
                 "had empty users and address attributes: "
-                "{'template_prefix': 'zerver/emails/followup_day2', 'from_name': None, "
+                "{'template_prefix': 'zerver/emails/onboarding_zulip_topics', 'from_name': None, "
                 "'from_address': None, 'language': None, 'context': {}}"
             ],
         )