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Add a one-click unsubscribe link to missed message e-mails.

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(imported from commit 719eb61c9b7722eb1b0996b4d5f2f8f5929ad701)
This commit is contained in:
Jessica McKellar
2013-11-25 10:47:19 -05:00
parent 1a9438ec70
commit dbc1b4b501
7 changed files with 75 additions and 2 deletions
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20
zerver/lib/actions.py
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@@ -1920,6 +1920,21 @@ def build_message_list(user_profile, messages):
return messages_to_render
def unsubscribe_token(user_profile):
# Leverage the Django confirmations framework to generate and track unique
# unsubscription tokens.
return Confirmation.objects.get_link_for_object(user_profile).split("/")[-1]
def one_click_unsubscribe_link(user_profile, endpoint):
"""
Generate a unique link that a logged-out user can visit to unsubscribe from
Zulip e-mails without having to first log in.
"""
token = unsubscribe_token(user_profile)
base_url = "https://" + settings.EXTERNAL_HOST
resource_path = "accounts/unsubscribe/%s/%s" % (endpoint, token)
return "%s/%s" % (base_url.rstrip("/"), resource_path)
@statsd_increment("missed_message_reminders")
def do_send_missedmessage_events(user_profile, missed_messages):
"""
@@ -1960,6 +1975,11 @@ def do_send_missedmessage_events(user_profile, missed_messages):
template_payload['reply_warning'] = True
headers['Reply-To'] = "Nobody <%s>" % (settings.NOREPLY_EMAIL_ADDRESS,)
# Give users a one-click unsubscribe link they can use to stop getting
# missed message emails without having to log in first.
unsubscribe_link = one_click_unsubscribe_link(user_profile, "missed_messages")
template_payload["unsubscribe_link"] = unsubscribe_link
subject = "Missed Zulip%s from %s" % (plural_messages, sender_str)
from_email = "%s (via Zulip) <%s>" % (sender_str, settings.NOREPLY_EMAIL_ADDRESS)