コード例 #1
0
ファイル: email_notifications.py プロジェクト: buyrs/demozy
def do_send_missedmessage_events_reply_in_zulip(user_profile: UserProfile,
                                                missed_messages: List[Dict[
                                                    str, Any]],
                                                message_count: int) -> None:
    """
    Send a reminder email to a user if she's missed some PMs by being offline.

    The email will have its reply to address set to a limited used email
    address that will send a Zulip message to the correct recipient. This
    allows the user to respond to missed PMs, huddles, and @-mentions directly
    from the email.

    `user_profile` is the user to send the reminder to
    `missed_messages` is a list of dictionaries to Message objects and other data
                      for a group of messages that share a recipient (and topic)
    """
    from zerver.context_processors import common_context

    # Disabled missedmessage emails internally
    if not user_profile.enable_offline_email_notifications:
        return

    recipients = {(msg["message"].recipient_id, msg["message"].topic_name())
                  for msg in missed_messages}
    if len(recipients) != 1:
        raise ValueError(
            f"All missed_messages must have the same recipient and topic {recipients!r}",
        )

    # This link is no longer a part of the email, but keeping the code in case
    # we find a clean way to add it back in the future
    unsubscribe_link = one_click_unsubscribe_link(user_profile,
                                                  "missed_messages")
    context = common_context(user_profile)
    context.update(
        name=user_profile.full_name,
        message_count=message_count,
        unsubscribe_link=unsubscribe_link,
        realm_name_in_notifications=user_profile.realm_name_in_notifications,
    )

    triggers = [message["trigger"] for message in missed_messages]
    unique_triggers = set(triggers)
    context.update(
        mention="mentioned" in unique_triggers
        or "wildcard_mentioned" in unique_triggers,
        stream_email_notify="stream_email_notify" in unique_triggers,
        mention_count=triggers.count("mentioned") +
        triggers.count("wildcard_mentioned"),
    )

    # If this setting (email mirroring integration) is enabled, only then
    # can users reply to email to send message to Zulip. Thus, one must
    # ensure to display warning in the template.
    if settings.EMAIL_GATEWAY_PATTERN:
        context.update(reply_to_zulip=True, )
    else:
        context.update(reply_to_zulip=False, )

    from zerver.lib.email_mirror import create_missed_message_address

    reply_to_address = create_missed_message_address(
        user_profile, missed_messages[0]["message"])
    if reply_to_address == FromAddress.NOREPLY:
        reply_to_name = ""
    else:
        reply_to_name = "Zulip"

    narrow_url = get_narrow_url(user_profile, missed_messages[0]["message"])
    context.update(narrow_url=narrow_url, )

    senders = list({m["message"].sender for m in missed_messages})
    if missed_messages[0]["message"].recipient.type == Recipient.HUDDLE:
        display_recipient = get_display_recipient(
            missed_messages[0]["message"].recipient)
        # Make sure that this is a list of strings, not a string.
        assert not isinstance(display_recipient, str)
        other_recipients = [
            r["full_name"] for r in display_recipient
            if r["id"] != user_profile.id
        ]
        context.update(group_pm=True)
        if len(other_recipients) == 2:
            huddle_display_name = " and ".join(other_recipients)
            context.update(huddle_display_name=huddle_display_name)
        elif len(other_recipients) == 3:
            huddle_display_name = (
                f"{other_recipients[0]}, {other_recipients[1]}, and {other_recipients[2]}"
            )
            context.update(huddle_display_name=huddle_display_name)
        else:
            huddle_display_name = "{}, and {} others".format(
                ", ".join(other_recipients[:2]),
                len(other_recipients) - 2)
            context.update(huddle_display_name=huddle_display_name)
    elif missed_messages[0]["message"].recipient.type == Recipient.PERSONAL:
        context.update(private_message=True)
    elif context["mention"] or context["stream_email_notify"]:
        # Keep only the senders who actually mentioned the user
        if context["mention"]:
            senders = list({
                m["message"].sender
                for m in missed_messages if m["trigger"] == "mentioned"
                or m["trigger"] == "wildcard_mentioned"
            })
        message = missed_messages[0]["message"]
        stream = Stream.objects.only("id",
                                     "name").get(id=message.recipient.type_id)
        stream_header = f"{stream.name} > {message.topic_name()}"
        context.update(stream_header=stream_header, )
    else:
        raise AssertionError("Invalid messages!")

    # If message content is disabled, then flush all information we pass to email.
    if not message_content_allowed_in_missedmessage_emails(user_profile):
        realm = user_profile.realm
        context.update(
            reply_to_zulip=False,
            messages=[],
            sender_str="",
            realm_str=realm.name,
            huddle_display_name="",
            show_message_content=False,
            message_content_disabled_by_user=not user_profile.
            message_content_in_email_notifications,
            message_content_disabled_by_realm=not realm.
            message_content_allowed_in_email_notifications,
        )
    else:
        context.update(
            messages=build_message_list(
                user=user_profile,
                messages=[m["message"] for m in missed_messages],
                stream_map={},
            ),
            sender_str=", ".join(sender.full_name for sender in senders),
            realm_str=user_profile.realm.name,
            show_message_content=True,
        )

    with override_language(user_profile.default_language):
        from_name: str = _("Zulip missed messages")
    from_address = FromAddress.NOREPLY
    if len(senders) == 1 and settings.SEND_MISSED_MESSAGE_EMAILS_AS_USER:
        # If this setting is enabled, you can reply to the Zulip
        # missed message emails directly back to the original sender.
        # However, one must ensure the Zulip server is in the SPF
        # record for the domain, or there will be spam/deliverability
        # problems.
        #
        # Also, this setting is not really compatible with
        # EMAIL_ADDRESS_VISIBILITY_ADMINS.
        sender = senders[0]
        from_name, from_address = (sender.full_name, sender.email)
        context.update(reply_to_zulip=False, )

    email_dict = {
        "template_prefix":
        "zerver/emails/missed_message",
        "to_user_ids": [user_profile.id],
        "from_name":
        from_name,
        "from_address":
        from_address,
        "reply_to_email":
        str(Address(display_name=reply_to_name, addr_spec=reply_to_address)),
        "context":
        context,
    }
    queue_json_publish("email_senders", email_dict)

    user_profile.last_reminder = timezone_now()
    user_profile.save(update_fields=["last_reminder"])
コード例 #2
0
def do_send_missedmessage_events_reply_in_zulip(user_profile: UserProfile,
                                                missed_messages: List[Dict[str, Any]],
                                                message_count: int) -> None:
    """
    Send a reminder email to a user if she's missed some PMs by being offline.

    The email will have its reply to address set to a limited used email
    address that will send a zulip message to the correct recipient. This
    allows the user to respond to missed PMs, huddles, and @-mentions directly
    from the email.

    `user_profile` is the user to send the reminder to
    `missed_messages` is a list of dictionaries to Message objects and other data
                      for a group of messages that share a recipient (and topic)
    """
    from zerver.context_processors import common_context
    # Disabled missedmessage emails internally
    if not user_profile.enable_offline_email_notifications:
        return

    recipients = set((msg['message'].recipient_id, msg['message'].topic_name()) for msg in missed_messages)
    if len(recipients) != 1:
        raise ValueError(
            'All missed_messages must have the same recipient and topic %r' %
            recipients
        )

    unsubscribe_link = one_click_unsubscribe_link(user_profile, "missed_messages")
    context = common_context(user_profile)
    context.update({
        'name': user_profile.full_name,
        'message_count': message_count,
        'unsubscribe_link': unsubscribe_link,
        'realm_name_in_notifications': user_profile.realm_name_in_notifications,
        'show_message_content': user_profile.message_content_in_email_notifications,
    })

    triggers = list(message['trigger'] for message in missed_messages)
    unique_triggers = set(triggers)
    context.update({
        'mention': 'mentioned' in unique_triggers,
        'mention_count': triggers.count('mentioned'),
    })

    # If this setting (email mirroring integration) is enabled, only then
    # can users reply to email to send message to Zulip. Thus, one must
    # ensure to display warning in the template.
    if settings.EMAIL_GATEWAY_PATTERN:
        context.update({
            'reply_warning': False,
            'reply_to_zulip': True,
        })
    else:
        context.update({
            'reply_warning': True,
            'reply_to_zulip': False,
        })

    from zerver.lib.email_mirror import create_missed_message_address
    reply_to_address = create_missed_message_address(user_profile, missed_messages[0]['message'])
    if reply_to_address == FromAddress.NOREPLY:
        reply_to_name = None
    else:
        reply_to_name = "Zulip"

    senders = list(set(m['message'].sender for m in missed_messages))
    if (missed_messages[0]['message'].recipient.type == Recipient.HUDDLE):
        display_recipient = get_display_recipient(missed_messages[0]['message'].recipient)
        # Make sure that this is a list of strings, not a string.
        assert not isinstance(display_recipient, str)
        other_recipients = [r['full_name'] for r in display_recipient
                            if r['id'] != user_profile.id]
        context.update({'group_pm': True})
        if len(other_recipients) == 2:
            huddle_display_name = "%s" % (" and ".join(other_recipients))
            context.update({'huddle_display_name': huddle_display_name})
        elif len(other_recipients) == 3:
            huddle_display_name = "%s, %s, and %s" % (
                other_recipients[0], other_recipients[1], other_recipients[2])
            context.update({'huddle_display_name': huddle_display_name})
        else:
            huddle_display_name = "%s, and %s others" % (
                ', '.join(other_recipients[:2]), len(other_recipients) - 2)
            context.update({'huddle_display_name': huddle_display_name})
    elif (missed_messages[0]['message'].recipient.type == Recipient.PERSONAL):
        context.update({'private_message': True})
    elif context['mention']:
        # Keep only the senders who actually mentioned the user
        senders = list(set(m['message'].sender for m in missed_messages
                           if m['trigger'] == 'mentioned'))
        # TODO: When we add wildcard mentions that send emails, we
        # should make sure the right logic applies here.
    elif ('stream_email_notify' in unique_triggers):
        context.update({'stream_email_notify': True})
    else:
        raise AssertionError("Invalid messages!")

    # If message content is disabled, then flush all information we pass to email.
    if not user_profile.message_content_in_email_notifications:
        context.update({
            'reply_to_zulip': False,
            'messages': [],
            'sender_str': "",
            'realm_str': user_profile.realm.name,
            'huddle_display_name': "",
        })
    else:
        context.update({
            'messages': build_message_list(user_profile, list(m['message'] for m in missed_messages)),
            'sender_str': ", ".join(sender.full_name for sender in senders),
            'realm_str': user_profile.realm.name,
        })

    from_name = "Zulip missed messages"  # type: str
    from_address = FromAddress.NOREPLY
    if len(senders) == 1 and settings.SEND_MISSED_MESSAGE_EMAILS_AS_USER:
        # If this setting is enabled, you can reply to the Zulip
        # missed message emails directly back to the original sender.
        # However, one must ensure the Zulip server is in the SPF
        # record for the domain, or there will be spam/deliverability
        # problems.
        sender = senders[0]
        from_name, from_address = (sender.full_name, sender.email)
        context.update({
            'reply_warning': False,
            'reply_to_zulip': False,
        })

    email_dict = {
        'template_prefix': 'zerver/emails/missed_message',
        'to_user_ids': [user_profile.id],
        'from_name': from_name,
        'from_address': from_address,
        'reply_to_email': formataddr((reply_to_name, reply_to_address)),
        'context': context}
    queue_json_publish("email_senders", email_dict)

    user_profile.last_reminder = timezone_now()
    user_profile.save(update_fields=['last_reminder'])
コード例 #3
0
def do_send_missedmessage_events_reply_in_zulip(user_profile: UserProfile,
                                                missed_messages: List[Dict[
                                                    str, Any]],
                                                message_count: int) -> None:
    """
    Send a reminder email to a user if she's missed some PMs by being offline.

    The email will have its reply to address set to a limited used email
    address that will send a zulip message to the correct recipient. This
    allows the user to respond to missed PMs, huddles, and @-mentions directly
    from the email.

    `user_profile` is the user to send the reminder to
    `missed_messages` is a list of dictionaries to Message objects and other data
                      for a group of messages that share a recipient (and topic)
    """
    from zerver.context_processors import common_context

    # Disabled missedmessage emails internally
    if not user_profile.enable_offline_email_notifications:
        return

    recipients = {(msg['message'].recipient_id, msg['message'].topic_name())
                  for msg in missed_messages}
    if len(recipients) != 1:
        raise ValueError(
            f'All missed_messages must have the same recipient and topic {recipients!r}',
        )

    # This link is no longer a part of the email, but keeping the code in case
    # we find a clean way to add it back in the future
    unsubscribe_link = one_click_unsubscribe_link(user_profile,
                                                  "missed_messages")
    context = common_context(user_profile)
    context.update({
        'name':
        user_profile.full_name,
        'message_count':
        message_count,
        'unsubscribe_link':
        unsubscribe_link,
        'realm_name_in_notifications':
        user_profile.realm_name_in_notifications,
    })

    triggers = list(message['trigger'] for message in missed_messages)
    unique_triggers = set(triggers)
    context.update({
        'mention':
        'mentioned' in unique_triggers
        or 'wildcard_mentioned' in unique_triggers,
        'stream_email_notify':
        'stream_email_notify' in unique_triggers,
        'mention_count':
        triggers.count('mentioned') + triggers.count("wildcard_mentioned"),
    })

    # If this setting (email mirroring integration) is enabled, only then
    # can users reply to email to send message to Zulip. Thus, one must
    # ensure to display warning in the template.
    if settings.EMAIL_GATEWAY_PATTERN:
        context.update({
            'reply_to_zulip': True,
        })
    else:
        context.update({
            'reply_to_zulip': False,
        })

    from zerver.lib.email_mirror import create_missed_message_address
    reply_to_address = create_missed_message_address(
        user_profile, missed_messages[0]['message'])
    if reply_to_address == FromAddress.NOREPLY:
        reply_to_name = ""
    else:
        reply_to_name = "Zulip"

    narrow_url = get_narrow_url(user_profile, missed_messages[0]['message'])
    context.update({
        'narrow_url': narrow_url,
    })

    senders = list({m['message'].sender for m in missed_messages})
    if (missed_messages[0]['message'].recipient.type == Recipient.HUDDLE):
        display_recipient = get_display_recipient(
            missed_messages[0]['message'].recipient)
        # Make sure that this is a list of strings, not a string.
        assert not isinstance(display_recipient, str)
        other_recipients = [
            r['full_name'] for r in display_recipient
            if r['id'] != user_profile.id
        ]
        context.update({'group_pm': True})
        if len(other_recipients) == 2:
            huddle_display_name = " and ".join(other_recipients)
            context.update({'huddle_display_name': huddle_display_name})
        elif len(other_recipients) == 3:
            huddle_display_name = f"{other_recipients[0]}, {other_recipients[1]}, and {other_recipients[2]}"
            context.update({'huddle_display_name': huddle_display_name})
        else:
            huddle_display_name = "{}, and {} others".format(
                ', '.join(other_recipients[:2]),
                len(other_recipients) - 2)
            context.update({'huddle_display_name': huddle_display_name})
    elif (missed_messages[0]['message'].recipient.type == Recipient.PERSONAL):
        context.update({'private_message': True})
    elif (context['mention'] or context['stream_email_notify']):
        # Keep only the senders who actually mentioned the user
        if context['mention']:
            senders = list({
                m['message'].sender
                for m in missed_messages if m['trigger'] == 'mentioned'
                or m['trigger'] == 'wildcard_mentioned'
            })
        message = missed_messages[0]['message']
        stream = Stream.objects.only('id',
                                     'name').get(id=message.recipient.type_id)
        stream_header = f"{stream.name} > {message.topic_name()}"
        context.update({
            'stream_header': stream_header,
        })
    else:
        raise AssertionError("Invalid messages!")

    # If message content is disabled, then flush all information we pass to email.
    if not message_content_allowed_in_missedmessage_emails(user_profile):
        realm = user_profile.realm
        context.update({
            'reply_to_zulip':
            False,
            'messages': [],
            'sender_str':
            "",
            'realm_str':
            realm.name,
            'huddle_display_name':
            "",
            'show_message_content':
            False,
            'message_content_disabled_by_user':
            not user_profile.message_content_in_email_notifications,
            'message_content_disabled_by_realm':
            not realm.message_content_allowed_in_email_notifications,
        })
    else:
        context.update({
            'messages':
            build_message_list(user_profile,
                               list(m['message'] for m in missed_messages)),
            'sender_str':
            ", ".join(sender.full_name for sender in senders),
            'realm_str':
            user_profile.realm.name,
            'show_message_content':
            True,
        })

    with override_language(user_profile.default_language):
        from_name: str = _("Zulip missed messages")
    from_address = FromAddress.NOREPLY
    if len(senders) == 1 and settings.SEND_MISSED_MESSAGE_EMAILS_AS_USER:
        # If this setting is enabled, you can reply to the Zulip
        # missed message emails directly back to the original sender.
        # However, one must ensure the Zulip server is in the SPF
        # record for the domain, or there will be spam/deliverability
        # problems.
        #
        # Also, this setting is not really compatible with
        # EMAIL_ADDRESS_VISIBILITY_ADMINS.
        sender = senders[0]
        from_name, from_address = (sender.full_name, sender.email)
        context.update({
            'reply_to_zulip': False,
        })

    email_dict = {
        'template_prefix':
        'zerver/emails/missed_message',
        'to_user_ids': [user_profile.id],
        'from_name':
        from_name,
        'from_address':
        from_address,
        'reply_to_email':
        str(Address(display_name=reply_to_name, addr_spec=reply_to_address)),
        'context':
        context
    }
    queue_json_publish("email_senders", email_dict)

    user_profile.last_reminder = timezone_now()
    user_profile.save(update_fields=['last_reminder'])
コード例 #4
0
ファイル: notifications.py プロジェクト: umairwaheed/zulip
def do_send_missedmessage_events_reply_in_zulip(user_profile: UserProfile,
                                                missed_messages: List[Message],
                                                message_count: int) -> None:
    """
    Send a reminder email to a user if she's missed some PMs by being offline.

    The email will have its reply to address set to a limited used email
    address that will send a zulip message to the correct recipient. This
    allows the user to respond to missed PMs, huddles, and @-mentions directly
    from the email.

    `user_profile` is the user to send the reminder to
    `missed_messages` is a list of Message objects to remind about they should
                      all have the same recipient and subject
    """
    from zerver.context_processors import common_context
    # Disabled missedmessage emails internally
    if not user_profile.enable_offline_email_notifications:
        return

    recipients = set((msg.recipient_id, msg.subject) for msg in missed_messages)
    if len(recipients) != 1:
        raise ValueError(
            'All missed_messages must have the same recipient and subject %r' %
            recipients
        )

    unsubscribe_link = one_click_unsubscribe_link(user_profile, "missed_messages")
    context = common_context(user_profile)
    context.update({
        'name': user_profile.full_name,
        'message_count': message_count,
        'mention': missed_messages[0].is_stream_message(),
        'unsubscribe_link': unsubscribe_link,
        'realm_name_in_notifications': user_profile.realm_name_in_notifications,
        'show_message_content': user_profile.message_content_in_email_notifications,
    })

    # If this setting (email mirroring integration) is enabled, only then
    # can users reply to email to send message to Zulip. Thus, one must
    # ensure to display warning in the template.
    if settings.EMAIL_GATEWAY_PATTERN:
        context.update({
            'reply_warning': False,
            'reply_to_zulip': True,
        })
    else:
        context.update({
            'reply_warning': True,
            'reply_to_zulip': False,
        })

    from zerver.lib.email_mirror import create_missed_message_address
    reply_to_address = create_missed_message_address(user_profile, missed_messages[0])
    if reply_to_address == FromAddress.NOREPLY:
        reply_to_name = None
    else:
        reply_to_name = "Zulip"

    senders = list(set(m.sender for m in missed_messages))
    if (missed_messages[0].recipient.type == Recipient.HUDDLE):
        display_recipient = get_display_recipient(missed_messages[0].recipient)
        # Make sure that this is a list of strings, not a string.
        assert not isinstance(display_recipient, str)
        other_recipients = [r['full_name'] for r in display_recipient
                            if r['id'] != user_profile.id]
        context.update({'group_pm': True})
        if len(other_recipients) == 2:
            huddle_display_name = "%s" % (" and ".join(other_recipients))
            context.update({'huddle_display_name': huddle_display_name})
        elif len(other_recipients) == 3:
            huddle_display_name = "%s, %s, and %s" % (
                other_recipients[0], other_recipients[1], other_recipients[2])
            context.update({'huddle_display_name': huddle_display_name})
        else:
            huddle_display_name = "%s, and %s others" % (
                ', '.join(other_recipients[:2]), len(other_recipients) - 2)
            context.update({'huddle_display_name': huddle_display_name})
    elif (missed_messages[0].recipient.type == Recipient.PERSONAL):
        context.update({'private_message': True})
    else:
        # Keep only the senders who actually mentioned the user
        #
        # TODO: When we add wildcard mentions that send emails, add
        # them to the filter here.
        senders = list(set(m.sender for m in missed_messages if
                           UserMessage.objects.filter(message=m, user_profile=user_profile,
                                                      flags=UserMessage.flags.mentioned).exists()))
        context.update({'at_mention': True})

    # If message content is disabled, then flush all information we pass to email.
    if not user_profile.message_content_in_email_notifications:
        context.update({
            'reply_to_zulip': False,
            'messages': [],
            'sender_str': "",
            'realm_str': user_profile.realm.name,
            'huddle_display_name': "",
        })
    else:
        context.update({
            'messages': build_message_list(user_profile, missed_messages),
            'sender_str': ", ".join(sender.full_name for sender in senders),
            'realm_str': user_profile.realm.name,
        })

    from_name = "Zulip missed messages"  # type: str
    from_address = FromAddress.NOREPLY
    if len(senders) == 1 and settings.SEND_MISSED_MESSAGE_EMAILS_AS_USER:
        # If this setting is enabled, you can reply to the Zulip
        # missed message emails directly back to the original sender.
        # However, one must ensure the Zulip server is in the SPF
        # record for the domain, or there will be spam/deliverability
        # problems.
        sender = senders[0]
        from_name, from_address = (sender.full_name, sender.email)
        context.update({
            'reply_warning': False,
            'reply_to_zulip': False,
        })

    email_dict = {
        'template_prefix': 'zerver/emails/missed_message',
        'to_user_id': user_profile.id,
        'from_name': from_name,
        'from_address': from_address,
        'reply_to_email': formataddr((reply_to_name, reply_to_address)),
        'context': context}
    queue_json_publish("email_senders", email_dict)

    user_profile.last_reminder = timezone_now()
    user_profile.save(update_fields=['last_reminder'])
コード例 #5
0
def do_send_missedmessage_events_reply_in_zulip(user_profile: UserProfile,
                                                missed_messages: List[Message],
                                                message_count: int) -> None:
    """
    Send a reminder email to a user if she's missed some PMs by being offline.

    The email will have its reply to address set to a limited used email
    address that will send a zulip message to the correct recipient. This
    allows the user to respond to missed PMs, huddles, and @-mentions directly
    from the email.

    `user_profile` is the user to send the reminder to
    `missed_messages` is a list of Message objects to remind about they should
                      all have the same recipient and subject
    """
    from zerver.context_processors import common_context
    # Disabled missedmessage emails internally
    if not user_profile.enable_offline_email_notifications:
        return

    recipients = set(
        (msg.recipient_id, msg.subject) for msg in missed_messages)
    if len(recipients) != 1:
        raise ValueError(
            'All missed_messages must have the same recipient and subject %r' %
            recipients)

    unsubscribe_link = one_click_unsubscribe_link(user_profile,
                                                  "missed_messages")
    context = common_context(user_profile)
    context.update({
        'name':
        user_profile.full_name,
        'messages':
        build_message_list(user_profile, missed_messages),
        'message_count':
        message_count,
        'mention':
        missed_messages[0].is_stream_message(),
        'unsubscribe_link':
        unsubscribe_link,
    })

    # If this setting (email mirroring integration) is enabled, only then
    # can users reply to email to send message to Zulip. Thus, one must
    # ensure to display warning in the template.
    if settings.EMAIL_GATEWAY_PATTERN:
        context.update({
            'reply_warning': False,
            'reply_to_zulip': True,
        })
    else:
        context.update({
            'reply_warning': True,
            'reply_to_zulip': False,
        })

    from zerver.lib.email_mirror import create_missed_message_address
    reply_to_address = create_missed_message_address(user_profile,
                                                     missed_messages[0])
    if reply_to_address == FromAddress.NOREPLY:
        reply_to_name = None
    else:
        reply_to_name = "Zulip"

    senders = list(set(m.sender for m in missed_messages))
    if (missed_messages[0].recipient.type == Recipient.HUDDLE):
        display_recipient = get_display_recipient(missed_messages[0].recipient)
        # Make sure that this is a list of strings, not a string.
        assert not isinstance(display_recipient, Text)
        other_recipients = [
            r['full_name'] for r in display_recipient
            if r['id'] != user_profile.id
        ]
        context.update({'group_pm': True})
        if len(other_recipients) == 2:
            huddle_display_name = u"%s" % (" and ".join(other_recipients))
            context.update({'huddle_display_name': huddle_display_name})
        elif len(other_recipients) == 3:
            huddle_display_name = u"%s, %s, and %s" % (
                other_recipients[0], other_recipients[1], other_recipients[2])
            context.update({'huddle_display_name': huddle_display_name})
        else:
            huddle_display_name = u"%s, and %s others" % (', '.join(
                other_recipients[:2]), len(other_recipients) - 2)
            context.update({'huddle_display_name': huddle_display_name})
    elif (missed_messages[0].recipient.type == Recipient.PERSONAL):
        context.update({'private_message': True})
    else:
        # Keep only the senders who actually mentioned the user
        #
        # TODO: When we add wildcard mentions that send emails, add
        # them to the filter here.
        senders = list(
            set(m.sender for m in missed_messages
                if UserMessage.objects.filter(
                    message=m,
                    user_profile=user_profile,
                    flags=UserMessage.flags.mentioned).exists()))
        context.update({'at_mention': True})

    context.update({
        'sender_str':
        ", ".join(sender.full_name for sender in senders),
        'realm_str':
        user_profile.realm.name,
    })

    from_name = "Zulip missed messages"  # type: Text
    from_address = FromAddress.NOREPLY
    if len(senders) == 1 and settings.SEND_MISSED_MESSAGE_EMAILS_AS_USER:
        # If this setting is enabled, you can reply to the Zulip
        # missed message emails directly back to the original sender.
        # However, one must ensure the Zulip server is in the SPF
        # record for the domain, or there will be spam/deliverability
        # problems.
        sender = senders[0]
        from_name, from_address = (sender.full_name, sender.email)
        context.update({
            'reply_warning': False,
            'reply_to_zulip': False,
        })

    email_dict = {
        'template_prefix': 'zerver/emails/missed_message',
        'to_user_id': user_profile.id,
        'from_name': from_name,
        'from_address': from_address,
        'reply_to_email': formataddr((reply_to_name, reply_to_address)),
        'context': context
    }
    queue_json_publish("missedmessage_email_senders", email_dict)

    user_profile.last_reminder = timezone_now()
    user_profile.save(update_fields=['last_reminder'])