zulip/zerver/actions/scheduled_messages.py

110 lines
4.5 KiB
Python

import datetime
from typing import List, Optional, Sequence, Union
from django.db import transaction
from django.utils.translation import gettext as _
from zerver.actions.message_send import check_message
from zerver.lib.addressee import Addressee
from zerver.lib.exceptions import JsonableError
from zerver.lib.message import SendMessageRequest, render_markdown
from zerver.lib.scheduled_messages import access_scheduled_message
from zerver.models import Client, Realm, ScheduledMessage, UserProfile
from zerver.tornado.django_api import send_event
def check_schedule_message(
sender: UserProfile,
client: Client,
recipient_type_name: str,
message_to: Union[Sequence[str], Sequence[int]],
topic_name: Optional[str],
message_content: str,
scheduled_message_id: Optional[int],
deliver_at: datetime.datetime,
realm: Optional[Realm] = None,
forwarder_user_profile: Optional[UserProfile] = None,
) -> int:
addressee = Addressee.legacy_build(sender, recipient_type_name, message_to, topic_name)
send_request = check_message(
sender,
client,
addressee,
message_content,
realm=realm,
forwarder_user_profile=forwarder_user_profile,
)
send_request.deliver_at = deliver_at
if scheduled_message_id is not None:
return edit_scheduled_message(scheduled_message_id, send_request, sender)
return do_schedule_messages([send_request])[0]
def do_schedule_messages(send_message_requests: Sequence[SendMessageRequest]) -> List[int]:
scheduled_messages: List[ScheduledMessage] = []
for send_request in send_message_requests:
scheduled_message = ScheduledMessage()
scheduled_message.sender = send_request.message.sender
scheduled_message.recipient = send_request.message.recipient
topic_name = send_request.message.topic_name()
scheduled_message.set_topic_name(topic_name=topic_name)
rendering_result = render_markdown(
send_request.message, send_request.message.content, send_request.realm
)
scheduled_message.content = send_request.message.content
scheduled_message.rendered_content = rendering_result.rendered_content
scheduled_message.sending_client = send_request.message.sending_client
scheduled_message.stream = send_request.stream
scheduled_message.realm = send_request.realm
assert send_request.deliver_at is not None
scheduled_message.scheduled_timestamp = send_request.deliver_at
scheduled_message.delivery_type = ScheduledMessage.SEND_LATER
scheduled_messages.append(scheduled_message)
ScheduledMessage.objects.bulk_create(scheduled_messages)
return [scheduled_message.id for scheduled_message in scheduled_messages]
def edit_scheduled_message(
scheduled_message_id: int, send_request: SendMessageRequest, sender: UserProfile
) -> int:
with transaction.atomic():
scheduled_message_object = access_scheduled_message(sender, scheduled_message_id)
# Handles the race between us initiating this transaction and user sending us the edit request.
if scheduled_message_object.delivered is True:
raise JsonableError(_("Scheduled message was already sent"))
# Only override fields that user can change.
scheduled_message_object.recipient = send_request.message.recipient
topic_name = send_request.message.topic_name()
scheduled_message_object.set_topic_name(topic_name=topic_name)
rendering_result = render_markdown(
send_request.message, send_request.message.content, send_request.realm
)
scheduled_message_object.content = send_request.message.content
scheduled_message_object.rendered_content = rendering_result.rendered_content
scheduled_message_object.sending_client = send_request.message.sending_client
scheduled_message_object.stream = send_request.stream
assert send_request.deliver_at is not None
scheduled_message_object.scheduled_timestamp = send_request.deliver_at
scheduled_message_object.save()
return scheduled_message_id
def delete_scheduled_message(user_profile: UserProfile, scheduled_message_id: int) -> None:
scheduled_message_object = access_scheduled_message(user_profile, scheduled_message_id)
scheduled_message_id = scheduled_message_object.id
scheduled_message_object.delete()
event = {
"type": "scheduled_message",
"op": "remove",
"scheduled_message_id": scheduled_message_id,
}
send_event(user_profile.realm, event, [user_profile.id])