mirror of https://github.com/zulip/zulip.git
56 lines
2.3 KiB
Python
56 lines
2.3 KiB
Python
from typing import Optional
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from django.http import HttpRequest, HttpResponse
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from django.utils.translation import gettext as _
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from zerver.actions.typing import check_send_typing_notification, do_send_stream_typing_notification
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from zerver.lib.exceptions import JsonableError
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from zerver.lib.recipient_parsing import extract_direct_message_recipient_ids, extract_stream_id
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from zerver.lib.request import REQ, has_request_variables
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from zerver.lib.response import json_success
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from zerver.lib.streams import access_stream_by_id, access_stream_for_send_message
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from zerver.lib.validator import check_string_in
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from zerver.models import UserProfile
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VALID_OPERATOR_TYPES = ["start", "stop"]
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VALID_RECIPIENT_TYPES = ["direct", "stream"]
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@has_request_variables
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def send_notification_backend(
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request: HttpRequest,
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user_profile: UserProfile,
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req_type: str = REQ(
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"type", str_validator=check_string_in(VALID_RECIPIENT_TYPES), default="direct"
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),
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operator: str = REQ("op", str_validator=check_string_in(VALID_OPERATOR_TYPES)),
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notification_to: str = REQ("to"),
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topic: Optional[str] = REQ("topic", default=None),
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) -> HttpResponse:
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recipient_type_name = req_type
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if recipient_type_name == "stream":
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stream_id = extract_stream_id(notification_to)
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if topic is None:
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raise JsonableError(_("Missing topic"))
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if not user_profile.send_stream_typing_notifications:
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raise JsonableError(_("User has disabled typing notifications for stream messages"))
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# Verify that the user has access to the stream and has
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# permission to send messages to it.
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stream = access_stream_by_id(user_profile, stream_id)[0]
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access_stream_for_send_message(user_profile, stream, forwarder_user_profile=None)
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do_send_stream_typing_notification(user_profile, operator, stream, topic)
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else:
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user_ids = extract_direct_message_recipient_ids(notification_to)
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to_length = len(user_ids)
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if to_length == 0:
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raise JsonableError(_("Empty 'to' list"))
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if not user_profile.send_private_typing_notifications:
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raise JsonableError(_("User has disabled typing notifications for direct messages"))
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check_send_typing_notification(user_profile, user_ids, operator)
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return json_success(request)
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