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df001db1a9
Black 23 enforces some slightly more specific rules about empty line counts and redundant parenthesis removal, but the result is still compatible with Black 22. (This does not actually upgrade our Python environment to Black 23 yet.) Signed-off-by: Anders Kaseorg <anders@zulip.com>
129 lines
3.3 KiB
Python
129 lines
3.3 KiB
Python
import logging
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import time
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from typing import Callable, List
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from django.db import connection
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from django.db.backends.utils import CursorWrapper
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from psycopg2.sql import SQL
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from zerver.models import UserProfile
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"""
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NOTE! Be careful modifying this library, as it is used
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in a migration, and it needs to be valid for the state
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of the database that is in place when the 0104_fix_unreads
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migration runs.
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"""
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logger = logging.getLogger("zulip.fix_unreads")
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logger.setLevel(logging.WARNING)
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def update_unread_flags(cursor: CursorWrapper, user_message_ids: List[int]) -> None:
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query = SQL(
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"""
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UPDATE zerver_usermessage
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SET flags = flags | 1
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WHERE id IN %(user_message_ids)s
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"""
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)
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cursor.execute(query, {"user_message_ids": tuple(user_message_ids)})
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def get_timing(message: str, f: Callable[[], None]) -> None:
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start = time.time()
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logger.info(message)
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f()
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elapsed = time.time() - start
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logger.info("elapsed time: %.03f\n", elapsed)
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def fix_unsubscribed(cursor: CursorWrapper, user_profile: UserProfile) -> None:
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recipient_ids = []
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def find_recipients() -> None:
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query = SQL(
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"""
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SELECT
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zerver_subscription.recipient_id
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FROM
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zerver_subscription
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INNER JOIN zerver_recipient ON (
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zerver_recipient.id = zerver_subscription.recipient_id
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)
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WHERE (
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zerver_subscription.user_profile_id = %(user_profile_id)s AND
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zerver_recipient.type = 2 AND
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(NOT zerver_subscription.active)
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)
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"""
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)
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cursor.execute(query, {"user_profile_id": user_profile.id})
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rows = cursor.fetchall()
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for row in rows:
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recipient_ids.append(row[0])
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logger.info("%s", recipient_ids)
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get_timing(
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"get recipients",
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find_recipients,
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)
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if not recipient_ids:
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return
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user_message_ids = []
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def find() -> None:
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query = SQL(
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"""
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SELECT
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zerver_usermessage.id
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FROM
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zerver_usermessage
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INNER JOIN zerver_message ON (
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zerver_message.id = zerver_usermessage.message_id
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)
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WHERE (
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zerver_usermessage.user_profile_id = %(user_profile_id)s AND
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(zerver_usermessage.flags & 1) = 0 AND
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zerver_message.recipient_id in %(recipient_ids)s
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)
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"""
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)
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cursor.execute(
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query,
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{
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"user_profile_id": user_profile.id,
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"recipient_ids": tuple(recipient_ids),
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},
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)
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rows = cursor.fetchall()
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for row in rows:
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user_message_ids.append(row[0])
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logger.info("rows found: %d", len(user_message_ids))
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get_timing(
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"finding unread messages for non-active streams",
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find,
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)
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if not user_message_ids:
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return
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def fix() -> None:
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update_unread_flags(cursor, user_message_ids)
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get_timing(
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"fixing unread messages for non-active streams",
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fix,
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)
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def fix(user_profile: UserProfile) -> None:
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logger.info("\n---\nFixing %s:", user_profile.id)
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with connection.cursor() as cursor:
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fix_unsubscribed(cursor, user_profile)
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