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65 lines
2.5 KiB
Python
65 lines
2.5 KiB
Python
from datetime import timedelta
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from typing import Any
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from django.core.management.base import CommandParser
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from django.utils.timezone import now as timezone_now
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from typing_extensions import override
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from zerver.actions.message_edit import re_thumbnail
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from zerver.lib.management import ZulipBaseCommand
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from zerver.models import ArchivedMessage, Message
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class Command(ZulipBaseCommand):
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help = """Manages thumbnailing in messages."""
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@override
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def add_arguments(self, parser: CommandParser) -> None:
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self.add_realm_args(parser, required=True)
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mode = parser.add_mutually_exclusive_group(required=True)
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mode.add_argument(
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"--stuck-spinners",
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action="store_true",
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help="Attempt to re-render messages with stuck spinners",
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)
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mode.add_argument(
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"--old-images", action="store_true", help="Generate thumbnails of old images"
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)
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parser.add_argument(
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"--cutoff",
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help="Only process messages sent less than this many days ago",
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type=int,
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default=100,
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)
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@override
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def handle(self, *args: Any, **options: Any) -> None:
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realm = self.get_realm(options)
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assert realm is not None
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for message_class in (Message, ArchivedMessage):
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messages = message_class.objects.filter(
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realm_id=realm.id,
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has_image=True,
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date_sent__gt=timezone_now() - timedelta(days=options["cutoff"]),
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)
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if options.get("stuck_spinners"):
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messages = messages.filter(
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rendered_content__contains='class="image-loading-placeholder"',
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date_sent__lt=timezone_now() - timedelta(seconds=60),
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)
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else:
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messages = messages.filter(
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rendered_content__contains='<img src="/user_uploads/',
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).exclude(
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rendered_content__contains='<img src="/user_uploads/thumbnail/',
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)
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message_ids = list(messages.values_list("id", flat=True))
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print(f"Processing {len(message_ids)} {message_class.__name__} objects")
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for i, message_id in enumerate(message_ids):
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re_thumbnail(message_class, message_id, enqueue=options["old_images"])
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if (i + 1) % 100 == 0:
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print(f"Processed {i + 1}/{len(message_ids)} {message_class.__name__} objects")
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