zulip/zerver/management/commands/export_single_user.py

61 lines
2.1 KiB
Python

import os
import subprocess
import tempfile
from argparse import ArgumentParser
from typing import Any
from django.core.management.base import CommandError
from typing_extensions import override
from zerver.lib.export import do_export_user
from zerver.lib.management import ZulipBaseCommand
class Command(ZulipBaseCommand):
help = """Exports message data from a Zulip user
This command exports the message history for a single Zulip user.
Note that this only exports the user's message history and
realm-public metadata needed to understand it; it does nothing
with (for example) any bots owned by the user."""
@override
def add_arguments(self, parser: ArgumentParser) -> None:
parser.add_argument("email", metavar="<email>", help="email of user to export")
parser.add_argument(
"--output", dest="output_dir", help="Directory to write exported data to."
)
self.add_realm_args(parser)
@override
def handle(self, *args: Any, **options: Any) -> None:
realm = self.get_realm(options)
user_profile = self.get_user(options["email"], realm)
output_dir = options["output_dir"]
if output_dir is None:
output_dir = tempfile.mkdtemp(prefix="zulip-export-")
else:
output_dir = os.path.abspath(output_dir)
if os.path.exists(output_dir) and os.listdir(output_dir):
raise CommandError(
f"Refusing to overwrite nonempty directory: {output_dir}. Aborting...",
)
else:
os.makedirs(output_dir)
print(f"Exporting user {user_profile.delivery_email}")
do_export_user(user_profile, output_dir)
print(f"Finished exporting to {output_dir}; tarring")
tarball_path = output_dir.rstrip("/") + ".tar.gz"
subprocess.check_call(
[
"tar",
f"-czf{tarball_path}",
f"-C{os.path.dirname(output_dir)}",
os.path.basename(output_dir),
]
)
print(f"Tarball written to {tarball_path}")