zulip/zerver/management/commands/convert_rocketchat_data.py

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import argparse
import os
from typing import Any
from django.core.management.base import BaseCommand, CommandError, CommandParser
from zerver.data_import.rocketchat import do_convert_data
class Command(BaseCommand):
help = """Convert the Rocketchat data into Zulip data format."""
def add_arguments(self, parser: CommandParser) -> None:
dir_help = "Directory containing all the `bson` files from mongodb dump of rocketchat."
parser.add_argument(
"rocketchat_data_dir", metavar="<rocketchat data directory>", help=dir_help
)
parser.add_argument(
"--output", dest="output_dir", help="Directory to write converted data to."
)
parser.formatter_class = argparse.RawTextHelpFormatter
def handle(self, *args: Any, **options: Any) -> None:
output_dir = options["output_dir"]
if output_dir is None:
raise CommandError("You need to specify --output <output directory>")
if os.path.exists(output_dir) and not os.path.isdir(output_dir):
raise CommandError(output_dir + " is not a directory")
os.makedirs(output_dir, exist_ok=True)
if os.listdir(output_dir):
raise CommandError("Output directory should be empty!")
output_dir = os.path.realpath(output_dir)
data_dir = options["rocketchat_data_dir"]
if not os.path.exists(data_dir):
raise CommandError(f"Directory not found: '{data_dir}'")
data_dir = os.path.realpath(data_dir)
print("Converting Data ...")
do_convert_data(rocketchat_data_dir=data_dir, output_dir=output_dir)