mirror of https://github.com/zulip/zulip.git
528 lines
22 KiB
Python
Executable File
528 lines
22 KiB
Python
Executable File
import os
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import json
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import hashlib
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import sys
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import argparse
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import shutil
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import subprocess
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import re
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from django.utils.timezone import now as timezone_now
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from typing import Any, Dict, List, Tuple
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from zerver.models import UserProfile, Realm, Stream, UserMessage, \
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Subscription, Message, Recipient, DefaultStream
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from zerver.forms import check_subdomain_available
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from zerver.lib.slack_message_conversion import convert_to_zulip_markdown, \
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get_user_full_name
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# stubs
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ZerverFieldsT = Dict[str, Any]
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AddedUsersT = Dict[str, int]
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AddedChannelsT = Dict[str, int]
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AddedRecipientsT = Dict[str, int]
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def rm_tree(path: str) -> None:
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if os.path.exists(path):
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shutil.rmtree(path)
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def get_model_id(model: Any, table_name: str, sequence_increase_factor: int) -> int:
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"""
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Increases the sequence number for a given table by the amount of objects being
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imported into that table. Hence, this gives a reserved range of ids to import the converted
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slack objects into the tables.
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"""
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if model.objects.all().last():
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start_id_sequence = model.objects.all().last().id + 1
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else:
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start_id_sequence = 1
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restart_sequence_id = start_id_sequence + sequence_increase_factor
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sequence_name = table_name + '_id_Seq'
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increment_id_command = "ALTER SEQUENCE %s RESTART WITH %s" % (sequence_name,
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str(restart_sequence_id))
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os.system('echo %s | ./manage.py dbshell' % (increment_id_command))
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return start_id_sequence
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def users_to_zerver_userprofile(slack_data_dir: str, realm_id: int, timestamp: Any,
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domain_name: str) -> Tuple[List[ZerverFieldsT], AddedUsersT]:
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"""
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Returns:
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1. zerver_userprofile, which is a list of user profile
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2. added_users, which is a dictionary to map from slack user id to zulip
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user id
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"""
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print('######### IMPORTING USERS STARTED #########\n')
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users = json.load(open(slack_data_dir + '/users.json'))
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total_users = len(users)
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zerver_userprofile = []
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added_users = {}
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user_id_count = get_model_id(UserProfile, 'zerver_userprofile', total_users)
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for user in users:
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slack_user_id = user['id']
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profile = user['profile']
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DESKTOP_NOTIFICATION = True
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# email
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if 'email' not in profile:
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email = (hashlib.sha256(user['real_name'].encode()).hexdigest() +
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"@%s" % (domain_name))
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else:
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email = profile['email']
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# avatar
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# ref: https://chat.zulip.org/help/change-your-avatar
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avatar_source = 'U'
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if 'gravatar.com' in profile['image_32']:
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# use the avatar from gravatar
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avatar_source = 'G'
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# timezone
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_default_timezone = "America/New_York"
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timezone = user.get("tz", _default_timezone)
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if timezone is None or '/' not in timezone:
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timezone = _default_timezone
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userprofile = dict(
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enable_desktop_notifications=DESKTOP_NOTIFICATION,
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is_staff=user.get('is_admin', False),
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avatar_source=avatar_source,
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is_bot=user.get('is_bot', False),
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avatar_version=1,
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default_desktop_notifications=True,
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timezone=timezone,
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default_sending_stream=None,
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enable_offline_email_notifications=True,
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user_permissions=[], # This is Zulip-specific
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is_mirror_dummy=False,
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pointer=-1,
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default_events_register_stream=None,
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is_realm_admin=user.get('is_owner', False),
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# invites_granted=0, # TODO
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enter_sends=True,
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bot_type=1 if user.get('is_bot', False) else None,
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enable_stream_sounds=False,
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is_api_super_user=False,
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rate_limits="",
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last_login=timestamp,
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tos_version=None,
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default_all_public_streams=False,
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full_name=get_user_full_name(user),
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twenty_four_hour_time=False,
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groups=[], # This is Zulip-specific
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enable_online_push_notifications=False,
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alert_words="[]",
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bot_owner=None, # This is Zulip-specific
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short_name=user['name'],
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enable_offline_push_notifications=True,
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left_side_userlist=False,
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enable_stream_desktop_notifications=False,
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enable_digest_emails=True,
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last_pointer_updater="",
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email=email,
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date_joined=timestamp,
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last_reminder=timestamp,
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is_superuser=False,
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tutorial_status="T",
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default_language="en",
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enable_sounds=True,
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pm_content_in_desktop_notifications=True,
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is_active=not user['deleted'],
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onboarding_steps="[]",
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emojiset="google",
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realm=realm_id,
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# invites_used=0, # TODO
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id=user_id_count)
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# TODO map the avatar
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# zerver auto-infer the url from Gravatar instead of from a specified
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# url; zerver.lib.avatar needs to be patched
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# profile['image_32'], Slack has 24, 32, 48, 72, 192, 512 size range
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zerver_userprofile.append(userprofile)
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added_users[slack_user_id] = user_id_count
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user_id_count += 1
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print(u"{} -> {}\nCreated\n".format(user['name'], userprofile['email']))
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print('######### IMPORTING USERS FINISHED #########\n')
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return zerver_userprofile, added_users
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def channels_to_zerver_stream(slack_data_dir: str, realm_id: int, added_users: AddedUsersT,
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zerver_userprofile: List[ZerverFieldsT]) -> Tuple[List[ZerverFieldsT],
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List[ZerverFieldsT],
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AddedChannelsT,
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List[ZerverFieldsT],
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List[ZerverFieldsT],
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AddedRecipientsT]:
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"""
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Returns:
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1. zerver_defaultstream, which is a list of the default streams
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2. zerver_stream, while is a list of all streams
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3. added_channels, which is a dictionary to map from channel name to zulip stream_id
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4. zerver_subscription, which is a list of the subscriptions
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5. zerver_recipient, which is a list of the recipients
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"""
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print('######### IMPORTING CHANNELS STARTED #########\n')
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channels = json.load(open(slack_data_dir + '/channels.json'))
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added_channels = {}
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added_recipient = {}
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zerver_stream = []
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zerver_subscription = []
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zerver_recipient = []
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zerver_defaultstream = []
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# Pre-compute all the total number of ids to fastword the ids in active db
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total_channels = len(channels)
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total_users = len(zerver_userprofile)
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total_recipients = total_channels + total_users
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total_subscription = total_users
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for channel in channels:
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for member in channel['members']:
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total_subscription += 1
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stream_id_count = get_model_id(Stream, 'zerver_stream', total_users)
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subscription_id_count = get_model_id(Subscription, 'zerver_subscription', total_subscription)
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recipient_id_count = get_model_id(Recipient, 'zerver_recipient', total_recipients)
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for channel in channels:
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# slack_channel_id = channel['id']
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# map Slack's topic and purpose content into Zulip's stream description.
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# WARN This mapping is lossy since the topic.creator, topic.last_set,
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# purpose.creator, purpose.last_set fields are not preserved.
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description = "topic: {}\npurpose: {}".format(channel["topic"]["value"],
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channel["purpose"]["value"])
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# construct the stream object and append it to zerver_stream
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stream = dict(
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realm=realm_id,
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name=channel["name"],
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deactivated=channel["is_archived"],
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description=description,
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invite_only=not channel["is_general"],
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date_created=float(channel["created"]),
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id=stream_id_count)
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if channel["name"] == "general":
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defaultstream = dict(
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stream=stream_id_count,
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realm=realm_id,
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id=get_model_id(DefaultStream, 'zerver_defaultstream', 1))
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zerver_defaultstream.append(defaultstream)
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zerver_stream.append(stream)
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added_channels[stream['name']] = stream_id_count
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# construct the recipient object and append it to zerver_recipient
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# type 1: private
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# type 2: stream
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# type 3: huddle
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recipient = dict(
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type_id=stream_id_count,
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id=recipient_id_count,
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type=2)
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zerver_recipient.append(recipient)
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added_recipient[stream['name']] = recipient_id_count
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# TOODO add recipients for private message and huddles
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# construct the subscription object and append it to zerver_subscription
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for member in channel['members']:
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sub = dict(
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recipient=recipient_id_count,
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notifications=False,
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color="#c2c2c2",
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desktop_notifications=True,
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pin_to_top=False,
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in_home_view=True,
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active=True,
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user_profile=added_users[member],
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id=subscription_id_count)
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# The recipient is a stream for stream-readable message.
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# proof : https://github.com/zulip/zulip/blob/master/zerver/views/messages.py#L240 &
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# https://github.com/zulip/zulip/blob/master/zerver/views/messages.py#L324
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zerver_subscription.append(sub)
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subscription_id_count += 1
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# TOODO add zerver_subscription which correspond to
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# huddles type recipient
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# For huddles:
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# sub['recipient']=recipient['id'] where recipient['type_id']=added_users[member]
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# TOODO do private message subscriptions between each users have to
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# be generated from scratch?
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stream_id_count += 1
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recipient_id_count += 1
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print(u"{} -> created\n".format(channel['name']))
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# TODO map Slack's pins to Zulip's stars
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# There is the security model that Slack's pins are known to the team owner
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# as evident from where it is stored at (channels)
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# "pins": [
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# {
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# "id": "1444755381.000003",
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# "type": "C",
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# "user": "U061A5N1G",
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# "owner": "U061A5N1G",
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# "created": "1444755463"
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# }
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# ],
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for user in zerver_userprofile:
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zulip_user_id = user['id']
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# this maps the recipients and subscriptions
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# related to private messages
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recipient = dict(
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type_id=zulip_user_id,
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id=recipient_id_count,
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type=1)
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zerver_recipient.append(recipient)
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sub = dict(
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recipient=recipient_id_count,
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notifications=False,
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color="#c2c2c2",
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desktop_notifications=True,
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pin_to_top=False,
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in_home_view=True,
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active=True,
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user_profile=zulip_user_id,
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id=subscription_id_count)
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zerver_subscription.append(sub)
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subscription_id_count += 1
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recipient_id_count += 1
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print('######### IMPORTING STREAMS FINISHED #########\n')
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return zerver_defaultstream, zerver_stream, added_channels, zerver_subscription, \
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zerver_recipient, added_recipient
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def get_total_messages_and_usermessages(slack_data_dir: str, channel: str,
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zerver_userprofile: List[ZerverFieldsT],
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zerver_subscription: List[ZerverFieldsT],
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added_recipient: AddedRecipientsT) -> Tuple[int, int]:
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"""
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Returns:
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1. message_id, which is total number of messages
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2. usermessage_id, which is total number of usermessages
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"""
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json_names = os.listdir(slack_data_dir + '/' + channel)
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total_messages = 0
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total_usermessages = 0
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for json_name in json_names:
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messages = json.load(open(slack_data_dir + '/%s/%s' % (channel, json_name)))
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for message in messages:
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if 'subtype' in message.keys():
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subtype = message['subtype']
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if subtype in ["channel_join", "channel_leave", "channel_name"]:
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continue
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for subscription in zerver_subscription:
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if subscription['recipient'] == added_recipient[channel]:
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total_usermessages += 1
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total_messages += 1
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return total_messages, total_usermessages
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def channel_message_to_zerver_message(constants: List[Any], channel: str,
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added_users: AddedUsersT, added_recipient: AddedRecipientsT,
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zerver_userprofile: List[ZerverFieldsT],
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zerver_subscription: List[ZerverFieldsT],
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ids: List[int]) -> Tuple[List[ZerverFieldsT],
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List[ZerverFieldsT]]:
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"""
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Returns:
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1. zerver_message, which is a list of the messages
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2. zerver_usermessage, which is a list of the usermessages
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"""
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slack_data_dir, REALM_ID = constants
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message_id, usermessage_id = ids
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json_names = os.listdir(slack_data_dir + '/' + channel)
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users = json.load(open(slack_data_dir + '/users.json'))
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zerver_message = []
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zerver_usermessage = []
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for json_name in json_names:
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messages = json.load(open(slack_data_dir + '/%s/%s' % (channel, json_name)))
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for message in messages:
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has_attachment = False
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content, mentioned_users_id, has_link = convert_to_zulip_markdown(message['text'],
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users,
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added_users)
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rendered_content = None
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if 'subtype' in message.keys():
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subtype = message['subtype']
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if subtype in ["channel_join", "channel_leave", "channel_name"]:
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continue
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try:
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user = message.get('user', message['file']['user'])
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except KeyError:
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user = message['user']
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recipient_id = added_recipient[channel]
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# construct message
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zulip_message = dict(
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sending_client=1,
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rendered_content_version=1, # This is Zulip-specific
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has_image=message.get('has_image', False),
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subject=channel, # This is Zulip-specific
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pub_date=float(message['ts']),
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id=message_id,
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has_attachment=has_attachment, # attachment will be posted in the subsequent message;
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# this is how Slack does it, i.e. less like email
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edit_history=None,
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sender=added_users[user], # map slack id to zulip id
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content=content,
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rendered_content=rendered_content, # slack doesn't cache this
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recipient=recipient_id,
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last_edit_time=None,
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has_link=has_link)
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zerver_message.append(zulip_message)
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# construct usermessages
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for subscription in zerver_subscription:
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if subscription['recipient'] == recipient_id:
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flags_mask = 1 # For read
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if subscription['user_profile'] in mentioned_users_id:
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flags_mask = 9 # For read and mentioned
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usermessage = dict(
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user_profile=subscription['user_profile'],
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id=usermessage_id,
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flags_mask=flags_mask,
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message=zulip_message['id'])
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usermessage_id += 1
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zerver_usermessage.append(usermessage)
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message_id += 1
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return zerver_message, zerver_usermessage
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def do_convert_data(slack_zip_file: str, realm_subdomain: str, output_dir: str) -> None:
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check_subdomain_available(realm_subdomain)
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slack_data_dir = slack_zip_file.replace('.zip', '')
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if not os.path.exists(slack_data_dir):
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os.makedirs(slack_data_dir)
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subprocess.check_call(['unzip', '-q', slack_zip_file, '-d', slack_data_dir])
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# with zipfile.ZipFile(slack_zip_file, 'r') as zip_ref:
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# zip_ref.extractall(slack_data_dir)
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# TODO fetch realm config from zulip config
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DOMAIN_NAME = "zulipchat.com"
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REALM_ID = get_model_id(Realm, 'zerver_realm', 1)
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NOW = float(timezone_now().timestamp())
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script_path = os.path.dirname(os.path.abspath(__file__)) + '/'
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fixtures_path = script_path + '../fixtures/'
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zerver_realm_skeleton = json.load(open(fixtures_path + 'zerver_realm_skeleton.json'))
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zerver_realm_skeleton[0]['id'] = REALM_ID
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zerver_realm_skeleton[0]['string_id'] = realm_subdomain # subdomain / short_name of realm
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zerver_realm_skeleton[0]['name'] = realm_subdomain
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zerver_realm_skeleton[0]['date_created'] = NOW
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realm = dict(zerver_client=[{"name": "populate_db", "id": 1},
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{"name": "website", "id": 2},
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{"name": "API", "id": 3}],
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zerver_userpresence=[], # shows last logged in data, which is not available in slack
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zerver_userprofile_mirrordummy=[],
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zerver_realmdomain=[{"realm": REALM_ID,
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"allow_subdomains": False,
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"domain": DOMAIN_NAME,
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"id": REALM_ID}],
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zerver_useractivity=[],
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zerver_realm=zerver_realm_skeleton,
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zerver_huddle=[],
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zerver_userprofile_crossrealm=[],
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zerver_useractivityinterval=[],
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zerver_realmfilter=[],
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zerver_realmemoji=[])
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zerver_userprofile, added_users = users_to_zerver_userprofile(slack_data_dir,
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REALM_ID,
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int(NOW),
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DOMAIN_NAME)
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realm['zerver_userprofile'] = zerver_userprofile
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channels_to_zerver_stream_fields = channels_to_zerver_stream(slack_data_dir,
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REALM_ID,
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added_users,
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zerver_userprofile)
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# See https://zulipchat.com/help/set-default-streams-for-new-users
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# for documentation on zerver_defaultstream
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realm['zerver_defaultstream'] = channels_to_zerver_stream_fields[0]
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realm['zerver_stream'] = channels_to_zerver_stream_fields[1]
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realm['zerver_subscription'] = channels_to_zerver_stream_fields[3]
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realm['zerver_recipient'] = channels_to_zerver_stream_fields[4]
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added_channels = channels_to_zerver_stream_fields[2]
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added_recipient = channels_to_zerver_stream_fields[5]
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# IO realm.json
|
|
realm_file = output_dir + '/realm.json'
|
|
json.dump(realm, open(realm_file, 'w'))
|
|
|
|
# now for message.json
|
|
message_json = {}
|
|
zerver_message = [] # type: List[ZerverFieldsT]
|
|
zerver_usermessage = [] # type: List[ZerverFieldsT]
|
|
zerver_attachment = [] # type: List[ZerverFieldsT]
|
|
|
|
print('######### IMPORTING MESSAGES STARTED #########\n')
|
|
# To pre-compute the total number of messages and usermessages
|
|
total_messages = 0
|
|
total_usermessages = 0
|
|
for channel in added_channels.keys():
|
|
tm, tum = get_total_messages_and_usermessages(slack_data_dir, channel,
|
|
zerver_userprofile,
|
|
realm['zerver_subscription'],
|
|
added_recipient)
|
|
total_messages += tm
|
|
total_usermessages += tum
|
|
message_id_count = get_model_id(Message, 'zerver_message', total_messages)
|
|
usermessage_id_count = get_model_id(UserMessage, 'zerver_usermessage', total_usermessages)
|
|
|
|
constants = [slack_data_dir, REALM_ID]
|
|
for channel in added_channels.keys():
|
|
message_id = len(zerver_message) + message_id_count # For the id of the messages
|
|
usermessage_id = len(zerver_usermessage) + usermessage_id_count
|
|
id_list = [message_id, usermessage_id]
|
|
zm, zum = channel_message_to_zerver_message(constants, channel,
|
|
added_users, added_recipient,
|
|
zerver_userprofile,
|
|
realm['zerver_subscription'],
|
|
id_list)
|
|
zerver_message += zm
|
|
zerver_usermessage += zum
|
|
print('######### IMPORTING MESSAGES FINISHED #########\n')
|
|
|
|
message_json['zerver_message'] = zerver_message
|
|
message_json['zerver_usermessage'] = zerver_usermessage
|
|
# IO message.json
|
|
message_file = output_dir + '/messages-000001.json'
|
|
json.dump(message_json, open(message_file, 'w'))
|
|
|
|
# IO avatar records
|
|
avatar_records_file = output_dir + '/avatars/records.json'
|
|
os.makedirs(output_dir + '/avatars', exist_ok=True)
|
|
json.dump([], open(avatar_records_file, 'w'))
|
|
|
|
# IO uploads TODO
|
|
uploads_records_file = output_dir + '/uploads/records.json'
|
|
os.makedirs(output_dir + '/uploads', exist_ok=True)
|
|
json.dump([], open(uploads_records_file, 'w'))
|
|
|
|
# IO attachments
|
|
attachment_file = output_dir + '/attachment.json'
|
|
attachment = {"zerver_attachment": zerver_attachment}
|
|
json.dump(attachment, open(attachment_file, 'w'))
|
|
|
|
# remove slack dir
|
|
rm_tree(slack_data_dir)
|
|
subprocess.check_call(["tar", "-czf", output_dir + '.tar.gz', output_dir, '-P'])
|
|
|
|
print('######### DATA CONVERSION FINISHED #########\n')
|
|
print("Zulip data dump created at %s" % (output_dir))
|
|
sys.exit(0)
|