mirror of https://github.com/zulip/zulip.git
2256 lines
99 KiB
Python
2256 lines
99 KiB
Python
from __future__ import absolute_import
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from django.conf import settings
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from django.core import validators
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from django.contrib.sessions.models import Session
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from zerver.lib.context_managers import lockfile
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from zerver.models import Realm, RealmEmoji, Stream, UserProfile, UserActivity, \
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Subscription, Recipient, Message, UserMessage, valid_stream_name, \
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DefaultStream, UserPresence, Referral, MAX_SUBJECT_LENGTH, \
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MAX_MESSAGE_LENGTH, get_client, get_stream, get_recipient, get_huddle, \
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get_user_profile_by_id, PreregistrationUser, get_display_recipient, \
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to_dict_cache_key, get_realm, stringify_message_dict, bulk_get_recipients, \
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email_to_domain, email_to_username, display_recipient_cache_key, \
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get_stream_cache_key, to_dict_cache_key_id, is_super_user, \
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UserActivityInterval, get_active_user_dicts_in_realm, RealmAlias, \
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ScheduledJob
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from django.db import transaction, IntegrityError
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from django.db.models import F, Q
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from django.core.exceptions import ValidationError
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from django.utils.importlib import import_module
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from django.template import loader
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from django.core.mail import EmailMultiAlternatives, EmailMessage
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from django.utils.timezone import now
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from confirmation.models import Confirmation
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session_engine = import_module(settings.SESSION_ENGINE)
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from zerver.lib.initial_password import initial_password
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from zerver.lib.timestamp import timestamp_to_datetime, datetime_to_timestamp
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from zerver.lib.cache_helpers import cache_save_message
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from zerver.lib.queue import queue_json_publish
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from django.utils import timezone
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from zerver.lib.create_user import create_user
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from zerver.lib import bugdown
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from zerver.lib.cache import cache_with_key, cache_set, \
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user_profile_by_email_cache_key, cache_set_many, \
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cache_delete, cache_delete_many, message_cache_key
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from zerver.decorator import get_user_profile_by_email, json_to_list, JsonableError, \
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statsd_increment, uses_mandrill
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from zerver.lib.event_queue import request_event_queue, get_user_events
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from zerver.lib.utils import log_statsd_event, statsd
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from zerver.lib.html_diff import highlight_html_differences
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from zerver.lib.alert_words import user_alert_words, add_user_alert_words, \
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remove_user_alert_words, set_user_alert_words
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from zerver.lib.push_notifications import num_push_devices_for_user, send_apple_push_notification
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from zerver import tornado_callbacks
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import DNS
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import ujson
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import time
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import traceback
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import re
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import datetime
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import os
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import platform
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import logging
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from collections import defaultdict
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import urllib
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import subprocess
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# Store an event in the log for re-importing messages
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def log_event(event):
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if settings.EVENT_LOG_DIR is None:
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return
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if "timestamp" not in event:
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event["timestamp"] = time.time()
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if not os.path.exists(settings.EVENT_LOG_DIR):
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os.mkdir(settings.EVENT_LOG_DIR)
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template = os.path.join(settings.EVENT_LOG_DIR,
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'%s.' + platform.node()
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+ datetime.datetime.now().strftime('.%Y-%m-%d'))
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with lockfile(template % ('lock',)):
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with open(template % ('events',), 'a') as log:
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log.write(ujson.dumps(event) + '\n')
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def active_user_ids(realm):
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return [userdict['id'] for userdict in get_active_user_dicts_in_realm(realm)]
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def notify_created_user(user_profile):
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notice = dict(event=dict(type="realm_user", op="add",
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person=dict(email=user_profile.email,
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full_name=user_profile.full_name,
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is_bot=user_profile.is_bot,
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)),
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users=active_user_ids(user_profile.realm))
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tornado_callbacks.send_notification(notice)
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def do_create_user(email, password, realm, full_name, short_name,
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active=True, bot=False, bot_owner=None,
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avatar_source=UserProfile.AVATAR_FROM_GRAVATAR):
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event = {'type': 'user_created',
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'timestamp': time.time(),
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'full_name': full_name,
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'short_name': short_name,
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'user': email,
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'domain': realm.domain,
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'bot': bot}
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if bot:
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event['bot_owner'] = bot_owner.email
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log_event(event)
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user_profile = create_user(email, password, realm, full_name, short_name,
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active, bot, bot_owner, avatar_source)
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notify_created_user(user_profile)
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return user_profile
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def user_sessions(user_profile):
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return [s for s in Session.objects.all()
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if s.get_decoded().get('_auth_user_id') == user_profile.id]
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def delete_session(session):
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return session_engine.SessionStore(session.session_key).delete()
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def delete_user_sessions(user_profile):
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for session in Session.objects.all():
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if session.get_decoded().get('_auth_user_id') == user_profile.id:
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delete_session(session)
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def delete_realm_user_sessions(realm):
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realm_user_ids = [user_profile.id for user_profile in
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UserProfile.objects.filter(realm=realm)]
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for session in Session.objects.filter(expire_date__gte=datetime.datetime.now()):
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if session.get_decoded().get('_auth_user_id') in realm_user_ids:
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delete_session(session)
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def delete_all_user_sessions():
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for session in Session.objects.all():
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delete_session(session)
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def do_deactivate_user(user_profile, log=True, _cascade=True):
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if not user_profile.is_active:
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return
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user_profile.is_active = False;
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user_profile.save(update_fields=["is_active"])
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delete_user_sessions(user_profile)
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if log:
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log_event({'type': 'user_deactivated',
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'timestamp': time.time(),
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'user': user_profile.email,
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'domain': user_profile.realm.domain})
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notice = dict(event=dict(type="realm_user", op="remove",
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person=dict(email=user_profile.email,
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full_name=user_profile.full_name)),
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users=active_user_ids(user_profile.realm))
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tornado_callbacks.send_notification(notice)
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if _cascade:
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bot_profiles = UserProfile.objects.filter(is_bot=True, is_active=True,
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bot_owner=user_profile)
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for profile in bot_profiles:
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do_deactivate_user(profile, _cascade=False)
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def do_change_user_email(user_profile, new_email):
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old_email = user_profile.email
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user_profile.email = new_email
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user_profile.save(update_fields=["email"])
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log_event({'type': 'user_email_changed',
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'old_email': old_email,
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'new_email': new_email})
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def compute_irc_user_fullname(email):
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return email.split("@")[0] + " (IRC)"
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def compute_jabber_user_fullname(email):
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return email.split("@")[0] + " (XMPP)"
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def compute_mit_user_fullname(email):
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try:
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# Input is either e.g. starnine@mit.edu or user|CROSSREALM.INVALID@mit.edu
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match_user = re.match(r'^([a-zA-Z0-9_.-]+)(\|.+)?@mit\.edu$', email.lower())
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if match_user and match_user.group(2) is None:
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answer = DNS.dnslookup(
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"%s.passwd.ns.athena.mit.edu" % (match_user.group(1),),
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DNS.Type.TXT)
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hesiod_name = answer[0][0].split(':')[4].split(',')[0].strip()
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if hesiod_name != "":
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return hesiod_name
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elif match_user:
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return match_user.group(1).lower() + "@" + match_user.group(2).upper()[1:]
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except DNS.Base.ServerError:
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pass
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except:
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print ("Error getting fullname for %s:" % (email,))
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traceback.print_exc()
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return email.lower()
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@cache_with_key(lambda realm, email, f: user_profile_by_email_cache_key(email),
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timeout=3600*24*7)
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def create_mirror_user_if_needed(realm, email, email_to_fullname):
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try:
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return get_user_profile_by_email(email)
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except UserProfile.DoesNotExist:
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try:
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# Forge a user for this person
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return create_user(email, initial_password(email), realm,
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email_to_fullname(email), email_to_username(email),
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active=False)
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except IntegrityError:
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return get_user_profile_by_email(email)
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def log_message(message):
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if not message.sending_client.name.startswith("test:"):
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log_event(message.to_log_dict())
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# Helper function. Defaults here are overriden by those set in do_send_messages
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def do_send_message(message, rendered_content = None, no_log = False, stream = None):
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return do_send_messages([{'message': message,
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'rendered_content': rendered_content,
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'no_log': no_log,
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'stream': stream}])[0]
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def do_send_messages(messages):
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# Filter out messages which didn't pass internal_prep_message properly
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messages = [message for message in messages if message is not None]
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# Filter out zephyr mirror anomalies where the message was already sent
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already_sent_ids = []
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new_messages = []
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for message in messages:
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if isinstance(message['message'], int):
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already_sent_ids.append(message['message'])
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else:
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new_messages.append(message)
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messages = new_messages
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# For consistency, changes to the default values for these gets should also be applied
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# to the default args in do_send_message
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for message in messages:
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message['rendered_content'] = message.get('rendered_content', None)
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message['no_log'] = message.get('no_log', False)
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message['stream'] = message.get('stream', None)
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# Log the message to our message log for populate_db to refill
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for message in messages:
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if not message['no_log']:
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log_message(message['message'])
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for message in messages:
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if message['message'].recipient.type == Recipient.PERSONAL:
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message['recipients'] = list(set([get_user_profile_by_id(message['message'].recipient.type_id),
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get_user_profile_by_id(message['message'].sender_id)]))
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# For personals, you send out either 1 or 2 copies of the message, for
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# personals to yourself or to someone else, respectively.
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assert((len(message['recipients']) == 1) or (len(message['recipients']) == 2))
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elif (message['message'].recipient.type == Recipient.STREAM or
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message['message'].recipient.type == Recipient.HUDDLE):
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# We use select_related()/only() here, while the PERSONAL case above uses
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# get_user_profile_by_id() to get UserProfile objects from cache. Streams will
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# typically have more recipients than PMs, so get_user_profile_by_id() would be
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# a bit more expensive here, given that we need to hit the DB anyway and only
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# care about the email from the user profile.
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fields = [
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'user_profile__id',
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'user_profile__email',
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'user_profile__is_active'
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]
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query = Subscription.objects.select_related("user_profile").only(*fields).filter(
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recipient=message['message'].recipient, active=True)
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message['recipients'] = [s.user_profile for s in query]
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else:
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raise ValueError('Bad recipient type')
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message['message'].maybe_render_content(None)
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# Save the message receipts in the database
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user_message_flags = defaultdict(dict)
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with transaction.commit_on_success():
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Message.objects.bulk_create([message['message'] for message in messages])
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ums = []
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for message in messages:
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ums_to_create = [UserMessage(user_profile=user_profile, message=message['message'])
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for user_profile in message['recipients']
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if user_profile.is_active]
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# These properties on the Message are set via
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# Message.render_markdown by code in the bugdown inline patterns
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wildcard = message['message'].mentions_wildcard
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mentioned_ids = message['message'].mentions_user_ids
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ids_with_alert_words = message['message'].user_ids_with_alert_words
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for um in ums_to_create:
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sent_by_human = (message['message'].sending_client.name.lower() in \
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['website', 'iphone', 'android']) or \
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('desktop app' in message['message'].sending_client.name.lower())
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if um.user_profile.id == message['message'].sender.id and sent_by_human:
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um.flags |= UserMessage.flags.read
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if wildcard:
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um.flags |= UserMessage.flags.wildcard_mentioned
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if um.user_profile_id in mentioned_ids:
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um.flags |= UserMessage.flags.mentioned
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if um.user_profile_id in ids_with_alert_words:
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um.flags |= UserMessage.flags.has_alert_word
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user_message_flags[message['message'].id][um.user_profile_id] = um.flags_list()
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ums.extend(ums_to_create)
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UserMessage.objects.bulk_create(ums)
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for message in messages:
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cache_save_message(message['message'])
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# Render Markdown etc. here and store (automatically) in
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# memcached, so that the single-threaded Tornado server
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# doesn't have to.
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message['message'].to_dict(apply_markdown=True)
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message['message'].to_dict(apply_markdown=False)
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user_flags = user_message_flags.get(message['message'].id, {})
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sender = message['message'].sender
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recipient_emails = [user.email for user in message['recipients']]
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user_presences = get_status_dict(sender)
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presences = {}
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for email in recipient_emails:
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if email in user_presences:
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presences[email] = user_presences[email]
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data = dict(
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type = 'new_message',
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message = message['message'].id,
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presences = presences,
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users = [{'id': user.id, 'flags': user_flags.get(user.id, [])}
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for user in message['recipients']])
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if message['message'].recipient.type == Recipient.STREAM:
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# Note: This is where authorization for single-stream
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# get_updates happens! We only attach stream data to the
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# notify new_message request if it's a public stream,
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# ensuring that in the tornado server, non-public stream
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# messages are only associated to their subscribed users.
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if message['stream'] is None:
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message['stream'] = Stream.objects.select_related("realm").get(id=message['message'].recipient.type_id)
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if message['stream'].is_public():
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data['realm_id'] = message['stream'].realm.id
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data['stream_name'] = message['stream'].name
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if message['stream'].invite_only:
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data['invite_only'] = True
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tornado_callbacks.send_notification(data)
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if (settings.ENABLE_FEEDBACK and
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message['message'].recipient.type == Recipient.PERSONAL and
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settings.FEEDBACK_BOT in [up.email for up in message['recipients']]):
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queue_json_publish(
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'feedback_messages',
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message['message'].to_dict(apply_markdown=False),
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lambda x: None
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)
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# Note that this does not preserve the order of message ids
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# returned. In practice, this shouldn't matter, as we only
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# mirror single zephyr messages at a time and don't otherwise
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# intermingle sending zephyr messages with other messages.
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return already_sent_ids + [message['message'].id for message in messages]
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def do_create_stream(realm, stream_name):
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# This is used by a management command now, mostly to facilitate testing. It
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# doesn't simulate every single aspect of creating a subscription; for example,
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# we don't send Zulips to users to tell them they have been subscribed.
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stream = Stream()
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stream.realm = realm
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stream.name = stream_name
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stream.save()
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Recipient.objects.create(type_id=stream.id, type=Recipient.STREAM)
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subscribers = UserProfile.objects.filter(realm=realm, is_active=True, is_bot=False)
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bulk_add_subscriptions([stream], subscribers)
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def create_stream_if_needed(realm, stream_name, invite_only=False):
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(stream, created) = Stream.objects.get_or_create(
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realm=realm, name__iexact=stream_name,
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defaults={'name': stream_name, 'invite_only': invite_only})
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if created:
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Recipient.objects.create(type_id=stream.id, type=Recipient.STREAM)
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return stream, created
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def recipient_for_emails(emails, not_forged_mirror_message,
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user_profile, sender):
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recipient_profile_ids = set()
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for email in emails:
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try:
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recipient_profile_ids.add(get_user_profile_by_email(email).id)
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except UserProfile.DoesNotExist:
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raise ValidationError("Invalid email '%s'" % (email,))
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|
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if not_forged_mirror_message and user_profile.id not in recipient_profile_ids:
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raise ValidationError("User not authorized for this query")
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|
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# If the private message is just between the sender and
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# another person, force it to be a personal internally
|
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if (len(recipient_profile_ids) == 2
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and sender.id in recipient_profile_ids):
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recipient_profile_ids.remove(sender.id)
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|
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if len(recipient_profile_ids) > 1:
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# Make sure the sender is included in huddle messages
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recipient_profile_ids.add(sender.id)
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huddle = get_huddle(list(recipient_profile_ids))
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return get_recipient(Recipient.HUDDLE, huddle.id)
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else:
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return get_recipient(Recipient.PERSONAL, list(recipient_profile_ids)[0])
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|
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def already_sent_mirrored_message_id(message):
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if message.recipient.type == Recipient.HUDDLE:
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# For huddle messages, we use a 10-second window because the
|
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# timestamps aren't guaranteed to actually match between two
|
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# copies of the same message.
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time_window = datetime.timedelta(seconds=10)
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else:
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time_window = datetime.timedelta(seconds=0)
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messages = Message.objects.filter(
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sender=message.sender,
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recipient=message.recipient,
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content=message.content,
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subject=message.subject,
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sending_client=message.sending_client,
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pub_date__gte=message.pub_date - time_window,
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pub_date__lte=message.pub_date + time_window)
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|
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if messages.exists():
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return messages[0].id
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return None
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|
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def extract_recipients(raw_recipients):
|
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try:
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recipients = json_to_list(raw_recipients)
|
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except ValueError:
|
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recipients = [raw_recipients]
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|
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# Strip recipients, and then remove any duplicates and any that
|
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# are the empty string after being stripped.
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recipients = [recipient.strip() for recipient in recipients]
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return list(set(recipient for recipient in recipients if recipient))
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|
|
# check_send_message:
|
|
# Returns the id of the sent message. Has same argspec as check_message.
|
|
def check_send_message(*args, **kwargs):
|
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message = check_message(*args, **kwargs)
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return do_send_messages([message])[0]
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|
|
def check_stream_name(stream_name):
|
|
if stream_name == "":
|
|
raise JsonableError("Stream can't be empty")
|
|
if len(stream_name) > Stream.MAX_NAME_LENGTH:
|
|
raise JsonableError("Stream name too long")
|
|
if not valid_stream_name(stream_name):
|
|
raise JsonableError("Invalid stream name")
|
|
|
|
def send_pm_if_empty_stream(sender, stream, stream_name):
|
|
if sender.realm.domain == 'mit.edu':
|
|
return
|
|
|
|
if sender.is_bot and sender.bot_owner is not None:
|
|
if stream:
|
|
num_subscribers = stream.num_subscribers()
|
|
|
|
if stream is None or num_subscribers == 0:
|
|
# Warn a bot's owner if they are sending a message to a stream
|
|
# that does not exist, or has no subscribers
|
|
# We warn the user once every 5 minutes to avoid a flood of
|
|
# PMs on a misconfigured integration, re-using the
|
|
# UserProfile.last_reminder field, which is not used for bots.
|
|
last_reminder = sender.last_reminder_tzaware()
|
|
waitperiod = datetime.timedelta(minutes=UserProfile.BOT_OWNER_STREAM_ALERT_WAITPERIOD)
|
|
if not last_reminder or timezone.now() - last_reminder > waitperiod:
|
|
if stream is None:
|
|
error_msg = "that stream does not yet exist. To create it, "
|
|
elif num_subscribers == 0:
|
|
error_msg = "there are no subscribers to that stream. To join it, "
|
|
|
|
content = ("Hi there! We thought you'd like to know that your bot **%s** just "
|
|
"tried to send a message to stream `%s`, but %s"
|
|
"click the gear in the left-side stream list." %
|
|
(sender.full_name, stream_name, error_msg))
|
|
message = internal_prep_message(settings.NOTIFICATION_BOT, "private",
|
|
sender.bot_owner.email, "", content)
|
|
do_send_messages([message])
|
|
|
|
sender.last_reminder = timezone.now()
|
|
sender.save(update_fields=['last_reminder'])
|
|
|
|
# check_message:
|
|
# Returns message ready for sending with do_send_message on success or the error message (string) on error.
|
|
def check_message(sender, client, message_type_name, message_to,
|
|
subject_name, message_content, realm=None, forged=False,
|
|
forged_timestamp=None, forwarder_user_profile=None):
|
|
stream = None
|
|
if len(message_to) == 0:
|
|
raise JsonableError("Message must have recipients")
|
|
if len(message_content) > MAX_MESSAGE_LENGTH:
|
|
raise JsonableError("Message too long")
|
|
if len(message_content.strip()) == 0:
|
|
raise JsonableError("Message must not be empty")
|
|
|
|
if realm is None:
|
|
realm = sender.realm
|
|
|
|
if message_type_name == 'stream':
|
|
if len(message_to) > 1:
|
|
raise JsonableError("Cannot send to multiple streams")
|
|
|
|
stream_name = message_to[0].strip()
|
|
check_stream_name(stream_name)
|
|
|
|
if subject_name is None:
|
|
raise JsonableError("Missing topic")
|
|
subject = subject_name.strip()
|
|
if subject == "":
|
|
raise JsonableError("Topic can't be empty")
|
|
if len(subject) > MAX_SUBJECT_LENGTH:
|
|
raise JsonableError("Topic too long")
|
|
## FIXME: Commented out temporarily while we figure out what we want
|
|
# if not valid_stream_name(subject):
|
|
# return json_error("Invalid subject name")
|
|
|
|
stream = get_stream(stream_name, realm)
|
|
|
|
send_pm_if_empty_stream(sender, stream, stream_name)
|
|
|
|
if stream is None:
|
|
raise JsonableError("Stream does not exist")
|
|
recipient = get_recipient(Recipient.STREAM, stream.id)
|
|
|
|
if not stream.invite_only:
|
|
# This is a public stream
|
|
pass
|
|
elif subscribed_to_stream(sender, stream):
|
|
# Or it is private, but your are subscribed
|
|
pass
|
|
elif is_super_user(sender) or is_super_user(forwarder_user_profile):
|
|
# Or this request is being done on behalf of a super user
|
|
pass
|
|
elif sender.is_bot and subscribed_to_stream(sender.bot_owner, stream):
|
|
# Or you're a bot and your owner is subscribed.
|
|
pass
|
|
else:
|
|
# All other cases are an error.
|
|
raise JsonableError("Not authorized to send to stream '%s'" % (stream.name,))
|
|
|
|
elif message_type_name == 'private':
|
|
mirror_message = client and client.name in ["zephyr_mirror", "irc_mirror", "jabber_mirror"]
|
|
not_forged_mirror_message = mirror_message and not forged
|
|
try:
|
|
recipient = recipient_for_emails(message_to, not_forged_mirror_message,
|
|
forwarder_user_profile, sender)
|
|
except ValidationError, e:
|
|
assert isinstance(e.messages[0], basestring)
|
|
raise JsonableError(e.messages[0])
|
|
else:
|
|
raise JsonableError("Invalid message type")
|
|
|
|
message = Message()
|
|
message.sender = sender
|
|
message.content = message_content
|
|
message.recipient = recipient
|
|
if message_type_name == 'stream':
|
|
message.subject = subject
|
|
if forged and forged_timestamp is not None:
|
|
# Forged messages come with a timestamp
|
|
message.pub_date = timestamp_to_datetime(forged_timestamp)
|
|
else:
|
|
message.pub_date = timezone.now()
|
|
message.sending_client = client
|
|
|
|
if not message.maybe_render_content(realm.domain):
|
|
raise JsonableError("Unable to render message")
|
|
|
|
if client.name == "zephyr_mirror":
|
|
id = already_sent_mirrored_message_id(message)
|
|
if id is not None:
|
|
return {'message': id}
|
|
|
|
return {'message': message, 'stream': stream}
|
|
|
|
def internal_prep_message(sender_email, recipient_type_name, recipients,
|
|
subject, content, realm=None):
|
|
"""
|
|
Create a message object and checks it, but doesn't send it or save it to the database.
|
|
The internal function that calls this can therefore batch send a bunch of created
|
|
messages together as one database query.
|
|
Call do_send_messages with a list of the return values of this method.
|
|
"""
|
|
if len(content) > MAX_MESSAGE_LENGTH:
|
|
content = content[0:3900] + "\n\n[message was too long and has been truncated]"
|
|
|
|
sender = get_user_profile_by_email(sender_email)
|
|
if realm is None:
|
|
realm = sender.realm
|
|
parsed_recipients = extract_recipients(recipients)
|
|
if recipient_type_name == "stream":
|
|
stream, _ = create_stream_if_needed(realm, parsed_recipients[0])
|
|
|
|
try:
|
|
return check_message(sender, get_client("Internal"), recipient_type_name,
|
|
parsed_recipients, subject, content, realm)
|
|
except JsonableError, e:
|
|
logging.error("Error queueing internal message by %s: %s" % (sender_email, str(e)))
|
|
|
|
return None
|
|
|
|
def internal_send_message(sender_email, recipient_type_name, recipients,
|
|
subject, content, realm=None):
|
|
msg = internal_prep_message(sender_email, recipient_type_name, recipients,
|
|
subject, content, realm)
|
|
|
|
# internal_prep_message encountered an error
|
|
if msg is None:
|
|
return
|
|
|
|
do_send_messages([msg])
|
|
|
|
def pick_color(user_profile):
|
|
subs = Subscription.objects.filter(user_profile=user_profile,
|
|
active=True,
|
|
recipient__type=Recipient.STREAM)
|
|
return pick_color_helper(user_profile, subs)
|
|
|
|
def pick_color_helper(user_profile, subs):
|
|
# These colors are shared with the palette in subs.js.
|
|
stream_assignment_colors = [
|
|
"#76ce90", "#fae589", "#a6c7e5", "#e79ab5",
|
|
"#bfd56f", "#f4ae55", "#b0a5fd", "#addfe5",
|
|
"#f5ce6e", "#c2726a", "#94c849", "#bd86e5",
|
|
"#ee7e4a", "#a6dcbf", "#95a5fd", "#53a063",
|
|
"#9987e1", "#e4523d", "#c2c2c2", "#4f8de4",
|
|
"#c6a8ad", "#e7cc4d", "#c8bebf", "#a47462"]
|
|
used_colors = [sub.color for sub in subs if sub.active]
|
|
available_colors = filter(lambda x: x not in used_colors,
|
|
stream_assignment_colors)
|
|
|
|
if available_colors:
|
|
return available_colors[0]
|
|
else:
|
|
return stream_assignment_colors[len(used_colors) % len(stream_assignment_colors)]
|
|
|
|
def get_subscription(stream_name, user_profile):
|
|
stream = get_stream(stream_name, user_profile.realm)
|
|
recipient = get_recipient(Recipient.STREAM, stream.id)
|
|
return Subscription.objects.get(user_profile=user_profile,
|
|
recipient=recipient, active=True)
|
|
|
|
def validate_user_access_to_subscribers(user_profile, stream):
|
|
""" Validates whether the user can view the subscribers of a stream. Raises a JsonableError if:
|
|
* The user and the stream are in different realms
|
|
* The realm is MIT and the stream is not invite only.
|
|
* The stream is invite only, requesting_user is passed, and that user
|
|
does not subscribe to the stream.
|
|
"""
|
|
return validate_user_access_to_subscribers_helper(
|
|
user_profile,
|
|
{"realm__domain": stream.realm.domain,
|
|
"realm_id": stream.realm_id,
|
|
"invite_only": stream.invite_only},
|
|
# We use a lambda here so that we only compute whether the
|
|
# user is subscribed if we have to
|
|
lambda: subscribed_to_stream(user_profile, stream))
|
|
|
|
def validate_user_access_to_subscribers_helper(user_profile, stream_dict, check_user_subscribed):
|
|
""" Helper for validate_user_access_to_subscribers that doesn't require a full stream object
|
|
* check_user_subscribed is a function that when called with no
|
|
arguments, will report whether the user is subscribed to the stream
|
|
"""
|
|
if user_profile is not None and user_profile.realm_id != stream_dict["realm_id"]:
|
|
raise ValidationError("Requesting user not on given realm")
|
|
|
|
if stream_dict["realm__domain"] == "mit.edu" and not stream_dict["invite_only"]:
|
|
raise JsonableError("You cannot get subscribers for public streams in this realm")
|
|
|
|
if (user_profile is not None and stream_dict["invite_only"] and
|
|
not check_user_subscribed()):
|
|
raise JsonableError("Unable to retrieve subscribers for invite-only stream")
|
|
|
|
# sub_dict is a dictionary mapping stream_id => whether the user is subscribed to that stream
|
|
def bulk_get_subscriber_user_ids(stream_dicts, user_profile, sub_dict):
|
|
target_stream_dicts = []
|
|
for stream_dict in stream_dicts:
|
|
try:
|
|
validate_user_access_to_subscribers_helper(user_profile, stream_dict,
|
|
lambda: sub_dict[stream_dict["id"]])
|
|
except JsonableError:
|
|
continue
|
|
target_stream_dicts.append(stream_dict)
|
|
|
|
subscriptions = Subscription.objects.select_related("recipient").filter(
|
|
recipient__type=Recipient.STREAM,
|
|
recipient__type_id__in=[stream["id"] for stream in target_stream_dicts],
|
|
user_profile__is_active=True,
|
|
active=True).values("user_profile_id", "recipient__type_id")
|
|
|
|
result = dict((stream["id"], []) for stream in stream_dicts)
|
|
for sub in subscriptions:
|
|
result[sub["recipient__type_id"]].append(sub["user_profile_id"])
|
|
|
|
return result
|
|
|
|
def get_subscribers_query(stream, requesting_user):
|
|
""" Build a query to get the subscribers list for a stream, raising a JsonableError if:
|
|
|
|
'stream' can either be a string representing a stream name, or a Stream
|
|
object. If it's a Stream object, 'realm' is optional.
|
|
|
|
The caller can refine this query with select_related(), values(), etc. depending
|
|
on whether it wants objects or just certain fields
|
|
"""
|
|
validate_user_access_to_subscribers(requesting_user, stream)
|
|
|
|
# Note that non-active users may still have "active" subscriptions, because we
|
|
# want to be able to easily reactivate them with their old subscriptions. This
|
|
# is why the query here has to look at the UserProfile.is_active flag.
|
|
subscriptions = Subscription.objects.filter(recipient__type=Recipient.STREAM,
|
|
recipient__type_id=stream.id,
|
|
user_profile__is_active=True,
|
|
active=True)
|
|
return subscriptions
|
|
|
|
def get_subscribers(stream, requesting_user=None):
|
|
subscriptions = get_subscribers_query(stream, requesting_user).select_related()
|
|
return [subscription.user_profile for subscription in subscriptions]
|
|
|
|
def get_subscriber_emails(stream, requesting_user=None):
|
|
subscriptions = get_subscribers_query(stream, requesting_user)
|
|
subscriptions = subscriptions.values('user_profile__email')
|
|
return [subscription['user_profile__email'] for subscription in subscriptions]
|
|
|
|
def get_subscriber_ids(stream):
|
|
try:
|
|
subscriptions = get_subscribers_query(stream, None)
|
|
except JsonableError:
|
|
return []
|
|
|
|
rows = subscriptions.values('user_profile_id')
|
|
ids = [row['user_profile_id'] for row in rows]
|
|
return ids
|
|
|
|
def get_other_subscriber_ids(stream, user_profile_id):
|
|
ids = get_subscriber_ids(stream)
|
|
return filter(lambda id: id != user_profile_id, ids)
|
|
|
|
def maybe_get_subscriber_emails(stream):
|
|
""" Alternate version of get_subscriber_emails that takes a Stream object only
|
|
(not a name), and simply returns an empty list if unable to get a real
|
|
subscriber list (because we're on the MIT realm). """
|
|
try:
|
|
subscribers = get_subscriber_emails(stream)
|
|
except JsonableError:
|
|
subscribers = []
|
|
return subscribers
|
|
|
|
def set_stream_color(user_profile, stream_name, color=None):
|
|
subscription = get_subscription(stream_name, user_profile)
|
|
if not color:
|
|
color = pick_color(user_profile)
|
|
subscription.color = color
|
|
subscription.save(update_fields=["color"])
|
|
return color
|
|
|
|
def get_subscribers_to_streams(streams):
|
|
""" Return a dict where the keys are user profiles, and the values are
|
|
arrays of all the streams within 'streams' to which that user is
|
|
subscribed.
|
|
"""
|
|
subscribes_to = {}
|
|
for stream in streams:
|
|
try:
|
|
subscribers = get_subscribers(stream)
|
|
except JsonableError:
|
|
# We can't get a subscriber list for this stream. Probably MIT.
|
|
continue
|
|
|
|
for subscriber in subscribers:
|
|
if subscriber not in subscribes_to:
|
|
subscribes_to[subscriber] = []
|
|
subscribes_to[subscriber].append(stream)
|
|
|
|
return subscribes_to
|
|
|
|
def notify_subscriptions_added(user_profile, sub_pairs, stream_emails, no_log=False):
|
|
if not no_log:
|
|
log_event({'type': 'subscription_added',
|
|
'user': user_profile.email,
|
|
'names': [stream.name for sub, stream in sub_pairs],
|
|
'domain': stream.realm.domain})
|
|
|
|
# Send a notification to the user who subscribed.
|
|
payload = [dict(name=stream.name,
|
|
in_home_view=subscription.in_home_view,
|
|
invite_only=stream.invite_only,
|
|
color=subscription.color,
|
|
email_address=encode_email_address(stream),
|
|
subscribers=stream_emails(stream))
|
|
for (subscription, stream) in sub_pairs]
|
|
notice = dict(event=dict(type="subscriptions", op="add",
|
|
subscriptions=payload),
|
|
users=[user_profile.id])
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
def notify_for_streams_by_default(user_profile):
|
|
# For users in newer realms who are not CUSTOMER19, generate notifications for
|
|
# stream messages by default.
|
|
return (user_profile.realm.date_created > datetime.datetime(
|
|
2013, 9, 24, tzinfo=timezone.utc)) and \
|
|
(user_profile.realm.domain not in ["customer19.invalid", "customer25.invalid"])
|
|
|
|
def bulk_add_subscriptions(streams, users):
|
|
recipients_map = bulk_get_recipients(Recipient.STREAM, [stream.id for stream in streams])
|
|
recipients = [recipient.id for recipient in recipients_map.values()]
|
|
|
|
stream_map = {}
|
|
for stream in streams:
|
|
stream_map[recipients_map[stream.id].id] = stream
|
|
|
|
subs_by_user = defaultdict(list)
|
|
all_subs_query = Subscription.objects.select_related("user_profile")
|
|
for sub in all_subs_query.filter(user_profile__in=users,
|
|
recipient__type=Recipient.STREAM):
|
|
subs_by_user[sub.user_profile_id].append(sub)
|
|
|
|
already_subscribed = []
|
|
subs_to_activate = []
|
|
new_subs = []
|
|
for user_profile in users:
|
|
needs_new_sub = set(recipients)
|
|
for sub in subs_by_user[user_profile.id]:
|
|
if sub.recipient_id in needs_new_sub:
|
|
needs_new_sub.remove(sub.recipient_id)
|
|
if sub.active:
|
|
already_subscribed.append((user_profile, stream_map[sub.recipient_id]))
|
|
else:
|
|
subs_to_activate.append((sub, stream_map[sub.recipient_id]))
|
|
# Mark the sub as active, without saving, so that
|
|
# pick_color will consider this to be an active
|
|
# subscription when picking colors
|
|
sub.active = True
|
|
for recipient_id in needs_new_sub:
|
|
new_subs.append((user_profile, recipient_id, stream_map[recipient_id]))
|
|
|
|
subs_to_add = []
|
|
for (user_profile, recipient_id, stream) in new_subs:
|
|
color = pick_color_helper(user_profile, subs_by_user[user_profile.id])
|
|
sub_to_add = Subscription(user_profile=user_profile, active=True,
|
|
color=color, recipient_id=recipient_id,
|
|
notifications=notify_for_streams_by_default(user_profile))
|
|
subs_by_user[user_profile.id].append(sub_to_add)
|
|
subs_to_add.append((sub_to_add, stream))
|
|
Subscription.objects.bulk_create([sub for (sub, stream) in subs_to_add])
|
|
Subscription.objects.filter(id__in=[sub.id for (sub, stream_name) in subs_to_activate]).update(active=True)
|
|
|
|
# Notify all existing users on streams that users have joined
|
|
|
|
# First, get all users subscribed to the streams that we care about
|
|
# We fetch all subscription information upfront, as it's used throughout
|
|
# the following code and we want to minize DB queries
|
|
all_subs = Subscription.objects.filter(recipient__type=Recipient.STREAM,
|
|
recipient__type_id__in=[stream.id for stream in streams],
|
|
user_profile__is_active=True,
|
|
active=True).select_related('recipient', 'user_profile')
|
|
|
|
all_subs_by_stream = defaultdict(list)
|
|
emails_by_stream = defaultdict(list)
|
|
for sub in all_subs:
|
|
all_subs_by_stream[sub.recipient.type_id].append(sub.user_profile)
|
|
emails_by_stream[sub.recipient.type_id].append(sub.user_profile.email)
|
|
|
|
def fetch_stream_subscriber_emails(stream):
|
|
if stream.realm.domain == "mit.edu" and not stream.invite_only:
|
|
return []
|
|
return emails_by_stream[stream.id]
|
|
|
|
sub_tuples_by_user = defaultdict(list)
|
|
new_streams = set()
|
|
for (sub, stream) in subs_to_add + subs_to_activate:
|
|
sub_tuples_by_user[sub.user_profile.id].append((sub, stream))
|
|
new_streams.add((sub.user_profile.id, stream.id))
|
|
|
|
for user_profile in users:
|
|
if len(sub_tuples_by_user[user_profile.id]) == 0:
|
|
continue
|
|
sub_pairs = sub_tuples_by_user[user_profile.id]
|
|
notify_subscriptions_added(user_profile, sub_pairs, fetch_stream_subscriber_emails)
|
|
|
|
for stream in streams:
|
|
if stream.realm.domain == "mit.edu" and not stream.invite_only:
|
|
continue
|
|
|
|
new_users = [user for user in users if (user.id, stream.id) in new_streams]
|
|
new_user_ids = [user.id for user in new_users]
|
|
all_subscribed_ids = [user.id for user in all_subs_by_stream[stream.id]]
|
|
other_user_ids = set(all_subscribed_ids) - set(new_user_ids)
|
|
if other_user_ids:
|
|
for user_profile in new_users:
|
|
notice = dict(event=dict(type="subscriptions", op="peer_add",
|
|
subscriptions=[stream.name],
|
|
user_email=user_profile.email),
|
|
users=other_user_ids)
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
return ([(user_profile, stream_name) for (user_profile, recipient_id, stream_name) in new_subs] +
|
|
[(sub.user_profile, stream_name) for (sub, stream_name) in subs_to_activate],
|
|
already_subscribed)
|
|
|
|
# When changing this, also change bulk_add_subscriptions
|
|
def do_add_subscription(user_profile, stream, no_log=False):
|
|
recipient = get_recipient(Recipient.STREAM, stream.id)
|
|
color = pick_color(user_profile)
|
|
(subscription, created) = Subscription.objects.get_or_create(
|
|
user_profile=user_profile, recipient=recipient,
|
|
defaults={'active': True, 'color': color,
|
|
'notifications': notify_for_streams_by_default(user_profile)})
|
|
did_subscribe = created
|
|
if not subscription.active:
|
|
did_subscribe = True
|
|
subscription.active = True
|
|
subscription.save(update_fields=["active"])
|
|
|
|
if did_subscribe:
|
|
|
|
emails_by_stream = {stream.id: maybe_get_subscriber_emails(stream)}
|
|
notify_subscriptions_added(user_profile, [(subscription, stream)], lambda stream: emails_by_stream[stream.id], no_log)
|
|
|
|
user_ids = get_other_subscriber_ids(stream, user_profile.id)
|
|
notice = dict(event=dict(type="subscriptions", op="peer_add",
|
|
subscriptions=[stream.name],
|
|
user_email=user_profile.email),
|
|
users=user_ids)
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
return did_subscribe
|
|
|
|
def notify_subscriptions_removed(user_profile, streams, no_log=False):
|
|
if not no_log:
|
|
log_event({'type': 'subscription_removed',
|
|
'user': user_profile.email,
|
|
'names': [stream.name for stream in streams],
|
|
'domain': stream.realm.domain})
|
|
|
|
payload = [dict(name=stream.name) for stream in streams]
|
|
notice = dict(event=dict(type="subscriptions", op="remove",
|
|
subscriptions=payload),
|
|
users=[user_profile.id])
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
# As with a subscription add, send a 'peer subscription' notice to other
|
|
# subscribers so they know the user unsubscribed.
|
|
# FIXME: This code was mostly a copy-paste from notify_subscriptions_added.
|
|
# We have since streamlined how we do notifications for adds, and
|
|
# we should do the same for removes.
|
|
notifications_for = get_subscribers_to_streams(streams)
|
|
|
|
for event_recipient, notifications in notifications_for.iteritems():
|
|
# Don't send a peer subscription notice to yourself.
|
|
if event_recipient == user_profile:
|
|
continue
|
|
|
|
stream_names = [stream.name for stream in notifications]
|
|
notice = dict(event=dict(type="subscriptions", op="peer_remove",
|
|
subscriptions=stream_names,
|
|
user_email=user_profile.email),
|
|
users=[event_recipient.id])
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
|
|
def bulk_remove_subscriptions(users, streams):
|
|
recipients_map = bulk_get_recipients(Recipient.STREAM,
|
|
[stream.id for stream in streams])
|
|
stream_map = {}
|
|
for stream in streams:
|
|
stream_map[recipients_map[stream.id].id] = stream
|
|
|
|
subs_by_user = dict((user_profile.id, []) for user_profile in users)
|
|
for sub in Subscription.objects.select_related("user_profile").filter(user_profile__in=users,
|
|
recipient__in=recipients_map.values(),
|
|
active=True):
|
|
subs_by_user[sub.user_profile_id].append(sub)
|
|
|
|
subs_to_deactivate = []
|
|
not_subscribed = []
|
|
for user_profile in users:
|
|
recipients_to_unsub = set([recipient.id for recipient in recipients_map.values()])
|
|
for sub in subs_by_user[user_profile.id]:
|
|
recipients_to_unsub.remove(sub.recipient_id)
|
|
subs_to_deactivate.append((sub, stream_map[sub.recipient_id]))
|
|
for recipient_id in recipients_to_unsub:
|
|
not_subscribed.append((user_profile, stream_map[recipient_id]))
|
|
|
|
Subscription.objects.filter(id__in=[sub.id for (sub, stream_name) in
|
|
subs_to_deactivate]).update(active=False)
|
|
|
|
streams_by_user = defaultdict(list)
|
|
for (sub, stream) in subs_to_deactivate:
|
|
streams_by_user[sub.user_profile_id].append(stream)
|
|
|
|
for user_profile in users:
|
|
if len(streams_by_user[user_profile.id]) == 0:
|
|
continue
|
|
notify_subscriptions_removed(user_profile, streams_by_user[user_profile.id])
|
|
|
|
return ([(sub.user_profile, stream) for (sub, stream) in subs_to_deactivate],
|
|
not_subscribed)
|
|
|
|
def do_remove_subscription(user_profile, stream, no_log=False):
|
|
recipient = get_recipient(Recipient.STREAM, stream.id)
|
|
maybe_sub = Subscription.objects.filter(user_profile=user_profile,
|
|
recipient=recipient)
|
|
if len(maybe_sub) == 0:
|
|
return False
|
|
subscription = maybe_sub[0]
|
|
did_remove = subscription.active
|
|
subscription.active = False
|
|
subscription.save(update_fields=["active"])
|
|
if did_remove:
|
|
notify_subscriptions_removed(user_profile, [stream], no_log)
|
|
|
|
return did_remove
|
|
|
|
def log_subscription_property_change(user_email, stream_name, property, value):
|
|
event = {'type': 'subscription_property',
|
|
'property': property,
|
|
'user': user_email,
|
|
'stream_name': stream_name,
|
|
'value': value}
|
|
log_event(event)
|
|
|
|
def do_change_subscription_property(user_profile, sub, stream_name,
|
|
property_name, value):
|
|
setattr(sub, property_name, value)
|
|
sub.save(update_fields=[property_name])
|
|
log_subscription_property_change(user_profile.email, stream_name,
|
|
property_name, value)
|
|
|
|
notice = dict(event=dict(type="subscriptions",
|
|
op="update",
|
|
email=user_profile.email,
|
|
property=property_name,
|
|
value=value,
|
|
name=stream_name,),
|
|
users=[user_profile.id])
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
def do_activate_user(user_profile, log=True, join_date=timezone.now()):
|
|
user_profile.is_active = True
|
|
user_profile.set_password(initial_password(user_profile.email))
|
|
user_profile.date_joined = join_date
|
|
user_profile.save(update_fields=["is_active", "date_joined", "password"])
|
|
|
|
if log:
|
|
domain = user_profile.realm.domain
|
|
log_event({'type': 'user_activated',
|
|
'user': user_profile.email,
|
|
'domain': domain})
|
|
|
|
notify_created_user(user_profile)
|
|
|
|
def do_reactivate_user(user_profile):
|
|
# Unlike do_activate_user, this is meant for re-activating existing users,
|
|
# so it doesn't reset their password, etc.
|
|
user_profile.is_active = True
|
|
user_profile.save(update_fields=["is_active"])
|
|
|
|
domain = user_profile.realm.domain
|
|
log_event({'type': 'user_reactivated',
|
|
'user': user_profile.email,
|
|
'domain': domain})
|
|
|
|
notify_created_user(user_profile)
|
|
|
|
def do_change_password(user_profile, password, log=True, commit=True,
|
|
hashed_password=False):
|
|
if hashed_password:
|
|
# This is a hashed password, not the password itself.
|
|
user_profile.set_password(password)
|
|
else:
|
|
user_profile.set_password(password)
|
|
if commit:
|
|
user_profile.save(update_fields=["password"])
|
|
if log:
|
|
log_event({'type': 'user_change_password',
|
|
'user': user_profile.email,
|
|
'pwhash': user_profile.password})
|
|
|
|
def do_change_full_name(user_profile, full_name, log=True):
|
|
user_profile.full_name = full_name
|
|
user_profile.save(update_fields=["full_name"])
|
|
if log:
|
|
log_event({'type': 'user_change_full_name',
|
|
'user': user_profile.email,
|
|
'full_name': full_name})
|
|
|
|
notice = dict(event=dict(type="realm_user", op="update",
|
|
person=dict(email=user_profile.email,
|
|
full_name=user_profile.full_name)),
|
|
users=active_user_ids(user_profile.realm))
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
def do_rename_stream(realm, old_name, new_name, log=True):
|
|
old_name = old_name.strip()
|
|
new_name = new_name.strip()
|
|
|
|
stream = get_stream(old_name, realm)
|
|
|
|
if not stream:
|
|
raise JsonableError('Unknown stream "%s"' % (old_name,))
|
|
|
|
# Will raise if there's an issue.
|
|
check_stream_name(new_name)
|
|
|
|
if get_stream(new_name, realm) and old_name.lower() != new_name.lower():
|
|
raise JsonableError('Stream name "%s" is already taken' % (new_name,))
|
|
|
|
old_name = stream.name
|
|
stream.name = new_name
|
|
stream.save(update_fields=["name"])
|
|
|
|
if log:
|
|
log_event({'type': 'stream_name_change',
|
|
'domain': realm.domain,
|
|
'new_name': new_name})
|
|
|
|
recipient = get_recipient(Recipient.STREAM, stream.id)
|
|
messages = Message.objects.filter(recipient=recipient).only("id")
|
|
|
|
# Update the display recipient and stream, which are easy single
|
|
# items to set.
|
|
old_cache_key = get_stream_cache_key(old_name, realm)
|
|
new_cache_key = get_stream_cache_key(stream.name, realm)
|
|
if old_cache_key != new_cache_key:
|
|
cache_delete(old_cache_key)
|
|
cache_set(new_cache_key, stream)
|
|
cache_set(display_recipient_cache_key(recipient.id), stream.name)
|
|
|
|
# Delete cache entries for everything else, which is cheaper and
|
|
# clearer than trying to set them. display_recipient is the out of
|
|
# date field in all cases.
|
|
cache_delete_many(message_cache_key(message.id) for message in messages)
|
|
cache_delete_many(
|
|
to_dict_cache_key_id(message.id, True) for message in messages)
|
|
cache_delete_many(
|
|
to_dict_cache_key_id(message.id, False) for message in messages)
|
|
|
|
notice = dict(event=dict(type="subscriptions", op="update", property="name",
|
|
name=old_name, value=new_name),
|
|
users=active_user_ids(realm))
|
|
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
# Even though the token doesn't change, the web client needs to update the
|
|
# email forwarding address to display the correctly-escaped new name.
|
|
return {"email_address": encode_email_address(stream)}
|
|
|
|
def do_create_realm(domain, name, restricted_to_domain=True):
|
|
realm = get_realm(domain)
|
|
created = not realm
|
|
if created:
|
|
realm = Realm(domain=domain, name=name,
|
|
restricted_to_domain=restricted_to_domain)
|
|
realm.save()
|
|
|
|
# Create stream once Realm object has been saved
|
|
notifications_stream, _ = create_stream_if_needed(realm, Realm.NOTIFICATION_STREAM_NAME)
|
|
realm.notifications_stream = notifications_stream
|
|
realm.save(update_fields=['notifications_stream'])
|
|
|
|
# Include a welcome message in this notifications stream
|
|
content = """Welcome to Zulip!
|
|
|
|
This is a message sent to the `zulip` stream, used for system-generated notifications.
|
|
Feel free to reply to say hello, though I am a bot so I won't be able to respond!"""
|
|
msg = internal_prep_message(settings.NOTIFICATION_BOT, 'stream',
|
|
notifications_stream.name, "Welcome",
|
|
content, realm=realm)
|
|
do_send_messages([msg])
|
|
|
|
# Log the event
|
|
log_event({"type": "realm_created",
|
|
"domain": domain,
|
|
"restricted_to_domain": restricted_to_domain})
|
|
|
|
if settings.NEW_USER_BOT is not None:
|
|
signup_message = "Signups enabled"
|
|
if not restricted_to_domain:
|
|
signup_message += " (open realm)"
|
|
internal_send_message(settings.NEW_USER_BOT, "stream",
|
|
"signups", domain, signup_message)
|
|
return (realm, created)
|
|
|
|
def do_change_enable_desktop_notifications(user_profile, enable_desktop_notifications, log=True):
|
|
user_profile.enable_desktop_notifications = enable_desktop_notifications
|
|
user_profile.save(update_fields=["enable_desktop_notifications"])
|
|
if log:
|
|
log_event({'type': 'enable_desktop_notifications_changed',
|
|
'user': user_profile.email,
|
|
'enable_desktop_notifications': enable_desktop_notifications})
|
|
|
|
def do_change_enable_sounds(user_profile, enable_sounds, log=True):
|
|
user_profile.enable_sounds = enable_sounds
|
|
user_profile.save(update_fields=["enable_sounds"])
|
|
if log:
|
|
log_event({'type': 'enable_sounds_changed',
|
|
'user': user_profile.email,
|
|
'enable_sounds': enable_sounds})
|
|
|
|
def do_change_enable_offline_email_notifications(user_profile, offline_email_notifications, log=True):
|
|
user_profile.enable_offline_email_notifications = offline_email_notifications
|
|
user_profile.save(update_fields=["enable_offline_email_notifications"])
|
|
if log:
|
|
log_event({'type': 'enable_offline_email_notifications_changed',
|
|
'user': user_profile.email,
|
|
'enable_offline_email_notifications': offline_email_notifications})
|
|
|
|
def do_change_enable_offline_push_notifications(user_profile, offline_push_notifications, log=True):
|
|
user_profile.enable_offline_push_notifications = offline_push_notifications
|
|
user_profile.save(update_fields=["enable_offline_push_notifications"])
|
|
if log:
|
|
log_event({'type': 'enable_offline_push_notifications_changed',
|
|
'user': user_profile.email,
|
|
'enable_offline_push_notifications': offline_push_notifications})
|
|
|
|
def do_change_enter_sends(user_profile, enter_sends):
|
|
user_profile.enter_sends = enter_sends
|
|
user_profile.save(update_fields=["enter_sends"])
|
|
|
|
def set_default_streams(realm, stream_names):
|
|
DefaultStream.objects.filter(realm=realm).delete()
|
|
for stream_name in stream_names:
|
|
stream, _ = create_stream_if_needed(realm, stream_name)
|
|
DefaultStream.objects.create(stream=stream, realm=realm)
|
|
|
|
# All realms get a notifications stream by default
|
|
notifications_stream, _ = create_stream_if_needed(realm, Realm.NOTIFICATION_STREAM_NAME)
|
|
DefaultStream.objects.create(stream=notifications_stream, realm=realm)
|
|
|
|
def get_default_subs(user_profile):
|
|
return [default.stream for default in
|
|
DefaultStream.objects.select_related("stream", "stream__realm").filter(realm=user_profile.realm)]
|
|
|
|
def do_update_user_activity_interval(user_profile, log_time):
|
|
effective_end = log_time + datetime.timedelta(minutes=15)
|
|
|
|
# This code isn't perfect, because with various races we might end
|
|
# up creating two overlapping intervals, but that shouldn't happen
|
|
# often, and can be corrected for in post-processing
|
|
try:
|
|
last = UserActivityInterval.objects.filter(user_profile=user_profile).order_by("-end")[0]
|
|
# There are two ways our intervals could overlap:
|
|
# (1) The start of the new interval could be inside the old interval
|
|
# (2) The end of the new interval could be inside the old interval
|
|
# In either case, we just extend the old interval to include the new interval.
|
|
if ((log_time <= last.end and log_time >= last.start) or
|
|
(effective_end <= last.end and effective_end >= last.start)):
|
|
last.end = max(last.end, effective_end)
|
|
last.start = min(last.start, log_time)
|
|
last.save(update_fields=["start", "end"])
|
|
return
|
|
except IndexError:
|
|
pass
|
|
|
|
# Otherwise, the intervals don't overlap, so we should make a new one
|
|
UserActivityInterval.objects.create(user_profile=user_profile, start=log_time,
|
|
end=effective_end)
|
|
|
|
@statsd_increment('user_activity')
|
|
def do_update_user_activity(user_profile, client, query, log_time):
|
|
(activity, created) = UserActivity.objects.get_or_create(
|
|
user_profile = user_profile,
|
|
client = client,
|
|
query = query,
|
|
defaults={'last_visit': log_time, 'count': 0})
|
|
|
|
activity.count += 1
|
|
activity.last_visit = log_time
|
|
activity.save(update_fields=["last_visit", "count"])
|
|
|
|
def send_presence_changed(user_profile, presence):
|
|
presence_dict = presence.to_dict()
|
|
notice = dict(event=dict(type="presence", email=user_profile.email,
|
|
server_timestamp=time.time(),
|
|
presence={presence_dict['client']: presence.to_dict()}),
|
|
users=active_user_ids(user_profile.realm))
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
@statsd_increment('user_presence')
|
|
def do_update_user_presence(user_profile, client, log_time, status):
|
|
(presence, created) = UserPresence.objects.get_or_create(
|
|
user_profile = user_profile,
|
|
client = client,
|
|
defaults = {'timestamp': log_time,
|
|
'status': status})
|
|
|
|
stale_status = (log_time - presence.timestamp) > datetime.timedelta(minutes=1, seconds=10)
|
|
was_idle = presence.status == UserPresence.IDLE
|
|
became_online = (status == UserPresence.ACTIVE) and (stale_status or was_idle)
|
|
|
|
if not created:
|
|
# The following block attempts to only update the "status"
|
|
# field in the event that it actually changed. This is
|
|
# important to avoid flushing the UserPresence cache when the
|
|
# data it would return to a client hasn't actually changed
|
|
# (see the UserPresence post_save hook for details).
|
|
presence.timestamp = log_time
|
|
update_fields = ["timestamp"]
|
|
if presence.status != status:
|
|
presence.status = status
|
|
update_fields.append("status")
|
|
presence.save(update_fields=update_fields)
|
|
|
|
if not user_profile.realm.domain == "mit.edu" and (created or became_online):
|
|
# Push event to all users in the realm so they see the new user
|
|
# appear in the presence list immediately, or the newly online
|
|
# user without delay. Note that we won't send an update here for a
|
|
# timestamp update, because we rely on the browser to ping us every 50
|
|
# seconds for realm-wide status updates, and those updates should have
|
|
# recent timestamps, which means the browser won't think active users
|
|
# have gone idle. If we were more aggressive in this function about
|
|
# sending timestamp updates, we could eliminate the ping responses, but
|
|
# that's not a high priority for now, considering that most of our non-MIT
|
|
# realms are pretty small.
|
|
send_presence_changed(user_profile, presence)
|
|
|
|
def update_user_activity_interval(user_profile, log_time):
|
|
event={'user_profile_id': user_profile.id,
|
|
'time': datetime_to_timestamp(log_time)}
|
|
queue_json_publish("user_activity_interval", event,
|
|
lambda e: do_update_user_activity_interval(user_profile, log_time))
|
|
|
|
def update_user_presence(user_profile, client, log_time, status,
|
|
new_user_input):
|
|
event={'user_profile_id': user_profile.id,
|
|
'status': status,
|
|
'time': datetime_to_timestamp(log_time),
|
|
'client': client.name}
|
|
|
|
queue_json_publish("user_presence", event,
|
|
lambda e: do_update_user_presence(user_profile, client,
|
|
log_time, status))
|
|
|
|
if new_user_input:
|
|
update_user_activity_interval(user_profile, log_time)
|
|
|
|
def do_update_message_flags(user_profile, operation, flag, messages, all):
|
|
flagattr = getattr(UserMessage.flags, flag)
|
|
|
|
if all:
|
|
log_statsd_event('bankruptcy')
|
|
msgs = UserMessage.objects.filter(user_profile=user_profile)
|
|
else:
|
|
msgs = UserMessage.objects.filter(user_profile=user_profile,
|
|
message__id__in=messages)
|
|
# Hack to let you star any message
|
|
if msgs.count() == 0:
|
|
if not len(messages) == 1:
|
|
raise JsonableError("Invalid message(s)")
|
|
if flag != "starred":
|
|
raise JsonableError("Invalid message(s)")
|
|
# Check that the user could have read the relevant message
|
|
try:
|
|
message = Message.objects.get(id=messages[0])
|
|
except Message.DoesNotExist:
|
|
raise JsonableError("Invalid message(s)")
|
|
recipient = Recipient.objects.get(id=message.recipient_id)
|
|
if recipient.type != Recipient.STREAM:
|
|
raise JsonableError("Invalid message(s)")
|
|
stream = Stream.objects.select_related("realm").get(id=recipient.type_id)
|
|
if not stream.is_public():
|
|
raise JsonableError("Invalid message(s)")
|
|
|
|
# OK, this is a message that you legitimately have access
|
|
# to via narrowing to the stream it is on, even though you
|
|
# didn't actually receive it. So we create a historical,
|
|
# read UserMessage message row for you to star.
|
|
UserMessage.objects.create(user_profile=user_profile,
|
|
message=message,
|
|
flags=UserMessage.flags.historical | UserMessage.flags.read)
|
|
|
|
# The filter() statements below prevent postgres from doing a lot of
|
|
# unnecessary work, which is a big deal for users updating lots of
|
|
# flags (e.g. bankruptcy). This patch arose from seeing slow calls
|
|
# to /json/update_message_flags in the logs. The filter() statements
|
|
# are kind of magical; they are actually just testing the one bit.
|
|
if operation == 'add':
|
|
msgs = msgs.filter(flags=~flagattr)
|
|
count = msgs.update(flags=F('flags').bitor(flagattr))
|
|
elif operation == 'remove':
|
|
msgs = msgs.filter(flags=flagattr)
|
|
count = msgs.update(flags=F('flags').bitand(~flagattr))
|
|
|
|
event = {'type': 'update_message_flags',
|
|
'operation': operation,
|
|
'flag': flag,
|
|
'messages': messages,
|
|
'all': all}
|
|
log_event(event)
|
|
notice = dict(event=event, users=[user_profile.id])
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
statsd.incr("flags.%s.%s" % (flag, operation), count)
|
|
|
|
def subscribed_to_stream(user_profile, stream):
|
|
try:
|
|
if Subscription.objects.get(user_profile=user_profile,
|
|
active=True,
|
|
recipient__type=Recipient.STREAM,
|
|
recipient__type_id=stream.id):
|
|
return True
|
|
return False
|
|
except Subscription.DoesNotExist:
|
|
return False
|
|
|
|
def do_update_message(user_profile, message_id, subject, propagate_mode, content):
|
|
try:
|
|
message = Message.objects.select_related().get(id=message_id)
|
|
except Message.DoesNotExist:
|
|
raise JsonableError("Unknown message id")
|
|
|
|
event = {'type': 'update_message',
|
|
'sender': user_profile.email,
|
|
'message_id': message_id}
|
|
edit_history_event = {}
|
|
changed_messages = [message]
|
|
|
|
if message.sender != user_profile:
|
|
if not (message.subject == "(no topic)" and content is None):
|
|
raise JsonableError("Message was not sent by you")
|
|
|
|
# Set first_rendered_content to be the oldest version of the
|
|
# rendered content recorded; which is the current version if the
|
|
# content hasn't been edited before. Note that because one could
|
|
# have edited just the subject, not every edit history event
|
|
# contains a prev_rendered_content element.
|
|
first_rendered_content = message.rendered_content
|
|
if message.edit_history is not None:
|
|
edit_history = ujson.loads(message.edit_history)
|
|
for old_edit_history_event in edit_history:
|
|
if 'prev_rendered_content' in old_edit_history_event:
|
|
first_rendered_content = old_edit_history_event['prev_rendered_content']
|
|
|
|
if content is not None:
|
|
if len(content.strip()) == 0:
|
|
content = "(deleted)"
|
|
if len(content) > MAX_MESSAGE_LENGTH:
|
|
raise JsonableError("Message too long")
|
|
rendered_content = message.render_markdown(content)
|
|
if not rendered_content:
|
|
raise JsonableError("We were unable to render your updated message")
|
|
|
|
# We are turning off diff highlighting everywhere until ticket #1532 is addressed.
|
|
if False:
|
|
# Don't highlight message edit diffs on prod
|
|
rendered_content = highlight_html_differences(first_rendered_content, rendered_content)
|
|
|
|
event['orig_content'] = message.content
|
|
event['orig_rendered_content'] = message.rendered_content
|
|
edit_history_event["prev_content"] = message.content
|
|
edit_history_event["prev_rendered_content"] = message.rendered_content
|
|
edit_history_event["prev_rendered_content_version"] = message.rendered_content_version
|
|
message.content = content
|
|
message.set_rendered_content(rendered_content)
|
|
event["content"] = content
|
|
event["rendered_content"] = rendered_content
|
|
|
|
if subject is not None:
|
|
orig_subject = message.subject
|
|
subject = subject.strip()
|
|
if subject == "":
|
|
raise JsonableError("Topic can't be empty")
|
|
|
|
if len(subject) > MAX_SUBJECT_LENGTH:
|
|
raise JsonableError("Topic too long")
|
|
event["orig_subject"] = orig_subject
|
|
message.subject = subject
|
|
event["subject"] = subject
|
|
event['subject_links'] = bugdown.subject_links(message.sender.realm.domain.lower(), subject)
|
|
edit_history_event["prev_subject"] = orig_subject
|
|
|
|
|
|
if propagate_mode in ["change_later", "change_all"]:
|
|
propagate_query = Q(recipient = message.recipient, subject = orig_subject)
|
|
# We only change messages up to 2 days in the past, to avoid hammering our
|
|
# DB by changing an unbounded amount of messages
|
|
if propagate_mode == 'change_all':
|
|
before_bound = now() - datetime.timedelta(days=2)
|
|
|
|
propagate_query = propagate_query & ~Q(id = message.id) & \
|
|
Q(pub_date__range=(before_bound, now()))
|
|
if propagate_mode == 'change_later':
|
|
propagate_query = propagate_query & Q(id__gt = message.id)
|
|
|
|
messages = Message.objects.filter(propagate_query).select_related();
|
|
|
|
# Evaluate the query before running the update
|
|
messages_list = list(messages)
|
|
messages.update(subject=subject)
|
|
|
|
for m in messages_list:
|
|
# The cached ORM object is not changed by messages.update()
|
|
# and the memcached update requires the new value
|
|
m.subject = subject
|
|
|
|
changed_messages += messages_list
|
|
|
|
message.last_edit_time = timezone.now()
|
|
event['edit_timestamp'] = datetime_to_timestamp(message.last_edit_time)
|
|
edit_history_event['timestamp'] = event['edit_timestamp']
|
|
if message.edit_history is not None:
|
|
edit_history.insert(0, edit_history_event)
|
|
else:
|
|
edit_history = [edit_history_event]
|
|
message.edit_history = ujson.dumps(edit_history)
|
|
|
|
log_event(event)
|
|
message.save(update_fields=["subject", "content", "rendered_content",
|
|
"rendered_content_version", "last_edit_time",
|
|
"edit_history"])
|
|
|
|
# Update the message as stored in the (deprecated) message
|
|
# cache (for shunting the message over to Tornado in the old
|
|
# get_messages API) and also the to_dict caches.
|
|
items_for_memcached = {}
|
|
event['message_ids'] = []
|
|
for changed_message in changed_messages:
|
|
event['message_ids'].append(changed_message.id)
|
|
items_for_memcached[message_cache_key(changed_message.id)] = (changed_message,)
|
|
items_for_memcached[to_dict_cache_key(changed_message, True)] = \
|
|
(stringify_message_dict(changed_message.to_dict_uncached(apply_markdown=True)),)
|
|
items_for_memcached[to_dict_cache_key(changed_message, False)] = \
|
|
(stringify_message_dict(changed_message.to_dict_uncached(apply_markdown=False)),)
|
|
cache_set_many(items_for_memcached)
|
|
|
|
recipients = [um.user_profile_id for um in UserMessage.objects.filter(message=message_id)]
|
|
notice = dict(event=event, users=recipients)
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
def encode_email_address(stream):
|
|
return encode_email_address_helper(stream.name, stream.email_token)
|
|
|
|
def encode_email_address_helper(name, email_token):
|
|
# Some deployments may not use the email gateway
|
|
if settings.EMAIL_GATEWAY_PATTERN == '':
|
|
return ''
|
|
|
|
# Given the fact that we have almost no restrictions on stream names and
|
|
# that what characters are allowed in e-mail addresses is complicated and
|
|
# dependent on context in the address, we opt for a very simple scheme:
|
|
#
|
|
# Only encode the stream name (leave the + and token alone). Encode
|
|
# everything that isn't alphanumeric plus _ as the percent-prefixed integer
|
|
# ordinal of that character, padded with zeroes to the maximum number of
|
|
# bytes of a UTF-8 encoded Unicode character.
|
|
encoded_name = re.sub("\W", lambda x: "%" + str(ord(x.group(0))).zfill(4), name)
|
|
encoded_token = "%s+%s" % (encoded_name, email_token)
|
|
return settings.EMAIL_GATEWAY_PATTERN % (encoded_token,)
|
|
|
|
def decode_email_address(email):
|
|
# Perform the reverse of encode_email_address. Returns a tuple of (streamname, email_token)
|
|
pattern_parts = [re.escape(part) for part in settings.EMAIL_GATEWAY_PATTERN.split('%s')]
|
|
match_email_re = re.compile("(.*?)".join(pattern_parts))
|
|
match = match_email_re.match(email)
|
|
|
|
if not match:
|
|
return None
|
|
|
|
token = match.group(1)
|
|
decoded_token = re.sub("%\d{4}", lambda x: unichr(int(x.group(0)[1:])), token)
|
|
return decoded_token.split('+')
|
|
|
|
# In general, it's better to avoid using .values() because it makes
|
|
# the code pretty ugly, but in this case, it has significant
|
|
# performance impact for loading / for users with large numbers of
|
|
# subscriptions, so it's worth optimizing.
|
|
def gather_subscriptions_helper(user_profile):
|
|
sub_dicts = Subscription.objects.select_related("recipient").filter(
|
|
user_profile = user_profile,
|
|
recipient__type = Recipient.STREAM).values(
|
|
"recipient__type_id", "in_home_view", "color", "notifications", "active")
|
|
|
|
stream_ids = [sub["recipient__type_id"] for sub in sub_dicts]
|
|
|
|
stream_dicts = Stream.objects.select_related("realm").filter(id__in=stream_ids).values(
|
|
"id", "name", "invite_only", "realm_id", "realm__domain", "email_token")
|
|
stream_hash = {}
|
|
for stream in stream_dicts:
|
|
stream_hash[stream["id"]] = stream
|
|
|
|
subscribed = []
|
|
unsubscribed = []
|
|
|
|
streams = [stream_hash[sub["recipient__type_id"]] for sub in sub_dicts]
|
|
streams_subscribed_map = dict((sub["recipient__type_id"], sub["active"]) for sub in sub_dicts)
|
|
subscriber_map = bulk_get_subscriber_user_ids(streams, user_profile, streams_subscribed_map)
|
|
|
|
for sub in sub_dicts:
|
|
stream = stream_hash[sub["recipient__type_id"]]
|
|
subscribers = subscriber_map[stream["id"]]
|
|
|
|
# Important: don't show the subscribers if the stream is invite only
|
|
# and this user isn't on it anymore.
|
|
if stream["invite_only"] and not sub["active"]:
|
|
subscribers = None
|
|
|
|
stream_dict = {'name': stream["name"],
|
|
'in_home_view': sub["in_home_view"],
|
|
'invite_only': stream["invite_only"],
|
|
'color': sub["color"],
|
|
'notifications': sub["notifications"],
|
|
'email_address': encode_email_address_helper(stream["name"], stream["email_token"])}
|
|
if subscribers is not None:
|
|
stream_dict['subscribers'] = subscribers
|
|
if sub["active"]:
|
|
subscribed.append(stream_dict)
|
|
else:
|
|
unsubscribed.append(stream_dict)
|
|
|
|
user_ids = set()
|
|
for subs in [subscribed, unsubscribed]:
|
|
for sub in subs:
|
|
if 'subscribers' in sub:
|
|
for subscriber in sub['subscribers']:
|
|
user_ids.add(subscriber)
|
|
email_dict = get_emails_from_user_ids(list(user_ids))
|
|
return (sorted(subscribed), sorted(unsubscribed), email_dict)
|
|
|
|
def gather_subscriptions(user_profile):
|
|
subscribed, unsubscribed, email_dict = gather_subscriptions_helper(user_profile)
|
|
for subs in [subscribed, unsubscribed]:
|
|
for sub in subs:
|
|
if 'subscribers' in sub:
|
|
sub['subscribers'] = [email_dict[user_id] for user_id in sub['subscribers']]
|
|
|
|
return (subscribed, unsubscribed)
|
|
|
|
def get_status_dict(requesting_user_profile):
|
|
# Return no status info for MIT
|
|
if requesting_user_profile.realm.domain == 'mit.edu':
|
|
return defaultdict(dict)
|
|
|
|
return UserPresence.get_status_dict_by_realm(requesting_user_profile.realm_id)
|
|
|
|
|
|
def do_events_register(user_profile, user_client, apply_markdown=True,
|
|
event_types=None, queue_lifespan_secs=0, all_public_streams=False):
|
|
queue_id = request_event_queue(user_profile, user_client, apply_markdown,
|
|
queue_lifespan_secs, event_types, all_public_streams)
|
|
if queue_id is None:
|
|
raise JsonableError("Could not allocate event queue")
|
|
|
|
ret = {'queue_id': queue_id}
|
|
if event_types is not None:
|
|
event_types = set(event_types)
|
|
|
|
# Fetch initial data. When event_types is not specified, clients
|
|
# want all event types.
|
|
if event_types is None or "message" in event_types:
|
|
# The client should use get_old_messages() to fetch messages
|
|
# starting with the max_message_id. They will get messages
|
|
# newer than that ID via get_events()
|
|
messages = Message.objects.filter(usermessage__user_profile=user_profile).order_by('-id')[:1]
|
|
if messages:
|
|
ret['max_message_id'] = messages[0].id
|
|
else:
|
|
ret['max_message_id'] = -1
|
|
if event_types is None or "pointer" in event_types:
|
|
ret['pointer'] = user_profile.pointer
|
|
if event_types is None or "realm_user" in event_types:
|
|
ret['realm_users'] = [{'email' : userdict['email'],
|
|
'is_bot' : userdict['is_bot'],
|
|
'full_name' : userdict['full_name']}
|
|
for userdict in get_active_user_dicts_in_realm(user_profile.realm)]
|
|
if event_types is None or "subscription" in event_types:
|
|
subscriptions, unsubscribed, email_dict = gather_subscriptions_helper(user_profile)
|
|
ret['subscriptions'] = subscriptions
|
|
ret['unsubscribed'] = unsubscribed
|
|
ret['email_dict'] = email_dict
|
|
if event_types is None or "presence" in event_types:
|
|
ret['presences'] = get_status_dict(user_profile)
|
|
if event_types is None or "referral" in event_types:
|
|
ret['referrals'] = {'granted': user_profile.invites_granted,
|
|
'used': user_profile.invites_used}
|
|
if event_types is None or "update_message_flags" in event_types:
|
|
# There's no initial data for message flag updates, client will
|
|
# get any updates during a session from get_events()
|
|
pass
|
|
if event_types is None or "realm_emoji" in event_types:
|
|
ret['realm_emoji'] = user_profile.realm.get_emoji()
|
|
if event_types is None or "alert_words" in event_types:
|
|
ret['alert_words'] = user_alert_words(user_profile)
|
|
if event_types is None or "muted_topics" in event_types:
|
|
ret['muted_topics'] = ujson.loads(user_profile.muted_topics)
|
|
|
|
# Apply events that came in while we were fetching initial data
|
|
events = get_user_events(user_profile, queue_id, -1)
|
|
for event in events:
|
|
if event['type'] == "message":
|
|
ret['max_message_id'] = max(ret['max_message_id'], event['message']['id'])
|
|
elif event['type'] == "pointer":
|
|
ret['pointer'] = max(ret['pointer'], event['pointer'])
|
|
elif event['type'] == "realm_user":
|
|
# We handle update by just removing the old value and
|
|
# adding the new one.
|
|
if event['op'] == "remove" or event['op'] == "update":
|
|
person = event['person']
|
|
ret['realm_users'] = filter(lambda p: p['email'] != person['email'],
|
|
ret['realm_users'])
|
|
if event['op'] == "add" or event['op'] == "update":
|
|
ret['realm_users'].append(event['person'])
|
|
elif event['type'] == "subscriptions":
|
|
if event['op'] in ["add", "remove"]:
|
|
subscriptions_to_filter = set(sub['name'].lower() for sub in event["subscriptions"])
|
|
# We add the new subscriptions to the list of streams the
|
|
# user is subscribed to, and also remove/add them from the
|
|
# list of streams the user is not subscribed to (which we
|
|
# are still sending on data about so that e.g. colors and
|
|
# the in_home_view bit are properly available for those streams)
|
|
#
|
|
# And we do the opposite filtering process for unsubscribe events.
|
|
if event['op'] == "add":
|
|
ret['subscriptions'] += event['subscriptions']
|
|
ret['unsubscribed'] = filter(lambda s: s['name'].lower() not in subscriptions_to_filter,
|
|
ret['unsubscribed'])
|
|
elif event['op'] == "remove":
|
|
ret['unsubscribed'] += event['subscriptions']
|
|
ret['subscriptions'] = filter(lambda s: s['name'].lower() not in subscriptions_to_filter,
|
|
ret['subscriptions'])
|
|
elif event['op'] == 'update':
|
|
for sub in ret['subscriptions']:
|
|
if sub['name'].lower() == event['name'].lower():
|
|
sub[event['property']] = event['value']
|
|
elif event['op'] == 'peer_add':
|
|
for sub in ret['subscriptions']:
|
|
if (sub['name'] in event['subscriptions'] and
|
|
event['user_email'] not in sub['subscribers']):
|
|
sub['subscribers'].append(event['user_email'])
|
|
elif event['op'] == 'peer_remove':
|
|
for sub in ret['subscriptions']:
|
|
if (sub['name'] in event['subscriptions'] and
|
|
event['user_email'] in sub['subscribers']):
|
|
sub['subscribers'].remove(event['user_email'])
|
|
elif event['type'] == "presence":
|
|
ret['presences'][event['email']] = event['presence']
|
|
elif event['type'] == "update_message":
|
|
# The client will get the updated message directly
|
|
pass
|
|
elif event['type'] == "referral":
|
|
ret['referrals'] = event['referrals']
|
|
elif event['type'] == "update_message_flags":
|
|
# The client will get the message with the updated flags directly
|
|
pass
|
|
elif event['type'] == "realm_emoji":
|
|
ret['realm_emoji'] = event['realm_emoji']
|
|
elif event['type'] == "alert_words":
|
|
ret['alert_words'] = event['alert_words']
|
|
else:
|
|
raise ValueError("Unexpected event type %s" % (event['type'],))
|
|
|
|
if events:
|
|
ret['last_event_id'] = events[-1]['id']
|
|
else:
|
|
ret['last_event_id'] = -1
|
|
|
|
return ret
|
|
|
|
def do_send_confirmation_email(invitee, referrer):
|
|
"""
|
|
Send the confirmation/welcome e-mail to an invited user.
|
|
|
|
`invitee` is a PreregistrationUser.
|
|
`referrer` is a UserProfile.
|
|
"""
|
|
subject_template_path = 'confirmation/invite_email_subject.txt'
|
|
body_template_path = 'confirmation/invite_email_body.txt'
|
|
context = {'referrer': referrer,
|
|
'support_email': settings.ZULIP_ADMINISTRATOR,
|
|
'enterprise': settings.ENTERPRISE}
|
|
|
|
if referrer.realm.domain == 'mit.edu':
|
|
subject_template_path = 'confirmation/mituser_invite_email_subject.txt'
|
|
body_template_path = 'confirmation/mituser_invite_email_body.txt'
|
|
|
|
Confirmation.objects.send_confirmation(
|
|
invitee, invitee.email, additional_context=context,
|
|
subject_template_path=subject_template_path,
|
|
body_template_path=body_template_path)
|
|
|
|
def hashchange_encode(string):
|
|
# Do the same encoding operation as hashchange.encodeHashComponent on the
|
|
# frontend.
|
|
return urllib.quote(
|
|
string.encode("utf-8")).replace(".", "%2E").replace("%", ".")
|
|
|
|
def pm_narrow_url(participants):
|
|
participants.sort()
|
|
base_url = "https://%s/#narrow/pm-with/" % (settings.EXTERNAL_HOST,)
|
|
return base_url + hashchange_encode(",".join(participants))
|
|
|
|
def stream_narrow_url(stream):
|
|
base_url = "https://%s/#narrow/stream/" % (settings.EXTERNAL_HOST,)
|
|
return base_url + hashchange_encode(stream)
|
|
|
|
def topic_narrow_url(stream, topic):
|
|
base_url = "https://%s/#narrow/stream/" % (settings.EXTERNAL_HOST,)
|
|
return "%s%s/topic/%s" % (base_url, hashchange_encode(stream),
|
|
hashchange_encode(topic))
|
|
|
|
def build_message_list(user_profile, messages):
|
|
"""
|
|
Builds the message list object for the missed message email template.
|
|
The messages are collapsed into per-recipient and per-sender blocks, like
|
|
our web interface
|
|
"""
|
|
messages_to_render = []
|
|
|
|
def sender_string(message):
|
|
sender = ''
|
|
if message.recipient.type in (Recipient.STREAM, Recipient.HUDDLE):
|
|
sender = message.sender.full_name
|
|
return sender
|
|
|
|
def build_message_payload(message):
|
|
return {'plain': message.content,
|
|
'html': message.rendered_content}
|
|
|
|
def build_sender_payload(message):
|
|
sender = sender_string(message)
|
|
return {'sender': sender,
|
|
'content': [build_message_payload(message)]}
|
|
|
|
def message_header(user_profile, message):
|
|
disp_recipient = get_display_recipient(message.recipient)
|
|
if message.recipient.type == Recipient.PERSONAL:
|
|
header = "You and %s" % (message.sender.full_name)
|
|
html_link = pm_narrow_url([message.sender.email])
|
|
header_html = "<a href='%s'>%s</a>" % (html_link, header)
|
|
elif message.recipient.type == Recipient.HUDDLE:
|
|
other_recipients = [r['full_name'] for r in disp_recipient
|
|
if r['email'] != user_profile.email]
|
|
header = "You and %s" % (", ".join(other_recipients),)
|
|
html_link = pm_narrow_url([r["email"] for r in disp_recipient
|
|
if r["email"] != user_profile.email])
|
|
header_html = "<a href='%s'>%s</a>" % (html_link, header)
|
|
else:
|
|
header = "%s > %s" % (disp_recipient, message.subject)
|
|
stream_link = stream_narrow_url(disp_recipient)
|
|
topic_link = topic_narrow_url(disp_recipient, message.subject)
|
|
header_html = "<a href='%s'>%s</a> > <a href='%s'>%s</a>" % (
|
|
stream_link, disp_recipient, topic_link, message.subject)
|
|
return {"plain": header,
|
|
"html": header_html}
|
|
|
|
# # Collapse message list to
|
|
# [
|
|
# {
|
|
# "header": {
|
|
# "plain":"header",
|
|
# "html":"htmlheader"
|
|
# }
|
|
# "senders":[
|
|
# {
|
|
# "sender":"sender_name",
|
|
# "content":[
|
|
# {
|
|
# "plain":"content",
|
|
# "html":"htmlcontent"
|
|
# }
|
|
# {
|
|
# "plain":"content",
|
|
# "html":"htmlcontent"
|
|
# }
|
|
# ]
|
|
# }
|
|
# ]
|
|
# },
|
|
# ]
|
|
|
|
for message in messages:
|
|
header = message_header(user_profile, message)
|
|
|
|
# If we want to collapse into the previous recipient block
|
|
if len(messages_to_render) > 0 and messages_to_render[-1]['header'] == header:
|
|
sender = sender_string(message)
|
|
sender_block = messages_to_render[-1]['senders']
|
|
|
|
# Same message sender, collapse again
|
|
if sender_block[-1]['sender'] == sender:
|
|
sender_block[-1]['content'].append(build_message_payload(message))
|
|
else:
|
|
# Start a new sender block
|
|
sender_block.append(build_sender_payload(message))
|
|
else:
|
|
# New recipient and sender block
|
|
recipient_block = {'header': header,
|
|
'senders': [build_sender_payload(message)]}
|
|
|
|
messages_to_render.append(recipient_block)
|
|
|
|
return messages_to_render
|
|
|
|
@statsd_increment("missed_message_reminders")
|
|
def do_send_missedmessage_events(user_profile, missed_messages):
|
|
"""
|
|
Send a reminder email and/or push notifications to a user if she's missed some PMs by being offline
|
|
|
|
`user_profile` is the user to send the reminder to
|
|
`missed_messages` is a list of Message objects to remind about
|
|
"""
|
|
senders = set(m.sender.full_name for m in missed_messages)
|
|
sender_str = ", ".join(senders)
|
|
plural_messages = 's' if len(missed_messages) > 1 else ''
|
|
if user_profile.enable_offline_email_notifications:
|
|
template_payload = {'name': user_profile.full_name,
|
|
'messages': build_message_list(user_profile, missed_messages),
|
|
'message_count': len(missed_messages),
|
|
'url': 'https://%s' % (settings.EXTERNAL_URL,),
|
|
'reply_warning': False,
|
|
'externl_host': settings.EXTERNAL_URL}
|
|
headers = {}
|
|
if all(msg.recipient.type in (Recipient.HUDDLE, Recipient.PERSONAL)
|
|
for msg in missed_messages):
|
|
# If we have one huddle, set a reply-to to all of the members
|
|
# of the huddle except the user herself
|
|
disp_recipients = [", ".join(recipient['email']
|
|
for recipient in get_display_recipient(mesg.recipient)
|
|
if recipient['email'] != user_profile.email)
|
|
for mesg in missed_messages]
|
|
if all(msg.recipient.type == Recipient.HUDDLE for msg in missed_messages) and \
|
|
len(set(disp_recipients)) == 1:
|
|
headers['Reply-To'] = disp_recipients[0]
|
|
elif len(senders) == 1:
|
|
headers['Reply-To'] = missed_messages[0].sender.email
|
|
else:
|
|
template_payload['reply_warning'] = True
|
|
else:
|
|
# There are some @-mentions mixed in with personals
|
|
template_payload['mention'] = True
|
|
template_payload['reply_warning'] = True
|
|
headers['Reply-To'] = "Nobody <%>" % (settings.NOREPLY_EMAIL_ADDRESS,)
|
|
|
|
subject = "Missed Zulip%s from %s" % (plural_messages, sender_str)
|
|
from_email = "%s (via Zulip) <%>" % (sender_str, settings.NOREPLY_EMAIL_ADDRESS)
|
|
|
|
text_content = loader.render_to_string('zerver/missed_message_email.txt', template_payload)
|
|
html_content = loader.render_to_string('zerver/missed_message_email_html.txt', template_payload)
|
|
|
|
msg = EmailMultiAlternatives(subject, text_content, from_email, [user_profile.email],
|
|
headers = headers)
|
|
msg.attach_alternative(html_content, "text/html")
|
|
msg.send()
|
|
|
|
user_profile.last_reminder = datetime.datetime.now()
|
|
user_profile.save(update_fields=['last_reminder'])
|
|
|
|
if user_profile.enable_offline_push_notifications:
|
|
if num_push_devices_for_user(user_profile) == 0:
|
|
return
|
|
|
|
badge_count = len(missed_messages)
|
|
|
|
# Determine what alert string to display based on the missed messages
|
|
if all(msg.recipient.type == Recipient.HUDDLE for msg in missed_messages):
|
|
alert = "New private group message%s from %s" % (plural_messages, sender_str)
|
|
elif all(msg.recipient.type == Recipient.PERSONAL for msg in missed_messages):
|
|
alert = "New private message%s from %s" % (plural_messages, sender_str)
|
|
elif all(msg.recipient.type == Recipient.STREAM for msg in missed_messages):
|
|
alert = "New mention%s from %s" % (plural_messages, sender_str)
|
|
else:
|
|
alert = "New Zulip mentions and private messages from %s" % (sender_str,)
|
|
|
|
extra_data = {'message_ids': [amsg.id for amsg in missed_messages]}
|
|
|
|
send_apple_push_notification(user_profile, alert, badge=badge_count, zulip=extra_data)
|
|
|
|
def handle_missedmessage_emails(user_profile_id, missed_email_events):
|
|
message_ids = [event.get('message_id') for event in missed_email_events]
|
|
|
|
user_profile = get_user_profile_by_id(user_profile_id)
|
|
messages = [um.message for um in UserMessage.objects.filter(user_profile=user_profile,
|
|
message__id__in=message_ids,
|
|
flags=~UserMessage.flags.read)]
|
|
|
|
if messages:
|
|
do_send_missedmessage_events(user_profile, messages)
|
|
|
|
def user_email_is_unique(value):
|
|
try:
|
|
get_user_profile_by_email(value)
|
|
raise ValidationError(u'%s is already registered' % value)
|
|
except UserProfile.DoesNotExist:
|
|
pass
|
|
|
|
def do_invite_users(user_profile, invitee_emails, streams):
|
|
new_prereg_users = []
|
|
errors = []
|
|
skipped = []
|
|
|
|
ret_error = None
|
|
ret_error_data = {}
|
|
|
|
for email in invitee_emails:
|
|
if email == '':
|
|
continue
|
|
|
|
try:
|
|
validators.validate_email(email)
|
|
except ValidationError:
|
|
errors.append((email, "Invalid address."))
|
|
continue
|
|
|
|
domains = [user_profile.realm.domain.lower()]
|
|
domains.extend(realm_aliases(user_profile.realm))
|
|
if user_profile.realm.restricted_to_domain and email_to_domain(email).lower() not in domains:
|
|
errors.append((email, "Outside your domain."))
|
|
continue
|
|
|
|
try:
|
|
user_email_is_unique(email)
|
|
except ValidationError:
|
|
skipped.append((email, "Already has an account."))
|
|
continue
|
|
|
|
# The logged in user is the referrer.
|
|
prereg_user = PreregistrationUser(email=email, referred_by=user_profile)
|
|
|
|
# We save twice because you cannot associate a ManyToMany field
|
|
# on an unsaved object.
|
|
prereg_user.save()
|
|
prereg_user.streams = streams
|
|
prereg_user.save()
|
|
|
|
new_prereg_users.append(prereg_user)
|
|
|
|
if errors:
|
|
ret_error = "Some emails did not validate, so we didn't send any invitations."
|
|
ret_error_data = {'errors': errors}
|
|
|
|
if skipped and len(skipped) == len(invitee_emails):
|
|
# All e-mails were skipped, so we didn't actually invite anyone.
|
|
ret_error = "We weren't able to invite anyone."
|
|
ret_error_data = {'errors': skipped}
|
|
return ret_error, ret_error_data
|
|
|
|
# If we encounter an exception at any point before now, there are no unwanted side-effects,
|
|
# since it is totally fine to have duplicate PreregistrationUsers
|
|
for user in new_prereg_users:
|
|
event = {"email": user.email, "referrer_email": user_profile.email}
|
|
queue_json_publish("invites", event,
|
|
lambda event: do_send_confirmation_email(user, user_profile))
|
|
|
|
if skipped:
|
|
ret_error = "Some of those addresses are already using Zulip, \
|
|
so we didn't send them an invitation. We did send invitations to everyone else!"
|
|
ret_error_data = {'errors': skipped}
|
|
|
|
return ret_error, ret_error_data
|
|
|
|
def send_referral_event(user_profile):
|
|
notice = dict(event=dict(type="referral",
|
|
referrals=dict(granted=user_profile.invites_granted,
|
|
used=user_profile.invites_used)),
|
|
users=[user_profile.id])
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
def do_refer_friend(user_profile, email):
|
|
content = """Referrer: "%s" <%s>
|
|
Realm: %s
|
|
Referred: %s""" % (user_profile.full_name, user_profile.email, user_profile.realm.domain, email)
|
|
subject = "Zulip referral: %s" % (email,)
|
|
from_email = '"%s" <%s>' % (user_profile.full_name, 'referrals@zulip.com')
|
|
to_email = '"Zulip Referrals" <zulip+referrals@zulip.com>'
|
|
headers = {'Reply-To' : '"%s" <%s>' % (user_profile.full_name, user_profile.email,)}
|
|
msg = EmailMessage(subject, content, from_email, [to_email], headers=headers)
|
|
msg.send()
|
|
|
|
referral = Referral(user_profile=user_profile, email=email)
|
|
referral.save()
|
|
user_profile.invites_used += 1
|
|
user_profile.save(update_fields=['invites_used'])
|
|
|
|
send_referral_event(user_profile)
|
|
|
|
def notify_realm_emoji(realm):
|
|
notice = dict(event=dict(type="realm_emoji", op="update",
|
|
realm_emoji=realm.get_emoji()),
|
|
users=[userdict['id'] for userdict in get_active_user_dicts_in_realm(realm)])
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
def do_add_realm_emoji(realm, name, img_url):
|
|
RealmEmoji(realm=realm, name=name, img_url=img_url).save()
|
|
notify_realm_emoji(realm)
|
|
|
|
def do_remove_realm_emoji(realm, name):
|
|
RealmEmoji.objects.get(realm=realm, name=name).delete()
|
|
notify_realm_emoji(realm)
|
|
|
|
def notify_alert_words(user_profile, words):
|
|
notice = dict(event=dict(type="alert_words", alert_words=words),
|
|
users=[user_profile.id])
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
def do_add_alert_words(user_profile, alert_words):
|
|
words = add_user_alert_words(user_profile, alert_words)
|
|
notify_alert_words(user_profile, words)
|
|
|
|
def do_remove_alert_words(user_profile, alert_words):
|
|
words = remove_user_alert_words(user_profile, alert_words)
|
|
notify_alert_words(user_profile, words)
|
|
|
|
def do_set_alert_words(user_profile, alert_words):
|
|
set_user_alert_words(user_profile, alert_words)
|
|
notify_alert_words(user_profile, alert_words)
|
|
|
|
def do_set_muted_topics(user_profile, muted_topics):
|
|
user_profile.muted_topics = ujson.dumps(muted_topics)
|
|
user_profile.save(update_fields=['muted_topics'])
|
|
notice = dict(event=dict(type="muted_topics", muted_topics=muted_topics),
|
|
users=[user_profile.id])
|
|
tornado_callbacks.send_notification(notice)
|
|
|
|
def get_emails_from_user_ids(user_ids):
|
|
# We may eventually use memcached to speed this up, but the DB is fast.
|
|
return UserProfile.emails_from_ids(user_ids)
|
|
|
|
@uses_mandrill
|
|
def clear_followup_emails_queue(email, mail_client=None):
|
|
"""
|
|
Clear out queued emails (from Mandrill's queue) that would otherwise
|
|
be sent to a specific email address. Optionally specify which sender
|
|
to filter by (useful when there are more Zulip subsystems using our
|
|
mandrill account).
|
|
|
|
`email` is a string representing the recipient email
|
|
`from_email` is a string representing the zulip email account used
|
|
to send the email (for example `support@zulip.com` or `signups@zulip.com`)
|
|
"""
|
|
# Zulip Enterprise implementation
|
|
if not mail_client:
|
|
items = ScheduledJob.objects.filter(type=ScheduledJob.EMAIL, filter_string__iexact = email)
|
|
items.delete()
|
|
return
|
|
|
|
# Mandrill implementation
|
|
for email in mail_client.messages.list_scheduled(to=email):
|
|
result = mail_client.messages.cancel_scheduled(id=email["_id"])
|
|
if result.get("status") == "error":
|
|
print result.get("name"), result.get("error")
|
|
return
|
|
|
|
@uses_mandrill
|
|
def send_future_email(recipients, email_html, email_text, subject,
|
|
delay=datetime.timedelta(0), sender=None,
|
|
tags=[], mail_client=None):
|
|
"""
|
|
Sends email via Mandrill, with optional delay
|
|
|
|
'mail_client' is filled in by the decorator
|
|
"""
|
|
# message = {"from_email": "othello@zulip.com",
|
|
# "from_name": "Othello",
|
|
# "html": "<p>hello</p> there",
|
|
# "tags": ["signup-reminders"],
|
|
# "to": [{'email':"acrefoot@zulip.com", 'name': "thingamajig"}]
|
|
# }
|
|
|
|
# Zulip Enterprise implementation
|
|
if not mail_client:
|
|
if sender is None:
|
|
# This may likely overridden by settings.DEFAULT_FROM_EMAIL
|
|
sender = {'email': settings.NOREPLY_EMAIL_ADDRESS, 'name': 'Zulip'}
|
|
for recipient in recipients:
|
|
email_fields = {'email_html': email_html,
|
|
'email_subject': subject,
|
|
'email_text': email_text,
|
|
'recipient_email': recipient.get('email'),
|
|
'recipient_name': recipient.get('name'),
|
|
'sender_email': sender['email'],
|
|
'sender_name': sender['name']}
|
|
ScheduledJob.objects.create(type=ScheduledJob.EMAIL, filter_string=recipient.get('email'),
|
|
data=ujson.dumps(email_fields),
|
|
scheduled_timestamp=datetime.datetime.utcnow() + delay)
|
|
return
|
|
|
|
# Mandrill implementation
|
|
if sender is None:
|
|
sender = {'email': settings.NOREPLY_EMAIL_ADDRESS, 'name': 'Zulip'}
|
|
|
|
message = {'from_email': sender['email'],
|
|
'from_name': sender['name'],
|
|
'to': recipients,
|
|
'subject': subject,
|
|
'html': email_html,
|
|
'text': email_text,
|
|
'tags': tags,
|
|
}
|
|
# ignore any delays smaller than 1-minute because it's cheaper just to sent them immediately
|
|
if type(delay) is not datetime.timedelta:
|
|
raise TypeError("specified delay is of the wrong type: %s" % (type(delay),))
|
|
if delay < datetime.timedelta(minutes=1):
|
|
results = mail_client.messages.send(message=message, async=False, ip_pool="Main Pool")
|
|
else:
|
|
send_time = (datetime.datetime.utcnow() + delay).__format__("%Y-%m-%d %H:%M:%S")
|
|
results = mail_client.messages.send(message=message, async=False, ip_pool="Main Pool", send_at=send_time)
|
|
problems = [result for result in results if (result['status'] in ('rejected', 'invalid'))]
|
|
if problems:
|
|
raise Exception("While sending email (%s), encountered problems with these recipients: %r"
|
|
% (subject, problems))
|
|
return
|
|
|
|
def send_local_email_template_with_delay(recipients, template_prefix,
|
|
template_payload, delay,
|
|
tags=[], sender={'email': settings.NOREPLY_EMAIL_ADDRESS, 'name': 'Zulip'}):
|
|
html_content = loader.render_to_string(template_prefix + ".html", template_payload)
|
|
text_content = loader.render_to_string(template_prefix + ".text", template_payload)
|
|
subject = loader.render_to_string(template_prefix + ".subject", template_payload).strip()
|
|
|
|
return send_future_email(recipients,
|
|
html_content,
|
|
text_content,
|
|
subject,
|
|
delay=delay,
|
|
sender=sender,
|
|
tags=tags)
|
|
|
|
def realm_aliases(realm):
|
|
return [alias.domain for alias in realm.realmalias_set.all()]
|
|
|
|
def alias_for_realm(domain):
|
|
try:
|
|
return RealmAlias.objects.get(domain=domain)
|
|
except RealmAlias.DoesNotExist:
|
|
return None
|
|
|
|
def convert_html_to_markdown(html):
|
|
# On Linux, the tool installs as html2markdown, and there's a command called
|
|
# html2text that does something totally different. On OSX, the tool installs
|
|
# as html2text.
|
|
commands = ["html2markdown", "html2text"]
|
|
|
|
for command in commands:
|
|
try:
|
|
# A body width of 0 means do not try to wrap the text for us.
|
|
p = subprocess.Popen(
|
|
[command, "--body-width=0"], stdout=subprocess.PIPE,
|
|
stdin=subprocess.PIPE, stderr=subprocess.STDOUT)
|
|
break
|
|
except OSError:
|
|
continue
|
|
|
|
markdown = p.communicate(input=html.encode("utf-8"))[0].strip()
|
|
# We want images to get linked and inline previewed, but html2text will turn
|
|
# them into links of the form ``, which is
|
|
# ugly. Run a regex over the resulting description, turning links of the
|
|
# form `` into
|
|
# `[image.png](http://foo.com/image.png)`.
|
|
return re.sub(r"!\[\]\((\S*)/(\S*)\?(\S*)\)",
|
|
r"[\2](\1/\2)", markdown).decode("utf-8")
|