from __future__ import absolute_import from django.conf import settings from django.contrib.auth import authenticate, login from django.contrib.auth.decorators import login_required from django.core.urlresolvers import reverse from django.http import HttpResponseRedirect from django.shortcuts import render_to_response, redirect from django.template import RequestContext, loader from django.utils.timezone import now from django.core.exceptions import ValidationError from django.core import validators from django.contrib.auth.views import login as django_login_page, \ logout_then_login as django_logout_then_login from django.db.models import Q, F from django.core.mail import send_mail, mail_admins, EmailMessage from django.db import transaction from zerver.models import Message, UserProfile, Stream, Subscription, \ Recipient, Realm, UserMessage, bulk_get_recipients, \ PreregistrationUser, get_client, MitUser, UserActivity, \ MAX_SUBJECT_LENGTH, get_stream, bulk_get_streams, UserPresence, \ get_recipient, valid_stream_name, to_dict_cache_key, to_dict_cache_key_id, \ extract_message_dict, stringify_message_dict, parse_usermessage_flags, \ email_to_domain, email_to_username, get_realm, completely_open from zerver.lib.actions import do_remove_subscription, bulk_remove_subscriptions, \ do_change_password, create_mit_user_if_needed, do_change_full_name, \ do_change_enable_desktop_notifications, do_change_enter_sends, do_change_enable_sounds, \ do_send_confirmation_email, do_activate_user, do_create_user, check_send_message, \ do_change_subscription_property, internal_send_message, \ create_stream_if_needed, gather_subscriptions, subscribed_to_stream, \ update_user_presence, bulk_add_subscriptions, update_message_flags, \ recipient_for_emails, extract_recipients, do_events_register, \ get_status_dict, do_change_enable_offline_email_notifications, \ do_update_onboarding_steps, do_update_message, internal_prep_message, \ do_send_messages, do_add_subscription, get_default_subs, do_deactivate, \ user_email_is_unique, do_invite_users, do_refer_friend from zerver.lib.create_user import random_api_key from zerver.forms import RegistrationForm, HomepageForm, ToSForm, CreateBotForm, \ is_inactive, isnt_mit from django.views.decorators.csrf import csrf_exempt, csrf_protect from django_openid_auth.views import default_render_failure, login_complete from openid.consumer.consumer import SUCCESS as openid_SUCCESS from openid.extensions import ax from zerver.lib import bugdown from zerver.decorator import require_post, \ authenticated_api_view, authenticated_json_post_view, \ has_request_variables, authenticated_json_view, \ to_non_negative_int, json_to_dict, json_to_list, json_to_bool, \ JsonableError, get_user_profile_by_email, \ authenticated_rest_api_view, process_as_post, REQ, rate_limit_user from zerver.lib.query import last_n from zerver.lib.avatar import avatar_url from zerver.lib.upload import upload_message_image, upload_avatar_image from zerver.lib.response import json_success, json_error, json_response, json_method_not_allowed from zerver.lib.cache import cache_get_many, cache_set_many, \ generic_bulk_cached_fetch from zerver.lib.unminify import SourceMap from zerver.lib.queue import queue_json_publish from zerver.lib.utils import statsd, generate_random_token from zerver import tornado_callbacks from django.db import connection from confirmation.models import Confirmation import subprocess import datetime import ujson import simplejson import re import urllib import base64 import time import logging from os import path from functools import wraps from collections import defaultdict from defusedxml.ElementTree import fromstring as xml_fromstring def list_to_streams(streams_raw, user_profile, autocreate=False, invite_only=False): """Converts plaintext stream names to a list of Streams, validating input in the process For each stream name, we validate it to ensure it meets our requirements for a proper stream name: that is, that it is shorter than 30 characters and passes valid_stream_name. We also ensure the stream is visible to the user_profile who made the request; a call to list_to_streams will fail if one of the streams is invite_only and user_profile is not already on the stream. This function in autocreate mode should be atomic: either an exception will be raised during a precheck, or all the streams specified will have been created if applicable. @param streams_raw The list of stream names to process @param user_profile The user for whom we are retreiving the streams @param autocreate Whether we should create streams if they don't already exist @param invite_only Whether newly created streams should have the invite_only bit set """ streams = [] # Validate all streams, getting extant ones, then get-or-creating the rest. stream_set = set(stream_name.strip() for stream_name in streams_raw) rejects = [] for stream_name in stream_set: if len(stream_name) > Stream.MAX_NAME_LENGTH: raise JsonableError("Stream name (%s) too long." % (stream_name,)) if not valid_stream_name(stream_name): raise JsonableError("Invalid stream name (%s)." % (stream_name,)) existing_streams = bulk_get_streams(user_profile.realm, stream_set) for stream_name in stream_set: stream = existing_streams.get(stream_name.lower()) if stream is None: rejects.append(stream_name) else: streams.append(stream) # Verify we can access the stream. Note that this part # does not use a bulk query, and thus will perform poorly # if a user queries a lot of invite-only streams. if stream.invite_only and not subscribed_to_stream(user_profile, stream): raise JsonableError("Unable to access invite-only stream (%s)." % stream.name) if autocreate: for stream_name in rejects: stream, created = create_stream_if_needed(user_profile.realm, stream_name, invite_only=invite_only) streams.append(stream) elif rejects: raise JsonableError("Stream(s) (%s) do not exist" % ", ".join(rejects)) return streams def send_signup_message(sender, signups_stream, user_profile, internal=False): if internal: # When this is done using manage.py vs. the web interface internal_blurb = " **INTERNAL SIGNUP** " else: internal_blurb = " " internal_send_message(sender, "stream", signups_stream, user_profile.realm.domain, "%s <`%s`> just signed up for Zulip!%s(total: **%i**)" % ( user_profile.full_name, user_profile.email, internal_blurb, UserProfile.objects.filter(realm=user_profile.realm, is_active=True).count(), ) ) def notify_new_user(user_profile, internal=False): send_signup_message("new-user-bot@zulip.com", "signups", user_profile, internal) statsd.gauge("users.signups.%s" % (user_profile.realm.domain.replace('.', '_')), 1, delta=True) class PrincipalError(JsonableError): def __init__(self, principal): self.principal = principal def to_json_error_msg(self): return ("User not authorized to execute queries on behalf of '%s'" % (self.principal,)) def principal_to_user_profile(agent, principal): principal_doesnt_exist = False try: principal_user_profile = get_user_profile_by_email(principal) except UserProfile.DoesNotExist: principal_doesnt_exist = True if (principal_doesnt_exist or agent.realm.domain == 'mit.edu' or agent.realm != principal_user_profile.realm): # We have to make sure we don't leak information about which users # are registered for Zulip in a different realm. We could do # something a little more clever and check the domain part of the # principal to maybe give a better error message raise PrincipalError(principal) return principal_user_profile METHODS = ('GET', 'HEAD', 'POST', 'PUT', 'DELETE', 'PATCH') # Import the Tornado REST views that are used by rest_dispatch from zerver.tornadoviews import get_events_backend, get_updates_backend @csrf_exempt def rest_dispatch(request, **kwargs): supported_methods = {} # duplicate kwargs so we can mutate the original as we go for arg in list(kwargs): if arg in METHODS: supported_methods[arg] = kwargs[arg] del kwargs[arg] if request.method in supported_methods.keys(): target_function = globals()[supported_methods[request.method]] # We want to support authentication by both cookies (web client) # and API keys (API clients). In the former case, we want to # do a check to ensure that CSRF etc is honored, but in the latter # we can skip all of that. # # Security implications of this portion of the code are minimal, # as we should worst-case fail closed if we miscategorise a request. if request.user.is_authenticated(): # Authenticated via sessions framework, only CSRF check needed target_function = csrf_protect(authenticated_json_view(target_function)) else: # Wrap function with decorator to authenticate the user before # proceeding target_function = authenticated_rest_api_view(target_function) if request.method not in ["GET", "POST"]: # process_as_post needs to be the outer decorator, because # otherwise we might access and thus cache a value for # request.REQUEST. target_function = process_as_post(target_function) return target_function(request, **kwargs) return json_method_not_allowed(supported_methods.keys()) @require_post @has_request_variables def beta_signup_submission(request, name=REQ, email=REQ, company=REQ, count=REQ, product=REQ): content = """Name: %s Email: %s Company: %s # users: %s Currently using: %s""" % (name, email, company, count, product,) subject = "Interest in Zulip: %s" % (company,) from_email = '"%s" ' % (name,) to_email = '"Zulip Signups" ' headers = {'Reply-To' : '"%s" <%s>' % (name, email,)} msg = EmailMessage(subject, content, from_email, [to_email], headers=headers) msg.send() return json_success() @require_post def accounts_register(request): key = request.POST['key'] confirmation = Confirmation.objects.get(confirmation_key=key) prereg_user = confirmation.content_object email = prereg_user.email mit_beta_user = isinstance(confirmation.content_object, MitUser) validators.validate_email(email) # If someone invited you, you are joining their realm regardless # of your e-mail address. # # MitUsers can't be referred and don't have a referred_by field. if not mit_beta_user and prereg_user.referred_by: domain = prereg_user.referred_by.realm.domain elif prereg_user.realm: # You have a realm set, even though nobody referred you. This # happens if you sign up through a special URL for an open # realm. domain = prereg_user.realm.domain else: domain = email_to_domain(email) try: if mit_beta_user: # MIT users already exist, but are supposed to be inactive. is_inactive(email) else: # Other users should not already exist at all. user_email_is_unique(email) except ValidationError: return HttpResponseRedirect(reverse('django.contrib.auth.views.login') + '?email=' + urllib.quote_plus(email)) if request.POST.get('from_confirmation'): form = RegistrationForm() else: form = RegistrationForm(request.POST) if form.is_valid(): password = form.cleaned_data['password'] full_name = form.cleaned_data['full_name'] short_name = email_to_username(email) (realm, _) = Realm.objects.get_or_create(domain=domain) first_in_realm = len(UserProfile.objects.filter(realm=realm)) == 0 # FIXME: sanitize email addresses and fullname if mit_beta_user: user_profile = get_user_profile_by_email(email) do_activate_user(user_profile) do_change_password(user_profile, password) do_change_full_name(user_profile, full_name) else: user_profile = do_create_user(email, password, realm, full_name, short_name) # We want to add the default subs list iff there were no subs # specified when the user was invited. streams = prereg_user.streams.all() if len(streams) == 0: streams = get_default_subs(user_profile) for stream in streams: do_add_subscription(user_profile, stream) if prereg_user.referred_by is not None: # This is a cross-realm private message. internal_send_message("new-user-bot@zulip.com", "private", prereg_user.referred_by.email, user_profile.realm.domain, "%s <`%s`> accepted your invitation to join Zulip!" % ( user_profile.full_name, user_profile.email, ) ) # Mark any other PreregistrationUsers that are STATUS_ACTIVE as inactive # so we can find the PreregistrationUser that we are actually working # with here PreregistrationUser.objects.filter(email=email) \ .exclude(id=prereg_user.id) \ .update(status=0) notify_new_user(user_profile) queue_json_publish( "signups", { 'EMAIL': email, 'merge_vars': { 'NAME': full_name, 'REALM': domain, 'OPTIN_IP': request.META['REMOTE_ADDR'], 'OPTIN_TIME': datetime.datetime.isoformat(datetime.datetime.now()), }, }, lambda event: None) login(request, authenticate(username=email, password=password)) if first_in_realm: return HttpResponseRedirect(reverse('zerver.views.initial_invite_page')) else: return HttpResponseRedirect(reverse('zerver.views.home')) return render_to_response('zerver/register.html', {'form': form, 'company_name': domain, 'email': email, 'key': key, 'gafyd_name': request.POST.get('gafyd_name', False), }, context_instance=RequestContext(request)) @login_required(login_url = settings.HOME_NOT_LOGGED_IN) def accounts_accept_terms(request): email = request.user.email domain = email_to_domain(email) if request.method == "POST": form = ToSForm(request.POST) if form.is_valid(): full_name = form.cleaned_data['full_name'] send_mail('Terms acceptance for ' + full_name, loader.render_to_string('zerver/tos_accept_body.txt', {'name': full_name, 'email': email, 'ip': request.META['REMOTE_ADDR'], 'browser': request.META['HTTP_USER_AGENT']}), "humbug@humbughq.com", ["all@zulip.com"]) do_change_full_name(request.user, full_name) return redirect(home) else: form = ToSForm() return render_to_response('zerver/accounts_accept_terms.html', { 'form': form, 'company_name': domain, 'email': email }, context_instance=RequestContext(request)) def api_endpoint_docs(request): raw_calls = open('templates/zerver/api_content.json', 'r').read() calls = ujson.loads(raw_calls) langs = set() for call in calls: response = call['example_response'] if not '\n' in response: # For 1-line responses, pretty-print them extended_response = response.replace(", ", ",\n ") else: extended_response = response call['rendered_response'] = bugdown.convert("~~~ .py\n" + extended_response + "\n~~~\n", "default") for example_type in ('request', 'response'): for lang in call.get('example_' + example_type, []): langs.add(lang) return render_to_response( 'zerver/api_endpoints.html', { 'content': calls, 'langs': langs, }, context_instance=RequestContext(request)) @authenticated_json_post_view @has_request_variables def json_invite_users(request, user_profile, invitee_emails=REQ): # Validation if settings.ALLOW_REGISTER == False: try: isnt_mit(user_profile.email) except ValidationError: return json_error("Invitations are not enabled for MIT at this time.") if not invitee_emails: return json_error("You must specify at least one email address.") invitee_emails = set(re.split(r'[, \n]', invitee_emails)) stream_names = request.POST.getlist('stream') if not stream_names: return json_error("You must specify at least one stream for invitees to join.") streams = [] for stream_name in stream_names: stream = get_stream(stream_name, user_profile.realm) if stream is None: return json_error("Stream does not exist: %s. No invites were sent." % stream_name) streams.append(stream) ret_error, error_data = do_invite_users(user_profile, invitee_emails, streams) if ret_error is not None: return json_error(data=error_data, msg=ret_error) else: return json_success() def create_homepage_form(request, user_info=None): if user_info: return HomepageForm(user_info, domain=request.session.get("domain")) # An empty fields dict is not treated the same way as not # providing it. return HomepageForm(domain=request.session.get("domain")) def handle_openid_errors(request, issue, openid_response=None): if issue == "Unknown user": if openid_response is not None and openid_response.status == openid_SUCCESS: ax_response = ax.FetchResponse.fromSuccessResponse(openid_response) google_email = openid_response.getSigned('http://openid.net/srv/ax/1.0', 'value.email') full_name = " ".join(( ax_response.get('http://axschema.org/namePerson/first')[0], ax_response.get('http://axschema.org/namePerson/last')[0])) form = create_homepage_form(request, user_info={'email': google_email}) request.verified_email = None if form.is_valid(): # Construct a PreregistrationUser object and send the user over to # the confirmation view. prereg_user = create_preregistration_user(google_email, request) return redirect("".join(( "/", # Split this so we only get the part after the / Confirmation.objects.get_link_for_object(prereg_user).split("/", 3)[3], '?gafyd_name=', urllib.quote_plus(full_name)))) else: return render_to_response('zerver/accounts_home.html', {'form': form}) return default_render_failure(request, issue) def process_openid_login(request): return login_complete(request, render_failure=handle_openid_errors) def login_page(request, **kwargs): template_response = django_login_page(request, **kwargs) try: template_response.context_data['email'] = request.GET['email'] except KeyError: pass return template_response @authenticated_json_post_view @has_request_variables def json_bulk_invite_users(request, user_profile, invitee_emails=REQ(converter=json_to_list)): invitee_emails = set(invitee_emails) streams = get_default_subs(user_profile) ret_error, error_data = do_invite_users(user_profile, invitee_emails, streams) if ret_error is not None: return json_error(data=error_data, msg=ret_error) else: return json_success() @login_required(login_url = settings.HOME_NOT_LOGGED_IN) def initial_invite_page(request): user = request.user # Only show the bulk-invite page for the first user in a realm domain_count = len(UserProfile.objects.filter(realm=user.realm)) if domain_count > 1: return redirect('zerver.views.home') params = {'company_name': user.realm.domain} if (user.realm.restricted_to_domain): params['invite_suffix'] = user.realm.domain return render_to_response('zerver/initial_invite_page.html', params, context_instance=RequestContext(request)) @require_post def logout_then_login(request, **kwargs): return django_logout_then_login(request, kwargs) def create_preregistration_user(email, request): domain = request.session.get("domain") if not completely_open(domain): domain = None prereg_user = PreregistrationUser(email=email, realm=get_realm(domain)) prereg_user.save() request.session["domain"] = None return prereg_user def accounts_home_with_domain(request, domain): if completely_open(domain): # You can sign up for a completely open realm through a # special registration path that contains the domain in the # URL. We store this information in the session rather than # elsewhere because we don't have control over URL or form # data for folks registering through OpenID. request.session["domain"] = domain return accounts_home(request) else: return HttpResponseRedirect(reverse('zerver.views.accounts_home')) def accounts_home(request): if request.method == 'POST': form = create_homepage_form(request, user_info=request.POST) if form.is_valid(): email = form.cleaned_data['email'] prereg_user = create_preregistration_user(email, request) Confirmation.objects.send_confirmation(prereg_user, email) return HttpResponseRedirect(reverse('send_confirm', kwargs={'email': email})) try: email = request.POST['email'] # Note: We don't check for uniqueness is_inactive(email) except ValidationError: return HttpResponseRedirect(reverse('django.contrib.auth.views.login') + '?email=' + urllib.quote_plus(email)) else: form = create_homepage_form(request) return render_to_response('zerver/accounts_home.html', {'form': form, 'current_url': request.get_full_path}, context_instance=RequestContext(request)) @login_required(login_url = settings.HOME_NOT_LOGGED_IN) def home(request): # We need to modify the session object every two weeks or it will expire. # This line makes reloading the page a sufficient action to keep the # session alive. request.session.modified = True user_profile = request.user register_ret = do_events_register(user_profile, get_client("website"), apply_markdown=True) user_has_messages = (register_ret['max_message_id'] != -1) # Reset our don't-spam-users-with-email counter since the # user has since logged in if not user_profile.last_reminder is None: user_profile.last_reminder = None user_profile.save(update_fields=["last_reminder"]) # Brand new users get the tutorial needs_tutorial = settings.TUTORIAL_ENABLED and \ user_profile.tutorial_status != UserProfile.TUTORIAL_FINISHED if user_profile.pointer == -1 and user_has_messages: # Put the new user's pointer at the bottom # # This improves performance, because we limit backfilling of messages # before the pointer. It's also likely that someone joining an # organization is interested in recent messages more than the very # first messages on the system. user_profile.pointer = register_ret['max_message_id'] user_profile.last_pointer_updater = request.session.session_key # Pass parameters to the client-side JavaScript code. # These end up in a global JavaScript Object named 'page_params'. page_params = simplejson.encoder.JSONEncoderForHTML().encode(dict( debug_mode = settings.DEBUG, poll_timeout = settings.POLL_TIMEOUT, have_initial_messages = user_has_messages, stream_list = register_ret['subscriptions'], unsubbed_info = register_ret['unsubscribed'], people_list = register_ret['realm_users'], initial_pointer = register_ret['pointer'], initial_presences = register_ret['presences'], initial_servertime = time.time(), # Used for calculating relative presence age fullname = user_profile.full_name, email = user_profile.email, domain = user_profile.realm.domain, enter_sends = user_profile.enter_sends, referrals = register_ret['referrals'], needs_tutorial = needs_tutorial, desktop_notifications_enabled = user_profile.enable_desktop_notifications, sounds_enabled = user_profile.enable_sounds, enable_offline_email_notifications = user_profile.enable_offline_email_notifications, event_queue_id = register_ret['queue_id'], last_event_id = register_ret['last_event_id'], max_message_id = register_ret['max_message_id'], onboarding_steps = ujson.loads(user_profile.onboarding_steps), staging = settings.STAGING_DEPLOYED or not settings.DEPLOYED )) statsd.incr('views.home') try: isnt_mit(user_profile.email) show_invites = True except ValidationError: show_invites = settings.ALLOW_REGISTER # For the CUSTOMER4 student realm, only let instructors (who have # @customer4.invalid addresses) invite new users. if ((user_profile.realm.domain == "users.customer4.invalid") and (not user_profile.email.lower().endswith("@customer4.invalid"))): show_invites = False return render_to_response('zerver/index.html', {'user_profile': user_profile, 'page_params' : page_params, 'avatar_url': avatar_url(user_profile), 'nofontface': is_buggy_ua(request.META["HTTP_USER_AGENT"]), 'show_debug': settings.DEBUG and ('show_debug' in request.GET), 'show_invites': show_invites }, context_instance=RequestContext(request)) def is_buggy_ua(agent): """Discrimiate CSS served to clients based on User Agent Due to QTBUG-3467, @font-face is not supported in QtWebKit. This may get fixed in the future, but for right now we can just serve the more conservative CSS to all our desktop apps. """ return ("Humbug Desktop/" in agent or "Zulip Desktop/" in agent) and \ not "Macintosh" in agent def get_pointer_backend(request, user_profile): return json_success({'pointer': user_profile.pointer}) @authenticated_api_view def api_update_pointer(request, user_profile): return update_pointer_backend(request, user_profile) @authenticated_json_post_view def json_update_pointer(request, user_profile): return update_pointer_backend(request, user_profile) @has_request_variables def update_pointer_backend(request, user_profile, pointer=REQ(converter=to_non_negative_int)): if pointer <= user_profile.pointer: return json_success() prev_pointer = user_profile.pointer user_profile.pointer = pointer user_profile.save(update_fields=["pointer"]) if request.client.name.lower() in ['android', 'iphone']: # TODO (leo) # Until we handle the new read counts in the mobile apps natively, # this is a shim that will mark as read any messages up until the # pointer move UserMessage.objects.filter(user_profile=user_profile, message__id__gt=prev_pointer, message__id__lte=pointer, flags=~UserMessage.flags.read) \ .update(flags=F('flags').bitor(UserMessage.flags.read)) if settings.TORNADO_SERVER: tornado_callbacks.send_notification(dict( type = 'pointer_update', user = user_profile.id, new_pointer = pointer)) return json_success() @authenticated_json_post_view def json_get_old_messages(request, user_profile): return get_old_messages_backend(request, user_profile) @authenticated_api_view @has_request_variables def api_get_old_messages(request, user_profile, apply_markdown=REQ(default=False, converter=ujson.loads)): return get_old_messages_backend(request, user_profile, apply_markdown=apply_markdown) class BadNarrowOperator(Exception): def __init__(self, desc): self.desc = desc def to_json_error_msg(self): return 'Invalid narrow operator: ' + self.desc class NarrowBuilder(object): def __init__(self, user_profile, prefix): self.user_profile = user_profile self.prefix = prefix def __call__(self, query, operator, operand): # We have to be careful here because we're letting users call a method # by name! The prefix 'by_' prevents it from colliding with builtin # Python __magic__ stuff. method_name = 'by_' + operator.replace('-', '_') if method_name == 'by_search': return self.do_search(query, operand) method = getattr(self, method_name, None) if method is None: raise BadNarrowOperator('unknown operator ' + operator) return query.filter(method(operand)) # Wrapper for Q() which adds self.prefix to all the keys def pQ(self, **kwargs): return Q(**dict((self.prefix + key, kwargs[key]) for key in kwargs.keys())) def by_is(self, operand): if operand == 'private': return (self.pQ(recipient__type=Recipient.PERSONAL) | self.pQ(recipient__type=Recipient.HUDDLE)) elif operand == 'starred': return Q(flags=UserMessage.flags.starred) elif operand == 'mentioned': return Q(flags=UserMessage.flags.mentioned) raise BadNarrowOperator("unknown 'is' operand " + operand) def by_stream(self, operand): stream = get_stream(operand, self.user_profile.realm) if stream is None: raise BadNarrowOperator('unknown stream ' + operand) if self.user_profile.realm.domain == "mit.edu": # MIT users expect narrowing to "social" to also show messages to /^(un)*social(.d)*$/ # (unsocial, ununsocial, social.d, etc) m = re.search(r'^(?:un)*(.+?)(?:\.d)*$', stream.name, re.IGNORECASE) if m: base_stream_name = m.group(1) else: base_stream_name = stream.name matching_streams = Stream.objects.filter(realm=self.user_profile.realm, name__iregex=r'^(un)*%s(\.d)*$' % (re.escape(base_stream_name),)) matching_stream_ids = [matching_stream.id for matching_stream in matching_streams] recipients = bulk_get_recipients(Recipient.STREAM, matching_stream_ids).values() return self.pQ(recipient__in=recipients) recipient = get_recipient(Recipient.STREAM, type_id=stream.id) return self.pQ(recipient=recipient) def by_topic(self, operand): if self.user_profile.realm.domain == "mit.edu": # MIT users expect narrowing to topic "foo" to also show messages to /^foo(.d)*$/ # (foo, foo.d, foo.d.d, etc) m = re.search(r'^(.*?)(?:\.d)*$', operand, re.IGNORECASE) if m: base_topic = m.group(1) else: base_topic = operand # Additionally, MIT users expect the empty instance and # instance "personal" to be the same. if base_topic in ('', 'personal', '(instance "")'): regex = r'^(|personal|\(instance ""\))(\.d)*$' else: regex = r'^%s(\.d)*$' % (re.escape(base_topic),) return self.pQ(subject__iregex=regex) return self.pQ(subject__iexact=operand) def by_sender(self, operand): return self.pQ(sender__email__iexact=operand) def by_near(self, operand): return Q() def by_id(self, operand): return self.pQ(id=operand) def by_pm_with(self, operand): if ',' in operand: # Huddle try: emails = [e.strip() for e in operand.split(',')] recipient = recipient_for_emails(emails, False, self.user_profile, self.user_profile) except ValidationError: raise BadNarrowOperator('unknown recipient ' + operand) return self.pQ(recipient=recipient) else: # Personal message self_recipient = get_recipient(Recipient.PERSONAL, type_id=self.user_profile.id) if operand == self.user_profile.email: # Personals with self return self.pQ(recipient__type=Recipient.PERSONAL, sender=self.user_profile, recipient=self_recipient) # Personals with other user; include both directions. try: narrow_profile = get_user_profile_by_email(operand) except UserProfile.DoesNotExist: raise BadNarrowOperator('unknown user ' + operand) narrow_recipient = get_recipient(Recipient.PERSONAL, narrow_profile.id) return ((self.pQ(sender=narrow_profile) & self.pQ(recipient=self_recipient)) | (self.pQ(sender=self.user_profile) & self.pQ(recipient=narrow_recipient))) def do_search(self, query, operand): if "postgres" in settings.DATABASES["default"]["ENGINE"]: tsquery = "plainto_tsquery('humbug.english_us_search', %s)" where = "search_tsvector @@ " + tsquery match_content = "ts_headline('humbug.english_us_search', rendered_content, " \ + tsquery + ", 'StartSel=\"\", StopSel=, " \ "HighlightAll=TRUE')" # We HTML-escape the subject in Postgres to avoid doing a server round-trip match_subject = "ts_headline('humbug.english_us_search', escape_html(subject), " \ + tsquery + ", 'StartSel=\"\", StopSel=, " \ "HighlightAll=TRUE')" # Do quoted string matching. We really want phrase # search here so we can ignore punctuation and do # stemming, but there isn't a standard phrase search # mechanism in Postgres for term in re.findall('"[^"]+"|\S+', operand): if term[0] == '"' and term[-1] == '"': term = term[1:-1] query = query.filter(self.pQ(content__icontains=term) | self.pQ(subject__icontains=term)) return query.extra(select={'match_content': match_content, 'match_subject': match_subject}, where=[where], select_params=[operand, operand], params=[operand]) else: for word in operand.split(): query = query.filter(self.pQ(content__icontains=word) | self.pQ(subject__icontains=word)) return query def narrow_parameter(json): # FIXME: A hack to support old mobile clients if json == '{}': return None data = json_to_list(json) for elem in data: if not isinstance(elem, list): raise ValueError("element is not a list") if (len(elem) != 2 or any(not isinstance(x, str) and not isinstance(x, unicode) for x in elem)): raise ValueError("element is not a string pair") return data def is_public_stream(request, stream, realm): if not valid_stream_name(stream): raise JsonableError("Invalid stream name") stream = get_stream(stream, realm) if stream is None: return False return stream.is_public() @has_request_variables def get_old_messages_backend(request, user_profile, anchor = REQ(converter=int), num_before = REQ(converter=to_non_negative_int), num_after = REQ(converter=to_non_negative_int), narrow = REQ('narrow', converter=narrow_parameter, default=None), apply_markdown=REQ(default=True, converter=ujson.loads)): include_history = False if narrow is not None: for operator, operand in narrow: if operator == "stream": if is_public_stream(request, operand, user_profile.realm): include_history = True # Disable historical messages if the user is narrowing to show # only starred messages (or anything else that's a property on # the UserMessage table). There cannot be historical messages # in these cases anyway. for operator, operand in narrow: if operator == "is" and operand == "starred": include_history = False if include_history: prefix = "" query = Message.objects.only("id").order_by('id') else: prefix = "message__" # Conceptually this query should be # UserMessage.objects.filter(user_profile=user_profile).order_by('message') # # However, our do_search code above requires that there be a # unique 'rendered_content' row in the query, so we need to # somehow get the 'message' table into the query without # actually fetching all the rows from the message table (since # doing so would cause Django to consume a lot of resources # rendering them). The following achieves these objectives. query = UserMessage.objects.select_related("message").only("flags", "id", "message__id") \ .filter(user_profile=user_profile).order_by('message') num_extra_messages = 1 is_search = False if narrow is None: use_raw_query = True else: use_raw_query = False num_extra_messages = 0 build = NarrowBuilder(user_profile, prefix) for operator, operand in narrow: if operator == 'search': is_search = True query = build(query, operator, operand) def add_prefix(**kwargs): return dict((prefix + key, kwargs[key]) for key in kwargs.keys()) # We add 1 to the number of messages requested if no narrow was # specified to ensure that the resulting list always contains the # anchor message. If a narrow was specified, the anchor message # might not match the narrow anyway. if num_after != 0: num_after += num_extra_messages else: num_before += num_extra_messages before_result = [] after_result = [] if num_before != 0: before_anchor = anchor if num_after != 0: # Don't include the anchor in both the before query and the after query before_anchor = anchor - 1 if use_raw_query: cursor = connection.cursor() # These queries should always be the same as what we would do # in the !include_history case. cursor.execute("SELECT zerver_message.id, zerver_usermessage.flags FROM " + "zerver_usermessage INNER JOIN zerver_message ON " + "zerver_message.id = zerver_usermessage.message_id " + "WHERE zerver_usermessage.user_profile_id = %s and zerver_message.id <= %s " + "ORDER BY message_id DESC LIMIT %s", [user_profile.id, before_anchor, num_before]) before_result = reversed(cursor.fetchall()) else: before_result = last_n(num_before, query.filter(**add_prefix(id__lte=before_anchor))) if num_after != 0: if use_raw_query: cursor = connection.cursor() # These queries should always be the same as what we would do # in the !include_history case. cursor.execute("SELECT zerver_message.id, zerver_usermessage.flags FROM " + "zerver_usermessage INNER JOIN zerver_message ON " + "zerver_message.id = zerver_usermessage.message_id " + "WHERE zerver_usermessage.user_profile_id = %s and zerver_message.id >= %s " + "ORDER BY message_id LIMIT %s", [user_profile.id, anchor, num_after]) after_result = cursor.fetchall() else: after_result = query.filter(**add_prefix(id__gte=anchor))[:num_after] query_result = list(before_result) + list(after_result) # The following is a little messy, but ensures that the code paths # are similar regardless of the value of include_history. The # 'user_messages' dictionary maps each message to the user's # UserMessage object for that message, which we will attach to the # rendered message dict before returning it. We attempt to # bulk-fetch rendered message dicts from memcached using the # 'messages' list. search_fields = dict() message_ids = [] user_message_flags = {} if use_raw_query: for row in query_result: (message_id, flags_val) = row user_message_flags[message_id] = parse_usermessage_flags(flags_val) message_ids.append(message_id) elif include_history: user_message_flags = dict((user_message.message_id, user_message.flags_list()) for user_message in UserMessage.objects.filter(user_profile=user_profile, message__in=query_result)) for message in query_result: message_ids.append(message.id) if user_message_flags.get(message.id) is None: user_message_flags[message.id] = ["read", "historical"] if is_search: search_fields[message.id] = dict([('match_subject', message.match_subject), ('match_content', message.match_content)]) else: user_message_flags = dict((user_message.message_id, user_message.flags_list()) for user_message in query_result) for user_message in query_result: message_ids.append(user_message.message_id) if is_search: search_fields[user_message.message_id] = \ dict([('match_subject', user_message.match_subject), ('match_content', user_message.match_content)]) message_dicts = generic_bulk_cached_fetch(lambda message_id: to_dict_cache_key_id(message_id, apply_markdown), lambda needed_ids: Message.objects.select_related().filter(id__in=needed_ids), message_ids, cache_transformer=lambda x: x.to_dict_uncached(apply_markdown), extractor=extract_message_dict, setter=stringify_message_dict) message_list = [] for message_id in message_ids: msg_dict = message_dicts[message_id] msg_dict.update({"flags": user_message_flags[message_id]}) msg_dict.update(search_fields.get(message_id, {})) message_list.append(msg_dict) statsd.incr('loaded_old_messages', len(message_list)) ret = {'messages': message_list, "result": "success", "msg": ""} return json_success(ret) def generate_client_id(): return generate_random_token(32) @authenticated_json_post_view def json_get_profile(request, user_profile): return get_profile_backend(request, user_profile) @authenticated_api_view def api_get_profile(request, user_profile): return get_profile_backend(request, user_profile) def get_profile_backend(request, user_profile): result = dict(pointer = user_profile.pointer, client_id = generate_client_id(), max_message_id = -1) messages = Message.objects.filter(usermessage__user_profile=user_profile).order_by('-id')[:1] if messages: result['max_message_id'] = messages[0].id return json_success(result) @authenticated_json_post_view @has_request_variables def json_update_flags(request, user_profile, messages=REQ('messages', converter=json_to_list), operation=REQ('op'), flag=REQ('flag'), all=REQ('all', converter=json_to_bool, default=False)): update_message_flags(user_profile, operation, flag, messages, all) return json_success({'result': 'success', 'messages': messages, 'msg': ''}) @authenticated_api_view def api_send_message(request, user_profile): return send_message_backend(request, user_profile) @authenticated_json_post_view def json_send_message(request, user_profile): return send_message_backend(request, user_profile) @authenticated_json_post_view @has_request_variables def json_change_enter_sends(request, user_profile, enter_sends=REQ('enter_sends', json_to_bool)): do_change_enter_sends(user_profile, enter_sends) return json_success() @authenticated_json_post_view @has_request_variables def json_update_onboarding_steps(request, user_profile, onboarding_steps=REQ(converter=json_to_list, default=[])): do_update_onboarding_steps(user_profile, onboarding_steps) return json_success() # Currently tabbott/extra@mit.edu is our only superuser. TODO: Make # this a real superuser security check. def is_super_user_api(request): return request.user.is_authenticated() and \ (request.user.email in ["tabbott/extra@mit.edu", "emailgateway@zulip.com"]) def mit_to_mit(user_profile, email): # Are the sender and recipient both @mit.edu addresses? # We have to handle this specially, inferring the domain from the # e-mail address, because the recipient may not existing in Zulip # and we may need to make a stub MIT user on the fly. try: validators.validate_email(email) except ValidationError: return False domain = email_to_domain(email) return user_profile.realm.domain == "mit.edu" and domain == "mit.edu" def create_mirrored_message_users(request, user_profile, recipients): if "sender" not in request.POST: return (False, None) sender_email = request.POST["sender"].strip().lower() referenced_users = set([sender_email]) if request.POST['type'] == 'private': for email in recipients: referenced_users.add(email.lower()) # Check that all referenced users are in our realm: for email in referenced_users: if not mit_to_mit(user_profile, email): return (False, None) # Create users for the referenced users, if needed. for email in referenced_users: create_mit_user_if_needed(user_profile.realm, email) sender = get_user_profile_by_email(sender_email) return (True, sender) @authenticated_json_post_view @has_request_variables def json_tutorial_status(request, user_profile, status=REQ('status')): if status == 'started': user_profile.tutorial_status = UserProfile.TUTORIAL_STARTED elif status == 'finished': user_profile.tutorial_status = UserProfile.TUTORIAL_FINISHED user_profile.save(update_fields=["tutorial_status"]) return json_success() @authenticated_json_post_view def json_update_message(request, user_profile): return update_message_backend(request, user_profile) @authenticated_json_post_view @has_request_variables def json_fetch_raw_message(request, user_profile, message_id=REQ(converter=to_non_negative_int)): try: message = Message.objects.get(id=message_id) except Message.DoesNotExist: return json_error("No such message") if message.sender != user_profile: return json_error("Message was not sent by you") return json_success({"raw_content": message.content}) @has_request_variables def update_message_backend(request, user_profile, message_id=REQ(converter=to_non_negative_int), subject=REQ(default=None), content=REQ(default=None)): if subject is None and content is None: return json_error("Nothing to change") do_update_message(user_profile, message_id, subject, content) return json_success() # We do not @require_login for send_message_backend, since it is used # both from the API and the web service. Code calling # send_message_backend should either check the API key or check that # the user is logged in. @has_request_variables def send_message_backend(request, user_profile, message_type_name = REQ('type'), message_to = REQ('to', converter=extract_recipients), forged = REQ(default=False), subject_name = REQ('subject', lambda x: x.strip(), None), message_content = REQ('content'), domain = REQ('domain', default=None)): client = request.client is_super_user = is_super_user_api(request) if forged and not is_super_user: return json_error("User not authorized for this query") realm = None if domain: if not is_super_user: # The email gateway bot needs to be able to send messages in # any realm. return json_error("User not authorized for this query") realm = get_realm(domain) if not realm: return json_error("Unknown domain " + domain) if client.name == "zephyr_mirror": # Here's how security works for non-superuser mirroring: # # The message must be (1) a private message (2) that # is both sent and received exclusively by other users in your # realm which (3) must be the MIT realm and (4) you must have # received the message. # # If that's the case, we let it through, but we still have the # security flaw that we're trusting your Hesiod data for users # you report having sent you a message. if "sender" not in request.POST: return json_error("Missing sender") if message_type_name != "private" and not is_super_user: return json_error("User not authorized for this query") (valid_input, mirror_sender) = \ create_mirrored_message_users(request, user_profile, message_to) if not valid_input: return json_error("Invalid mirrored message") if user_profile.realm.domain != "mit.edu": return json_error("Invalid mirrored realm") sender = mirror_sender else: sender = user_profile ret = check_send_message(sender, client, message_type_name, message_to, subject_name, message_content, forged=forged, forged_timestamp = request.POST.get('time'), forwarder_user_profile=user_profile, realm=realm) if isinstance(ret, basestring): return json_error(ret) return json_success({"id": ret}) @has_request_variables def render_message_backend(request, user_profile, content=REQ): rendered_content = bugdown.convert(content, user_profile.realm.domain) return json_success({"rendered": rendered_content}) @authenticated_api_view def api_get_public_streams(request, user_profile): return get_public_streams_backend(request, user_profile) @authenticated_json_post_view def json_get_public_streams(request, user_profile): return get_public_streams_backend(request, user_profile) def get_public_streams_backend(request, user_profile): if user_profile.realm.domain == "mit.edu" and not is_super_user_api(request): return json_error("User not authorized for this query") # Only get streams someone is currently subscribed to subs_filter = Subscription.objects.filter(active=True).values('recipient_id') stream_ids = Recipient.objects.filter( type=Recipient.STREAM, id__in=subs_filter).values('type_id') streams = sorted({"name": stream.name} for stream in Stream.objects.filter(id__in = stream_ids, realm=user_profile.realm, invite_only=False)) return json_success({"streams": streams}) @authenticated_api_view def api_list_subscriptions(request, user_profile): return list_subscriptions_backend(request, user_profile) def list_subscriptions_backend(request, user_profile): return json_success({"subscriptions": gather_subscriptions(user_profile)[0]}) @authenticated_json_post_view def json_list_subscriptions(request, user_profile): all_subs = gather_subscriptions(user_profile) return json_success({"subscriptions": all_subs[0], "unsubscribed": all_subs[1]}) @transaction.commit_on_success @has_request_variables def update_subscriptions_backend(request, user_profile, delete=REQ(converter=json_to_list, default=[]), add=REQ(converter=json_to_list, default=[])): if not add and not delete: return json_error('Nothing to do. Specify at least one of "add" or "delete".') json_dict = {} for method, items in ((add_subscriptions_backend, add), (remove_subscriptions_backend, delete)): response = method(request, user_profile, streams_raw=items) if response.status_code != 200: transaction.rollback() return response json_dict.update(ujson.loads(response.content)) return json_success(json_dict) @authenticated_api_view def api_remove_subscriptions(request, user_profile): return remove_subscriptions_backend(request, user_profile) @authenticated_json_post_view def json_remove_subscriptions(request, user_profile): return remove_subscriptions_backend(request, user_profile) @has_request_variables def remove_subscriptions_backend(request, user_profile, streams_raw = REQ("subscriptions", json_to_list)): streams = list_to_streams(streams_raw, user_profile) result = dict(removed=[], not_subscribed=[]) (removed, not_subscribed) = bulk_remove_subscriptions([user_profile], streams) for (subscriber, stream) in removed: result["removed"].append(stream.name) for (subscriber, stream) in not_subscribed: result["not_subscribed"].append(stream.name) return json_success(result) @authenticated_api_view def api_add_subscriptions(request, user_profile): return add_subscriptions_backend(request, user_profile) @authenticated_json_post_view def json_add_subscriptions(request, user_profile): return add_subscriptions_backend(request, user_profile) @has_request_variables def add_subscriptions_backend(request, user_profile, streams_raw = REQ('subscriptions', json_to_list), invite_only = REQ('invite_only', json_to_bool, default=False), principals = REQ('principals', json_to_list, default=None),): stream_names = [] for stream in streams_raw: if not isinstance(stream, dict): return json_error("Malformed request") stream_name = stream["name"].strip() if len(stream_name) > Stream.MAX_NAME_LENGTH: return json_error("Stream name (%s) too long." % (stream_name,)) if not valid_stream_name(stream_name): return json_error("Invalid stream name (%s)." % (stream_name,)) stream_names.append(stream_name) if principals is not None: subscribers = set(principal_to_user_profile(user_profile, principal) for principal in principals) else: subscribers = [user_profile] streams = list_to_streams(stream_names, user_profile, autocreate=True, invite_only=invite_only) (subscribed, already_subscribed) = bulk_add_subscriptions(streams, subscribers) result = dict(subscribed=defaultdict(list), already_subscribed=defaultdict(list)) for (subscriber, stream) in subscribed: result["subscribed"][subscriber.email].append(stream.name) for (subscriber, stream) in already_subscribed: result["already_subscribed"][subscriber.email].append(stream.name) private_streams = dict((stream.name, stream.invite_only) for stream in streams) # Inform the user if someone else subscribed them to stuff if principals and result["subscribed"]: notifications = [] for email, subscriptions in result["subscribed"].iteritems(): if email == user_profile.email: # Don't send a Zulip if you invited yourself. continue if len(subscriptions) == 1: msg = ("Hi there! We thought you'd like to know that %s just " "subscribed you to the%s stream '%s'" % (user_profile.full_name, " **invite-only**" if private_streams[subscriptions[0]] else "", subscriptions[0])) else: msg = ("Hi there! We thought you'd like to know that %s just " "subscribed you to the following streams: \n\n" % (user_profile.full_name,)) for stream in subscriptions: msg += "* %s%s\n" % ( stream, " (**invite-only**)" if private_streams[stream] else "") msg += "\nYou can see historical content on a non-invite-only stream by narrowing to it." notifications.append(internal_prep_message("notification-bot@zulip.com", "private", email, "", msg)) do_send_messages(notifications) result["subscribed"] = dict(result["subscribed"]) result["already_subscribed"] = dict(result["already_subscribed"]) return json_success(result) @authenticated_api_view def api_get_members(request, user_profile): return get_members_backend(request, user_profile) @authenticated_json_post_view def json_get_members(request, user_profile): return get_members_backend(request, user_profile) def get_members_backend(request, user_profile): members = [{"full_name": profile.full_name, "email": profile.email} for profile in \ UserProfile.objects.select_related().filter(realm=user_profile.realm)] return json_success({'members': members}) @authenticated_api_view def api_get_subscribers(request, user_profile): return get_subscribers_backend(request, user_profile) @authenticated_json_post_view def json_get_subscribers(request, user_profile): return get_subscribers_backend(request, user_profile) @authenticated_json_post_view def json_upload_file(request, user_profile): if len(request.FILES) == 0: return json_error("You must specify a file to upload") if len(request.FILES) != 1: return json_error("You may only upload one file at a time") user_file = request.FILES.values()[0] uri = upload_message_image(request, user_file, user_profile) return json_success({'uri': uri}) @has_request_variables def get_subscribers_backend(request, user_profile, stream_name=REQ('stream')): if user_profile.realm.domain == "mit.edu": return json_error("You cannot get subscribers in this realm") stream = get_stream(stream_name, user_profile.realm) if stream is None: return json_error("Stream does not exist: %s" % stream_name) if stream.invite_only and not subscribed_to_stream(user_profile, stream): return json_error("Unable to retrieve subscribers for invite-only 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).select_related() return json_success({'subscribers': [subscription.user_profile.email for subscription in subscriptions]}) @authenticated_json_post_view @has_request_variables def json_change_settings(request, user_profile, full_name=REQ, old_password=REQ, new_password=REQ, confirm_password=REQ, # enable_desktop_notification needs to default to False # because browsers POST nothing for an unchecked checkbox enable_desktop_notifications=REQ(converter=lambda x: x == "on", default=False), enable_sounds=REQ(converter=lambda x: x == "on", default=False), enable_offline_email_notifications=REQ(converter=lambda x: x == "on", default=False)): if new_password != "" or confirm_password != "": if new_password != confirm_password: return json_error("New password must match confirmation password!") if not authenticate(username=user_profile.email, password=old_password): return json_error("Wrong password!") do_change_password(user_profile, new_password) result = {} if user_profile.full_name != full_name and full_name.strip() != "": if user_profile.realm.domain == "users.customer4.invalid": # At the request of the facilitators, CUSTOMER4 # students can't change their names. Failingly silently is # fine -- they can't do it through the UI, so they'd have # to be trying to break the rules. pass else: new_full_name = full_name.strip() if len(new_full_name) > UserProfile.MAX_NAME_LENGTH: return json_error("Name too long!") do_change_full_name(user_profile, new_full_name) result['full_name'] = new_full_name if user_profile.enable_desktop_notifications != enable_desktop_notifications: do_change_enable_desktop_notifications(user_profile, enable_desktop_notifications) result['enable_desktop_notifications'] = enable_desktop_notifications if user_profile.enable_sounds != enable_sounds: do_change_enable_sounds(user_profile, enable_sounds) result['enable_sounds'] = enable_sounds if user_profile.enable_offline_email_notifications != enable_offline_email_notifications: do_change_enable_offline_email_notifications(user_profile, enable_offline_email_notifications) result['enable_offline_email_notifications'] = enable_offline_email_notifications return json_success(result) @authenticated_json_post_view @has_request_variables def json_stream_exists(request, user_profile, stream=REQ): return stream_exists_backend(request, user_profile, stream) def stream_exists_backend(request, user_profile, stream_name): if not valid_stream_name(stream_name): return json_error("Invalid characters in stream name") stream = get_stream(stream_name, user_profile.realm) result = {"exists": bool(stream)} if stream is not None: recipient = get_recipient(Recipient.STREAM, stream.id) result["subscribed"] = Subscription.objects.filter(user_profile=user_profile, recipient=recipient, active=True).exists() return json_success(result) # results are ignored for HEAD requests return json_response(data=result, status=404) def get_subscription_or_die(stream_name, user_profile): stream = get_stream(stream_name, user_profile.realm) if not stream: raise JsonableError("Invalid stream %s" % (stream.name,)) recipient = get_recipient(Recipient.STREAM, stream.id) subscription = Subscription.objects.filter(user_profile=user_profile, recipient=recipient, active=True) if not subscription.exists(): raise JsonableError("Not subscribed to stream %s" % (stream_name,)) return subscription @authenticated_json_view @has_request_variables def json_subscription_property(request, user_profile, stream_name=REQ, property=REQ): """ This is the entry point to accessing or changing subscription properties. """ property_converters = dict(color=lambda x: x, in_home_view=json_to_bool, notifications=json_to_bool) if property not in property_converters: return json_error("Unknown subscription property: %s" % (property,)) sub = get_subscription_or_die(stream_name, user_profile)[0] if request.method == "GET": return json_success({'stream_name': stream_name, 'value': getattr(sub, property)}) elif request.method == "POST": @has_request_variables def do_set_property(request, value=REQ(converter=property_converters[property])): do_change_subscription_property(user_profile, sub, stream_name, property, value) do_set_property(request) return json_success() else: return json_error("Invalid verb") @csrf_exempt @require_post @has_request_variables def api_fetch_api_key(request, username=REQ, password=REQ): user_profile = authenticate(username=username, password=password) if user_profile is None: return json_error("Your username or password is incorrect.", status=403) if not user_profile.is_active: return json_error("Your account has been disabled.", status=403) return json_success({"api_key": user_profile.api_key}) @authenticated_json_post_view @has_request_variables def json_fetch_api_key(request, user_profile, password=REQ): if not user_profile.check_password(password): return json_error("Your username or password is incorrect.") return json_success({"api_key": user_profile.api_key}) class ActivityTable(object): def __init__(self, client_name, queries, default_tab=False): self.default_tab = default_tab self.has_pointer = False self.rows = {} def do_url(query_name, url): for record in UserActivity.objects.filter( query=url, client__name__startswith=client_name).select_related(): row = self.rows.setdefault(record.user_profile.email, {'realm': record.user_profile.realm.domain, 'full_name': record.user_profile.full_name, 'email': record.user_profile.email}) row[query_name + '_count'] = record.count row[query_name + '_last' ] = record.last_visit for query_name, urls in queries: if 'pointer' in query_name: self.has_pointer = True for url in urls: do_url(query_name, url) for row in self.rows.values(): # kind of a hack last_action = max(v for v in row.values() if isinstance(v, datetime.datetime)) age = now() - last_action if age < datetime.timedelta(minutes=10): row['class'] = 'recently_active' elif age >= datetime.timedelta(days=1): row['class'] = 'long_inactive' row['age'] = age def sorted_rows(self): return sorted(self.rows.iteritems(), key=lambda (k,r): r['age']) def can_view_activity(request): return request.user.realm.domain == 'zulip.com' @login_required(login_url = settings.HOME_NOT_LOGGED_IN) def get_activity(request): if not can_view_activity(request): return HttpResponseRedirect(reverse('zerver.views.login_page')) web_queries = ( ("get_updates", ["/json/get_updates", "/json/get_events"]), ("send_message", ["/json/send_message"]), ("update_pointer", ["/json/update_pointer"]), ) api_queries = ( ("get_updates", ["/api/v1/get_messages", "/api/v1/messages/latest", "/api/v1/events"]), ("send_message", ["/api/v1/send_message"]), ) return render_to_response('zerver/activity.html', { 'data': { 'Website': ActivityTable('website', web_queries, default_tab=True), 'Mirror': ActivityTable('zephyr_mirror', api_queries), 'API': ActivityTable('API', api_queries), 'Android': ActivityTable('Android', api_queries), 'iPhone': ActivityTable('iPhone', api_queries) }}, context_instance=RequestContext(request)) def build_message_from_gitlog(user_profile, name, ref, commits, before, after, url, pusher): short_ref = re.sub(r'^refs/heads/', '', ref) subject = name if re.match(r'^0+$', after): content = "%s deleted branch %s" % (pusher, short_ref) elif len(commits) == 0: content = ("%s [force pushed](%s) to branch %s. Head is now %s" % (pusher, url, short_ref, after[:7])) else: content = ("%s [pushed](%s) to branch %s\n\n" % (pusher, url, short_ref)) num_commits = len(commits) max_commits = 10 truncated_commits = commits[:max_commits] for commit in truncated_commits: short_id = commit['id'][:7] (short_commit_msg, _, _) = commit['message'].partition("\n") content += "* [%s](%s): %s\n" % (short_id, commit['url'], short_commit_msg) if (num_commits > max_commits): content += ("\n[and %d more commits]" % (num_commits - max_commits,)) return (subject, content) @authenticated_api_view @has_request_variables def api_github_landing(request, user_profile, event=REQ, payload=REQ(converter=json_to_dict), branches=REQ(default=''), stream=REQ(default='')): # TODO: this should all be moved to an external bot repository = payload['repository'] if not stream: stream = 'commits' # CUSTOMER18 has requested not to get pull request notifications if event == 'pull_request' and user_profile.realm.domain not in ['customer18.invalid', 'zulip.com']: pull_req = payload['pull_request'] subject = "%s: pull request %d" % (repository['name'], pull_req['number']) content = ("Pull request from %s [%s](%s):\n\n %s\n\n> %s" % (pull_req['user']['login'], payload['action'], pull_req['html_url'], pull_req['title'], pull_req['body'])) elif event == 'push': short_ref = re.sub(r'^refs/heads/', '', payload['ref']) # This is a bit hackish, but is basically so that CUSTOMER18 doesn't # get spammed when people commit to non-master all over the place. # Long-term, this will be replaced by some GitHub configuration # option of which branches to notify on. if short_ref != 'master' and user_profile.realm.domain in ['customer18.invalid', 'zulip.com']: return json_success() if branches: # If we are given a whitelist of branches, then we silently ignore # any push notification on a branch that is not in our whitelist. if short_ref not in re.split('[\s,;|]+', branches): return json_success() subject, content = build_message_from_gitlog(user_profile, repository['name'], payload['ref'], payload['commits'], payload['before'], payload['after'], payload['compare'], payload['pusher']['name']) else: # We don't handle other events even though we get notified # about them return json_success() subject = elide_subject(subject) request.client = get_client("github_bot") return send_message_backend(request, user_profile, message_type_name="stream", message_to=[stream], forged=False, subject_name=subject, message_content=content) def elide_subject(subject): if len(subject) > MAX_SUBJECT_LENGTH: subject = subject[:57].rstrip() + '...' return subject @csrf_exempt def api_jira_webhook(request): try: api_key = request.GET['api_key'] except (AttributeError, KeyError): return json_error("Missing api_key parameter.") try: payload = ujson.loads(request.body) except ValueError: return json_error("Malformed JSON input") try: stream = request.GET['stream'] except (AttributeError, KeyError): stream = 'jira' try: user_profile = UserProfile.objects.get(api_key=api_key) request.user = user_profile except UserProfile.DoesNotExist: return json_error("Failed to find user with API key: %s" % (api_key,)) rate_limit_user(request, user_profile, domain='all') def get_in(payload, keys, default=''): try: for key in keys: payload = payload[key] except (AttributeError, KeyError): return default return payload event = payload.get('webhookEvent') author = get_in(payload, ['user', 'displayName']) issueId = get_in(payload, ['issue', 'key']) # Guess the URL as it is not specified in the payload # We assume that there is a /browse/BUG-### page # from the REST url of the issue itself baseUrl = re.match("(.*)\/rest\/api/.*", get_in(payload, ['issue', 'self'])) if baseUrl and len(baseUrl.groups()): issue = "[%s](%s/browse/%s)" % (issueId, baseUrl.group(1), issueId) else: issue = issueId title = get_in(payload, ['issue', 'fields', 'summary']) priority = get_in(payload, ['issue', 'fields', 'priority', 'name']) assignee = get_in(payload, ['assignee', 'displayName'], 'no one') subject = "%s: %s" % (issueId, title) if event == 'jira:issue_created': content = "%s **created** %s priority %s, assigned to **%s**:\n\n> %s" % \ (author, issue, priority, assignee, title) elif event == 'jira:issue_deleted': content = "%s **deleted** %s!" % \ (author, issue) elif event == 'jira:issue_updated': # Reassigned, commented, reopened, and resolved events are all bundled # into this one 'updated' event type, so we try to extract the meaningful # event that happened content = "%s **updated** %s:\n\n" % (author, issue) changelog = get_in(payload, ['changelog',]) comment = get_in(payload, ['comment', 'body']) if changelog != '': # Use the changelog to display the changes, whitelist types we accept items = changelog.get('items') for item in items: field = item.get('field') if field in ('status', 'assignee'): content += "* Changed %s from **%s** to **%s**\n" % (field, item.get('fromString'), item.get('toString')) if comment != '': content += "\n> %s" % (comment,) elif 'transition' in payload: from_status = get_in(payload, ['transition', 'from_status']) to_status = get_in(payload, ['transition', 'to_status']) content = "%s **transitioned** %s from %s to %s" % (author, issue, from_status, to_status) else: # Unknown event type if not settings.TEST_SUITE: logging.warning("Got JIRA event type we don't understand: %s" % (event,)) return json_error("Unknown JIRA event type") subject = elide_subject(subject) ret = check_send_message(user_profile, get_client("API"), "stream", [stream], subject, content) if isinstance(ret, basestring): return json_error(ret) return json_success() @csrf_exempt def api_pivotal_webhook(request): try: api_key = request.GET['api_key'] stream = request.GET['stream'] except (AttributeError, KeyError): return json_error("Missing api_key or stream parameter.") try: user_profile = UserProfile.objects.get(api_key=api_key) request.user = user_profile except UserProfile.DoesNotExist: return json_error("Failed to find user with API key: %s" % (api_key,)) rate_limit_user(request, user_profile, domain='all') payload = xml_fromstring(request.body) def get_text(attrs): start = payload try: for attr in attrs: start = start.find(attr) return start.text except AttributeError: return "" try: event_type = payload.find('event_type').text description = payload.find('description').text project_id = payload.find('project_id').text story_id = get_text(['stories', 'story', 'id']) # Ugh, the URL in the XML data is not a clickable url that works for the user # so we try to build one that the user can actually click on url = "https://www.pivotaltracker.com/s/projects/%s/stories/%s" % (project_id, story_id) # Pivotal doesn't tell us the name of the story, but it's usually in the # description in quotes as the first quoted string name_re = re.compile(r'[^"]+"([^"]+)".*') match = name_re.match(description) if match and len(match.groups()): name = match.group(1) else: name = "Story changed" # Failed for an unknown reason, show something more_info = " [(view)](%s)" % (url,) if event_type == 'story_update': subject = name content = description + more_info elif event_type == 'note_create': subject = "Comment added" content = description + more_info elif event_type == 'story_create': issue_desc = get_text(['stories', 'story', 'description']) issue_type = get_text(['stories', 'story', 'story_type']) issue_status = get_text(['stories', 'story', 'current_state']) estimate = get_text(['stories', 'story', 'estimate']) if estimate != '': estimate = " worth %s story points" % (estimate,) subject = name content = "%s (%s %s%s):\n\n> %s\n\n%s" % (description, issue_status, issue_type, estimate, issue_desc, more_info) except AttributeError: return json_error("Failed to extract data from Pivotal XML response") subject = elide_subject(subject) ret = check_send_message(user_profile, get_client("API"), "stream", [stream], subject, content) if isinstance(ret, basestring): return json_error(ret) return json_success() # Beanstalk's web hook UI rejects url with a @ in the username section of a url # So we ask the user to replace them with %40 # We manually fix the username here before passing it along to @authenticated_rest_api_view def beanstalk_decoder(view_func): @wraps(view_func) def _wrapped_view_func(request, *args, **kwargs): try: auth_type, encoded_value = request.META['HTTP_AUTHORIZATION'].split() if auth_type.lower() == "basic": email, api_key = base64.b64decode(encoded_value).split(":") email = email.replace('%40', '@') request.META['HTTP_AUTHORIZATION'] = "Basic %s" % (base64.b64encode("%s:%s" % (email, api_key))) except: pass return view_func(request, *args, **kwargs) return _wrapped_view_func @csrf_exempt @beanstalk_decoder @authenticated_rest_api_view @has_request_variables def api_beanstalk_webhook(request, user_profile, payload=REQ(converter=json_to_dict)): # Beanstalk supports both SVN and git repositories # We distinguish between the two by checking for a # 'uri' key that is only present for git repos git_repo = 'uri' in payload if git_repo: # To get a linkable url, subject, content = build_message_from_gitlog(user_profile, payload['repository']['name'], payload['ref'], payload['commits'], payload['before'], payload['after'], payload['repository']['url'], payload['pusher_name']) else: author = payload.get('author_full_name') url = payload.get('changeset_url') revision = payload.get('revision') (short_commit_msg, _, _) = payload.get('message').partition("\n") subject = "svn r%s" % (revision,) content = "%s pushed [revision %s](%s):\n\n> %s" % (author, revision, url, short_commit_msg) subject = elide_subject(subject) ret = check_send_message(user_profile, get_client("API"), "stream", ["commits"], subject, content) if isinstance(ret, basestring): return json_error(ret) return json_success() @csrf_exempt @has_request_variables def api_newrelic_webhook(request, alert=REQ(converter=json_to_dict, default=None), deployment=REQ(converter=json_to_dict, default=None)): try: api_key = request.GET['api_key'] stream = request.GET['stream'] except (AttributeError, KeyError): return json_error("Missing api_key or stream parameter.") try: user_profile = UserProfile.objects.get(api_key=api_key) request.user = user_profile except UserProfile.DoesNotExist: return json_error("Failed to find user with API key: %s" % (api_key,)) rate_limit_user(request, user_profile, domain='all') if alert: # Use the message as the subject because it stays the same for # "opened", "acknowledged", and "closed" messages that should be # grouped. subject = alert['message'] content = "%(long_description)s\n[View alert](%(alert_url)s)" % (alert) elif deployment: subject = "%s deploy" % (deployment['application_name']) content = """`%(revision)s` deployed by **%(deployed_by)s** %(description)s %(changelog)s""" % (deployment) else: return json_error("Unknown webhook request") subject = elide_subject(subject) ret = check_send_message(user_profile, get_client("API"), "stream", [stream], subject, content) if isinstance(ret, basestring): return json_error(ret) return json_success() def get_status_list(requesting_user_profile): return {'presences': get_status_dict(requesting_user_profile), 'server_timestamp': time.time()} @authenticated_json_post_view @has_request_variables def json_update_active_status(request, user_profile, status=REQ): status_val = UserPresence.status_from_string(status) if status_val is None: raise JsonableError("Invalid presence status: %s" % (status,)) else: update_user_presence(user_profile, request.client, now(), status_val) ret = get_status_list(user_profile) if user_profile.realm.domain == "mit.edu": try: # We renamed /api/v1/get_messages to /api/v1/events try: activity = UserActivity.objects.get(user_profile = user_profile, query="/api/v1/events", client__name="zephyr_mirror") except UserActivity.DoesNotExist: activity = UserActivity.objects.get(user_profile = user_profile, query="/api/v1/get_messages", client__name="zephyr_mirror") ret['zephyr_mirror_active'] = \ (activity.last_visit.replace(tzinfo=None) > datetime.datetime.utcnow() - datetime.timedelta(minutes=5)) except UserActivity.DoesNotExist: ret['zephyr_mirror_active'] = False return json_success(ret) @authenticated_json_post_view def json_get_active_statuses(request, user_profile): return json_success(get_status_list(user_profile)) # Read the source map information for decoding JavaScript backtraces js_source_map = None if not (settings.DEBUG or settings.TEST_SUITE): js_source_map = SourceMap(path.join( settings.DEPLOY_ROOT, 'prod-static/source-map')) @authenticated_json_post_view @has_request_variables def json_report_error(request, user_profile, message=REQ, stacktrace=REQ, ui_message=REQ(converter=json_to_bool), user_agent=REQ, href=REQ, more_info=REQ(converter=json_to_dict, default=None)): subject = "error for %s" % (user_profile.email,) if ui_message: subject = "User-visible browser " + subject else: subject = "Browser " + subject if js_source_map: stacktrace = js_source_map.annotate_stacktrace(stacktrace) body = ("Message:\n%s\n\nStacktrace:\n%s\n\nUser agent: %s\nhref: %s\n" "User saw error in UI: %s\n" % (message, stacktrace, user_agent, href, ui_message)) body += "Server path: %s\n" % (settings.DEPLOY_ROOT,) try: body += "Deployed version: %s" % ( subprocess.check_output(["git", "log", "HEAD^..HEAD", "--oneline"]),) except Exception: body += "Could not determine current git commit ID.\n" if more_info is not None: body += "\nAdditional information:" for (key, value) in more_info.iteritems(): body += "\n %s: %s" % (key, value) mail_admins(subject, body) return json_success() @authenticated_json_post_view def json_events_register(request, user_profile): return events_register_backend(request, user_profile) # Does not need to be authenticated because it's called from rest_dispatch @has_request_variables def api_events_register(request, user_profile, apply_markdown=REQ(default=False, converter=json_to_bool)): return events_register_backend(request, user_profile, apply_markdown=apply_markdown) @has_request_variables def events_register_backend(request, user_profile, apply_markdown=True, event_types=REQ(converter=json_to_list, default=None)): ret = do_events_register(user_profile, request.client, apply_markdown, event_types) return json_success(ret) @authenticated_json_post_view def json_messages_in_narrow(request, user_profile): return messages_in_narrow_backend(request, user_profile) @has_request_variables def messages_in_narrow_backend(request, user_profile, msg_ids = REQ(converter=json_to_list), narrow = REQ(converter=narrow_parameter)): # Note that this function will only work on messages the user # actually received query = UserMessage.objects.select_related("message") \ .filter(user_profile=user_profile, message__id__in=msg_ids) build = NarrowBuilder(user_profile, "message__") for operator, operand in narrow: query = build(query, operator, operand) return json_success({"messages": dict((msg.message.id, {'match_subject': msg.match_subject, 'match_content': msg.match_content}) for msg in query.iterator())}) def deactivate_user_backend(request, user_profile, email): try: target = get_user_profile_by_email(email) except UserProfile.DoesNotExist: return json_error('No such user') if target.bot_owner != user_profile and not user_profile.has_perm('administer', user_profile.realm): return json_error('Insufficient permission') do_deactivate(target) return json_success({}) @has_request_variables def patch_bot_backend(request, user_profile, email, full_name=REQ): # TODO: # 1) Validate data # 2) Support avatar changes try: bot = get_user_profile_by_email(email) except: return json_error('No such user') if bot.bot_owner != user_profile and not user_profile.has_perm('administer', user_profile.realm): return json_error('Insufficient permission') do_change_full_name(bot, full_name) bot_avatar_url = None if len(request.FILES) == 0: pass elif len(request.FILES) == 1: user_file = request.FILES.values()[0] upload_avatar_image(user_file, user_profile, bot.email) avatar_source = UserProfile.AVATAR_FROM_USER bot.avatar_source = avatar_source bot.save() bot_avatar_url = avatar_url(bot) else: return json_error("You may only upload one file at a time") json_result = dict( full_name = full_name, avatar_url = bot_avatar_url ) return json_success(json_result) @has_request_variables def regenerate_api_key(request, user_profile): user_profile.api_key = random_api_key() user_profile.save() json_result = dict( api_key = user_profile.api_key ) return json_success(json_result) @has_request_variables def regenerate_bot_api_key(request, user_profile, email): try: bot = get_user_profile_by_email(email) except: return json_error('No such user') if bot.bot_owner != user_profile and not user_profile.has_perm('administer', user_profile.realm): return json_error('Insufficient permission') bot.api_key = random_api_key() bot.save() json_result = dict( api_key = bot.api_key ) return json_success(json_result) @authenticated_json_post_view @has_request_variables def json_create_bot(request, user_profile, full_name=REQ, short_name=REQ): short_name += "-bot" email = short_name + "@" + user_profile.realm.domain form = CreateBotForm({'full_name': full_name, 'email': email}) if not form.is_valid(): # We validate client-side as well return json_error('Bad name or username') try: get_user_profile_by_email(email) return json_error("Username already in use") except UserProfile.DoesNotExist: pass if len(request.FILES) == 0: avatar_source = UserProfile.AVATAR_FROM_GRAVATAR elif len(request.FILES) != 1: return json_error("You may only upload one file at a time") else: user_file = request.FILES.values()[0] upload_avatar_image(user_file, user_profile, email) avatar_source = UserProfile.AVATAR_FROM_USER bot_profile = do_create_user(email, '', user_profile.realm, full_name, short_name, True, True, user_profile, avatar_source) json_result = dict( api_key=bot_profile.api_key, avatar_url=avatar_url(bot_profile) ) return json_success(json_result) @authenticated_json_post_view def json_get_bots(request, user_profile): bot_profiles = UserProfile.objects.filter(is_bot=True, is_active=True, bot_owner=user_profile) bot_profiles = bot_profiles.order_by('date_joined') def bot_info(bot_profile): return dict( username = bot_profile.email, full_name = bot_profile.full_name, api_key = bot_profile.api_key, avatar_url = avatar_url(bot_profile) ) return json_success({'bots': map(bot_info, bot_profiles)}) @authenticated_json_post_view @has_request_variables def json_refer_friend(request, user_profile, email=REQ): if user_profile.invites_granted - user_profile.invites_used <= 0: return json_error("Insufficient invites") do_refer_friend(user_profile, email); return json_success()