zulip/zerver/context_processors.py

204 lines
8.0 KiB
Python

from urllib.parse import urljoin
from typing import Any, Dict, Optional
from django.http import HttpRequest
from django.conf import settings
from django.urls import reverse
from zerver.models import UserProfile, get_realm, Realm
from zproject.backends import (
any_social_backend_enabled,
password_auth_enabled,
require_email_format_usernames,
auth_enabled_helper,
AUTH_BACKEND_NAME_MAP,
SOCIAL_AUTH_BACKENDS,
)
from zerver.decorator import get_client_name
from zerver.lib.send_email import FromAddress
from zerver.lib.subdomains import get_subdomain
from zerver.lib.realm_icon import get_realm_icon_url
from zerver.lib.realm_description import get_realm_rendered_description, get_realm_text_description
from version import ZULIP_VERSION, LATEST_RELEASE_VERSION, LATEST_MAJOR_VERSION, \
LATEST_RELEASE_ANNOUNCEMENT
def common_context(user: UserProfile) -> Dict[str, Any]:
"""Common context used for things like outgoing emails that don't
have a request.
"""
return {
'realm_uri': user.realm.uri,
'realm_name': user.realm.name,
'root_domain_uri': settings.ROOT_DOMAIN_URI,
'external_uri_scheme': settings.EXTERNAL_URI_SCHEME,
'external_host': settings.EXTERNAL_HOST,
'user_name': user.full_name,
}
def get_realm_from_request(request: HttpRequest) -> Optional[Realm]:
if hasattr(request, "user") and hasattr(request.user, "realm"):
return request.user.realm
if not hasattr(request, "realm"):
# We cache the realm object from this function on the request,
# so that functions that call get_realm_from_request don't
# need to do duplicate queries on the same realm while
# processing a single request.
subdomain = get_subdomain(request)
try:
request.realm = get_realm(subdomain)
except Realm.DoesNotExist:
request.realm = None
return request.realm
def zulip_default_context(request: HttpRequest) -> Dict[str, Any]:
"""Context available to all Zulip Jinja2 templates that have a request
passed in. Designed to provide the long list of variables at the
bottom of this function in a wide range of situations: logged-in
or logged-out, subdomains or not, etc.
The main variable in the below is whether we know what realm the
user is trying to interact with.
"""
realm = get_realm_from_request(request)
if realm is None:
realm_uri = settings.ROOT_DOMAIN_URI
realm_name = None
realm_icon = None
else:
realm_uri = realm.uri
realm_name = realm.name
realm_icon = get_realm_icon_url(realm)
register_link_disabled = settings.REGISTER_LINK_DISABLED
login_link_disabled = settings.LOGIN_LINK_DISABLED
find_team_link_disabled = settings.FIND_TEAM_LINK_DISABLED
allow_search_engine_indexing = False
if (settings.ROOT_DOMAIN_LANDING_PAGE
and get_subdomain(request) == Realm.SUBDOMAIN_FOR_ROOT_DOMAIN):
register_link_disabled = True
login_link_disabled = True
find_team_link_disabled = False
allow_search_engine_indexing = True
apps_page_url = 'https://zulipchat.com/apps/'
if settings.ZILENCER_ENABLED:
apps_page_url = '/apps/'
user_is_authenticated = False
if hasattr(request, 'user') and hasattr(request.user, 'is_authenticated'):
user_is_authenticated = request.user.is_authenticated.value
if settings.DEVELOPMENT:
secrets_path = "zproject/dev-secrets.conf"
settings_path = "zproject/dev_settings.py"
settings_comments_path = "zproject/prod_settings_template.py"
else:
secrets_path = "/etc/zulip/zulip-secrets.conf"
settings_path = "/etc/zulip/settings.py"
settings_comments_path = "/etc/zulip/settings.py"
# We can't use request.client here because we might not be using
# an auth decorator that sets it, but we can call its helper to
# get the same result.
platform = get_client_name(request, True)
context = {
'root_domain_landing_page': settings.ROOT_DOMAIN_LANDING_PAGE,
'custom_logo_url': settings.CUSTOM_LOGO_URL,
'register_link_disabled': register_link_disabled,
'login_link_disabled': login_link_disabled,
'terms_of_service': settings.TERMS_OF_SERVICE,
'privacy_policy': settings.PRIVACY_POLICY,
'login_url': settings.HOME_NOT_LOGGED_IN,
'only_sso': settings.ONLY_SSO,
'external_host': settings.EXTERNAL_HOST,
'external_uri_scheme': settings.EXTERNAL_URI_SCHEME,
'realm_uri': realm_uri,
'realm_name': realm_name,
'realm_icon': realm_icon,
'root_domain_uri': settings.ROOT_DOMAIN_URI,
'apps_page_url': apps_page_url,
'open_realm_creation': settings.OPEN_REALM_CREATION,
'development_environment': settings.DEVELOPMENT,
'support_email': FromAddress.SUPPORT,
'find_team_link_disabled': find_team_link_disabled,
'password_min_length': settings.PASSWORD_MIN_LENGTH,
'password_min_guesses': settings.PASSWORD_MIN_GUESSES,
'jitsi_server_url': settings.JITSI_SERVER_URL,
'zulip_version': ZULIP_VERSION,
'user_is_authenticated': user_is_authenticated,
'settings_path': settings_path,
'secrets_path': secrets_path,
'settings_comments_path': settings_comments_path,
'platform': platform,
'allow_search_engine_indexing': allow_search_engine_indexing,
}
context['OPEN_GRAPH_URL'] = '%s%s' % (realm_uri, request.path)
if realm is not None and realm.icon_source == realm.ICON_UPLOADED:
context['OPEN_GRAPH_IMAGE'] = urljoin(realm_uri, realm_icon)
return context
def login_context(request: HttpRequest) -> Dict[str, Any]:
realm = get_realm_from_request(request)
if realm is None:
realm_description = None
realm_invite_required = False
else:
realm_description = get_realm_rendered_description(realm)
realm_invite_required = realm.invite_required
context = {
'realm_invite_required': realm_invite_required,
'realm_description': realm_description,
'require_email_format_usernames': require_email_format_usernames(realm),
'password_auth_enabled': password_auth_enabled(realm),
'any_social_backend_enabled': any_social_backend_enabled(realm),
'two_factor_authentication_enabled': settings.TWO_FACTOR_AUTHENTICATION_ENABLED,
} # type: Dict[str, Any]
if realm is not None and realm.description:
context['OPEN_GRAPH_TITLE'] = realm.name
context['OPEN_GRAPH_DESCRIPTION'] = get_realm_text_description(realm)
# Add the keys for our standard authentication backends.
no_auth_enabled = True
social_backends = []
for auth_backend_name in AUTH_BACKEND_NAME_MAP:
name_lower = auth_backend_name.lower()
key = "%s_auth_enabled" % (name_lower,)
is_enabled = auth_enabled_helper([auth_backend_name], realm)
context[key] = is_enabled
if is_enabled:
no_auth_enabled = False
# Now add the enabled social backends to the social_backends
# list used to generate buttons for login/register pages.
backend = AUTH_BACKEND_NAME_MAP[auth_backend_name]
if not is_enabled or backend not in SOCIAL_AUTH_BACKENDS:
continue
social_backends.append({
'name': backend.name,
'display_name': backend.auth_backend_name,
'login_url': reverse('login-social', args=(backend.name,)),
'signup_url': reverse('signup-social', args=(backend.name,)),
'sort_order': backend.sort_order,
})
context['social_backends'] = sorted(social_backends, key=lambda x: x['sort_order'], reverse=True)
context['no_auth_enabled'] = no_auth_enabled
return context
def latest_info_context() -> Dict[str, str]:
context = {
'latest_release_version': LATEST_RELEASE_VERSION,
'latest_major_version': LATEST_MAJOR_VERSION,
'latest_release_announcement': LATEST_RELEASE_ANNOUNCEMENT,
}
return context