Add type hints to some handlers (#8505)

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Patrick Cloke 2020-10-09 07:20:51 -04:00 committed by GitHub
parent a97cec18bb
commit a93f3121f8
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10 changed files with 60 additions and 22 deletions

1
changelog.d/8505.misc Normal file
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@ -0,0 +1 @@
Add type hints to various parts of the code base.

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@ -15,9 +15,12 @@ files =
synapse/events/builder.py,
synapse/events/spamcheck.py,
synapse/federation,
synapse/handlers/account_data.py,
synapse/handlers/auth.py,
synapse/handlers/cas_handler.py,
synapse/handlers/deactivate_account.py,
synapse/handlers/device.py,
synapse/handlers/devicemessage.py,
synapse/handlers/directory.py,
synapse/handlers/events.py,
synapse/handlers/federation.py,
@ -26,7 +29,9 @@ files =
synapse/handlers/message.py,
synapse/handlers/oidc_handler.py,
synapse/handlers/pagination.py,
synapse/handlers/password_policy.py,
synapse/handlers/presence.py,
synapse/handlers/read_marker.py,
synapse/handlers/room.py,
synapse/handlers/room_member.py,
synapse/handlers/room_member_worker.py,

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@ -861,7 +861,7 @@ class FederationHandlerRegistry:
self._edu_type_to_instance = {} # type: Dict[str, str]
def register_edu_handler(
self, edu_type: str, handler: Callable[[str, dict], Awaitable[None]]
self, edu_type: str, handler: Callable[[str, JsonDict], Awaitable[None]]
):
"""Sets the handler callable that will be used to handle an incoming
federation EDU of the given type.

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@ -12,16 +12,24 @@
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import TYPE_CHECKING, List, Tuple
from synapse.types import JsonDict, UserID
if TYPE_CHECKING:
from synapse.app.homeserver import HomeServer
class AccountDataEventSource:
def __init__(self, hs):
def __init__(self, hs: "HomeServer"):
self.store = hs.get_datastore()
def get_current_key(self, direction="f"):
def get_current_key(self, direction: str = "f") -> int:
return self.store.get_max_account_data_stream_id()
async def get_new_events(self, user, from_key, **kwargs):
async def get_new_events(
self, user: UserID, from_key: int, **kwargs
) -> Tuple[List[JsonDict], int]:
user_id = user.to_string()
last_stream_id = from_key

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@ -14,7 +14,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
from typing import Optional
from typing import TYPE_CHECKING, Optional
from synapse.api.errors import SynapseError
from synapse.metrics.background_process_metrics import run_as_background_process
@ -22,13 +22,16 @@ from synapse.types import UserID, create_requester
from ._base import BaseHandler
if TYPE_CHECKING:
from synapse.app.homeserver import HomeServer
logger = logging.getLogger(__name__)
class DeactivateAccountHandler(BaseHandler):
"""Handler which deals with deactivating user accounts."""
def __init__(self, hs):
def __init__(self, hs: "HomeServer"):
super().__init__(hs)
self.hs = hs
self._auth_handler = hs.get_auth_handler()
@ -137,7 +140,7 @@ class DeactivateAccountHandler(BaseHandler):
return identity_server_supports_unbinding
async def _reject_pending_invites_for_user(self, user_id: str):
async def _reject_pending_invites_for_user(self, user_id: str) -> None:
"""Reject pending invites addressed to a given user ID.
Args:

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@ -14,7 +14,7 @@
# limitations under the License.
import logging
from typing import Any, Dict
from typing import TYPE_CHECKING, Any, Dict
from synapse.api.errors import SynapseError
from synapse.logging.context import run_in_background
@ -24,18 +24,22 @@ from synapse.logging.opentracing import (
set_tag,
start_active_span,
)
from synapse.types import UserID, get_domain_from_id
from synapse.types import JsonDict, UserID, get_domain_from_id
from synapse.util import json_encoder
from synapse.util.stringutils import random_string
if TYPE_CHECKING:
from synapse.app.homeserver import HomeServer
logger = logging.getLogger(__name__)
class DeviceMessageHandler:
def __init__(self, hs):
def __init__(self, hs: "HomeServer"):
"""
Args:
hs (synapse.server.HomeServer): server
hs: server
"""
self.store = hs.get_datastore()
self.notifier = hs.get_notifier()
@ -48,7 +52,7 @@ class DeviceMessageHandler:
self._device_list_updater = hs.get_device_handler().device_list_updater
async def on_direct_to_device_edu(self, origin, content):
async def on_direct_to_device_edu(self, origin: str, content: JsonDict) -> None:
local_messages = {}
sender_user_id = content["sender"]
if origin != get_domain_from_id(sender_user_id):
@ -95,7 +99,7 @@ class DeviceMessageHandler:
message_type: str,
sender_user_id: str,
by_device: Dict[str, Dict[str, Any]],
):
) -> None:
"""Checks inbound device messages for unknown remote devices, and if
found marks the remote cache for the user as stale.
"""
@ -138,11 +142,16 @@ class DeviceMessageHandler:
self._device_list_updater.user_device_resync, sender_user_id
)
async def send_device_message(self, sender_user_id, message_type, messages):
async def send_device_message(
self,
sender_user_id: str,
message_type: str,
messages: Dict[str, Dict[str, JsonDict]],
) -> None:
set_tag("number_of_messages", len(messages))
set_tag("sender", sender_user_id)
local_messages = {}
remote_messages = {}
remote_messages = {} # type: Dict[str, Dict[str, Dict[str, JsonDict]]]
for user_id, by_device in messages.items():
# we use UserID.from_string to catch invalid user ids
if self.is_mine(UserID.from_string(user_id)):

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@ -16,14 +16,18 @@
import logging
import re
from typing import TYPE_CHECKING
from synapse.api.errors import Codes, PasswordRefusedError
if TYPE_CHECKING:
from synapse.app.homeserver import HomeServer
logger = logging.getLogger(__name__)
class PasswordPolicyHandler:
def __init__(self, hs):
def __init__(self, hs: "HomeServer"):
self.policy = hs.config.password_policy
self.enabled = hs.config.password_policy_enabled
@ -33,11 +37,11 @@ class PasswordPolicyHandler:
self.regexp_uppercase = re.compile("[A-Z]")
self.regexp_lowercase = re.compile("[a-z]")
def validate_password(self, password):
def validate_password(self, password: str) -> None:
"""Checks whether a given password complies with the server's policy.
Args:
password (str): The password to check against the server's policy.
password: The password to check against the server's policy.
Raises:
PasswordRefusedError: The password doesn't comply with the server's policy.

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@ -14,23 +14,29 @@
# limitations under the License.
import logging
from typing import TYPE_CHECKING
from synapse.util.async_helpers import Linearizer
from ._base import BaseHandler
if TYPE_CHECKING:
from synapse.app.homeserver import HomeServer
logger = logging.getLogger(__name__)
class ReadMarkerHandler(BaseHandler):
def __init__(self, hs):
def __init__(self, hs: "HomeServer"):
super().__init__(hs)
self.server_name = hs.config.server_name
self.store = hs.get_datastore()
self.read_marker_linearizer = Linearizer(name="read_marker")
self.notifier = hs.get_notifier()
async def received_client_read_marker(self, room_id, user_id, event_id):
async def received_client_read_marker(
self, room_id: str, user_id: str, event_id: str
) -> None:
"""Updates the read marker for a given user in a given room if the event ID given
is ahead in the stream relative to the current read marker.

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@ -339,7 +339,7 @@ class Notifier:
self,
stream_key: str,
new_token: Union[int, RoomStreamToken],
users: Collection[UserID] = [],
users: Collection[Union[str, UserID]] = [],
rooms: Collection[str] = [],
):
""" Used to inform listeners that something has happened event wise.

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@ -1220,7 +1220,9 @@ class RegistrationStore(RegistrationBackgroundUpdateStore):
desc="record_user_external_id",
)
async def user_set_password_hash(self, user_id: str, password_hash: str) -> None:
async def user_set_password_hash(
self, user_id: str, password_hash: Optional[str]
) -> None:
"""
NB. This does *not* evict any cache because the one use for this
removes most of the entries subsequently anyway so it would be