remove dead filter_events_for_clients

This is only used by filter_events_for_client, so we can simplify the whole
thing by just doing one user at a time, and removing a dead storage function to
boot.
This commit is contained in:
Richard van der Hoff 2018-06-07 11:37:10 +01:00
parent 187a546bff
commit bd348f0af6
3 changed files with 35 additions and 92 deletions

View file

@ -20,7 +20,7 @@ from synapse.storage._base import SQLBaseStore
from synapse.storage.util.id_generators import StreamIdGenerator
from synapse.util.caches.stream_change_cache import StreamChangeCache
from synapse.util.caches.descriptors import cached, cachedList, cachedInlineCallbacks
from synapse.util.caches.descriptors import cached, cachedInlineCallbacks
import abc
import simplejson as json
@ -114,25 +114,6 @@ class AccountDataWorkerStore(SQLBaseStore):
else:
defer.returnValue(None)
@cachedList(cached_method_name="get_global_account_data_by_type_for_user",
num_args=2, list_name="user_ids", inlineCallbacks=True)
def get_global_account_data_by_type_for_users(self, data_type, user_ids):
rows = yield self._simple_select_many_batch(
table="account_data",
column="user_id",
iterable=user_ids,
keyvalues={
"account_data_type": data_type,
},
retcols=("user_id", "content",),
desc="get_global_account_data_by_type_for_users",
)
defer.returnValue({
row["user_id"]: json.loads(row["content"]) if row["content"] else None
for row in rows
})
@cached(num_args=2)
def get_account_data_for_room(self, user_id, room_id):
"""Get all the client account_data for a user for a room.

View file

@ -13,14 +13,14 @@
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
from twisted.internet import defer
from synapse.api.constants import Membership, EventTypes
from synapse.util.logcontext import make_deferred_yieldable, preserve_fn
import logging
logger = logging.getLogger(__name__)
@ -43,21 +43,35 @@ MEMBERSHIP_PRIORITY = (
@defer.inlineCallbacks
def filter_events_for_clients(store, user_tuples, events, event_id_to_state,
always_include_ids=frozenset()):
""" Returns dict of user_id -> list of events that user is allowed to
see.
def filter_events_for_client(store, user_id, events, is_peeking=False,
always_include_ids=frozenset()):
"""
Check which events a user is allowed to see
Args:
user_tuples (str, bool): (user id, is_peeking) for each user to be
checked. is_peeking should be true if:
* the user is not currently a member of the room, and:
* the user has not been a member of the room since the
given events
events ([synapse.events.EventBase]): list of events to filter
store (synapse.storage.DataStore): our datastore (can also be a worker
store)
user_id(str): user id to be checked
events(list[synapse.events.EventBase]): sequence of events to be checked
is_peeking(bool): should be True if:
* the user is not currently a member of the room, and:
* the user has not been a member of the room since the given
events
always_include_ids (set(event_id)): set of event ids to specifically
include (unless sender is ignored)
Returns:
Deferred[list[synapse.events.EventBase]]
"""
types = (
(EventTypes.RoomHistoryVisibility, ""),
(EventTypes.Member, user_id),
)
event_id_to_state = yield store.get_state_for_events(
frozenset(e.event_id for e in events),
types=types,
)
forgotten = yield make_deferred_yieldable(defer.gatherResults([
defer.maybeDeferred(
preserve_fn(store.who_forgot_in_room),
@ -71,25 +85,20 @@ def filter_events_for_clients(store, user_tuples, events, event_id_to_state,
row["event_id"] for rows in forgotten for row in rows
)
ignore_dict_content = yield store.get_global_account_data_by_type_for_users(
"m.ignored_user_list", user_ids=[user_id for user_id, _ in user_tuples]
ignore_dict_content = yield store.get_global_account_data_by_type_for_user(
"m.ignored_user_list", user_id,
)
# FIXME: This will explode if people upload something incorrect.
ignore_dict = {
user_id: frozenset(
content.get("ignored_users", {}).keys() if content else []
)
for user_id, content in ignore_dict_content.items()
}
ignore_list = frozenset(
ignore_dict_content.get("ignored_users", {}).keys()
if ignore_dict_content else []
)
def allowed(event, user_id, is_peeking, ignore_list):
def allowed(event):
"""
Args:
event (synapse.events.EventBase): event to check
user_id (str)
is_peeking (bool)
ignore_list (list): list of users to ignore
"""
if not event.is_state() and event.sender in ignore_list:
return False
@ -184,43 +193,4 @@ def filter_events_for_clients(store, user_tuples, events, event_id_to_state,
# we don't know when they left.
return not is_peeking
defer.returnValue({
user_id: [
event
for event in events
if allowed(event, user_id, is_peeking, ignore_dict.get(user_id, []))
]
for user_id, is_peeking in user_tuples
})
@defer.inlineCallbacks
def filter_events_for_client(store, user_id, events, is_peeking=False,
always_include_ids=frozenset()):
"""
Check which events a user is allowed to see
Args:
user_id(str): user id to be checked
events([synapse.events.EventBase]): list of events to be checked
is_peeking(bool): should be True if:
* the user is not currently a member of the room, and:
* the user has not been a member of the room since the given
events
Returns:
[synapse.events.EventBase]
"""
types = (
(EventTypes.RoomHistoryVisibility, ""),
(EventTypes.Member, user_id),
)
event_id_to_state = yield store.get_state_for_events(
frozenset(e.event_id for e in events),
types=types
)
res = yield filter_events_for_clients(
store, [(user_id, is_peeking)], events, event_id_to_state,
always_include_ids=always_include_ids,
)
defer.returnValue(res.get(user_id, []))
defer.returnValue(list(filter(allowed, events)))

View file

@ -37,10 +37,6 @@ class SlavedAccountDataStoreTestCase(BaseSlavedStoreTestCase):
"get_global_account_data_by_type_for_user",
[TYPE, USER_ID], {"a": 1}
)
yield self.check(
"get_global_account_data_by_type_for_users",
[TYPE, [USER_ID]], {USER_ID: {"a": 1}}
)
yield self.master_store.add_account_data_for_user(
USER_ID, TYPE, {"a": 2}
@ -50,7 +46,3 @@ class SlavedAccountDataStoreTestCase(BaseSlavedStoreTestCase):
"get_global_account_data_by_type_for_user",
[TYPE, USER_ID], {"a": 2}
)
yield self.check(
"get_global_account_data_by_type_for_users",
[TYPE, [USER_ID]], {USER_ID: {"a": 2}}
)