Update the v2 filters to support filtering presence and remove support for public/private user data

pull/301/head
Mark Haines 2015-10-13 14:12:43 +01:00
parent 7ec9be9c53
commit 2fa9e23e04
1 changed files with 44 additions and 18 deletions

View File

@ -54,7 +54,7 @@ class Filtering(object):
]
room_level_definitions = [
"state", "events", "ephemeral"
"state", "timeline", "ephemeral"
]
for key in top_level_definitions:
@ -135,17 +135,23 @@ class Filter(object):
def __init__(self, filter_json):
self.filter_json = filter_json
def filter_public_user_data(self, events):
return self._filter_on_key(events, ["public_user_data"])
def timeline_limit(self):
return self.filter_json.get("room", {}).get("timeline", {}).get("limit", 10)
def filter_private_user_data(self, events):
return self._filter_on_key(events, ["private_user_data"])
def presence_limit(self):
return self.filter_json.get("presence", {}).get("limit", 10)
def ephemeral_limit(self):
return self.filter_json.get("room", {}).get("ephemeral", {}).get("limit", 10)
def filter_presence(self, events):
return self._filter_on_key(events, ["presence"])
def filter_room_state(self, events):
return self._filter_on_key(events, ["room", "state"])
def filter_room_events(self, events):
return self._filter_on_key(events, ["room", "events"])
def filter_room_timeline(self, events):
return self._filter_on_key(events, ["room", "timeline"])
def filter_room_ephemeral(self, events):
return self._filter_on_key(events, ["room", "ephemeral"])
@ -169,11 +175,34 @@ class Filter(object):
return [e for e in events if self._passes_definition(definition, e)]
def _passes_definition(self, definition, event):
"""Check if the event passes the filter definition
Args:
definition(dict): The filter definition to check against
event(dict or Event): The event to check
Returns:
True if the event passes the filter in the definition
"""
if type(event) is dict:
room_id = event.get("room_id")
sender = event.get("sender")
event_type = event["type"]
else:
room_id = getattr(event, "room_id", None)
sender = getattr(event, "sender", None)
event_type = event.type
return self._event_passes_definition(
definition, room_id, sender, event_type
)
def _event_passes_definition(self, definition, room_id, sender,
event_type):
"""Check if the event passes through the given definition.
Args:
definition(dict): The definition to check against.
event(Event): The event to check.
room_id(str): The id of the room this event is in or None.
sender(str): The sender of the event
event_type(str): The type of the event.
Returns:
True if the event passes through the filter.
"""
@ -185,8 +214,7 @@ class Filter(object):
# and 'not_types' then it is treated as only being in 'not_types')
# room checks
if hasattr(event, "room_id"):
room_id = event.room_id
if room_id is not None:
allow_rooms = definition.get("rooms", None)
reject_rooms = definition.get("not_rooms", None)
if reject_rooms and room_id in reject_rooms:
@ -195,9 +223,7 @@ class Filter(object):
return False
# sender checks
if hasattr(event, "sender"):
# Should we be including event.state_key for some event types?
sender = event.sender
if sender is not None:
allow_senders = definition.get("senders", None)
reject_senders = definition.get("not_senders", None)
if reject_senders and sender in reject_senders:
@ -208,12 +234,12 @@ class Filter(object):
# type checks
if "not_types" in definition:
for def_type in definition["not_types"]:
if self._event_matches_type(event, def_type):
if self._event_matches_type(event_type, def_type):
return False
if "types" in definition:
included = False
for def_type in definition["types"]:
if self._event_matches_type(event, def_type):
if self._event_matches_type(event_type, def_type):
included = True
break
if not included:
@ -221,9 +247,9 @@ class Filter(object):
return True
def _event_matches_type(self, event, def_type):
def _event_matches_type(self, event_type, def_type):
if def_type.endswith("*"):
type_prefix = def_type[:-1]
return event.type.startswith(type_prefix)
return event_type.startswith(type_prefix)
else:
return event.type == def_type
return event_type == def_type