mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-12-22 02:05:00 -05:00
154 lines
4.4 KiB
Python
154 lines
4.4 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014, 2015 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from synapse.util.frozenutils import freeze, unfreeze
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class _EventInternalMetadata(object):
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def __init__(self, internal_metadata_dict):
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self.__dict__ = internal_metadata_dict
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def get_dict(self):
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return dict(self.__dict__)
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def is_outlier(self):
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return hasattr(self, "outlier") and self.outlier
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def _event_dict_property(key):
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def getter(self):
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return self._event_dict[key]
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def setter(self, v):
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self._event_dict[key] = v
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def delete(self):
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del self._event_dict[key]
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return property(
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getter,
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setter,
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delete,
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)
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class EventBase(object):
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def __init__(self, event_dict, signatures={}, unsigned={},
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internal_metadata_dict={}):
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self.signatures = signatures
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self.unsigned = unsigned
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self._event_dict = event_dict
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self.internal_metadata = _EventInternalMetadata(
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internal_metadata_dict
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)
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auth_events = _event_dict_property("auth_events")
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depth = _event_dict_property("depth")
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content = _event_dict_property("content")
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event_id = _event_dict_property("event_id")
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hashes = _event_dict_property("hashes")
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origin = _event_dict_property("origin")
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origin_server_ts = _event_dict_property("origin_server_ts")
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prev_events = _event_dict_property("prev_events")
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prev_state = _event_dict_property("prev_state")
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redacts = _event_dict_property("redacts")
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room_id = _event_dict_property("room_id")
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sender = _event_dict_property("sender")
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state_key = _event_dict_property("state_key")
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type = _event_dict_property("type")
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user_id = _event_dict_property("sender")
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@property
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def membership(self):
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return self.content["membership"]
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def is_state(self):
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return hasattr(self, "state_key")
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def get_dict(self):
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d = dict(self._event_dict)
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d.update({
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"signatures": self.signatures,
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"unsigned": self.unsigned,
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})
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return d
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def get(self, key, default):
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return self._event_dict.get(key, default)
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def get_internal_metadata_dict(self):
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return self.internal_metadata.get_dict()
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def get_pdu_json(self, time_now=None):
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pdu_json = self.get_dict()
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if time_now is not None and "age_ts" in pdu_json["unsigned"]:
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age = time_now - pdu_json["unsigned"]["age_ts"]
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pdu_json.setdefault("unsigned", {})["age"] = int(age)
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del pdu_json["unsigned"]["age_ts"]
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return pdu_json
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def __set__(self, instance, value):
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raise AttributeError("Unrecognized attribute %s" % (instance,))
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class FrozenEvent(EventBase):
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def __init__(self, event_dict, internal_metadata_dict={}):
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event_dict = dict(event_dict)
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# Signatures is a dict of dicts, and this is faster than doing a
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# copy.deepcopy
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signatures = {
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name: {sig_id: sig for sig_id, sig in sigs.items()}
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for name, sigs in event_dict.pop("signatures", {}).items()
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}
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unsigned = dict(event_dict.pop("unsigned", {}))
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frozen_dict = freeze(event_dict)
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super(FrozenEvent, self).__init__(
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frozen_dict,
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signatures=signatures,
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unsigned=unsigned,
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internal_metadata_dict=internal_metadata_dict,
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)
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@staticmethod
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def from_event(event):
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e = FrozenEvent(
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event.get_pdu_json()
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)
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e.internal_metadata = event.internal_metadata
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return e
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def get_dict(self):
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# We need to unfreeze what we return
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return unfreeze(super(FrozenEvent, self).get_dict())
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def __str__(self):
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return self.__repr__()
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def __repr__(self):
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return "<FrozenEvent event_id='%s', type='%s', state_key='%s'>" % (
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self.event_id, self.type, self.get("state_key", None),
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)
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