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- # -*- coding: utf-8 -*-
- # Copyright 2014-2016 OpenMarket Ltd
- #
- # Licensed under the Apache License, Version 2.0 (the "License");
- # you may not use this file except in compliance with the License.
- # You may obtain a copy of the License at
- #
- # http://www.apache.org/licenses/LICENSE-2.0
- #
- # Unless required by applicable law or agreed to in writing, software
- # distributed under the License is distributed on an "AS IS" BASIS,
- # 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.
- import copy
- from synapse.types import EventID
- from synapse.util.stringutils import random_string
- from . import EventBase, FrozenEvent, _event_dict_property
- class EventBuilder(EventBase):
- def __init__(self, key_values={}, internal_metadata_dict={}):
- signatures = copy.deepcopy(key_values.pop("signatures", {}))
- unsigned = copy.deepcopy(key_values.pop("unsigned", {}))
- super(EventBuilder, self).__init__(
- key_values,
- signatures=signatures,
- unsigned=unsigned,
- internal_metadata_dict=internal_metadata_dict,
- )
- event_id = _event_dict_property("event_id")
- state_key = _event_dict_property("state_key")
- type = _event_dict_property("type")
- def build(self):
- return FrozenEvent.from_event(self)
- class EventBuilderFactory(object):
- def __init__(self, clock, hostname):
- self.clock = clock
- self.hostname = hostname
- self.event_id_count = 0
- def create_event_id(self):
- i = str(self.event_id_count)
- self.event_id_count += 1
- local_part = str(int(self.clock.time())) + i + random_string(5)
- e_id = EventID(local_part, self.hostname)
- return e_id.to_string()
- def new(self, key_values={}):
- key_values["event_id"] = self.create_event_id()
- time_now = int(self.clock.time_msec())
- key_values.setdefault("origin", self.hostname)
- key_values.setdefault("origin_server_ts", time_now)
- key_values.setdefault("unsigned", {})
- age = key_values["unsigned"].pop("age", 0)
- key_values["unsigned"].setdefault("age_ts", time_now - age)
- key_values["signatures"] = {}
- return EventBuilder(key_values=key_values,)
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