diff --git a/synapse/api/events/__init__.py b/synapse/api/events/__init__.py
deleted file mode 100644
index 22939d011a..0000000000
--- a/synapse/api/events/__init__.py
+++ /dev/null
@@ -1,148 +0,0 @@
-# -*- coding: utf-8 -*-
-# Copyright 2014 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.
-
-from synapse.util.jsonobject import JsonEncodedObject
-
-
-def serialize_event(hs, e):
- # FIXME(erikj): To handle the case of presence events and the like
- if not isinstance(e, SynapseEvent):
- return e
-
- # Should this strip out None's?
- d = {k: v for k, v in e.get_dict().items()}
- if "age_ts" in d:
- d["age"] = int(hs.get_clock().time_msec()) - d["age_ts"]
- del d["age_ts"]
-
- return d
-
-
-class SynapseEvent(JsonEncodedObject):
-
- """Base class for Synapse events. These are JSON objects which must abide
- by a certain well-defined structure.
- """
-
- # Attributes that are currently assumed by the federation side:
- # Mandatory:
- # - event_id
- # - room_id
- # - type
- # - is_state
- #
- # Optional:
- # - state_key (mandatory when is_state is True)
- # - prev_events (these can be filled out by the federation layer itself.)
- # - prev_state
-
- valid_keys = [
- "event_id",
- "type",
- "room_id",
- "user_id", # sender/initiator
- "content", # HTTP body, JSON
- "state_key",
- "age_ts",
- "prev_content",
- "replaces_state",
- "redacted_because",
- "origin_server_ts",
- ]
-
- internal_keys = [
- "is_state",
- "depth",
- "destinations",
- "origin",
- "outlier",
- "redacted",
- "prev_events",
- "hashes",
- "signatures",
- "prev_state",
- "auth_events",
- "state_hash",
- ]
-
- required_keys = [
- "event_id",
- "room_id",
- "content",
- ]
-
- outlier = False
-
- def __init__(self, raises=True, **kwargs):
- super(SynapseEvent, self).__init__(**kwargs)
- # if "content" in kwargs:
- # self.check_json(self.content, raises=raises)
-
- def get_content_template(self):
- """ Retrieve the JSON template for this event as a dict.
-
- The template must be a dict representing the JSON to match. Only
- required keys should be present. The values of the keys in the template
- are checked via type() to the values of the same keys in the actual
- event JSON.
-
- NB: If loading content via json.loads, you MUST define strings as
- unicode.
-
- For example:
- Content:
- {
- "name": u"bob",
- "age": 18,
- "friends": [u"mike", u"jill"]
- }
- Template:
- {
- "name": u"string",
- "age": 0,
- "friends": [u"string"]
- }
- The values "string" and 0 could be anything, so long as the types
- are the same as the content.
- """
- raise NotImplementedError("get_content_template not implemented.")
-
- def get_pdu_json(self, time_now=None):
- pdu_json = self.get_full_dict()
- pdu_json.pop("destinations", None)
- pdu_json.pop("outlier", None)
- pdu_json.pop("replaces_state", None)
- pdu_json.pop("redacted", None)
- pdu_json.pop("prev_content", None)
- state_hash = pdu_json.pop("state_hash", None)
- if state_hash is not None:
- pdu_json.setdefault("unsigned", {})["state_hash"] = state_hash
- content = pdu_json.get("content", {})
- content.pop("prev", None)
- if time_now is not None and "age_ts" in pdu_json:
- age = time_now - pdu_json["age_ts"]
- pdu_json.setdefault("unsigned", {})["age"] = int(age)
- del pdu_json["age_ts"]
- user_id = pdu_json.pop("user_id")
- pdu_json["sender"] = user_id
- return pdu_json
-
-
-class SynapseStateEvent(SynapseEvent):
-
- def __init__(self, **kwargs):
- if "state_key" not in kwargs:
- kwargs["state_key"] = ""
- super(SynapseStateEvent, self).__init__(**kwargs)
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