diff options
Diffstat (limited to 'synapse/api/events')
| -rw-r--r-- | synapse/api/events/__init__.py | 148 | ||||
| -rw-r--r-- | synapse/api/events/factory.py | 90 | ||||
| -rw-r--r-- | synapse/api/events/room.py | 170 | ||||
| -rw-r--r-- | synapse/api/events/utils.py | 85 | ||||
| -rw-r--r-- | synapse/api/events/validator.py | 87 |
5 files changed, 0 insertions, 580 deletions
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) diff --git a/synapse/api/events/factory.py b/synapse/api/events/factory.py deleted file mode 100644 index 1b84e2b445..0000000000 --- a/synapse/api/events/factory.py +++ /dev/null @@ -1,90 +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.api.events.room import ( - RoomTopicEvent, MessageEvent, RoomMemberEvent, FeedbackEvent, - InviteJoinEvent, RoomConfigEvent, RoomNameEvent, GenericEvent, - RoomPowerLevelsEvent, RoomJoinRulesEvent, - RoomCreateEvent, - RoomRedactionEvent, -) - -from synapse.types import EventID - -from synapse.util.stringutils import random_string - - -class EventFactory(object): - - _event_classes = [ - RoomTopicEvent, - RoomNameEvent, - MessageEvent, - RoomMemberEvent, - FeedbackEvent, - InviteJoinEvent, - RoomConfigEvent, - RoomPowerLevelsEvent, - RoomJoinRulesEvent, - RoomCreateEvent, - RoomRedactionEvent, - ] - - def __init__(self, hs): - self._event_list = {} # dict of TYPE to event class - for event_class in EventFactory._event_classes: - self._event_list[event_class.TYPE] = event_class - - self.clock = hs.get_clock() - self.hs = hs - - 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.create(local_part, self.hs.hostname) - - return e_id.to_string() - - def create_event(self, etype=None, **kwargs): - kwargs["type"] = etype - if "event_id" not in kwargs: - kwargs["event_id"] = self.create_event_id() - kwargs["origin"] = self.hs.hostname - else: - ev_id = self.hs.parse_eventid(kwargs["event_id"]) - kwargs["origin"] = ev_id.domain - - if "origin_server_ts" not in kwargs: - kwargs["origin_server_ts"] = int(self.clock.time_msec()) - - # The "age" key is a delta timestamp that should be converted into an - # absolute timestamp the minute we see it. - if "age" in kwargs: - kwargs["age_ts"] = int(self.clock.time_msec()) - int(kwargs["age"]) - del kwargs["age"] - elif "age_ts" not in kwargs: - kwargs["age_ts"] = int(self.clock.time_msec()) - - if etype in self._event_list: - handler = self._event_list[etype] - else: - handler = GenericEvent - - return handler(**kwargs) diff --git a/synapse/api/events/room.py b/synapse/api/events/room.py deleted file mode 100644 index 8c4ac45d02..0000000000 --- a/synapse/api/events/room.py +++ /dev/null @@ -1,170 +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.api.constants import Feedback, Membership -from synapse.api.errors import SynapseError -from . import SynapseEvent, SynapseStateEvent - - -class GenericEvent(SynapseEvent): - def get_content_template(self): - return {} - - -class RoomTopicEvent(SynapseEvent): - TYPE = "m.room.topic" - - internal_keys = SynapseEvent.internal_keys + [ - "topic", - ] - - def __init__(self, **kwargs): - kwargs["state_key"] = "" - if "topic" in kwargs["content"]: - kwargs["topic"] = kwargs["content"]["topic"] - super(RoomTopicEvent, self).__init__(**kwargs) - - def get_content_template(self): - return {"topic": u"string"} - - -class RoomNameEvent(SynapseEvent): - TYPE = "m.room.name" - - internal_keys = SynapseEvent.internal_keys + [ - "name", - ] - - def __init__(self, **kwargs): - kwargs["state_key"] = "" - if "name" in kwargs["content"]: - kwargs["name"] = kwargs["content"]["name"] - super(RoomNameEvent, self).__init__(**kwargs) - - def get_content_template(self): - return {"name": u"string"} - - -class RoomMemberEvent(SynapseEvent): - TYPE = "m.room.member" - - valid_keys = SynapseEvent.valid_keys + [ - # target is the state_key - "membership", # action - ] - - def __init__(self, **kwargs): - if "membership" not in kwargs: - kwargs["membership"] = kwargs.get("content", {}).get("membership") - if not kwargs["membership"] in Membership.LIST: - raise SynapseError(400, "Bad membership value.") - super(RoomMemberEvent, self).__init__(**kwargs) - - def get_content_template(self): - return {"membership": u"string"} - - -class MessageEvent(SynapseEvent): - TYPE = "m.room.message" - - valid_keys = SynapseEvent.valid_keys + [ - "msg_id", # unique per room + user combo - ] - - def __init__(self, **kwargs): - super(MessageEvent, self).__init__(**kwargs) - - def get_content_template(self): - return {"msgtype": u"string"} - - -class FeedbackEvent(SynapseEvent): - TYPE = "m.room.message.feedback" - - valid_keys = SynapseEvent.valid_keys - - def __init__(self, **kwargs): - super(FeedbackEvent, self).__init__(**kwargs) - if not kwargs["content"]["type"] in Feedback.LIST: - raise SynapseError(400, "Bad feedback value.") - - def get_content_template(self): - return { - "type": u"string", - "target_event_id": u"string" - } - - -class InviteJoinEvent(SynapseEvent): - TYPE = "m.room.invite_join" - - valid_keys = SynapseEvent.valid_keys + [ - # target_user_id is the state_key - "target_host", - ] - - def __init__(self, **kwargs): - super(InviteJoinEvent, self).__init__(**kwargs) - - def get_content_template(self): - return {} - - -class RoomConfigEvent(SynapseEvent): - TYPE = "m.room.config" - - def __init__(self, **kwargs): - kwargs["state_key"] = "" - super(RoomConfigEvent, self).__init__(**kwargs) - - def get_content_template(self): - return {} - - -class RoomCreateEvent(SynapseStateEvent): - TYPE = "m.room.create" - - def get_content_template(self): - return {} - - -class RoomJoinRulesEvent(SynapseStateEvent): - TYPE = "m.room.join_rules" - - def get_content_template(self): - return {} - - -class RoomPowerLevelsEvent(SynapseStateEvent): - TYPE = "m.room.power_levels" - - def get_content_template(self): - return {} - - -class RoomAliasesEvent(SynapseStateEvent): - TYPE = "m.room.aliases" - - def get_content_template(self): - return {} - - -class RoomRedactionEvent(SynapseEvent): - TYPE = "m.room.redaction" - - valid_keys = SynapseEvent.valid_keys + ["redacts"] - - def get_content_template(self): - return {} diff --git a/synapse/api/events/utils.py b/synapse/api/events/utils.py deleted file mode 100644 index d6019d56eb..0000000000 --- a/synapse/api/events/utils.py +++ /dev/null @@ -1,85 +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 .room import ( - RoomMemberEvent, RoomJoinRulesEvent, RoomPowerLevelsEvent, - RoomAliasesEvent, RoomCreateEvent, -) - - -def prune_event(event): - """ Returns a pruned version of the given event, which removes all keys we - don't know about or think could potentially be dodgy. - - This is used when we "redact" an event. We want to remove all fields that - the user has specified, but we do want to keep necessary information like - type, state_key etc. - """ - event_type = event.type - - allowed_keys = [ - "event_id", - "user_id", - "room_id", - "hashes", - "signatures", - "content", - "type", - "state_key", - "depth", - "prev_events", - "prev_state", - "auth_events", - "origin", - "origin_server_ts", - ] - - new_content = {} - - def add_fields(*fields): - for field in fields: - if field in event.content: - new_content[field] = event.content[field] - - if event_type == RoomMemberEvent.TYPE: - add_fields("membership") - elif event_type == RoomCreateEvent.TYPE: - add_fields("creator") - elif event_type == RoomJoinRulesEvent.TYPE: - add_fields("join_rule") - elif event_type == RoomPowerLevelsEvent.TYPE: - add_fields( - "users", - "users_default", - "events", - "events_default", - "events_default", - "state_default", - "ban", - "kick", - "redact", - ) - elif event_type == RoomAliasesEvent.TYPE: - add_fields("aliases") - - allowed_fields = { - k: v - for k, v in event.get_full_dict().items() - if k in allowed_keys - } - - allowed_fields["content"] = new_content - - return type(event)(**allowed_fields) diff --git a/synapse/api/events/validator.py b/synapse/api/events/validator.py deleted file mode 100644 index 067215f6ef..0000000000 --- a/synapse/api/events/validator.py +++ /dev/null @@ -1,87 +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.api.errors import SynapseError, Codes - - -class EventValidator(object): - def __init__(self, hs): - pass - - def validate(self, event): - """Checks the given JSON content abides by the rules of the template. - - Args: - content : A JSON object to check. - raises: True to raise a SynapseError if the check fails. - Returns: - True if the content passes the template. Returns False if the check - fails and raises=False. - Raises: - SynapseError if the check fails and raises=True. - """ - # recursively call to inspect each layer - err_msg = self._check_json_template( - event.content, - event.get_content_template() - ) - if err_msg: - raise SynapseError(400, err_msg, Codes.BAD_JSON) - else: - return True - - def _check_json_template(self, content, template): - """Check content and template matches. - - If the template is a dict, each key in the dict will be validated with - the content, else it will just compare the types of content and - template. This basic type check is required because this function will - be recursively called and could be called with just strs or ints. - - Args: - content: The content to validate. - template: The validation template. - Returns: - str: An error message if the validation fails, else None. - """ - if type(content) != type(template): - return "Mismatched types: %s" % template - - if type(template) == dict: - for key in template: - if key not in content: - return "Missing %s key" % key - - if type(content[key]) != type(template[key]): - return "Key %s is of the wrong type (got %s, want %s)" % ( - key, type(content[key]), type(template[key])) - - if type(content[key]) == dict: - # we must go deeper - msg = self._check_json_template( - content[key], - template[key] - ) - if msg: - return msg - elif type(content[key]) == list: - # make sure each item type in content matches the template - for entry in content[key]: - msg = self._check_json_template( - entry, - template[key][0] - ) - if msg: - return msg |