141 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			141 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			Python
		
	
	
| # Copyright 2015-2021 The Matrix.org Foundation C.I.C.
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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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| 
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| import logging
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| from typing import Iterable
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| 
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| from synapse.api.constants import EventTypes
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| from synapse.config._base import Config, ConfigError
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| from synapse.config._util import validate_config
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| from synapse.types import JsonDict
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| 
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| logger = logging.getLogger(__name__)
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| 
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| 
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| class ApiConfig(Config):
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|     section = "api"
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| 
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|     def read_config(self, config: JsonDict, **kwargs):
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|         validate_config(_MAIN_SCHEMA, config, ())
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|         self.room_prejoin_state = list(self._get_prejoin_state_types(config))
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| 
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|     def generate_config_section(cls, **kwargs) -> str:
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|         formatted_default_state_types = "\n".join(
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|             "           # - %s" % (t,) for t in _DEFAULT_PREJOIN_STATE_TYPES
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|         )
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| 
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|         return """\
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|         ## API Configuration ##
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| 
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|         # Controls for the state that is shared with users who receive an invite
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|         # to a room
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|         #
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|         room_prejoin_state:
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|            # By default, the following state event types are shared with users who
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|            # receive invites to the room:
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|            #
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| %(formatted_default_state_types)s
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|            #
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|            # Uncomment the following to disable these defaults (so that only the event
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|            # types listed in 'additional_event_types' are shared). Defaults to 'false'.
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|            #
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|            #disable_default_event_types: true
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| 
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|            # Additional state event types to share with users when they are invited
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|            # to a room.
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|            #
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|            # By default, this list is empty (so only the default event types are shared).
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|            #
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|            #additional_event_types:
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|            #  - org.example.custom.event.type
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|         """ % {
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|             "formatted_default_state_types": formatted_default_state_types
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|         }
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| 
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|     def _get_prejoin_state_types(self, config: JsonDict) -> Iterable[str]:
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|         """Get the event types to include in the prejoin state
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| 
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|         Parses the config and returns an iterable of the event types to be included.
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|         """
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|         room_prejoin_state_config = config.get("room_prejoin_state") or {}
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| 
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|         # backwards-compatibility support for room_invite_state_types
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|         if "room_invite_state_types" in config:
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|             # if both "room_invite_state_types" and "room_prejoin_state" are set, then
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|             # we don't really know what to do.
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|             if room_prejoin_state_config:
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|                 raise ConfigError(
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|                     "Can't specify both 'room_invite_state_types' and 'room_prejoin_state' "
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|                     "in config"
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|                 )
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| 
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|             logger.warning(_ROOM_INVITE_STATE_TYPES_WARNING)
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| 
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|             yield from config["room_invite_state_types"]
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|             return
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| 
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|         if not room_prejoin_state_config.get("disable_default_event_types"):
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|             yield from _DEFAULT_PREJOIN_STATE_TYPES
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| 
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|         yield from room_prejoin_state_config.get("additional_event_types", [])
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| 
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| 
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| _ROOM_INVITE_STATE_TYPES_WARNING = """\
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| WARNING: The 'room_invite_state_types' configuration setting is now deprecated,
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| and replaced with 'room_prejoin_state'. New features may not work correctly
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| unless 'room_invite_state_types' is removed. See the sample configuration file for
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| details of 'room_prejoin_state'.
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| --------------------------------------------------------------------------------
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| """
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| 
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| _DEFAULT_PREJOIN_STATE_TYPES = [
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|     EventTypes.JoinRules,
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|     EventTypes.CanonicalAlias,
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|     EventTypes.RoomAvatar,
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|     EventTypes.RoomEncryption,
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|     EventTypes.Name,
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|     # Per MSC1772.
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|     EventTypes.Create,
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| ]
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| 
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| 
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| # room_prejoin_state can either be None (as it is in the default config), or
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| # an object containing other config settings
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| _ROOM_PREJOIN_STATE_CONFIG_SCHEMA = {
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|     "oneOf": [
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|         {
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|             "type": "object",
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|             "properties": {
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|                 "disable_default_event_types": {"type": "boolean"},
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|                 "additional_event_types": {
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|                     "type": "array",
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|                     "items": {"type": "string"},
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|                 },
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|             },
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|         },
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|         {"type": "null"},
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|     ]
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| }
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| 
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| # the legacy room_invite_state_types setting
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| _ROOM_INVITE_STATE_TYPES_SCHEMA = {"type": "array", "items": {"type": "string"}}
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| 
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| _MAIN_SCHEMA = {
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|     "type": "object",
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|     "properties": {
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|         "room_prejoin_state": _ROOM_PREJOIN_STATE_CONFIG_SCHEMA,
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|         "room_invite_state_types": _ROOM_INVITE_STATE_TYPES_SCHEMA,
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|     },
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| }
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