84 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Python
		
	
	
# Copyright 2019 New Vector
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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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import logging
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from typing import TYPE_CHECKING, Tuple
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from synapse.api.room_versions import KNOWN_ROOM_VERSIONS, MSC3244_CAPABILITIES
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from synapse.http.server import HttpServer
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from synapse.http.servlet import RestServlet
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from synapse.http.site import SynapseRequest
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from synapse.types import JsonDict
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from ._base import client_patterns
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if TYPE_CHECKING:
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    from synapse.server import HomeServer
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logger = logging.getLogger(__name__)
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class CapabilitiesRestServlet(RestServlet):
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    """End point to expose the capabilities of the server."""
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    PATTERNS = client_patterns("/capabilities$")
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    def __init__(self, hs: "HomeServer"):
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        super().__init__()
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        self.hs = hs
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        self.config = hs.config
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        self.auth = hs.get_auth()
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        self.auth_handler = hs.get_auth_handler()
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    async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
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        await self.auth.get_user_by_req(request, allow_guest=True)
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        change_password = self.auth_handler.can_change_password()
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        response: JsonDict = {
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            "capabilities": {
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                "m.room_versions": {
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                    "default": self.config.server.default_room_version.identifier,
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                    "available": {
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                        v.identifier: v.disposition
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                        for v in KNOWN_ROOM_VERSIONS.values()
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                    },
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                },
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                "m.change_password": {"enabled": change_password},
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            }
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        }
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        if self.config.experimental.msc3244_enabled:
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            response["capabilities"]["m.room_versions"][
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                "org.matrix.msc3244.room_capabilities"
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            ] = MSC3244_CAPABILITIES
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        if self.config.experimental.msc3283_enabled:
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            response["capabilities"]["org.matrix.msc3283.set_displayname"] = {
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                "enabled": self.config.registration.enable_set_displayname
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            }
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            response["capabilities"]["org.matrix.msc3283.set_avatar_url"] = {
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                "enabled": self.config.registration.enable_set_avatar_url
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            }
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            response["capabilities"]["org.matrix.msc3283.3pid_changes"] = {
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                "enabled": self.config.registration.enable_3pid_changes
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            }
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        if self.config.experimental.msc3440_enabled:
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            response["capabilities"]["io.element.thread"] = {"enabled": True}
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        return 200, response
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def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
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    CapabilitiesRestServlet(hs).register(http_server)
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