# # This file is licensed under the Affero General Public License (AGPL) version 3. # # Copyright 2022 The Matrix.org Foundation C.I.C. # Copyright (C) 2023 New Vector, Ltd # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as # published by the Free Software Foundation, either version 3 of the # License, or (at your option) any later version. # # See the GNU Affero General Public License for more details: # <https://www.gnu.org/licenses/agpl-3.0.html>. # # Originally licensed under the Apache License, Version 2.0: # <http://www.apache.org/licenses/LICENSE-2.0>. # # [This file includes modifications made by New Vector Limited] # # from http import HTTPStatus from typing import Optional from twisted.test.proto_helpers import MemoryReactor import synapse.rest.admin from synapse.api.constants import EduTypes, EventTypes, HistoryVisibility, ReceiptTypes from synapse.rest.client import login, receipts, room, sync from synapse.server import HomeServer from synapse.types import JsonDict from synapse.util import Clock from tests import unittest class ReceiptsTestCase(unittest.HomeserverTestCase): servlets = [ login.register_servlets, receipts.register_servlets, synapse.rest.admin.register_servlets, room.register_servlets, sync.register_servlets, ] def prepare(self, reactor: MemoryReactor, clock: Clock, hs: HomeServer) -> None: self.url = "/sync?since=%s" self.next_batch = "s0" # Register the first user self.user_id = self.register_user("kermit", "monkey") self.tok = self.login("kermit", "monkey") # Create the room self.room_id = self.helper.create_room_as(self.user_id, tok=self.tok) # Register the second user self.user2 = self.register_user("kermit2", "monkey") self.tok2 = self.login("kermit2", "monkey") # Join the second user self.helper.join(room=self.room_id, user=self.user2, tok=self.tok2) def test_send_receipt(self) -> None: # Send a message. res = self.helper.send(self.room_id, body="hello", tok=self.tok) # Send a read receipt channel = self.make_request( "POST", f"/rooms/{self.room_id}/receipt/{ReceiptTypes.READ}/{res['event_id']}", {}, access_token=self.tok2, ) self.assertEqual(channel.code, 200) self.assertNotEqual(self._get_read_receipt(), None) def test_send_receipt_unknown_event(self) -> None: """Receipts sent for unknown events are ignored to not break message retention.""" # Attempt to send a receipt to an unknown room. channel = self.make_request( "POST", "/rooms/!abc:beep/receipt/m.read/$def", content={}, access_token=self.tok2, ) self.assertEqual(channel.code, 200, channel.result) self.assertIsNone(self._get_read_receipt()) # Attempt to send a receipt to an unknown event. channel = self.make_request( "POST", f"/rooms/{self.room_id}/receipt/m.read/$def", content={}, access_token=self.tok2, ) self.assertEqual(channel.code, 200, channel.result) self.assertIsNone(self._get_read_receipt()) def test_send_receipt_unviewable_event(self) -> None: """Receipts sent for unviewable events are errors.""" # Create a room where new users can't see events from before their join # & send events into it. room_id = self.helper.create_room_as( self.user_id, tok=self.tok, extra_content={ "preset": "private_chat", "initial_state": [ { "content": {"history_visibility": HistoryVisibility.JOINED}, "state_key": "", "type": EventTypes.RoomHistoryVisibility, } ], }, ) res = self.helper.send(room_id, body="hello", tok=self.tok) # Attempt to send a receipt from the wrong user. channel = self.make_request( "POST", f"/rooms/{room_id}/receipt/{ReceiptTypes.READ}/{res['event_id']}", content={}, access_token=self.tok2, ) self.assertEqual(channel.code, 403, channel.result) # Join the user to the room, but they still can't see the event. self.helper.invite(room_id, self.user_id, self.user2, tok=self.tok) self.helper.join(room=room_id, user=self.user2, tok=self.tok2) channel = self.make_request( "POST", f"/rooms/{room_id}/receipt/{ReceiptTypes.READ}/{res['event_id']}", content={}, access_token=self.tok2, ) self.assertEqual(channel.code, 403, channel.result) def test_send_receipt_invalid_room_id(self) -> None: channel = self.make_request( "POST", "/rooms/not-a-room-id/receipt/m.read/$def", content={}, access_token=self.tok, ) self.assertEqual(channel.code, 400, channel.result) self.assertEqual( channel.json_body["error"], "A valid room ID and event ID must be specified" ) def test_send_receipt_invalid_event_id(self) -> None: channel = self.make_request( "POST", "/rooms/!abc:beep/receipt/m.read/not-an-event-id", content={}, access_token=self.tok, ) self.assertEqual(channel.code, 400, channel.result) self.assertEqual( channel.json_body["error"], "A valid room ID and event ID must be specified" ) def test_send_receipt_invalid_receipt_type(self) -> None: channel = self.make_request( "POST", "/rooms/!abc:beep/receipt/invalid-receipt-type/$def", content={}, access_token=self.tok, ) self.assertEqual(channel.code, 400, channel.result) def test_private_read_receipts(self) -> None: # Send a message as the first user res = self.helper.send(self.room_id, body="hello", tok=self.tok) # Send a private read receipt to tell the server the first user's message was read channel = self.make_request( "POST", f"/rooms/{self.room_id}/receipt/{ReceiptTypes.READ_PRIVATE}/{res['event_id']}", {}, access_token=self.tok2, ) self.assertEqual(channel.code, 200) # Test that the first user can't see the other user's private read receipt self.assertIsNone(self._get_read_receipt()) def test_public_receipt_can_override_private(self) -> None: """ Sending a public read receipt to the same event which has a private read receipt should cause that receipt to become public. """ # Send a message as the first user res = self.helper.send(self.room_id, body="hello", tok=self.tok) # Send a private read receipt channel = self.make_request( "POST", f"/rooms/{self.room_id}/receipt/{ReceiptTypes.READ_PRIVATE}/{res['event_id']}", {}, access_token=self.tok2, ) self.assertEqual(channel.code, 200) self.assertIsNone(self._get_read_receipt()) # Send a public read receipt channel = self.make_request( "POST", f"/rooms/{self.room_id}/receipt/{ReceiptTypes.READ}/{res['event_id']}", {}, access_token=self.tok2, ) self.assertEqual(channel.code, 200) # Test that we did override the private read receipt self.assertNotEqual(self._get_read_receipt(), None) def test_private_receipt_cannot_override_public(self) -> None: """ Sending a private read receipt to the same event which has a public read receipt should cause no change. """ # Send a message as the first user res = self.helper.send(self.room_id, body="hello", tok=self.tok) # Send a public read receipt channel = self.make_request( "POST", f"/rooms/{self.room_id}/receipt/{ReceiptTypes.READ}/{res['event_id']}", {}, access_token=self.tok2, ) self.assertEqual(channel.code, 200) self.assertNotEqual(self._get_read_receipt(), None) # Send a private read receipt channel = self.make_request( "POST", f"/rooms/{self.room_id}/receipt/{ReceiptTypes.READ_PRIVATE}/{res['event_id']}", {}, access_token=self.tok2, ) self.assertEqual(channel.code, 200) # Test that we didn't override the public read receipt self.assertIsNone(self._get_read_receipt()) def test_read_receipt_with_empty_body_is_rejected(self) -> None: # Send a message as the first user res = self.helper.send(self.room_id, body="hello", tok=self.tok) # Send a read receipt for this message with an empty body channel = self.make_request( "POST", f"/rooms/{self.room_id}/receipt/m.read/{res['event_id']}", access_token=self.tok2, ) self.assertEqual(channel.code, HTTPStatus.BAD_REQUEST) self.assertEqual(channel.json_body["errcode"], "M_NOT_JSON", channel.json_body) def _get_read_receipt(self) -> Optional[JsonDict]: """Syncs and returns the read receipt.""" # Checks if event is a read receipt def is_read_receipt(event: JsonDict) -> bool: return event["type"] == EduTypes.RECEIPT # Sync channel = self.make_request( "GET", self.url % self.next_batch, access_token=self.tok, ) self.assertEqual(channel.code, 200) # Store the next batch for the next request. self.next_batch = channel.json_body["next_batch"] if channel.json_body.get("rooms", None) is None: return None # Return the read receipt ephemeral_events = channel.json_body["rooms"]["join"][self.room_id][ "ephemeral" ]["events"] receipt_event = filter(is_read_receipt, ephemeral_events) return next(receipt_event, None)