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				https://github.com/zulip/zulip.git
				synced 2025-11-04 14:03:30 +00:00 
			
		
		
		
	This commit removes the 'prev_rendered_content_version'
field from:
* the 'edit_history' object within message objects in the
API response of `GET /messages`, `GET /messages/{message_id}`
and `POST /zulip-outgoing-webhook`.
* the 'update_message' event type
as it is an internal server implementation detail not used
by any client.
Note: The field is still stored in the 'edit_history' column
of the 'Message' table as it will be helpful when making
major changes to the markup rendering process.
		
	
		
			
				
	
	
		
			1662 lines
		
	
	
		
			66 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			1662 lines
		
	
	
		
			66 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
from datetime import timedelta
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from operator import itemgetter
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from unittest import mock
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import orjson
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from django.utils.timezone import now as timezone_now
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from zerver.actions.message_edit import get_mentions_for_message_updates
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from zerver.actions.realm_settings import do_change_realm_plan_type, do_set_realm_property
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from zerver.actions.streams import do_deactivate_stream
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from zerver.actions.user_groups import add_subgroups_to_user_group, check_add_user_group
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from zerver.actions.user_topics import do_set_user_topic_visibility_policy
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from zerver.lib.message import messages_for_ids
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from zerver.lib.message_cache import MessageDict
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from zerver.lib.test_classes import ZulipTestCase
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from zerver.lib.test_helpers import queries_captured
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from zerver.lib.topic import TOPIC_NAME
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from zerver.lib.utils import assert_is_not_none
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from zerver.models import Message, NamedUserGroup, Realm, UserProfile, UserTopic
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from zerver.models.groups import SystemGroups
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from zerver.models.realms import EditTopicPolicyEnum, WildcardMentionPolicyEnum, get_realm
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from zerver.models.streams import get_stream
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class EditMessageTest(ZulipTestCase):
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    def check_message(self, msg_id: int, topic_name: str, content: str) -> None:
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        # Make sure we saved the message correctly to the DB.
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        msg = Message.objects.select_related("realm").get(id=msg_id)
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        self.assertEqual(msg.topic_name(), topic_name)
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        self.assertEqual(msg.content, content)
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        """
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        We assume our caller just edited a message.
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        Next, we will make sure we properly cached the messages.  We still have
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        to do a query to hydrate recipient info, but we won't need to hit the
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        zerver_message table.
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        """
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        with queries_captured(keep_cache_warm=True) as queries:
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            (fetch_message_dict,) = messages_for_ids(
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                message_ids=[msg.id],
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                user_message_flags={msg_id: []},
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                search_fields={},
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                apply_markdown=False,
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                client_gravatar=False,
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                allow_edit_history=True,
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                user_profile=None,
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                realm=msg.realm,
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            )
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        self.assert_length(queries, 1)
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        for query in queries:
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            self.assertNotIn("message", query.sql)
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        self.assertEqual(
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            fetch_message_dict[TOPIC_NAME],
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            msg.topic_name(),
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        )
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        self.assertEqual(
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            fetch_message_dict["content"],
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            msg.content,
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        )
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        self.assertEqual(
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            fetch_message_dict["sender_id"],
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            msg.sender_id,
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        )
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        if msg.edit_history:
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            message_edit_history = orjson.loads(msg.edit_history)
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            for item in message_edit_history:
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                if "prev_rendered_content_version" in item:
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                    del item["prev_rendered_content_version"]
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            self.assertEqual(
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                fetch_message_dict["edit_history"],
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                message_edit_history,
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            )
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    def test_edit_message_no_changes(self) -> None:
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        self.login("hamlet")
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        msg_id = self.send_stream_message(
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            self.example_user("hamlet"), "Denmark", topic_name="editing", content="before edit"
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        )
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        result = self.client_patch(
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            "/json/messages/" + str(msg_id),
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            {},
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        )
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        self.assert_json_error(result, "Nothing to change")
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    # Right now, we prevent users from editing widgets.
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    def test_edit_submessage(self) -> None:
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        self.login("hamlet")
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        msg_id = self.send_stream_message(
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            self.example_user("hamlet"),
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            "Denmark",
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            topic_name="editing",
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            content="/poll Games?\nYES\nNO",
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        )
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        result = self.client_patch(
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            "/json/messages/" + str(msg_id),
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            {
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                "content": "/poll Games?\nYES\nNO\nMaybe",
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            },
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        )
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        self.assert_json_error(result, "Widgets cannot be edited.")
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    def test_query_count_on_messages_to_encoded_cache(self) -> None:
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        # `messages_to_encoded_cache` method is used by the mechanisms
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        # tested in this class. Hence, its performance is tested here.
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        # Generate 2 messages
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        user = self.example_user("hamlet")
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        realm = user.realm
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        self.login_user(user)
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        stream_name = "public_stream"
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        self.subscribe(user, stream_name)
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        message_ids = []
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        message_ids.append(self.send_stream_message(user, stream_name, "Message one"))
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        user_2 = self.example_user("cordelia")
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        self.subscribe(user_2, stream_name)
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        message_ids.append(self.send_stream_message(user_2, stream_name, "Message two"))
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        self.subscribe(self.notification_bot(realm), stream_name)
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        message_ids.append(
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            self.send_stream_message(self.notification_bot(realm), stream_name, "Message three")
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        )
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        messages = [
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            Message.objects.select_related(*Message.DEFAULT_SELECT_RELATED).get(id=message_id)
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            for message_id in message_ids
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        ]
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        # Check number of queries performed
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        # 1 query for realm_id per message = 3
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        # 1 query each for reactions & submessage for all messages = 2
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        # 1 query for linkifiers
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        # 1 query for display recipients
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        with self.assert_database_query_count(7):
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            MessageDict.messages_to_encoded_cache(messages)
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        realm_id = 2  # Fetched from stream object
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        # Check number of queries performed with realm_id
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        with self.assert_database_query_count(3):
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            MessageDict.messages_to_encoded_cache(messages, realm_id)
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    def test_save_message(self) -> None:
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        """This is also tested by a client test, but here we can verify
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        the cache against the database"""
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        self.login("hamlet")
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        msg_id = self.send_stream_message(
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            self.example_user("hamlet"), "Denmark", topic_name="editing", content="before edit"
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        )
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        result = self.client_patch(
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            f"/json/messages/{msg_id}",
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            {
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                "content": "after edit",
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            },
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        )
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        self.assert_json_success(result)
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        self.check_message(msg_id, topic_name="editing", content="after edit")
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        result = self.client_patch(
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            f"/json/messages/{msg_id}",
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            {
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                "topic": "edited",
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            },
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        )
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        self.assert_json_success(result)
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        self.assertEqual(Message.objects.get(id=msg_id).topic_name(), "edited")
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    def test_fetch_message_from_id(self) -> None:
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        self.login("hamlet")
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        msg_id = self.send_personal_message(
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            from_user=self.example_user("hamlet"),
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            to_user=self.example_user("cordelia"),
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            content="Personal message",
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        )
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        result = self.client_get("/json/messages/" + str(msg_id))
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        response_dict = self.assert_json_success(result)
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        self.assertEqual(response_dict["raw_content"], "Personal message")
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        self.assertEqual(response_dict["message"]["id"], msg_id)
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        self.assertEqual(response_dict["message"]["flags"], ["read"])
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        # Send message to web-public stream where hamlet is not subscribed.
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        # This will test case of user having no `UserMessage` but having access
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        # to message.
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        web_public_stream = self.make_stream("web-public-stream", is_web_public=True)
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        self.subscribe(self.example_user("cordelia"), web_public_stream.name)
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        web_public_stream_msg_id = self.send_stream_message(
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            self.example_user("cordelia"), web_public_stream.name, content="web-public message"
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        )
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        result = self.client_get("/json/messages/" + str(web_public_stream_msg_id))
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        response_dict = self.assert_json_success(result)
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        self.assertEqual(response_dict["raw_content"], "web-public message")
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        self.assertEqual(response_dict["message"]["id"], web_public_stream_msg_id)
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        self.assertEqual(response_dict["message"]["flags"], ["read", "historical"])
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        # Spectator should be able to fetch message in web-public stream.
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        self.logout()
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        result = self.client_get("/json/messages/" + str(web_public_stream_msg_id))
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        response_dict = self.assert_json_success(result)
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        self.assertEqual(response_dict["raw_content"], "web-public message")
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        self.assertEqual(response_dict["message"]["id"], web_public_stream_msg_id)
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        # Verify default is apply_markdown=True
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        self.assertEqual(response_dict["message"]["content"], "<p>web-public message</p>")
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        # Verify apply_markdown=False works correctly.
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        result = self.client_get(
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            "/json/messages/" + str(web_public_stream_msg_id), {"apply_markdown": "false"}
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        )
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        response_dict = self.assert_json_success(result)
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        self.assertEqual(response_dict["raw_content"], "web-public message")
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        self.assertEqual(response_dict["message"]["content"], "web-public message")
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        with self.settings(WEB_PUBLIC_STREAMS_ENABLED=False):
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            result = self.client_get("/json/messages/" + str(web_public_stream_msg_id))
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        self.assert_json_error(
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            result, "Not logged in: API authentication or user session required", status_code=401
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        )
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        # Test error cases
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        self.login("hamlet")
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        result = self.client_get("/json/messages/999999")
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        self.assert_json_error(result, "Invalid message(s)")
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        self.login("cordelia")
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        result = self.client_get(f"/json/messages/{msg_id}")
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        self.assert_json_success(result)
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        self.login("othello")
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        result = self.client_get(f"/json/messages/{msg_id}")
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        self.assert_json_error(result, "Invalid message(s)")
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    def test_fetch_raw_message_spectator(self) -> None:
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        user_profile = self.example_user("iago")
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        self.login("iago")
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        web_public_stream = self.make_stream("web-public-stream", is_web_public=True)
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        self.subscribe(user_profile, web_public_stream.name)
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        web_public_stream_msg_id = self.send_stream_message(
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            user_profile, web_public_stream.name, content="web-public message"
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        )
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        non_web_public_stream = self.make_stream("non-web-public-stream")
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        self.subscribe(user_profile, non_web_public_stream.name)
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        non_web_public_stream_msg_id = self.send_stream_message(
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            user_profile, non_web_public_stream.name, content="non-web-public message"
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        )
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        # Generate a direct message to use in verification.
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        private_message_id = self.send_personal_message(user_profile, user_profile)
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        invalid_message_id = private_message_id + 1000
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        self.logout()
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        # Confirm WEB_PUBLIC_STREAMS_ENABLED is enforced.
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        with self.settings(WEB_PUBLIC_STREAMS_ENABLED=False):
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            result = self.client_get("/json/messages/" + str(web_public_stream_msg_id))
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        self.assert_json_error(
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            result, "Not logged in: API authentication or user session required", 401
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        )
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        do_set_realm_property(
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            user_profile.realm, "enable_spectator_access", False, acting_user=None
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        )
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        result = self.client_get("/json/messages/" + str(web_public_stream_msg_id))
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        self.assert_json_error(
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            result, "Not logged in: API authentication or user session required", 401
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        )
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        do_set_realm_property(user_profile.realm, "enable_spectator_access", True, acting_user=None)
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        # Verify success with web-public stream and default SELF_HOSTED plan type.
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        result = self.client_get("/json/messages/" + str(web_public_stream_msg_id))
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        response_dict = self.assert_json_success(result)
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        self.assertEqual(response_dict["raw_content"], "web-public message")
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        self.assertEqual(response_dict["message"]["flags"], ["read"])
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        # Verify LIMITED plan type does not allow web-public access.
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        do_change_realm_plan_type(user_profile.realm, Realm.PLAN_TYPE_LIMITED, acting_user=None)
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        result = self.client_get("/json/messages/" + str(web_public_stream_msg_id))
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        self.assert_json_error(
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            result, "Not logged in: API authentication or user session required", 401
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        )
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        do_set_realm_property(user_profile.realm, "enable_spectator_access", True, acting_user=None)
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        result = self.client_get("/json/messages/" + str(web_public_stream_msg_id))
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        self.assert_json_error(
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            result, "Not logged in: API authentication or user session required", 401
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        )
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        # Verify works with STANDARD_FREE plan type too.
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        do_change_realm_plan_type(
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            user_profile.realm, Realm.PLAN_TYPE_STANDARD_FREE, acting_user=None
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        )
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        result = self.client_get("/json/messages/" + str(web_public_stream_msg_id))
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        response_dict = self.assert_json_success(result)
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        self.assertEqual(response_dict["raw_content"], "web-public message")
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 | 
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        # Verify direct messages are rejected.
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        result = self.client_get("/json/messages/" + str(private_message_id))
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        self.assert_json_error(
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            result, "Not logged in: API authentication or user session required", 401
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        )
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 | 
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        # Verify an actual public stream is required.
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        result = self.client_get("/json/messages/" + str(non_web_public_stream_msg_id))
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        self.assert_json_error(
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            result, "Not logged in: API authentication or user session required", 401
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        )
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						|
 | 
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        # Verify invalid message IDs are rejected with the same error message.
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        result = self.client_get("/json/messages/" + str(invalid_message_id))
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        self.assert_json_error(
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            result, "Not logged in: API authentication or user session required", 401
 | 
						|
        )
 | 
						|
 | 
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        # Verify deactivated streams are rejected.  This may change in the future.
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        do_deactivate_stream(web_public_stream, acting_user=None)
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        result = self.client_get("/json/messages/" + str(web_public_stream_msg_id))
 | 
						|
        self.assert_json_error(
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            result, "Not logged in: API authentication or user session required", 401
 | 
						|
        )
 | 
						|
 | 
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    def test_fetch_raw_message_stream_wrong_realm(self) -> None:
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        user_profile = self.example_user("hamlet")
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        self.login_user(user_profile)
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						|
        stream = self.make_stream("public_stream")
 | 
						|
        self.subscribe(user_profile, stream.name)
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						|
        msg_id = self.send_stream_message(
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            user_profile, stream.name, topic_name="test", content="test"
 | 
						|
        )
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        result = self.client_get(f"/json/messages/{msg_id}")
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        self.assert_json_success(result)
 | 
						|
 | 
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        mit_user = self.mit_user("sipbtest")
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        self.login_user(mit_user)
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						|
        result = self.client_get(f"/json/messages/{msg_id}", subdomain="zephyr")
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        self.assert_json_error(result, "Invalid message(s)")
 | 
						|
 | 
						|
    def test_fetch_raw_message_private_stream(self) -> None:
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        user_profile = self.example_user("hamlet")
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						|
        self.login_user(user_profile)
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        stream = self.make_stream("private_stream", invite_only=True)
 | 
						|
        self.subscribe(user_profile, stream.name)
 | 
						|
        msg_id = self.send_stream_message(
 | 
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            user_profile, stream.name, topic_name="test", content="test"
 | 
						|
        )
 | 
						|
        result = self.client_get(f"/json/messages/{msg_id}")
 | 
						|
        self.assert_json_success(result)
 | 
						|
        self.login("othello")
 | 
						|
        result = self.client_get(f"/json/messages/{msg_id}")
 | 
						|
        self.assert_json_error(result, "Invalid message(s)")
 | 
						|
 | 
						|
    def test_edit_message_no_permission(self) -> None:
 | 
						|
        self.login("hamlet")
 | 
						|
        msg_id = self.send_stream_message(
 | 
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            self.example_user("iago"), "Denmark", topic_name="editing", content="before edit"
 | 
						|
        )
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
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            {
 | 
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                "content": "content after edit",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_error(result, "You don't have permission to edit this message")
 | 
						|
 | 
						|
        self.login("iago")
 | 
						|
        realm = get_realm("zulip")
 | 
						|
        do_set_realm_property(realm, "allow_message_editing", False, acting_user=None)
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
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                "content": "content after edit",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_error(result, "Your organization has turned off message editing")
 | 
						|
 | 
						|
    def test_edit_message_no_content(self) -> None:
 | 
						|
        self.login("hamlet")
 | 
						|
        msg_id = self.send_stream_message(
 | 
						|
            self.example_user("hamlet"), "Denmark", topic_name="editing", content="before edit"
 | 
						|
        )
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "content": " ",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
        content = Message.objects.filter(id=msg_id).values_list("content", flat=True)[0]
 | 
						|
        self.assertEqual(content, "(deleted)")
 | 
						|
 | 
						|
    def test_edit_message_in_unsubscribed_private_stream(self) -> None:
 | 
						|
        hamlet = self.example_user("hamlet")
 | 
						|
        self.login("hamlet")
 | 
						|
 | 
						|
        self.make_stream("privatestream", invite_only=True, history_public_to_subscribers=False)
 | 
						|
        self.subscribe(hamlet, "privatestream")
 | 
						|
        msg_id = self.send_stream_message(
 | 
						|
            hamlet, "privatestream", topic_name="editing", content="before edit"
 | 
						|
        )
 | 
						|
 | 
						|
        # Ensure the user originally could edit the message. This ensures the
 | 
						|
        # loss of the ability is caused by unsubscribing, rather than something
 | 
						|
        # else wrong with the test's setup/assumptions.
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "content": "test can edit before unsubscribing",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        self.unsubscribe(hamlet, "privatestream")
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "content": "after unsubscribing",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_error(result, "Invalid message(s)")
 | 
						|
        content = Message.objects.get(id=msg_id).content
 | 
						|
        self.assertEqual(content, "test can edit before unsubscribing")
 | 
						|
 | 
						|
    def test_edit_message_guest_in_unsubscribed_public_stream(self) -> None:
 | 
						|
        guest_user = self.example_user("polonius")
 | 
						|
        self.login("polonius")
 | 
						|
        self.assertEqual(guest_user.role, UserProfile.ROLE_GUEST)
 | 
						|
 | 
						|
        self.make_stream("publicstream", invite_only=False)
 | 
						|
        self.subscribe(guest_user, "publicstream")
 | 
						|
        msg_id = self.send_stream_message(
 | 
						|
            guest_user, "publicstream", topic_name="editing", content="before edit"
 | 
						|
        )
 | 
						|
 | 
						|
        # Ensure the user originally could edit the message.
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "content": "test can edit before unsubscribing",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        self.unsubscribe(guest_user, "publicstream")
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "content": "after unsubscribing",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_error(result, "Invalid message(s)")
 | 
						|
        content = Message.objects.get(id=msg_id).content
 | 
						|
        self.assertEqual(content, "test can edit before unsubscribing")
 | 
						|
 | 
						|
    def test_edit_message_history_disabled(self) -> None:
 | 
						|
        user_profile = self.example_user("hamlet")
 | 
						|
        do_set_realm_property(user_profile.realm, "allow_edit_history", False, acting_user=None)
 | 
						|
        self.login("hamlet")
 | 
						|
 | 
						|
        # Single-line edit
 | 
						|
        msg_id_1 = self.send_stream_message(
 | 
						|
            self.example_user("hamlet"),
 | 
						|
            "Denmark",
 | 
						|
            topic_name="editing",
 | 
						|
            content="content before edit",
 | 
						|
        )
 | 
						|
 | 
						|
        new_content_1 = "content after edit"
 | 
						|
        result_1 = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id_1}",
 | 
						|
            {
 | 
						|
                "content": new_content_1,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result_1)
 | 
						|
 | 
						|
        result = self.client_get(f"/json/messages/{msg_id_1}/history")
 | 
						|
        self.assert_json_error(result, "Message edit history is disabled in this organization")
 | 
						|
 | 
						|
        # Now verify that if we fetch the message directly, there's no
 | 
						|
        # edit history data attached.
 | 
						|
        messages_result = self.client_get(
 | 
						|
            "/json/messages", {"anchor": msg_id_1, "num_before": 0, "num_after": 10}
 | 
						|
        )
 | 
						|
        self.assert_json_success(messages_result)
 | 
						|
        json_messages = orjson.loads(messages_result.content)
 | 
						|
        for msg in json_messages["messages"]:
 | 
						|
            self.assertNotIn("edit_history", msg)
 | 
						|
 | 
						|
    def test_edit_message_history(self) -> None:
 | 
						|
        self.login("hamlet")
 | 
						|
 | 
						|
        # Single-line edit
 | 
						|
        msg_id_1 = self.send_stream_message(
 | 
						|
            self.example_user("hamlet"),
 | 
						|
            "Denmark",
 | 
						|
            topic_name="editing",
 | 
						|
            content="content before edit",
 | 
						|
        )
 | 
						|
        new_content_1 = "content after edit"
 | 
						|
        result_1 = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id_1}",
 | 
						|
            {
 | 
						|
                "content": new_content_1,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result_1)
 | 
						|
 | 
						|
        message_edit_history_1 = self.client_get(f"/json/messages/{msg_id_1}/history")
 | 
						|
        json_response_1 = orjson.loads(message_edit_history_1.content)
 | 
						|
        message_history_1 = json_response_1["message_history"]
 | 
						|
 | 
						|
        # Check content of message after edit.
 | 
						|
        self.assertEqual(message_history_1[0]["rendered_content"], "<p>content before edit</p>")
 | 
						|
        self.assertEqual(message_history_1[1]["rendered_content"], "<p>content after edit</p>")
 | 
						|
        self.assertEqual(
 | 
						|
            message_history_1[1]["content_html_diff"],
 | 
						|
            (
 | 
						|
                "<div><p>content "
 | 
						|
                '<span class="highlight_text_inserted">after</span> '
 | 
						|
                '<span class="highlight_text_deleted">before</span>'
 | 
						|
                " edit</p></div>"
 | 
						|
            ),
 | 
						|
        )
 | 
						|
        # Check content of message before edit.
 | 
						|
        self.assertEqual(
 | 
						|
            message_history_1[1]["prev_rendered_content"], "<p>content before edit</p>"
 | 
						|
        )
 | 
						|
 | 
						|
        # Edits on new lines
 | 
						|
        msg_id_2 = self.send_stream_message(
 | 
						|
            self.example_user("hamlet"),
 | 
						|
            "Denmark",
 | 
						|
            topic_name="editing",
 | 
						|
            content="content before edit, line 1\n\ncontent before edit, line 3",
 | 
						|
        )
 | 
						|
        new_content_2 = (
 | 
						|
            "content before edit, line 1\n"
 | 
						|
            "content after edit, line 2\n"
 | 
						|
            "content before edit, line 3"
 | 
						|
        )
 | 
						|
        result_2 = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id_2}",
 | 
						|
            {
 | 
						|
                "content": new_content_2,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result_2)
 | 
						|
 | 
						|
        message_edit_history_2 = self.client_get(f"/json/messages/{msg_id_2}/history")
 | 
						|
        json_response_2 = orjson.loads(message_edit_history_2.content)
 | 
						|
        message_history_2 = json_response_2["message_history"]
 | 
						|
 | 
						|
        self.assertEqual(
 | 
						|
            message_history_2[0]["rendered_content"],
 | 
						|
            "<p>content before edit, line 1</p>\n<p>content before edit, line 3</p>",
 | 
						|
        )
 | 
						|
        self.assertEqual(
 | 
						|
            message_history_2[1]["rendered_content"],
 | 
						|
            (
 | 
						|
                "<p>content before edit, line 1<br>\n"
 | 
						|
                "content after edit, line 2<br>\n"
 | 
						|
                "content before edit, line 3</p>"
 | 
						|
            ),
 | 
						|
        )
 | 
						|
        self.assertEqual(
 | 
						|
            message_history_2[1]["content_html_diff"],
 | 
						|
            (
 | 
						|
                "<div><p>content before edit, line 1<br> "
 | 
						|
                'content <span class="highlight_text_inserted">after edit, line 2<br> '
 | 
						|
                "content</span> before edit, line 3</p></div>"
 | 
						|
            ),
 | 
						|
        )
 | 
						|
        self.assertEqual(
 | 
						|
            message_history_2[1]["prev_rendered_content"],
 | 
						|
            "<p>content before edit, line 1</p>\n<p>content before edit, line 3</p>",
 | 
						|
        )
 | 
						|
 | 
						|
    def test_empty_message_edit(self) -> None:
 | 
						|
        self.login("hamlet")
 | 
						|
        msg_id = self.send_stream_message(
 | 
						|
            self.example_user("hamlet"),
 | 
						|
            "Denmark",
 | 
						|
            topic_name="editing",
 | 
						|
            content="We will edit this to render as empty.",
 | 
						|
        )
 | 
						|
        # Edit that manually to simulate a rendering bug
 | 
						|
        message = Message.objects.get(id=msg_id)
 | 
						|
        message.rendered_content = ""
 | 
						|
        message.save(update_fields=["rendered_content"])
 | 
						|
 | 
						|
        self.assert_json_success(
 | 
						|
            self.client_patch(
 | 
						|
                "/json/messages/" + str(msg_id),
 | 
						|
                {
 | 
						|
                    "content": "We will edit this to also render as empty.",
 | 
						|
                },
 | 
						|
            )
 | 
						|
        )
 | 
						|
        # And again tweak to simulate a rendering bug
 | 
						|
        message = Message.objects.get(id=msg_id)
 | 
						|
        message.rendered_content = ""
 | 
						|
        message.save(update_fields=["rendered_content"])
 | 
						|
 | 
						|
        history = self.client_get("/json/messages/" + str(msg_id) + "/history")
 | 
						|
        message_history = orjson.loads(history.content)["message_history"]
 | 
						|
        self.assertEqual(message_history[0]["rendered_content"], "")
 | 
						|
        self.assertEqual(message_history[1]["rendered_content"], "")
 | 
						|
        self.assertEqual(message_history[1]["content_html_diff"], "<div></div>")
 | 
						|
 | 
						|
    def test_edit_link(self) -> None:
 | 
						|
        # Link editing
 | 
						|
        self.login("hamlet")
 | 
						|
        msg_id_1 = self.send_stream_message(
 | 
						|
            self.example_user("hamlet"),
 | 
						|
            "Denmark",
 | 
						|
            topic_name="editing",
 | 
						|
            content="Here is a link to [zulip](www.zulip.org).",
 | 
						|
        )
 | 
						|
        new_content_1 = "Here is a link to [zulip](www.zulipchat.com)."
 | 
						|
        result_1 = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id_1}",
 | 
						|
            {
 | 
						|
                "content": new_content_1,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result_1)
 | 
						|
 | 
						|
        message_edit_history_1 = self.client_get(f"/json/messages/{msg_id_1}/history")
 | 
						|
        json_response_1 = orjson.loads(message_edit_history_1.content)
 | 
						|
        message_history_1 = json_response_1["message_history"]
 | 
						|
 | 
						|
        # Check content of message after edit.
 | 
						|
        self.assertEqual(
 | 
						|
            message_history_1[0]["rendered_content"],
 | 
						|
            '<p>Here is a link to <a href="http://www.zulip.org">zulip</a>.</p>',
 | 
						|
        )
 | 
						|
        self.assertEqual(
 | 
						|
            message_history_1[1]["rendered_content"],
 | 
						|
            '<p>Here is a link to <a href="http://www.zulipchat.com">zulip</a>.</p>',
 | 
						|
        )
 | 
						|
        self.assertEqual(
 | 
						|
            message_history_1[1]["content_html_diff"],
 | 
						|
            (
 | 
						|
                '<div><p>Here is a link to <a href="http://www.zulipchat.com"'
 | 
						|
                ">zulip "
 | 
						|
                '<span class="highlight_text_inserted"> Link: http://www.zulipchat.com .'
 | 
						|
                '</span> <span class="highlight_text_deleted"> Link: http://www.zulip.org .'
 | 
						|
                "</span> </a></p></div>"
 | 
						|
            ),
 | 
						|
        )
 | 
						|
 | 
						|
    def test_edit_history_unedited(self) -> None:
 | 
						|
        self.login("hamlet")
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(
 | 
						|
            self.example_user("hamlet"),
 | 
						|
            "Denmark",
 | 
						|
            topic_name="editing",
 | 
						|
            content="This message has not been edited.",
 | 
						|
        )
 | 
						|
 | 
						|
        result = self.client_get(f"/json/messages/{msg_id}/history")
 | 
						|
 | 
						|
        message_history = self.assert_json_success(result)["message_history"]
 | 
						|
        self.assert_length(message_history, 1)
 | 
						|
 | 
						|
    def test_mentions_for_message_updates(self) -> None:
 | 
						|
        hamlet = self.example_user("hamlet")
 | 
						|
        cordelia = self.example_user("cordelia")
 | 
						|
 | 
						|
        self.login_user(hamlet)
 | 
						|
        self.subscribe(hamlet, "Denmark")
 | 
						|
        self.subscribe(cordelia, "Denmark")
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(
 | 
						|
            hamlet, "Denmark", content="@**Cordelia, Lear's daughter**"
 | 
						|
        )
 | 
						|
 | 
						|
        mention_user_ids = get_mentions_for_message_updates(msg_id)
 | 
						|
        self.assertEqual(mention_user_ids, {cordelia.id})
 | 
						|
 | 
						|
    def test_edit_cases(self) -> None:
 | 
						|
        """This test verifies the accuracy of construction of Zulip's edit
 | 
						|
        history data structures."""
 | 
						|
        self.login("hamlet")
 | 
						|
        hamlet = self.example_user("hamlet")
 | 
						|
        stream_1 = self.make_stream("stream 1")
 | 
						|
        stream_2 = self.make_stream("stream 2")
 | 
						|
        stream_3 = self.make_stream("stream 3")
 | 
						|
        self.subscribe(hamlet, stream_1.name)
 | 
						|
        self.subscribe(hamlet, stream_2.name)
 | 
						|
        self.subscribe(hamlet, stream_3.name)
 | 
						|
        msg_id = self.send_stream_message(
 | 
						|
            self.example_user("hamlet"), "stream 1", topic_name="topic 1", content="content 1"
 | 
						|
        )
 | 
						|
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "content": "content 2",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
        history = orjson.loads(assert_is_not_none(Message.objects.get(id=msg_id).edit_history))
 | 
						|
        self.assertEqual(history[0]["prev_content"], "content 1")
 | 
						|
        self.assertEqual(history[0]["user_id"], hamlet.id)
 | 
						|
        self.assertEqual(
 | 
						|
            set(history[0].keys()),
 | 
						|
            {
 | 
						|
                "timestamp",
 | 
						|
                "prev_content",
 | 
						|
                "user_id",
 | 
						|
                "prev_rendered_content",
 | 
						|
                "prev_rendered_content_version",
 | 
						|
            },
 | 
						|
        )
 | 
						|
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "topic": "topic 2",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
        history = orjson.loads(assert_is_not_none(Message.objects.get(id=msg_id).edit_history))
 | 
						|
        self.assertEqual(history[0]["prev_topic"], "topic 1")
 | 
						|
        self.assertEqual(history[0]["topic"], "topic 2")
 | 
						|
        self.assertEqual(history[0]["user_id"], hamlet.id)
 | 
						|
        self.assertEqual(
 | 
						|
            set(history[0].keys()),
 | 
						|
            {"timestamp", "prev_topic", "topic", "user_id"},
 | 
						|
        )
 | 
						|
 | 
						|
        self.login("iago")
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "stream_id": stream_2.id,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
        history = orjson.loads(assert_is_not_none(Message.objects.get(id=msg_id).edit_history))
 | 
						|
        self.assertEqual(history[0]["prev_stream"], stream_1.id)
 | 
						|
        self.assertEqual(history[0]["stream"], stream_2.id)
 | 
						|
        self.assertEqual(history[0]["user_id"], self.example_user("iago").id)
 | 
						|
        self.assertEqual(set(history[0].keys()), {"timestamp", "prev_stream", "stream", "user_id"})
 | 
						|
 | 
						|
        self.login("hamlet")
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "content": "content 3",
 | 
						|
                "topic": "topic 3",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
        history = orjson.loads(assert_is_not_none(Message.objects.get(id=msg_id).edit_history))
 | 
						|
        self.assertEqual(history[0]["prev_content"], "content 2")
 | 
						|
        self.assertEqual(history[0]["prev_topic"], "topic 2")
 | 
						|
        self.assertEqual(history[0]["topic"], "topic 3")
 | 
						|
        self.assertEqual(history[0]["user_id"], hamlet.id)
 | 
						|
        self.assertEqual(
 | 
						|
            set(history[0].keys()),
 | 
						|
            {
 | 
						|
                "timestamp",
 | 
						|
                "prev_topic",
 | 
						|
                "topic",
 | 
						|
                "prev_content",
 | 
						|
                "user_id",
 | 
						|
                "prev_rendered_content",
 | 
						|
                "prev_rendered_content_version",
 | 
						|
            },
 | 
						|
        )
 | 
						|
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "content": "content 4",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
        history = orjson.loads(assert_is_not_none(Message.objects.get(id=msg_id).edit_history))
 | 
						|
        self.assertEqual(history[0]["prev_content"], "content 3")
 | 
						|
        self.assertEqual(history[0]["user_id"], hamlet.id)
 | 
						|
 | 
						|
        self.login("iago")
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{msg_id}",
 | 
						|
            {
 | 
						|
                "topic": "topic 4",
 | 
						|
                "stream_id": stream_3.id,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
        history = orjson.loads(assert_is_not_none(Message.objects.get(id=msg_id).edit_history))
 | 
						|
        self.assertEqual(history[0]["prev_topic"], "topic 3")
 | 
						|
        self.assertEqual(history[0]["topic"], "topic 4")
 | 
						|
        self.assertEqual(history[0]["prev_stream"], stream_2.id)
 | 
						|
        self.assertEqual(history[0]["stream"], stream_3.id)
 | 
						|
        self.assertEqual(history[0]["user_id"], self.example_user("iago").id)
 | 
						|
        self.assertEqual(
 | 
						|
            set(history[0].keys()),
 | 
						|
            {
 | 
						|
                "timestamp",
 | 
						|
                "prev_topic",
 | 
						|
                "topic",
 | 
						|
                "prev_stream",
 | 
						|
                "stream",
 | 
						|
                "user_id",
 | 
						|
            },
 | 
						|
        )
 | 
						|
 | 
						|
        # Now, we verify that all of the edits stored in the message.edit_history
 | 
						|
        # have the correct data structure
 | 
						|
        history = orjson.loads(assert_is_not_none(Message.objects.get(id=msg_id).edit_history))
 | 
						|
 | 
						|
        self.assertEqual(history[0]["prev_topic"], "topic 3")
 | 
						|
        self.assertEqual(history[0]["topic"], "topic 4")
 | 
						|
        self.assertEqual(history[0]["stream"], stream_3.id)
 | 
						|
        self.assertEqual(history[0]["prev_stream"], stream_2.id)
 | 
						|
 | 
						|
        self.assertEqual(history[1]["prev_content"], "content 3")
 | 
						|
 | 
						|
        self.assertEqual(history[2]["prev_topic"], "topic 2")
 | 
						|
        self.assertEqual(history[2]["topic"], "topic 3")
 | 
						|
        self.assertEqual(history[2]["prev_content"], "content 2")
 | 
						|
 | 
						|
        self.assertEqual(history[3]["stream"], stream_2.id)
 | 
						|
        self.assertEqual(history[3]["prev_stream"], stream_1.id)
 | 
						|
 | 
						|
        self.assertEqual(history[4]["prev_topic"], "topic 1")
 | 
						|
        self.assertEqual(history[4]["topic"], "topic 2")
 | 
						|
 | 
						|
        self.assertEqual(history[5]["prev_content"], "content 1")
 | 
						|
 | 
						|
        # Now, we verify that the edit history data sent back has the
 | 
						|
        # correct filled-out fields
 | 
						|
        message_edit_history = self.client_get(f"/json/messages/{msg_id}/history")
 | 
						|
 | 
						|
        json_response = orjson.loads(message_edit_history.content)
 | 
						|
 | 
						|
        # We reverse the message history view output so that the IDs line up with the above.
 | 
						|
        message_history = list(reversed(json_response["message_history"]))
 | 
						|
        for i, entry in enumerate(message_history):
 | 
						|
            expected_entries = {"content", "rendered_content", "topic", "timestamp", "user_id"}
 | 
						|
            if i in {0, 2, 4}:
 | 
						|
                expected_entries.add("prev_topic")
 | 
						|
                expected_entries.add("topic")
 | 
						|
            if i in {1, 2, 5}:
 | 
						|
                expected_entries.add("prev_content")
 | 
						|
                expected_entries.add("prev_rendered_content")
 | 
						|
                expected_entries.add("content_html_diff")
 | 
						|
            if i in {0, 3}:
 | 
						|
                expected_entries.add("prev_stream")
 | 
						|
                expected_entries.add("stream")
 | 
						|
            self.assertEqual(expected_entries, set(entry.keys()))
 | 
						|
        self.assert_length(message_history, 7)
 | 
						|
        self.assertEqual(message_history[0]["topic"], "topic 4")
 | 
						|
        self.assertEqual(message_history[0]["prev_topic"], "topic 3")
 | 
						|
        self.assertEqual(message_history[0]["stream"], stream_3.id)
 | 
						|
        self.assertEqual(message_history[0]["prev_stream"], stream_2.id)
 | 
						|
        self.assertEqual(message_history[0]["content"], "content 4")
 | 
						|
 | 
						|
        self.assertEqual(message_history[1]["topic"], "topic 3")
 | 
						|
        self.assertEqual(message_history[1]["content"], "content 4")
 | 
						|
        self.assertEqual(message_history[1]["prev_content"], "content 3")
 | 
						|
 | 
						|
        self.assertEqual(message_history[2]["topic"], "topic 3")
 | 
						|
        self.assertEqual(message_history[2]["prev_topic"], "topic 2")
 | 
						|
        self.assertEqual(message_history[2]["content"], "content 3")
 | 
						|
        self.assertEqual(message_history[2]["prev_content"], "content 2")
 | 
						|
 | 
						|
        self.assertEqual(message_history[3]["topic"], "topic 2")
 | 
						|
        self.assertEqual(message_history[3]["stream"], stream_2.id)
 | 
						|
        self.assertEqual(message_history[3]["prev_stream"], stream_1.id)
 | 
						|
        self.assertEqual(message_history[3]["content"], "content 2")
 | 
						|
 | 
						|
        self.assertEqual(message_history[4]["topic"], "topic 2")
 | 
						|
        self.assertEqual(message_history[4]["prev_topic"], "topic 1")
 | 
						|
        self.assertEqual(message_history[4]["content"], "content 2")
 | 
						|
 | 
						|
        self.assertEqual(message_history[5]["topic"], "topic 1")
 | 
						|
        self.assertEqual(message_history[5]["content"], "content 2")
 | 
						|
        self.assertEqual(message_history[5]["prev_content"], "content 1")
 | 
						|
 | 
						|
        self.assertEqual(message_history[6]["content"], "content 1")
 | 
						|
        self.assertEqual(message_history[6]["topic"], "topic 1")
 | 
						|
 | 
						|
    def test_edit_message_content_limit(self) -> None:
 | 
						|
        def set_message_editing_params(
 | 
						|
            allow_message_editing: bool,
 | 
						|
            message_content_edit_limit_seconds: int | str,
 | 
						|
            edit_topic_policy: int,
 | 
						|
        ) -> None:
 | 
						|
            result = self.client_patch(
 | 
						|
                "/json/realm",
 | 
						|
                {
 | 
						|
                    "allow_message_editing": orjson.dumps(allow_message_editing).decode(),
 | 
						|
                    "message_content_edit_limit_seconds": orjson.dumps(
 | 
						|
                        message_content_edit_limit_seconds
 | 
						|
                    ).decode(),
 | 
						|
                    "edit_topic_policy": orjson.dumps(edit_topic_policy).decode(),
 | 
						|
                },
 | 
						|
            )
 | 
						|
            self.assert_json_success(result)
 | 
						|
 | 
						|
        def do_edit_message_assert_success(
 | 
						|
            id_: int, unique_str: str, topic_only: bool = False
 | 
						|
        ) -> None:
 | 
						|
            new_topic_name = "topic" + unique_str
 | 
						|
            new_content = "content" + unique_str
 | 
						|
            params_dict = {"topic": new_topic_name}
 | 
						|
            if not topic_only:
 | 
						|
                params_dict["content"] = new_content
 | 
						|
            result = self.client_patch(f"/json/messages/{id_}", params_dict)
 | 
						|
            self.assert_json_success(result)
 | 
						|
            if topic_only:
 | 
						|
                self.assertEqual(Message.objects.get(id=id_).topic_name(), new_topic_name)
 | 
						|
            else:
 | 
						|
                self.check_message(id_, topic_name=new_topic_name, content=new_content)
 | 
						|
 | 
						|
        def do_edit_message_assert_error(
 | 
						|
            id_: int, unique_str: str, error: str, topic_only: bool = False
 | 
						|
        ) -> None:
 | 
						|
            message = Message.objects.get(id=id_)
 | 
						|
            old_topic_name = message.topic_name()
 | 
						|
            old_content = message.content
 | 
						|
            new_topic_name = "topic" + unique_str
 | 
						|
            new_content = "content" + unique_str
 | 
						|
            params_dict = {"topic": new_topic_name}
 | 
						|
            if not topic_only:
 | 
						|
                params_dict["content"] = new_content
 | 
						|
            result = self.client_patch(f"/json/messages/{id_}", params_dict)
 | 
						|
            message = Message.objects.get(id=id_)
 | 
						|
            self.assert_json_error(result, error)
 | 
						|
 | 
						|
            msg = Message.objects.get(id=id_)
 | 
						|
            self.assertEqual(msg.topic_name(), old_topic_name)
 | 
						|
            self.assertEqual(msg.content, old_content)
 | 
						|
 | 
						|
        self.login("iago")
 | 
						|
        # send a message in the past
 | 
						|
        id_ = self.send_stream_message(
 | 
						|
            self.example_user("iago"), "Denmark", content="content", topic_name="topic"
 | 
						|
        )
 | 
						|
        message = Message.objects.get(id=id_)
 | 
						|
        message.date_sent -= timedelta(seconds=180)
 | 
						|
        message.save()
 | 
						|
 | 
						|
        # test the various possible message editing settings
 | 
						|
        # high enough time limit, all edits allowed
 | 
						|
        set_message_editing_params(True, 240, EditTopicPolicyEnum.ADMINS_ONLY)
 | 
						|
        do_edit_message_assert_success(id_, "A")
 | 
						|
 | 
						|
        # out of time, only topic editing allowed
 | 
						|
        set_message_editing_params(True, 120, EditTopicPolicyEnum.ADMINS_ONLY)
 | 
						|
        do_edit_message_assert_success(id_, "B", True)
 | 
						|
        do_edit_message_assert_error(id_, "C", "The time limit for editing this message has passed")
 | 
						|
 | 
						|
        # infinite time, all edits allowed
 | 
						|
        set_message_editing_params(True, "unlimited", EditTopicPolicyEnum.ADMINS_ONLY)
 | 
						|
        do_edit_message_assert_success(id_, "D")
 | 
						|
 | 
						|
        # without allow_message_editing, editing content is not allowed but
 | 
						|
        # editing topic is allowed if topic-edit time limit has not passed
 | 
						|
        # irrespective of content-edit time limit.
 | 
						|
        set_message_editing_params(False, 240, EditTopicPolicyEnum.ADMINS_ONLY)
 | 
						|
        do_edit_message_assert_success(id_, "B", True)
 | 
						|
 | 
						|
        set_message_editing_params(False, 240, EditTopicPolicyEnum.ADMINS_ONLY)
 | 
						|
        do_edit_message_assert_success(id_, "E", True)
 | 
						|
        set_message_editing_params(False, 120, EditTopicPolicyEnum.ADMINS_ONLY)
 | 
						|
        do_edit_message_assert_success(id_, "F", True)
 | 
						|
        set_message_editing_params(False, "unlimited", EditTopicPolicyEnum.ADMINS_ONLY)
 | 
						|
        do_edit_message_assert_success(id_, "G", True)
 | 
						|
 | 
						|
    def test_edit_topic_policy(self) -> None:
 | 
						|
        def set_message_editing_params(
 | 
						|
            allow_message_editing: bool,
 | 
						|
            message_content_edit_limit_seconds: int | str,
 | 
						|
            edit_topic_policy: int,
 | 
						|
        ) -> None:
 | 
						|
            self.login("iago")
 | 
						|
            result = self.client_patch(
 | 
						|
                "/json/realm",
 | 
						|
                {
 | 
						|
                    "allow_message_editing": orjson.dumps(allow_message_editing).decode(),
 | 
						|
                    "message_content_edit_limit_seconds": orjson.dumps(
 | 
						|
                        message_content_edit_limit_seconds
 | 
						|
                    ).decode(),
 | 
						|
                    "edit_topic_policy": orjson.dumps(edit_topic_policy).decode(),
 | 
						|
                },
 | 
						|
            )
 | 
						|
            self.assert_json_success(result)
 | 
						|
 | 
						|
        def do_edit_message_assert_success(id_: int, unique_str: str, acting_user: str) -> None:
 | 
						|
            self.login(acting_user)
 | 
						|
            new_topic_name = "topic" + unique_str
 | 
						|
            params_dict = {"topic": new_topic_name}
 | 
						|
            result = self.client_patch(f"/json/messages/{id_}", params_dict)
 | 
						|
            self.assert_json_success(result)
 | 
						|
            self.assertEqual(Message.objects.get(id=id_).topic_name(), new_topic_name)
 | 
						|
 | 
						|
        def do_edit_message_assert_error(
 | 
						|
            id_: int, unique_str: str, error: str, acting_user: str
 | 
						|
        ) -> None:
 | 
						|
            self.login(acting_user)
 | 
						|
            message = Message.objects.get(id=id_)
 | 
						|
            old_topic_name = message.topic_name()
 | 
						|
            old_content = message.content
 | 
						|
            new_topic_name = "topic" + unique_str
 | 
						|
            params_dict = {"topic": new_topic_name}
 | 
						|
            result = self.client_patch(f"/json/messages/{id_}", params_dict)
 | 
						|
            message = Message.objects.get(id=id_)
 | 
						|
            self.assert_json_error(result, error)
 | 
						|
            msg = Message.objects.get(id=id_)
 | 
						|
            self.assertEqual(msg.topic_name(), old_topic_name)
 | 
						|
            self.assertEqual(msg.content, old_content)
 | 
						|
 | 
						|
        # send a message in the past
 | 
						|
        id_ = self.send_stream_message(
 | 
						|
            self.example_user("hamlet"), "Denmark", content="content", topic_name="topic"
 | 
						|
        )
 | 
						|
        message = Message.objects.get(id=id_)
 | 
						|
        message.date_sent -= timedelta(seconds=180)
 | 
						|
        message.save()
 | 
						|
 | 
						|
        # Guest user must be subscribed to the stream to access the message.
 | 
						|
        polonius = self.example_user("polonius")
 | 
						|
        self.subscribe(polonius, "Denmark")
 | 
						|
 | 
						|
        # any user can edit the topic of a message
 | 
						|
        set_message_editing_params(True, "unlimited", EditTopicPolicyEnum.EVERYONE)
 | 
						|
        do_edit_message_assert_success(id_, "A", "polonius")
 | 
						|
 | 
						|
        # only members can edit topic of a message
 | 
						|
        set_message_editing_params(True, "unlimited", EditTopicPolicyEnum.MEMBERS_ONLY)
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "B", "You don't have permission to edit this message", "polonius"
 | 
						|
        )
 | 
						|
        do_edit_message_assert_success(id_, "B", "cordelia")
 | 
						|
 | 
						|
        # only full members can edit topic of a message
 | 
						|
        set_message_editing_params(True, "unlimited", EditTopicPolicyEnum.FULL_MEMBERS_ONLY)
 | 
						|
 | 
						|
        cordelia = self.example_user("cordelia")
 | 
						|
        hamlet = self.example_user("hamlet")
 | 
						|
        do_set_realm_property(cordelia.realm, "waiting_period_threshold", 10, acting_user=None)
 | 
						|
 | 
						|
        cordelia.date_joined = timezone_now() - timedelta(days=9)
 | 
						|
        cordelia.save()
 | 
						|
        hamlet.date_joined = timezone_now() - timedelta(days=9)
 | 
						|
        hamlet.save()
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "C", "You don't have permission to edit this message", "cordelia"
 | 
						|
        )
 | 
						|
        # User who sent the message but is not a full member cannot edit
 | 
						|
        # the topic
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "C", "You don't have permission to edit this message", "hamlet"
 | 
						|
        )
 | 
						|
 | 
						|
        cordelia.date_joined = timezone_now() - timedelta(days=11)
 | 
						|
        cordelia.save()
 | 
						|
        hamlet.date_joined = timezone_now() - timedelta(days=11)
 | 
						|
        hamlet.save()
 | 
						|
        do_edit_message_assert_success(id_, "C", "cordelia")
 | 
						|
        do_edit_message_assert_success(id_, "CD", "hamlet")
 | 
						|
 | 
						|
        # only moderators can edit topic of a message
 | 
						|
        set_message_editing_params(True, "unlimited", EditTopicPolicyEnum.MODERATORS_ONLY)
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "D", "You don't have permission to edit this message", "cordelia"
 | 
						|
        )
 | 
						|
        # even user who sent the message but is not a moderator cannot edit the topic.
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "D", "You don't have permission to edit this message", "hamlet"
 | 
						|
        )
 | 
						|
        do_edit_message_assert_success(id_, "D", "shiva")
 | 
						|
 | 
						|
        # only admins can edit the topics of messages
 | 
						|
        set_message_editing_params(True, "unlimited", EditTopicPolicyEnum.ADMINS_ONLY)
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "E", "You don't have permission to edit this message", "shiva"
 | 
						|
        )
 | 
						|
        do_edit_message_assert_success(id_, "E", "iago")
 | 
						|
 | 
						|
        # even owners and admins cannot edit the topics of messages
 | 
						|
        set_message_editing_params(True, "unlimited", EditTopicPolicyEnum.NOBODY)
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "H", "You don't have permission to edit this message", "desdemona"
 | 
						|
        )
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "H", "You don't have permission to edit this message", "iago"
 | 
						|
        )
 | 
						|
 | 
						|
        # users can edit topics even if allow_message_editing is False
 | 
						|
        set_message_editing_params(False, "unlimited", EditTopicPolicyEnum.EVERYONE)
 | 
						|
        do_edit_message_assert_success(id_, "D", "cordelia")
 | 
						|
 | 
						|
        # non-admin users cannot edit topics sent > 1 week ago including
 | 
						|
        # sender of the message.
 | 
						|
        message.date_sent -= timedelta(seconds=604900)
 | 
						|
        message.save()
 | 
						|
        set_message_editing_params(True, "unlimited", EditTopicPolicyEnum.EVERYONE)
 | 
						|
        do_edit_message_assert_success(id_, "E", "iago")
 | 
						|
        do_edit_message_assert_success(id_, "F", "shiva")
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "G", "The time limit for editing this message's topic has passed.", "cordelia"
 | 
						|
        )
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "G", "The time limit for editing this message's topic has passed.", "hamlet"
 | 
						|
        )
 | 
						|
 | 
						|
        # topic edit permissions apply on "no topic" messages as well
 | 
						|
        message.set_topic_name("(no topic)")
 | 
						|
        message.save()
 | 
						|
        do_edit_message_assert_error(
 | 
						|
            id_, "G", "The time limit for editing this message's topic has passed.", "cordelia"
 | 
						|
        )
 | 
						|
 | 
						|
        # set the topic edit limit to two weeks
 | 
						|
        do_set_realm_property(
 | 
						|
            hamlet.realm,
 | 
						|
            "move_messages_within_stream_limit_seconds",
 | 
						|
            604800 * 2,
 | 
						|
            acting_user=None,
 | 
						|
        )
 | 
						|
        do_edit_message_assert_success(id_, "G", "cordelia")
 | 
						|
        do_edit_message_assert_success(id_, "H", "hamlet")
 | 
						|
 | 
						|
    @mock.patch("zerver.actions.message_edit.send_event_on_commit")
 | 
						|
    def test_topic_wildcard_mention_in_followed_topic(
 | 
						|
        self, mock_send_event: mock.MagicMock
 | 
						|
    ) -> None:
 | 
						|
        stream_name = "Macbeth"
 | 
						|
        hamlet = self.example_user("hamlet")
 | 
						|
        cordelia = self.example_user("cordelia")
 | 
						|
        self.make_stream(stream_name, history_public_to_subscribers=True)
 | 
						|
        self.subscribe(hamlet, stream_name)
 | 
						|
        self.subscribe(cordelia, stream_name)
 | 
						|
        self.login_user(hamlet)
 | 
						|
 | 
						|
        do_set_user_topic_visibility_policy(
 | 
						|
            user_profile=hamlet,
 | 
						|
            stream=get_stream(stream_name, cordelia.realm),
 | 
						|
            topic_name="test",
 | 
						|
            visibility_policy=UserTopic.VisibilityPolicy.FOLLOWED,
 | 
						|
        )
 | 
						|
        message_id = self.send_stream_message(hamlet, stream_name, "Hello everyone")
 | 
						|
 | 
						|
        users_to_be_notified = sorted(
 | 
						|
            [
 | 
						|
                {
 | 
						|
                    "id": hamlet.id,
 | 
						|
                    "flags": ["read", "topic_wildcard_mentioned"],
 | 
						|
                },
 | 
						|
                {
 | 
						|
                    "id": cordelia.id,
 | 
						|
                    "flags": [],
 | 
						|
                },
 | 
						|
            ],
 | 
						|
            key=itemgetter("id"),
 | 
						|
        )
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{message_id}",
 | 
						|
            {
 | 
						|
                "content": "Hello @**topic**",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        # Extract the send_event call where event type is 'update_message'.
 | 
						|
        # Here we assert 'topic_wildcard_mention_in_followed_topic_user_ids'
 | 
						|
        # has been set properly.
 | 
						|
        called = False
 | 
						|
        for call_args in mock_send_event.call_args_list:
 | 
						|
            (arg_realm, arg_event, arg_notified_users) = call_args[0]
 | 
						|
            if arg_event["type"] == "update_message":
 | 
						|
                self.assertEqual(arg_event["type"], "update_message")
 | 
						|
                self.assertEqual(
 | 
						|
                    arg_event["topic_wildcard_mention_in_followed_topic_user_ids"], [hamlet.id]
 | 
						|
                )
 | 
						|
                self.assertEqual(
 | 
						|
                    sorted(arg_notified_users, key=itemgetter("id")), users_to_be_notified
 | 
						|
                )
 | 
						|
                called = True
 | 
						|
        self.assertTrue(called)
 | 
						|
 | 
						|
    @mock.patch("zerver.actions.message_edit.send_event_on_commit")
 | 
						|
    def test_stream_wildcard_mention_in_followed_topic(
 | 
						|
        self, mock_send_event: mock.MagicMock
 | 
						|
    ) -> None:
 | 
						|
        stream_name = "Macbeth"
 | 
						|
        hamlet = self.example_user("hamlet")
 | 
						|
        cordelia = self.example_user("cordelia")
 | 
						|
        self.make_stream(stream_name, history_public_to_subscribers=True)
 | 
						|
        self.subscribe(hamlet, stream_name)
 | 
						|
        self.subscribe(cordelia, stream_name)
 | 
						|
        self.login_user(hamlet)
 | 
						|
 | 
						|
        do_set_user_topic_visibility_policy(
 | 
						|
            user_profile=hamlet,
 | 
						|
            stream=get_stream(stream_name, cordelia.realm),
 | 
						|
            topic_name="test",
 | 
						|
            visibility_policy=UserTopic.VisibilityPolicy.FOLLOWED,
 | 
						|
        )
 | 
						|
        message_id = self.send_stream_message(hamlet, stream_name, "Hello everyone")
 | 
						|
 | 
						|
        users_to_be_notified = sorted(
 | 
						|
            [
 | 
						|
                {
 | 
						|
                    "id": hamlet.id,
 | 
						|
                    "flags": ["read", "stream_wildcard_mentioned"],
 | 
						|
                },
 | 
						|
                {
 | 
						|
                    "id": cordelia.id,
 | 
						|
                    "flags": ["stream_wildcard_mentioned"],
 | 
						|
                },
 | 
						|
            ],
 | 
						|
            key=itemgetter("id"),
 | 
						|
        )
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{message_id}",
 | 
						|
            {
 | 
						|
                "content": "Hello @**all**",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        # Extract the send_event call where event type is 'update_message'.
 | 
						|
        # Here we assert 'stream_wildcard_mention_in_followed_topic_user_ids'
 | 
						|
        # has been set properly.
 | 
						|
        called = False
 | 
						|
        for call_args in mock_send_event.call_args_list:
 | 
						|
            (arg_realm, arg_event, arg_notified_users) = call_args[0]
 | 
						|
            if arg_event["type"] == "update_message":
 | 
						|
                self.assertEqual(arg_event["type"], "update_message")
 | 
						|
                self.assertEqual(
 | 
						|
                    arg_event["stream_wildcard_mention_in_followed_topic_user_ids"], [hamlet.id]
 | 
						|
                )
 | 
						|
                self.assertEqual(
 | 
						|
                    sorted(arg_notified_users, key=itemgetter("id")), users_to_be_notified
 | 
						|
                )
 | 
						|
                called = True
 | 
						|
        self.assertTrue(called)
 | 
						|
 | 
						|
    @mock.patch("zerver.actions.message_edit.send_event_on_commit")
 | 
						|
    def test_topic_wildcard_mention(self, mock_send_event: mock.MagicMock) -> None:
 | 
						|
        stream_name = "Macbeth"
 | 
						|
        hamlet = self.example_user("hamlet")
 | 
						|
        cordelia = self.example_user("cordelia")
 | 
						|
        self.make_stream(stream_name, history_public_to_subscribers=True)
 | 
						|
        self.subscribe(hamlet, stream_name)
 | 
						|
        self.subscribe(cordelia, stream_name)
 | 
						|
        self.login_user(hamlet)
 | 
						|
        message_id = self.send_stream_message(hamlet, stream_name, "Hello everyone")
 | 
						|
 | 
						|
        users_to_be_notified = sorted(
 | 
						|
            [
 | 
						|
                {
 | 
						|
                    "id": hamlet.id,
 | 
						|
                    "flags": ["read", "topic_wildcard_mentioned"],
 | 
						|
                },
 | 
						|
                {
 | 
						|
                    "id": cordelia.id,
 | 
						|
                    "flags": [],
 | 
						|
                },
 | 
						|
            ],
 | 
						|
            key=itemgetter("id"),
 | 
						|
        )
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{message_id}",
 | 
						|
            {
 | 
						|
                "content": "Hello @**topic**",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        # Extract the send_event call where event type is 'update_message'.
 | 
						|
        # Here we assert topic_wildcard_mention_user_ids has been set properly.
 | 
						|
        called = False
 | 
						|
        for call_args in mock_send_event.call_args_list:
 | 
						|
            (arg_realm, arg_event, arg_notified_users) = call_args[0]
 | 
						|
            if arg_event["type"] == "update_message":
 | 
						|
                self.assertEqual(arg_event["type"], "update_message")
 | 
						|
                self.assertEqual(arg_event["topic_wildcard_mention_user_ids"], [hamlet.id])
 | 
						|
                self.assertEqual(
 | 
						|
                    sorted(arg_notified_users, key=itemgetter("id")), users_to_be_notified
 | 
						|
                )
 | 
						|
                called = True
 | 
						|
        self.assertTrue(called)
 | 
						|
 | 
						|
    def test_topic_wildcard_mention_restrictions_when_editing(self) -> None:
 | 
						|
        cordelia = self.example_user("cordelia")
 | 
						|
        shiva = self.example_user("shiva")
 | 
						|
        self.login("cordelia")
 | 
						|
        stream_name = "Macbeth"
 | 
						|
        self.make_stream(stream_name, history_public_to_subscribers=True)
 | 
						|
        self.subscribe(cordelia, stream_name)
 | 
						|
        self.subscribe(shiva, stream_name)
 | 
						|
        message_id = self.send_stream_message(cordelia, stream_name, "Hello everyone")
 | 
						|
 | 
						|
        realm = cordelia.realm
 | 
						|
        do_set_realm_property(
 | 
						|
            realm,
 | 
						|
            "wildcard_mention_policy",
 | 
						|
            WildcardMentionPolicyEnum.MODERATORS,
 | 
						|
            acting_user=None,
 | 
						|
        )
 | 
						|
 | 
						|
        # Less than 'Realm.WILDCARD_MENTION_THRESHOLD' participants
 | 
						|
        participants_user_ids = set(range(1, 10))
 | 
						|
        with mock.patch(
 | 
						|
            "zerver.actions.message_edit.participants_for_topic", return_value=participants_user_ids
 | 
						|
        ):
 | 
						|
            result = self.client_patch(
 | 
						|
                "/json/messages/" + str(message_id),
 | 
						|
                {
 | 
						|
                    "content": "Hello @**topic**",
 | 
						|
                },
 | 
						|
            )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        # More than 'Realm.WILDCARD_MENTION_THRESHOLD' participants.
 | 
						|
        participants_user_ids = set(range(1, 20))
 | 
						|
        with mock.patch(
 | 
						|
            "zerver.actions.message_edit.participants_for_topic", return_value=participants_user_ids
 | 
						|
        ):
 | 
						|
            result = self.client_patch(
 | 
						|
                "/json/messages/" + str(message_id),
 | 
						|
                {
 | 
						|
                    "content": "Hello @**topic**",
 | 
						|
                },
 | 
						|
            )
 | 
						|
        self.assert_json_error(
 | 
						|
            result, "You do not have permission to use topic wildcard mentions in this topic."
 | 
						|
        )
 | 
						|
 | 
						|
        # Shiva is moderator
 | 
						|
        self.login("shiva")
 | 
						|
        message_id = self.send_stream_message(shiva, stream_name, "Hi everyone")
 | 
						|
        with mock.patch(
 | 
						|
            "zerver.actions.message_edit.participants_for_topic", return_value=participants_user_ids
 | 
						|
        ):
 | 
						|
            result = self.client_patch(
 | 
						|
                "/json/messages/" + str(message_id),
 | 
						|
                {
 | 
						|
                    "content": "Hello @**topic**",
 | 
						|
                },
 | 
						|
            )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
    @mock.patch("zerver.actions.message_edit.send_event_on_commit")
 | 
						|
    def test_stream_wildcard_mention(self, mock_send_event: mock.MagicMock) -> None:
 | 
						|
        stream_name = "Macbeth"
 | 
						|
        hamlet = self.example_user("hamlet")
 | 
						|
        cordelia = self.example_user("cordelia")
 | 
						|
        self.make_stream(stream_name, history_public_to_subscribers=True)
 | 
						|
        self.subscribe(hamlet, stream_name)
 | 
						|
        self.subscribe(cordelia, stream_name)
 | 
						|
        self.login_user(hamlet)
 | 
						|
        message_id = self.send_stream_message(hamlet, stream_name, "Hello everyone")
 | 
						|
 | 
						|
        users_to_be_notified = sorted(
 | 
						|
            [
 | 
						|
                {
 | 
						|
                    "id": hamlet.id,
 | 
						|
                    "flags": ["read", "stream_wildcard_mentioned"],
 | 
						|
                },
 | 
						|
                {
 | 
						|
                    "id": cordelia.id,
 | 
						|
                    "flags": ["stream_wildcard_mentioned"],
 | 
						|
                },
 | 
						|
            ],
 | 
						|
            key=itemgetter("id"),
 | 
						|
        )
 | 
						|
        result = self.client_patch(
 | 
						|
            f"/json/messages/{message_id}",
 | 
						|
            {
 | 
						|
                "content": "Hello @**everyone**",
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        # Extract the send_event call where event type is 'update_message'.
 | 
						|
        # Here we assert 'stream_wildcard_mention_user_ids' has been set properly.
 | 
						|
        called = False
 | 
						|
        for call_args in mock_send_event.call_args_list:
 | 
						|
            (arg_realm, arg_event, arg_notified_users) = call_args[0]
 | 
						|
            if arg_event["type"] == "update_message":
 | 
						|
                self.assertEqual(arg_event["type"], "update_message")
 | 
						|
                self.assertEqual(
 | 
						|
                    arg_event["stream_wildcard_mention_user_ids"], [cordelia.id, hamlet.id]
 | 
						|
                )
 | 
						|
                self.assertEqual(
 | 
						|
                    sorted(arg_notified_users, key=itemgetter("id")), users_to_be_notified
 | 
						|
                )
 | 
						|
                called = True
 | 
						|
        self.assertTrue(called)
 | 
						|
 | 
						|
    def test_stream_wildcard_mention_restrictions_when_editing(self) -> None:
 | 
						|
        cordelia = self.example_user("cordelia")
 | 
						|
        shiva = self.example_user("shiva")
 | 
						|
        self.login("cordelia")
 | 
						|
        stream_name = "Macbeth"
 | 
						|
        self.make_stream(stream_name, history_public_to_subscribers=True)
 | 
						|
        self.subscribe(cordelia, stream_name)
 | 
						|
        self.subscribe(shiva, stream_name)
 | 
						|
        message_id = self.send_stream_message(cordelia, stream_name, "Hello everyone")
 | 
						|
 | 
						|
        realm = cordelia.realm
 | 
						|
        do_set_realm_property(
 | 
						|
            realm,
 | 
						|
            "wildcard_mention_policy",
 | 
						|
            WildcardMentionPolicyEnum.MODERATORS,
 | 
						|
            acting_user=None,
 | 
						|
        )
 | 
						|
 | 
						|
        with mock.patch("zerver.lib.message.num_subscribers_for_stream_id", return_value=17):
 | 
						|
            result = self.client_patch(
 | 
						|
                "/json/messages/" + str(message_id),
 | 
						|
                {
 | 
						|
                    "content": "Hello @**everyone**",
 | 
						|
                },
 | 
						|
            )
 | 
						|
        self.assert_json_error(
 | 
						|
            result, "You do not have permission to use channel wildcard mentions in this channel."
 | 
						|
        )
 | 
						|
 | 
						|
        with mock.patch("zerver.lib.message.num_subscribers_for_stream_id", return_value=14):
 | 
						|
            result = self.client_patch(
 | 
						|
                "/json/messages/" + str(message_id),
 | 
						|
                {
 | 
						|
                    "content": "Hello @**everyone**",
 | 
						|
                },
 | 
						|
            )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        self.login("shiva")
 | 
						|
        message_id = self.send_stream_message(shiva, stream_name, "Hi everyone")
 | 
						|
        with mock.patch("zerver.lib.message.num_subscribers_for_stream_id", return_value=17):
 | 
						|
            result = self.client_patch(
 | 
						|
                "/json/messages/" + str(message_id),
 | 
						|
                {
 | 
						|
                    "content": "Hello @**everyone**",
 | 
						|
                },
 | 
						|
            )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
    def test_user_group_mention_restrictions_while_editing(self) -> None:
 | 
						|
        iago = self.example_user("iago")
 | 
						|
        shiva = self.example_user("shiva")
 | 
						|
        cordelia = self.example_user("cordelia")
 | 
						|
        othello = self.example_user("othello")
 | 
						|
        self.subscribe(iago, "test_stream")
 | 
						|
        self.subscribe(shiva, "test_stream")
 | 
						|
        self.subscribe(othello, "test_stream")
 | 
						|
        self.subscribe(cordelia, "test_stream")
 | 
						|
 | 
						|
        leadership = check_add_user_group(othello.realm, "leadership", [othello], acting_user=None)
 | 
						|
        support = check_add_user_group(othello.realm, "support", [othello], acting_user=None)
 | 
						|
 | 
						|
        moderators_system_group = NamedUserGroup.objects.get(
 | 
						|
            realm=iago.realm, name=SystemGroups.MODERATORS, is_system_group=True
 | 
						|
        )
 | 
						|
 | 
						|
        self.login("cordelia")
 | 
						|
        msg_id = self.send_stream_message(cordelia, "test_stream", "Test message")
 | 
						|
        content = "Edited test message @*leadership*"
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        leadership.can_mention_group = moderators_system_group
 | 
						|
        leadership.save()
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(cordelia, "test_stream", "Test message")
 | 
						|
        content = "Edited test message @*leadership*"
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_error(
 | 
						|
            result,
 | 
						|
            f"You are not allowed to mention user group '{leadership.name}'.",
 | 
						|
        )
 | 
						|
 | 
						|
        # The restriction does not apply on silent mention.
 | 
						|
        msg_id = self.send_stream_message(cordelia, "test_stream", "Test message")
 | 
						|
        content = "Edited test message @_*leadership*"
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        self.login("shiva")
 | 
						|
        content = "Edited test message @*leadership*"
 | 
						|
        msg_id = self.send_stream_message(shiva, "test_stream", "Test message")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        self.login("iago")
 | 
						|
        msg_id = self.send_stream_message(iago, "test_stream", "Test message")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        test = check_add_user_group(shiva.realm, "test", [shiva], acting_user=None)
 | 
						|
        add_subgroups_to_user_group(leadership, [test], acting_user=None)
 | 
						|
        support.can_mention_group = leadership
 | 
						|
        support.save()
 | 
						|
 | 
						|
        content = "Test mentioning user group @*support*"
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_error(
 | 
						|
            result,
 | 
						|
            f"You are not allowed to mention user group '{support.name}'.",
 | 
						|
        )
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(othello, "test_stream", "Test message")
 | 
						|
        self.login("othello")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(shiva, "test_stream", "Test message")
 | 
						|
        self.login("shiva")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(iago, "test_stream", "Test message")
 | 
						|
        content = "Test mentioning user group @*support* @*leadership*"
 | 
						|
 | 
						|
        self.login("iago")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_error(
 | 
						|
            result,
 | 
						|
            f"You are not allowed to mention user group '{support.name}'.",
 | 
						|
        )
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(othello, "test_stream", "Test message")
 | 
						|
        self.login("othello")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_error(
 | 
						|
            result,
 | 
						|
            f"You are not allowed to mention user group '{leadership.name}'.",
 | 
						|
        )
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(shiva, "test_stream", "Test message")
 | 
						|
        self.login("shiva")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        # Test all the cases when can_mention_group is not a named user group.
 | 
						|
        content = "Test mentioning user group @*leadership*"
 | 
						|
        user_group = self.create_or_update_anonymous_group_for_setting(
 | 
						|
            [othello], [moderators_system_group]
 | 
						|
        )
 | 
						|
        leadership.can_mention_group = user_group
 | 
						|
        leadership.save()
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(othello, "test_stream", "Test message")
 | 
						|
        self.login("othello")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(shiva, "test_stream", "Test message")
 | 
						|
        self.login("shiva")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(iago, "test_stream", "Test message")
 | 
						|
        self.login("iago")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 | 
						|
 | 
						|
        msg_id = self.send_stream_message(cordelia, "test_stream", "Test message")
 | 
						|
        self.login("cordelia")
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_error(
 | 
						|
            result, f"You are not allowed to mention user group '{leadership.name}'."
 | 
						|
        )
 | 
						|
 | 
						|
        content = "Test mentioning user group @_*leadership*"
 | 
						|
        result = self.client_patch(
 | 
						|
            "/json/messages/" + str(msg_id),
 | 
						|
            {
 | 
						|
                "content": content,
 | 
						|
            },
 | 
						|
        )
 | 
						|
        self.assert_json_success(result)
 |