help: Rename unarchive_stream management command to unarchive_channel.

docs/production/management-commands.md

@@ -125,9 +125,9 @@ There are dozens of useful management commands under
 - `./manage.py export_single_user`: does a limited version of the [main
   export tools](export-and-import.md) containing just
   the messages accessible by a single user.
-- `./manage.py unarchive_stream`:
+- `./manage.py unarchive_channel`:
   [Reactivates](https://zulip.com/help/archive-a-stream#unarchiving-archived-streams)
-  an archived stream.
+  an archived channel.
 - `./manage.py reactivate_realm`: Reactivates a realm.
 - `./manage.py deactivate_user`: Deactivates a user. This can be done
   more easily in Zulip's organization administrator UI.

help/archive-a-channel.md

@@ -44,7 +44,7 @@ than archiving them.
 ## Unarchiving archived channels
 
 If you are self-hosting, you can unarchive an archived channel using the
-`unarchive_stream` [management command][management-command]. This will restore
+`unarchive_channel` [management command][management-command]. This will restore
 it as a private channel with shared history, and subscribe all organization
 owners to it. If you are using Zulip Cloud, you can [contact us](/help/contact-support)
 for help.

zerver/management/commands/unarchive_channel.py

@@ -10,19 +10,19 @@ from zerver.models import RealmAuditLog, Stream
 
 
 class Command(ZulipBaseCommand):
-    help = """Reactivate a stream that was deactivated."""
+    help = """Reactivate a channel that was deactivated."""
 
     @override
     def add_arguments(self, parser: ArgumentParser) -> None:
-        specify_stream = parser.add_mutually_exclusive_group(required=True)
-        specify_stream.add_argument(
-            "-s",
-            "--stream",
-            help="Name of a deactivated stream in the realm.",
+        specify_channel = parser.add_mutually_exclusive_group(required=True)
+        specify_channel.add_argument(
+            "-c",
+            "--channel",
+            help="Name of a deactivated channel in the realm.",
         )
-        specify_stream.add_argument(
-            "--stream-id",
-            help="ID of a deactivated stream in the realm.",
+        specify_channel.add_argument(
+            "--channel-id",
+            help="ID of a deactivated channel in the realm.",
         )
         parser.add_argument(
             "-n",
@@ -37,39 +37,39 @@ class Command(ZulipBaseCommand):
         realm = self.get_realm(options)
         assert realm is not None  # Should be ensured by parser
 
-        # Looking up the stream is complicated, since they get renamed
+        # Looking up the channel is complicated, since they get renamed
         # when they are deactivated, in a transformation which may be
         # lossy.
 
-        if options["stream_id"] is not None:
-            stream = Stream.objects.get(id=options["stream_id"])
-            if stream.realm_id != realm.id:
+        if options["channel_id"] is not None:
+            channel = Stream.objects.get(id=options["channel_id"])
+            if channel.realm_id != realm.id:
                 raise CommandError(
-                    f"Stream id {stream.id}, named '{stream.name}', is in realm '{stream.realm.string_id}', not '{realm.string_id}'"
+                    f"Channel id {channel.id}, named '{channel.name}', is in realm '{channel.realm.string_id}', not '{realm.string_id}'"
                 )
-            if not stream.deactivated:
+            if not channel.deactivated:
                 raise CommandError(
-                    f"Stream id {stream.id}, named '{stream.name}', is not deactivated"
+                    f"Channel id {channel.id}, named '{channel.name}', is not deactivated"
                 )
             if options["new_name"] is None:
-                raise CommandError("--new-name flag is required with --stream-id")
+                raise CommandError("--new-name flag is required with --channel-id")
             new_name = options["new_name"]
         else:
-            stream_name = options["stream"]
-            assert stream_name is not None
+            channel_name = options["channel"]
+            assert channel_name is not None
 
-            possible_streams = deactivated_streams_by_old_name(realm, stream_name)
-            if len(possible_streams) == 0:
-                raise CommandError("No matching deactivated streams found!")
+            possible_channels = deactivated_streams_by_old_name(realm, channel_name)
+            if len(possible_channels) == 0:
+                raise CommandError("No matching deactivated channels found!")
 
-            if len(possible_streams) > 1:
-                # Print ids of all possible streams, support passing by id
-                print("Matching streams:")
-                for stream in possible_streams:
+            if len(possible_channels) > 1:
+                # Print ids of all possible channels, support passing by id
+                print("Matching channels:")
+                for channel in possible_channels:
                     last_deactivation = (
                         RealmAuditLog.objects.filter(
                             realm=realm,
-                            modified_stream=stream,
+                            modified_stream=channel,
                             event_type=RealmAuditLog.STREAM_DEACTIVATED,
                         )
                         .order_by("-id")
@@ -77,22 +77,22 @@ class Command(ZulipBaseCommand):
                     )
                     assert last_deactivation is not None
                     print(
-                        f"  ({stream.id}) {stream.name}, deactivated on {last_deactivation.event_time}"
+                        f"  ({channel.id}) {channel.name}, deactivated on {last_deactivation.event_time}"
                     )
                 raise CommandError(
-                    "More than one matching stream found!  Specify which with --stream-id"
+                    "More than one matching channel found!  Specify which with --channel-id"
                 )
 
-            stream = possible_streams[0]
+            channel = possible_channels[0]
             if options["new_name"] is not None:
                 new_name = options["new_name"]
             else:
-                new_name = stream_name
+                new_name = channel_name
 
         if Stream.objects.filter(realm=realm, name=new_name).exists():
             raise CommandError(
-                f"Stream with name '{new_name}' already exists; pass a different --new-name"
+                f"Channel with name '{new_name}' already exists; pass a different --new-name"
             )
 
-        assert stream is not None
-        do_unarchive_stream(stream, new_name, acting_user=None)
+        assert channel is not None
+        do_unarchive_stream(channel, new_name, acting_user=None)