block more discuss features

models/mail_message.py

@@ -32,5 +32,19 @@
                     channel = self.env["discuss.channel"].browse(record.res_id)
                     if channel.channel_type == "chat":
                         # check that all members have messaging group
-                        users = self.sudo().env["res.users"].search([("partner_id", "in", channel.mapped("channel_member_ids.partner_id.id"))])
+                        users = (
+                            self.sudo()
+                            .env["res.users"]
+                            .search(
+                                [
+                                    (
+                                        "partner_id",
+                                        "in",
+                                        channel.mapped(
+                                            "channel_member_ids.partner_id.id"
+                                        ),
+                                    )
+                                ]
+                            )
+                        )
                         for user in users:
@@ -36,4 +50,15 @@
                         for user in users:
-                            if not user.has_group("mail_messaging_group.group_messaging") and not user.has_group("base.group_public") and not user.has_group("base.group_portal"):
-                                raise AccessError(_("Creating messages to user that can not read them is not allowed."))
+                            if (
+                                not user.has_group(
+                                    "mail_messaging_group.group_messaging"
+                                )
+                                and not user.has_group("base.group_public")
+                                and not user.has_group("base.group_portal")
+                            ):
+                                raise AccessError(
+                                    _(
+                                        "Creating messages to user that can not read "
+                                        "them is not allowed."
+                                    )
+                                )
         return created