feat(commands): support bot-wide defaults for install_types/contexts

changelog/1173.feature.rst

@@ -11,3 +11,4 @@ Add support for user-installed commands. See :ref:`app_command_contexts` for fur
 - |commands| Add ``install_types`` and ``contexts`` parameters to application command decorators.
 - |commands| Add :func:`~ext.commands.install_types` and :func:`~ext.commands.contexts` decorators.
 - |commands| Using the :class:`GuildCommandInteraction` annotation now sets :attr:`~ApplicationCommand.install_types` and :attr:`~ApplicationCommand.contexts`, instead of :attr:`~ApplicationCommand.dm_permission`.
+- |commands| Add ``default_install_types`` and ``default_contexts`` parameters to :class:`~ext.commands.Bot`.

changelog/1261.feature.rst

@@ -0,0 +1,14 @@
+Add support for user-installed commands. See :ref:`app_command_contexts` for further details.
+- Add :attr:`ApplicationCommand.install_types` and :attr:`ApplicationCommand.contexts` fields,
+  with respective :class:`ApplicationInstallTypes` and :class:`InteractionContextTypes` flag types.
+- :class:`Interaction` changes:
+    - Add :attr:`Interaction.context` field, reflecting the context in which the interaction occurred.
+    - Add :attr:`Interaction.authorizing_integration_owners` field and :class:`AuthorizingIntegrationOwners` class, containing details about the application installation.
+    - :attr:`Interaction.app_permissions` is now always provided by Discord.
+- Add :attr:`Message.interaction_metadata` and :class:`InteractionMetadata` type, containing metadata for the interaction associated with a message.
+- Add ``integration_type`` parameter to :func:`utils.oauth_url`.
+- Add :attr:`AppInfo.guild_install_type_config` and :attr:`AppInfo.user_install_type_config` fields.
+- |commands| Add ``install_types`` and ``contexts`` parameters to application command decorators.
+- |commands| Add :func:`~ext.commands.install_types` and :func:`~ext.commands.contexts` decorators.
+- |commands| Using the :class:`GuildCommandInteraction` annotation now sets :attr:`~ApplicationCommand.install_types` and :attr:`~ApplicationCommand.contexts`, instead of :attr:`~ApplicationCommand.dm_permission`.
+- |commands| Add ``default_install_types`` and ``default_contexts`` parameters to :class:`~ext.commands.Bot`.

disnake/app_commands.py

@@ -547,6 +547,13 @@ def __init__(
         self.install_types: Optional[ApplicationInstallTypes] = install_types
         self.contexts: Optional[InteractionContextTypes] = contexts
 
+        # TODO(3.0): refactor
+        # These are for ext.commands defaults. It's quite ugly to do it this way,
+        # but since __eq__ and to_dict functionality is encapsulated here and can't be moved trivially,
+        # it'll do until the presumably soon-ish refactor of the entire commands framework.
+        self._default_install_types: Optional[ApplicationInstallTypes] = None
+        self._default_contexts: Optional[InteractionContextTypes] = None
+
         self._always_synced: bool = False
 
         # reset `default_permission` if set before
@@ -614,6 +621,9 @@ def __str__(self) -> str:
         return self.name
 
     def __eq__(self, other) -> bool:
+        if not isinstance(other, ApplicationCommand):
+            return False
+
         if not (
             self.type == other.type
             and self.name == other.name
@@ -634,8 +644,10 @@ def __eq__(self, other) -> bool:
             # `contexts` takes priority over `dm_permission`;
             # ignore `dm_permission` if `contexts` is set,
             # since the API returns both even when only `contexts` was provided
-            if self.contexts is not None or other.contexts is not None:
-                if self.contexts != other.contexts:
+            self_contexts = self._contexts_with_default
+            other_contexts = other._contexts_with_default
+            if self_contexts is not None or other_contexts is not None:
+                if self_contexts != other_contexts:
                     return False
             else:
                 # this is a bit awkward; `None` is equivalent to `True` in this case
@@ -648,6 +660,9 @@ def __eq__(self, other) -> bool:
     def _install_types_with_default(self) -> Optional[ApplicationInstallTypes]:
         # if this is an api-provided command object, keep things as-is
         if self.install_types is None and not isinstance(self, _APIApplicationCommandMixin):
+            if self._default_install_types is not None:
+                return self._default_install_types
+
             # The purpose of this default is to avoid re-syncing after the updating to the new version,
             # at least as long as the user hasn't enabled user installs in the dev portal
             # (i.e. if they haven't, the api defaults to this value as well).
@@ -658,6 +673,20 @@ def _install_types_with_default(self) -> Optional[ApplicationInstallTypes]:
 
         return self.install_types
 
+    @property
+    def _contexts_with_default(self) -> Optional[InteractionContextTypes]:
+        # (basically the same logic as `_install_types_with_default`, but without a fallback)
+        if (
+            self.contexts is None
+            and not isinstance(self, _APIApplicationCommandMixin)
+            and self._default_contexts is not None
+            # only use default if legacy `dm_permission` wasn't set
+            and self._dm_permission is None
+        ):
+            return self._default_contexts
+
+        return self.contexts
+
     def to_dict(self) -> EditApplicationCommandPayload:
         data: EditApplicationCommandPayload = {
             "type": try_enum_to_int(self.type),
@@ -678,7 +707,9 @@ def to_dict(self) -> EditApplicationCommandPayload:
         )
         data["integration_types"] = install_types
 
-        contexts = self.contexts.values if self.contexts is not None else None
+        contexts = (
+            self._contexts_with_default.values if self._contexts_with_default is not None else None
+        )
         data["contexts"] = contexts
 
         # don't set `dm_permission` if `contexts` is set

disnake/ext/commands/base_core.py

@@ -36,6 +36,7 @@
 
     from ._types import AppCheck, Coro, Error, Hook
     from .cog import Cog
+    from .interaction_bot_base import InteractionBotBase
 
     ApplicationCommandInteractionT = TypeVar(
         "ApplicationCommandInteractionT", bound=ApplicationCommandInteraction, covariant=True
@@ -268,6 +269,10 @@ def _apply_guild_only(self) -> None:
             self.body.contexts = InteractionContextTypes(guild=True)
             self.body.install_types = ApplicationInstallTypes(guild=True)
 
+    def _apply_defaults(self, bot: InteractionBotBase) -> None:
+        self.body._default_install_types = bot._default_install_types
+        self.body._default_contexts = bot._default_contexts
+
     @property
     def dm_permission(self) -> bool:
         """:class:`bool`: Whether this command can be used in DMs."""

disnake/ext/commands/bot.py

@@ -18,7 +18,12 @@
     from disnake.activity import BaseActivity
     from disnake.client import GatewayParams
     from disnake.enums import Status
-    from disnake.flags import Intents, MemberCacheFlags
+    from disnake.flags import (
+        ApplicationInstallTypes,
+        Intents,
+        InteractionContextTypes,
+        MemberCacheFlags,
+    )
     from disnake.i18n import LocalizationProtocol
     from disnake.mentions import AllowedMentions
     from disnake.message import Message
@@ -117,6 +122,28 @@ class Bot(BotBase, InteractionBotBase, disnake.Client):
 
         .. versionadded:: 2.5
 
+    default_install_types: Optional[:class:`.ApplicationInstallTypes`]
+        The default installation types where application commands will be available.
+        This applies to all commands added either through the respective decorators
+        or directly using :meth:`.add_slash_command` (etc.).
+
+        Any value set directly on the command, e.g. using the :func:`.install_types` decorator,
+        the ``install_types`` parameter, ``slash_command_attrs`` (etc.) at the cog-level, or from
+        the :class:`.GuildCommandInteraction` annotation, takes precedence over this default.
+
+        .. versionadded:: 2.10
+
+    default_contexts: Optional[:class:`.InteractionContextTypes`]
+        The default contexts where application commands will be usable.
+        This applies to all commands added either through the respective decorators
+        or directly using :meth:`.add_slash_command` (etc.).
+
+        Any value set directly on the command, e.g. using the :func:`.contexts` decorator,
+        the ``contexts`` parameter, ``slash_command_attrs`` (etc.) at the cog-level, or from
+        the :class:`.GuildCommandInteraction` annotation, takes precedence over this default.
+
+        .. versionadded:: 2.10
+
     Attributes
     ----------
     command_prefix
@@ -233,10 +260,12 @@ def __init__(
             reload: bool = False,
             case_insensitive: bool = False,
             command_sync_flags: CommandSyncFlags = ...,
-            test_guilds: Optional[Sequence[int]] = None,
             sync_commands: bool = ...,
             sync_commands_debug: bool = ...,
             sync_commands_on_cog_unload: bool = ...,
+            test_guilds: Optional[Sequence[int]] = None,
+            default_install_types: Optional[ApplicationInstallTypes] = None,
+            default_contexts: Optional[InteractionContextTypes] = None,
             asyncio_debug: bool = False,
             loop: Optional[asyncio.AbstractEventLoop] = None,
             shard_id: Optional[int] = None,
@@ -285,10 +314,12 @@ def __init__(
             reload: bool = False,
             case_insensitive: bool = False,
             command_sync_flags: CommandSyncFlags = ...,
-            test_guilds: Optional[Sequence[int]] = None,
             sync_commands: bool = ...,
             sync_commands_debug: bool = ...,
             sync_commands_on_cog_unload: bool = ...,
+            test_guilds: Optional[Sequence[int]] = None,
+            default_install_types: Optional[ApplicationInstallTypes] = None,
+            default_contexts: Optional[InteractionContextTypes] = None,
             asyncio_debug: bool = False,
             loop: Optional[asyncio.AbstractEventLoop] = None,
             shard_ids: Optional[List[int]] = None,  # instead of shard_id
@@ -391,6 +422,28 @@ class InteractionBot(InteractionBotBase, disnake.Client):
 
         .. versionadded:: 2.5
 
+    default_install_types: Optional[:class:`.ApplicationInstallTypes`]
+        The default installation types where application commands will be available.
+        This applies to all commands added either through the respective decorators
+        or directly using :meth:`.add_slash_command` (etc.).
+
+        Any value set directly on the command, e.g. using the :func:`.install_types` decorator,
+        the ``install_types`` parameter, ``slash_command_attrs`` (etc.) at the cog-level, or from
+        the :class:`.GuildCommandInteraction` annotation, takes precedence over this default.
+
+        .. versionadded:: 2.10
+
+    default_contexts: Optional[:class:`.InteractionContextTypes`]
+        The default contexts where application commands will be usable.
+        This applies to all commands added either through the respective decorators
+        or directly using :meth:`.add_slash_command` (etc.).
+
+        Any value set directly on the command, e.g. using the :func:`.contexts` decorator,
+        the ``contexts`` parameter, ``slash_command_attrs`` (etc.) at the cog-level, or from
+        the :class:`.GuildCommandInteraction` annotation, takes precedence over this default.
+
+        .. versionadded:: 2.10
+
     Attributes
     ----------
     owner_id: Optional[:class:`int`]
@@ -434,10 +487,12 @@ def __init__(
             owner_ids: Optional[Set[int]] = None,
             reload: bool = False,
             command_sync_flags: CommandSyncFlags = ...,
-            test_guilds: Optional[Sequence[int]] = None,
             sync_commands: bool = ...,
             sync_commands_debug: bool = ...,
             sync_commands_on_cog_unload: bool = ...,
+            test_guilds: Optional[Sequence[int]] = None,
+            default_install_types: Optional[ApplicationInstallTypes] = None,
+            default_contexts: Optional[InteractionContextTypes] = None,
             asyncio_debug: bool = False,
             loop: Optional[asyncio.AbstractEventLoop] = None,
             shard_id: Optional[int] = None,
@@ -479,10 +534,12 @@ def __init__(
             owner_ids: Optional[Set[int]] = None,
             reload: bool = False,
             command_sync_flags: CommandSyncFlags = ...,
-            test_guilds: Optional[Sequence[int]] = None,
             sync_commands: bool = ...,
             sync_commands_debug: bool = ...,
             sync_commands_on_cog_unload: bool = ...,
+            test_guilds: Optional[Sequence[int]] = None,
+            default_install_types: Optional[ApplicationInstallTypes] = None,
+            default_contexts: Optional[InteractionContextTypes] = None,
             asyncio_debug: bool = False,
             loop: Optional[asyncio.AbstractEventLoop] = None,
             shard_ids: Optional[List[int]] = None,  # instead of shard_id

disnake/ext/commands/interaction_bot_base.py

@@ -149,6 +149,8 @@ def __init__(
         sync_commands_debug: bool = MISSING,
         sync_commands_on_cog_unload: bool = MISSING,
         test_guilds: Optional[Sequence[int]] = None,
+        default_install_types: Optional[ApplicationInstallTypes] = None,
+        default_contexts: Optional[InteractionContextTypes] = None,
         **options: Any,
     ) -> None:
         if test_guilds and not all(isinstance(guild_id, int) for guild_id in test_guilds):
@@ -200,6 +202,9 @@ def __init__(
         self._command_sync_flags = command_sync_flags
         self._sync_queued: asyncio.Lock = asyncio.Lock()
 
+        self._default_install_types = default_install_types
+        self._default_contexts = default_contexts
+
         self._slash_command_checks = []
         self._slash_command_check_once = []
         self._user_command_checks = []
@@ -286,6 +291,7 @@ def add_slash_command(self, slash_command: InvokableSlashCommand) -> None:
         if slash_command.name in self.all_slash_commands:
             raise CommandRegistrationError(slash_command.name)
 
+        slash_command._apply_defaults(self)
         slash_command.body.localize(self.i18n)
         self.all_slash_commands[slash_command.name] = slash_command
 
@@ -316,6 +322,7 @@ def add_user_command(self, user_command: InvokableUserCommand) -> None:
         if user_command.name in self.all_user_commands:
             raise CommandRegistrationError(user_command.name)
 
+        user_command._apply_defaults(self)
         user_command.body.localize(self.i18n)
         self.all_user_commands[user_command.name] = user_command
 
@@ -348,6 +355,7 @@ def add_message_command(self, message_command: InvokableMessageCommand) -> None:
         if message_command.name in self.all_message_commands:
             raise CommandRegistrationError(message_command.name)
 
+        message_command._apply_defaults(self)
         message_command.body.localize(self.i18n)
         self.all_message_commands[message_command.name] = message_command
 

docs/ext/commands/slash_commands.rst

@@ -709,6 +709,14 @@ as an argument directly to the command decorator. To allow all (guild + user) in
 a :meth:`ApplicationInstallTypes.all` shorthand is also available.
 
 By default, commands are set to only be usable in guild-installed contexts.
+You can set bot-wide defaults using the ``default_install_types`` parameter on
+the :class:`~ext.commands.Bot` constructor:
+
+.. code-block:: python3
+
+    bot = commands.Bot(
+        default_install_types=disnake.ApplicationInstallTypes(user=True),
+    )
 
 .. note::
     To enable installing the bot in user contexts (or disallow guild contexts), you will need to
@@ -739,6 +747,7 @@ decorator, to e.g. disallow a command in guilds:
 In the same way, you can use the ``contexts=`` parameter and :class:`InteractionContextTypes` in the command decorator directly.
 
 The default context for commands is :attr:`~InteractionContextTypes.guild` + :attr:`~InteractionContextTypes.bot_dm`.
+This can also be adjusted using the ``default_contexts`` parameter on the :class:`~ext.commands.Bot` constructor.
 
 This attribute supersedes the old ``dm_permission`` field, which can now be considered
 equivalent to the :attr:`~InteractionContextTypes.bot_dm` flag.

tests/ext/commands/test_base_core.py

@@ -1,5 +1,7 @@
 # SPDX-License-Identifier: MIT
 
+import warnings
+
 import pytest
 
 import disnake
@@ -118,6 +120,48 @@ async def cmd(self, _) -> None:
         assert c.cmd.install_types == disnake.ApplicationInstallTypes(guild=True)
 
 
+class TestDefaultContexts:
+    @pytest.fixture
+    def bot(self) -> commands.InteractionBot:
+        return commands.InteractionBot(
+            default_contexts=disnake.InteractionContextTypes(bot_dm=True)
+        )
+
+    def test_default(self, bot: commands.InteractionBot) -> None:
+        @bot.slash_command()
+        async def c(inter) -> None:
+            ...
+
+        assert c.body.to_dict().get("contexts") == [1]
+        assert "dm_permission" not in c.body.to_dict()
+
+    def test_decorator_override(self, bot: commands.InteractionBot) -> None:
+        @commands.contexts(private_channel=True)
+        @bot.slash_command()
+        async def c(inter) -> None:
+            ...
+
+        assert c.body.to_dict().get("contexts") == [2]
+
+    def test_annotation_override(self, bot: commands.InteractionBot) -> None:
+        @bot.slash_command()
+        async def c(inter: disnake.GuildCommandInteraction) -> None:
+            ...
+
+        assert c.body.to_dict().get("contexts") == [0]
+
+    def test_dm_permission(self, bot: commands.InteractionBot) -> None:
+        with warnings.catch_warnings(record=True):
+
+            @bot.slash_command(dm_permission=False)
+            async def c(inter) -> None:
+                ...
+
+        # if dm_permission was set, the `contexts` default shouldn't apply
+        assert c.body.to_dict().get("contexts") is None
+        assert c.body.to_dict().get("dm_permission") is False
+
+
 def test_localization_copy() -> None:
     class Cog(commands.Cog):
         @commands.slash_command()