# Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.ObjectValidator do
the system.
"""
+ @behaviour Pleroma.Web.ActivityPub.ObjectValidator.Validating
+
+ alias Pleroma.Activity
alias Pleroma.EctoType.ActivityPub.ObjectValidators
alias Pleroma.Object
+ alias Pleroma.Object.Containment
alias Pleroma.User
+ alias Pleroma.Web.ActivityPub.ObjectValidators.AcceptRejectValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.AnnounceValidator
+ alias Pleroma.Web.ActivityPub.ObjectValidators.AnswerValidator
+ alias Pleroma.Web.ActivityPub.ObjectValidators.ArticleNoteValidator
+ alias Pleroma.Web.ActivityPub.ObjectValidators.AudioVideoValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.BlockValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.ChatMessageValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.CreateChatMessageValidator
+ alias Pleroma.Web.ActivityPub.ObjectValidators.CreateGenericValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.DeleteValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.EmojiReactValidator
+ alias Pleroma.Web.ActivityPub.ObjectValidators.EventValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.FollowValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator
+ alias Pleroma.Web.ActivityPub.ObjectValidators.QuestionValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.UndoValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.UpdateValidator
- @spec validate(map(), keyword()) :: {:ok, map(), keyword()} | {:error, any()}
+ @impl true
def validate(object, meta)
- def validate(%{"type" => "Follow"} = object, meta) do
- with {:ok, object} <-
- object
- |> FollowValidator.cast_and_validate()
- |> Ecto.Changeset.apply_action(:insert) do
- object = stringify_keys(object)
- {:ok, object, meta}
- end
- end
-
def validate(%{"type" => "Block"} = block_activity, meta) do
with {:ok, block_activity} <-
block_activity
end
end
- def validate(%{"type" => "Update"} = update_activity, meta) do
- with {:ok, update_activity} <-
- update_activity
- |> UpdateValidator.cast_and_validate()
- |> Ecto.Changeset.apply_action(:insert) do
- update_activity = stringify_keys(update_activity)
- {:ok, update_activity, meta}
- end
- end
-
def validate(%{"type" => "Undo"} = object, meta) do
with {:ok, object} <-
object
|> UndoValidator.cast_and_validate()
|> Ecto.Changeset.apply_action(:insert) do
object = stringify_keys(object)
+ undone_object = Activity.get_by_ap_id(object["object"])
+
+ meta =
+ meta
+ |> Keyword.put(:object_data, undone_object.data)
+
{:ok, object, meta}
end
end
end
end
- def validate(%{"type" => "Like"} = object, meta) do
- with {:ok, object} <-
- object
- |> LikeValidator.cast_and_validate()
- |> Ecto.Changeset.apply_action(:insert) do
- object = stringify_keys(object)
- {:ok, object, meta}
- end
- end
-
- def validate(%{"type" => "ChatMessage"} = object, meta) do
- with {:ok, object} <-
- object
- |> ChatMessageValidator.cast_and_validate()
- |> Ecto.Changeset.apply_action(:insert) do
- object = stringify_keys(object)
- {:ok, object, meta}
- end
- end
-
- def validate(%{"type" => "EmojiReact"} = object, meta) do
- with {:ok, object} <-
- object
- |> EmojiReactValidator.cast_and_validate()
+ def validate(
+ %{"type" => "Create", "object" => %{"type" => "ChatMessage"} = object} = create_activity,
+ meta
+ ) do
+ with {:ok, object_data} <- cast_and_apply(object),
+ meta = Keyword.put(meta, :object_data, object_data |> stringify_keys),
+ {:ok, create_activity} <-
+ create_activity
+ |> CreateChatMessageValidator.cast_and_validate(meta)
|> Ecto.Changeset.apply_action(:insert) do
- object = stringify_keys(object |> Map.from_struct())
- {:ok, object, meta}
+ create_activity = stringify_keys(create_activity)
+ {:ok, create_activity, meta}
end
end
- def validate(%{"type" => "Create", "object" => object} = create_activity, meta) do
+ def validate(
+ %{"type" => "Create", "object" => %{"type" => objtype} = object} = create_activity,
+ meta
+ )
+ when objtype in ~w[Question Answer Audio Video Event Article] do
with {:ok, object_data} <- cast_and_apply(object),
meta = Keyword.put(meta, :object_data, object_data |> stringify_keys),
{:ok, create_activity} <-
create_activity
- |> CreateChatMessageValidator.cast_and_validate(meta)
+ |> CreateGenericValidator.cast_and_validate(meta)
|> Ecto.Changeset.apply_action(:insert) do
create_activity = stringify_keys(create_activity)
{:ok, create_activity, meta}
end
end
- def validate(%{"type" => "Announce"} = object, meta) do
+ def validate(%{"type" => type} = object, meta)
+ when type in ~w[Accept Reject Follow Update Like EmojiReact Announce
+ Event ChatMessage Question Audio Video Article Answer] do
+ validator =
+ case type do
+ "Accept" -> AcceptRejectValidator
+ "Reject" -> AcceptRejectValidator
+ "Follow" -> FollowValidator
+ "Update" -> UpdateValidator
+ "Like" -> LikeValidator
+ "EmojiReact" -> EmojiReactValidator
+ "Announce" -> AnnounceValidator
+ "Event" -> EventValidator
+ "ChatMessage" -> ChatMessageValidator
+ "Question" -> QuestionValidator
+ "Audio" -> AudioVideoValidator
+ "Video" -> AudioVideoValidator
+ "Article" -> ArticleNoteValidator
+ "Answer" -> AnswerValidator
+ end
+
with {:ok, object} <-
object
- |> AnnounceValidator.cast_and_validate()
+ |> validator.cast_and_validate()
|> Ecto.Changeset.apply_action(:insert) do
- object = stringify_keys(object |> Map.from_struct())
+ object = stringify_keys(object)
{:ok, object, meta}
end
end
ChatMessageValidator.cast_and_apply(object)
end
+ def cast_and_apply(%{"type" => "Question"} = object) do
+ QuestionValidator.cast_and_apply(object)
+ end
+
+ def cast_and_apply(%{"type" => "Answer"} = object) do
+ AnswerValidator.cast_and_apply(object)
+ end
+
+ def cast_and_apply(%{"type" => type} = object) when type in ~w[Audio Video] do
+ AudioVideoValidator.cast_and_apply(object)
+ end
+
+ def cast_and_apply(%{"type" => "Event"} = object) do
+ EventValidator.cast_and_apply(object)
+ end
+
+ def cast_and_apply(%{"type" => "Article"} = object) do
+ ArticleNoteValidator.cast_and_apply(object)
+ end
+
def cast_and_apply(o), do: {:error, {:validator_not_set, o}}
+ # is_struct/1 appears in Elixir 1.11
def stringify_keys(%{__struct__: _} = object) do
object
|> Map.from_struct()
def stringify_keys(object), do: object
def fetch_actor(object) do
- with {:ok, actor} <- ObjectValidators.ObjectID.cast(object["actor"]) do
+ with actor <- Containment.get_actor(object),
+ {:ok, actor} <- ObjectValidators.ObjectID.cast(actor) do
User.get_or_fetch_by_ap_id(actor)
end
end
def fetch_actor_and_object(object) do
fetch_actor(object)
- Object.normalize(object["object"], true)
+ Object.normalize(object["object"], fetch: true)
:ok
end
end
projects / akkoma / blobdiff