115d08a754
This is to run things like streaming notifications out, which will sometimes need data that is created by the transaction, but is streamed out asynchronously.
64 lines
2 KiB
Elixir
64 lines
2 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.ActivityPub.Pipeline do
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alias Pleroma.Activity
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alias Pleroma.Config
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alias Pleroma.Object
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alias Pleroma.Repo
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alias Pleroma.Web.ActivityPub.ActivityPub
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alias Pleroma.Web.ActivityPub.MRF
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alias Pleroma.Web.ActivityPub.ObjectValidator
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alias Pleroma.Web.ActivityPub.SideEffects
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alias Pleroma.Web.Federator
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@spec common_pipeline(map(), keyword()) ::
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{:ok, Activity.t() | Object.t(), keyword()} | {:error, any()}
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def common_pipeline(object, meta) do
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case Repo.transaction(fn -> do_common_pipeline(object, meta) end) do
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{:ok, {:ok, activity, meta}} ->
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SideEffects.handle_after_transaction(meta)
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{:ok, activity, meta}
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{:ok, value} ->
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value
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{:error, e} ->
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{:error, e}
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end
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end
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def do_common_pipeline(object, meta) do
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with {_, {:ok, validated_object, meta}} <-
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{:validate_object, ObjectValidator.validate(object, meta)},
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{_, {:ok, mrfd_object}} <- {:mrf_object, MRF.filter(validated_object)},
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{_, {:ok, activity, meta}} <-
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{:persist_object, ActivityPub.persist(mrfd_object, meta)},
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{_, {:ok, activity, meta}} <-
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{:execute_side_effects, SideEffects.handle(activity, meta)},
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{_, {:ok, _}} <- {:federation, maybe_federate(activity, meta)} do
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{:ok, activity, meta}
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else
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{:mrf_object, {:reject, _}} -> {:ok, nil, meta}
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e -> {:error, e}
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end
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end
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defp maybe_federate(%Object{}, _), do: {:ok, :not_federated}
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defp maybe_federate(%Activity{} = activity, meta) do
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with {:ok, local} <- Keyword.fetch(meta, :local) do
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do_not_federate = meta[:do_not_federate] || !Config.get([:instance, :federating])
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if !do_not_federate && local do
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Federator.publish(activity)
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{:ok, :federated}
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else
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{:ok, :not_federated}
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end
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else
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_e -> {:error, :badarg}
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end
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end
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end
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