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# Pleroma: A lightweight social networking server
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# Copyright © 2017-2019 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.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()) :: {:ok, Activity.t(), keyword()} | {:error, any()}
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def 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{} = activity, meta}} <-
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{:persist_object, ActivityPub.persist(mrfd_object, meta)},
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{_, {:ok, %Activity{} = 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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e -> {:error, e}
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end
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end
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defp maybe_federate(activity, meta) do
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with {:ok, local} <- Keyword.fetch(meta, :local) do
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if 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, "local not set in meta"}
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end
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end
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end
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# Pleroma: A lightweight social networking server
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# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.ActivityPub.PipelineTest do
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use Pleroma.DataCase
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import Mock
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import Pleroma.Factory
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describe "common_pipeline/2" do
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test "it goes through validation, filtering, persisting, side effects and federation for local activities" do
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activity = insert(:note_activity)
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meta = [local: true]
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with_mocks([
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{Pleroma.Web.ActivityPub.ObjectValidator, [], [validate: fn o, m -> {:ok, o, m} end]},
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{
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Pleroma.Web.ActivityPub.MRF,
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[],
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[filter: fn o -> {:ok, o} end]
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},
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{
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Pleroma.Web.ActivityPub.ActivityPub,
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[],
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[persist: fn o, m -> {:ok, o, m} end]
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},
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{
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Pleroma.Web.ActivityPub.SideEffects,
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[],
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[handle: fn o, m -> {:ok, o, m} end]
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},
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{
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Pleroma.Web.Federator,
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[],
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[publish: fn _o -> :ok end]
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}
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]) do
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assert {:ok, ^activity, ^meta} =
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Pleroma.Web.ActivityPub.Pipeline.common_pipeline(activity, meta)
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assert_called(Pleroma.Web.ActivityPub.ObjectValidator.validate(activity, meta))
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assert_called(Pleroma.Web.ActivityPub.MRF.filter(activity))
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assert_called(Pleroma.Web.ActivityPub.ActivityPub.persist(activity, meta))
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assert_called(Pleroma.Web.ActivityPub.SideEffects.handle(activity, meta))
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assert_called(Pleroma.Web.Federator.publish(activity))
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end
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end
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test "it goes through validation, filtering, persisting, side effects without federation for remote activities" do
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activity = insert(:note_activity)
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meta = [local: false]
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with_mocks([
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{Pleroma.Web.ActivityPub.ObjectValidator, [], [validate: fn o, m -> {:ok, o, m} end]},
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{
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Pleroma.Web.ActivityPub.MRF,
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[],
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[filter: fn o -> {:ok, o} end]
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},
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{
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Pleroma.Web.ActivityPub.ActivityPub,
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[],
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[persist: fn o, m -> {:ok, o, m} end]
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},
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{
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Pleroma.Web.ActivityPub.SideEffects,
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[],
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[handle: fn o, m -> {:ok, o, m} end]
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},
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{
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Pleroma.Web.Federator,
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[],
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[]
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}
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]) do
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assert {:ok, ^activity, ^meta} =
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Pleroma.Web.ActivityPub.Pipeline.common_pipeline(activity, meta)
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assert_called(Pleroma.Web.ActivityPub.ObjectValidator.validate(activity, meta))
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assert_called(Pleroma.Web.ActivityPub.MRF.filter(activity))
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assert_called(Pleroma.Web.ActivityPub.ActivityPub.persist(activity, meta))
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assert_called(Pleroma.Web.ActivityPub.SideEffects.handle(activity, meta))
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end
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end
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end
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end
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