52 lines
1.3 KiB
Elixir
52 lines
1.3 KiB
Elixir
# 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.MRF.RejectNonPublic do
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alias Pleroma.User
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@moduledoc "Rejects non-public (followers-only, direct) activities"
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@behaviour Pleroma.Web.ActivityPub.MRF
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@impl true
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def filter(%{"type" => "Create"} = object) do
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user = User.get_cached_by_ap_id(object["actor"])
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public = "https://www.w3.org/ns/activitystreams#Public"
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# Determine visibility
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visibility =
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cond do
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public in object["to"] -> "public"
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public in object["cc"] -> "unlisted"
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user.follower_address in object["to"] -> "followers"
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true -> "direct"
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end
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policy = Pleroma.Config.get(:mrf_rejectnonpublic)
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case visibility do
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"public" ->
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{:ok, object}
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"unlisted" ->
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{:ok, object}
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"followers" ->
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with true <- Keyword.get(policy, :allow_followersonly) do
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{:ok, object}
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else
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_e -> {:reject, nil}
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end
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"direct" ->
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with true <- Keyword.get(policy, :allow_direct) do
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{:ok, object}
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else
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_e -> {:reject, nil}
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end
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end
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end
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@impl true
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def filter(object), do: {:ok, object}
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end
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