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MRF: Add filtering against AP id

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Haelwenn (lanodan) Monnier 2023-03-24 09:08:39 +01:00
parent 196f108823
commit 03e14e759d
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3 changed files with 11 additions and 1 deletions
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1
changelog.d/mrf-id_filter.add Normal file
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@ -0,0 +1 @@
Add `id_filter` to MRF to filter URLs and their domain prior to fetching

8
lib/pleroma/web/activity_pub/mrf.ex
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@ -108,6 +108,14 @@ defmodule Pleroma.Web.ActivityPub.MRF do
def filter(%{} = object), do: get_policies() |> filter(object)
def id_filter(policies, id) when is_binary(id) do
policies
|> Enum.filter(&function_exported?(&1, :id_filter, 1))
|> Enum.all?(& &1.id_filter(id))
end
def id_filter(id) when is_binary(id), do: get_policies() |> id_filter(id)
@impl true
def pipeline_filter(%{} = message, meta) do
object = meta[:object_data]

3
lib/pleroma/web/activity_pub/mrf/policy.ex
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@ -4,6 +4,7 @@
defmodule Pleroma.Web.ActivityPub.MRF.Policy do
@callback filter(Pleroma.Activity.t()) :: {:ok | :reject, Pleroma.Activity.t()}
@callback id_filter(String.t()) :: boolean()
@callback describe() :: {:ok | :error, map()}
@callback config_description() :: %{
optional(:children) => [map()],
@ -13,5 +14,5 @@ defmodule Pleroma.Web.ActivityPub.MRF.Policy do
description: String.t()
}
@callback history_awareness() :: :auto | :manual
@optional_callbacks config_description: 0, history_awareness: 0
@optional_callbacks config_description: 0, history_awareness: 0, id_filter: 1
end