28 lines
		
	
	
	
		
			792 B
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			28 lines
		
	
	
	
		
			792 B
		
	
	
	
		
			Elixir
		
	
	
	
	
	
# Pleroma: A lightweight social networking server
 | 
						|
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
 | 
						|
# SPDX-License-Identifier: AGPL-3.0-only
 | 
						|
 | 
						|
defmodule Pleroma.Web.ActivityPub.MRF do
 | 
						|
  @callback filter(Map.t()) :: {:ok | :reject, Map.t()}
 | 
						|
 | 
						|
  def filter(policies, %{} = object) do
 | 
						|
    policies
 | 
						|
    |> Enum.reduce({:ok, object}, fn
 | 
						|
      policy, {:ok, object} ->
 | 
						|
        policy.filter(object)
 | 
						|
 | 
						|
      _, error ->
 | 
						|
        error
 | 
						|
    end)
 | 
						|
  end
 | 
						|
 | 
						|
  def filter(%{} = object), do: get_policies() |> filter(object)
 | 
						|
 | 
						|
  def get_policies do
 | 
						|
    Pleroma.Config.get([:instance, :rewrite_policy], []) |> get_policies()
 | 
						|
  end
 | 
						|
 | 
						|
  defp get_policies(policy) when is_atom(policy), do: [policy]
 | 
						|
  defp get_policies(policies) when is_list(policies), do: policies
 | 
						|
  defp get_policies(_), do: []
 | 
						|
end
 |