39 lines
1.1 KiB
Elixir
39 lines
1.1 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 do
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@callback filter(Map.t()) :: {:ok | :reject, Map.t()}
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def filter(policies, %{} = object) do
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policies
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|> Enum.reduce({:ok, object}, fn
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policy, {:ok, object} ->
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policy.filter(object)
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_, error ->
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error
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end)
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end
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def filter(%{} = object), do: get_policies() |> filter(object)
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def get_policies do
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Pleroma.Config.get([:instance, :rewrite_policy], []) |> get_policies()
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end
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defp get_policies(policy) when is_atom(policy), do: [policy]
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defp get_policies(policies) when is_list(policies), do: policies
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defp get_policies(_), do: []
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@spec subdomains_regex([String.t()]) :: [Regex.t()]
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def subdomains_regex(domains) when is_list(domains) do
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for domain <- domains, do: ~r(^#{String.replace(domain, "*.", "(.*\\.)*")}$)i
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end
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@spec subdomain_match?([Regex.t()], String.t()) :: boolean()
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def subdomain_match?(domains, host) do
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Enum.any?(domains, fn domain -> Regex.match?(domain, host) end)
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end
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end
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