+ # TODO: use `build_csp_param/1` after removing support bare domains for media proxy whitelist
+ defp build_csp_param_from_whitelist("http" <> _ = url) do
+ build_csp_param(url)
+ end
+
+ defp build_csp_param_from_whitelist(url), do: url
+
+ defp build_csp_multimedia_source_list do
+ media_proxy_whitelist =
+ [:media_proxy, :whitelist]
+ |> Config.get()
+ |> build_csp_from_whitelist([])
+
+ captcha_method = Config.get([Pleroma.Captcha, :method])
+ captcha_endpoint = Config.get([captcha_method, :endpoint])
+
+ base_endpoints =
+ [
+ [:media_proxy, :base_url],
+ [Pleroma.Upload, :base_url],
+ [Pleroma.Uploaders.S3, :public_endpoint]
+ ]
+ |> Enum.map(&Config.get/1)
+
+ [captcha_endpoint | base_endpoints]
+ |> Enum.map(&build_csp_param/1)
+ |> Enum.reduce([], &add_source(&2, &1))
+ |> add_source(media_proxy_whitelist)
+ end
+
+ defp add_source(iodata, nil), do: iodata
+ defp add_source(iodata, []), do: iodata
+ defp add_source(iodata, source), do: [[?\s, source] | iodata]
+
+ defp add_csp_param(csp_iodata, nil), do: csp_iodata
+
+ defp add_csp_param(csp_iodata, param), do: [[param, ?;] | csp_iodata]
+
+ defp build_csp_param(nil), do: nil
+
+ defp build_csp_param(url) when is_binary(url) do
+ %{host: host, scheme: scheme} = URI.parse(url)
+
+ if scheme do
+ [scheme, "://", host]
+ end