49 lines
1.8 KiB
Elixir
49 lines
1.8 KiB
Elixir
defmodule Pleroma.Web.MediaProxy.MediaProxyController do
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use Pleroma.Web, :controller
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require Logger
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def remote(conn, %{"sig" => sig, "url" => url}) do
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{:ok, url} = Pleroma.MediaProxy.decode_url(sig, url)
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url = url |> URI.encode()
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case proxy_request(url) do
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{:ok, content_type, body} ->
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conn
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|> put_resp_content_type(content_type)
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|> set_cache_header(:default)
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|> send_resp(200, body)
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other ->
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conn
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|> set_cache_header(:error)
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|> redirect(external: url)
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end
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end
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defp proxy_request(link) do
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instance = )
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headers = [{"user-agent", "Pleroma/MediaProxy; #{Pleroma.Web.base_url()} <#{Application.get_env(:pleroma, :instance)[:email]}>"}]
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options = [:insecure, {:follow_redirect, true}]
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case :hackney.request(:get, link, headers, "", options) do
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{:ok, 200, headers, client} ->
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headers = Enum.into(headers, Map.new)
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{:ok, body} = :hackney.body(client)
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{:ok, headers["Content-Type"], body}
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{:ok, status, _, _} ->
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Logger.warn "MediaProxy: request failed, status #{status}, link: #{link}"
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{:error, :bad_status}
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{:error, error} ->
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Logger.warn "MediaProxy: request failed, error #{inspect error}, link: #{link}"
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{:error, error}
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end
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end
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@cache_control %{
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default: "public, max-age=1209600",
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error: "public, must-revalidate, max-age=160",
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}
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defp set_cache_header(conn, true), do: set_cache_header(conn, :default)
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defp set_cache_header(conn, false), do: set_cache_header(conn, :error)
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defp set_cache_header(conn, key) when is_atom(key), do: set_cache_header(conn, @cache_control[key])
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defp set_cache_header(conn, value) when is_binary(value), do: Plug.Conn.put_resp_header(conn, "cache-control", value)
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end
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