Mix.env/0 is not availible in release environments such as distillery or elixir's built-in releases.
		
			
				
	
	
		
			52 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			52 lines
		
	
	
	
		
			1.3 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.RelMe do
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  @hackney_options [
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    pool: :media,
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    recv_timeout: 2_000,
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    max_body: 2_000_000,
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    with_body: true
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  ]
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  if Pleroma.Config.get(:env) == :test do
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    def parse(url) when is_binary(url), do: parse_url(url)
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  else
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    def parse(url) when is_binary(url) do
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      Cachex.fetch!(:rel_me_cache, url, fn _ ->
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        {:commit, parse_url(url)}
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      end)
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    rescue
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      e -> {:error, "Cachex error: #{inspect(e)}"}
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    end
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  end
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  def parse(_), do: {:error, "No URL provided"}
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  defp parse_url(url) do
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    {:ok, %Tesla.Env{body: html}} = Pleroma.HTTP.get(url, [], adapter: @hackney_options)
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    data =
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      Floki.attribute(html, "link[rel~=me]", "href") ++
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        Floki.attribute(html, "a[rel~=me]", "href")
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    {:ok, data}
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  rescue
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    e -> {:error, "Parsing error: #{inspect(e)}"}
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  end
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  def maybe_put_rel_me("http" <> _ = target_page, profile_urls) when is_list(profile_urls) do
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    {:ok, rel_me_hrefs} = parse(target_page)
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    true = Enum.any?(rel_me_hrefs, fn x -> x in profile_urls end)
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    "me"
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  rescue
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    _ -> nil
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  end
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  def maybe_put_rel_me(_, _) do
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    nil
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  end
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end
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