105 lines
2.4 KiB
Elixir
105 lines
2.4 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Language.Translation do
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@cachex Pleroma.Config.get([:cachex, :provider], Cachex)
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def configured? do
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provider = get_provider()
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!!provider and provider.configured?
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end
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def translate(text, source_language, target_language) do
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cache_key = get_cache_key(text, source_language, target_language)
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case @cachex.get(:translations_cache, cache_key) do
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{:ok, nil} ->
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provider = get_provider()
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result =
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if !configured?() do
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{:error, :not_found}
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else
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provider.translate(text, source_language, target_language)
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end
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store_result(result, cache_key)
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result
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{:ok, result} ->
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{:ok, result}
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{:error, error} ->
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{:error, error}
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end
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end
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def supported_languages(type) when type in [:source, :target] do
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provider = get_provider()
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cache_key = "#{type}_languages/#{provider.name()}"
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case @cachex.get(:translations_cache, cache_key) do
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{:ok, nil} ->
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result =
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if !configured?() do
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{:error, :not_found}
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else
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provider.supported_languages(type)
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end
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store_result(result, cache_key)
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result
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{:ok, result} ->
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{:ok, result}
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{:error, error} ->
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{:error, error}
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end
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end
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def languages_matrix do
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provider = get_provider()
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cache_key = "languages_matrix/#{provider.name()}"
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case @cachex.get(:translations_cache, cache_key) do
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{:ok, nil} ->
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result =
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if !configured?() do
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{:error, :not_found}
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else
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provider.languages_matrix()
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end
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store_result(result, cache_key)
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result
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{:ok, result} ->
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{:ok, result}
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{:error, error} ->
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{:error, error}
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end
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end
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defp get_provider, do: Pleroma.Config.get([__MODULE__, :provider])
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defp get_cache_key(text, source_language, target_language) do
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"#{source_language}/#{target_language}/#{content_hash(text)}"
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end
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defp store_result({:ok, result}, cache_key) do
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@cachex.put(:translations_cache, cache_key, result)
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end
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defp store_result(_, _), do: nil
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defp content_hash(text), do: :crypto.hash(:sha256, text) |> Base.encode64()
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end
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