forked from potsda.mn/mobilizon
42 lines
1.4 KiB
Elixir
42 lines
1.4 KiB
Elixir
defmodule Mobilizon.Web.Views.Utils do
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@moduledoc """
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Utils for views
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"""
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alias Mobilizon.Service.Metadata.Utils, as: MetadataUtils
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@spec inject_tags(Enum.t(), String.t()) :: {:safe, String.t()}
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def inject_tags(tags, locale \\ "en") do
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with {:ok, index_content} <- File.read(index_file_path()) do
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do_replacements(index_content, MetadataUtils.stringify_tags(tags), locale)
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end
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end
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@spec index_file_path :: String.t()
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defp index_file_path do
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Path.join(Application.app_dir(:mobilizon, "priv/static"), "index.html")
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end
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@spec replace_meta(String.t(), String.t()) :: String.t()
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# TODO: Find why it's different in dev/prod and during tests
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defp replace_meta(index_content, tags) do
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index_content
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|> String.replace("<meta name=\"server-injected-data\" />", tags)
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|> String.replace("<meta name=server-injected-data>", tags)
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end
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@spec do_replacements(String.t(), String.t(), String.t()) :: {:safe, String.t()}
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defp do_replacements(index_content, tags, locale) do
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index_content
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|> replace_meta(tags)
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|> String.replace("<html lang=\"en\">", "<html lang=\"#{locale}\">")
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|> String.replace("<html lang=en>", "<html lang=\"#{locale}\">")
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|> (&{:safe, &1}).()
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end
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@spec get_locale(Conn.t()) :: String.t()
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def get_locale(%{private: %{cldr_locale: nil}}), do: "en"
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def get_locale(%{private: %{cldr_locale: %{requested_locale_name: locale}}}), do: locale
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def get_locale(_), do: "en"
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end
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