forked from potsda.mn/mobilizon
98 lines
3.1 KiB
Elixir
98 lines
3.1 KiB
Elixir
defmodule Mobilizon.Web.PageView do
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@moduledoc """
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View for our webapp
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"""
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use Mobilizon.Web, :view
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alias Mobilizon.Actors.Actor
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alias Mobilizon.Conversations.Comment
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alias Mobilizon.Events.Event
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alias Mobilizon.Resources.Resource
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alias Mobilizon.Tombstone
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alias Mobilizon.Service.Metadata
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alias Mobilizon.Service.Metadata.Instance
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alias Mobilizon.Service.Metadata.Utils, as: MetadataUtils
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alias Mobilizon.Federation.ActivityPub.Utils
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alias Mobilizon.Federation.ActivityStream.Convertible
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def render("actor.activity-json", %{conn: %{assigns: %{object: %Actor{} = actor}}}) do
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actor
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|> Convertible.model_to_as()
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|> Map.merge(Utils.make_json_ld_header())
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end
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def render("event.activity-json", %{conn: %{assigns: %{object: %Event{} = event}}}) do
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event
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|> Convertible.model_to_as()
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|> Map.merge(Utils.make_json_ld_header())
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end
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def render("event.activity-json", %{conn: %{assigns: %{object: %Tombstone{} = event}}}) do
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event
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|> Convertible.model_to_as()
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|> Map.merge(Utils.make_json_ld_header())
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end
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def render("comment.activity-json", %{conn: %{assigns: %{object: %Comment{} = comment}}}) do
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comment
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|> Convertible.model_to_as()
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|> Map.merge(Utils.make_json_ld_header())
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end
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def render("resource.activity-json", %{conn: %{assigns: %{object: %Resource{} = resource}}}) do
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resource
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|> Convertible.model_to_as()
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|> Map.merge(Utils.make_json_ld_header())
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end
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def render(page, %{object: object, conn: conn} = _assigns)
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when page in ["actor.html", "event.html", "comment.html"] do
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tags = object |> Metadata.build_tags()
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inject_tags(conn, tags)
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end
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def render("index.html", %{conn: conn}) do
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tags = Instance.build_tags()
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inject_tags(conn, tags)
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end
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@spec inject_tags(Conn.t(), List.t()) :: {:safe, String.t()}
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def inject_tags(conn, tags) do
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with {:ok, index_content} <- File.read(index_file_path()) do
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locale = get_locale(conn)
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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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defp get_locale(%{private: %{cldr_locale: nil}}), do: "en"
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defp get_locale(%{private: %{cldr_locale: %{requested_locale_name: locale}}}), do: locale
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defp get_locale(_), do: "en"
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end
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