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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.RichMedia.Parsers.TwitterCard do
   6   alias Pleroma.Web.RichMedia.Parsers.MetaTagsParser
   7
   8   @spec parse(String.t(), map()) :: {:ok, map()} | {:error, String.t()}
   9   def parse(html, data) do
  10     data
  11     |> parse_name_attrs(html)
  12     |> parse_property_attrs(html)
  13   end
  14
  15   defp parse_name_attrs(data, html) do
  16     MetaTagsParser.parse(html, data, "twitter", %{}, "name")
  17   end
  18
  19   defp parse_property_attrs({_, data}, html) do
  20     MetaTagsParser.parse(html, data, "twitter", "No twitter card metadata found", "property")
  21   end
  22 end