view app/helpers/application_helper.rb @ 173:aa78d1eeb6e5

Update rails and other gems
author nanaya <me@nanaya.pro>
date Wed, 08 Aug 2018 20:38:29 +0900
parents df4be896ab8b
children 52252ae4b580
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module ApplicationHelper
  include Twitter::TwitterText::Autolink

  def atom_id(id)
    "tag:#{request.host},2005:#{id}"
  end

  def expand_url(text, *urls)
    urls.flatten!

    urls = urls.reduce({}) do |result, u|
      if u.try(:[], :url)
        result[u[:url]] = u[:expanded_url]
      end

      result
    end

    text.gsub /https?:\/\/t\.co\/[A-Za-z0-9]+/ do |url|
      urls[url] || url
    end
  end
end