app/helpers/open_graph_helper.rb

   1 module OpenGraphHelper
   2   def opengraph_tags(title = nil)
   3     tags = {
   4       "og:site_name" => t("layouts.project_name.title"),
   5       "og:title" => [title, t("layouts.project_name.title")].compact.join(" | "),
   6       "og:type" => "website",
   7       "og:image" => image_url("osm_logo_256.png", :protocol => "http"),
   8       "og:image:secure_url" => image_url("osm_logo_256.png", :protocol => "https"),
   9       "og:url" => url_for(:only_path => false),
  10       "og:description" => t("layouts.intro_text")
  11     }
  12
  13     safe_join(tags.map do |property, content|
  14       tag.meta(:property => property, :content => content)
  15     end, "\n")
  16   end
  17 end