lib/osm_community_index.rb

   1 module OsmCommunityIndex
   2   def self.add_to_i18n
   3     # Filter the communities here to avoid loading excessive numbers of translations
   4     communities = Community.where(:type => "osm-lc").where.not(:id => "OSMF")
   5     community_en_yaml = if File.exist?("node_modules/osm-community-index/i18n/en.yaml")
   6                           YAML.safe_load_file("node_modules/osm-community-index/i18n/en.yaml")["en"]
   7                         else
   8                           {}
   9                         end
  10
  11     files = Rails.root.glob("node_modules/osm-community-index/i18n/*.yaml")
  12     files.each do |file|
  13       locale = File.basename(file, ".yaml")
  14       community_locale_yaml = YAML.safe_load_file(file)[locale]
  15       # rails wants language-COUNTRY but osm-community-index uses underscores
  16       locale_rails = locale.tr("_", "-")
  17
  18       data = communities.each_with_object({}) do |community, obj|
  19         id = community.id
  20
  21         strings = community_locale_yaml[id] || {}
  22         strings["name"] = resolve_name(community, community_locale_yaml, community_en_yaml)
  23
  24         obj.deep_merge!("osm_community_index" => { "communities" => { id => strings } })
  25       end
  26
  27       I18n.backend.store_translations locale_rails, data
  28     end
  29   end
  30
  31   def self.resolve_name(community, community_locale_yaml, community_en_yaml)
  32     # If theres an explicitly translated name then use that
  33     translated_name = community_locale_yaml.dig(community.id, "name")
  34     return translated_name if translated_name
  35
  36     # If not, then look up the default translated name for this type of community, and interpolate the template
  37     template = community_locale_yaml.dig("_defaults", community.type, "name") ||
  38                community_en_yaml.dig("_defaults", community.type, "name")
  39     community_name = community_locale_yaml.dig("_communities", community.strings["communityID"])
  40     # Change the `{community}` placeholder to `%{community}` and use Ruby's Kernel.format to fill it in.
  41     begin
  42       translated_name = format(template.gsub("{", "%{"), { :community => community_name }) if template && community_name
  43     rescue KeyError => e
  44       Rails.logger.warn e.full_message
  45     end
  46     return translated_name if translated_name
  47
  48     # Otherwise fall back to the (English-language) resource name
  49     return community.strings["name"] if community.strings["name"]
  50
  51     # Finally use the (English-language) community name
  52     community.strings["community"]
  53   end
  54 end