Contents

# frozen_string_literal: true

module Pakyow
  module Assets
    module Actions
      # Pipeline Action that processes assets at request time.
      #
      # This is intended for development use, please don't use it in production.
      # Instead, precompile assets into the public directory.
      #
      class Process
        def call(connection)
          if connection.app.config.assets.process
            # TODO: can we short circuit if the request path doesn't match the connection?
            if asset = find_asset(connection) || find_pack(connection) || find_asset_map(connection) || find_pack_map(connection)
              connection.set_header("content-type", asset.mime_type)
              connection.body = asset
              connection.halt
            end
          end
        end

        private

        def find_asset(connection, path = connection.path)
          connection.app.state(:asset).find { |asset|
            asset.public_path == path
          }
        end

        def find_pack(connection, path = connection.path)
          connection.app.state(:pack).lazy.map { |pack|
            pack.packed(path)
          }.find { |packed| !packed.nil? && packed.any? }
        end

        def find_asset_map(connection)
          if wants_map?(connection)
            if (asset = find_asset(connection, unmapped(connection))) && asset.source_map?
              asset.source_map
            end
          end
        end

        def find_pack_map(connection)
          if (pack = find_pack(connection, unmapped(connection))) && pack.source_map?
            pack.source_map
          else
            nil
          end
        end

        def wants_map?(connection)
          connection.path.end_with?(".map")
        end

        def unmapped(connection)
          File.join(File.dirname(connection.path), File.basename(connection.path, ".map"))
        end
      end
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
pakyow-assets-1.0.0.rc2	lib/pakyow/assets/actions/process.rb
pakyow-assets-1.0.0.rc1	lib/pakyow/assets/actions/process.rb