Contents

module Rack
  module PactBroker

    # If the HTML and the CSV group resources are both requested by the browser,
    # Chrome gets confused by the content types, and when you click back, it tries to load the CSV
    # instead of the HTML page. So we have to give the CSV resource a different URL (.csv)

    class ConvertFileExtensionToAcceptHeader

      EXTENSIONS = {".csv" => "text/csv", ".svg" => "image/svg+xml"}
      EXTENSION_REGEXP = /\.\w+$/

      def initialize app
        @app = app
      end

      def call env
        file_extension = extension(env)
        if convert_to_accept_header? file_extension
          @app.call(set_accept_header_and_path_info(env, file_extension))
        else
          @app.call(env)
        end
      end

      def convert_to_accept_header? file_extension
        EXTENSIONS[file_extension]
      end

      def extension env
        env["PATH_INFO"] =~ EXTENSION_REGEXP && $~[0]
      end

      def set_accept_header_and_path_info env, file_extension
        env.merge(
          "PATH_INFO" => env["PATH_INFO"].gsub(EXTENSION_REGEXP, ''),
          "HTTP_ACCEPT" => EXTENSIONS[file_extension]
        )
      end

    end

  end
end

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
pact_broker-2.6.0	lib/rack/pact_broker/convert_file_extension_to_accept_header.rb
pact_broker-2.5.1	lib/rack/pact_broker/convert_file_extension_to_accept_header.rb
pact_broker-2.5.0	lib/rack/pact_broker/convert_file_extension_to_accept_header.rb
pact_broker-2.4.2	lib/rack/pact_broker/convert_file_extension_to_accept_header.rb
pact_broker-2.4.1	lib/rack/pact_broker/convert_file_extension_to_accept_header.rb
pact_broker-2.4.0	lib/rack/pact_broker/convert_file_extension_to_accept_header.rb
pact_broker-2.3.0	lib/rack/pact_broker/convert_file_extension_to_accept_header.rb