Contents

module Danthes
  module ViewHelpers
    # Publish the given data or block to the client by sending
    # a Net::HTTP POST request to the Faye server. If a block
    # or string is passed in, it is evaluated as JavaScript
    # on the client. Otherwise it will be converted to JSON
    # for use in a JavaScript callback.
    def publish_to(channel, data = nil, &block)
      Danthes.publish_to(channel, data || capture(&block))
    end

    # Subscribe the client to the given channel. This generates
    # some JavaScript calling Danthes.sign with the subscription
    # options.
    def subscribe_to(channel)
      subscription = Danthes.subscription(:channel => channel)
      content_tag "script", :type => "text/javascript" do
        raw("if (typeof Danthes != 'undefined') { Danthes.sign(#{subscription.to_json}) }")
      end
    end
  end
end

Version data entries

5 entries across 5 versions & 1 rubygems

Version	Path
danthes-1.0.5	lib/danthes/view_helpers.rb
danthes-1.0.4	lib/danthes/view_helpers.rb
danthes-1.0.3	lib/danthes/view_helpers.rb
danthes-1.0.2	lib/danthes/view_helpers.rb
danthes-1.0.1	lib/danthes/view_helpers.rb