Module: Rtml

Defined in:
lib/rtml.rb,
lib/rtml/version.rb,
lib/rtml/configuration.rb,
lib/rtml/test/builtin_variables.rb

Defined Under Namespace

Modules: Assigns, DSL, InheritedInstanceVariables, Links, Test, TmlizedConditions, VERSION, Widgets Classes: Configuration, Widget

Class Method Summary collapse

Class Method Details

.action(name, controller, &block) ⇒ Object

Defines a single RTML action.

Examples:

Rtml.action :index, :controller => :rtml do
  def index
    # . . .
  end
end



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# File 'lib/rtml.rb', line 31

def action(name, controller, &block)
  case controller
    when Array then controllers = controller
    when String, Symbol, ActionController::Base then controllers = [ controller ]
    when Hash then controllers = [ controller.delete(:controller) ] || controller.delete(:controllers)
    else raise ArgumentError, "Expected an Array, String, Symbol or Hash listing affected controllers"
  end

  actions_for controllers do
    define_method name do
      self.instance_eval &block
    end
  end
end

.actions_for(*controllers, &block) ⇒ Object

Defines a block containing a set of RTML actions for the specified controllers.

Examples:

Rtml::actions_for :controller_name do
  def index
    # . . .
  end
end

Raises:

  • (ArgumentError) 


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# File 'lib/rtml.rb', line 56

def actions_for(*controllers, &block)
  raise ArgumentError, "actions_for: block containing RTML actions is expected", caller unless block_given?
  (controllers.flatten.collect do |controller|
    case controller
      when String, Symbol then "#{controller.to_s.camelize}Controller".constantize
      else controller
    end
  end).each do |controller|
    helpers = controller.rtml_helpers
    old_methods = helpers.instance_methods
    helpers.class_eval &block
    new_methods = helpers.instance_methods - old_methods
    controller.rtml_actions.concat new_methods

    new_methods.each do |method_name|
      unless helpers.hidden_action?(method_name) || controller.instance_methods.include?(method_name)
        controller.add_rtml_proxy_action(method_name)
      end
    end
  end
end

.configuration ⇒ Object 



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# File 'lib/rtml.rb', line 13

def configuration
  @configuration ||= Rtml::Configuration.new
end

.configure {|configuration| ... } ⇒ Object

Yields:



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# File 'lib/rtml.rb', line 17

def configure
  yield configuration
  configuration.validate!
end

.root ⇒ Object 



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# File 'lib/rtml.rb', line 9

def root
  RTML_ROOT
end