Class: ComponentBinding

Inherits:
TemplateBinding show all
Defined in:
lib/volt/page/bindings/component_binding.rb

Overview

Component bindings are the same as template bindings, but handle components and do not pass their context through

Instance Attribute Summary

Attributes inherited from BaseBinding

#binding_name, #context, #target

Instance Method Summary collapse

Methods inherited from TemplateBinding

#call_ready, #check_for_template?, #initialize, #path_for_template, #remove, #setup_path, #update

Methods inherited from BaseBinding

#initialize, #queue_update, #remove, #remove_anchors, #section, #value_from_getter

Constructor Details

This class inherits a constructor from TemplateBinding

Instance Method Details

#render_template(full_path, controller_name) ⇒ Object

The context for a component binding can be either the controller, or the component arguments (@model), with the $page as the context. This gives components access to the page collections.



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# File 'lib/volt/page/bindings/component_binding.rb', line 9

def render_template(full_path, controller_name)
  # TODO: at the moment a :body section and a :title will both initialize different
  # controllers.  Maybe we should have a way to tie them together?
  controller_class = get_controller(controller_name)
  model_with_parent = {parent: @context}.merge(@model || {})

  if controller_class
    # The user provided a controller, pass in the model as an argument (in a
    # sub-context)
    args = []
    args << SubContext.new(model_with_parent) if @model

    current_context = controller_class.new(*args)
    @controller = current_context
  else
    # There is not a controller
    current_context = SubContext.new(model_with_parent, $page)
    @controller = nil
  end

  @current_template = TemplateRenderer.new(@page, @target, current_context, @binding_name, full_path)

  call_ready
end