Class: RightRails::ControllerExtensions::RenderWrapper

Inherits:
Object
  • Object
show all
Defined in:
lib/right_rails/controller_extensions.rb

Overview

This class wraps the standard JavaScript responses in the controller

It delegates all the script generating calls to the JavaScriptGenerator instance, then grabs thre reults and creates a suitable hash of options for the ActionController::Base#render method

Instance Method Summary collapse

Constructor Details

#initialize(template, options) ⇒ RenderWrapper

Returns a new instance of RenderWrapper.



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# File 'lib/right_rails/controller_extensions.rb', line 59

def initialize(template, options)
  @template  = template
  @generator = RightRails::JavaScriptGenerator.new(template)
  @options   = options
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object 



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# File 'lib/right_rails/controller_extensions.rb', line 70

def method_missing(name, *args)
  @generator.send(name, *args)
  render
end

Instance Method Details

#render ⇒ Object

Compiles the options for the controller#render method



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# File 'lib/right_rails/controller_extensions.rb', line 78

def render
  result = {:text => @generator.to_s, :content_type => Mime::JS}

  # iframed uploads context overloading
  if @template.request.content_type == 'multipart/form-data'
    result[:content_type] = Mime::HTML
    result[:layout]       = nil
    result[:text]         = %Q{
<!-- iframed uploads JS responses layout -->
<html>
  <head>
<script type="text/javascript">
  with (window.parent) {
    #{result[:text]}
  }
</script>
  </head>
</html>
    }.strip
  end

  result.merge! @options
end

#render_block {|@generator| ... } ⇒ Object

Yields:

  • (@generator) 


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# File 'lib/right_rails/controller_extensions.rb', line 65

def render_block(&block)
  yield(@generator)
  render
end