Module: RubyApp::Mixins::RenderMixin

Included in:
Element, Element
Defined in:
lib/ruby_app/mixins/render_mixin.rb

Instance Method Summary collapse

Instance Method Details

#clear_content_for ⇒ Object 



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# File 'lib/ruby_app/mixins/render_mixin.rb', line 32

def clear_content_for
  ( @_content ||= {} )[Thread.current] ||= {}
  @_content.delete(Thread.current)
end

#content_for(name, value = nil, &block) ⇒ Object 



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# File 'lib/ruby_app/mixins/render_mixin.rb', line 21

def content_for(name, value = nil, &block)
  ( @_content ||= {} )[Thread.current] ||= {}
  if block_given?
    @_content[Thread.current][name] = block
  elsif value
    @_content[Thread.current][name] = String.interpolate { value }
  else
    @_content[Thread.current][name]
  end
end

#render(format) ⇒ Object 



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# File 'lib/ruby_app/mixins/render_mixin.rb', line 37

def render(format)

  self.init_haml_helpers

  begin

    yield(self) if block_given?

    templates = self.is_a?(Class) ? self.get_templates(format) : self.class.get_templates(format)
    templates.each_with_index do |template, index|
      #RubyApp::Log.debug("#{self.is_a?(Class) ? self : self.class}##{__method__} template=#{File.expand_path(template)}")
      content = Haml::Engine.new(File.read(template), :filename => template).render(self) do |*arguments|
        if arguments.empty?
          index == 0 ? nil : self.content_for(templates[index - 1])
        else
          _content = self.content_for(arguments[0])
          if self.block_is_haml?(_content)
            self.capture_haml(arguments, &_content)
          else
            _content
          end
        end
      end
      self.content_for(template, content)
    end

    self.content_for(templates.last)

  ensure
    self.clear_content_for
  end

end

#rendered?(template) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby_app/mixins/render_mixin.rb', line 14

def rendered?(template)
  unless ( Thread.current[:_rendered] ||= {} ).key?(template)
    yield
    Thread.current[:_rendered][template] = ( Thread.current[:_rendered][template] || 0 ) + 1
  end
end