Class: Lilu::Update

Inherits:
Action show all
Defined in:
lib/lilu.rb

Instance Attribute Summary

Attributes inherited from Action

#element, #renderer

Instance Method Summary collapse

Methods inherited from Action

#initialize

Constructor Details

This class inherits a constructor from Lilu::Action

Instance Method Details

#with(arg = nil, &block) ⇒ Object 



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# File 'lib/lilu.rb', line 76

def with(arg=nil,&block)
  return element.collect {|e| self.element = e ; renderer.instance_eval { action.with(arg,&block) } } if element.is_a?(Hpricot::Elements)
  case arg
  when Hash
    arg.each_pair do |path,value|
      value = value.call if value.is_a?(Proc)
      case path
      when ElementAt
        elem = path.find_at(element)
        raise ElementNotFound.new(elem) unless elem

        saved_element = element
        self.element = elem
        res = with(value,&block)
        self.element = saved_element
        res
      when Replacing
        Replace.new(path.element,renderer).with value.to_s
      when ElementText
        element._inner_html = value.to_s
      else
        element[path] = value.to_s
      end
    end
  when Proc
    with arg.call
  when nil
    with renderer.instance_eval(&block) if block_given?
  else  
    element._inner_html = arg.to_s
  end
end