Class: Roda::Component::DOM

Inherits:
Object
  • Object
show all
Defined in:
lib/roda/component/dom.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(html) ⇒ DOM

Returns a new instance of DOM.



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# File 'lib/roda/component/dom.rb', line 6

def initialize html
  @raw_html = html

  if server?
    @dom = Component::HTML(raw_html)
  else
    @dom = raw_html.is_a?(String) ? Element[raw_html] : raw_html
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object

This allows you to use all the nokogiri or opal jquery methods if a global one isn’t set



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# File 'lib/roda/component/dom.rb', line 72

def method_missing method, *args, &block
  # respond_to?(symbol, include_all=false)
  if dom.respond_to? method, true
    dom.send method, *args, &block
  else
    super
  end
end

Instance Attribute Details

#dom ⇒ Object

Returns the value of attribute dom.



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# File 'lib/roda/component/dom.rb', line 4

def dom
  @dom
end

#raw_html ⇒ Object

Returns the value of attribute raw_html.



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# File 'lib/roda/component/dom.rb', line 4

def raw_html
  @raw_html
end

Instance Method Details

#find(string, &block) ⇒ Object 



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# File 'lib/roda/component/dom.rb', line 16

def find string, &block
  if server?
    @node = dom.css string
  else
    @node = dom.find string
  end

  if block
    if server?
      node.each do |n|
        block.call n
      end
    else
      block.call node
    end
  else
    if server?
      @node = node.first
    end
  end

  if server?
    self
  else
    node
  end
end

#html(content = false) ⇒ Object 



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# File 'lib/roda/component/dom.rb', line 54

def html content = false
  if !content
    if server?
      node.inner_html
    else
      node ? node.html : dom.html
    end
  else
    self.html = content
  end
end

#html=(content) ⇒ Object 



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# File 'lib/roda/component/dom.rb', line 44

def html= content
  if server?
    node.inner_html = content
  else
    node.html content
  end

  node
end

#node ⇒ Object 



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# File 'lib/roda/component/dom.rb', line 66

def node
  @node || dom
end