Class: Webtractor::Filters::RemoveEmpty

Inherits:
Object
  • Object
show all
Defined in:
lib/webtractor/filters/remove_empty.rb

Instance Method Summary collapse

Instance Method Details

#explore(path, node) ⇒ Object 



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# File 'lib/webtractor/filters/remove_empty.rb', line 8

def explore path, node
  path += "/#{node.name}"

  node.children.each do |child|
    explore(path, child)
  end

  node.remove if node.text.nil? || node.text.strip == ''
end

#process(page) ⇒ Object 



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# File 'lib/webtractor/filters/remove_empty.rb', line 3

def process page
  explore(page.name, page.at('body'))
  page
end