Class: Urss::Rss

Inherits:
Object
  • Object
show all
Defined in:
lib/urss/rss.rb

Class Method Summary collapse

Class Method Details

.build(nokogiri_instance) ⇒ Object

~~~~ Class methods ~~~~

Raises:



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# File 'lib/urss/rss.rb', line 6

def self.build(nokogiri_instance)
  raise Urss::NotANokogiriInstance unless nokogiri_instance.is_a?(Nokogiri::XML::Document)

  namespace = nokogiri_instance.namespaces["xmlns"] ? "xmlns:" : nil

  # Factory
  ["channel", "feed"].each do |root|
    unless (root_instance = nokogiri_instance.xpath("//#{namespace}#{root}")).empty?
      rss_object = case root
      when "channel"
        Urss::Feed::Rss
      when "feed"
        Urss::Feed::Atom
      end.build(root_instance, namespace, root)

      rss_object.finalize!

      return rss_object
      break
    end
  end
end