Class: Hash

Inherits:
Object
  • Object
show all
Defined in:
lib/bluevia/ext/hash.rb

Overview

BlueVia is a global iniciative of Telefonica delivered by Movistar and O2. Please, check out www.bluevia.com and if you need more information contact us at [email protected]

Extension of Hash to create a Hash table using as input an XML that should be decoded using Nokogiri library

Class Method Summary collapse

Class Method Details

.from_xml(xml_io) ⇒ Object 



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# File 'lib/bluevia/ext/hash.rb', line 13

def from_xml(xml_io)
  begin
    result = Nokogiri::XML(xml_io)
    return { result.root.name.to_sym => xml_node_to_hash(result.root)}
  rescue Exception => e
    raise e
  end
end

.prepare(data) ⇒ Object 



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# File 'lib/bluevia/ext/hash.rb', line 60

def prepare(data)
  (data.class == String && data.to_i.to_s == data) ? data.to_i : data
end

.xml_node_to_hash(node) ⇒ Object 



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# File 'lib/bluevia/ext/hash.rb', line 22

def xml_node_to_hash(node)
  # If we are at the root of the document, start the hash
  if node.element?
    result_hash = {}
    if node.attributes != {}
      result_hash[:attributes] = {}
      node.attributes.keys.each do |key|
        result_hash[:attributes][node.attributes[key].name.to_sym] = prepare(node.attributes[key].value)
      end
    end
    if node.children.size > 0
      node.children.each do |child|
        result = xml_node_to_hash(child)

        if child.name == "text"
          unless child.next_sibling || child.previous_sibling
            return prepare(result)
          end
        elsif result_hash[child.name.to_sym]
          if result_hash[child.name.to_sym].is_a?(Object::Array)
            result_hash[child.name.to_sym] << prepare(result)
          else
            result_hash[child.name.to_sym] = [result_hash[child.name.to_sym]] << prepare(result)
          end
        else
          result_hash[child.name.to_sym] = prepare(result)
        end
      end

      return result_hash
    else
      return result_hash
    end
  else
    return prepare(node.content.to_s)
  end
end