Class: Fog::ToHashDocument

Inherits:
Nokogiri::XML::SAX::Document
  • Object
show all
Defined in:
lib/fog/to_hash_document.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ToHashDocument

Returns a new instance of ToHashDocument.



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# File 'lib/fog/to_hash_document.rb', line 3

def initialize
  @stack = []
end

Instance Method Details

#body ⇒ Object 



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# File 'lib/fog/to_hash_document.rb', line 26

def body
  @stack.first
end

#characters(string) ⇒ Object 



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# File 'lib/fog/to_hash_document.rb', line 7

def characters(string)
  @value ||= +''
  @value << string.strip
end

#end_element(name) ⇒ Object 



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# File 'lib/fog/to_hash_document.rb', line 12

def end_element(name)
  last = @stack.pop
  @stack.push({}) if @stack.empty?

  if last&.empty? && @value.empty?
    @stack.last[name.to_sym] = +''
  elsif last == { :i_nil => "true" }
    @stack.last[name.to_sym] = nil
  elsif !@value.empty?
    @stack.last[name.to_sym] = @value
  end
  @value = +''
end

#response ⇒ Object 



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# File 'lib/fog/to_hash_document.rb', line 30

def response
  body
end

#start_element(name, attributes = []) ⇒ Object 



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# File 'lib/fog/to_hash_document.rb', line 34

def start_element(name, attributes = [])
  @value = +''
  parsed_attributes = {}
  until attributes.empty?
    if attributes.first.is_a?(Array)
      key, value = attributes.shift
    else
      key, value = attributes.shift, attributes.shift
    end
    parsed_attributes[key.gsub(":", "_").to_sym] = value
  end
  if @stack.last.is_a?(Array)
    @stack.last << { name.to_sym => parsed_attributes }
  else
    data = if @stack.empty?
             @stack.push(parsed_attributes)
             parsed_attributes
           elsif @stack.last[name.to_sym]
             unless @stack.last[name.to_sym].is_a?(Array)
               @stack.last[name.to_sym] = [@stack.last[name.to_sym]]
             end
             @stack.last[name.to_sym] << parsed_attributes
             @stack.last[name.to_sym].last
           else
             @stack.last[name.to_sym] = {}
             @stack.last[name.to_sym].merge!(parsed_attributes)
             @stack.last[name.to_sym]
           end
    @stack.push(data)
  end
end