Class: Gamesdb::SaxDocument

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ SaxDocument

Returns a new instance of SaxDocument.



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# File 'lib/gamesdb/saxdocument.rb', line 4

def initialize
  @stack = []
end

Instance Attribute Details

#stack ⇒ Object (readonly)

Returns the value of attribute stack.



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# File 'lib/gamesdb/saxdocument.rb', line 2

def stack
  @stack
end

Instance Method Details

#body ⇒ Object 



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# File 'lib/gamesdb/saxdocument.rb', line 13

def body
  @stack.first
end

#characters(string) ⇒ Object 



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# File 'lib/gamesdb/saxdocument.rb', line 8

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

#end_element(name) ⇒ Object 



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# File 'lib/gamesdb/saxdocument.rb', line 17

def end_element(name)
  last = @stack.pop
  if last.empty? && @value.empty?
    @stack.last[name] = ''
  elsif last == {:i_nil=>"true"}
    @stack.last[name] = nil
  elsif !@value.empty?
    @stack.last[name] = @value
  end
  @value = ''
end

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



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# File 'lib/gamesdb/saxdocument.rb', line 29

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(':','_')] = value
  end
  if @stack.last.is_a?(Array)
    @stack.last << {name => parsed_attributes}
  else
    data = if @stack.empty?
             @stack.push(parsed_attributes)
             parsed_attributes
           elsif @stack.last[name]
             unless @stack.last[name].is_a?(Array)
               @stack.last[name] = [@stack.last[name]]
             end
             @stack.last[name] << parsed_attributes
             @stack.last[name].last
           else
             @stack.last[name] = {}
             @stack.last[name].merge!(parsed_attributes)
             @stack.last[name]
           end
    @stack.push(data)
  end
end