module Saxophone

# File lib/saxophone/sax_configure.rb, line 2
def self.configure(clazz)
  extended_clazz = Class.new(clazz)
  extended_clazz.send(:include, Saxophone)

  # override create_attr to create attributes on the original class
  def extended_clazz.create_attr real_name
    superclass.send(:attr_reader, real_name) unless superclass.method_defined?(real_name)
    superclass.send(:attr_writer, real_name) unless superclass.method_defined?("#{real_name}=")
  end

  yield(extended_clazz)

  clazz.extend LightWeightSaxMachine
  clazz.sax_config = extended_clazz.sax_config

  (class << clazz;self;end).send(:define_method, :parse) do |xml_input|
    extended_clazz.parse(xml_input)
  end
end

# File lib/saxophone.rb, line 7
def self.handler
  @@handler ||= nil
end

# File lib/saxophone.rb, line 11
def self.handler=(handler)
  if handler
    require "saxophone/handlers/sax_#{handler}_handler"
    @@handler = handler
  end
end

# File lib/saxophone/sax_document.rb, line 2
def self.included(base)
  base.send(:include, InstanceMethods)
  base.extend(ClassMethods)
end

# File lib/saxophone/sax_document.rb, line 7
def parse(xml_input, on_error = nil, on_warning = nil)
  handler_klass = Saxophone.const_get("SAX#{Saxophone.handler.capitalize}Handler")

  handler = handler_klass.new(self, on_error, on_warning)
  handler.sax_parse(xml_input)

  self
end