Sax

gistfile1.rb

class Epay::BankXMLCatcher
  BANK = 'bank'
  
  include XML::SaxParser::Callbacks
  
  attr_reader :bank_xml
  
  def initialize
    @bank_xml = ""
    @in_bank = false
  end
  
  def on_start_element_ns(name, attributes, prefix, uri, namespaces)
    @in_bank = true if name == BANK
  end
  
  def on_characters(chars)
    @bank_xml << chars if @in_bank
  end
  
  def on_end_element_ns(name, prefix, uri)
    @in_bank = false if name == BANK
  end
end