word2docbook

class Docbook
  attr_accessor :input, :output, :root

  def initialize(options = {})
    @root =  File.dirname(__FILE__)
    @input = options[:input]
    @output = options[:output]
    @windows = PLATFORM.downcase.include?("win32")
  end

  
  def xml_config
    xml_parser_config = "-Djavax.xml.parsers.DocumentBuilderFactory=org.apache.xerces.jaxp.DocumentBuilderFactoryImpl" 
    xml_parser_config << " -Djavax.xml.parsers.SAXParserFactory=org.apache.xerces.jaxp.SAXParserFactoryImpl" 
    xml_parser_config << " -Dorg.apache.xerces.xni.parser.XMLParserConfiguration=org.apache.xerces.parsers.XIncludeParserConfiguration"
    xml_parser_config
  end
  
  def xml_cp
    saxon_cp = "#{self.root}/jars/xercesImpl-2.7.1.jar;"
    saxon_cp <<"#{self.root}/xsl/extensions/saxon65.jar;"
    saxon_cp <<"#{self.root}/jars/saxon.jar;"
    saxon_cp
  end
  
  
  # Generates the xml xslt processor command.
  # Pass in the input, output, and stylesheet
  def xml_cmd(input, output, stylesheet)
    
    cmd = "java -Xss512K -Xmx256m -cp \"#{xml_cp}\" #{xml_config} com.icl.saxon.StyleSheet -o \"#{output}\" \"#{input}\" #{stylesheet}"
    
    cmd.gsub!(";",":") unless @windows
    return cmd
   
  end
  
  def render
    xsl_path = "#{self.root}/xsl/roundtrip"

    cmd_1 = xml_cmd(self.input, "normalised.xml", xsl_path + "/wordml-normalise.xsl")
    cmd_2 = xml_cmd("normalised.xml", "sections.xml", xsl_path + "/wordml-sections.xsl")
    cmd_3 = xml_cmd("sections.xml", "blocks.xml", xsl_path + "/wordml-blocks.xsl")
    cmd_4 = xml_cmd("blocks.xml", self.output, xsl_path + "/wordml-final.xsl")
    
    `#{cmd_1}`
    `#{cmd_2}`
    `#{cmd_3}`
    `#{cmd_4}`
  end

end

infile = ARGV[0]
outfile = ARGV[1]

d = Docbook.new(:input => infile, :output=>outfile)

d.render