Converts text content of XML from beta-code Greek to UTF-8 while preseving markup

betaToUtf8Xml.groovy

/*
 Uses grapes to grab all dependencies needed to convert textual data in
 XML texts of Greek like ancient Perseus texts from beta code representation
 of Greek to the polytonic Greek range of Unicode in UTF-8 while preserving markup.
 
 Writes a UTF-8 version of the XML file to standard output.

 */

String usage =  "Usage: groovy betaToUtf8Xml.groovy <FILENAME>"

// Both transcoder and greekutils are available from beta.hpcc.uh.edu:
@GrabResolver(name='beta', root='http://beta.hpcc.uh.edu/nexus/content/repositories/releases')
@Grab(group='edu.unc.epidoc', module='transcoder', version='1.2-SNAPSHOT')
@Grab(group='edu.harvard.chs', module='greekutils', version='0.8.9')

import edu.harvard.chs.f1k.*
import edu.unc.epidoc.transcoder.TransCoder

if (args.size() != 1){
  println usage
  System.exit(-1)
}

File f = new File(args[0])
String betaStr  = f.getText()
GreekNode gn = new GreekNode(betaStr)
gn.setCharEnc("beta")
println gn.transcodeXml("UTF8")