EAP creation example using XmlSlurper

gistfile1.groovy

import groovy.xml.MarkupBuilder

//Read a tab-delimited file.
def tdl = new TLD('comiclist.txt', false, 'Box No.')

/*
//Turn it into a simple xml format, one 'comic' per spreadsheet row.
def wrt = new StringWriter()
def xml = new MarkupBuilder(wrt)
xml.comics {
	tdl.data.each { cbook ->
		comic { 
			cbook.each {
				//println "${it.key}: ${it.value}"
				def fieldName = it.key.toLowerCase().replaceAll(/[^\w\s]/, '').replaceAll(/\s+/, '-')
				"$fieldName" it.value
			} 
		}
	}	
}
new File("zollinger.xml").text = wrt.toString()
*/

def wrt = new StringWriter()

wrt << """<?xml version="1.0" encoding="utf-8" ?>
<!DOCTYPE ead SYSTEM "ead.dtd">
"""

ead = new MarkupBuilder(wrt)
ead.ead( audience: "external", xmlns: "urn:isbn:1-931666-22-9" ) {
	eadheader {
		eadid (countrycode: "us", mainagencycode: "rpb", identifier: "zollinger-comics", "zollinger-comics")
		filedesc {
			titlestmt {
				titleproper "Guide to the Zollinger Comic Book Collection"
				//subtitle "" //optional
				//author {} //optional
				//sponsor {} //optional
			}
			//editionstmt {} //optional
			//publicationstmt {} //optional
			//seriesstmt {} //optional
			//notestmt {} //optional
		}
		profiledesc {
			creation "Machine-readable finding aid derived from MS Excel."
			langusage {
				mkp.yield "Description is in"
				language "English"
			}
		} //optional
		//revisiondesc {} //optional
	}
	//frontmatter {} //optional
	archdesc(level: "collection") {
		did {
			head "Zollinger Comic Book Collection"
			unitid( countrycode: 'us', repositorycode: "rpb", identifier: 'zollinger-comics', 'zollinger-comics')
		}
		dsc(type: "combined") {
			head "Contents"
			//findAll{ it.key.trim()=='Box 1' }.
			tdl.data.each { box ->
				c (level: "recordgrp") {
					did {
						container (type: "box-folder", box.key)
					}
					box.value.each { comic ->
						c (level: "file") {	
							did {
								unittitle {
									if ( comic.'Issue Title' ) { 
										mkp.yield comic.'Issue Title'
									}
									
									bibseries {
										mkp.yield comic.Series
										if ( comic.Volume && comic.Issue ) {
											num "${comic.Volume} ${comic.Issue}"
										} else if ( comic.Volume || comic.Issue ) {
											num comic.Volume + comic.Issue
										}
									}									
								}
								
								[ 'Artist', 'Colorist', 'Cover Artist', 'Cover Colorist',
								  'Cover Inker', 'Cover Painter', 'Cover Penciller', 
								  'Inker', 'Letterer', 'Penciller', 'Writer'].each {
									if ( comic[it] ) {
										comic[it].split(';').each() { name ->
											origination(label: "$it: ") {
												persname(role: "creator") {
													mkp.yield name.trim()
												}
											}
										}
									}
								}
							
								if ( comic.Plot ) {
									'abstract' comic.Plot
								}
								
								note {
									p "Genre: ${comic.Genre}"
								}
								
								if ( comic.Character ) {
									note {
										list {
											head "Characters:"
											comic.Character.split(';')*.trim().each() {
												item it
											}
										}
									}
								}
								
								note { //publicationstmt {
									try {
										pubdt = Date.parse( 'MMM-yy', "${comic.'Publication Date'}")
									} catch (e) {}
									
									p { 
										mkp.yield "Published by ${comic.Publisher}, "
										if ( pubdt ) {
											date( normal: pubdt.format( 'yyyy-MM' ), pubdt.format( 'MMMM yyyy' ) )
										} else { date comic.'Publication Year' }
										mkp.yield "."
									}
									
									//publisher { comic.Publisher }
									//address {}
									
									p { 
										mkp.yield "Cover price: " 
										num { comic.'Cover Price' }
									}
								}
							}
						}
					}
				}
			}
		}
	}
}

//print wrt.toString()
new File("zollinger.ead.xml").setText(wrt.toString(), 'UTF-8')