BibLaTeX.js

{
	"translatorID": "b6e39b57-8942-4d11-8259-342c46ce395f",
	"translatorType": 2,
	"label": "BibLaTeX",
	"creator": "Simon Kornblith, Richard Karnesky and Anders Johansson",
	"target": "bib",
	"minVersion": "2.1.9",
	"maxVersion": "null",
	"priority": 100,
	"inRepository": true,
	"configOptions":{"getCollections": true},
	"displayOptions": {
		"exportCharset": "UTF-8",
		"exportNotes": false,
		"exportFileData": false,
		"useJournalAbbreviation": false
	},
	"lastUpdated": "2019-01-31 13:16:00"
}

/*
  ***** BEGIN LICENSE BLOCK *****

  Copyright © 2019 Simon Kornblith, Richard Karnesky and Anders Johansson

  This file is part of Zotero.

  Zotero is free software: you can redistribute it and/or modify
  it under the terms of the GNU Affero General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.

  Zotero is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  GNU Affero General Public License for more details.

  You should have received a copy of the GNU Affero General Public License
  along with Zotero. If not, see <http://www.gnu.org/licenses/>.

  ***** END LICENSE BLOCK *****
*/

//%a = first listed creator surname
//%y = year
//%t = first word of title
var citeKeyFormat = "%a_%t_%y";


var fieldMap = {
	location: "place",
	chapter: "chapter",
	edition: "edition",
	title: "title",
	volume: "volume",
	rights: "rights", //it's rights in zotero nowadays
	isbn: "ISBN",
	issn: "ISSN",
	url: "url",
	doi: "DOI",
	series: "series",
	shorttitle: "shortTitle",
	holder: "assignee",
	abstract: "abstractNote",
	volumes: "numberOfVolumes",
	version: "version",
	eventtitle: "conferenceName",
	pages: "pages",
	pagetotal: "numPages"
};
//more conversions done below with special rules

/**
 * Identifiers from item.extra
 * Copied from BibTeX
 */
// Exported in BibTeX and BibLaTeX
var revExtraIds = {
	LCCN: 'lccn',
	MR: 'mrnumber',
	Zbl: 'zmnumber',
	PMCID: 'pmcid',
	PMID: 'pmid',
	DOI: 'doi'
};

// Imported by BibTeX. Exported by BibLaTeX only
var revEprintIds = {
	// eprinttype: Zotero label

	// From BibLaTeX manual
	arXiv: 'arxiv', // Sorry, but no support for eprintclass yet
	JSTOR: 'jstor',
	//PMID: 'pubmed', // Not sure if we should do this instead
	HDL: 'hdl',
	GoogleBooksID: 'googlebooks'
};

function parseExtraFields(extra) {
	var lines = extra.split(/[\r\n]+/);
	var fields = [];
	for (var i=0; i<lines.length; i++) {
		var rec = { raw: lines[i] };
		var line = lines[i].trim();
		var splitAt = line.indexOf(':');
		if (splitAt > 1) {
			rec.field = line.substr(0,splitAt).trim();
			rec.value = line.substr(splitAt + 1).trim();
		}
		fields.push(rec);
	}
	return fields;
}

function extraFieldsToString(extra) {
	var str = '';
	for (var i=0; i<extra.length; i++) {
		if (!extra[i].raw) {
			str += '\n' + extra[i].field + ': ' + extra[i].value;
		} else {
			str += '\n' + extra[i].raw;
		}
	}

	return str.substr(1);
}

//POTENTIAL ISSUES
//accessDate:"accessDate", //only written on attached webpage snapshots by zotero



var zotero2biblatexTypeMap = {
	"book": "book",
	"bookSection": "incollection",
	"journalArticle": "article",
	"magazineArticle": "article",
	"newspaperArticle": "article",
	"thesis": "thesis",
	"letter": "letter",
	"manuscript": "unpublished",
	"interview": "misc",
	"film": "movie",
	"artwork": "artwork",
	"webpage": "online",
	"conferencePaper": "inproceedings",
	"report": "report",
	"bill": "legislation",
	"case": "jurisdiction",
	"hearing": "jurisdiction",
	"patent": "patent",
	"statute": "legislation",
	"email": "letter",
	"map": "misc",
	"blogPost": "online",
	"instantMessage": "misc",
	"forumPost": "online",
	"audioRecording": "audio",
	"presentation": "unpublished",
	"videoRecording": "video",
	"tvBroadcast": "misc",
	"radioBroadcast": "misc",
	"podcast": "audio",
	"computerProgram": "software",
	"document": "misc",
	"encyclopediaArticle": "inreference",
	"dictionaryEntry": "inreference"
};


var alwaysMap = {
	"|": "{\\textbar}",
	"<": "{\\textless}",
	">": "{\\textgreater}",
	"~": "{\\textasciitilde}",
	"^": "{\\textasciicircum}",
	"\\": "{\\textbackslash}",
	"{": "\\{",
	"}": "\\}"
};


//to map ISO language codes (tries to follow IETF RFC5646) to babel
//language codes used in biblatex. Taken from Babel manual 3.9h.
var babelLanguageMap = {
	"af": "afrikaans",
	"ar": "arabic",
	//bahasa (see malay and indonesian)
	"eu": "basque",
	"br": "breton",
	"bg": "bulgarian",
	"ca": "catalan",
	"hr": "croatian",
	"cz": "czech",
	"da": "danish",
	"nl": "dutch",
	"en": {
		"": "english", //same as american
		"US": "american",
		"GB": "british",
		"CA": "canadian",
		"AU": "australian",
		"NZ": "newzealand"
	},
	"eo": "esperanto",
	"et": "estonian",
	//ethiop (package for many languages)
	"fa": "farsi",
	"fi": "finnish",
	"fr": {
		"": "french",
		"CA": "canadien"
		//frenchle (a special package)
	},
	"fur": "friulan",
	"gl": "galician",
	"de": {
		"": "german",
		"AT": "austrian",
		"DE-1996": "ngerman", //these are valid IETF language codes
		"AT-1996": "naustrian",
		"1996": "ngerman"
	},
	"el": {
		"": "greek",
		"polyton": "polutonikogreek"
	},
	"he": "hebrew",
	"hi": "hindi",
	"is": "icelandic",
	"id": "indonesian", //aliases: bahasai, indon
	"ia": "interlingua",
	"ga": "irish",
	"it": "italian",
	"ja": "japanese",
	"la": "latin",
	"lv": "latvian",
	"lt": "lithuanian",
	"dsb": "lowersorbian",
	"hu": "magyar",
	"zlm": "malay", //aliases: bahasam, melayu (currently, there's no
	//real difference between bahasam and bahasai in babel)
	"mn": "mongolian",
	"se": "samin",
	"nn": "nynorsk", //nynorsk
	"nb": "norsk", //bokmål
	"no": "norwegian", //"no" could be used, norwegian is an alias for "norsk" in babel
	"zh": {
		"": "pinyin", //only supported chinese in babel is the romanization pinyin?
		"Latn": "pinyin"
	},
	"pl": "polish",
	"pt": {
		"": "portuguese",
		"PT": "portuguese",
		"BR": "brazil"
	},
	"ro": "romanian",
	"rm": "romansh",
	"ru": "russian",
	"gd": "scottish",
	"sr": {
		"": "serbian", //latin script as default?
		"Cyrl": "serbianc",
		"Latn": "serbian",
	},
	"sk": "slovak",
	"sl": "slovene",
	//spanglish (pseudo language)
	"es": "spanish",
	"sv": "swedish",
	"th": "thaicjk", //thaicjk preferred?
	"tr": "turkish",
	"tk": "turkmen",
	"uk": "ukrainian",
	"hsb": "uppersorbian",
	"vi": "vietnamese",
	"cy": "welsh",
};


// some fields are, in fact, macros.  If that is the case then we should not put the
// data in the braces as it will cause the macros to not expand properly
function writeField(field, value, isMacro, noEscape) {
	if (!value && typeof value != "number") return;
	value = value + ""; // convert integers to strings
	Zotero.write(",\n\t" + field + " = ");
	if (!isMacro) Zotero.write("{");
	// url field is preserved, for use with \href and \url
	// Other fields (DOI?) may need similar treatment
	if (!noEscape && !isMacro && !(field == "url" || field == "doi" || field == "file" || field == "lccn")) {
		//var titleCase = isTitleCase(value);	//figure this out before escaping all the characters
		// I hope these are all the escape characters! (except for < > which are handled later)
		value = value.replace(/[|\~\^\\\{\}]/g, mapEscape).replace(/[\#\$\%\&\_]/g, "\\$&");
		//convert the HTML markup allowed in Zotero for rich text to TeX
		value = mapHTMLmarkup(value);
		//escape < > if mapHTMLmarkup did not convert some
		value = value.replace(/[<>]/g, mapEscape);


		// Case of words with uppercase characters in non-initial positions is preserved with braces.
		// we're looking at all unicode letters
		var protectCaps = new ZU.XRegExp("\\b\\p{Letter}+\\p{Uppercase_Letter}\\p{Letter}*", 'g');
		if (field != "pages") {
			value = ZU.XRegExp.replace(value, protectCaps, "{$0}");
		}

		// Page ranges should use double dash
		if (field == "pages") {
			value = value.replace(/[-\u2012-\u2015\u2053]+/g,"--");
		}
	}
	//we write utf8
	//convert the HTML markup allowed in Zotero for rich text to TeX; excluding doi/url/file shouldn't be necessary, but better to be safe;
	if (!((field == "url") || (field == "doi") || (field == "file"))) value = mapHTMLmarkup(value);
	Zotero.write(value);
	if (!isMacro) Zotero.write("}");
}

function mapHTMLmarkup(characters) {
	//converts the HTML markup allowed in Zotero for rich text to TeX
	//since  < and > have already been escaped, we need this rather hideous code - I couldn't see a way around it though.
	//italics and bold
	characters = characters.replace(/\{\\textless\}i\{\\textgreater\}(((?!\{\\textless\}\/i{\\textgreater\}).)+)\{\\textless\}\/i{\\textgreater\}/, "\\textit{$1}").replace(/\{\\textless\}b\{\\textgreater\}(((?!\{\\textless\}\/b{\\textgreater\}).)+)\{\\textless\}\/b{\\textgreater\}/g, "\\textbf{$1}");
	//sub and superscript
	characters = characters.replace(/\{\\textless\}sup\{\\textgreater\}(((?!\{\\textless\}\/sup\{\\textgreater\}).)+)\{\\textless\}\/sup{\\textgreater\}/g, "\$^{\\textrm{$1}}\$").replace(/\{\\textless\}sub\{\\textgreater\}(((?!\{\\textless\}\/sub\{\\textgreater\}).)+)\{\\textless\}\/sub\{\\textgreater\}/g, "\$_{\\textrm{$1}}\$");
	//two variants of small caps
	characters = characters.replace(/\{\\textless\}span\sstyle=\"small\-caps\"\{\\textgreater\}(((?!\{\\textless\}\/span\{\\textgreater\}).)+)\{\\textless\}\/span{\\textgreater\}/g, "\\textsc{$1}").replace(/\{\\textless\}sc\{\\textgreater\}(((?!\{\\textless\}\/sc\{\\textgreater\}).)+)\{\\textless\}\/sc\{\\textgreater\}/g, "\\textsc{$1}");
	return characters;
}

function mapEscape(character) {
	return alwaysMap[character];
}

// a little substitution function for BibTeX keys, where we don't want LaTeX
// escaping, but we do want to preserve the base characters

function tidyAccents(s) {
	var r = s.toLowerCase();

	// XXX Remove conditional when we drop Zotero 2.1.x support
	// This is supported in Zotero 3.0 and higher
	if (ZU.removeDiacritics !== undefined)
		r = ZU.removeDiacritics(r, true);
	else {
		// We fall back on the replacement list we used previously
		r = r.replace(new RegExp("[ä]", 'g'), "ae");
		r = r.replace(new RegExp("[ö]", 'g'), "oe");
		r = r.replace(new RegExp("[ü]", 'g'), "ue");
		r = r.replace(new RegExp("[àáâãå]", 'g'), "a");
		r = r.replace(new RegExp("æ", 'g'), "ae");
		r = r.replace(new RegExp("ç", 'g'), "c");
		r = r.replace(new RegExp("[èéêë]", 'g'), "e");
		r = r.replace(new RegExp("[ìíîï]", 'g'), "i");
		r = r.replace(new RegExp("ñ", 'g'), "n");
		r = r.replace(new RegExp("[òóôõ]", 'g'), "o");
		r = r.replace(new RegExp("œ", 'g'), "oe");
		r = r.replace(new RegExp("[ùúû]", 'g'), "u");
		r = r.replace(new RegExp("[ýÿ]", 'g'), "y");
	}

	return r;
};

var numberRe = /^[0-9]+/;
// Below is a list of words that should not appear as part of the citation key
// in includes the indefinite articles of English, German, French and Spanish, as well as a small set of English prepositions whose
// force is more grammatical than lexical, i.e. which are likely to strike many as 'insignificant'.
// The assumption is that most who want a title word in their key would prefer the first word of significance.
var citeKeyTitleBannedRe = /\b(a|an|the|some|from|on|in|to|of|do|with|der|die|das|ein|eine|einer|eines|einem|einen|un|une|la|le|l\'|el|las|los|al|uno|una|unos|unas|de|des|del|d\')(\s+|\b)|(<\/?(i|b|sup|sub|sc|span style=\"small-caps\"|span)>)/g;
var citeKeyConversionsRe = /%([a-zA-Z])/;
var citeKeyCleanRe = /[^a-z0-9\!\$\&\*\+\-\.\/\:\;\<\>\?\[\]\^\_\`\|]+/g;

var citeKeyConversions = {
	"a": function (flags, item) {
		if (item.creators && item.creators[0] && item.creators[0].lastName) {
			return item.creators[0].lastName.toLowerCase().replace(/ /g, "_").replace(/,/g, "");
		}
		return "noauthor";
	},
	"t": function (flags, item) {
		if (item["title"]) {
			return item["title"].toLowerCase().replace(citeKeyTitleBannedRe, "").split(/\s+/g)[0];
		}
		return "notitle";
	},
	"y": function (flags, item) {
		if (item.date) {
			var date = Zotero.Utilities.strToDate(item.date);
			if (date.year && numberRe.test(date.year)) {
				return date.year;
			}
		}
		return "nodate";
	}
};

//checks whether an item contains any creator of type ctype
function creatorCheck(item, ctype) {
	if (item.creators && item.creators.length) {
		for (var i=0; i<item.creators.length; i++) {
			if (item.creators[i].creatorType == ctype) {
				return true; //found a ctype creator
			}
		}
	}
	//didn't find any ctype creator (or no creators at all)
	return false;
}

function buildCiteKey (item, extraFields, citekeys) {
	if (extraFields) {
		const citationKey = extraFields.findIndex(field => field.field && field.value && field.field.toLowerCase() === 'citation key');
		if (citationKey >= 0) return extraFields.splice(citationKey, 1)[0].value;
	}

	if (item.citationKey) return item.citationKey;

	var basekey = "";
	var counter = 0;
	var citeKeyFormatRemaining = citeKeyFormat;
	while (citeKeyConversionsRe.test(citeKeyFormatRemaining)) {
		if (counter > 100) {
			Zotero.debug("Pathological BibTeX format: " + citeKeyFormat);
			break;
		}
		var m = citeKeyFormatRemaining.match(citeKeyConversionsRe);
		if (m.index > 0) {
			//add data before the conversion match to basekey
			basekey = basekey + citeKeyFormatRemaining.substr(0, m.index);
		}
		var flags = ""; // for now
		var f = citeKeyConversions[m[1]];
		if (typeof (f) == "function") {
			var value = f(flags, item);
			Zotero.debug("Got value " + value + " for %" + m[1]);
			//add conversion to basekey
			basekey = basekey + value;
		}
		citeKeyFormatRemaining = citeKeyFormatRemaining.substr(m.index + m.length);
		counter++;
	}
	if (citeKeyFormatRemaining.length > 0) {
		basekey = basekey + citeKeyFormatRemaining;
	}

	// for now, remove any characters not explicitly known to be allowed;
	// we might want to allow UTF-8 citation keys in the future, depending
	// on implementation support.
	//
	// no matter what, we want to make sure we exclude
	// " # % ' ( ) , = { } ~ and backslash
	// however, we want to keep the base characters

	basekey = tidyAccents(basekey);
	basekey = basekey.replace(citeKeyCleanRe, "");
	var citekey = basekey;
	var i = 0;
	while (citekeys[citekey]) {
		i++;
		citekey = basekey + "-" + i;
	}
	citekeys[citekey] = true;
	return citekey;
}

var filePathSpecialChars = '\\\\:;{}$'; // $ for Mendeley
var encodeFilePathRE = new RegExp('[' + filePathSpecialChars + ']', 'g');

function encodeFilePathComponent(value) {
	if (!value) return '';
	return value.replace(encodeFilePathRE, "\\$&");
}

function doExport() {
	//Zotero.write("% biblatex export generated by Zotero "+Zotero.Utilities.getVersion());
	// to make sure the BOM gets ignored
	Zotero.write("\n");

	var first = true;
	var citekeys = new Object();
	var item;
	while (item = Zotero.nextItem()) {
		//don't export standalone notes and attachments
		if (item.itemType == "note" || item.itemType == "attachment") continue;

		var noteused = false; //a switch for keeping track whether the
		//field "note" has been written to
		// determine type
		var type = zotero2biblatexTypeMap[item.itemType];
		if (typeof (type) == "function") {
			type = type(item);
		}

		//inbook is reasonable at times, using a bookauthor should
		//indicate this
		if (item.itemType == "bookSection" &&
		   creatorCheck(item, "bookAuthor")) type = "inbook";

		//a book without author but with editors is a collection
		if (item.itemType == "book" && !creatorCheck(item,"author") &&
		   creatorCheck(item, "editor")) type = "collection";

		//biblatex recommends us to use mvbook for multi-volume book
		//i.e. a book with "# of vols" filled
		if (type == "book" && item.numberOfVolumes) type = "mvbook";

		if (!type) type = "misc";

		var extraFields = item.extra ? parseExtraFields(item.extra) : null;
		var citekey = buildCiteKey(item, extraFields, citekeys);

		// write citation key (removed the comma)
		Zotero.write((first ? "" : "\n\n") + "@" + type + "{" + citekey);
		first = false;

		for (var field in fieldMap) {
			if (item[fieldMap[field]]) {
				writeField(field, item[fieldMap[field]]);
			}
		}

		// Fields needing special treatment and not easily translatable via fieldMap
		//e.g. where fieldname translation is dependent upon type, or special transformations
		//has to be made

		//all kinds of numbers except patents, which need post-processing
		if (item.reportNumber || item.seriesNumber || item.billNumber || item.episodeNumber || item.number && !item.patentNumber) {
			writeField("number", item.reportNumber || item.seriesNumber || item.billNumber || item.episodeNumber || item.number);
		}

		//split numeric and nonnumeric issue specifications (for journals) into "number" and "issue"
		if (item.issue) { //issue
			var jnumber = parseInt(item.issue);
			if (!isNaN(jnumber)) {
				writeField("number", jnumber);
			} else {
				writeField("issue", item.issue);
			}
		}


		//publicationTitles and special titles
		if (item.publicationTitle) {
			if (item.itemType == "bookSection" || item.itemType == "conferencePaper" || item.itemType == "dictionaryEntry" || item.itemType == "encyclopediaArticle") {
				writeField("booktitle", item.publicationTitle);
			} else if (item.itemType == "magazineArticle" || item.itemType == "newspaperArticle") {
				writeField("journaltitle", item.publicationTitle);
			} else if (item.itemType == "journalArticle") {
				if (Zotero.getOption("useJournalAbbreviation") && item.journalAbbreviation) {
					writeField("journaltitle", item.journalAbbreviation);
				} else {
					writeField("journaltitle", item.publicationTitle);
					writeField("shortjournal", item.journalAbbreviation);
				}
			}
		}

		if (item.websiteTitle || item.forumTitle || item.blogTitle || item.programTitle) {
			writeField("titleaddon", item.websiteTitle || item.forumTitle || item.blogTitle || item.programTitle);
		}


		//publishers
		if (item.publisher) {
			if (item.itemType == "thesis" || item.itemType == "report") {
				writeField("institution", item.publisher);
			} else {
				writeField("publisher", item.publisher);
			}
		}

		//things concerning "type"
		if (item.itemType == "letter") {
			if (item.letterType) {
				writeField("type", item.letterType);
			} else {
				writeField("type", "Letter"); //this isn't optimal, perhaps later versions of biblatex will add some suitable localization key
			}
		} else if (item.itemType == "email") {
			writeField("type", "E-mail");
		} else if (item.itemType == "thesis" &&
				   (!item.thesisType || item.thesisType.search(/ph\.?d/i) != -1)) {
			writeField("type", "phdthesis");
		} else if (item.manuscriptType || item.thesisType || item.websiteType || item.presentationType || item.reportType || item.mapType) {
			writeField("type", item.manuscriptType || item.thesisType || item.websiteType || item.presentationType || item.reportType || item.mapType);
		} else if (item.itemType == "patent") {
			// see https://tex.stackexchange.com/questions/447383/biblatex-biber-patent-citation-support-based-on-zoterobbl-output/447508
			if (!item.patentNumber) {
				writeField("type", "patent");
			} else if (item.patentNumber.startsWith("US")) {
				writeField("type", "patentus");
				writeField("number", item.patentNumber.replace(/^US/, ""));
			} else if (item.patentNumber.startsWith("EP")) {
				writeField("type", "patenteu");
				writeField("number", item.patentNumber.replace(/^EP/, ""));
			} else if (item.patentNumber.startsWith("GB")) {
				writeField("type", "patentuk");
				writeField("number", item.patentNumber.replace(/^GB/, ""));
			} else if (item.patentNumber.startsWith("DE")) {
				writeField("type", "patentde");
				writeField("number", item.patentNumber.replace(/^DE/, ""));
			} else if (item.patentNumber.startsWith("FR")) {
				writeField("type", "patentfr");
				writeField("number", item.patentNumber.replace(/^FR/, ""));
			} else {
				writeField("type", "patent");
				writeField("number", item.patentNumber);
			}
		}

		if (item.presentationType || item.manuscriptType) {
			writeField("howpublished", item.presentationType || item.manuscriptType);
		}

		//case of specific eprint-archives in archive-fields
		if (item.archive && item.archiveLocation) {
			if (item.archive == "arXiv" || item.archive == "arxiv") {
				writeField("eprinttype", "arxiv");
				writeField("eprint", item.archiveLocation);
				if (item.callNumber) { //assume call number is used for arxiv class
					writeField("eprintclass", item.callNumber);
				}
			} else if (item.archive = "JSTOR" || item.archive == "jstor") {
				writeField("eprinttype", "jstor");
				writeField("eprint", item.archiveLocation);
			} else if (item.archive = "PubMed" || item.archive == "pubmed") {
				writeField("eprinttype", "pubmed");
				writeField("eprint", item.archiveLocation);
			} else if (item.archive = "HDL" || item.archive == "hdl") {
				writeField("eprinttype", "hdl");
				writeField("eprint", item.archiveLocation);
			} else if (item.archive = "googlebooks" || item.archive == "Google Books") {
				writeField("eprinttype", "googlebooks");
				writeField("eprint", item.archiveLocation);
			}
		}

		//presentations have a meetingName field which we want to
		//map to note
		if (item.meetingName) {
			writeField("note", item.meetingName);
			noteused = true;
		}

		if (item.creators && item.creators.length) {
			// split creators into subcategories
			var author = "";
			var bookauthor = "";
			var commentator = "";
			var editor = "";
			var editora = "";
			var editorb = "";
			var holder = "";
			var translator = "";
			var noEscape = false;

			for (var i=0; i<item.creators.length; i++) {
				var creator = item.creators[i];
				var creatorString;

				if (creator.firstName) {
					var fname = creator.firstName.split(/\s*,!?\s*/);
					fname.push(fname.shift()); // If we have a Jr. part(s), it should precede first name
					creatorString = creator.lastName + ", " + fname.join(', ');
				} else {
					creatorString = creator.lastName;
				}

				creatorString = creatorString.replace(/[|\<\>\~\^\\\{\}]/g, mapEscape)
					.replace(/([\#\$\%\&\_])/g, "\\$1");

				if (creator.fieldMode == true) { // fieldMode true, assume corporate author
					creatorString = "{" + creatorString + "}";
					noEscape = true;
				} else {
					creatorString = creatorString.replace(/ (and) /gi, ' {$1} ');
				}

				if (creator.creatorType == "author" || creator.creatorType == "interviewer" || creator.creatorType == "inventor" || creator.creatorType == "director" || creator.creatorType == "programmer" || creator.creatorType == "artist" || creator.creatorType == "podcaster" || creator.creatorType == "presenter") {
					author += " and " + creatorString;
				} else if (creator.creatorType == "bookAuthor") {
					bookauthor += " and " + creatorString;
				} else if (creator.creatorType == "commenter") {
					commentator += " and " + creatorString;
				} else if (creator.creatorType == "editor") {
					editor += " and " + creatorString;
				} else if (creator.creatorType == "translator") {
					translator += " and " + creatorString;
				} else if (creator.creatorType == "seriesEditor") { //let's call them redacors
					editorb += " and " + creatorString;
				} else { // the rest into editora with editoratype = collaborator
					editora += " and " + creatorString;
				}
			}

			//remove first " and " string
			if (author) {
				writeField("author", author.substr(5), false, noEscape);
			}
			if (bookauthor) {
				writeField("bookauthor", bookauthor.substr(5), false, noEscape);
			}
			if (commentator) {
				writeField("commentator", commentator.substr(5), false, noEscape);
			}
			if (editor) {
				writeField("editor", editor.substr(5), false, noEscape);
			}
			if (editora) {
				writeField("editora", editora.substr(5), false, noEscape);
				writeField("editoratype", "collaborator");
			}
			if (editorb) {
				writeField("editorb", editorb.substr(5), false, noEscape);
				writeField("editorbtype", "redactor");
			}
			if (holder) {
				writeField("holder", holder.substr(5), false, noEscape);
			}
			if (translator) {
				writeField("translator", translator.substr(5), false, noEscape);
			}
		}

		if (item.accessDate) {
			writeField("urldate", Zotero.Utilities.strToISO(item.accessDate));
		}

		//TODO enable handling of date ranges when that's added to zotero
		if (item.date) {
			writeField("date", Zotero.Utilities.strToISO(item.date));
		}

		//Map Languages to biblatex-field "langid" (used for
		//hyphenation with a correct setting of the "autolang" option)
		//if possible. See babelLanguageMap above for languagecodes to use
		if (item.language) {
			var langcode = item.language.match(/^([a-z]{2,3})(?:[^a-z](.+))?$/i); //not too strict
			if (langcode){
				var lang = babelLanguageMap[langcode[1]];
				if (typeof lang == 'string') {
					//if there are no variants for this language
					writeField("langid", lang);
				} else if (typeof lang == 'object') {
					var variant = lang[langcode[2]];
					if (variant) {
						writeField("langid", variant);
					} else {
						writeField("langid", lang[""]); //use default variant
					}
				}
			}
		}

		if (extraFields) {
			// Export identifiers
			// Dedicated fields
			for (var i=0; i<extraFields.length; i++) {
				var rec = extraFields[i];
				if (!rec.field) continue;

				if (!revExtraIds[rec.field] && !revEprintIds[rec.field]) continue;

				var value = rec.value.trim();
				if (!value) continue;

				var label;
				if (label = revExtraIds[rec.field]) {
					writeField(label, '{'+value+'}', true);
				} else if (label = revEprintIds[rec.field]) {
					writeField('eprinttype', label);
					writeField('eprint', '{' + value + '}', true);
				}
				extraFields.splice(i, 1);
				i--;
			}

			var extra = extraFieldsToString(extraFields);
			if (extra && !noteused) writeField("note", extra);
		}

		if (item.tags && item.tags.length) {
			var tagString = "";
			for (var i=0; i<item.tags.length; i++) {
				tagString += ", " + item.tags[i].tag;
			}
			writeField("keywords", tagString.substr(2));
		}


		if (item.notes && Zotero.getOption("exportNotes")) {
			for (var i=0; i<item.notes.length; i++) {
				var note = item.notes[i];
				writeField("annotation", Zotero.Utilities.unescapeHTML(note["note"]));
			}
		}

		if (item.attachments) {
			var attachmentString = "";

			for (var i=0; i<item.attachments.length; i++) {
				var attachment = item.attachments[i];
				if (Zotero.getOption("exportFileData") && attachment.saveFile) {
					attachment.saveFile(attachment.defaultPath, true);
					attachmentString += ";" + encodeFilePathComponent(attachment.title) + ":"
						+ encodeFilePathComponent(attachment.defaultPath) + ":"
						+ encodeFilePathComponent(attachment.mimeType);
				} else if (attachment.localPath) {
					attachmentString += ";" + encodeFilePathComponent(attachment.title) + ":"
						+ encodeFilePathComponent(attachment.localPath) + ":"
						+ encodeFilePathComponent(attachment.mimeType);
				}
			}

			if (attachmentString) {
				writeField("file", attachmentString.substr(1));
			}
		}

		Zotero.write("\n}");
	}
}