View difference between Paste ID: UNVexqKc and XsX9zTNy

 {
 	"translatorID": "7cb70025-a888-4a29-a210-93ec52da40d4",
 	"translatorType": 3,
 	"label": "BibTeX-citep",
 	"creator": "Peter O'Brien - from Simon Kornblith and Richard Karnesky",
 	"target": "bib",
 	"minVersion": "2.1.9",
 	"maxVersion": null,
 	"priority": 200,
 	"inRepository": true,
 	"browserSupport": "gcsv",
 	"displayOptions": {
 		"exportCharset": "UTF-8",
 		"exportNotes": false,
 		"exportFileData": false
 	},
 	"lastUpdated": "2012-05-31 00:43:00"
 }
 
 
 
 //%a = first author surname
 //%y = year
 //%t = first word of title
 var citeKeyFormat = "%a_%t_%y";
 
 
 
 var zotero2bibtexTypeMap = {
 	"book":"book",
 	"bookSection":"incollection",
 	"journalArticle":"article",
 	"magazineArticle":"article",
 	"newspaperArticle":"article",
 	"thesis":"phdthesis",
 	"letter":"misc",
 	"manuscript":"unpublished",
 	"interview":"misc",
 	"film":"misc",
 	"artwork":"misc",
 	"webpage":"misc",
 	"conferencePaper":"inproceedings",
 	"report":"techreport"
 };
 
 
 /*
  * three-letter month abbreviations. i assume these are the same ones that the
  * docs say are defined in some appendix of the LaTeX book. (i don't have the
  * LaTeX book.)
  */
 var months = ["jan", "feb", "mar", "apr", "may", "jun",
 			  "jul", "aug", "sep", "oct", "nov", "dec"];
 
 /*
  * new mapping table based on that from Matthias Steffens,
  * then enhanced with some fields generated from the unicode table.
  */
 
 
 
 var alwaysMap = {
 	"|":"{\\textbar}",
 	"<":"{\\textless}",
 	">":"{\\textgreater}",
 	"~":"{\\textasciitilde}",
 	"^":"{\\textasciicircum}",
 	"\\":"{\\textbackslash}"
 };
 
 var strings = {};
 var keyRe = /[a-zA-Z0-9\-]/;
 var keywordSplitOnSpace = true;
 var keywordDelimRe = ',\\s*';
 var keywordDelimReFlags = '';
 
 function setKeywordSplitOnSpace( val ) {
 	keywordSplitOnSpace = val;
 }
 
 
 
 
 
 
 
 
 
 
 function mapEscape(character) {
 	return alwaysMap[character];
 }
 
 function mapAccent(character) {
 	return (mappingTable[character] ? mappingTable[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)
+	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)/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 "";
 	},
 	"t":function (flags, item) {
 		if (item["title"]) {
 			return item["title"].toLowerCase().replace(citeKeyTitleBannedRe, "").split(/\s+/g)[0];
 		}
 		return "";
 	},
 	"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 "????";
 	}
 }
 
 
 function buildCiteKey (item,citekeys) {
 	var basekey = "";
 	var counter = 0;
 	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;
 }
 
 function doExport() {
 	//Zotero.write("% BibTeX export generated by Zotero "+Zotero.Utilities.getVersion());
 	// to make sure the BOM gets ignored
 
 	var first = true;
 	var citekeys = new Object();
 	var item;
 	while(item = Zotero.nextItem()) {
 		// determine type
 		var type = zotero2bibtexTypeMap[item.itemType];
 		if (typeof(type) == "function") { type = type(item); }
 		if(!type) type = "misc";
 
 		// create a unique citation key
 		var citekey = buildCiteKey(item, citekeys);
 
 		// write citation key
 		Zotero.write((first ? "\\citep{" : ",") + citekey);
 		first = false;
 
 	}
 
 	Zotero.write("}");
 }