zotero/translators/JSTOR.js

{
	"translatorID":"d921155f-0186-1684-615c-ca57682ced9b",
	"translatorType":4,
	"label":"JSTOR",
	"creator":"Simon Kornblith, Sean Takats, Michael Berkowitz and Eli Osherovich",
	"target":"https?://[^/]*jstor\\.org[^/]*/(action/(showArticle|doBasicSearch|doAdvancedSearch|doLocatorSearch|doAdvancedResults|doBasicResults)|stable/|pss/)",
	"minVersion":"1.0.0b4.r1",
	"maxVersion":"",
	"priority":100,
	"inRepository":true,
	"lastUpdated":"2009-08-19 22:10:00"
}
 
function detectWeb(doc, url) {
	var namespace = doc.documentElement.namespaceURI;
	var nsResolver = namespace ? function(prefix) {
	if (prefix == 'x') return namespace; else return null;
	} : null;
	
	// See if this is a seach results page or Issue content
	if (doc.title == "JSTOR: Search Results" || url.match(/\/i\d+/)) {
	return "multiple";
	} else if(url.indexOf("/search/") != -1) {
	return false;
	}
	
	// If this is a view page, find the link to the citation
	var xpath = '//a[@id="favorites"]';
	var elmt = doc.evaluate(xpath, doc, nsResolver, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
	if(elmt || url.match(/pss/)) {
	return "journalArticle";
	}
}


Zotero.Utilities.processAsync = function (sets, callbacks, onDone) {
	var currentSet;
	var index = 0;
	
	var nextSet = function () {
		if (!sets.length) {
			onDone();
			return;
		}
		index = 0;
		currentSet = sets.shift();
		callbacks[0](currentSet, nextCallback);
	};
	var nextCallback = function () {
		index++;
		callbacks[index](currentSet, nextCallback);
	};
	
	// Add a final callback to proceed to the next set
	callbacks[callbacks.length] = function () {
		nextSet();
	}
	nextSet();
}

function doWeb(doc, url) {
	var namespace = doc.documentElement.namespaceURI;
	var nsResolver = namespace ? function(prefix) {
	if (prefix == 'x') return namespace; else return null;
	} : null;

	var host = doc.location.host;
	
	// If this is a view page, find the link to the citation
	var xpath = '//a[@id="favorites"]';
	var elmt = doc.evaluate(xpath, doc, nsResolver, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
	var allJids = new Array();
	if (elmt && /jid=(\d+)/.test(elmt.href)) {
	allJids.push(RegExp.$1);
	var jid = RegExp.$1;
	Zotero.debug("JID found 1 " + jid);
	}
	else if (/(?:pss|stable)\/(\d+)/.test(url)) {
	Zotero.debug("URL " + url);
	jid = RegExp.$1;
	allJids.push(jid);
	Zotero.debug("JID found 2 " + jid);
	} 
	else {
	// We have multiple results
	var resultsBlock = doc.evaluate('//fieldset[@id="results"]', doc, nsResolver, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
	if (! resultsBlock) {
		return true;
	}

	var allTitlesElmts = doc.evaluate('//li/ul/li/a[@class="title"]', resultsBlock, nsResolver,  XPathResult.ANY_TYPE, null);
	var currTitleElmt;
	var availableItems = new Object();
	while (currTitleElmt = allTitlesElmts.iterateNext()) {
		var title = currTitleElmt.textContent;
		var jid = currTitleElmt.href.match(/stable\/([a-z]*?\d+)/)[1];
		if (jid) {
		availableItems[jid] = title;
		}
		Zotero.debug("Found title " + title+jid);
	}
	Zotero.debug("End of titles");
	
	var selectedItems = Zotero.selectItems(availableItems);
	if (!selectedItems) {
		return true;
	}
	for (var j in selectedItems) {
		Zotero.debug("Pushing " + j);
		allJids.push(j);
	}
	}
	
	var sets = [];
	for each(var jid in allJids) {
		sets.push({ jid: jid });
	}
	
	function first(set, next) {
		var jid = set.jid;
		var downloadString = "suffix=" + jid;
		
		Zotero.Utilities.HTTP.doPost("http://"+host+"/action/downloadSingleCitation?format=refman&direct=true&singleCitation=true", downloadString, function(text) {
			// load translator for RIS
			var translator = Zotero.loadTranslator("import");
			translator.setTranslator("32d59d2d-b65a-4da4-b0a3-bdd3cfb979e7");
			translator.setString(text);
			translator.setHandler("itemDone", function(obj, item) {
				if(item.notes && item.notes[0]) {
					// For some reason JSTOR exports abstract with 'AB' tag istead of 'N1'
					item.abstractNote = item.notes[0].note;
					
					delete item.notes;
					item.notes = undefined;
				}
				
				// Don't save HTML snapshot from 'UR' tag
				item.attachments = [];
				
				set.doi = "10.2307/" + jid;
				
				if (/stable\/(\d+)/.test(item.url)) {
					var pdfurl = "http://"+ host + "/stable/pdfplus/" + jid + ".pdf";
					item.attachments.push({url:pdfurl, title:"JSTOR Full Text PDF", mimeType:"application/pdf"});
				}
				
				set.item = item;
				
				next();
			});
			
			translator.translate();
		});
	}
	
	function second(set, next) {
		var item = set.item;
		
		if (!set.doi) {
			item.complete();
			next();
		}
		
		var doi = set.doi;
		var crossrefURL = "http://www.crossref.org/openurl/?req_dat=zter:zter321&url_ver=Z39.88-2004&ctx_ver=Z39.88-2004&rft_id=info%3Adoi/"+doi+"&noredirect=true&format=unixref";
		
		Zotero.Utilities.HTTP.doGet(crossrefURL, function (text) {
			text = text.replace(/<\?xml[^>]*\?>/, "");
			// parse XML with E4X
			try {
				var xml = new XML(text);
			} catch(e) {
				item.complete();
				next();
				return;
			}
			
			var doi = xml..doi;
			
			// ensure DOI is valid
			if(!xml..error.length()) {
				Zotero.debug("DOI is valid");
				item.DOI = doi;
			}
			
			item.complete();
			next();
		});
	}
	
	var callbacks = [first, second];
	Zotero.Utilities.processAsync(sets, callbacks, function () { Zotero.done(); });
	Zotero.wait();
}