CrossRef.js

{
	"translatorID":"11645bd1-0420-45c1-badb-53fb41eeb753",
	"translatorType":8,
	"label":"CrossRef",
	"creator":"Simon Kornblith",
	"target":"http://partneraccess.oclc.org/",
	"minVersion":"1.0.0b3.r1",
	"maxVersion":"",
	"priority":90,
	"inRepository":true,
	"lastUpdated":"2007-09-15 21:00:00"
}

function detectSearch(item) {
	if(item.itemType == "journalArticle") {
		return true;
	}
	return false;
}

function fixAuthorCapitalization(string) {
	if(string.toUpperCase() == string) {
		string = string.toLowerCase().replace(/\b[a-z]/g, function(m) { return m[0].toUpperCase() });
	}
	return string;
}

function processCrossRef(xmlOutput) {
	xmlOutput = xmlOutput.replace(/<\?xml[^>]*\?>/, "");
	
	// parse XML with E4X
	try {
		var xml = new XML(xmlOutput);
	} catch(e) {
		return false;
	}
	
	// ensure status is valid
	if(!xml.doi_record.length()) return false;
	// ensure this isn't an error
	if(xml.doi_record.crossref.error.length()) {
		throw xml.doi_record.crossref.error
		return false;
	}
	if(xml.doi_record[0].crossref.journal.length()) {
		var item = new Zotero.Item("journalArticle");
		var itemXML = xml.doi_record.crossref.journal;
		var refXML = itemXML.journal_article;
		var metadataXML = itemXML.journal_metadata;
		
		item.ISSN = itemXML.journal_metadata.issn.toString();
		item.publicationTitle = itemXML.journal_metadata.full_title.toString();
		item.journalAbbreviation = itemXML.journal_metadata.abbrev_title.toString();
		item.volume = itemXML.journal_issue.journal_volume.volume.toString();
		item.issue = itemXML.journal_issue.issue.toString();
	} else if(xml.doi_record[0].crossref.book.length()) {
		var item = new Zotero.Item("book");
		var refXML = xml.doi_record[0].crossref.book.book_metadata;
		var metadataXML = refXML;
		var seriesXML = metadataXML.series_metadata;
		
		item.place = metadataXML.publisher.publisher_place.toString();
	} else if(xml.doi_record[0].crossref.conference.length()) {
		var item = new Zotero.Item("conferencePaper");
		var itemXML = xml.doi_record[0].crossref.conference;
		var refXML = itemXML.conference_paper;
		var metadataXML = itemXML.proceedingsMetadata;
		var seriesXML = metadataXML.series_metadata;
		
		item.publicationTitle = itemXML.proceedings_metadata.proceedings_title.toString();
		item.place = itemXML.event_metadata.conference_location.toString();
		item.conferenceName = itemXML.event_metadata.conference_name.toString();
	}
	
	var contributors = refXML.contributors.children();
	
	if(metadataXML.isbn.length()) item.ISBN = metadataXML.isbn[0].toString();
	if(metadataXML.issn.length()) item.ISSN = metadataXML.issn[0].toString();
	item.publisher = metadataXML.publisher.publisher_name.toString();
	item.edition = metadataXML.edition_number.toString();
	if(!item.volume) item.volume = metadataXML.volume.toString();
	
	if(seriesXML && seriesXML.length()) {
		if(seriesXML.contributors.length()) {
			contributors += seriesXML.contributors.children();
		}
		item.seriesNumber = seriesXML.series_number.toString();
	}
	
	for each(var creatorXML in contributors) {
		var creator = {creatorType:"author"};
		if(creatorXML.contributor_role == "editor") {
			creator.creatorType = "editor";
		} else if(creatorXML.contributor_role == "translator") {
			creator.creatorType = "translator";
		} else if(creatorXML.contributor_role == "chair") {
			creator.creatorType = "contributor"; 
		}
		
		if(creatorXML.localName() == "organization") {
			creator.fieldMode = 1;
			creator.lastName = creatorXML.toString();
		} else if(creatorXML.localName() == "person_name") {
			creator.firstName = fixAuthorCapitalization(creatorXML.given_name.toString());
			creator.lastName = fixAuthorCapitalization(creatorXML.surname.toString());
		}
		item.creators.push(creator);
	}
	
	item.date = refXML.publication_date.year.toString();
	if(refXML.publication_date.month.length()) {
		item.date = refXML.publication_date.month.toString()+"/"+item.date;
	}
	
	if(refXML.pages.length()) {
		item.pages = refXML.pages.first_page.toString();
		if(refXML.pages.last_page.length()) {
			item.pages += "-"+refXML.pages.last_page.toString();
		}
	}
	
	item.DOI = refXML.doi_data.doi.toString();
	item.url = refXML.doi_data.resource.toString();
	item.title = refXML.titles.title.toString();
	
	item.complete();
	return true;
}

function doSearch(item) {
	if(item.contextObject) {
		var co = item.contextObject;
		if(co.indexOf("url_ver=") == -1) {
			co = "url_ver=Z39.88-2004&"+co;
		}
	} else {
		var co = Zotero.Utilities.createContextObject(item);
	}
	
	Zotero.Utilities.HTTP.doGet("http://www.crossref.org/openurl?req_dat=zter:zter321&"+co+"&noredirect=true&format=unixref", function(responseText) {
		processCrossRef(responseText);
		Zotero.done();
	});
	
	Zotero.wait();
}