104 lines
No EOL
2.4 KiB
JavaScript
104 lines
No EOL
2.4 KiB
JavaScript
{
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"translatorID":"c159dcfe-8a53-4301-a499-30f6549c340d",
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"translatorType":4,
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"label":"DOI",
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"creator":"Simon Kornblith",
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"target":null,
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"minVersion":"1.0.10",
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"maxVersion":"",
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"priority":300,
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"inRepository":true,
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"lastUpdated":"2009-04-07 15:48:00"
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}
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var items = {};
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var selectArray = {};
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// builds a list of DOIs
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function getDOIs(doc) {
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const DOIre = /\b(10\.[\w.]+\/[^\/\s]+)\.?\b/igm;
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const DOIXPath = "//text()[contains(., '10.')]";
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DOIre.lastMatch = 0;
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var DOIs = [];
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var node, m;
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var results = doc.evaluate(DOIXPath, doc, null, XPathResult.ANY_TYPE, null);
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while(node = results.iterateNext()) {
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while(m = DOIre.exec(node.nodeValue)) {
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var DOI = m[1];
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if(DOI.substr(-1) == ")" && DOI.indexOf("(") == -1) {
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DOI = DOI.substr(0, DOI.length-1);
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}
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// only add new DOIs
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if(DOIs.indexOf(DOI) == -1) {
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DOIs.push(DOI);
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}
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}
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}
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return DOIs;
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}
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function detectWeb(doc, url) {
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const blacklistRe = /^https?:\/\/[^/]*google\.com/i;
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if(!blacklistRe.test(url)) {
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var DOIs = getDOIs(doc);
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Zotero.debug(DOIs);
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if(DOIs.length) {
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return DOIs.length == 1 ? "journalArticle" : "multiple";
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}
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}
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return false;
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}
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function retrieveNextDOI(DOIs, doc) {
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if(DOIs.length) {
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// retrieve DOI
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var DOI = DOIs.shift();
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var translate = Zotero.loadTranslator("search");
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translate.setTranslator("11645bd1-0420-45c1-badb-53fb41eeb753");
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var item = {"itemType":"journalArticle", "DOI":DOI};
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translate.setSearch(item);
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// don't save when item is done
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translate.setHandler("itemDone", function(translate, item) {
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item.repository = "CrossRef";
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items[DOI] = item;
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selectArray[DOI] = item.title;
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});
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translate.setHandler("done", function(translate) {
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retrieveNextDOI(DOIs, doc);
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});
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translate.translate();
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} else {
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// all DOIs retrieved now
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// check to see if there is more than one DOI
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var numDOIs = 0;
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for(var DOI in selectArray) {
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numDOIs++;
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if(numDOIs == 2) break;
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}
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if(numDOIs == 0) {
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throw "DOI Translator: could not find DOI";
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} else if(numDOIs == 1) {
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// do we want to add URL of the page?
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items[DOI].url = doc.location.href;
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items[DOI].attachments = [{document:doc}];
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items[DOI].complete();
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} else {
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selectArray = Zotero.selectItems(selectArray);
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for(var DOI in selectArray) {
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items[DOI].complete();
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}
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}
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Zotero.done();
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}
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}
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function doWeb(doc, url) {
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var DOIs = getDOIs(doc);
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// retrieve full items asynchronously
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Zotero.wait();
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retrieveNextDOI(DOIs, doc);
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} |