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Fixes #1256, now using advertisements to determine guest/free vs paid access (w/ pdfs). Also fixed bug with attachment handling when there is no PDF available.

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This commit is contained in:
Matt Burton 2008-12-15 01:00:27 +00:00
parent cca5bc3d35
commit 3cb7b3d174
1 changed files with 22 additions and 11 deletions
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33
translators/ScienceDirect.js
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@ -28,8 +28,6 @@ function doWeb(doc, url) {
if (prefix == 'x') return namespace; else return null;
} : null;
// MCB-04dec08: Old guest detection logic was broken, the check of advertisement has not been fully vetted
//if (!doc.evaluate('//img[contains(@src, "guest_user.gif")]', doc, nsResolver, XPathResult.ANY_TYPE, null).iterateNext()) {
if (!doc.evaluate('//div[@title = "Advertisement."]', doc, nsResolver, XPathResult.ANY_TYPE, null).iterateNext()) {
var articles = new Array();
if(detectWeb(doc, url) == "multiple") {
@ -59,15 +57,31 @@ function doWeb(doc, url) {
Zotero.Utilities.processDocuments(articles, function(newDoc) {
var doi = newDoc.evaluate('//div[@class="articleHeaderInner"][@id="articleHeader"]/a[contains(text(), "doi")]', newDoc, nsResolver, XPathResult.ANY_TYPE, null).iterateNext().textContent.substr(4);
// MCB-04dec08: grab the correct PDF link, there are at least 2 versions
// MCB-04dec08: In RARE cases the PDF link does not exists...need some logic here and below in the item.attachments section
var tempPDF = newDoc.evaluate('//a[@class="noul" and div/div[contains(text(), "PDF")]]', newDoc, nsResolver, XPathResult.ANY_TYPE, null).iterateNext();
var PDF = (tempPDF) ?
tempPDF.href :
newDoc.evaluate('//a[@class="noul" and contains(text(), "PDF")]', newDoc, nsResolver, XPathResult.ANY_TYPE, null).iterateNext().href;
if (!tempPDF) { // PDF xpath failed, lets try another
tempPDF = newDoc.evaluate('//a[@class="noul" and contains(text(), "PDF")]', newDoc, nsResolver, XPathResult.ANY_TYPE, null).iterateNext();
if (!tempPDF) { // second PDF xpath failed set PDF to null to avoid item.attachements
PDF = null;
} else {
PDF = tempPDF.href; // second xpath succeeded, use that link
}
} else {
var PDF = tempPDF.href; // first xpath succeeded, use that link
}
var url = newDoc.location.href;
var get = newDoc.evaluate('//a[img[contains(@src, "exportarticle_a.gif")]]', newDoc, nsResolver, XPathResult.ANY_TYPE, null).iterateNext().href;
// if the PDF is available make it an attachment
if (PDF) {
attachements = [
{url:url, title:"ScienceDirect Snapshot", mimeType:"text/html"},
{url:PDF, title:"ScienceDirect Full Text PDF", mimeType:"application/pdf"} // Sometimes PDF is null...I hope that is ok
];
} else {
attachements = [
{url:url, title:"ScienceDirect Snapshot", mimeType:"text/html"},
];
}
Zotero.Utilities.HTTP.doGet(get, function(text) {
var md5 = text.match(/<input type=hidden name=md5 value=([^>]+)>/)[1];
var acct = text.match(/<input type=hidden name=_acct value=([^>]+)>/)[1];
@ -88,10 +102,7 @@ function doWeb(doc, url) {
translator.setTranslator("32d59d2d-b65a-4da4-b0a3-bdd3cfb979e7");
translator.setString(text);
translator.setHandler("itemDone", function(obj, item) {
item.attachments = [
{url:url, title:"ScienceDirect Snapshot", mimeType:"text/html"},
{url:PDF, title:"ScienceDirect Full Text PDF", mimeType:"application/pdf"}
];
item.attachments = attachements;
if(item.notes[0]) {