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Updated JSTOR to use processAsync()

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This commit is contained in:
Dan Stillman 2009-08-19 22:10:19 +00:00
parent 35344f5f05
commit 362d5f3e01
1 changed files with 95 additions and 49 deletions
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144
translators/JSTOR.js
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@ -8,7 +8,7 @@
"maxVersion":"",
"priority":100,
"inRepository":true,
"lastUpdated":"2009-05-05 07:15:00"
"lastUpdated":"2009-08-19 22:10:00"
}
function detectWeb(doc, url) {
@ -32,6 +32,32 @@ function detectWeb(doc, url) {
}
}
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) {
@ -46,11 +72,13 @@ function doWeb(doc, url) {
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);
allJids.push(RegExp.$1);
jid = RegExp.$1;
allJids.push(jid);
Zotero.debug("JID found 2 " + jid);
}
else {
@ -83,66 +111,84 @@ function doWeb(doc, url) {
}
}
for (var i in allJids) {
var downloadString = "&suffix="+allJids[i];
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 = [];
if (/stable\/(\d+)/.test(item.url)) {
var localJid = RegExp.$1;
var doi = "10.2307/"+localJid;
checkDOI(item, doi);
var pdfurl = "http://"+ host + "/stable/pdfplus/" + localJid + ".pdf";
item.attachments.push({url:pdfurl, title:"JSTOR Full Text PDF", mimeType:"application/pdf"});
}
});
var sets = [];
for each(var jid in allJids) {
sets.push({ jid: jid });
}
function first(set, next) {
var jid = set.jid;
var downloadString = "suffix=" + jid;
translator.translate();
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 checkDOI(item, 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";
var doiCheckGenerate = function(item) {
var closedItem = item;
var checker = function(responseText) {
responseText = responseText.replace(/<\?xml[^>]*\?>/, "");
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(responseText);
var xml = new XML(text);
} catch(e) {
return false;
item.complete();
next();
return;
}
var doi = xml..doi;
// ensure DOI is valid
if(!xml..error.length()) {
Zotero.debug("DOI is Valid.");
closedItem.DOI = doi;
Zotero.debug("DOI is valid");
item.DOI = doi;
}
};
return checker;
};
item.complete();
next();
});
}
var checkDOI = doiCheckGenerate(item);
Zotero.Utilities.HTTP.doGet(crossrefURL, checkDOI, function() { item.complete(); Zotero.done(); });
var callbacks = [first, second];
Zotero.Utilities.processAsync(sets, callbacks, function () { Zotero.done(); });
Zotero.wait();
}