1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
|
{
"translatorID":"b6d0a7a-d076-48ae-b2f0-b6de28b194e",
"translatorType":4,
"label":"ScienceDirect",
"creator":"Michael Berkowitz",
"target":"https?://[^/]*science-?direct\\.com[^/]*/science(\\/article)?(\\?(?:.+\\&|)ob=(?:ArticleURL|ArticleListURL|PublicationURL))?",
"minVersion":"1.0.0b3.r1",
"maxVersion":null,
"priority":100,
"inRepository":true,
"lastUpdated":"2009-07-17 05:30:00"
}
function detectWeb(doc, url) {
if ((url.indexOf("_ob=DownloadURL") != -1) || doc.title == "ScienceDirect Login") {
return false;
}
if((!url.match("pdf") && url.indexOf("_ob=ArticleURL") == -1 && url.indexOf("/article/") == -1) || url.indexOf("/journal/") != -1) {
return "multiple";
} else if (!url.match("pdf")) {
return "journalArticle";
}
}
function doWeb(doc, url) {
var namespace = doc.documentElement.namespaceURI;
var nsResolver = namespace ? function(prefix) {
if (prefix == 'x') return namespace; else return null;
} : null;
if (doc.evaluate('//*[contains(@src, "exportarticle_a.gif")]', doc, nsResolver, XPathResult.ANY_TYPE, null).iterateNext()) {
var articles = new Array();
if(detectWeb(doc, url) == "multiple") {
//search page
var items = new Object();
var xpath;
if (url.indexOf("_ob=PublicationURL") != -1) {
// not sure if this case still arises. may need to be fixed at some point
xpath = '//table[@class="resultRow"]/tbody/tr/td[2]/a';
} else {
xpath = '//div[@class="font3"][@id="bodyMainResults"]/table/tbody/tr/td[2]/a';
}
var rows = doc.evaluate(xpath, doc, nsResolver, XPathResult.ANY_TYPE, null);
var next_row;
while (next_row = rows.iterateNext()) {
var title = next_row.textContent;
var link = next_row.href;
if (!title.match(/PDF \(/) && !title.match(/Related Articles/)) items[link] = title;
}
items = Zotero.selectItems(items);
for (var i in items) {
articles.push(i);
}
var sets = [];
for each (article in articles) {
sets.push({article:article});
}
} else {
articles = [url];
var sets =[{currentdoc:doc}];
}
if(articles.length == 0) {
Zotero.debug('no items');
return;
}
var scrape = function(newDoc, set) {
var PDF;
var tempPDF = newDoc.evaluate('//a[@class="noul" and div/div[contains(text(), "PDF")]]', newDoc, nsResolver, XPathResult.ANY_TYPE, null).iterateNext();
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.attachments
PDF = null;
} else {
PDF = tempPDF.href; // second xpath succeeded, use that link
}
} else {
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 otherwise only use snapshot.
var attachments;
if (PDF) {
attachments = [
{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 {
attachments = [
{url:url, title:"ScienceDirect Snapshot", mimeType:"text/html"}
];
}
// This does not work, not sure why.
//var doi = newDoc.evaluate('//a[contains(text(), "doi")]/text()', newDoc, nsResolver, XPathResult.ANY_TYPE, null).iterateNext();
//Zotero.debug(doi);
//doi = doi.textContent.substr(4);
// pass these values to the next function
//set.doi = doi;
set.url = url;
set.get = get;
set.attachments = attachments;
return set;
};
var first = function(set, next) {
var article = set.article;
Zotero.Utilities.processDocuments(article, function(doc){
set = scrape(doc, set);
next();
});
};
var second = function(set, next) {
var url = set.url;
var get = set.get;
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];
var userid = text.match(/<input type=hidden name=_userid value=([^>]+)>/)[1];
var uoikey = text.match(/<input type=hidden name=_uoikey value=([^>]+)>/)[1];
if (text.match(/<input type=hidden name=_ArticleListID value=([^>]+)>/)) {
var alid = text.match(/<input type=hidden name=_ArticleListID value=([^>]+)>/)[1];
}
if (alid) {
var docID = "_ArticleListID=" + alid + "&_uoikey=" + uoikey;
} else {
var docID = "_uoikey=" + uoikey;
}
var post = "_ob=DownloadURL&_method=finish&_acct=" + acct + "&_userid=" + userid + "&_docType=FLA&" + docID + "&md5=" + md5 + "&count=1&JAVASCRIPT_ON=Y&format=cite-abs&citation-type=RIS&Export=Export&x=26&y=17";
var baseurl = url.match(/https?:\/\/[^/]+\//)[0];
set.post = post;
set.baseurl = baseurl;
next();
});
};
var third = function(set, next) {
var baseurl = set.baseurl;
var post = set.post;
var attachments = set.attachments;
Zotero.Utilities.HTTP.doPost(baseurl + 'science', post, function(text) {
var translator = Zotero.loadTranslator("import");
translator.setTranslator("32d59d2d-b65a-4da4-b0a3-bdd3cfb979e7");
translator.setString(text);
translator.setHandler("itemDone", function(obj, item) {
item.attachments = attachments;
if(item.notes[0]) {
item.abstractNote = item.notes[0].note;
item.notes = new Array();
}
item.DOI = item.DOI.substr(10);
item.complete();
});
translator.translate();
next();
}, false, 'windows-1252');
};
if(detectWeb(doc, url) == "journalArticle") {
Zotero.debug("Single");
var set = scrape(doc, {});
second(set, function(){
third(set, function(){
Zotero.done();
});
});
} else {
var callbacks = [first, second, third];
Zotero.Utilities.processAsync(sets, callbacks, function() {Zotero.done()});
}
} else {
var sets = [];
var articles = new Array();
if (detectWeb(doc, url) == "multiple") {
var items = new Object();
if (url.indexOf("_ob=PublicationURL") != -1) {
xpath = '//table[@class="resultRow"]/tbody/tr/td[2]/a';
// not sure whether this case still exists
} else {
xpath = '//div[@class="font3"][@id="bodyMainResults"]/table/tbody/tr/td[2]/a';
}
var rows = doc.evaluate(xpath, doc, nsResolver, XPathResult.ANY_TYPE, null);
var next_row;
while (next_row = rows.iterateNext()) {
var title = next_row.textContent;
var link = next_row.href;
if (!title.match(/PDF \(/) && !title.match(/Related Articles/)) items[link] = title;
}
items = Zotero.selectItems(items);
for (var i in items) {
articles.push(i);
}
} else {
articles = [url];
}
if(articles.length == 0) {
Zotero.debug('no items');
return;
}
for each (article in articles) {
sets.push({article:article});
}
var unauthScrape = function(doc2) {
var item = new Zotero.Item("journalArticle");
item.repository = "ScienceDirect";
item.url = doc2.location.href;
var title = doc2.title.match(/^[^-]+\-([^:]+):(.*)$/);
item.title = Zotero.Utilities.trimInternal(title[2]);
item.publicationTitle = Zotero.Utilities.trimInternal(title[1]);
voliss = doc2.evaluate('//div[@class="pageText"][@id="sdBody"]/table/tbody/tr/td[1]', doc2, nsResolver, XPathResult.ANY_TYPE, null).iterateNext().textContent;
if (voliss.match(/Volume\s+\d+/)) item.volume = voliss.match(/Volume\s+(\d+)/)[1];
if (voliss.match(/Issues?\s+[^,]+/)) item.issue = voliss.match(/Issues?\s+([^,]+)/)[1];
if (voliss.match(/(J|F|M|A|S|O|N|D)\w+\s+\d{4}/)) item.date = voliss.match(/(J|F|M|A|S|O|N|D)\w+\s+\d{4}/)[0];
if (voliss.match(/Pages?\s+[^,^\s]+/)) item.pages = voliss.match(/Pages?\s+([^,^\s]+)/)[1];
var abspath = '//div[@class="articleHeaderInner"][@id="articleHeader"]/div[@class="articleText"]/p';
var absx = doc2.evaluate(abspath, doc2, nsResolver, XPathResult.ANY_TYPE, null);
var ab;
item.abstractNote = "";
while (ab = absx.iterateNext()) {
item.abstractNote += Zotero.Utilities.trimInternal(ab.textContent) + " ";
}
if (item.abstractNote.substr(0, 7) == "Summary") {
item.abstractNote = item.abstractNote.substr(9);
}
var tagpath = '//div[@class="articleText"]/p[strong[starts-with(text(), "Keywords:")]]';
if (doc2.evaluate(tagpath, doc2, nsResolver, XPathResult.ANY_TYPE, null).iterateNext()) {
if (doc2.evaluate(tagpath, doc2, nsResolver, XPathResult.ANY_TYPE, null).iterateNext().textContent.split(":")[1]) {
var tags = doc2.evaluate(tagpath, doc2, nsResolver, XPathResult.ANY_TYPE, null).iterateNext().textContent.split(":")[1].split(";");
for (var i in tags) {
item.tags.push(Zotero.Utilities.trimInternal(tags[i]));
}
}
}
item.attachments.push({url:doc2.location.href, title:"ScienceDirect Snapshot", mimeType:"text/html"});
return item;
};
var first = function(set, next) {
var article = set.article;
Zotero.Utilities.processDocuments(article, function(doc2) {
set.item = unauthScrape(doc2);
next();
});
};
var second = function(set, next) {
var item = set.item;
Zotero.Utilities.HTTP.doGet(item.url, function(text) {
item.DOI = text.match(/>doi:([^<]*)/)[1];
try {
var aus = text.match(/<strong>\s+<p>.*<\/strong>/)[0].replace(/<sup>/g, "$").replace(/<\/sup>/g, "$");
aus = aus.replace(/\$[^$]*\$/g, "");
aus = aus.replace(/<a[^>]*>/g, "$").replace(/<\/a[^>]*>/g, "$");
aus = aus.replace(/\$[^$]*\$/g, "");
aus = Zotero.Utilities.cleanTags(aus);
aus = aus.split(/(,|and)/);
for (var a in aus) {
if (aus[a] != "," && aus[a] != "and" && aus[a].match(/\w+/)) {
item.creators.push(Zotero.Utilities.cleanAuthor(Zotero.Utilities.unescapeHTML(Zotero.Utilities.trimInternal(aus[a]), "author")));
}
}
} catch(e) {
Zotero.debug("No Authors listed.");
}
item.complete();
next();
});
};
var callbacks = [first, second];
if(detectWeb(doc, url) == "journalArticle") {
second({item:unauthScrape(doc)}, function() {Zotero.done()});
} else {
Zotero.Utilities.processAsync(sets, callbacks, function() {Zotero.done()});
}
}
Zotero.wait();
}
|
