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translators/Library Catalog (Polaris).js
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{ | |
"translatorID": "12541207-ed80-4b59-9d46-fafa3aa61f7f", | |
"label": "Library Catalog (Polaris)", | |
"creator": "Aurimas Vinckevicius", | |
"target": "/polaris/search/(searchresults|title)\\.aspx\\?", | |
"minVersion": "3.0", | |
"maxVersion": "", | |
"priority": 250, | |
"inRepository": true, | |
"translatorType": 4, | |
"browserSupport": "gcsibv", | |
"lastUpdated": "2015-02-19 04:55:29" | |
} | |
/* | |
***** BEGIN LICENSE BLOCK ***** | |
Polaris Library Catalog Translator | |
Copyright © 2015 Aurimas Vinckevicius | |
This file is part of Zotero. | |
Zotero is free software: you can redistribute it and/or modify | |
it under the terms of the GNU Affero General Public License as published by | |
the Free Software Foundation, either version 3 of the License, or | |
(at your option) any later version. | |
Zotero is distributed in the hope that it will be useful, | |
but WITHOUT ANY WARRANTY; without even the implied warranty of | |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
GNU Affero General Public License for more details. | |
You should have received a copy of the GNU Affero General Public License | |
along with Zotero. If not, see <http://www.gnu.org/licenses/>. | |
***** END LICENSE BLOCK ***** | |
*/ | |
/** Sample catalogs | |
* http://pac.kings.edu/polaris/ | |
* http://librarycatalog.eugene-or.gov/Polaris/ | |
* http://www.clan.lib.nv.us/polaris/ | |
*/ | |
function detectWeb(doc, url) { | |
if (url.indexOf('title.aspx') != -1 && getPos(url) !== null) { | |
return getItemType(doc); | |
} | |
if (url.indexOf('searchresults.aspx') != -1 && getSearchResults(doc, true)) { | |
return 'multiple' | |
} | |
} | |
/** | |
* Extract pos value from URL | |
*/ | |
function getPos(url) { | |
var m = url.match(/[?&]pos=(\d+)/); | |
if (!m) return null; | |
return m[1]; | |
} | |
function getItemType(doc) { | |
var type = ZU.xpath(doc, '//td[@class="nsm-full-label" and starts-with(text(),"Format")]/following-sibling::td'); | |
if (!type.length) return false; | |
if (type.length != 1) { | |
Zotero.debug("Item type detection matched multiple nodes!!"); | |
} | |
type = type[0].textContent.toLowerCase(); | |
if (/\b(?:book|printed music)\b/.test(type)) { | |
return 'book'; | |
} | |
if (/\b(?:sound recording|music)\b/.test(type)) { | |
return 'audioRecording'; | |
} | |
if (/\b(?:dvd|videorecording)\b/.test(type)) { | |
return 'film'; | |
} | |
if (/\b(?:map)\b/.test(type)) { | |
return 'map'; | |
} | |
return 'document'; | |
} | |
function getSearchResults(doc, checkOnly) { | |
var titles = doc.getElementsByClassName('nsm-brief-primary-title-group'); | |
var items = {}, | |
found = false; | |
for (var i=0; i<titles.length; i++) { | |
var link = titles[i].getElementsByTagName('a')[0]; | |
if (!link) continue; | |
var title = ZU.trimInternal(link.textContent); | |
var pos = getPos(link.href); | |
if (!title || pos == null) continue; | |
if (checkOnly) return true; | |
found = true; | |
items[pos] = title; | |
} | |
return checkOnly ? false : items; | |
} | |
function doWeb(doc, url) { | |
if (detectWeb(doc, url) == 'multiple') { | |
Z.selectItems(getSearchResults(doc), function(items) { | |
if (!items) return true; | |
var pos = []; | |
for (var i in items) { | |
pos.push(i); | |
} | |
scrape(pos); | |
}) | |
} else { | |
scrape([getPos(url)]) | |
} | |
} | |
function scrape(pos) { | |
pos = pos.map(function(p) { | |
return '/polaris/search/components/ajaxMARC.aspx?fp=0&pos=' + p; | |
}); | |
var translator = Zotero.loadTranslator("import"); | |
// MARC | |
translator.setTranslator("a6ee60df-1ddc-4aae-bb25-45e0537be973"); | |
translator.getTranslatorObject(function(marc) { | |
ZU.processDocuments(pos, function(doc) { | |
var record = new marc.record(); | |
var lines = doc.getElementsByTagName('tr'); | |
for (var i=0; i<lines.length; i++) { | |
var tag = lines[i].children[0]; | |
var ind = lines[i].children[1]; | |
var data = lines[i].children[2]; | |
if (!data) continue; // must have all three or else... something went wrong | |
tag = tag.textContent.trim(); | |
ind = ind.textContent; | |
switch (tag) { | |
case 'LDR': | |
record.leader = data.textContent; | |
continue; | |
case 'FMT': // Not sure if this is relevant to Polaris | |
case '': | |
continue; | |
default: | |
var textData = ''; | |
for (var j=0; j<data.childNodes.length; j++) { | |
var child = data.childNodes[j]; | |
if (child.classList && child.classList.contains('marc_sub')) { | |
textData += marc.subfieldDelimiter | |
+ child.textContent.trim().substr(1); // Drop $ | |
} else { | |
textData += child.textContent; | |
} | |
} | |
record.addField(tag, ind, textData); | |
} | |
} | |
var newItem = new Zotero.Item(); | |
record.translate(newItem); | |
newItem.complete(); | |
}) | |
}); | |
} |