585e5981f6
Conflicts: chrome/content/zotero/xpcom/storage/webdav.js chrome/content/zotero/xpcom/storage/zfs.js
1692 lines
53 KiB
JavaScript
1692 lines
53 KiB
JavaScript
/*
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***** BEGIN LICENSE BLOCK *****
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Copyright © 2009 Center for History and New Media
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George Mason University, Fairfax, Virginia, USA
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http://zotero.org
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This file is part of Zotero.
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Zotero is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Zotero is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with Zotero. If not, see <http://www.gnu.org/licenses/>.
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Utilities based in part on code taken from Piggy Bank 2.1.1 (BSD-licensed)
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***** END LICENSE BLOCK *****
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*/
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/*
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* Mappings for names
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* Note that this is the reverse of the text variable map, since all mappings should be one to one
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* and it makes the code cleaner
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*/
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const CSL_NAMES_MAPPINGS = {
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"author":"author",
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"editor":"editor",
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"bookAuthor":"container-author",
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"composer":"composer",
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"director":"director",
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"interviewer":"interviewer",
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"recipient":"recipient",
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"reviewedAuthor":"reviewed-author",
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"seriesEditor":"collection-editor",
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"translator":"translator"
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}
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/*
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* Mappings for text variables
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*/
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const CSL_TEXT_MAPPINGS = {
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"title":["title"],
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"container-title":["publicationTitle", "reporter", "code"], /* reporter and code should move to SQL mapping tables */
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"collection-title":["seriesTitle", "series"],
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"collection-number":["seriesNumber"],
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"publisher":["publisher", "distributor"], /* distributor should move to SQL mapping tables */
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"publisher-place":["place"],
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"authority":["court"],
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"page":["pages"],
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"volume":["volume"],
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"issue":["issue"],
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"number-of-volumes":["numberOfVolumes"],
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"number-of-pages":["numPages"],
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"edition":["edition"],
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"version":["version"],
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"section":["section"],
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"genre":["type"],
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"source":["libraryCatalog"],
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"dimension": ["artworkSize", "runningTime"],
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"medium":["medium", "system"],
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"scale":["scale"],
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"archive":["archive"],
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"archive_location":["archiveLocation"],
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"event":["meetingName", "conferenceName"], /* these should be mapped to the same base field in SQL mapping tables */
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"event-place":["place"],
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"abstract":["abstractNote"],
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"URL":["url"],
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"DOI":["DOI"],
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"ISBN":["ISBN"],
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"ISSN":["ISSN"],
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"call-number":["callNumber"],
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"note":["extra"],
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"number":["number"],
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"references":["history"],
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"shortTitle":["shortTitle"],
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"journalAbbreviation":["journalAbbreviation"],
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"language":["language"]
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}
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/*
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* Mappings for dates
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*/
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const CSL_DATE_MAPPINGS = {
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"issued":"date",
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"accessed":"accessDate"
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}
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/*
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* Mappings for types
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*/
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const CSL_TYPE_MAPPINGS = {
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'book':"book",
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'bookSection':'chapter',
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'journalArticle':"article-journal",
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'magazineArticle':"article-magazine",
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'newspaperArticle':"article-newspaper",
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'thesis':"thesis",
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'encyclopediaArticle':"entry-encyclopedia",
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'dictionaryEntry':"entry-dictionary",
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'conferencePaper':"paper-conference",
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'letter':"personal_communication",
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'manuscript':"manuscript",
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'interview':"interview",
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'film':"motion_picture",
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'artwork':"graphic",
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'webpage':"webpage",
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'report':"report",
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'bill':"bill",
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'case':"legal_case",
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'hearing':"bill", // ??
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'patent':"patent",
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'statute':"legislation", // ??
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'email':"personal_communication",
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'map':"map",
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'blogPost':"post-weblog",
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'instantMessage':"personal_communication",
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'forumPost':"post",
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'audioRecording':"song", // ??
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'presentation':"speech",
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'videoRecording':"motion_picture",
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'tvBroadcast':"broadcast",
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'radioBroadcast':"broadcast",
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'podcast':"song", // ??
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'computerProgram':"book" // ??
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};
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/**
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* @class Functions for text manipulation and other miscellaneous purposes
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*/
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Zotero.Utilities = {
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/**
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* Cleans extraneous punctuation off a creator name and parse into first and last name
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*
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* @param {String} author Creator string
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* @param {String} type Creator type string (e.g., "author" or "editor")
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* @param {Boolean} useComma Whether the creator string is in inverted (Last, First) format
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* @return {Object} firstName, lastName, and creatorType
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*/
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"cleanAuthor":function(author, type, useComma) {
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var allCaps = 'A-Z' +
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'\u0400-\u042f'; //cyrilic
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var allCapsRe = new RegExp('^[' + allCaps + ']+$');
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var initialRe = new RegExp('^-?[' + allCaps + ']$');
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if(typeof(author) != "string") {
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throw "cleanAuthor: author must be a string";
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}
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author = author.replace(/^[\s\u00A0\.\,\/\[\]\:]+/, '')
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.replace(/[\s\u00A0\.\,\/\[\]\:]+$/, '')
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.replace(/[\s\u00A0]+/, ' ');
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if(useComma) {
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// Add spaces between periods
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author = author.replace(/\.([^ ])/, ". $1");
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var splitNames = author.split(/, ?/);
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if(splitNames.length > 1) {
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var lastName = splitNames[0];
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var firstName = splitNames[1];
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} else {
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var lastName = author;
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}
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} else {
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var spaceIndex = author.lastIndexOf(" ");
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var lastName = author.substring(spaceIndex+1);
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var firstName = author.substring(0, spaceIndex);
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}
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if(firstName && allCapsRe.test(firstName) &&
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firstName.length < 4 &&
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(firstName.length == 1 || lastName.toUpperCase() != lastName)) {
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// first name is probably initials
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var newFirstName = "";
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for(var i=0; i<firstName.length; i++) {
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newFirstName += " "+firstName[i]+".";
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}
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firstName = newFirstName.substr(1);
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}
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//add periods after all the initials
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if(firstName) {
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var names = firstName.replace(/^[\s\.]+/,'')
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.replace(/[\s\,]+$/,'')
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//remove spaces surronding any dashes
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.replace(/\s*([\u002D\u00AD\u2010-\u2015\u2212\u2E3A\u2E3B])\s*/,'-')
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.split(/(?:[\s\.]+|(?=-))/);
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var newFirstName = '';
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for(var i=0, n=names.length; i<n; i++) {
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newFirstName += names[i];
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if(initialRe.test(names[i])) newFirstName += '.';
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newFirstName += ' ';
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}
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firstName = newFirstName.replace(/ -/g,'-').trim();
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}
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return {firstName:firstName, lastName:lastName, creatorType:type};
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},
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/**
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* Removes leading and trailing whitespace from a string
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* @type String
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*/
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"trim":function(/**String*/ s) {
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if (typeof(s) != "string") {
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throw "trim: argument must be a string";
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}
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s = s.replace(/^\s+/, "");
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return s.replace(/\s+$/, "");
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},
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/**
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* Cleans whitespace off a string and replaces multiple spaces with one
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* @type String
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*/
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"trimInternal":function(/**String*/ s) {
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if (typeof(s) != "string") {
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throw "trimInternal: argument must be a string";
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}
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s = s.replace(/[\xA0\r\n\s]+/g, " ");
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return this.trim(s);
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},
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/**
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* Cleans any non-word non-parenthesis characters off the ends of a string
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* @type String
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*/
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"superCleanString":function(/**String*/ x) {
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if(typeof(x) != "string") {
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throw "superCleanString: argument must be a string";
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}
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var x = x.replace(/^[\x00-\x27\x29-\x2F\x3A-\x40\x5B-\x60\x7B-\x7F\s]+/, "");
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return x.replace(/[\x00-\x28\x2A-\x2F\x3A-\x40\x5B-\x60\x7B-\x7F\s]+$/, "");
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},
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/**
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* Eliminates HTML tags, replacing <br>s with newlines
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* @type String
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*/
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"cleanTags":function(/**String*/ x) {
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if(typeof(x) != "string") {
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throw "cleanTags: argument must be a string";
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}
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x = x.replace(/<br[^>]*>/gi, "\n");
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return x.replace(/<[^>]+>/g, "");
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},
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/**
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* Strip info:doi prefix and any suffixes from a DOI
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* @type String
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*/
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"cleanDOI":function(/**String**/ x) {
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if(typeof(x) != "string") {
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throw "cleanDOI: argument must be a string";
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}
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var doi = x.match(/10\.[0-9]{4,}\/[^\s]*[^\s\.,]/);
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return doi ? doi[0] : null;
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},
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/**
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* Clean and validate ISBN.
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* Return isbn if valid, otherwise return false
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*/
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"cleanISBN":function(/**String*/ isbn) {
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isbn = isbn.replace(/[^x\d]+/ig, '').toUpperCase();
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if(isbn.length == 10) {
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// Verify ISBN-10 checksum
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var sum = 0;
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for (var i = 0; i < 9; i++) {
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if(isbn[i] == 'X') return false; //X can only be a check digit
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sum += isbn[i] * (10-i);
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}
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//check digit might be 'X'
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sum += (isbn[9] == 'X')? 10 : isbn[9]*1;
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return (sum % 11 == 0) ? isbn : false;
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}
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isbn = isbn.replace(/X/g, ''); //get rid of Xs
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if(isbn.length == 13) {
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// ISBN-13 should start with 978 or 979 i.e. GS1 for book publishing industry
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var prefix = isbn.slice(0,3);
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if (prefix != "978" && prefix != "979") return false;
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// Verify checksum
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var sum = 0;
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for (var i = 0; i < 12; i+=2) sum += isbn[i]*1; //to make sure it's int
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for (i = 1; i < 12; i+=2) sum += isbn[i]*3;
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sum += isbn[12]*1; //add the check digit
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return (sum % 10 == 0 )? isbn : false;
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}
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return false;
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},
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/**
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* Convert plain text to HTML by replacing special characters and replacing newlines with BRs or
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* P tags
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* @param {String} str Plain text string
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* @param {Boolean} singleNewlineIsParagraph Whether single newlines should be considered as
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* paragraphs. If true, each newline is replaced with a P tag. If false, double newlines
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* are replaced with P tags, while single newlines are replaced with BR tags.
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* @type String
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*/
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"text2html":function (/**String**/ str, /**Boolean**/ singleNewlineIsParagraph) {
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str = Zotero.Utilities.htmlSpecialChars(str);
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// \n => <p>
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if (singleNewlineIsParagraph) {
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str = '<p>'
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+ str.replace(/\n/g, '</p><p>')
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.replace(/ /g, ' ')
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+ '</p>';
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}
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// \n\n => <p>, \n => <br/>
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else {
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str = '<p>'
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+ str.replace(/\n\n/g, '</p><p>')
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.replace(/\n/g, '<br/>')
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.replace(/ /g, ' ')
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+ '</p>';
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}
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return str.replace(/<p>\s*<\/p>/g, '<p> </p>');
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},
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/**
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* Encode special XML/HTML characters<br/>
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* <br/>
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* Certain entities can be inserted manually:<br/>
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* <pre> <ZOTEROBREAK/> => <br/>
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* <ZOTEROHELLIP/> => &#8230;</pre>
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* @type String
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*/
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"htmlSpecialChars":function(/**String*/ str) {
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if (typeof str != 'string') str = str.toString();
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if (!str) {
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return '';
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}
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return str
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.replace(/&/g, '&')
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.replace(/"/g, '"')
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.replace(/'/g, ''')
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.replace(/</g, '<')
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.replace(/>/g, '>')
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.replace(/<ZOTERO([^\/]+)\/>/g, function (str, p1, offset, s) {
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switch (p1) {
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case 'BREAK':
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return '<br/>';
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case 'HELLIP':
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return '…';
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default:
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return p1;
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}
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});
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},
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/**
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* Decodes HTML entities within a string, returning plain text
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* @type String
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*/
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"unescapeHTML":new function() {
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var nsIScriptableUnescapeHTML, node;
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return function(/**String*/ str) {
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// If no tags, no need to unescape
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if(str.indexOf("<") === -1 && str.indexOf("&") === -1) return str;
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if(Zotero.isFx && !Zotero.isBookmarklet) {
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// Create a node and use the textContent property to do unescaping where
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// possible, because this approach preserves <br/>
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if(node === undefined) {
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var platformVersion = Components.classes["@mozilla.org/xre/app-info;1"]
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.getService(Components.interfaces.nsIXULAppInfo).platformVersion;
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if(Components.classes["@mozilla.org/xpcom/version-comparator;1"]
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.getService(Components.interfaces.nsIVersionComparator)
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.compare(platformVersion, "12.0") >= 0) {
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var parser = Components.classes["@mozilla.org/xmlextras/domparser;1"]
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.createInstance(Components.interfaces.nsIDOMParser);
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var domDocument = parser.parseFromString("<!DOCTYPE html><html></html>",
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"text/html");
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node = domDocument.createElement("div");
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} else {
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node = false;
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}
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}
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if(node) {
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node.innerHTML = str;
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return node.textContent.replace(/ {2,}/g, " ");
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} else if(!nsIScriptableUnescapeHTML) {
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nsIScriptableUnescapeHTML = Components.classes["@mozilla.org/feed-unescapehtml;1"]
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.getService(Components.interfaces.nsIScriptableUnescapeHTML);
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}
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return nsIScriptableUnescapeHTML.unescape(str);
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} else if(Zotero.isNode) {
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/*var doc = require('jsdom').jsdom(str, null, {
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"features":{
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"FetchExternalResources":false,
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"ProcessExternalResources":false,
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"MutationEvents":false,
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"QuerySelector":false
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|
}
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});
|
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if(!doc.documentElement) return str;
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return doc.documentElement.textContent;*/
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return Zotero.Utilities.cleanTags(str);
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} else {
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if(!node) node = document.createElement("div");
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node.innerHTML = str;
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return ("textContent" in node ? node.textContent : node.innerText).replace(/ {2,}/g, " ");
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}
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};
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},
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|
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/**
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* Wrap URLs and DOIs in <a href=""> links in plain text
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*
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* Ignore URLs preceded by '>', just in case there are already links
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* @type String
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*/
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"autoLink":function (/**String**/ str) {
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// "http://www.google.com."
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// "http://www.google.com. "
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// "<http://www.google.com>" (and other characters, with or without a space after)
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str = str.replace(/([^>])(https?:\/\/[^\s]+)([\."'>:\]\)](\s|$))/g, '$1<a href="$2">$2</a>$3');
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// "http://www.google.com"
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// "http://www.google.com "
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str = str.replace(/([^">])(https?:\/\/[^\s]+)(\s|$)/g, '$1<a href="$2">$2</a>$3');
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// DOI
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str = str.replace(/(doi:[ ]*)(10\.[^\s]+[0-9a-zA-Z])/g, '$1<a href="http://dx.doi.org/$2">$2</a>');
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return str;
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},
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|
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/**
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* Parses a text string for HTML/XUL markup and returns an array of parts. Currently only finds
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* HTML links (<a> tags)
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|
*
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|
* @return {Array} An array of objects with the following form:<br>
|
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* <pre> {
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* type: 'text'|'link',
|
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* text: "text content",
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* [ attributes: { key1: val [ , key2: val, ...] }
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* }</pre>
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*/
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"parseMarkup":function(/**String*/ str) {
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var parts = [];
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var splits = str.split(/(<a [^>]+>[^<]*<\/a>)/);
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for(var i=0; i<splits.length; i++) {
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// Link
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if (splits[i].indexOf('<a ') == 0) {
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var matches = splits[i].match(/<a ([^>]+)>([^<]*)<\/a>/);
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if (matches) {
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// Attribute pairs
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var attributes = {};
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var pairs = matches[1].match(/([^ =]+)="([^"]+")/g);
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for(var j=0; j<pairs.length; j++) {
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var keyVal = pairs[j].split(/=/);
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attributes[keyVal[0]] = keyVal[1].substr(1, keyVal[1].length - 2);
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}
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parts.push({
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type: 'link',
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text: matches[2],
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attributes: attributes
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});
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continue;
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}
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}
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parts.push({
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type: 'text',
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text: splits[i]
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});
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}
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return parts;
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},
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/**
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|
* Calculates the Levenshtein distance between two strings
|
|
* @type Number
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*/
|
|
"levenshtein":function (/**String*/ a, /**String**/ b) {
|
|
var aLen = a.length;
|
|
var bLen = b.length;
|
|
|
|
var arr = new Array(aLen+1);
|
|
var i, j, cost;
|
|
|
|
for (i = 0; i <= aLen; i++) {
|
|
arr[i] = new Array(bLen);
|
|
arr[i][0] = i;
|
|
}
|
|
|
|
for (j = 0; j <= bLen; j++) {
|
|
arr[0][j] = j;
|
|
}
|
|
|
|
for (i = 1; i <= aLen; i++) {
|
|
for (j = 1; j <= bLen; j++) {
|
|
cost = (a[i-1] == b[j-1]) ? 0 : 1;
|
|
arr[i][j] = Math.min(arr[i-1][j] + 1, Math.min(arr[i][j-1] + 1, arr[i-1][j-1] + cost));
|
|
}
|
|
}
|
|
|
|
return arr[aLen][bLen];
|
|
},
|
|
|
|
/**
|
|
* Test if an object is empty
|
|
*
|
|
* @param {Object} obj
|
|
* @type Boolean
|
|
*/
|
|
"isEmpty":function (obj) {
|
|
for (var i in obj) {
|
|
return false;
|
|
}
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
* Compares an array with another and returns an array with
|
|
* the values from array1 that don't exist in array2
|
|
*
|
|
* @param {Array} array1
|
|
* @param {Array} array2
|
|
* @param {Boolean} useIndex If true, return an array containing just
|
|
* the index of array2's elements;
|
|
* otherwise return the values
|
|
*/
|
|
"arrayDiff":function(array1, array2, useIndex) {
|
|
if (array1.constructor.name != 'Array') {
|
|
throw ("array1 is not an array in Zotero.Utilities.arrayDiff() (" + array1 + ")");
|
|
}
|
|
if (array2.constructor.name != 'Array') {
|
|
throw ("array2 is not an array in Zotero.Utilities.arrayDiff() (" + array2 + ")");
|
|
}
|
|
|
|
var val, pos, vals = [];
|
|
for (var i=0; i<array1.length; i++) {
|
|
val = array1[i];
|
|
pos = array2.indexOf(val);
|
|
if (pos == -1) {
|
|
vals.push(useIndex ? pos : val);
|
|
}
|
|
}
|
|
return vals;
|
|
},
|
|
|
|
/**
|
|
* Return new array with duplicate values removed
|
|
*
|
|
* From the JSLab Standard Library (JSL)
|
|
* Copyright 2007 - 2009 Tavs Dokkedahl
|
|
* Contact: http://www.jslab.dk/contact.php
|
|
*
|
|
* @param {Array} array
|
|
* @return {Array}
|
|
*/
|
|
"arrayUnique":function(arr) {
|
|
var a = [];
|
|
var l = arr.length;
|
|
for(var i=0; i<l; i++) {
|
|
for(var j=i+1; j<l; j++) {
|
|
// If this[i] is found later in the array
|
|
if (arr[i] === arr[j])
|
|
j = ++i;
|
|
}
|
|
a.push(arr[i]);
|
|
}
|
|
return a;
|
|
},
|
|
|
|
/**
|
|
* Generate a random integer between min and max inclusive
|
|
*
|
|
* @param {Integer} min
|
|
* @param {Integer} max
|
|
* @return {Integer}
|
|
*/
|
|
"rand":function (min, max) {
|
|
return Math.floor(Math.random() * (max - min + 1)) + min;
|
|
},
|
|
|
|
/**
|
|
* Parse a page range
|
|
*
|
|
* @param {String} Page range to parse
|
|
* @return {Integer[]} Start and end pages
|
|
*/
|
|
"getPageRange":function(pages) {
|
|
const pageRangeRegexp = /^\s*([0-9]+) ?[-\u2013] ?([0-9]+)\s*$/
|
|
|
|
var pageNumbers;
|
|
var m = pageRangeRegexp.exec(pages);
|
|
if(m) {
|
|
// A page range
|
|
pageNumbers = [m[1], m[2]];
|
|
} else {
|
|
// Assume start and end are the same
|
|
pageNumbers = [pages, pages];
|
|
}
|
|
return pageNumbers;
|
|
},
|
|
|
|
/**
|
|
* Pads a number or other string with a given string on the left
|
|
*
|
|
* @param {String} string String to pad
|
|
* @param {String} pad String to use as padding
|
|
* @length {Integer} length Length of new padded string
|
|
* @type String
|
|
*/
|
|
"lpad":function(string, pad, length) {
|
|
string = string ? string + '' : '';
|
|
while(string.length < length) {
|
|
string = pad + string;
|
|
}
|
|
return string;
|
|
},
|
|
|
|
/**
|
|
* Shorten and add an ellipsis to a string if necessary
|
|
*
|
|
* @param {String} str
|
|
* @param {Integer} len
|
|
* @param {Boolean} [countChars=false]
|
|
*/
|
|
"ellipsize":function (str, len, countChars) {
|
|
if (!len) {
|
|
throw ("Length not specified in Zotero.Utilities.ellipsize()");
|
|
}
|
|
if (str.length > len) {
|
|
return str.substr(0, len) + '\u2026' + (countChars ? ' (' + str.length + ' chars)' : '');
|
|
}
|
|
return str;
|
|
},
|
|
|
|
/**
|
|
* Port of PHP's number_format()
|
|
*
|
|
* MIT Licensed
|
|
*
|
|
* From http://kevin.vanzonneveld.net
|
|
* + original by: Jonas Raoni Soares Silva (http://www.jsfromhell.com)
|
|
* + improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
|
|
* + bugfix by: Michael White (http://getsprink.com)
|
|
* + bugfix by: Benjamin Lupton
|
|
* + bugfix by: Allan Jensen (http://www.winternet.no)
|
|
* + revised by: Jonas Raoni Soares Silva (http://www.jsfromhell.com)
|
|
* + bugfix by: Howard Yeend
|
|
* * example 1: number_format(1234.5678, 2, '.', '');
|
|
* * returns 1: 1234.57
|
|
*/
|
|
"numberFormat":function (number, decimals, dec_point, thousands_sep) {
|
|
var n = number, c = isNaN(decimals = Math.abs(decimals)) ? 2 : decimals;
|
|
var d = dec_point == undefined ? "." : dec_point;
|
|
var t = thousands_sep == undefined ? "," : thousands_sep, s = n < 0 ? "-" : "";
|
|
var i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "", j = (j = i.length) > 3 ? j % 3 : 0;
|
|
|
|
return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) + (c ? d + Math.abs(n - i).toFixed(c).slice(2) : "");
|
|
},
|
|
|
|
/**
|
|
* Cleans a title, converting it to title case and replacing " :" with ":"
|
|
*
|
|
* @param {String} string
|
|
* @param {Boolean} force Forces title case conversion, even if the capitalizeTitles pref is off
|
|
* @type String
|
|
*/
|
|
"capitalizeTitle":function(string, force) {
|
|
const skipWords = ["but", "or", "yet", "so", "for", "and", "nor", "a", "an",
|
|
"the", "at", "by", "from", "in", "into", "of", "on", "to", "with", "up",
|
|
"down", "as"];
|
|
|
|
// this may only match a single character
|
|
const delimiterRegexp = /([ \/\u002D\u00AD\u2010-\u2015\u2212\u2E3A\u2E3B])/;
|
|
|
|
string = this.trimInternal(string);
|
|
string = string.replace(/ : /g, ": ");
|
|
if(force === false || (!Zotero.Prefs.get('capitalizeTitles') && !force)) return string;
|
|
if(!string) return "";
|
|
|
|
// split words
|
|
var words = string.split(delimiterRegexp);
|
|
var isUpperCase = string.toUpperCase() == string;
|
|
|
|
var newString = "";
|
|
var delimiterOffset = words[0].length;
|
|
var lastWordIndex = words.length-1;
|
|
var previousWordIndex = -1;
|
|
for(var i=0; i<=lastWordIndex; i++) {
|
|
// only do manipulation if not a delimiter character
|
|
if(words[i].length != 0 && (words[i].length != 1 || !delimiterRegexp.test(words[i]))) {
|
|
var upperCaseVariant = words[i].toUpperCase();
|
|
var lowerCaseVariant = words[i].toLowerCase();
|
|
|
|
// only use if word does not already possess some capitalization
|
|
if(isUpperCase || words[i] == lowerCaseVariant) {
|
|
if(
|
|
// a skip word
|
|
skipWords.indexOf(lowerCaseVariant.replace(/[^a-zA-Z]+/, "")) != -1
|
|
// not first or last word
|
|
&& i != 0 && i != lastWordIndex
|
|
// does not follow a colon
|
|
&& (previousWordIndex == -1 || words[previousWordIndex][words[previousWordIndex].length-1] != ":")
|
|
) {
|
|
words[i] = lowerCaseVariant;
|
|
} else {
|
|
// this is not a skip word or comes after a colon;
|
|
// we must capitalize
|
|
words[i] = upperCaseVariant.substr(0, 1) + lowerCaseVariant.substr(1);
|
|
}
|
|
}
|
|
|
|
previousWordIndex = i;
|
|
}
|
|
|
|
newString += words[i];
|
|
}
|
|
|
|
return newString;
|
|
},
|
|
|
|
/**
|
|
* Replaces accented characters in a string with ASCII equivalents
|
|
*
|
|
* @param {String} str
|
|
* @param {Boolean} [lowercaseOnly] Limit conversions to lowercase characters
|
|
* (for improved performance on lowercase input)
|
|
* @return {String}
|
|
*
|
|
* From http://lehelk.com/2011/05/06/script-to-remove-diacritics/
|
|
*/
|
|
"removeDiacritics": function (str, lowercaseOnly) {
|
|
// Short-circuit on the most basic input
|
|
if (/^[a-zA-Z0-9_-]*$/.test(str)) return str;
|
|
|
|
var map = this._diacriticsRemovalMap.lowercase;
|
|
for (var i=0, len=map.length; i<len; i++) {
|
|
str = str.replace(map[i].letters, map[i].base);
|
|
}
|
|
|
|
if (!lowercaseOnly) {
|
|
var map = this._diacriticsRemovalMap.uppercase;
|
|
for (var i=0, len=map.length; i<len; i++) {
|
|
str = str.replace(map[i].letters, map[i].base);
|
|
}
|
|
}
|
|
|
|
return str;
|
|
},
|
|
|
|
"_diacriticsRemovalMap": {
|
|
uppercase: [
|
|
{'base':'A', 'letters':/[\u0041\u24B6\uFF21\u00C0\u00C1\u00C2\u1EA6\u1EA4\u1EAA\u1EA8\u00C3\u0100\u0102\u1EB0\u1EAE\u1EB4\u1EB2\u0226\u01E0\u00C4\u01DE\u1EA2\u00C5\u01FA\u01CD\u0200\u0202\u1EA0\u1EAC\u1EB6\u1E00\u0104\u023A\u2C6F]/g},
|
|
{'base':'AA','letters':/[\uA732]/g},
|
|
{'base':'AE','letters':/[\u00C6\u01FC\u01E2]/g},
|
|
{'base':'AO','letters':/[\uA734]/g},
|
|
{'base':'AU','letters':/[\uA736]/g},
|
|
{'base':'AV','letters':/[\uA738\uA73A]/g},
|
|
{'base':'AY','letters':/[\uA73C]/g},
|
|
{'base':'B', 'letters':/[\u0042\u24B7\uFF22\u1E02\u1E04\u1E06\u0243\u0182\u0181]/g},
|
|
{'base':'C', 'letters':/[\u0043\u24B8\uFF23\u0106\u0108\u010A\u010C\u00C7\u1E08\u0187\u023B\uA73E]/g},
|
|
{'base':'D', 'letters':/[\u0044\u24B9\uFF24\u1E0A\u010E\u1E0C\u1E10\u1E12\u1E0E\u0110\u018B\u018A\u0189\uA779]/g},
|
|
{'base':'DZ','letters':/[\u01F1\u01C4]/g},
|
|
{'base':'Dz','letters':/[\u01F2\u01C5]/g},
|
|
{'base':'E', 'letters':/[\u0045\u24BA\uFF25\u00C8\u00C9\u00CA\u1EC0\u1EBE\u1EC4\u1EC2\u1EBC\u0112\u1E14\u1E16\u0114\u0116\u00CB\u1EBA\u011A\u0204\u0206\u1EB8\u1EC6\u0228\u1E1C\u0118\u1E18\u1E1A\u0190\u018E]/g},
|
|
{'base':'F', 'letters':/[\u0046\u24BB\uFF26\u1E1E\u0191\uA77B]/g},
|
|
{'base':'G', 'letters':/[\u0047\u24BC\uFF27\u01F4\u011C\u1E20\u011E\u0120\u01E6\u0122\u01E4\u0193\uA7A0\uA77D\uA77E]/g},
|
|
{'base':'H', 'letters':/[\u0048\u24BD\uFF28\u0124\u1E22\u1E26\u021E\u1E24\u1E28\u1E2A\u0126\u2C67\u2C75\uA78D]/g},
|
|
{'base':'I', 'letters':/[\u0049\u24BE\uFF29\u00CC\u00CD\u00CE\u0128\u012A\u012C\u0130\u00CF\u1E2E\u1EC8\u01CF\u0208\u020A\u1ECA\u012E\u1E2C\u0197]/g},
|
|
{'base':'J', 'letters':/[\u004A\u24BF\uFF2A\u0134\u0248]/g},
|
|
{'base':'K', 'letters':/[\u004B\u24C0\uFF2B\u1E30\u01E8\u1E32\u0136\u1E34\u0198\u2C69\uA740\uA742\uA744\uA7A2]/g},
|
|
{'base':'L', 'letters':/[\u004C\u24C1\uFF2C\u013F\u0139\u013D\u1E36\u1E38\u013B\u1E3C\u1E3A\u0141\u023D\u2C62\u2C60\uA748\uA746\uA780]/g},
|
|
{'base':'LJ','letters':/[\u01C7]/g},
|
|
{'base':'Lj','letters':/[\u01C8]/g},
|
|
{'base':'M', 'letters':/[\u004D\u24C2\uFF2D\u1E3E\u1E40\u1E42\u2C6E\u019C]/g},
|
|
{'base':'N', 'letters':/[\u004E\u24C3\uFF2E\u01F8\u0143\u00D1\u1E44\u0147\u1E46\u0145\u1E4A\u1E48\u0220\u019D\uA790\uA7A4]/g},
|
|
{'base':'NJ','letters':/[\u01CA]/g},
|
|
{'base':'Nj','letters':/[\u01CB]/g},
|
|
{'base':'O', 'letters':/[\u004F\u24C4\uFF2F\u00D2\u00D3\u00D4\u1ED2\u1ED0\u1ED6\u1ED4\u00D5\u1E4C\u022C\u1E4E\u014C\u1E50\u1E52\u014E\u022E\u0230\u00D6\u022A\u1ECE\u0150\u01D1\u020C\u020E\u01A0\u1EDC\u1EDA\u1EE0\u1EDE\u1EE2\u1ECC\u1ED8\u01EA\u01EC\u00D8\u01FE\u0186\u019F\uA74A\uA74C]/g},
|
|
{'base':'OI','letters':/[\u01A2]/g},
|
|
{'base':'OO','letters':/[\uA74E]/g},
|
|
{'base':'OU','letters':/[\u0222]/g},
|
|
{'base':'P', 'letters':/[\u0050\u24C5\uFF30\u1E54\u1E56\u01A4\u2C63\uA750\uA752\uA754]/g},
|
|
{'base':'Q', 'letters':/[\u0051\u24C6\uFF31\uA756\uA758\u024A]/g},
|
|
{'base':'R', 'letters':/[\u0052\u24C7\uFF32\u0154\u1E58\u0158\u0210\u0212\u1E5A\u1E5C\u0156\u1E5E\u024C\u2C64\uA75A\uA7A6\uA782]/g},
|
|
{'base':'S', 'letters':/[\u0053\u24C8\uFF33\u1E9E\u015A\u1E64\u015C\u1E60\u0160\u1E66\u1E62\u1E68\u0218\u015E\u2C7E\uA7A8\uA784]/g},
|
|
{'base':'T', 'letters':/[\u0054\u24C9\uFF34\u1E6A\u0164\u1E6C\u021A\u0162\u1E70\u1E6E\u0166\u01AC\u01AE\u023E\uA786]/g},
|
|
{'base':'TZ','letters':/[\uA728]/g},
|
|
{'base':'U', 'letters':/[\u0055\u24CA\uFF35\u00D9\u00DA\u00DB\u0168\u1E78\u016A\u1E7A\u016C\u00DC\u01DB\u01D7\u01D5\u01D9\u1EE6\u016E\u0170\u01D3\u0214\u0216\u01AF\u1EEA\u1EE8\u1EEE\u1EEC\u1EF0\u1EE4\u1E72\u0172\u1E76\u1E74\u0244]/g},
|
|
{'base':'V', 'letters':/[\u0056\u24CB\uFF36\u1E7C\u1E7E\u01B2\uA75E\u0245]/g},
|
|
{'base':'VY','letters':/[\uA760]/g},
|
|
{'base':'W', 'letters':/[\u0057\u24CC\uFF37\u1E80\u1E82\u0174\u1E86\u1E84\u1E88\u2C72]/g},
|
|
{'base':'X', 'letters':/[\u0058\u24CD\uFF38\u1E8A\u1E8C]/g},
|
|
{'base':'Y', 'letters':/[\u0059\u24CE\uFF39\u1EF2\u00DD\u0176\u1EF8\u0232\u1E8E\u0178\u1EF6\u1EF4\u01B3\u024E\u1EFE]/g},
|
|
{'base':'Z', 'letters':/[\u005A\u24CF\uFF3A\u0179\u1E90\u017B\u017D\u1E92\u1E94\u01B5\u0224\u2C7F\u2C6B\uA762]/g},
|
|
],
|
|
|
|
lowercase: [
|
|
{'base':'a', 'letters':/[\u0061\u24D0\uFF41\u1E9A\u00E0\u00E1\u00E2\u1EA7\u1EA5\u1EAB\u1EA9\u00E3\u0101\u0103\u1EB1\u1EAF\u1EB5\u1EB3\u0227\u01E1\u00E4\u01DF\u1EA3\u00E5\u01FB\u01CE\u0201\u0203\u1EA1\u1EAD\u1EB7\u1E01\u0105\u2C65\u0250]/g},
|
|
{'base':'aa','letters':/[\uA733]/g},
|
|
{'base':'ae','letters':/[\u00E6\u01FD\u01E3]/g},
|
|
{'base':'ao','letters':/[\uA735]/g},
|
|
{'base':'au','letters':/[\uA737]/g},
|
|
{'base':'av','letters':/[\uA739\uA73B]/g},
|
|
{'base':'ay','letters':/[\uA73D]/g},
|
|
{'base':'b', 'letters':/[\u0062\u24D1\uFF42\u1E03\u1E05\u1E07\u0180\u0183\u0253]/g},
|
|
{'base':'c', 'letters':/[\u0063\u24D2\uFF43\u0107\u0109\u010B\u010D\u00E7\u1E09\u0188\u023C\uA73F\u2184]/g},
|
|
{'base':'d', 'letters':/[\u0064\u24D3\uFF44\u1E0B\u010F\u1E0D\u1E11\u1E13\u1E0F\u0111\u018C\u0256\u0257\uA77A]/g},
|
|
{'base':'dz','letters':/[\u01F3\u01C6]/g},
|
|
{'base':'e', 'letters':/[\u0065\u24D4\uFF45\u00E8\u00E9\u00EA\u1EC1\u1EBF\u1EC5\u1EC3\u1EBD\u0113\u1E15\u1E17\u0115\u0117\u00EB\u1EBB\u011B\u0205\u0207\u1EB9\u1EC7\u0229\u1E1D\u0119\u1E19\u1E1B\u0247\u025B\u01DD]/g},
|
|
{'base':'f', 'letters':/[\u0066\u24D5\uFF46\u1E1F\u0192\uA77C]/g},
|
|
{'base':'g', 'letters':/[\u0067\u24D6\uFF47\u01F5\u011D\u1E21\u011F\u0121\u01E7\u0123\u01E5\u0260\uA7A1\u1D79\uA77F]/g},
|
|
{'base':'h', 'letters':/[\u0068\u24D7\uFF48\u0125\u1E23\u1E27\u021F\u1E25\u1E29\u1E2B\u1E96\u0127\u2C68\u2C76\u0265]/g},
|
|
{'base':'hv','letters':/[\u0195]/g},
|
|
{'base':'i', 'letters':/[\u0069\u24D8\uFF49\u00EC\u00ED\u00EE\u0129\u012B\u012D\u00EF\u1E2F\u1EC9\u01D0\u0209\u020B\u1ECB\u012F\u1E2D\u0268\u0131]/g},
|
|
{'base':'j', 'letters':/[\u006A\u24D9\uFF4A\u0135\u01F0\u0249]/g},
|
|
{'base':'k', 'letters':/[\u006B\u24DA\uFF4B\u1E31\u01E9\u1E33\u0137\u1E35\u0199\u2C6A\uA741\uA743\uA745\uA7A3]/g},
|
|
{'base':'l', 'letters':/[\u006C\u24DB\uFF4C\u0140\u013A\u013E\u1E37\u1E39\u013C\u1E3D\u1E3B\u017F\u0142\u019A\u026B\u2C61\uA749\uA781\uA747]/g},
|
|
{'base':'lj','letters':/[\u01C9]/g},
|
|
{'base':'m', 'letters':/[\u006D\u24DC\uFF4D\u1E3F\u1E41\u1E43\u0271\u026F]/g},
|
|
{'base':'n', 'letters':/[\u006E\u24DD\uFF4E\u01F9\u0144\u00F1\u1E45\u0148\u1E47\u0146\u1E4B\u1E49\u019E\u0272\u0149\uA791\uA7A5]/g},
|
|
{'base':'nj','letters':/[\u01CC]/g},
|
|
{'base':'o', 'letters':/[\u006F\u24DE\uFF4F\u00F2\u00F3\u00F4\u1ED3\u1ED1\u1ED7\u1ED5\u00F5\u1E4D\u022D\u1E4F\u014D\u1E51\u1E53\u014F\u022F\u0231\u00F6\u022B\u1ECF\u0151\u01D2\u020D\u020F\u01A1\u1EDD\u1EDB\u1EE1\u1EDF\u1EE3\u1ECD\u1ED9\u01EB\u01ED\u00F8\u01FF\u0254\uA74B\uA74D\u0275]/g},
|
|
{'base':'oi','letters':/[\u01A3]/g},
|
|
{'base':'ou','letters':/[\u0223]/g},
|
|
{'base':'oo','letters':/[\uA74F]/g},
|
|
{'base':'p','letters':/[\u0070\u24DF\uFF50\u1E55\u1E57\u01A5\u1D7D\uA751\uA753\uA755]/g},
|
|
{'base':'q','letters':/[\u0071\u24E0\uFF51\u024B\uA757\uA759]/g},
|
|
{'base':'r','letters':/[\u0072\u24E1\uFF52\u0155\u1E59\u0159\u0211\u0213\u1E5B\u1E5D\u0157\u1E5F\u024D\u027D\uA75B\uA7A7\uA783]/g},
|
|
{'base':'s','letters':/[\u0073\u24E2\uFF53\u00DF\u015B\u1E65\u015D\u1E61\u0161\u1E67\u1E63\u1E69\u0219\u015F\u023F\uA7A9\uA785\u1E9B]/g},
|
|
{'base':'t','letters':/[\u0074\u24E3\uFF54\u1E6B\u1E97\u0165\u1E6D\u021B\u0163\u1E71\u1E6F\u0167\u01AD\u0288\u2C66\uA787]/g},
|
|
{'base':'tz','letters':/[\uA729]/g},
|
|
{'base':'u','letters':/[\u0075\u24E4\uFF55\u00F9\u00FA\u00FB\u0169\u1E79\u016B\u1E7B\u016D\u00FC\u01DC\u01D8\u01D6\u01DA\u1EE7\u016F\u0171\u01D4\u0215\u0217\u01B0\u1EEB\u1EE9\u1EEF\u1EED\u1EF1\u1EE5\u1E73\u0173\u1E77\u1E75\u0289]/g},
|
|
{'base':'v','letters':/[\u0076\u24E5\uFF56\u1E7D\u1E7F\u028B\uA75F\u028C]/g},
|
|
{'base':'vy','letters':/[\uA761]/g},
|
|
{'base':'w','letters':/[\u0077\u24E6\uFF57\u1E81\u1E83\u0175\u1E87\u1E85\u1E98\u1E89\u2C73]/g},
|
|
{'base':'x','letters':/[\u0078\u24E7\uFF58\u1E8B\u1E8D]/g},
|
|
{'base':'y','letters':/[\u0079\u24E8\uFF59\u1EF3\u00FD\u0177\u1EF9\u0233\u1E8F\u00FF\u1EF7\u1E99\u1EF5\u01B4\u024F\u1EFF]/g},
|
|
{'base':'z','letters':/[\u007A\u24E9\uFF5A\u017A\u1E91\u017C\u017E\u1E93\u1E95\u01B6\u0225\u0240\u2C6C\uA763]/g}
|
|
]
|
|
},
|
|
|
|
/**
|
|
* Run sets of data through multiple asynchronous callbacks
|
|
*
|
|
* Each callback is passed the current set and a callback to call when done
|
|
*
|
|
* @param {Object[]} sets Sets of data
|
|
* @param {Function[]} callbacks
|
|
* @param {Function} onDone Function to call when done
|
|
*/
|
|
"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();
|
|
},
|
|
|
|
/**
|
|
* Performs a deep copy of a JavaScript object
|
|
* @param {Object} obj
|
|
* @return {Object}
|
|
*/
|
|
"deepCopy":function(obj) {
|
|
var obj2 = (obj instanceof Array ? [] : {});
|
|
for(var i in obj) {
|
|
if(!obj.hasOwnProperty(i)) continue;
|
|
|
|
if(typeof obj[i] === "object") {
|
|
obj2[i] = Zotero.Utilities.deepCopy(obj[i]);
|
|
} else {
|
|
obj2[i] = obj[i];
|
|
}
|
|
}
|
|
return obj2;
|
|
},
|
|
|
|
/**
|
|
* Tests if an item type exists
|
|
*
|
|
* @param {String} type Item type
|
|
* @type Boolean
|
|
*/
|
|
"itemTypeExists":function(type) {
|
|
if(Zotero.ItemTypes.getID(type)) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Find valid creator types for a given item type
|
|
*
|
|
* @param {String} type Item type
|
|
* @return {String[]} Creator types
|
|
*/
|
|
"getCreatorsForType":function(type) {
|
|
var types = Zotero.CreatorTypes.getTypesForItemType(Zotero.ItemTypes.getID(type));
|
|
var cleanTypes = new Array();
|
|
for(var i=0; i<types.length; i++) {
|
|
cleanTypes.push(types[i].name);
|
|
}
|
|
return cleanTypes;
|
|
},
|
|
|
|
/**
|
|
* Determine whether a given field is valid for a given item type
|
|
*
|
|
* @param {String} field Field name
|
|
* @param {String} type Item type
|
|
* @type Boolean
|
|
*/
|
|
"fieldIsValidForType":function(field, type) {
|
|
return Zotero.ItemFields.isValidForType(field, Zotero.ItemTypes.getID(type));
|
|
},
|
|
|
|
/**
|
|
* Gets a creator type name, localized to the current locale
|
|
*
|
|
* @param {String} type Creator type
|
|
* @param {String} Localized creator type
|
|
* @type Boolean
|
|
*/
|
|
"getLocalizedCreatorType":function(type) {
|
|
try {
|
|
return Zotero.CreatorTypes.getLocalizedString(type);
|
|
} catch(e) {
|
|
return false;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Escapes metacharacters in a literal so that it may be used in a regular expression
|
|
*/
|
|
"quotemeta":function(literal) {
|
|
if(typeof literal !== "string") {
|
|
throw "Argument "+literal+" must be a string in Zotero.Utilities.quotemeta()";
|
|
}
|
|
const metaRegexp = /[-[\]{}()*+?.\\^$|,#\s]/g;
|
|
return literal.replace(metaRegexp, "\\$&");
|
|
},
|
|
|
|
/**
|
|
* Evaluate an XPath
|
|
*
|
|
* @param {element|element[]} elements The element(s) to use as the context for the XPath
|
|
* @param {String} xpath The XPath expression
|
|
* @param {Object} [namespaces] An object whose keys represent namespace prefixes, and whose
|
|
* values represent their URIs
|
|
* @return {element[]} DOM elements matching XPath
|
|
*/
|
|
"xpath":function(elements, xpath, namespaces) {
|
|
var nsResolver = null;
|
|
if(namespaces) {
|
|
nsResolver = function(prefix) {
|
|
return namespaces[prefix] || null;
|
|
};
|
|
}
|
|
|
|
if(!("length" in elements)) elements = [elements];
|
|
|
|
var results = [];
|
|
for(var i=0, n=elements.length; i<n; i++) {
|
|
var element = elements[i];
|
|
|
|
// Firefox 5 hack, so we will preserve Fx5DOMWrappers
|
|
var isWrapped = Zotero.Translate.DOMWrapper && Zotero.Translate.DOMWrapper.isWrapped(element);
|
|
if(isWrapped) element = Zotero.Translate.DOMWrapper.unwrap(element);
|
|
|
|
if(element.ownerDocument) {
|
|
var rootDoc = element.ownerDocument;
|
|
} else if(element.documentElement) {
|
|
var rootDoc = element;
|
|
} else if(Zotero.isIE && element.documentElement === null) {
|
|
// IE: documentElement may be null if there is a parse error. In this
|
|
// case, we don't match anything to mimic what would happen with DOMParser
|
|
continue;
|
|
} else {
|
|
throw new Error("First argument must be either element(s) or document(s) in Zotero.Utilities.xpath(elements, '"+xpath+"')");
|
|
}
|
|
|
|
if(!Zotero.isIE || "evaluate" in rootDoc) {
|
|
try {
|
|
var xpathObject = rootDoc.evaluate(xpath, element, nsResolver, 5, // 5 = ORDERED_NODE_ITERATOR_TYPE
|
|
null);
|
|
} catch(e) {
|
|
// rethrow so that we get a stack
|
|
throw new Error(e.name+": "+e.message);
|
|
}
|
|
|
|
var newEl;
|
|
while(newEl = xpathObject.iterateNext()) {
|
|
// Firefox 5 hack
|
|
results.push(isWrapped ? Zotero.Translate.DOMWrapper.wrap(newEl) : newEl);
|
|
}
|
|
} else if("selectNodes" in element) {
|
|
// We use JavaScript-XPath in IE for HTML documents, but with an XML
|
|
// document, we need to use selectNodes
|
|
if(namespaces) {
|
|
var ieNamespaces = [];
|
|
for(var i in namespaces) {
|
|
if(!i) continue;
|
|
ieNamespaces.push('xmlns:'+i+'="'+Zotero.Utilities.htmlSpecialChars(namespaces[i])+'"');
|
|
}
|
|
rootDoc.setProperty("SelectionNamespaces", ieNamespaces.join(" "));
|
|
}
|
|
var nodes = element.selectNodes(xpath);
|
|
for(var i=0; i<nodes.length; i++) {
|
|
results.push(nodes[i]);
|
|
}
|
|
} else {
|
|
throw new Error("XPath functionality not available");
|
|
}
|
|
}
|
|
|
|
return results;
|
|
},
|
|
|
|
/**
|
|
* Generates a string from the content of nodes matching a given XPath
|
|
*
|
|
* @param {element} node The node representing the document and context
|
|
* @param {String} xpath The XPath expression
|
|
* @param {Object} [namespaces] An object whose keys represent namespace prefixes, and whose
|
|
* values represent their URIs
|
|
* @param {String} [delimiter] The string with which to join multiple matching nodes
|
|
* @return {String|null} DOM elements matching XPath, or null if no elements exist
|
|
*/
|
|
"xpathText":function(node, xpath, namespaces, delimiter) {
|
|
var elements = Zotero.Utilities.xpath(node, xpath, namespaces);
|
|
if(!elements.length) return null;
|
|
|
|
var strings = new Array(elements.length);
|
|
for(var i=0, n=elements.length; i<n; i++) {
|
|
var el = elements[i];
|
|
strings[i] = "textContent" in el ? el.textContent
|
|
: "innerText" in el ? el.innerText
|
|
: "text" in el ? el.text
|
|
: el.nodeValue;
|
|
}
|
|
|
|
return strings.join(delimiter !== undefined ? delimiter : ", ");
|
|
},
|
|
|
|
/**
|
|
* Generate a random string of length 'len' (defaults to 8)
|
|
**/
|
|
"randomString":function(len, chars) {
|
|
if (!chars) {
|
|
chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZabcdefghiklmnopqrstuvwxyz";
|
|
}
|
|
if (!len) {
|
|
len = 8;
|
|
}
|
|
var randomstring = '';
|
|
for (var i=0; i<len; i++) {
|
|
var rnum = Math.floor(Math.random() * chars.length);
|
|
randomstring += chars.substring(rnum,rnum+1);
|
|
}
|
|
return randomstring;
|
|
},
|
|
|
|
/**
|
|
* PHP var_dump equivalent for JS
|
|
*
|
|
* Adapted from http://binnyva.blogspot.com/2005/10/dump-function-javascript-equivalent-of.html
|
|
*/
|
|
"varDump":function(arr,level,maxLevel,parentObjects,path) {
|
|
var dumped_text = "";
|
|
if (!level){
|
|
level = 0;
|
|
}
|
|
|
|
if (!maxLevel) {
|
|
maxLevel = 4;
|
|
}
|
|
|
|
// The padding given at the beginning of the line.
|
|
var level_padding = "";
|
|
for (var j=0;j<level+1;j++){
|
|
level_padding += " ";
|
|
}
|
|
|
|
if (level > maxLevel){
|
|
return dumped_text + level_padding + "<<Maximum depth reached>>...\n";
|
|
}
|
|
|
|
if (typeof(arr) == 'object') { // Array/Hashes/Objects
|
|
//array for checking recursion
|
|
//initialise at first itteration
|
|
if(!parentObjects) {
|
|
parentObjects = [arr];
|
|
path = ['ROOT'];
|
|
}
|
|
|
|
for (var item in arr) {
|
|
var value = arr[item];
|
|
|
|
if (typeof(value) == 'object') { // If it is an array
|
|
//check for recursion
|
|
var i = parentObjects.indexOf(value);
|
|
if(i != -1) {
|
|
var parentName = path.slice(0,i+1).join('->');
|
|
dumped_text += level_padding + "'" + item + "' => <<Reference to parent object " + parentName + " >>\n";
|
|
continue;
|
|
}
|
|
|
|
var openBrace = '{', closeBrace = '}';
|
|
var type = Object.prototype.toString.call(value);
|
|
if(type == '[object Array]') {
|
|
openBrace = '[';
|
|
closeBrace = ']';
|
|
}
|
|
|
|
dumped_text += level_padding + "'" + item + "' => " + openBrace;
|
|
//only recurse if there's anything in the object, purely cosmetical
|
|
for(var i in value) {
|
|
dumped_text += "\n" + Zotero.Utilities.varDump(value,level+1,maxLevel,parentObjects.concat([value]),path.concat([item])) + level_padding;
|
|
break;
|
|
}
|
|
dumped_text += closeBrace + "\n";
|
|
}
|
|
else {
|
|
if (typeof value == 'function'){
|
|
dumped_text += level_padding + "'" + item + "' => function(...){...} \n";
|
|
}
|
|
else if (typeof value == 'number') {
|
|
dumped_text += level_padding + "'" + item + "' => " + value + "\n";
|
|
}
|
|
else {
|
|
dumped_text += level_padding + "'" + item + "' => \"" + value + "\"\n";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else { // Stings/Chars/Numbers etc.
|
|
dumped_text = "===>"+arr+"<===("+typeof(arr)+")";
|
|
}
|
|
return dumped_text;
|
|
},
|
|
|
|
/**
|
|
* Adds all fields to an item in toArray() format and adds a unique (base) fields to
|
|
* uniqueFields array
|
|
*/
|
|
"itemToExportFormat":function(item) {
|
|
item.uniqueFields = {};
|
|
|
|
// get base fields, not just the type-specific ones
|
|
var itemTypeID = (item.itemTypeID ? item.itemTypeID : Zotero.ItemTypes.getID(item.itemType));
|
|
var allFields = Zotero.ItemFields.getItemTypeFields(itemTypeID);
|
|
for(var i in allFields) {
|
|
var field = allFields[i];
|
|
var fieldName = Zotero.ItemFields.getName(field);
|
|
|
|
if(item[fieldName] !== undefined) {
|
|
var baseField = Zotero.ItemFields.getBaseIDFromTypeAndField(itemTypeID, field);
|
|
|
|
var baseName = null;
|
|
if(baseField && baseField != field) {
|
|
baseName = Zotero.ItemFields.getName(baseField);
|
|
}
|
|
|
|
if(baseName) {
|
|
item[baseName] = item[fieldName];
|
|
item.uniqueFields[baseName] = item[fieldName];
|
|
} else {
|
|
item.uniqueFields[fieldName] = item[fieldName];
|
|
}
|
|
}
|
|
}
|
|
|
|
// preserve notes
|
|
if(item.note) item.uniqueFields.note = item.note;
|
|
|
|
return item;
|
|
},
|
|
|
|
/**
|
|
* Converts an item from toArray() format to content=json format used by the server
|
|
*/
|
|
"itemToServerJSON":function(item) {
|
|
var newItem = {};
|
|
|
|
var typeID = Zotero.ItemTypes.getID(item.itemType);
|
|
if(!typeID) {
|
|
Zotero.debug("itemToServerJSON: Invalid itemType "+item.itemType+"; using webpage");
|
|
item.itemType = "webpage";
|
|
typeID = Zotero.ItemTypes.getID(item.itemType);
|
|
}
|
|
|
|
var fieldID, itemFieldID;
|
|
for(var field in item) {
|
|
if(field === "complete" || field === "itemID" || field === "attachments"
|
|
|| field === "seeAlso") continue;
|
|
|
|
var val = item[field];
|
|
|
|
if(field === "itemType") {
|
|
newItem[field] = val;
|
|
} else if(field === "creators") {
|
|
// normalize creators
|
|
var n = val.length;
|
|
var newCreators = newItem.creators = [];
|
|
for(var j=0; j<n; j++) {
|
|
var creator = val[j];
|
|
|
|
if(!creator.firstName && !creator.lastName) {
|
|
Zotero.debug("itemToServerJSON: Silently dropping empty creator");
|
|
continue;
|
|
}
|
|
|
|
// Single-field mode
|
|
if (!creator.firstName || (creator.fieldMode && creator.fieldMode == 1)) {
|
|
var newCreator = {
|
|
name: creator.lastName
|
|
};
|
|
}
|
|
// Two-field mode
|
|
else {
|
|
var newCreator = {
|
|
firstName: creator.firstName,
|
|
lastName: creator.lastName
|
|
};
|
|
}
|
|
|
|
// ensure creatorType is present and valid
|
|
if(creator.creatorType) {
|
|
if(Zotero.CreatorTypes.getID(creator.creatorType)) {
|
|
newCreator.creatorType = creator.creatorType;
|
|
} else {
|
|
Zotero.debug("itemToServerJSON: Invalid creator type "+creator.creatorType+"; falling back to author");
|
|
}
|
|
}
|
|
if(!newCreator.creatorType) newCreator.creatorType = "author";
|
|
|
|
newCreators.push(newCreator);
|
|
}
|
|
} else if(field === "tags") {
|
|
// normalize tags
|
|
var n = val.length;
|
|
var newTags = newItem.tags = [];
|
|
for(var j=0; j<n; j++) {
|
|
var tag = val[j];
|
|
if(typeof tag === "object") {
|
|
if(tag.tag) {
|
|
tag = tag.tag;
|
|
} else if(tag.name) {
|
|
tag = tag.name;
|
|
} else {
|
|
Zotero.debug("itemToServerJSON: Discarded invalid tag");
|
|
continue;
|
|
}
|
|
} else if(tag === "") {
|
|
continue;
|
|
}
|
|
newTags.push({"tag":tag.toString(), "type":1});
|
|
}
|
|
} else if(field === "notes") {
|
|
// normalize notes
|
|
var n = val.length;
|
|
var newNotes = newItem.notes = new Array(n);
|
|
for(var j=0; j<n; j++) {
|
|
var note = val[j];
|
|
if(typeof note === "object") {
|
|
if(!note.note) {
|
|
Zotero.debug("itemToServerJSON: Discarded invalid note");
|
|
continue;
|
|
}
|
|
note = note.note;
|
|
}
|
|
newNotes[j] = {"itemType":"note", "note":note.toString()};
|
|
}
|
|
} else if((fieldID = Zotero.ItemFields.getID(field))) {
|
|
// if content is not a string, either stringify it or delete it
|
|
if(typeof val !== "string") {
|
|
if(val || val === 0) {
|
|
val = val.toString();
|
|
} else {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
// map from base field if possible
|
|
if((itemFieldID = Zotero.ItemFields.getFieldIDFromTypeAndBase(typeID, fieldID))) {
|
|
var fieldName = Zotero.ItemFields.getName(itemFieldID);
|
|
// Only map if item field does not exist
|
|
if(fieldName !== field && !newItem[fieldName]) newItem[fieldName] = val;
|
|
continue; // already know this is valid
|
|
}
|
|
|
|
// if field is valid for this type, set field
|
|
if(Zotero.ItemFields.isValidForType(fieldID, typeID)) {
|
|
newItem[field] = val;
|
|
} else {
|
|
Zotero.debug("itemToServerJSON: Discarded field "+field+": field not valid for type "+item.itemType, 3);
|
|
}
|
|
} else {
|
|
Zotero.debug("itemToServerJSON: Discarded unknown field "+field, 3);
|
|
}
|
|
}
|
|
|
|
return newItem;
|
|
},
|
|
|
|
/**
|
|
* Converts an item from toArray() format to citeproc-js JSON
|
|
* @param {Zotero.Item} item
|
|
* @return {Object} The CSL item
|
|
*/
|
|
"itemToCSLJSON":function(item) {
|
|
if(item instanceof Zotero.Item) {
|
|
item = item.toArray();
|
|
}
|
|
|
|
var itemType = item.itemType;
|
|
var cslType = CSL_TYPE_MAPPINGS[itemType];
|
|
if(!cslType) cslType = "article";
|
|
|
|
var cslItem = {
|
|
'id':item.itemID,
|
|
'type':cslType
|
|
};
|
|
|
|
// Map text fields
|
|
var itemTypeID = Zotero.ItemTypes.getID(itemType);
|
|
for(var variable in CSL_TEXT_MAPPINGS) {
|
|
var fields = CSL_TEXT_MAPPINGS[variable];
|
|
for(var i=0, n=fields.length; i<n; i++) {
|
|
var field = fields[i], value = undefined;
|
|
|
|
if(field in item) {
|
|
value = item[field];
|
|
} else {
|
|
var fieldID = Zotero.ItemFields.getID(field),
|
|
baseMapping
|
|
if(Zotero.ItemFields.isValidForType(fieldID, itemTypeID)
|
|
&& (baseMapping = Zotero.ItemFields.getBaseIDFromTypeAndField(itemTypeID, fieldID))) {
|
|
value = item[Zotero.ItemTypes.getName(baseMapping)];
|
|
}
|
|
}
|
|
|
|
if(!value) continue;
|
|
|
|
var valueLength = value.length;
|
|
if(valueLength) {
|
|
// Strip enclosing quotes
|
|
if(value[0] === '"' && value[valueLength-1] === '"') {
|
|
value = value.substr(1, valueLength-2);
|
|
}
|
|
}
|
|
|
|
cslItem[variable] = value;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// separate name variables
|
|
var authorID = Zotero.CreatorTypes.getPrimaryIDForType(item.itemType);
|
|
var creators = item.creators;
|
|
if(creators) {
|
|
for(var i=0, n=creators.length; i<n; i++) {
|
|
var creator = creators[i];
|
|
|
|
if(creator.creatorTypeID == authorID) {
|
|
var creatorType = "author";
|
|
} else {
|
|
var creatorType = CSL_NAMES_MAPPINGS[creator.creatorType]
|
|
}
|
|
|
|
if(!creatorType) continue;
|
|
|
|
if(creator.fieldMode == 1) {
|
|
var nameObj = {'literal':creator.lastName};
|
|
} else {
|
|
var nameObj = {'family':creator.lastName, 'given':creator.firstName};
|
|
}
|
|
|
|
if(cslItem[creatorType]) {
|
|
cslItem[creatorType].push(nameObj);
|
|
} else {
|
|
cslItem[creatorType] = [nameObj];
|
|
}
|
|
}
|
|
}
|
|
|
|
// get date variables
|
|
for(var variable in CSL_DATE_MAPPINGS) {
|
|
var date = item[CSL_DATE_MAPPINGS[variable]];
|
|
if(date) {
|
|
var dateObj = Zotero.Date.strToDate(date);
|
|
// otherwise, use date-parts
|
|
var dateParts = [];
|
|
if(dateObj.year) {
|
|
// add year, month, and day, if they exist
|
|
dateParts.push(dateObj.year);
|
|
if(dateObj.month !== undefined) {
|
|
dateParts.push(dateObj.month+1);
|
|
if(dateObj.day) {
|
|
dateParts.push(dateObj.day);
|
|
}
|
|
}
|
|
cslItem[variable] = {"date-parts":[dateParts]};
|
|
|
|
// if no month, use season as month
|
|
if(dateObj.part && !dateObj.month) {
|
|
cslItem[variable].season = dateObj.part;
|
|
}
|
|
} else {
|
|
// if no year, pass date literally
|
|
cslItem[variable] = {"literal":date};
|
|
}
|
|
}
|
|
}
|
|
|
|
//this._cache[item.id] = cslItem;
|
|
return cslItem;
|
|
},
|
|
|
|
/**
|
|
* Converts an item in CSL JSON format to a Zotero tiem
|
|
* @param {Zotero.Item} item
|
|
* @param {Object} cslItem
|
|
*/
|
|
"itemFromCSLJSON":function(item, cslItem) {
|
|
var isZoteroItem = item instanceof Zotero.Item, zoteroType;
|
|
|
|
for(var type in CSL_TYPE_MAPPINGS) {
|
|
if(CSL_TYPE_MAPPINGS[type] == cslItem.type) {
|
|
zoteroType = type;
|
|
break;
|
|
}
|
|
}
|
|
if(!zoteroType) zoteroType = "document";
|
|
|
|
var itemTypeID = Zotero.ItemTypes.getID(zoteroType);
|
|
if(isZoteroItem) {
|
|
item.setType(itemTypeID);
|
|
} else {
|
|
item.itemID = cslItem.id;
|
|
item.itemType = zoteroType;
|
|
}
|
|
|
|
// map text fields
|
|
for(var variable in CSL_TEXT_MAPPINGS) {
|
|
if(variable in cslItem) {
|
|
var textMappings = CSL_TEXT_MAPPINGS[variable];
|
|
for(var i in textMappings) {
|
|
var field = textMappings[i],
|
|
fieldID = Zotero.ItemFields.getID(field);
|
|
if(Zotero.ItemFields.isBaseField(fieldID)) {
|
|
var newFieldID = Zotero.ItemFields.getFieldIDFromTypeAndBase(itemTypeID, fieldID);
|
|
if(newFieldID) fieldID = newFieldID;
|
|
}
|
|
|
|
if(Zotero.ItemFields.isValidForType(fieldID, itemTypeID)) {
|
|
if(isZoteroItem) {
|
|
item.setField(fieldID, cslItem[variable], true);
|
|
} else {
|
|
item[field] = cslItem[variable];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// separate name variables
|
|
for(var field in CSL_NAMES_MAPPINGS) {
|
|
if(CSL_NAMES_MAPPINGS[field] in cslItem) {
|
|
var creatorTypeID = Zotero.CreatorTypes.getID(field);
|
|
if(!Zotero.CreatorTypes.isValidForItemType(creatorTypeID, itemTypeID)) {
|
|
creatorTypeID = Zotero.CreatorTypes.getPrimaryIDForType(itemTypeID);
|
|
}
|
|
|
|
var nameMappings = cslItem[CSL_NAMES_MAPPINGS[field]];
|
|
for(var i in nameMappings) {
|
|
var cslAuthor = nameMappings[i],
|
|
creator = isZoteroItem ? new Zotero.Creator() : {};
|
|
if(cslAuthor.family || cslAuthor.given) {
|
|
if(cslAuthor.family) creator.lastName = cslAuthor.family;
|
|
if(cslAuthor.given) creator.firstName = cslAuthor.given;
|
|
} else if(cslAuthor.literal) {
|
|
creator.lastName = cslAuthor.literal;
|
|
creator.fieldMode = 1;
|
|
} else {
|
|
continue;
|
|
}
|
|
|
|
if(isZoteroItem) {
|
|
item.setCreator(item.getCreators().length, creator, creatorTypeID);
|
|
} else {
|
|
creator.creatorType = Zotero.CreatorTypes.getName(creatorTypeID);
|
|
item.creators.push(creator);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// get date variables
|
|
for(var variable in CSL_DATE_MAPPINGS) {
|
|
if(variable in cslItem) {
|
|
var field = CSL_DATE_MAPPINGS[variable],
|
|
fieldID = Zotero.ItemFields.getID(field),
|
|
cslDate = cslItem[variable];
|
|
var fieldID = Zotero.ItemFields.getID(field);
|
|
if(Zotero.ItemFields.isBaseField(fieldID)) {
|
|
var newFieldID = Zotero.ItemFields.getFieldIDFromTypeAndBase(itemTypeID, fieldID);
|
|
if(newFieldID) fieldID = newFieldID;
|
|
}
|
|
|
|
if(Zotero.ItemFields.isValidForType(fieldID, itemTypeID)) {
|
|
var date = "";
|
|
if(cslDate.literal) {
|
|
if(variable === "accessed") {
|
|
date = strToISO(cslDate.literal);
|
|
} else {
|
|
date = cslDate.literal;
|
|
}
|
|
} else {
|
|
var newDate = Zotero.Utilities.deepCopy(cslDate);
|
|
if(cslDate["date-parts"] && typeof cslDate["date-parts"] === "object"
|
|
&& cslDate["date-parts"] !== null
|
|
&& typeof cslDate["date-parts"][0] === "object"
|
|
&& cslDate["date-parts"][0] !== null) {
|
|
if(cslDate["date-parts"][0][0]) newDate.year = cslDate["date-parts"][0][0];
|
|
if(cslDate["date-parts"][0][1]) newDate.month = cslDate["date-parts"][0][1];
|
|
if(cslDate["date-parts"][0][2]) newDate.day = cslDate["date-parts"][0][2];
|
|
}
|
|
|
|
if(newDate.year) {
|
|
if(variable === "accessed") {
|
|
// Need to convert to SQL
|
|
var date = Zotero.Utilities.lpad(newDate.year, "0", 4);
|
|
if(newDate.month) {
|
|
date += "-"+Zotero.Utilities.lpad(newDate.month, "0", 2);
|
|
if(newDate.day) {
|
|
date += "-"+Zotero.Utilities.lpad(newDate.day, "0", 2);
|
|
}
|
|
}
|
|
} else {
|
|
if(newDate.month) newDate.month--;
|
|
date = Zotero.Date.formatDate(newDate);
|
|
if(newDate.season) {
|
|
date = newDate.season+" "+date;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if(isZoteroItem) {
|
|
item.setField(fieldID, date);
|
|
} else {
|
|
item[field] = date;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Get the real target URL from an intermediate URL
|
|
*/
|
|
"resolveIntermediateURL":function(url) {
|
|
var patterns = [
|
|
// Google search results
|
|
{
|
|
regexp: /^https?:\/\/(www.)?google\.(com|(com?\.)?[a-z]{2})\/url\?/,
|
|
variable: "url"
|
|
}
|
|
];
|
|
|
|
for (var i=0, len=patterns.length; i<len; i++) {
|
|
if (!url.match(patterns[i].regexp)) {
|
|
continue;
|
|
}
|
|
var matches = url.match(new RegExp("&" + patterns[i].variable + "=(.+?)(&|$)"));
|
|
if (!matches) {
|
|
continue;
|
|
}
|
|
return decodeURIComponent(matches[1]);
|
|
}
|
|
|
|
return url;
|
|
},
|
|
|
|
/**
|
|
* Adds a string to a given array at a given offset, converted to UTF-8
|
|
* @param {String} string The string to convert to UTF-8
|
|
* @param {Array|Uint8Array} array The array to which to add the string
|
|
* @param {Integer} [offset] Offset at which to add the string
|
|
*/
|
|
"stringToUTF8Array":function(string, array, offset) {
|
|
if(!offset) offset = 0;
|
|
var n = string.length;
|
|
for(var i=0; i<n; i++) {
|
|
var val = string.charCodeAt(i);
|
|
if(val >= 128) {
|
|
if(val >= 2048) {
|
|
array[offset] = (val >>> 12) | 224;
|
|
array[offset+1] = ((val >>> 6) & 63) | 128;
|
|
array[offset+2] = (val & 63) | 128;
|
|
offset += 3;
|
|
} else {
|
|
array[offset] = ((val >>> 6) | 192);
|
|
array[offset+1] = (val & 63) | 128;
|
|
offset += 2;
|
|
}
|
|
} else {
|
|
array[offset++] = val;
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Gets the byte length of the UTF-8 representation of a given string
|
|
* @param {String} string
|
|
* @return {Integer}
|
|
*/
|
|
"getStringByteLength":function(string) {
|
|
var length = 0, n = string.length;
|
|
for(var i=0; i<n; i++) {
|
|
var val = string.charCodeAt(i);
|
|
if(val >= 128) {
|
|
if(val >= 2048) {
|
|
length += 3;
|
|
} else {
|
|
length += 2;
|
|
}
|
|
} else {
|
|
length += 1;
|
|
}
|
|
}
|
|
return length;
|
|
},
|
|
|
|
/**
|
|
* Gets the icon for a JSON-style attachment
|
|
*/
|
|
"determineAttachmentIcon":function(attachment) {
|
|
if(attachment.linkMode === "linked_url") {
|
|
return Zotero.ItemTypes.getImageSrc("attachment-web-link");
|
|
}
|
|
return Zotero.ItemTypes.getImageSrc(attachment.mimeType === "application/pdf"
|
|
? "attachment-pdf" : "attachment-snapshot");
|
|
}
|
|
}
|