diff --git a/select2-3.5.3/select2.js~ b/select2-3.5.3/select2.js~
deleted file mode 100644
index a15fc55d..00000000
--- a/select2-3.5.3/select2.js~
+++ /dev/null
@@ -1,3729 +0,0 @@
-/*
-Copyright 2012 Igor Vaynberg
-
-Version: 3.5.3 Timestamp: Wed Aug 19 21:55:46 EDT 2015
-
-This software is licensed under the Apache License, Version 2.0 (the "Apache License") or the GNU
-General Public License version 2 (the "GPL License"). You may choose either license to govern your
-use of this software only upon the condition that you accept all of the terms of either the Apache
-License or the GPL License.
-
-You may obtain a copy of the Apache License and the GPL License at:
-
- http://www.apache.org/licenses/LICENSE-2.0
- http://www.gnu.org/licenses/gpl-2.0.html
-
-Unless required by applicable law or agreed to in writing, software distributed under the
-Apache License or the GPL License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
-CONDITIONS OF ANY KIND, either express or implied. See the Apache License and the GPL License for
-the specific language governing permissions and limitations under the Apache License and the GPL License.
-*/
-(function ($) {
- if(typeof $.fn.each2 == "undefined") {
- $.extend($.fn, {
- /*
- * 4-10 times faster .each replacement
- * use it carefully, as it overrides jQuery context of element on each iteration
- */
- each2 : function (c) {
- var j = $([0]), i = -1, l = this.length;
- while (
- ++i < l
- && (j.context = j[0] = this[i])
- && c.call(j[0], i, j) !== false //"this"=DOM, i=index, j=jQuery object
- );
- return this;
- }
- });
- }
-})(jQuery);
-
-(function ($, undefined) {
- "use strict";
- /*global document, window, jQuery, console */
-
- if (window.Select2 !== undefined) {
- return;
- }
-
- var AbstractSelect2, SingleSelect2, MultiSelect2, nextUid, sizer,
- lastMousePosition={x:0,y:0}, $document, scrollBarDimensions,
-
- KEY = {
- TAB: 9,
- ENTER: 13,
- ESC: 27,
- SPACE: 32,
- LEFT: 37,
- UP: 38,
- RIGHT: 39,
- DOWN: 40,
- SHIFT: 16,
- CTRL: 17,
- ALT: 18,
- PAGE_UP: 33,
- PAGE_DOWN: 34,
- HOME: 36,
- END: 35,
- BACKSPACE: 8,
- DELETE: 46,
- isArrow: function (k) {
- k = k.which ? k.which : k;
- switch (k) {
- case KEY.LEFT:
- case KEY.RIGHT:
- case KEY.UP:
- case KEY.DOWN:
- return true;
- }
- return false;
- },
- isControl: function (e) {
- var k = e.which;
- switch (k) {
- case KEY.SHIFT:
- case KEY.CTRL:
- case KEY.ALT:
- return true;
- }
-
- if (e.metaKey) return true;
-
- return false;
- },
- isFunctionKey: function (k) {
- k = k.which ? k.which : k;
- return k >= 112 && k <= 123;
- }
- },
- MEASURE_SCROLLBAR_TEMPLATE = "",
-
- DIACRITICS = {"\u24B6":"A","\uFF21":"A","\u00C0":"A","\u00C1":"A","\u00C2":"A","\u1EA6":"A","\u1EA4":"A","\u1EAA":"A","\u1EA8":"A","\u00C3":"A","\u0100":"A","\u0102":"A","\u1EB0":"A","\u1EAE":"A","\u1EB4":"A","\u1EB2":"A","\u0226":"A","\u01E0":"A","\u00C4":"A","\u01DE":"A","\u1EA2":"A","\u00C5":"A","\u01FA":"A","\u01CD":"A","\u0200":"A","\u0202":"A","\u1EA0":"A","\u1EAC":"A","\u1EB6":"A","\u1E00":"A","\u0104":"A","\u023A":"A","\u2C6F":"A","\uA732":"AA","\u00C6":"AE","\u01FC":"AE","\u01E2":"AE","\uA734":"AO","\uA736":"AU","\uA738":"AV","\uA73A":"AV","\uA73C":"AY","\u24B7":"B","\uFF22":"B","\u1E02":"B","\u1E04":"B","\u1E06":"B","\u0243":"B","\u0182":"B","\u0181":"B","\u24B8":"C","\uFF23":"C","\u0106":"C","\u0108":"C","\u010A":"C","\u010C":"C","\u00C7":"C","\u1E08":"C","\u0187":"C","\u023B":"C","\uA73E":"C","\u24B9":"D","\uFF24":"D","\u1E0A":"D","\u010E":"D","\u1E0C":"D","\u1E10":"D","\u1E12":"D","\u1E0E":"D","\u0110":"D","\u018B":"D","\u018A":"D","\u0189":"D","\uA779":"D","\u01F1":"DZ","\u01C4":"DZ","\u01F2":"Dz","\u01C5":"Dz","\u24BA":"E","\uFF25":"E","\u00C8":"E","\u00C9":"E","\u00CA":"E","\u1EC0":"E","\u1EBE":"E","\u1EC4":"E","\u1EC2":"E","\u1EBC":"E","\u0112":"E","\u1E14":"E","\u1E16":"E","\u0114":"E","\u0116":"E","\u00CB":"E","\u1EBA":"E","\u011A":"E","\u0204":"E","\u0206":"E","\u1EB8":"E","\u1EC6":"E","\u0228":"E","\u1E1C":"E","\u0118":"E","\u1E18":"E","\u1E1A":"E","\u0190":"E","\u018E":"E","\u24BB":"F","\uFF26":"F","\u1E1E":"F","\u0191":"F","\uA77B":"F","\u24BC":"G","\uFF27":"G","\u01F4":"G","\u011C":"G","\u1E20":"G","\u011E":"G","\u0120":"G","\u01E6":"G","\u0122":"G","\u01E4":"G","\u0193":"G","\uA7A0":"G","\uA77D":"G","\uA77E":"G","\u24BD":"H","\uFF28":"H","\u0124":"H","\u1E22":"H","\u1E26":"H","\u021E":"H","\u1E24":"H","\u1E28":"H","\u1E2A":"H","\u0126":"H","\u2C67":"H","\u2C75":"H","\uA78D":"H","\u24BE":"I","\uFF29":"I","\u00CC":"I","\u00CD":"I","\u00CE":"I","\u0128":"I","\u012A":"I","\u012C":"I","\u0130":"I","\u00CF":"I","\u1E2E":"I","\u1EC8":"I","\u01CF":"I","\u0208":"I","\u020A":"I","\u1ECA":"I","\u012E":"I","\u1E2C":"I","\u0197":"I","\u24BF":"J","\uFF2A":"J","\u0134":"J","\u0248":"J","\u24C0":"K","\uFF2B":"K","\u1E30":"K","\u01E8":"K","\u1E32":"K","\u0136":"K","\u1E34":"K","\u0198":"K","\u2C69":"K","\uA740":"K","\uA742":"K","\uA744":"K","\uA7A2":"K","\u24C1":"L","\uFF2C":"L","\u013F":"L","\u0139":"L","\u013D":"L","\u1E36":"L","\u1E38":"L","\u013B":"L","\u1E3C":"L","\u1E3A":"L","\u0141":"L","\u023D":"L","\u2C62":"L","\u2C60":"L","\uA748":"L","\uA746":"L","\uA780":"L","\u01C7":"LJ","\u01C8":"Lj","\u24C2":"M","\uFF2D":"M","\u1E3E":"M","\u1E40":"M","\u1E42":"M","\u2C6E":"M","\u019C":"M","\u24C3":"N","\uFF2E":"N","\u01F8":"N","\u0143":"N","\u00D1":"N","\u1E44":"N","\u0147":"N","\u1E46":"N","\u0145":"N","\u1E4A":"N","\u1E48":"N","\u0220":"N","\u019D":"N","\uA790":"N","\uA7A4":"N","\u01CA":"NJ","\u01CB":"Nj","\u24C4":"O","\uFF2F":"O","\u00D2":"O","\u00D3":"O","\u00D4":"O","\u1ED2":"O","\u1ED0":"O","\u1ED6":"O","\u1ED4":"O","\u00D5":"O","\u1E4C":"O","\u022C":"O","\u1E4E":"O","\u014C":"O","\u1E50":"O","\u1E52":"O","\u014E":"O","\u022E":"O","\u0230":"O","\u00D6":"O","\u022A":"O","\u1ECE":"O","\u0150":"O","\u01D1":"O","\u020C":"O","\u020E":"O","\u01A0":"O","\u1EDC":"O","\u1EDA":"O","\u1EE0":"O","\u1EDE":"O","\u1EE2":"O","\u1ECC":"O","\u1ED8":"O","\u01EA":"O","\u01EC":"O","\u00D8":"O","\u01FE":"O","\u0186":"O","\u019F":"O","\uA74A":"O","\uA74C":"O","\u01A2":"OI","\uA74E":"OO","\u0222":"OU","\u24C5":"P","\uFF30":"P","\u1E54":"P","\u1E56":"P","\u01A4":"P","\u2C63":"P","\uA750":"P","\uA752":"P","\uA754":"P","\u24C6":"Q","\uFF31":"Q","\uA756":"Q","\uA758":"Q","\u024A":"Q","\u24C7":"R","\uFF32":"R","\u0154":"R","\u1E58":"R","\u0158":"R","\u0210":"R","\u0212":"R","\u1E5A":"R","\u1E5C":"R","\u0156":"R","\u1E5E":"R","\u024C":"R","\u2C64":"R","\uA75A":"R","\uA7A6":"R","\uA782":"R","\u24C8":"S","\uFF33":"S","\u1E9E":"S","\u015A":"S","\u1E64":"S","\u015C":"S","\u1E60":"S","\u0160":"S","\u1E66":"S","\u1E62":"S","\u1E68":"S","\u0218":"S","\u015E":"S","\u2C7E":"S","\uA7A8":"S","\uA784":"S","\u24C9":"T","\uFF34":"T","\u1E6A":"T","\u0164":"T","\u1E6C":"T","\u021A":"T","\u0162":"T","\u1E70":"T","\u1E6E":"T","\u0166":"T","\u01AC":"T","\u01AE":"T","\u023E":"T","\uA786":"T","\uA728":"TZ","\u24CA":"U","\uFF35":"U","\u00D9":"U","\u00DA":"U","\u00DB":"U","\u0168":"U","\u1E78":"U","\u016A":"U","\u1E7A":"U","\u016C":"U","\u00DC":"U","\u01DB":"U","\u01D7":"U","\u01D5":"U","\u01D9":"U","\u1EE6":"U","\u016E":"U","\u0170":"U","\u01D3":"U","\u0214":"U","\u0216":"U","\u01AF":"U","\u1EEA":"U","\u1EE8":"U","\u1EEE":"U","\u1EEC":"U","\u1EF0":"U","\u1EE4":"U","\u1E72":"U","\u0172":"U","\u1E76":"U","\u1E74":"U","\u0244":"U","\u24CB":"V","\uFF36":"V","\u1E7C":"V","\u1E7E":"V","\u01B2":"V","\uA75E":"V","\u0245":"V","\uA760":"VY","\u24CC":"W","\uFF37":"W","\u1E80":"W","\u1E82":"W","\u0174":"W","\u1E86":"W","\u1E84":"W","\u1E88":"W","\u2C72":"W","\u24CD":"X","\uFF38":"X","\u1E8A":"X","\u1E8C":"X","\u24CE":"Y","\uFF39":"Y","\u1EF2":"Y","\u00DD":"Y","\u0176":"Y","\u1EF8":"Y","\u0232":"Y","\u1E8E":"Y","\u0178":"Y","\u1EF6":"Y","\u1EF4":"Y","\u01B3":"Y","\u024E":"Y","\u1EFE":"Y","\u24CF":"Z","\uFF3A":"Z","\u0179":"Z","\u1E90":"Z","\u017B":"Z","\u017D":"Z","\u1E92":"Z","\u1E94":"Z","\u01B5":"Z","\u0224":"Z","\u2C7F":"Z","\u2C6B":"Z","\uA762":"Z","\u24D0":"a","\uFF41":"a","\u1E9A":"a","\u00E0":"a","\u00E1":"a","\u00E2":"a","\u1EA7":"a","\u1EA5":"a","\u1EAB":"a","\u1EA9":"a","\u00E3":"a","\u0101":"a","\u0103":"a","\u1EB1":"a","\u1EAF":"a","\u1EB5":"a","\u1EB3":"a","\u0227":"a","\u01E1":"a","\u00E4":"a","\u01DF":"a","\u1EA3":"a","\u00E5":"a","\u01FB":"a","\u01CE":"a","\u0201":"a","\u0203":"a","\u1EA1":"a","\u1EAD":"a","\u1EB7":"a","\u1E01":"a","\u0105":"a","\u2C65":"a","\u0250":"a","\uA733":"aa","\u00E6":"ae","\u01FD":"ae","\u01E3":"ae","\uA735":"ao","\uA737":"au","\uA739":"av","\uA73B":"av","\uA73D":"ay","\u24D1":"b","\uFF42":"b","\u1E03":"b","\u1E05":"b","\u1E07":"b","\u0180":"b","\u0183":"b","\u0253":"b","\u24D2":"c","\uFF43":"c","\u0107":"c","\u0109":"c","\u010B":"c","\u010D":"c","\u00E7":"c","\u1E09":"c","\u0188":"c","\u023C":"c","\uA73F":"c","\u2184":"c","\u24D3":"d","\uFF44":"d","\u1E0B":"d","\u010F":"d","\u1E0D":"d","\u1E11":"d","\u1E13":"d","\u1E0F":"d","\u0111":"d","\u018C":"d","\u0256":"d","\u0257":"d","\uA77A":"d","\u01F3":"dz","\u01C6":"dz","\u24D4":"e","\uFF45":"e","\u00E8":"e","\u00E9":"e","\u00EA":"e","\u1EC1":"e","\u1EBF":"e","\u1EC5":"e","\u1EC3":"e","\u1EBD":"e","\u0113":"e","\u1E15":"e","\u1E17":"e","\u0115":"e","\u0117":"e","\u00EB":"e","\u1EBB":"e","\u011B":"e","\u0205":"e","\u0207":"e","\u1EB9":"e","\u1EC7":"e","\u0229":"e","\u1E1D":"e","\u0119":"e","\u1E19":"e","\u1E1B":"e","\u0247":"e","\u025B":"e","\u01DD":"e","\u24D5":"f","\uFF46":"f","\u1E1F":"f","\u0192":"f","\uA77C":"f","\u24D6":"g","\uFF47":"g","\u01F5":"g","\u011D":"g","\u1E21":"g","\u011F":"g","\u0121":"g","\u01E7":"g","\u0123":"g","\u01E5":"g","\u0260":"g","\uA7A1":"g","\u1D79":"g","\uA77F":"g","\u24D7":"h","\uFF48":"h","\u0125":"h","\u1E23":"h","\u1E27":"h","\u021F":"h","\u1E25":"h","\u1E29":"h","\u1E2B":"h","\u1E96":"h","\u0127":"h","\u2C68":"h","\u2C76":"h","\u0265":"h","\u0195":"hv","\u24D8":"i","\uFF49":"i","\u00EC":"i","\u00ED":"i","\u00EE":"i","\u0129":"i","\u012B":"i","\u012D":"i","\u00EF":"i","\u1E2F":"i","\u1EC9":"i","\u01D0":"i","\u0209":"i","\u020B":"i","\u1ECB":"i","\u012F":"i","\u1E2D":"i","\u0268":"i","\u0131":"i","\u24D9":"j","\uFF4A":"j","\u0135":"j","\u01F0":"j","\u0249":"j","\u24DA":"k","\uFF4B":"k","\u1E31":"k","\u01E9":"k","\u1E33":"k","\u0137":"k","\u1E35":"k","\u0199":"k","\u2C6A":"k","\uA741":"k","\uA743":"k","\uA745":"k","\uA7A3":"k","\u24DB":"l","\uFF4C":"l","\u0140":"l","\u013A":"l","\u013E":"l","\u1E37":"l","\u1E39":"l","\u013C":"l","\u1E3D":"l","\u1E3B":"l","\u017F":"l","\u0142":"l","\u019A":"l","\u026B":"l","\u2C61":"l","\uA749":"l","\uA781":"l","\uA747":"l","\u01C9":"lj","\u24DC":"m","\uFF4D":"m","\u1E3F":"m","\u1E41":"m","\u1E43":"m","\u0271":"m","\u026F":"m","\u24DD":"n","\uFF4E":"n","\u01F9":"n","\u0144":"n","\u00F1":"n","\u1E45":"n","\u0148":"n","\u1E47":"n","\u0146":"n","\u1E4B":"n","\u1E49":"n","\u019E":"n","\u0272":"n","\u0149":"n","\uA791":"n","\uA7A5":"n","\u01CC":"nj","\u24DE":"o","\uFF4F":"o","\u00F2":"o","\u00F3":"o","\u00F4":"o","\u1ED3":"o","\u1ED1":"o","\u1ED7":"o","\u1ED5":"o","\u00F5":"o","\u1E4D":"o","\u022D":"o","\u1E4F":"o","\u014D":"o","\u1E51":"o","\u1E53":"o","\u014F":"o","\u022F":"o","\u0231":"o","\u00F6":"o","\u022B":"o","\u1ECF":"o","\u0151":"o","\u01D2":"o","\u020D":"o","\u020F":"o","\u01A1":"o","\u1EDD":"o","\u1EDB":"o","\u1EE1":"o","\u1EDF":"o","\u1EE3":"o","\u1ECD":"o","\u1ED9":"o","\u01EB":"o","\u01ED":"o","\u00F8":"o","\u01FF":"o","\u0254":"o","\uA74B":"o","\uA74D":"o","\u0275":"o","\u01A3":"oi","\u0223":"ou","\uA74F":"oo","\u24DF":"p","\uFF50":"p","\u1E55":"p","\u1E57":"p","\u01A5":"p","\u1D7D":"p","\uA751":"p","\uA753":"p","\uA755":"p","\u24E0":"q","\uFF51":"q","\u024B":"q","\uA757":"q","\uA759":"q","\u24E1":"r","\uFF52":"r","\u0155":"r","\u1E59":"r","\u0159":"r","\u0211":"r","\u0213":"r","\u1E5B":"r","\u1E5D":"r","\u0157":"r","\u1E5F":"r","\u024D":"r","\u027D":"r","\uA75B":"r","\uA7A7":"r","\uA783":"r","\u24E2":"s","\uFF53":"s","\u00DF":"s","\u015B":"s","\u1E65":"s","\u015D":"s","\u1E61":"s","\u0161":"s","\u1E67":"s","\u1E63":"s","\u1E69":"s","\u0219":"s","\u015F":"s","\u023F":"s","\uA7A9":"s","\uA785":"s","\u1E9B":"s","\u24E3":"t","\uFF54":"t","\u1E6B":"t","\u1E97":"t","\u0165":"t","\u1E6D":"t","\u021B":"t","\u0163":"t","\u1E71":"t","\u1E6F":"t","\u0167":"t","\u01AD":"t","\u0288":"t","\u2C66":"t","\uA787":"t","\uA729":"tz","\u24E4":"u","\uFF55":"u","\u00F9":"u","\u00FA":"u","\u00FB":"u","\u0169":"u","\u1E79":"u","\u016B":"u","\u1E7B":"u","\u016D":"u","\u00FC":"u","\u01DC":"u","\u01D8":"u","\u01D6":"u","\u01DA":"u","\u1EE7":"u","\u016F":"u","\u0171":"u","\u01D4":"u","\u0215":"u","\u0217":"u","\u01B0":"u","\u1EEB":"u","\u1EE9":"u","\u1EEF":"u","\u1EED":"u","\u1EF1":"u","\u1EE5":"u","\u1E73":"u","\u0173":"u","\u1E77":"u","\u1E75":"u","\u0289":"u","\u24E5":"v","\uFF56":"v","\u1E7D":"v","\u1E7F":"v","\u028B":"v","\uA75F":"v","\u028C":"v","\uA761":"vy","\u24E6":"w","\uFF57":"w","\u1E81":"w","\u1E83":"w","\u0175":"w","\u1E87":"w","\u1E85":"w","\u1E98":"w","\u1E89":"w","\u2C73":"w","\u24E7":"x","\uFF58":"x","\u1E8B":"x","\u1E8D":"x","\u24E8":"y","\uFF59":"y","\u1EF3":"y","\u00FD":"y","\u0177":"y","\u1EF9":"y","\u0233":"y","\u1E8F":"y","\u00FF":"y","\u1EF7":"y","\u1E99":"y","\u1EF5":"y","\u01B4":"y","\u024F":"y","\u1EFF":"y","\u24E9":"z","\uFF5A":"z","\u017A":"z","\u1E91":"z","\u017C":"z","\u017E":"z","\u1E93":"z","\u1E95":"z","\u01B6":"z","\u0225":"z","\u0240":"z","\u2C6C":"z","\uA763":"z","\u0386":"\u0391","\u0388":"\u0395","\u0389":"\u0397","\u038A":"\u0399","\u03AA":"\u0399","\u038C":"\u039F","\u038E":"\u03A5","\u03AB":"\u03A5","\u038F":"\u03A9","\u03AC":"\u03B1","\u03AD":"\u03B5","\u03AE":"\u03B7","\u03AF":"\u03B9","\u03CA":"\u03B9","\u0390":"\u03B9","\u03CC":"\u03BF","\u03CD":"\u03C5","\u03CB":"\u03C5","\u03B0":"\u03C5","\u03C9":"\u03C9","\u03C2":"\u03C3"};
-
- $document = $(document);
-
- nextUid=(function() { var counter=1; return function() { return counter++; }; }());
-
-
- function reinsertElement(element) {
- var placeholder = $(document.createTextNode(''));
-
- element.before(placeholder);
- placeholder.before(element);
- placeholder.remove();
- }
-
- function stripDiacritics(str) {
- // Used 'uni range + named function' from http://jsperf.com/diacritics/18
- function match(a) {
- return DIACRITICS[a] || a;
- }
-
- return str.replace(/[^\u0000-\u007E]/g, match);
- }
-
- function indexOf(value, array) {
- var i = 0, l = array.length;
- for (; i < l; i = i + 1) {
- if (equal(value, array[i])) return i;
- }
- return -1;
- }
-
- function measureScrollbar () {
- var $template = $( MEASURE_SCROLLBAR_TEMPLATE );
- $template.appendTo(document.body);
-
- var dim = {
- width: $template.width() - $template[0].clientWidth,
- height: $template.height() - $template[0].clientHeight
- };
- $template.remove();
-
- return dim;
- }
-
- /**
- * Compares equality of a and b
- * @param a
- * @param b
- */
- function equal(a, b) {
- if (a === b) return true;
- if (a === undefined || b === undefined) return false;
- if (a === null || b === null) return false;
- // Check whether 'a' or 'b' is a string (primitive or object).
- // The concatenation of an empty string (+'') converts its argument to a string's primitive.
- if (a.constructor === String) return a+'' === b+''; // a+'' - in case 'a' is a String object
- if (b.constructor === String) return b+'' === a+''; // b+'' - in case 'b' is a String object
- return false;
- }
-
- /**
- * Splits the string into an array of values, transforming each value. An empty array is returned for nulls or empty
- * strings
- * @param string
- * @param separator
- */
- function splitVal(string, separator, transform) {
- var val, i, l;
- if (string === null || string.length < 1) return [];
- val = string.split(separator);
- for (i = 0, l = val.length; i < l; i = i + 1) val[i] = transform(val[i]);
- return val;
- }
-
- function getSideBorderPadding(element) {
- return element.outerWidth(false) - element.width();
- }
-
- function installKeyUpChangeEvent(element) {
- var key="keyup-change-value";
- element.on("keydown", function () {
- if ($.data(element, key) === undefined) {
- $.data(element, key, element.val());
- }
- });
- element.on("keyup", function () {
- var val= $.data(element, key);
- if (val !== undefined && element.val() !== val) {
- $.removeData(element, key);
- element.trigger("keyup-change");
- }
- });
- }
-
-
- /**
- * filters mouse events so an event is fired only if the mouse moved.
- *
- * filters out mouse events that occur when mouse is stationary but
- * the elements under the pointer are scrolled.
- */
- function installFilteredMouseMove(element) {
- element.on("mousemove", function (e) {
- var lastpos = lastMousePosition;
- if (lastpos === undefined || lastpos.x !== e.pageX || lastpos.y !== e.pageY) {
- $(e.target).trigger("mousemove-filtered", e);
- }
- });
- }
-
- /**
- * Debounces a function. Returns a function that calls the original fn function only if no invocations have been made
- * within the last quietMillis milliseconds.
- *
- * @param quietMillis number of milliseconds to wait before invoking fn
- * @param fn function to be debounced
- * @param ctx object to be used as this reference within fn
- * @return debounced version of fn
- */
- function debounce(quietMillis, fn, ctx) {
- ctx = ctx || undefined;
- var timeout;
- return function () {
- var args = arguments;
- window.clearTimeout(timeout);
- timeout = window.setTimeout(function() {
- fn.apply(ctx, args);
- }, quietMillis);
- };
- }
-
- function installDebouncedScroll(threshold, element) {
- var notify = debounce(threshold, function (e) { element.trigger("scroll-debounced", e);});
- element.on("scroll", function (e) {
- if (indexOf(e.target, element.get()) >= 0) notify(e);
- });
- }
-
- function focus($el) {
- if ($el[0] === document.activeElement) return;
-
- /* set the focus in a 0 timeout - that way the focus is set after the processing
- of the current event has finished - which seems like the only reliable way
- to set focus */
- window.setTimeout(function() {
- var el=$el[0], pos=$el.val().length, range;
-
- $el.focus();
-
- /* make sure el received focus so we do not error out when trying to manipulate the caret.
- sometimes modals or others listeners may steal it after its set */
- var isVisible = (el.offsetWidth > 0 || el.offsetHeight > 0);
- if (isVisible && el === document.activeElement) {
-
- /* after the focus is set move the caret to the end, necessary when we val()
- just before setting focus */
- if(el.setSelectionRange)
- {
- el.setSelectionRange(pos, pos);
- }
- else if (el.createTextRange) {
- range = el.createTextRange();
- range.collapse(false);
- range.select();
- }
- }
- }, 0);
- }
-
- function getCursorInfo(el) {
- el = $(el)[0];
- var offset = 0;
- var length = 0;
- if ('selectionStart' in el) {
- offset = el.selectionStart;
- length = el.selectionEnd - offset;
- } else if ('selection' in document) {
- el.focus();
- var sel = document.selection.createRange();
- length = document.selection.createRange().text.length;
- sel.moveStart('character', -el.value.length);
- offset = sel.text.length - length;
- }
- return { offset: offset, length: length };
- }
-
- function killEvent(event) {
- event.preventDefault();
- event.stopPropagation();
- }
- function killEventImmediately(event) {
- event.preventDefault();
- event.stopImmediatePropagation();
- }
-
- function measureTextWidth(e) {
- if (!sizer){
- var style = e[0].currentStyle || window.getComputedStyle(e[0], null);
- sizer = $(document.createElement("div")).css({
- position: "absolute",
- left: "-10000px",
- top: "-10000px",
- display: "none",
- fontSize: style.fontSize,
- fontFamily: style.fontFamily,
- fontStyle: style.fontStyle,
- fontWeight: style.fontWeight,
- letterSpacing: style.letterSpacing,
- textTransform: style.textTransform,
- whiteSpace: "nowrap"
- });
- sizer.attr("class","select2-sizer");
- $(document.body).append(sizer);
- }
- sizer.text(e.val());
- return sizer.width();
- }
-
- function syncCssClasses(dest, src, adapter) {
- var classes, replacements = [], adapted;
-
- classes = $.trim(dest.attr("class"));
-
- if (classes) {
- classes = '' + classes; // for IE which returns object
-
- $(classes.split(/\s+/)).each2(function() {
- if (this.indexOf("select2-") === 0) {
- replacements.push(this);
- }
- });
- }
-
- classes = $.trim(src.attr("class"));
-
- if (classes) {
- classes = '' + classes; // for IE which returns object
-
- $(classes.split(/\s+/)).each2(function() {
- if (this.indexOf("select2-") !== 0) {
- adapted = adapter(this);
-
- if (adapted) {
- replacements.push(adapted);
- }
- }
- });
- }
-
- dest.attr("class", replacements.join(" "));
- }
-
-
- function markMatch(text, term, markup, escapeMarkup) {
- var match=stripDiacritics(text.toUpperCase()).indexOf(stripDiacritics(term.toUpperCase())),
- tl=term.length;
-
- if (match<0) {
- markup.push(escapeMarkup(text));
- return;
- }
-
- markup.push(escapeMarkup(text.substring(0, match)));
- markup.push("");
- markup.push(escapeMarkup(text.substring(match, match + tl)));
- markup.push("");
- markup.push(escapeMarkup(text.substring(match + tl, text.length)));
- }
-
- function defaultEscapeMarkup(markup) {
- var replace_map = {
- '\\': '\',
- '&': '&',
- '<': '<',
- '>': '>',
- '"': '"',
- "'": ''',
- "/": '/'
- };
-
- return String(markup).replace(/[&<>"'\/\\]/g, function (match) {
- return replace_map[match];
- });
- }
-
- /**
- * Produces an ajax-based query function
- *
- * @param options object containing configuration parameters
- * @param options.params parameter map for the transport ajax call, can contain such options as cache, jsonpCallback, etc. see $.ajax
- * @param options.transport function that will be used to execute the ajax request. must be compatible with parameters supported by $.ajax
- * @param options.url url for the data
- * @param options.data a function(searchTerm, pageNumber, context) that should return an object containing query string parameters for the above url.
- * @param options.dataType request data type: ajax, jsonp, other datatypes supported by jQuery's $.ajax function or the transport function if specified
- * @param options.quietMillis (optional) milliseconds to wait before making the ajaxRequest, helps debounce the ajax function if invoked too often
- * @param options.results a function(remoteData, pageNumber, query) that converts data returned form the remote request to the format expected by Select2.
- * The expected format is an object containing the following keys:
- * results array of objects that will be used as choices
- * more (optional) boolean indicating whether there are more results available
- * Example: {results:[{id:1, text:'Red'},{id:2, text:'Blue'}], more:true}
- */
- function ajax(options) {
- var timeout, // current scheduled but not yet executed request
- handler = null,
- quietMillis = options.quietMillis || 100,
- ajaxUrl = options.url,
- self = this;
-
- return function (query) {
- window.clearTimeout(timeout);
- timeout = window.setTimeout(function () {
- var data = options.data, // ajax data function
- url = ajaxUrl, // ajax url string or function
- transport = options.transport || $.fn.select2.ajaxDefaults.transport,
- // deprecated - to be removed in 4.0 - use params instead
- deprecated = {
- type: options.type || 'GET', // set type of request (GET or POST)
- cache: options.cache || false,
- jsonpCallback: options.jsonpCallback||undefined,
- dataType: options.dataType||"json"
- },
- params = $.extend({}, $.fn.select2.ajaxDefaults.params, deprecated);
-
- data = data ? data.call(self, query.term, query.page, query.context) : null;
- url = (typeof url === 'function') ? url.call(self, query.term, query.page, query.context) : url;
-
- if (handler && typeof handler.abort === "function") { handler.abort(); }
-
- if (options.params) {
- if ($.isFunction(options.params)) {
- $.extend(params, options.params.call(self));
- } else {
- $.extend(params, options.params);
- }
- }
-
- $.extend(params, {
- url: url,
- dataType: options.dataType,
- data: data,
- success: function (data) {
- // TODO - replace query.page with query so users have access to term, page, etc.
- // added query as third paramter to keep backwards compatibility
- var results = options.results(data, query.page, query);
- query.callback(results);
- },
- error: function(jqXHR, textStatus, errorThrown){
- var results = {
- hasError: true,
- jqXHR: jqXHR,
- textStatus: textStatus,
- errorThrown: errorThrown
- };
-
- query.callback(results);
- }
- });
- handler = transport.call(self, params);
- }, quietMillis);
- };
- }
-
- /**
- * Produces a query function that works with a local array
- *
- * @param options object containing configuration parameters. The options parameter can either be an array or an
- * object.
- *
- * If the array form is used it is assumed that it contains objects with 'id' and 'text' keys.
- *
- * If the object form is used it is assumed that it contains 'data' and 'text' keys. The 'data' key should contain
- * an array of objects that will be used as choices. These objects must contain at least an 'id' key. The 'text'
- * key can either be a String in which case it is expected that each element in the 'data' array has a key with the
- * value of 'text' which will be used to match choices. Alternatively, text can be a function(item) that can extract
- * the text.
- */
- function local(options) {
- var data = options, // data elements
- dataText,
- tmp,
- text = function (item) { return ""+item.text; }; // function used to retrieve the text portion of a data item that is matched against the search
-
- if ($.isArray(data)) {
- tmp = data;
- data = { results: tmp };
- }
-
- if ($.isFunction(data) === false) {
- tmp = data;
- data = function() { return tmp; };
- }
-
- var dataItem = data();
- if (dataItem.text) {
- text = dataItem.text;
- // if text is not a function we assume it to be a key name
- if (!$.isFunction(text)) {
- dataText = dataItem.text; // we need to store this in a separate variable because in the next step data gets reset and data.text is no longer available
- text = function (item) { return item[dataText]; };
- }
- }
-
- return function (query) {
- var t = query.term, filtered = { results: [] }, process;
- if (t === "") {
- query.callback(data());
- return;
- }
-
- process = function(datum, collection) {
- var group, attr;
- datum = datum[0];
- if (datum.children) {
- group = {};
- for (attr in datum) {
- if (datum.hasOwnProperty(attr)) group[attr]=datum[attr];
- }
- group.children=[];
- $(datum.children).each2(function(i, childDatum) { process(childDatum, group.children); });
- if (group.children.length || query.matcher(t, text(group), datum)) {
- collection.push(group);
- }
- } else {
- if (query.matcher(t, text(datum), datum)) {
- collection.push(datum);
- }
- }
- };
-
- $(data().results).each2(function(i, datum) { process(datum, filtered.results); });
- query.callback(filtered);
- };
- }
-
- // TODO javadoc
- function tags(data) {
- var isFunc = $.isFunction(data);
- return function (query) {
- var t = query.term, filtered = {results: []};
- var result = isFunc ? data(query) : data;
- if ($.isArray(result)) {
- $(result).each(function () {
- var isObject = this.text !== undefined,
- text = isObject ? this.text : this;
- if (t === "" || query.matcher(t, text)) {
- filtered.results.push(isObject ? this : {id: this, text: this});
- }
- });
- query.callback(filtered);
- }
- };
- }
-
- /**
- * Checks if the formatter function should be used.
- *
- * Throws an error if it is not a function. Returns true if it should be used,
- * false if no formatting should be performed.
- *
- * @param formatter
- */
- function checkFormatter(formatter, formatterName) {
- if ($.isFunction(formatter)) return true;
- if (!formatter) return false;
- if (typeof(formatter) === 'string') return true;
- throw new Error(formatterName +" must be a string, function, or falsy value");
- }
-
- /**
- * Returns a given value
- * If given a function, returns its output
- *
- * @param val string|function
- * @param context value of "this" to be passed to function
- * @returns {*}
- */
- function evaluate(val, context) {
- if ($.isFunction(val)) {
- var args = Array.prototype.slice.call(arguments, 2);
- return val.apply(context, args);
- }
- return val;
- }
-
- function countResults(results) {
- var count = 0;
- $.each(results, function(i, item) {
- if (item.children) {
- count += countResults(item.children);
- } else {
- count++;
- }
- });
- return count;
- }
-
- /**
- * Default tokenizer. This function uses breaks the input on substring match of any string from the
- * opts.tokenSeparators array and uses opts.createSearchChoice to create the choice object. Both of those
- * two options have to be defined in order for the tokenizer to work.
- *
- * @param input text user has typed so far or pasted into the search field
- * @param selection currently selected choices
- * @param selectCallback function(choice) callback tho add the choice to selection
- * @param opts select2's opts
- * @return undefined/null to leave the current input unchanged, or a string to change the input to the returned value
- */
- function defaultTokenizer(input, selection, selectCallback, opts) {
- var original = input, // store the original so we can compare and know if we need to tell the search to update its text
- dupe = false, // check for whether a token we extracted represents a duplicate selected choice
- token, // token
- index, // position at which the separator was found
- i, l, // looping variables
- separator; // the matched separator
-
- if (!opts.createSearchChoice || !opts.tokenSeparators || opts.tokenSeparators.length < 1) return undefined;
-
- while (true) {
- index = -1;
-
- for (i = 0, l = opts.tokenSeparators.length; i < l; i++) {
- separator = opts.tokenSeparators[i];
- index = input.indexOf(separator);
- if (index >= 0) break;
- }
-
- if (index < 0) break; // did not find any token separator in the input string, bail
-
- token = input.substring(0, index);
- input = input.substring(index + separator.length);
-
- if (token.length > 0) {
- token = opts.createSearchChoice.call(this, token, selection);
- if (token !== undefined && token !== null && opts.id(token) !== undefined && opts.id(token) !== null) {
- dupe = false;
- for (i = 0, l = selection.length; i < l; i++) {
- if (equal(opts.id(token), opts.id(selection[i]))) {
- dupe = true; break;
- }
- }
-
- if (!dupe) selectCallback(token);
- }
- }
- }
-
- if (original!==input) return input;
- }
-
- function cleanupJQueryElements() {
- var self = this;
-
- $.each(arguments, function (i, element) {
- self[element].remove();
- self[element] = null;
- });
- }
-
- /**
- * Creates a new class
- *
- * @param superClass
- * @param methods
- */
- function clazz(SuperClass, methods) {
- var constructor = function () {};
- constructor.prototype = new SuperClass;
- constructor.prototype.constructor = constructor;
- constructor.prototype.parent = SuperClass.prototype;
- constructor.prototype = $.extend(constructor.prototype, methods);
- return constructor;
- }
-
- AbstractSelect2 = clazz(Object, {
-
- // abstract
- bind: function (func) {
- var self = this;
- return function () {
- func.apply(self, arguments);
- };
- },
-
- // abstract
- init: function (opts) {
- var results, search, resultsSelector = ".select2-results";
-
- // prepare options
- this.opts = opts = this.prepareOpts(opts);
-
- this.id=opts.id;
-
- // destroy if called on an existing component
- if (opts.element.data("select2") !== undefined &&
- opts.element.data("select2") !== null) {
- opts.element.data("select2").destroy();
- }
-
- this.container = this.createContainer();
-
- this.liveRegion = $('.select2-hidden-accessible');
- if (this.liveRegion.length == 0) {
- this.liveRegion = $("", {
- role: "status",
- "aria-live": "polite"
- })
- .addClass("select2-hidden-accessible")
- .appendTo(document.body);
- }
-
- this.containerId="s2id_"+(opts.element.attr("id") || "autogen"+nextUid());
- this.containerEventName= this.containerId
- .replace(/([.])/g, '_')
- .replace(/([;&,\-\.\+\*\~':"\!\^#$%@\[\]\(\)=>\|])/g, '\\$1');
- this.container.attr("id", this.containerId);
-
- this.container.attr("title", opts.element.attr("title"));
-
- this.body = $(document.body);
-
- syncCssClasses(this.container, this.opts.element, this.opts.adaptContainerCssClass);
-
- this.container.attr("style", opts.element.attr("style"));
- this.container.css(evaluate(opts.containerCss, this.opts.element));
- this.container.addClass(evaluate(opts.containerCssClass, this.opts.element));
-
- this.elementTabIndex = this.opts.element.attr("tabindex");
-
- // swap container for the element
- this.opts.element
- .data("select2", this)
- .attr("tabindex", "-1")
- .before(this.container)
- .on("click.select2", killEvent); // do not leak click events
-
- this.container.data("select2", this);
-
- this.dropdown = this.container.find(".select2-drop");
-
- syncCssClasses(this.dropdown, this.opts.element, this.opts.adaptDropdownCssClass);
-
- this.dropdown.addClass(evaluate(opts.dropdownCssClass, this.opts.element));
- this.dropdown.data("select2", this);
- this.dropdown.on("click", killEvent);
-
- this.results = results = this.container.find(resultsSelector);
- this.search = search = this.container.find("input.select2-input");
-
- this.queryCount = 0;
- this.resultsPage = 0;
- this.context = null;
-
- // initialize the container
- this.initContainer();
-
- this.container.on("click", killEvent);
-
- installFilteredMouseMove(this.results);
-
- this.dropdown.on("mousemove-filtered", resultsSelector, this.bind(this.highlightUnderEvent));
- this.dropdown.on("touchstart touchmove touchend", resultsSelector, this.bind(function (event) {
- this._touchEvent = true;
- this.highlightUnderEvent(event);
- }));
- this.dropdown.on("touchmove", resultsSelector, this.bind(this.touchMoved));
- this.dropdown.on("touchstart touchend", resultsSelector, this.bind(this.clearTouchMoved));
-
- // Waiting for a click event on touch devices to select option and hide dropdown
- // otherwise click will be triggered on an underlying element
- this.dropdown.on('click', this.bind(function (event) {
- if (this._touchEvent) {
- this._touchEvent = false;
- this.selectHighlighted();
- }
- }));
-
- installDebouncedScroll(80, this.results);
- this.dropdown.on("scroll-debounced", resultsSelector, this.bind(this.loadMoreIfNeeded));
-
- // do not propagate change event from the search field out of the component
- $(this.container).on("change", ".select2-input", function(e) {e.stopPropagation();});
- $(this.dropdown).on("change", ".select2-input", function(e) {e.stopPropagation();});
-
- // if jquery.mousewheel plugin is installed we can prevent out-of-bounds scrolling of results via mousewheel
- if ($.fn.mousewheel) {
- results.mousewheel(function (e, delta, deltaX, deltaY) {
- var top = results.scrollTop();
- if (deltaY > 0 && top - deltaY <= 0) {
- results.scrollTop(0);
- killEvent(e);
- } else if (deltaY < 0 && results.get(0).scrollHeight - results.scrollTop() + deltaY <= results.height()) {
- results.scrollTop(results.get(0).scrollHeight - results.height());
- killEvent(e);
- }
- });
- }
-
- installKeyUpChangeEvent(search);
- search.on("keyup-change input paste", this.bind(this.updateResults));
- search.on("focus", function () { search.addClass("select2-focused"); });
- search.on("blur", function () { search.removeClass("select2-focused");});
-
- this.dropdown.on("mouseup", resultsSelector, this.bind(function (e) {
- if ($(e.target).closest(".select2-result-selectable").length > 0) {
- this.highlightUnderEvent(e);
- this.selectHighlighted(e);
- }
- }));
-
- // trap all mouse events from leaving the dropdown. sometimes there may be a modal that is listening
- // for mouse events outside of itself so it can close itself. since the dropdown is now outside the select2's
- // dom it will trigger the popup close, which is not what we want
- // focusin can cause focus wars between modals and select2 since the dropdown is outside the modal.
- this.dropdown.on("click mouseup mousedown touchstart touchend focusin", function (e) { e.stopPropagation(); });
-
- this.lastSearchTerm = undefined;
-
- if ($.isFunction(this.opts.initSelection)) {
- // initialize selection based on the current value of the source element
- this.initSelection();
-
- // if the user has provided a function that can set selection based on the value of the source element
- // we monitor the change event on the element and trigger it, allowing for two way synchronization
- this.monitorSource();
- }
-
- if (opts.maximumInputLength !== null) {
- this.search.attr("maxlength", opts.maximumInputLength);
- }
-
- var disabled = opts.element.prop("disabled");
- if (disabled === undefined) disabled = false;
- this.enable(!disabled);
-
- var readonly = opts.element.prop("readonly");
- if (readonly === undefined) readonly = false;
- this.readonly(readonly);
-
- // Calculate size of scrollbar
- scrollBarDimensions = scrollBarDimensions || measureScrollbar();
-
- this.autofocus = opts.element.prop("autofocus");
- opts.element.prop("autofocus", false);
- if (this.autofocus) this.focus();
-
- this.search.attr("placeholder", opts.searchInputPlaceholder);
- },
-
- // abstract
- destroy: function () {
- var element=this.opts.element, select2 = element.data("select2"), self = this;
-
- this.close();
-
- if (element.length && element[0].detachEvent && self._sync) {
- element.each(function () {
- if (self._sync) {
- this.detachEvent("onpropertychange", self._sync);
- }
- });
- }
- if (this.propertyObserver) {
- this.propertyObserver.disconnect();
- this.propertyObserver = null;
- }
- this._sync = null;
-
- if (select2 !== undefined) {
- select2.container.remove();
- select2.liveRegion.remove();
- select2.dropdown.remove();
- element.removeData("select2")
- .off(".select2");
- if (!element.is("input[type='hidden']")) {
- element
- .show()
- .prop("autofocus", this.autofocus || false);
- if (this.elementTabIndex) {
- element.attr({tabindex: this.elementTabIndex});
- } else {
- element.removeAttr("tabindex");
- }
- element.show();
- } else {
- element.css("display", "");
- }
- }
-
- cleanupJQueryElements.call(this,
- "container",
- "liveRegion",
- "dropdown",
- "results",
- "search"
- );
- },
-
- // abstract
- optionToData: function(element) {
- if (element.is("option")) {
- return {
- id:element.prop("value"),
- text:element.text(),
- element: element.get(),
- css: element.attr("class"),
- disabled: element.prop("disabled"),
- locked: equal(element.attr("locked"), "locked") || equal(element.data("locked"), true)
- };
- } else if (element.is("optgroup")) {
- return {
- text:element.attr("label"),
- children:[],
- element: element.get(),
- css: element.attr("class")
- };
- }
- },
-
- // abstract
- prepareOpts: function (opts) {
- var element, select, idKey, ajaxUrl, self = this;
-
- element = opts.element;
-
- if (element.get(0).tagName.toLowerCase() === "select") {
- this.select = select = opts.element;
- }
-
- if (select) {
- // these options are not allowed when attached to a select because they are picked up off the element itself
- $.each(["id", "multiple", "ajax", "query", "createSearchChoice", "initSelection", "data", "tags"], function () {
- if (this in opts) {
- throw new Error("Option '" + this + "' is not allowed for Select2 when attached to a