From e18cd6dbe7d6c9e40562b51aafb48cde473d4da2 Mon Sep 17 00:00:00 2001 From: Christian Klinger Date: Wed, 13 Jul 2016 12:44:46 +0200 Subject: added js_selectize module. --- modules-available/js_selectize/clientscript.js | 3667 ++++++++++++++++++++++++ modules-available/js_selectize/config.json | 3 + modules-available/js_selectize/style.css | 407 +++ 3 files changed, 4077 insertions(+) create mode 100644 modules-available/js_selectize/clientscript.js create mode 100644 modules-available/js_selectize/config.json create mode 100644 modules-available/js_selectize/style.css (limited to 'modules-available/js_selectize') diff --git a/modules-available/js_selectize/clientscript.js b/modules-available/js_selectize/clientscript.js new file mode 100644 index 00000000..e8c09140 --- /dev/null +++ b/modules-available/js_selectize/clientscript.js @@ -0,0 +1,3667 @@ +/** + * sifter.js + * Copyright (c) 2013 Brian Reavis & contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this + * file except in compliance with the License. You may obtain a copy of the License at: + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under + * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF + * ANY KIND, either express or implied. See the License for the specific language + * governing permissions and limitations under the License. + * + * @author Brian Reavis + */ + +(function(root, factory) { + if (typeof define === 'function' && define.amd) { + define('sifter', factory); + } else if (typeof exports === 'object') { + module.exports = factory(); + } else { + root.Sifter = factory(); + } +}(this, function() { + + /** + * Textually searches arrays and hashes of objects + * by property (or multiple properties). Designed + * specifically for autocomplete. + * + * @constructor + * @param {array|object} items + * @param {object} items + */ + var Sifter = function(items, settings) { + this.items = items; + this.settings = settings || {diacritics: true}; + }; + + /** + * Splits a search string into an array of individual + * regexps to be used to match results. + * + * @param {string} query + * @returns {array} + */ + Sifter.prototype.tokenize = function(query) { + query = trim(String(query || '').toLowerCase()); + if (!query || !query.length) return []; + + var i, n, regex, letter; + var tokens = []; + var words = query.split(/ +/); + + for (i = 0, n = words.length; i < n; i++) { + regex = escape_regex(words[i]); + if (this.settings.diacritics) { + for (letter in DIACRITICS) { + if (DIACRITICS.hasOwnProperty(letter)) { + regex = regex.replace(new RegExp(letter, 'g'), DIACRITICS[letter]); + } + } + } + tokens.push({ + string : words[i], + regex : new RegExp(regex, 'i') + }); + } + + return tokens; + }; + + /** + * Iterates over arrays and hashes. + * + * ``` + * this.iterator(this.items, function(item, id) { + * // invoked for each item + * }); + * ``` + * + * @param {array|object} object + */ + Sifter.prototype.iterator = function(object, callback) { + var iterator; + if (is_array(object)) { + iterator = Array.prototype.forEach || function(callback) { + for (var i = 0, n = this.length; i < n; i++) { + callback(this[i], i, this); + } + }; + } else { + iterator = function(callback) { + for (var key in this) { + if (this.hasOwnProperty(key)) { + callback(this[key], key, this); + } + } + }; + } + + iterator.apply(object, [callback]); + }; + + /** + * Returns a function to be used to score individual results. + * + * Good matches will have a higher score than poor matches. + * If an item is not a match, 0 will be returned by the function. + * + * @param {object|string} search + * @param {object} options (optional) + * @returns {function} + */ + Sifter.prototype.getScoreFunction = function(search, options) { + var self, fields, tokens, token_count; + + self = this; + search = self.prepareSearch(search, options); + tokens = search.tokens; + fields = search.options.fields; + token_count = tokens.length; + + /** + * Calculates how close of a match the + * given value is against a search token. + * + * @param {mixed} value + * @param {object} token + * @return {number} + */ + var scoreValue = function(value, token) { + var score, pos; + + if (!value) return 0; + value = String(value || ''); + pos = value.search(token.regex); + if (pos === -1) return 0; + score = token.string.length / value.length; + if (pos === 0) score += 0.5; + return score; + }; + + /** + * Calculates the score of an object + * against the search query. + * + * @param {object} token + * @param {object} data + * @return {number} + */ + var scoreObject = (function() { + var field_count = fields.length; + if (!field_count) { + return function() { return 0; }; + } + if (field_count === 1) { + return function(token, data) { + return scoreValue(data[fields[0]], token); + }; + } + return function(token, data) { + for (var i = 0, sum = 0; i < field_count; i++) { + sum += scoreValue(data[fields[i]], token); + } + return sum / field_count; + }; + })(); + + if (!token_count) { + return function() { return 0; }; + } + if (token_count === 1) { + return function(data) { + return scoreObject(tokens[0], data); + }; + } + + if (search.options.conjunction === 'and') { + return function(data) { + var score; + for (var i = 0, sum = 0; i < token_count; i++) { + score = scoreObject(tokens[i], data); + if (score <= 0) return 0; + sum += score; + } + return sum / token_count; + }; + } else { + return function(data) { + for (var i = 0, sum = 0; i < token_count; i++) { + sum += scoreObject(tokens[i], data); + } + return sum / token_count; + }; + } + }; + + /** + * Returns a function that can be used to compare two + * results, for sorting purposes. If no sorting should + * be performed, `null` will be returned. + * + * @param {string|object} search + * @param {object} options + * @return function(a,b) + */ + Sifter.prototype.getSortFunction = function(search, options) { + var i, n, self, field, fields, fields_count, multiplier, multipliers, get_field, implicit_score, sort; + + self = this; + search = self.prepareSearch(search, options); + sort = (!search.query && options.sort_empty) || options.sort; + + /** + * Fetches the specified sort field value + * from a search result item. + * + * @param {string} name + * @param {object} result + * @return {mixed} + */ + get_field = function(name, result) { + if (name === '$score') return result.score; + return self.items[result.id][name]; + }; + + // parse options + fields = []; + if (sort) { + for (i = 0, n = sort.length; i < n; i++) { + if (search.query || sort[i].field !== '$score') { + fields.push(sort[i]); + } + } + } + + // the "$score" field is implied to be the primary + // sort field, unless it's manually specified + if (search.query) { + implicit_score = true; + for (i = 0, n = fields.length; i < n; i++) { + if (fields[i].field === '$score') { + implicit_score = false; + break; + } + } + if (implicit_score) { + fields.unshift({field: '$score', direction: 'desc'}); + } + } else { + for (i = 0, n = fields.length; i < n; i++) { + if (fields[i].field === '$score') { + fields.splice(i, 1); + break; + } + } + } + + multipliers = []; + for (i = 0, n = fields.length; i < n; i++) { + multipliers.push(fields[i].direction === 'desc' ? -1 : 1); + } + + // build function + fields_count = fields.length; + if (!fields_count) { + return null; + } else if (fields_count === 1) { + field = fields[0].field; + multiplier = multipliers[0]; + return function(a, b) { + return multiplier * cmp( + get_field(field, a), + get_field(field, b) + ); + }; + } else { + return function(a, b) { + var i, result, a_value, b_value, field; + for (i = 0; i < fields_count; i++) { + field = fields[i].field; + result = multipliers[i] * cmp( + get_field(field, a), + get_field(field, b) + ); + if (result) return result; + } + return 0; + }; + } + }; + + /** + * Parses a search query and returns an object + * with tokens and fields ready to be populated + * with results. + * + * @param {string} query + * @param {object} options + * @returns {object} + */ + Sifter.prototype.prepareSearch = function(query, options) { + if (typeof query === 'object') return query; + + options = extend({}, options); + + var option_fields = options.fields; + var option_sort = options.sort; + var option_sort_empty = options.sort_empty; + + if (option_fields && !is_array(option_fields)) options.fields = [option_fields]; + if (option_sort && !is_array(option_sort)) options.sort = [option_sort]; + if (option_sort_empty && !is_array(option_sort_empty)) options.sort_empty = [option_sort_empty]; + + return { + options : options, + query : String(query || '').toLowerCase(), + tokens : this.tokenize(query), + total : 0, + items : [] + }; + }; + + /** + * Searches through all items and returns a sorted array of matches. + * + * The `options` parameter can contain: + * + * - fields {string|array} + * - sort {array} + * - score {function} + * - filter {bool} + * - limit {integer} + * + * Returns an object containing: + * + * - options {object} + * - query {string} + * - tokens {array} + * - total {int} + * - items {array} + * + * @param {string} query + * @param {object} options + * @returns {object} + */ + Sifter.prototype.search = function(query, options) { + var self = this, value, score, search, calculateScore; + var fn_sort; + var fn_score; + + search = this.prepareSearch(query, options); + options = search.options; + query = search.query; + + // generate result scoring function + fn_score = options.score || self.getScoreFunction(search); + + // perform search and sort + if (query.length) { + self.iterator(self.items, function(item, id) { + score = fn_score(item); + if (options.filter === false || score > 0) { + search.items.push({'score': score, 'id': id}); + } + }); + } else { + self.iterator(self.items, function(item, id) { + search.items.push({'score': 1, 'id': id}); + }); + } + + fn_sort = self.getSortFunction(search, options); + if (fn_sort) search.items.sort(fn_sort); + + // apply limits + search.total = search.items.length; + if (typeof options.limit === 'number') { + search.items = search.items.slice(0, options.limit); + } + + return search; + }; + + // utilities + // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + + var cmp = function(a, b) { + if (typeof a === 'number' && typeof b === 'number') { + return a > b ? 1 : (a < b ? -1 : 0); + } + a = asciifold(String(a || '')); + b = asciifold(String(b || '')); + if (a > b) return 1; + if (b > a) return -1; + return 0; + }; + + var extend = function(a, b) { + var i, n, k, object; + for (i = 1, n = arguments.length; i < n; i++) { + object = arguments[i]; + if (!object) continue; + for (k in object) { + if (object.hasOwnProperty(k)) { + a[k] = object[k]; + } + } + } + return a; + }; + + var trim = function(str) { + return (str + '').replace(/^\s+|\s+$|/g, ''); + }; + + var escape_regex = function(str) { + return (str + '').replace(/([.?*+^$[\]\\(){}|-])/g, '\\$1'); + }; + + var is_array = Array.isArray || ($ && $.isArray) || function(object) { + return Object.prototype.toString.call(object) === '[object Array]'; + }; + + var DIACRITICS = { + 'a': '[aÀÁÂÃÄÅàáâãäåĀāąĄ]', + 'c': '[cÇçćĆčČ]', + 'd': '[dđĐďĎ]', + 'e': '[eÈÉÊËèéêëěĚĒēęĘ]', + 'i': '[iÌÍÎÏìíîïĪī]', + 'l': '[lłŁ]', + 'n': '[nÑñňŇńŃ]', + 'o': '[oÒÓÔÕÕÖØòóôõöøŌō]', + 'r': '[rřŘ]', + 's': '[sŠšśŚ]', + 't': '[tťŤ]', + 'u': '[uÙÚÛÜùúûüůŮŪū]', + 'y': '[yŸÿýÝ]', + 'z': '[zŽžżŻźŹ]' + }; + + var asciifold = (function() { + var i, n, k, chunk; + var foreignletters = ''; + var lookup = {}; + for (k in DIACRITICS) { + if (DIACRITICS.hasOwnProperty(k)) { + chunk = DIACRITICS[k].substring(2, DIACRITICS[k].length - 1); + foreignletters += chunk; + for (i = 0, n = chunk.length; i < n; i++) { + lookup[chunk.charAt(i)] = k; + } + } + } + var regexp = new RegExp('[' + foreignletters + ']', 'g'); + return function(str) { + return str.replace(regexp, function(foreignletter) { + return lookup[foreignletter]; + }).toLowerCase(); + }; + })(); + + + // export + // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + + return Sifter; +})); + + + +/** + * microplugin.js + * Copyright (c) 2013 Brian Reavis & contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this + * file except in compliance with the License. You may obtain a copy of the License at: + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under + * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF + * ANY KIND, either express or implied. See the License for the specific language + * governing permissions and limitations under the License. + * + * @author Brian Reavis + */ + +(function(root, factory) { + if (typeof define === 'function' && define.amd) { + define('microplugin', factory); + } else if (typeof exports === 'object') { + module.exports = factory(); + } else { + root.MicroPlugin = factory(); + } +}(this, function() { + var MicroPlugin = {}; + + MicroPlugin.mixin = function(Interface) { + Interface.plugins = {}; + + /** + * Initializes the listed plugins (with options). + * Acceptable formats: + * + * List (without options): + * ['a', 'b', 'c'] + * + * List (with options): + * [{'name': 'a', options: {}}, {'name': 'b', options: {}}] + * + * Hash (with options): + * {'a': { ... }, 'b': { ... }, 'c': { ... }} + * + * @param {mixed} plugins + */ + Interface.prototype.initializePlugins = function(plugins) { + var i, n, key; + var self = this; + var queue = []; + + self.plugins = { + names : [], + settings : {}, + requested : {}, + loaded : {} + }; + + if (utils.isArray(plugins)) { + for (i = 0, n = plugins.length; i < n; i++) { + if (typeof plugins[i] === 'string') { + queue.push(plugins[i]); + } else { + self.plugins.settings[plugins[i].name] = plugins[i].options; + queue.push(plugins[i].name); + } + } + } else if (plugins) { + for (key in plugins) { + if (plugins.hasOwnProperty(key)) { + self.plugins.settings[key] = plugins[key]; + queue.push(key); + } + } + } + + while (queue.length) { + self.require(queue.shift()); + } + }; + + Interface.prototype.loadPlugin = function(name) { + var self = this; + var plugins = self.plugins; + var plugin = Interface.plugins[name]; + + if (!Interface.plugins.hasOwnProperty(name)) { + throw new Error('Unable to find "' + name + '" plugin'); + } + + plugins.requested[name] = true; + plugins.loaded[name] = plugin.fn.apply(self, [self.plugins.settings[name] || {}]); + plugins.names.push(name); + }; + + /** + * Initializes a plugin. + * + * @param {string} name + */ + Interface.prototype.require = function(name) { + var self = this; + var plugins = self.plugins; + + if (!self.plugins.loaded.hasOwnProperty(name)) { + if (plugins.requested[name]) { + throw new Error('Plugin has circular dependency ("' + name + '")'); + } + self.loadPlugin(name); + } + + return plugins.loaded[name]; + }; + + /** + * Registers a plugin. + * + * @param {string} name + * @param {function} fn + */ + Interface.define = function(name, fn) { + Interface.plugins[name] = { + 'name' : name, + 'fn' : fn + }; + }; + }; + + var utils = { + isArray: Array.isArray || function(vArg) { + return Object.prototype.toString.call(vArg) === '[object Array]'; + } + }; + + return MicroPlugin; +})); + +/** + * selectize.js (v0.12.1) + * Copyright (c) 2013–2015 Brian Reavis & contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this + * file except in compliance with the License. You may obtain a copy of the License at: + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under + * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF + * ANY KIND, either express or implied. See the License for the specific language + * governing permissions and limitations under the License. + * + * @author Brian Reavis + */ + +/*jshint curly:false */ +/*jshint browser:true */ + +(function(root, factory) { + if (typeof define === 'function' && define.amd) { + define('selectize', ['jquery','sifter','microplugin'], factory); + } else if (typeof exports === 'object') { + module.exports = factory(require('jquery'), require('sifter'), require('microplugin')); + } else { + root.Selectize = factory(root.jQuery, root.Sifter, root.MicroPlugin); + } +}(this, function($, Sifter, MicroPlugin) { + 'use strict'; + + var highlight = function($element, pattern) { + if (typeof pattern === 'string' && !pattern.length) return; + var regex = (typeof pattern === 'string') ? new RegExp(pattern, 'i') : pattern; + + var highlight = function(node) { + var skip = 0; + if (node.nodeType === 3) { + var pos = node.data.search(regex); + if (pos >= 0 && node.data.length > 0) { + var match = node.data.match(regex); + var spannode = document.createElement('span'); + spannode.className = 'highlight'; + var middlebit = node.splitText(pos); + var endbit = middlebit.splitText(match[0].length); + var middleclone = middlebit.cloneNode(true); + spannode.appendChild(middleclone); + middlebit.parentNode.replaceChild(spannode, middlebit); + skip = 1; + } + } else if (node.nodeType === 1 && node.childNodes && !/(script|style)/i.test(node.tagName)) { + for (var i = 0; i < node.childNodes.length; ++i) { + i += highlight(node.childNodes[i]); + } + } + return skip; + }; + + return $element.each(function() { + highlight(this); + }); + }; + + var MicroEvent = function() {}; + MicroEvent.prototype = { + on: function(event, fct){ + this._events = this._events || {}; + this._events[event] = this._events[event] || []; + this._events[event].push(fct); + }, + off: function(event, fct){ + var n = arguments.length; + if (n === 0) return delete this._events; + if (n === 1) return delete this._events[event]; + + this._events = this._events || {}; + if (event in this._events === false) return; + this._events[event].splice(this._events[event].indexOf(fct), 1); + }, + trigger: function(event /* , args... */){ + this._events = this._events || {}; + if (event in this._events === false) return; + for (var i = 0; i < this._events[event].length; i++){ + this._events[event][i].apply(this, Array.prototype.slice.call(arguments, 1)); + } + } + }; + + /** + * Mixin will delegate all MicroEvent.js function in the destination object. + * + * - MicroEvent.mixin(Foobar) will make Foobar able to use MicroEvent + * + * @param {object} the object which will support MicroEvent + */ + MicroEvent.mixin = function(destObject){ + var props = ['on', 'off', 'trigger']; + for (var i = 0; i < props.length; i++){ + destObject.prototype[props[i]] = MicroEvent.prototype[props[i]]; + } + }; + + var IS_MAC = /Mac/.test(navigator.userAgent); + + var KEY_A = 65; + var KEY_COMMA = 188; + var KEY_RETURN = 13; + var KEY_ESC = 27; + var KEY_LEFT = 37; + var KEY_UP = 38; + var KEY_P = 80; + var KEY_RIGHT = 39; + var KEY_DOWN = 40; + var KEY_N = 78; + var KEY_BACKSPACE = 8; + var KEY_DELETE = 46; + var KEY_SHIFT = 16; + var KEY_CMD = IS_MAC ? 91 : 17; + var KEY_CTRL = IS_MAC ? 18 : 17; + var KEY_TAB = 9; + + var TAG_SELECT = 1; + var TAG_INPUT = 2; + + // for now, android support in general is too spotty to support validity + var SUPPORTS_VALIDITY_API = !/android/i.test(window.navigator.userAgent) && !!document.createElement('form').validity; + + var isset = function(object) { + return typeof object !== 'undefined'; + }; + + /** + * Converts a scalar to its best string representation + * for hash keys and HTML attribute values. + * + * Transformations: + * 'str' -> 'str' + * null -> '' + * undefined -> '' + * true -> '1' + * false -> '0' + * 0 -> '0' + * 1 -> '1' + * + * @param {string} value + * @returns {string|null} + */ + var hash_key = function(value) { + if (typeof value === 'undefined' || value === null) return null; + if (typeof value === 'boolean') return value ? '1' : '0'; + return value + ''; + }; + + /** + * Escapes a string for use within HTML. + * + * @param {string} str + * @returns {string} + */ + var escape_html = function(str) { + return (str + '') + .replace(/&/g, '&') + .replace(//g, '>') + .replace(/"/g, '"'); + }; + + /** + * Escapes "$" characters in replacement strings. + * + * @param {string} str + * @returns {string} + */ + var escape_replace = function(str) { + return (str + '').replace(/\$/g, '$$$$'); + }; + + var hook = {}; + + /** + * Wraps `method` on `self` so that `fn` + * is invoked before the original method. + * + * @param {object} self + * @param {string} method + * @param {function} fn + */ + hook.before = function(self, method, fn) { + var original = self[method]; + self[method] = function() { + fn.apply(self, arguments); + return original.apply(self, arguments); + }; + }; + + /** + * Wraps `method` on `self` so that `fn` + * is invoked after the original method. + * + * @param {object} self + * @param {string} method + * @param {function} fn + */ + hook.after = function(self, method, fn) { + var original = self[method]; + self[method] = function() { + var result = original.apply(self, arguments); + fn.apply(self, arguments); + return result; + }; + }; + + /** + * Wraps `fn` so that it can only be invoked once. + * + * @param {function} fn + * @returns {function} + */ + var once = function(fn) { + var called = false; + return function() { + if (called) return; + called = true; + fn.apply(this, arguments); + }; + }; + + /** + * Wraps `fn` so that it can only be called once + * every `delay` milliseconds (invoked on the falling edge). + * + * @param {function} fn + * @param {int} delay + * @returns {function} + */ + var debounce = function(fn, delay) { + var timeout; + return function() { + var self = this; + var args = arguments; + window.clearTimeout(timeout); + timeout = window.setTimeout(function() { + fn.apply(self, args); + }, delay); + }; + }; + + /** + * Debounce all fired events types listed in `types` + * while executing the provided `fn`. + * + * @param {object} self + * @param {array} types + * @param {function} fn + */ + var debounce_events = function(self, types, fn) { + var type; + var trigger = self.trigger; + var event_args = {}; + + // override trigger method + self.trigger = function() { + var type = arguments[0]; + if (types.indexOf(type) !== -1) { + event_args[type] = arguments; + } else { + return trigger.apply(self, arguments); + } + }; + + // invoke provided function + fn.apply(self, []); + self.trigger = trigger; + + // trigger queued events + for (type in event_args) { + if (event_args.hasOwnProperty(type)) { + trigger.apply(self, event_args[type]); + } + } + }; + + /** + * A workaround for http://bugs.jquery.com/ticket/6696 + * + * @param {object} $parent - Parent element to listen on. + * @param {string} event - Event name. + * @param {string} selector - Descendant selector to filter by. + * @param {function} fn - Event handler. + */ + var watchChildEvent = function($parent, event, selector, fn) { + $parent.on(event, selector, function(e) { + var child = e.target; + while (child && child.parentNode !== $parent[0]) { + child = child.parentNode; + } + e.currentTarget = child; + return fn.apply(this, [e]); + }); + }; + + /** + * Determines the current selection within a text input control. + * Returns an object containing: + * - start + * - length + * + * @param {object} input + * @returns {object} + */ + var getSelection = function(input) { + var result = {}; + if ('selectionStart' in input) { + result.start = input.selectionStart; + result.length = input.selectionEnd - result.start; + } else if (document.selection) { + input.focus(); + var sel = document.selection.createRange(); + var selLen = document.selection.createRange().text.length; + sel.moveStart('character', -input.value.length); + result.start = sel.text.length - selLen; + result.length = selLen; + } + return result; + }; + + /** + * Copies CSS properties from one element to another. + * + * @param {object} $from + * @param {object} $to + * @param {array} properties + */ + var transferStyles = function($from, $to, properties) { + var i, n, styles = {}; + if (properties) { + for (i = 0, n = properties.length; i < n; i++) { + styles[properties[i]] = $from.css(properties[i]); + } + } else { + styles = $from.css(); + } + $to.css(styles); + }; + + /** + * Measures the width of a string within a + * parent element (in pixels). + * + * @param {string} str + * @param {object} $parent + * @returns {int} + */ + var measureString = function(str, $parent) { + if (!str) { + return 0; + } + + var $test = $('').css({ + position: 'absolute', + top: -99999, + left: -99999, + width: 'auto', + padding: 0, + whiteSpace: 'pre' + }).text(str).appendTo('body'); + + transferStyles($parent, $test, [ + 'letterSpacing', + 'fontSize', + 'fontFamily', + 'fontWeight', + 'textTransform' + ]); + + var width = $test.width(); + $test.remove(); + + return width; + }; + + /** + * Sets up an input to grow horizontally as the user + * types. If the value is changed manually, you can + * trigger the "update" handler to resize: + * + * $input.trigger('update'); + * + * @param {object} $input + */ + var autoGrow = function($input) { + var currentWidth = null; + + var update = function(e, options) { + var value, keyCode, printable, placeholder, width; + var shift, character, selection; + e = e || window.event || {}; + options = options || {}; + + if (e.metaKey || e.altKey) return; + if (!options.force && $input.data('grow') === false) return; + + value = $input.val(); + if (e.type && e.type.toLowerCase() === 'keydown') { + keyCode = e.keyCode; + printable = ( + (keyCode >= 97 && keyCode <= 122) || // a-z + (keyCode >= 65 && keyCode <= 90) || // A-Z + (keyCode >= 48 && keyCode <= 57) || // 0-9 + keyCode === 32 // space + ); + + if (keyCode === KEY_DELETE || keyCode === KEY_BACKSPACE) { + selection = getSelection($input[0]); + if (selection.length) { + value = value.substring(0, selection.start) + value.substring(selection.start + selection.length); + } else if (keyCode === KEY_BACKSPACE && selection.start) { + value = value.substring(0, selection.start - 1) + value.substring(selection.start + 1); + } else if (keyCode === KEY_DELETE && typeof selection.start !== 'undefined') { + value = value.substring(0, selection.start) + value.substring(selection.start + 1); + } + } else if (printable) { + shift = e.shiftKey; + character = String.fromCharCode(e.keyCode); + if (shift) character = character.toUpperCase(); + else character = character.toLowerCase(); + value += character; + } + } + + placeholder = $input.attr('placeholder'); + if (!value && placeholder) { + value = placeholder; + } + + width = measureString(value, $input) + 4; + if (width !== currentWidth) { + currentWidth = width; + $input.width(width); + $input.triggerHandler('resize'); + } + }; + + $input.on('keydown keyup update blur', update); + update(); + }; + + var Selectize = function($input, settings) { + var key, i, n, dir, input, self = this; + input = $input[0]; + input.selectize = self; + + // detect rtl environment + var computedStyle = window.getComputedStyle && window.getComputedStyle(input, null); + dir = computedStyle ? computedStyle.getPropertyValue('direction') : input.currentStyle && input.currentStyle.direction; + dir = dir || $input.parents('[dir]:first').attr('dir') || ''; + + // setup default state + $.extend(self, { + order : 0, + settings : settings, + $input : $input, + tabIndex : $input.attr('tabindex') || '', + tagType : input.tagName.toLowerCase() === 'select' ? TAG_SELECT : TAG_INPUT, + rtl : /rtl/i.test(dir), + + eventNS : '.selectize' + (++Selectize.count), + highlightedValue : null, + isOpen : false, + isDisabled : false, + isRequired : $input.is('[required]'), + isInvalid : false, + isLocked : false, + isFocused : false, + isInputHidden : false, + isSetup : false, + isShiftDown : false, + isCmdDown : false, + isCtrlDown : false, + ignoreFocus : false, + ignoreBlur : false, + ignoreHover : false, + hasOptions : false, + currentResults : null, + lastValue : '', + caretPos : 0, + loading : 0, + loadedSearches : {}, + + $activeOption : null, + $activeItems : [], + + optgroups : {}, + options : {}, + userOptions : {}, + items : [], + renderCache : {}, + onSearchChange : settings.loadThrottle === null ? self.onSearchChange : debounce(self.onSearchChange, settings.loadThrottle) + }); + + // search system + self.sifter = new Sifter(this.options, {diacritics: settings.diacritics}); + + // build options table + if (self.settings.options) { + for (i = 0, n = self.settings.options.length; i < n; i++) { + self.registerOption(self.settings.options[i]); + } + delete self.settings.options; + } + + // build optgroup table + if (self.settings.optgroups) { + for (i = 0, n = self.settings.optgroups.length; i < n; i++) { + self.registerOptionGroup(self.settings.optgroups[i]); + } + delete self.settings.optgroups; + } + + // option-dependent defaults + self.settings.mode = self.settings.mode || (self.settings.maxItems === 1 ? 'single' : 'multi'); + if (typeof self.settings.hideSelected !== 'boolean') { + self.settings.hideSelected = self.settings.mode === 'multi'; + } + + self.initializePlugins(self.settings.plugins); + self.setupCallbacks(); + self.setupTemplates(); + self.setup(); + }; + + // mixins + // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + + MicroEvent.mixin(Selectize); + MicroPlugin.mixin(Selectize); + + // methods + // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + + $.extend(Selectize.prototype, { + + /** + * Creates all elements and sets up event bindings. + */ + setup: function() { + var self = this; + var settings = self.settings; + var eventNS = self.eventNS; + var $window = $(window); + var $document = $(document); + var $input = self.$input; + + var $wrapper; + var $control; + var $control_input; + var $dropdown; + var $dropdown_content; + var $dropdown_parent; + var inputMode; + var timeout_blur; + var timeout_focus; + var classes; + var classes_plugins; + + inputMode = self.settings.mode; + classes = $input.attr('class') || ''; + + $wrapper = $('
').addClass(settings.wrapperClass).addClass(classes).addClass(inputMode); + $control = $('
').addClass(settings.inputClass).addClass('items').appendTo($wrapper); + $control_input = $('').appendTo($control).attr('tabindex', $input.is(':disabled') ? '-1' : self.tabIndex); + $dropdown_parent = $(settings.dropdownParent || $wrapper); + $dropdown = $('
').addClass(settings.dropdownClass).addClass(inputMode).hide().appendTo($dropdown_parent); + $dropdown_content = $('
').addClass(settings.dropdownContentClass).appendTo($dropdown); + + if(self.settings.copyClassesToDropdown) { + $dropdown.addClass(classes); + } + + $wrapper.css({ + width: $input[0].style.width + }); + + if (self.plugins.names.length) { + classes_plugins = 'plugin-' + self.plugins.names.join(' plugin-'); + $wrapper.addClass(classes_plugins); + $dropdown.addClass(classes_plugins); + } + + if ((settings.maxItems === null || settings.maxItems > 1) && self.tagType === TAG_SELECT) { + $input.attr('multiple', 'multiple'); + } + + if (self.settings.placeholder) { + $control_input.attr('placeholder', settings.placeholder); + } + + // if splitOn was not passed in, construct it from the delimiter to allow pasting universally + if (!self.settings.splitOn && self.settings.delimiter) { + var delimiterEscaped = self.settings.delimiter.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&'); + self.settings.splitOn = new RegExp('\\s*' + delimiterEscaped + '+\\s*'); + } + + if ($input.attr('autocorrect')) { + $control_input.attr('autocorrect', $input.attr('autocorrect')); + } + + if ($input.attr('autocapitalize')) { + $control_input.attr('autocapitalize', $input.attr('autocapitalize')); + } + + self.$wrapper = $wrapper; + self.$control = $control; + self.$control_input = $control_input; + self.$dropdown = $dropdown; + self.$dropdown_content = $dropdown_content; + + $dropdown.on('mouseenter', '[data-selectable]', function() { return self.onOptionHover.apply(self, arguments); }); + $dropdown.on('mousedown click', '[data-selectable]', function() { return self.onOptionSelect.apply(self, arguments); }); + watchChildEvent($control, 'mousedown', '*:not(input)', function() { return self.onItemSelect.apply(self, arguments); }); + autoGrow($control_input); + + $control.on({ + mousedown : function() { return self.onMouseDown.apply(self, arguments); }, + click : function() { return self.onClick.apply(self, arguments); } + }); + + $control_input.on({ + mousedown : function(e) { e.stopPropagation(); }, + keydown : function() { return self.onKeyDown.apply(self, arguments); }, + keyup : function() { return self.onKeyUp.apply(self, arguments); }, + keypress : function() { return self.onKeyPress.apply(self, arguments); }, + resize : function() { self.positionDropdown.apply(self, []); }, + blur : function() { return self.onBlur.apply(self, arguments); }, + focus : function() { self.ignoreBlur = false; return self.onFocus.apply(self, arguments); }, + paste : function() { return self.onPaste.apply(self, arguments); } + }); + + $document.on('keydown' + eventNS, function(e) { + self.isCmdDown = e[IS_MAC ? 'metaKey' : 'ctrlKey']; + self.isCtrlDown = e[IS_MAC ? 'altKey' : 'ctrlKey']; + self.isShiftDown = e.shiftKey; + }); + + $document.on('keyup' + eventNS, function(e) { + if (e.keyCode === KEY_CTRL) self.isCtrlDown = false; + if (e.keyCode === KEY_SHIFT) self.isShiftDown = false; + if (e.keyCode === KEY_CMD) self.isCmdDown = false; + }); + + $document.on('mousedown' + eventNS, function(e) { + if (self.isFocused) { + // prevent events on the dropdown scrollbar from causing the control to blur + if (e.target === self.$dropdown[0] || e.target.parentNode === self.$dropdown[0]) { + return false; + } + // blur on click outside + if (!self.$control.has(e.target).length && e.target !== self.$control[0]) { + self.blur(e.target); + } + } + }); + + $window.on(['scroll' + eventNS, 'resize' + eventNS].join(' '), function() { + if (self.isOpen) { + self.positionDropdown.apply(self, arguments); + } + }); + $window.on('mousemove' + eventNS, function() { + self.ignoreHover = false; + }); + + // store original children and tab index so that they can be + // restored when the destroy() method is called. + this.revertSettings = { + $children : $input.children().detach(), + tabindex : $input.attr('tabindex') + }; + + $input.attr('tabindex', -1).hide().after(self.$wrapper); + + if ($.isArray(settings.items)) { + self.setValue(settings.items); + delete settings.items; + } + + // feature detect for the validation API + if (SUPPORTS_VALIDITY_API) { + $input.on('invalid' + eventNS, function(e) { + e.preventDefault(); + self.isInvalid = true; + self.refreshState(); + }); + } + + self.updateOriginalInput(); + self.refreshItems(); + self.refreshState(); + self.updatePlaceholder(); + self.isSetup = true; + + if ($input.is(':disabled')) { + self.disable(); + } + + self.on('change', this.onChange); + + $input.data('selectize', self); + $input.addClass('selectized'); + self.trigger('initialize'); + + // preload options + if (settings.preload === true) { + self.onSearchChange(''); + } + + }, + + /** + * Sets up default rendering functions. + */ + setupTemplates: function() { + var self = this; + var field_label = self.settings.labelField; + var field_optgroup = self.settings.optgroupLabelField; + + var templates = { + 'optgroup': function(data) { + return '
' + data.html + '
'; + }, + 'optgroup_header': function(data, escape) { + return '
' + escape(data[field_optgroup]) + '
'; + }, + 'option': function(data, escape) { + return '
' + escape(data[field_label]) + '
'; + }, + 'item': function(data, escape) { + return '
' + escape(data[field_label]) + '
'; + }, + 'option_create': function(data, escape) { + return '
Add ' + escape(data.input) + '
'; + } + }; + + self.settings.render = $.extend({}, templates, self.settings.render); + }, + + /** + * Maps fired events to callbacks provided + * in the settings used when creating the control. + */ + setupCallbacks: function() { + var key, fn, callbacks = { + 'initialize' : 'onInitialize', + 'change' : 'onChange', + 'item_add' : 'onItemAdd', + 'item_remove' : 'onItemRemove', + 'clear' : 'onClear', + 'option_add' : 'onOptionAdd', + 'option_remove' : 'onOptionRemove', + 'option_clear' : 'onOptionClear', + 'optgroup_add' : 'onOptionGroupAdd', + 'optgroup_remove' : 'onOptionGroupRemove', + 'optgroup_clear' : 'onOptionGroupClear', + 'dropdown_open' : 'onDropdownOpen', + 'dropdown_close' : 'onDropdownClose', + 'type' : 'onType', + 'load' : 'onLoad', + 'focus' : 'onFocus', + 'blur' : 'onBlur' + }; + + for (key in callbacks) { + if (callbacks.hasOwnProperty(key)) { + fn = this.settings[callbacks[key]]; + if (fn) this.on(key, fn); + } + } + }, + + /** + * Triggered when the main control element + * has a click event. + * + * @param {object} e + * @return {boolean} + */ + onClick: function(e) { + var self = this; + + // necessary for mobile webkit devices (manual focus triggering + // is ignored unless invoked within a click event) + if (!self.isFocused) { + self.focus(); + e.preventDefault(); + } + }, + + /** + * Triggered when the main control element + * has a mouse down event. + * + * @param {object} e + * @return {boolean} + */ + onMouseDown: function(e) { + var self = this; + var defaultPrevented = e.isDefaultPrevented(); + var $target = $(e.target); + + if (self.isFocused) { + // retain focus by preventing native handling. if the + // event target is the input it should not be modified. + // otherwise, text selection within the input won't work. + if (e.target !== self.$control_input[0]) { + if (self.settings.mode === 'single') { + // toggle dropdown + self.isOpen ? self.close() : self.open(); + } else if (!defaultPrevented) { + self.setActiveItem(null); + } + return false; + } + } else { + // give control focus + if (!defaultPrevented) { + window.setTimeout(function() { + self.focus(); + }, 0); + } + } + }, + + /** + * Triggered when the value of the control has been changed. + * This should propagate the event to the original DOM + * input / select element. + */ + onChange: function() { + this.$input.trigger('change'); + }, + + /** + * Triggered on paste. + * + * @param {object} e + * @returns {boolean} + */ + onPaste: function(e) { + var self = this; + if (self.isFull() || self.isInputHidden || self.isLocked) { + e.preventDefault(); + } else { + // If a regex or string is included, this will split the pasted + // input and create Items for each separate value + if (self.settings.splitOn) { + setTimeout(function() { + var splitInput = $.trim(self.$control_input.val() || '').split(self.settings.splitOn); + for (var i = 0, n = splitInput.length; i < n; i++) { + self.createItem(splitInput[i]); + } + }, 0); + } + } + }, + + /** + * Triggered on keypress. + * + * @param {object} e + * @returns {boolean} + */ + onKeyPress: function(e) { + if (this.isLocked) return e && e.preventDefault(); + var character = String.fromCharCode(e.keyCode || e.which); + if (this.settings.create && this.settings.mode === 'multi' && character === this.settings.delimiter) { + this.createItem(); + e.preventDefault(); + return false; + } + }, + + /** + * Triggered on keydown. + * + * @param {object} e + * @returns {boolean} + */ + onKeyDown: function(e) { + var isInput = e.target === this.$control_input[0]; + var self = this; + + if (self.isLocked) { + if (e.keyCode !== KEY_TAB) { + e.preventDefault(); + } + return; + } + + switch (e.keyCode) { + case KEY_A: + if (self.isCmdDown) { + self.selectAll(); + return; + } + break; + case KEY_ESC: + if (self.isOpen) { + e.preventDefault(); + e.stopPropagation(); + self.close(); + } + return; + case KEY_N: + if (!e.ctrlKey || e.altKey) break; + case KEY_DOWN: + if (!self.isOpen && self.hasOptions) { + self.open(); + } else if (self.$activeOption) { + self.ignoreHover = true; + var $next = self.getAdjacentOption(self.$activeOption, 1); + if ($next.length) self.setActiveOption($next, true, true); + } + e.preventDefault(); + return; + case KEY_P: + if (!e.ctrlKey || e.altKey) break; + case KEY_UP: + if (self.$activeOption) { + self.ignoreHover = true; + var $prev = self.getAdjacentOption(self.$activeOption, -1); + if ($prev.length) self.setActiveOption($prev, true, true); + } + e.preventDefault(); + return; + case KEY_RETURN: + if (self.isOpen && self.$activeOption) { + self.onOptionSelect({currentTarget: self.$activeOption}); + e.preventDefault(); + } + return; + case KEY_LEFT: + self.advanceSelection(-1, e); + return; + case KEY_RIGHT: + self.advanceSelection(1, e); + return; + case KEY_TAB: + if (self.settings.selectOnTab && self.isOpen && self.$activeOption) { + self.onOptionSelect({currentTarget: self.$activeOption}); + + // Default behaviour is to jump to the next field, we only want this + // if the current field doesn't accept any more entries + if (!self.isFull()) { + e.preventDefault(); + } + } + if (self.settings.create && self.createItem()) { + e.preventDefault(); + } + return; + case KEY_BACKSPACE: + case KEY_DELETE: + self.deleteSelection(e); + return; + } + + if ((self.isFull() || self.isInputHidden) && !(IS_MAC ? e.metaKey : e.ctrlKey)) { + e.preventDefault(); + return; + } + }, + + /** + * Triggered on keyup. + * + * @param {object} e + * @returns {boolean} + */ + onKeyUp: function(e) { + var self = this; + + if (self.isLocked) return e && e.preventDefault(); + var value = self.$control_input.val() || ''; + if (self.lastValue !== value) { + self.lastValue = value; + self.onSearchChange(value); + self.refreshOptions(); + self.trigger('type', value); + } + }, + + /** + * Invokes the user-provide option provider / loader. + * + * Note: this function is debounced in the Selectize + * constructor (by `settings.loadDelay` milliseconds) + * + * @param {string} value + */ + onSearchChange: function(value) { + var self = this; + var fn = self.settings.load; + if (!fn) return; + if (self.loadedSearches.hasOwnProperty(value)) return; + self.loadedSearches[value] = true; + self.load(function(callback) { + fn.apply(self, [value, callback]); + }); + }, + + /** + * Triggered on focus. + * + * @param {object} e (optional) + * @returns {boolean} + */ + onFocus: function(e) { + var self = this; + var wasFocused = self.isFocused; + + if (self.isDisabled) { + self.blur(); + e && e.preventDefault(); + return false; + } + + if (self.ignoreFocus) return; + self.isFocused = true; + if (self.settings.preload === 'focus') self.onSearchChange(''); + + if (!wasFocused) self.trigger('focus'); + + if (!self.$activeItems.length) { + self.showInput(); + self.setActiveItem(null); + self.refreshOptions(!!self.settings.openOnFocus); + } + + self.refreshState(); + }, + + /** + * Triggered on blur. + * + * @param {object} e + * @param {Element} dest + */ + onBlur: function(e, dest) { + var self = this; + if (!self.isFocused) return; + self.isFocused = false; + + if (self.ignoreFocus) { + return; + } else if (!self.ignoreBlur && document.activeElement === self.$dropdown_content[0]) { + // necessary to prevent IE closing the dropdown when the scrollbar is clicked + self.ignoreBlur = true; + self.onFocus(e); + return; + } + + var deactivate = function() { + self.close(); + self.setTextboxValue(''); + self.setActiveItem(null); + self.setActiveOption(null); + self.setCaret(self.items.length); + self.refreshState(); + + // IE11 bug: element still marked as active + (dest || document.body).focus(); + + self.ignoreFocus = false; + self.trigger('blur'); + }; + + self.ignoreFocus = true; + if (self.settings.create && self.settings.createOnBlur) { + self.createItem(null, false, deactivate); + } else { + deactivate(); + } + }, + + /** + * Triggered when the user rolls over + * an option in the autocomplete dropdown menu. + * + * @param {object} e + * @returns {boolean} + */ + onOptionHover: function(e) { + if (this.ignoreHover) return; + this.setActiveOption(e.currentTarget, false); + }, + + /** + * Triggered when the user clicks on an option + * in the autocomplete dropdown menu. + * + * @param {object} e + * @returns {boolean} + */ + onOptionSelect: function(e) { + var value, $target, $option, self = this; + + if (e.preventDefault) { + e.preventDefault(); + e.stopPropagation(); + } + + $target = $(e.currentTarget); + if ($target.hasClass('create')) { + self.createItem(null, function() { + if (self.settings.closeAfterSelect) { + self.close(); + } + }); + } else { + value = $target.attr('data-value'); + if (typeof value !== 'undefined') { + self.lastQuery = null; + self.setTextboxValue(''); + self.addItem(value); + if (self.settings.closeAfterSelect) { + self.close(); + } else if (!self.settings.hideSelected && e.type && /mouse/.test(e.type)) { + self.setActiveOption(self.getOption(value)); + } + } + } + }, + + /** + * Triggered when the user clicks on an item + * that has been selected. + * + * @param {object} e + * @returns {boolean} + */ + onItemSelect: function(e) { + var self = this; + + if (self.isLocked) return; + if (self.settings.mode === 'multi') { + e.preventDefault(); + self.setActiveItem(e.currentTarget, e); + } + }, + + /** + * Invokes the provided method that provides + * results to a callback---which are then added + * as options to the control. + * + * @param {function} fn + */ + load: function(fn) { + var self = this; + var $wrapper = self.$wrapper.addClass(self.settings.loadingClass); + + self.loading++; + fn.apply(self, [function(results) { + self.loading = Math.max(self.loading - 1, 0); + if (results && results.length) { + self.addOption(results); + self.refreshOptions(self.isFocused && !self.isInputHidden); + } + if (!self.loading) { + $wrapper.removeClass(self.settings.loadingClass); + } + self.trigger('load', results); + }]); + }, + + /** + * Sets the input field of the control to the specified value. + * + * @param {string} value + */ + setTextboxValue: function(value) { + var $input = this.$control_input; + var changed = $input.val() !== value; + if (changed) { + $input.val(value).triggerHandler('update'); + this.lastValue = value; + } + }, + + /** + * Returns the value of the control. If multiple items + * can be selected (e.g. or + * element to reflect the current state. + */ + updateOriginalInput: function(opts) { + var i, n, options, label, self = this; + opts = opts || {}; + + if (self.tagType === TAG_SELECT) { + options = []; + for (i = 0, n = self.items.length; i < n; i++) { + label = self.options[self.items[i]][self.settings.labelField] || ''; + options.push(''); + } + if (!options.length && !this.$input.attr('multiple')) { + options.push(''); + } + self.$input.html(options.join('')); + } else { + self.$input.val(self.getValue()); + self.$input.attr('value',self.$input.val()); + } + + if (self.isSetup) { + if (!opts.silent) { + self.trigger('change', self.$input.val()); + } + } + }, + + /** + * Shows/hide the input placeholder depending + * on if there items in the list already. + */ + updatePlaceholder: function() { + if (!this.settings.placeholder) return; + var $input = this.$control_input; + + if (this.items.length) { + $input.removeAttr('placeholder'); + } else { + $input.attr('placeholder', this.settings.placeholder); + } + $input.triggerHandler('update', {force: true}); + }, + + /** + * Shows the autocomplete dropdown containing + * the available options. + */ + open: function() { + var self = this; + + if (self.isLocked || self.isOpen || (self.settings.mode === 'multi' && self.isFull())) return; + self.focus(); + self.isOpen = true; + self.refreshState(); + self.$dropdown.css({visibility: 'hidden', display: 'block'}); + self.positionDropdown(); + self.$dropdown.css({visibility: 'visible'}); + self.trigger('dropdown_open', self.$dropdown); + }, + + /** + * Closes the autocomplete dropdown menu. + */ + close: function() { + var self = this; + var trigger = self.isOpen; + + if (self.settings.mode === 'single' && self.items.length) { + self.hideInput(); + } + + self.isOpen = false; + self.$dropdown.hide(); + self.setActiveOption(null); + self.refreshState(); + + if (trigger) self.trigger('dropdown_close', self.$dropdown); + }, + + /** + * Calculates and applies the appropriate + * position of the dropdown. + */ + positionDropdown: function() { + var $control = this.$control; + var offset = this.settings.dropdownParent === 'body' ? $control.offset() : $control.position(); + offset.top += $control.outerHeight(true); + + this.$dropdown.css({ + width : $control.outerWidth(), + top : offset.top, + left : offset.left + }); + }, + + /** + * Resets / clears all selected items + * from the control. + * + * @param {boolean} silent + */ + clear: function(silent) { + var self = this; + + if (!self.items.length) return; + self.$control.children(':not(input)').remove(); + self.items = []; + self.lastQuery = null; + self.setCaret(0); + self.setActiveItem(null); + self.updatePlaceholder(); + self.updateOriginalInput({silent: silent}); + self.refreshState(); + self.showInput(); + self.trigger('clear'); + }, + + /** + * A helper method for inserting an element + * at the current caret position. + * + * @param {object} $el + */ + insertAtCaret: function($el) { + var caret = Math.min(this.caretPos, this.items.length); + if (caret === 0) { + this.$control.prepend($el); + } else { + $(this.$control[0].childNodes[caret]).before($el); + } + this.setCaret(caret + 1); + }, + + /** + * Removes the current selected item(s). + * + * @param {object} e (optional) + * @returns {boolean} + */ + deleteSelection: function(e) { + var i, n, direction, selection, values, caret, option_select, $option_select, $tail; + var self = this; + + direction = (e && e.keyCode === KEY_BACKSPACE) ? -1 : 1; + selection = getSelection(self.$control_input[0]); + + if (self.$activeOption && !self.settings.hideSelected) { + option_select = self.getAdjacentOption(self.$activeOption, -1).attr('data-value'); + } + + // determine items that will be removed + values = []; + + if (self.$activeItems.length) { + $tail = self.$control.children('.active:' + (direction > 0 ? 'last' : 'first')); + caret = self.$control.children(':not(input)').index($tail); + if (direction > 0) { caret++; } + + for (i = 0, n = self.$activeItems.length; i < n; i++) { + values.push($(self.$activeItems[i]).attr('data-value')); + } + if (e) { + e.preventDefault(); + e.stopPropagation(); + } + } else if ((self.isFocused || self.settings.mode === 'single') && self.items.length) { + if (direction < 0 && selection.start === 0 && selection.length === 0) { + values.push(self.items[self.caretPos - 1]); + } else if (direction > 0 && selection.start === self.$control_input.val().length) { + values.push(self.items[self.caretPos]); + } + } + + // allow the callback to abort + if (!values.length || (typeof self.settings.onDelete === 'function' && self.settings.onDelete.apply(self, [values]) === false)) { + return false; + } + + // perform removal + if (typeof caret !== 'undefined') { + self.setCaret(caret); + } + while (values.length) { + self.removeItem(values.pop()); + } + + self.showInput(); + self.positionDropdown(); + self.refreshOptions(true); + + // select previous option + if (option_select) { + $option_select = self.getOption(option_select); + if ($option_select.length) { + self.setActiveOption($option_select); + } + } + + return true; + }, + + /** + * Selects the previous / next item (depending + * on the `direction` argument). + * + * > 0 - right + * < 0 - left + * + * @param {int} direction + * @param {object} e (optional) + */ + advanceSelection: function(direction, e) { + var tail, selection, idx, valueLength, cursorAtEdge, $tail; + var self = this; + + if (direction === 0) return; + if (self.rtl) direction *= -1; + + tail = direction > 0 ? 'last' : 'first'; + selection = getSelection(self.$control_input[0]); + + if (self.isFocused && !self.isInputHidden) { + valueLength = self.$control_input.val().length; + cursorAtEdge = direction < 0 + ? selection.start === 0 && selection.length === 0 + : selection.start === valueLength; + + if (cursorAtEdge && !valueLength) { + self.advanceCaret(direction, e); + } + } else { + $tail = self.$control.children('.active:' + tail); + if ($tail.length) { + idx = self.$control.children(':not(input)').index($tail); + self.setActiveItem(null); + self.setCaret(direction > 0 ? idx + 1 : idx); + } + } + }, + + /** + * Moves the caret left / right. + * + * @param {int} direction + * @param {object} e (optional) + */ + advanceCaret: function(direction, e) { + var self = this, fn, $adj; + + if (direction === 0) return; + + fn = direction > 0 ? 'next' : 'prev'; + if (self.isShiftDown) { + $adj = self.$control_input[fn](); + if ($adj.length) { + self.hideInput(); + self.setActiveItem($adj); + e && e.preventDefault(); + } + } else { + self.setCaret(self.caretPos + direction); + } + }, + + /** + * Moves the caret to the specified index. + * + * @param {int} i + */ + setCaret: function(i) { + var self = this; + + if (self.settings.mode === 'single') { + i = self.items.length; + } else { + i = Math.max(0, Math.min(self.items.length, i)); + } + + if(!self.isPending) { + // the input must be moved by leaving it in place and moving the + // siblings, due to the fact that focus cannot be restored once lost + // on mobile webkit devices + var j, n, fn, $children, $child; + $children = self.$control.children(':not(input)'); + for (j = 0, n = $children.length; j < n; j++) { + $child = $($children[j]).detach(); + if (j < i) { + self.$control_input.before($child); + } else { + self.$control.append($child); + } + } + } + + self.caretPos = i; + }, + + /** + * Disables user input on the control. Used while + * items are being asynchronously created. + */ + lock: function() { + this.close(); + this.isLocked = true; + this.refreshState(); + }, + + /** + * Re-enables user input on the control. + */ + unlock: function() { + this.isLocked = false; + this.refreshState(); + }, + + /** + * Disables user input on the control completely. + * While disabled, it cannot receive focus. + */ + disable: function() { + var self = this; + self.$input.prop('disabled', true); + self.$control_input.prop('disabled', true).prop('tabindex', -1); + self.isDisabled = true; + self.lock(); + }, + + /** + * Enables the control so that it can respond + * to focus and user input. + */ + enable: function() { + var self = this; + self.$input.prop('disabled', false); + self.$control_input.prop('disabled', false).prop('tabindex', self.tabIndex); + self.isDisabled = false; + self.unlock(); + }, + + /** + * Completely destroys the control and + * unbinds all event listeners so that it can + * be garbage collected. + */ + destroy: function() { + var self = this; + var eventNS = self.eventNS; + var revertSettings = self.revertSettings; + + self.trigger('destroy'); + self.off(); + self.$wrapper.remove(); + self.$dropdown.remove(); + + self.$input + .html('') + .append(revertSettings.$children) + .removeAttr('tabindex') + .removeClass('selectized') + .attr({tabindex: revertSettings.tabindex}) + .show(); + + self.$control_input.removeData('grow'); + self.$input.removeData('selectize'); + + $(window).off(eventNS); + $(document).off(eventNS); + $(document.body).off(eventNS); + + delete self.$input[0].selectize; + }, + + /** + * A helper method for rendering "item" and + * "option" templates, given the data. + * + * @param {string} templateName + * @param {object} data + * @returns {string} + */ + render: function(templateName, data) { + var value, id, label; + var html = ''; + var cache = false; + var self = this; + var regex_tag = /^[\t \r\n]*<([a-z][a-z0-9\-_]*(?:\:[a-z][a-z0-9\-_]*)?)/i; + + if (templateName === 'option' || templateName === 'item') { + value = hash_key(data[self.settings.valueField]); + cache = !!value; + } + + // pull markup from cache if it exists + if (cache) { + if (!isset(self.renderCache[templateName])) { + self.renderCache[templateName] = {}; + } + if (self.renderCache[templateName].hasOwnProperty(value)) { + return self.renderCache[templateName][value]; + } + } + + // render markup + html = self.settings.render[templateName].apply(this, [data, escape_html]); + + // add mandatory attributes + if (templateName === 'option' || templateName === 'option_create') { + html = html.replace(regex_tag, '<$1 data-selectable'); + } + if (templateName === 'optgroup') { + id = data[self.settings.optgroupValueField] || ''; + html = html.replace(regex_tag, '<$1 data-group="' + escape_replace(escape_html(id)) + '"'); + } + if (templateName === 'option' || templateName === 'item') { + html = html.replace(regex_tag, '<$1 data-value="' + escape_replace(escape_html(value || '')) + '"'); + } + + // update cache + if (cache) { + self.renderCache[templateName][value] = html; + } + + return html; + }, + + /** + * Clears the render cache for a template. If + * no template is given, clears all render + * caches. + * + * @param {string} templateName + */ + clearCache: function(templateName) { + var self = this; + if (typeof templateName === 'undefined') { + self.renderCache = {}; + } else { + delete self.renderCache[templateName]; + } + }, + + /** + * Determines whether or not to display the + * create item prompt, given a user input. + * + * @param {string} input + * @return {boolean} + */ + canCreate: function(input) { + var self = this; + if (!self.settings.create) return false; + var filter = self.settings.createFilter; + return input.length + && (typeof filter !== 'function' || filter.apply(self, [input])) + && (typeof filter !== 'string' || new RegExp(filter).test(input)) + && (!(filter instanceof RegExp) || filter.test(input)); + } + + }); + + + Selectize.count = 0; + Selectize.defaults = { + options: [], + optgroups: [], + + plugins: [], + delimiter: ',', + splitOn: null, // regexp or string for splitting up values from a paste command + persist: true, + diacritics: true, + create: false, + createOnBlur: false, + createFilter: null, + highlight: true, + openOnFocus: true, + maxOptions: 1000, + maxItems: null, + hideSelected: null, + addPrecedence: false, + selectOnTab: false, + preload: false, + allowEmptyOption: false, + closeAfterSelect: false, + + scrollDuration: 60, + loadThrottle: 300, + loadingClass: 'loading', + + dataAttr: 'data-data', + optgroupField: 'optgroup', + valueField: 'value', + labelField: 'text', + optgroupLabelField: 'label', + optgroupValueField: 'value', + lockOptgroupOrder: false, + + sortField: '$order', + searchField: ['text'], + searchConjunction: 'and', + + mode: null, + wrapperClass: 'selectize-control', + inputClass: 'selectize-input', + dropdownClass: 'selectize-dropdown', + dropdownContentClass: 'selectize-dropdown-content', + + dropdownParent: null, + + copyClassesToDropdown: true, + + /* + load : null, // function(query, callback) { ... } + score : null, // function(search) { ... } + onInitialize : null, // function() { ... } + onChange : null, // function(value) { ... } + onItemAdd : null, // function(value, $item) { ... } + onItemRemove : null, // function(value) { ... } + onClear : null, // function() { ... } + onOptionAdd : null, // function(value, data) { ... } + onOptionRemove : null, // function(value) { ... } + onOptionClear : null, // function() { ... } + onOptionGroupAdd : null, // function(id, data) { ... } + onOptionGroupRemove : null, // function(id) { ... } + onOptionGroupClear : null, // function() { ... } + onDropdownOpen : null, // function($dropdown) { ... } + onDropdownClose : null, // function($dropdown) { ... } + onType : null, // function(str) { ... } + onDelete : null, // function(values) { ... } + */ + + render: { + /* + item: null, + optgroup: null, + optgroup_header: null, + option: null, + option_create: null + */ + } + }; + + + $.fn.selectize = function(settings_user) { + var defaults = $.fn.selectize.defaults; + var settings = $.extend({}, defaults, settings_user); + var attr_data = settings.dataAttr; + var field_label = settings.labelField; + var field_value = settings.valueField; + var field_optgroup = settings.optgroupField; + var field_optgroup_label = settings.optgroupLabelField; + var field_optgroup_value = settings.optgroupValueField; + + /** + * Initializes selectize from a element. + * + * @param {object} $input + * @param {object} settings_element + */ + var init_textbox = function($input, settings_element) { + var i, n, values, option; + + var data_raw = $input.attr(attr_data); + + if (!data_raw) { + var value = $.trim($input.val() || ''); + if (!settings.allowEmptyOption && !value.length) return; + values = value.split(settings.delimiter); + for (i = 0, n = values.length; i < n; i++) { + option = {}; + option[field_label] = values[i]; + option[field_value] = values[i]; + settings_element.options.push(option); + } + settings_element.items = values; + } else { + settings_element.options = JSON.parse(data_raw); + for (i = 0, n = settings_element.options.length; i < n; i++) { + settings_element.items.push(settings_element.options[i][field_value]); + } + } + }; + + /** + * Initializes selectize from a