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selectize.js
3949 lines
| 1 | /** |
| 2 | * sifter.js |
| 3 | * Copyright (c) 2013–2020 Brian Reavis & contributors |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this |
| 6 | * file except in compliance with the License. You may obtain a copy of the License at: |
| 7 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | * |
| 9 | * Unless required by applicable law or agreed to in writing, software distributed under |
| 10 | * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF |
| 11 | * ANY KIND, either express or implied. See the License for the specific language |
| 12 | * governing permissions and limitations under the License. |
| 13 | * |
| 14 | * @author Brian Reavis <brian@thirdroute.com> |
| 15 | */ |
| 16 | |
| 17 | (function(root, factory) { |
| 18 | if (typeof define === 'function' && define.amd) { |
| 19 | define(factory); |
| 20 | } else if (typeof exports === 'object') { |
| 21 | module.exports = factory(); |
| 22 | } else { |
| 23 | root.Sifter = factory(); |
| 24 | } |
| 25 | }(this, function() { |
| 26 | |
| 27 | /** |
| 28 | * Textually searches arrays and hashes of objects |
| 29 | * by property (or multiple properties). Designed |
| 30 | * specifically for autocomplete. |
| 31 | * |
| 32 | * @constructor |
| 33 | * @param {array|object} items |
| 34 | * @param {object} items |
| 35 | */ |
| 36 | var Sifter = function(items, settings) { |
| 37 | this.items = items; |
| 38 | this.settings = settings || {diacritics: true}; |
| 39 | }; |
| 40 | |
| 41 | /** |
| 42 | * Splits a search string into an array of individual |
| 43 | * regexps to be used to match results. |
| 44 | * |
| 45 | * @param {string} query |
| 46 | * @returns {array} |
| 47 | */ |
| 48 | Sifter.prototype.tokenize = function(query, respect_word_boundaries) { |
| 49 | query = trim(String(query || '').toLowerCase()); |
| 50 | if (!query || !query.length) return []; |
| 51 | |
| 52 | var i, n, regex, letter; |
| 53 | var tokens = []; |
| 54 | var words = query.split(/ +/); |
| 55 | |
| 56 | for (i = 0, n = words.length; i < n; i++) { |
| 57 | regex = escape_regex(words[i]); |
| 58 | if (this.settings.diacritics) { |
| 59 | for (letter in DIACRITICS) { |
| 60 | if (DIACRITICS.hasOwnProperty(letter)) { |
| 61 | regex = regex.replace(new RegExp(letter, 'g'), DIACRITICS[letter]); |
| 62 | } |
| 63 | } |
| 64 | } |
| 65 | if (respect_word_boundaries) regex = "\\b"+regex |
| 66 | tokens.push({ |
| 67 | string : words[i], |
| 68 | regex : new RegExp(regex, 'i') |
| 69 | }); |
| 70 | } |
| 71 | |
| 72 | return tokens; |
| 73 | }; |
| 74 | |
| 75 | /** |
| 76 | * Iterates over arrays and hashes. |
| 77 | * |
| 78 | * ``` |
| 79 | * this.iterator(this.items, function(item, id) { |
| 80 | * // invoked for each item |
| 81 | * }); |
| 82 | * ``` |
| 83 | * |
| 84 | * @param {array|object} object |
| 85 | */ |
| 86 | Sifter.prototype.iterator = function(object, callback) { |
| 87 | var iterator; |
| 88 | if (is_array(object)) { |
| 89 | iterator = Array.prototype.forEach || function(callback) { |
| 90 | for (var i = 0, n = this.length; i < n; i++) { |
| 91 | callback(this[i], i, this); |
| 92 | } |
| 93 | }; |
| 94 | } else { |
| 95 | iterator = function(callback) { |
| 96 | for (var key in this) { |
| 97 | if (this.hasOwnProperty(key)) { |
| 98 | callback(this[key], key, this); |
| 99 | } |
| 100 | } |
| 101 | }; |
| 102 | } |
| 103 | |
| 104 | iterator.apply(object, [callback]); |
| 105 | }; |
| 106 | |
| 107 | /** |
| 108 | * Returns a function to be used to score individual results. |
| 109 | * |
| 110 | * Good matches will have a higher score than poor matches. |
| 111 | * If an item is not a match, 0 will be returned by the function. |
| 112 | * |
| 113 | * @param {object|string} search |
| 114 | * @param {object} options (optional) |
| 115 | * @returns {function} |
| 116 | */ |
| 117 | Sifter.prototype.getScoreFunction = function(search, options) { |
| 118 | var self, fields, tokens, token_count, nesting; |
| 119 | |
| 120 | self = this; |
| 121 | search = self.prepareSearch(search, options); |
| 122 | tokens = search.tokens; |
| 123 | fields = search.options.fields; |
| 124 | token_count = tokens.length; |
| 125 | nesting = search.options.nesting; |
| 126 | |
| 127 | /** |
| 128 | * Calculates how close of a match the |
| 129 | * given value is against a search token. |
| 130 | * |
| 131 | * @param {mixed} value |
| 132 | * @param {object} token |
| 133 | * @return {number} |
| 134 | */ |
| 135 | var scoreValue = function(value, token) { |
| 136 | var score, pos; |
| 137 | |
| 138 | if (!value) return 0; |
| 139 | value = String(value || ''); |
| 140 | pos = value.search(token.regex); |
| 141 | if (pos === -1) return 0; |
| 142 | score = token.string.length / value.length; |
| 143 | if (pos === 0) score += 0.5; |
| 144 | return score; |
| 145 | }; |
| 146 | |
| 147 | /** |
| 148 | * Calculates the score of an object |
| 149 | * against the search query. |
| 150 | * |
| 151 | * @param {object} token |
| 152 | * @param {object} data |
| 153 | * @return {number} |
| 154 | */ |
| 155 | var scoreObject = (function() { |
| 156 | var field_count = fields.length; |
| 157 | if (!field_count) { |
| 158 | return function() { return 0; }; |
| 159 | } |
| 160 | if (field_count === 1) { |
| 161 | return function(token, data) { |
| 162 | return scoreValue(getattr(data, fields[0], nesting), token); |
| 163 | }; |
| 164 | } |
| 165 | return function(token, data) { |
| 166 | for (var i = 0, sum = 0; i < field_count; i++) { |
| 167 | sum += scoreValue(getattr(data, fields[i], nesting), token); |
| 168 | } |
| 169 | return sum / field_count; |
| 170 | }; |
| 171 | })(); |
| 172 | |
| 173 | if (!token_count) { |
| 174 | return function() { return 0; }; |
| 175 | } |
| 176 | if (token_count === 1) { |
| 177 | return function(data) { |
| 178 | return scoreObject(tokens[0], data); |
| 179 | }; |
| 180 | } |
| 181 | |
| 182 | if (search.options.conjunction === 'and') { |
| 183 | return function(data) { |
| 184 | var score; |
| 185 | for (var i = 0, sum = 0; i < token_count; i++) { |
| 186 | score = scoreObject(tokens[i], data); |
| 187 | if (score <= 0) return 0; |
| 188 | sum += score; |
| 189 | } |
| 190 | return sum / token_count; |
| 191 | }; |
| 192 | } else { |
| 193 | return function(data) { |
| 194 | for (var i = 0, sum = 0; i < token_count; i++) { |
| 195 | sum += scoreObject(tokens[i], data); |
| 196 | } |
| 197 | return sum / token_count; |
| 198 | }; |
| 199 | } |
| 200 | }; |
| 201 | |
| 202 | /** |
| 203 | * Returns a function that can be used to compare two |
| 204 | * results, for sorting purposes. If no sorting should |
| 205 | * be performed, `null` will be returned. |
| 206 | * |
| 207 | * @param {string|object} search |
| 208 | * @param {object} options |
| 209 | * @return function(a,b) |
| 210 | */ |
| 211 | Sifter.prototype.getSortFunction = function(search, options) { |
| 212 | var i, n, self, field, fields, fields_count, multiplier, multipliers, get_field, implicit_score, sort; |
| 213 | |
| 214 | self = this; |
| 215 | search = self.prepareSearch(search, options); |
| 216 | sort = (!search.query && options.sort_empty) || options.sort; |
| 217 | |
| 218 | /** |
| 219 | * Fetches the specified sort field value |
| 220 | * from a search result item. |
| 221 | * |
| 222 | * @param {string} name |
| 223 | * @param {object} result |
| 224 | * @return {mixed} |
| 225 | */ |
| 226 | get_field = function(name, result) { |
| 227 | if (name === '$score') return result.score; |
| 228 | return getattr(self.items[result.id], name, options.nesting); |
| 229 | }; |
| 230 | |
| 231 | // parse options |
| 232 | fields = []; |
| 233 | if (sort) { |
| 234 | for (i = 0, n = sort.length; i < n; i++) { |
| 235 | if (search.query || sort[i].field !== '$score') { |
| 236 | fields.push(sort[i]); |
| 237 | } |
| 238 | } |
| 239 | } |
| 240 | |
| 241 | // the "$score" field is implied to be the primary |
| 242 | // sort field, unless it's manually specified |
| 243 | if (search.query) { |
| 244 | implicit_score = true; |
| 245 | for (i = 0, n = fields.length; i < n; i++) { |
| 246 | if (fields[i].field === '$score') { |
| 247 | implicit_score = false; |
| 248 | break; |
| 249 | } |
| 250 | } |
| 251 | if (implicit_score) { |
| 252 | fields.unshift({field: '$score', direction: 'desc'}); |
| 253 | } |
| 254 | } else { |
| 255 | for (i = 0, n = fields.length; i < n; i++) { |
| 256 | if (fields[i].field === '$score') { |
| 257 | fields.splice(i, 1); |
| 258 | break; |
| 259 | } |
| 260 | } |
| 261 | } |
| 262 | |
| 263 | multipliers = []; |
| 264 | for (i = 0, n = fields.length; i < n; i++) { |
| 265 | multipliers.push(fields[i].direction === 'desc' ? -1 : 1); |
| 266 | } |
| 267 | |
| 268 | // build function |
| 269 | fields_count = fields.length; |
| 270 | if (!fields_count) { |
| 271 | return null; |
| 272 | } else if (fields_count === 1) { |
| 273 | field = fields[0].field; |
| 274 | multiplier = multipliers[0]; |
| 275 | return function(a, b) { |
| 276 | return multiplier * cmp( |
| 277 | get_field(field, a), |
| 278 | get_field(field, b) |
| 279 | ); |
| 280 | }; |
| 281 | } else { |
| 282 | return function(a, b) { |
| 283 | var i, result, a_value, b_value, field; |
| 284 | for (i = 0; i < fields_count; i++) { |
| 285 | field = fields[i].field; |
| 286 | result = multipliers[i] * cmp( |
| 287 | get_field(field, a), |
| 288 | get_field(field, b) |
| 289 | ); |
| 290 | if (result) return result; |
| 291 | } |
| 292 | return 0; |
| 293 | }; |
| 294 | } |
| 295 | }; |
| 296 | |
| 297 | /** |
| 298 | * Parses a search query and returns an object |
| 299 | * with tokens and fields ready to be populated |
| 300 | * with results. |
| 301 | * |
| 302 | * @param {string} query |
| 303 | * @param {object} options |
| 304 | * @returns {object} |
| 305 | */ |
| 306 | Sifter.prototype.prepareSearch = function(query, options) { |
| 307 | if (typeof query === 'object') return query; |
| 308 | |
| 309 | options = extend({}, options); |
| 310 | |
| 311 | var option_fields = options.fields; |
| 312 | var option_sort = options.sort; |
| 313 | var option_sort_empty = options.sort_empty; |
| 314 | |
| 315 | if (option_fields && !is_array(option_fields)) options.fields = [option_fields]; |
| 316 | if (option_sort && !is_array(option_sort)) options.sort = [option_sort]; |
| 317 | if (option_sort_empty && !is_array(option_sort_empty)) options.sort_empty = [option_sort_empty]; |
| 318 | |
| 319 | return { |
| 320 | options : options, |
| 321 | query : String(query || '').toLowerCase(), |
| 322 | tokens : this.tokenize(query, options.respect_word_boundaries), |
| 323 | total : 0, |
| 324 | items : [] |
| 325 | }; |
| 326 | }; |
| 327 | |
| 328 | /** |
| 329 | * Searches through all items and returns a sorted array of matches. |
| 330 | * |
| 331 | * The `options` parameter can contain: |
| 332 | * |
| 333 | * - fields {string|array} |
| 334 | * - sort {array} |
| 335 | * - score {function} |
| 336 | * - filter {bool} |
| 337 | * - limit {integer} |
| 338 | * |
| 339 | * Returns an object containing: |
| 340 | * |
| 341 | * - options {object} |
| 342 | * - query {string} |
| 343 | * - tokens {array} |
| 344 | * - total {int} |
| 345 | * - items {array} |
| 346 | * |
| 347 | * @param {string} query |
| 348 | * @param {object} options |
| 349 | * @returns {object} |
| 350 | */ |
| 351 | Sifter.prototype.search = function(query, options) { |
| 352 | var self = this, value, score, search, calculateScore; |
| 353 | var fn_sort; |
| 354 | var fn_score; |
| 355 | |
| 356 | search = this.prepareSearch(query, options); |
| 357 | options = search.options; |
| 358 | query = search.query; |
| 359 | |
| 360 | // generate result scoring function |
| 361 | fn_score = options.score || self.getScoreFunction(search); |
| 362 | |
| 363 | // perform search and sort |
| 364 | if (query.length) { |
| 365 | self.iterator(self.items, function(item, id) { |
| 366 | score = fn_score(item); |
| 367 | if (options.filter === false || score > 0) { |
| 368 | search.items.push({'score': score, 'id': id}); |
| 369 | } |
| 370 | }); |
| 371 | } else { |
| 372 | self.iterator(self.items, function(item, id) { |
| 373 | search.items.push({'score': 1, 'id': id}); |
| 374 | }); |
| 375 | } |
| 376 | |
| 377 | fn_sort = self.getSortFunction(search, options); |
| 378 | if (fn_sort) search.items.sort(fn_sort); |
| 379 | |
| 380 | // apply limits |
| 381 | search.total = search.items.length; |
| 382 | if (typeof options.limit === 'number') { |
| 383 | search.items = search.items.slice(0, options.limit); |
| 384 | } |
| 385 | |
| 386 | return search; |
| 387 | }; |
| 388 | |
| 389 | // utilities |
| 390 | // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
| 391 | |
| 392 | var cmp = function(a, b) { |
| 393 | if (typeof a === 'number' && typeof b === 'number') { |
| 394 | return a > b ? 1 : (a < b ? -1 : 0); |
| 395 | } |
| 396 | a = asciifold(String(a || '')); |
| 397 | b = asciifold(String(b || '')); |
| 398 | if (a > b) return 1; |
| 399 | if (b > a) return -1; |
| 400 | return 0; |
| 401 | }; |
| 402 | |
| 403 | var extend = function(a, b) { |
| 404 | var i, n, k, object; |
| 405 | for (i = 1, n = arguments.length; i < n; i++) { |
| 406 | object = arguments[i]; |
| 407 | if (!object) continue; |
| 408 | for (k in object) { |
| 409 | if (object.hasOwnProperty(k)) { |
| 410 | a[k] = object[k]; |
| 411 | } |
| 412 | } |
| 413 | } |
| 414 | return a; |
| 415 | }; |
| 416 | |
| 417 | /** |
| 418 | * A property getter resolving dot-notation |
| 419 | * @param {Object} obj The root object to fetch property on |
| 420 | * @param {String} name The optionally dotted property name to fetch |
| 421 | * @param {Boolean} nesting Handle nesting or not |
| 422 | * @return {Object} The resolved property value |
| 423 | */ |
| 424 | var getattr = function(obj, name, nesting) { |
| 425 | if (!obj || !name) return; |
| 426 | if (!nesting) return obj[name]; |
| 427 | var names = name.split("."); |
| 428 | while(names.length && (obj = obj[names.shift()])); |
| 429 | return obj; |
| 430 | }; |
| 431 | |
| 432 | var trim = function(str) { |
| 433 | return (str + '').replace(/^\s+|\s+$|/g, ''); |
| 434 | }; |
| 435 | |
| 436 | var escape_regex = function(str) { |
| 437 | return (str + '').replace(/([.?*+^$[\]\\(){}|-])/g, '\\$1'); |
| 438 | }; |
| 439 | |
| 440 | var is_array = Array.isArray || (typeof $ !== 'undefined' && $.isArray) || function(object) { |
| 441 | return Object.prototype.toString.call(object) === '[object Array]'; |
| 442 | }; |
| 443 | |
| 444 | var DIACRITICS = { |
| 445 | 'a': '[aḀḁĂăÂâǍǎȺⱥȦȧẠạÄäÀàÁáĀāÃã� |
| 446 | å� |
| 447 | ĄÃ� |
| 448 | Ą]', |
| 449 | 'b': '[b␢βΒB฿𐌁ᛒ]', |
| 450 | 'c': '[cĆćĈĉČčĊċC̄c̄ÇçḈḉȻȼƇƈɕᴄＣｃ]', |
| 451 | 'd': '[dĎďḊḋḐḑḌḍḒḓḎḏĐđD̦d̦ƉɖƊɗƋƌᵭᶁᶑȡ� |
| 452 | Ｄｄð]', |
| 453 | 'e': '[eÉéÈèÊêḘḙĚěĔĕẼẽḚḛẺẻĖėËëĒēȨȩĘęᶒɆɇȄ� |
| 454 | ẾếỀềỄ� |
| 455 | ỂểḜḝḖḗḔḕȆȇẸẹỆệⱸᴇＥ� |
| 456 | ɘǝƏƐε]', |
| 457 | 'f': '[fƑƒḞḟ]', |
| 458 | 'g': '[gɢ₲ǤǥĜĝĞğĢģƓɠĠġ]', |
| 459 | 'h': '[hĤĥĦħḨḩẖẖḤḥḢḣɦʰǶƕ]', |
| 460 | 'i': '[iÍíÌìĬĭÎîǏǐÏïḮḯĨĩĮįĪīỈỉȈȉȊȋỊịḬḭƗɨɨ̆ᵻᶖİiIıɪＩｉ]', |
| 461 | 'j': '[jȷĴĵɈɉʝɟʲ]', |
| 462 | 'k': '[kƘƙꝀꝁḰḱǨǩḲḳḴḵκϰ₭]', |
| 463 | 'l': '[lŁłĽľĻļĹĺḶḷḸḹḼḽḺḻĿŀȽƚⱠⱡⱢɫɬ� |
| 464 | ɭȴʟＬｌ]', |
| 465 | 'n': '[nŃńǸǹŇňÑñṄ� |
| 466 | � |
| 467 | ņṆṇṊṋṈṉN̈n̈ƝɲȠƞᵰᶇɳȵɴＮｎŊŋ]', |
| 468 | 'o': '[oØøÖöÓóÒòÔôǑǒŐőŎŏȮȯỌọƟɵƠơỎỏŌōÕõǪǫȌȍՕ� |
| 469 | ]', |
| 470 | 'p': '[pṔṕṖṗⱣᵽƤƥᵱ]', |
| 471 | 'q': '[qꝖꝗʠɊɋꝘꝙq̃]', |
| 472 | 'r': '[rŔŕɌɍŘřŖŗṘṙȐȑȒȓṚṛⱤɽ]', |
| 473 | 's': '[sŚśṠṡṢṣꞨꞩŜŝŠšŞşȘșS̈s̈]', |
| 474 | 't': '[tŤťṪṫŢţṬṭƮʈȚțṰṱṮṯƬƭ]', |
| 475 | 'u': '[uŬŭɄʉỤụÜüÚúÙùÛûǓǔŰűŬŭƯưỦủŪūŨũŲųȔȕ∪]', |
| 476 | 'v': '[vṼṽṾṿƲʋꝞꝟⱱʋ]', |
| 477 | 'w': '[wẂẃẀẁŴŵẄ� |
| 478 | ẆẇẈẉ]', |
| 479 | 'x': '[xẌẍẊẋχ]', |
| 480 | 'y': '[yÝýỲỳŶŷŸÿỸỹẎẏỴỵɎɏƳƴ]', |
| 481 | 'z': '[zŹźẐẑŽžŻżẒẓẔẕƵƶ]' |
| 482 | }; |
| 483 | |
| 484 | var asciifold = (function() { |
| 485 | var i, n, k, chunk; |
| 486 | var foreignletters = ''; |
| 487 | var lookup = {}; |
| 488 | for (k in DIACRITICS) { |
| 489 | if (DIACRITICS.hasOwnProperty(k)) { |
| 490 | chunk = DIACRITICS[k].substring(2, DIACRITICS[k].length - 1); |
| 491 | foreignletters += chunk; |
| 492 | for (i = 0, n = chunk.length; i < n; i++) { |
| 493 | lookup[chunk.charAt(i)] = k; |
| 494 | } |
| 495 | } |
| 496 | } |
| 497 | var regexp = new RegExp('[' + foreignletters + ']', 'g'); |
| 498 | return function(str) { |
| 499 | return str.replace(regexp, function(foreignletter) { |
| 500 | return lookup[foreignletter]; |
| 501 | }).toLowerCase(); |
| 502 | }; |
| 503 | })(); |
| 504 | |
| 505 | |
| 506 | // export |
| 507 | // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
| 508 | |
| 509 | return Sifter; |
| 510 | })); |
| 511 | |
| 512 | /** |
| 513 | * microplugin.js |
| 514 | * Copyright (c) 2013 Brian Reavis & contributors |
| 515 | * |
| 516 | * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this |
| 517 | * file except in compliance with the License. You may obtain a copy of the License at: |
| 518 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 519 | * |
| 520 | * Unless required by applicable law or agreed to in writing, software distributed under |
| 521 | * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF |
| 522 | * ANY KIND, either express or implied. See the License for the specific language |
| 523 | * governing permissions and limitations under the License. |
| 524 | * |
| 525 | * @author Brian Reavis <brian@thirdroute.com> |
| 526 | */ |
| 527 | |
| 528 | (function(root, factory) { |
| 529 | if (typeof define === 'function' && define.amd) { |
| 530 | define(factory); |
| 531 | } else if (typeof exports === 'object') { |
| 532 | module.exports = factory(); |
| 533 | } else { |
| 534 | root.MicroPlugin = factory(); |
| 535 | } |
| 536 | }(this, function() { |
| 537 | var MicroPlugin = {}; |
| 538 | |
| 539 | MicroPlugin.mixin = function(Interface) { |
| 540 | Interface.plugins = {}; |
| 541 | |
| 542 | /** |
| 543 | * Initializes the listed plugins (with options). |
| 544 | * Acceptable formats: |
| 545 | * |
| 546 | * List (without options): |
| 547 | * ['a', 'b', 'c'] |
| 548 | * |
| 549 | * List (with options): |
| 550 | * [{'name': 'a', options: {}}, {'name': 'b', options: {}}] |
| 551 | * |
| 552 | * Hash (with options): |
| 553 | * {'a': { ... }, 'b': { ... }, 'c': { ... }} |
| 554 | * |
| 555 | * @param {mixed} plugins |
| 556 | */ |
| 557 | Interface.prototype.initializePlugins = function(plugins) { |
| 558 | var i, n, key; |
| 559 | var self = this; |
| 560 | var queue = []; |
| 561 | |
| 562 | self.plugins = { |
| 563 | names : [], |
| 564 | settings : {}, |
| 565 | requested : {}, |
| 566 | loaded : {} |
| 567 | }; |
| 568 | |
| 569 | if (utils.isArray(plugins)) { |
| 570 | for (i = 0, n = plugins.length; i < n; i++) { |
| 571 | if (typeof plugins[i] === 'string') { |
| 572 | queue.push(plugins[i]); |
| 573 | } else { |
| 574 | self.plugins.settings[plugins[i].name] = plugins[i].options; |
| 575 | queue.push(plugins[i].name); |
| 576 | } |
| 577 | } |
| 578 | } else if (plugins) { |
| 579 | for (key in plugins) { |
| 580 | if (plugins.hasOwnProperty(key)) { |
| 581 | self.plugins.settings[key] = plugins[key]; |
| 582 | queue.push(key); |
| 583 | } |
| 584 | } |
| 585 | } |
| 586 | |
| 587 | while (queue.length) { |
| 588 | self.require(queue.shift()); |
| 589 | } |
| 590 | }; |
| 591 | |
| 592 | Interface.prototype.loadPlugin = function(name) { |
| 593 | var self = this; |
| 594 | var plugins = self.plugins; |
| 595 | var plugin = Interface.plugins[name]; |
| 596 | |
| 597 | if (!Interface.plugins.hasOwnProperty(name)) { |
| 598 | throw new Error('Unable to find "' + name + '" plugin'); |
| 599 | } |
| 600 | |
| 601 | plugins.requested[name] = true; |
| 602 | plugins.loaded[name] = plugin.fn.apply(self, [self.plugins.settings[name] || {}]); |
| 603 | plugins.names.push(name); |
| 604 | }; |
| 605 | |
| 606 | /** |
| 607 | * Initializes a plugin. |
| 608 | * |
| 609 | * @param {string} name |
| 610 | */ |
| 611 | Interface.prototype.require = function(name) { |
| 612 | var self = this; |
| 613 | var plugins = self.plugins; |
| 614 | |
| 615 | if (!self.plugins.loaded.hasOwnProperty(name)) { |
| 616 | if (plugins.requested[name]) { |
| 617 | throw new Error('Plugin has circular dependency ("' + name + '")'); |
| 618 | } |
| 619 | self.loadPlugin(name); |
| 620 | } |
| 621 | |
| 622 | return plugins.loaded[name]; |
| 623 | }; |
| 624 | |
| 625 | /** |
| 626 | * Registers a plugin. |
| 627 | * |
| 628 | * @param {string} name |
| 629 | * @param {function} fn |
| 630 | */ |
| 631 | Interface.define = function(name, fn) { |
| 632 | Interface.plugins[name] = { |
| 633 | 'name' : name, |
| 634 | 'fn' : fn |
| 635 | }; |
| 636 | }; |
| 637 | }; |
| 638 | |
| 639 | var utils = { |
| 640 | isArray: Array.isArray || function(vArg) { |
| 641 | return Object.prototype.toString.call(vArg) === '[object Array]'; |
| 642 | } |
| 643 | }; |
| 644 | |
| 645 | return MicroPlugin; |
| 646 | })); |
| 647 | |
| 648 | /** |
| 649 | * selectize.js (v0.13.0) |
| 650 | * Copyright (c) 2013–2015 Brian Reavis & contributors |
| 651 | * Copyright (c) 2020 Selectize Team & contributors |
| 652 | * |
| 653 | * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this |
| 654 | * file except in compliance with the License. You may obtain a copy of the License at: |
| 655 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 656 | * |
| 657 | * Unless required by applicable law or agreed to in writing, software distributed under |
| 658 | * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF |
| 659 | * ANY KIND, either express or implied. See the License for the specific language |
| 660 | * governing permissions and limitations under the License. |
| 661 | * |
| 662 | * @author Brian Reavis <brian@thirdroute.com> |
| 663 | * @author Ris Adams <selectize@risadams.com> |
| 664 | */ |
| 665 | |
| 666 | /*jshint curly:false */ |
| 667 | /*jshint browser:true */ |
| 668 | |
| 669 | (function(root, factory) { |
| 670 | if (typeof define === 'function' && define.amd) { |
| 671 | define(['jquery','sifter','microplugin'], factory); |
| 672 | } else if (typeof module === 'object' && typeof module.exports === 'object') { |
| 673 | module.exports = factory(require('jquery'), require('sifter'), require('microplugin')); |
| 674 | } else { |
| 675 | root.Selectize = factory(root.jQuery, root.Sifter, root.MicroPlugin); |
| 676 | } |
| 677 | }(this, function($, Sifter, MicroPlugin) { |
| 678 | 'use strict'; |
| 679 | |
| 680 | var highlight = function($element, pattern) { |
| 681 | if (typeof pattern === 'string' && !pattern.length) return; |
| 682 | var regex = (typeof pattern === 'string') ? new RegExp(pattern, 'i') : pattern; |
| 683 | |
| 684 | var highlight = function(node) { |
| 685 | var skip = 0; |
| 686 | // Wrap matching part of text node with highlighting <span>, e.g. |
| 687 | // Soccer -> <span class="highlight">Soc</span>cer for regex = /soc/i |
| 688 | if (node.nodeType === 3) { |
| 689 | var pos = node.data.search(regex); |
| 690 | if (pos >= 0 && node.data.length > 0) { |
| 691 | var match = node.data.match(regex); |
| 692 | var spannode = document.createElement('span'); |
| 693 | spannode.className = 'highlight'; |
| 694 | var middlebit = node.splitText(pos); |
| 695 | var endbit = middlebit.splitText(match[0].length); |
| 696 | var middleclone = middlebit.cloneNode(true); |
| 697 | spannode.appendChild(middleclone); |
| 698 | middlebit.parentNode.replaceChild(spannode, middlebit); |
| 699 | skip = 1; |
| 700 | } |
| 701 | } |
| 702 | // Recurse element node, looking for child text nodes to highlight, unless element |
| 703 | // is childless, <script>, <style>, or already highlighted: <span class="highlight"> |
| 704 | else if (node.nodeType === 1 && node.childNodes && !/(script|style)/i.test(node.tagName) && ( node.className !== 'highlight' || node.tagName !== 'SPAN' )) { |
| 705 | for (var i = 0; i < node.childNodes.length; ++i) { |
| 706 | i += highlight(node.childNodes[i]); |
| 707 | } |
| 708 | } |
| 709 | return skip; |
| 710 | }; |
| 711 | |
| 712 | return $element.each(function() { |
| 713 | highlight(this); |
| 714 | }); |
| 715 | }; |
| 716 | |
| 717 | /** |
| 718 | * removeHighlight fn copied from highlight v5 and |
| 719 | * edited to remove with() and pass js strict mode |
| 720 | */ |
| 721 | $.fn.removeHighlight = function() { |
| 722 | return this.find("span.highlight").each(function() { |
| 723 | this.parentNode.firstChild.nodeName; |
| 724 | var parent = this.parentNode; |
| 725 | parent.replaceChild(this.firstChild, this); |
| 726 | parent.normalize(); |
| 727 | }).end(); |
| 728 | }; |
| 729 | |
| 730 | |
| 731 | var MicroEvent = function() {}; |
| 732 | MicroEvent.prototype = { |
| 733 | on: function(event, fct){ |
| 734 | this._events = this._events || {}; |
| 735 | this._events[event] = this._events[event] || []; |
| 736 | this._events[event].push(fct); |
| 737 | }, |
| 738 | off: function(event, fct){ |
| 739 | var n = arguments.length; |
| 740 | if (n === 0) return delete this._events; |
| 741 | if (n === 1) return delete this._events[event]; |
| 742 | |
| 743 | this._events = this._events || {}; |
| 744 | if (event in this._events === false) return; |
| 745 | this._events[event].splice(this._events[event].indexOf(fct), 1); |
| 746 | }, |
| 747 | trigger: function(event /* , args... */){ |
| 748 | this._events = this._events || {}; |
| 749 | if (event in this._events === false) return; |
| 750 | for (var i = 0; i < this._events[event].length; i++){ |
| 751 | this._events[event][i].apply(this, Array.prototype.slice.call(arguments, 1)); |
| 752 | } |
| 753 | } |
| 754 | }; |
| 755 | |
| 756 | /** |
| 757 | * Mixin will delegate all MicroEvent.js function in the destination object. |
| 758 | * |
| 759 | * - MicroEvent.mixin(Foobar) will make Foobar able to use MicroEvent |
| 760 | * |
| 761 | * @param {object} the object which will support MicroEvent |
| 762 | */ |
| 763 | MicroEvent.mixin = function(destObject){ |
| 764 | var props = ['on', 'off', 'trigger']; |
| 765 | for (var i = 0; i < props.length; i++){ |
| 766 | destObject.prototype[props[i]] = MicroEvent.prototype[props[i]]; |
| 767 | } |
| 768 | }; |
| 769 | |
| 770 | var IS_MAC = /Mac/.test(navigator.userAgent); |
| 771 | |
| 772 | var KEY_A = 65; |
| 773 | var KEY_COMMA = 188; |
| 774 | var KEY_RETURN = 13; |
| 775 | var KEY_ESC = 27; |
| 776 | var KEY_LEFT = 37; |
| 777 | var KEY_UP = 38; |
| 778 | var KEY_P = 80; |
| 779 | var KEY_RIGHT = 39; |
| 780 | var KEY_DOWN = 40; |
| 781 | var KEY_N = 78; |
| 782 | var KEY_BACKSPACE = 8; |
| 783 | var KEY_DELETE = 46; |
| 784 | var KEY_SHIFT = 16; |
| 785 | var KEY_CMD = IS_MAC ? 91 : 17; |
| 786 | var KEY_CTRL = IS_MAC ? 18 : 17; |
| 787 | var KEY_TAB = 9; |
| 788 | |
| 789 | var TAG_SELECT = 1; |
| 790 | var TAG_INPUT = 2; |
| 791 | |
| 792 | // for now, android support in general is too spotty to support validity |
| 793 | var SUPPORTS_VALIDITY_API = !/android/i.test(window.navigator.userAgent) && !!document.createElement('input').validity; |
| 794 | |
| 795 | |
| 796 | var isset = function(object) { |
| 797 | return typeof object !== 'undefined'; |
| 798 | }; |
| 799 | |
| 800 | /** |
| 801 | * Converts a scalar to its best string representation |
| 802 | * for hash keys and HTML attribute values. |
| 803 | * |
| 804 | * Transformations: |
| 805 | * 'str' -> 'str' |
| 806 | * null -> '' |
| 807 | * undefined -> '' |
| 808 | * true -> '1' |
| 809 | * false -> '0' |
| 810 | * 0 -> '0' |
| 811 | * 1 -> '1' |
| 812 | * |
| 813 | * @param {string} value |
| 814 | * @returns {string|null} |
| 815 | */ |
| 816 | var hash_key = function(value) { |
| 817 | if (typeof value === 'undefined' || value === null) return null; |
| 818 | if (typeof value === 'boolean') return value ? '1' : '0'; |
| 819 | return value + ''; |
| 820 | }; |
| 821 | |
| 822 | /** |
| 823 | * Escapes a string for use within HTML. |
| 824 | * |
| 825 | * @param {string} str |
| 826 | * @returns {string} |
| 827 | */ |
| 828 | var escape_html = function(str) { |
| 829 | return (str + '') |
| 830 | .replace(/&/g, '&') |
| 831 | .replace(/</g, '<') |
| 832 | .replace(/>/g, '>') |
| 833 | .replace(/"/g, '"'); |
| 834 | }; |
| 835 | |
| 836 | /** |
| 837 | * Escapes "$" characters in replacement strings. |
| 838 | * |
| 839 | * @param {string} str |
| 840 | * @returns {string} |
| 841 | */ |
| 842 | var escape_replace = function(str) { |
| 843 | return (str + '').replace(/\$/g, '$$$$'); |
| 844 | }; |
| 845 | |
| 846 | var hook = {}; |
| 847 | |
| 848 | /** |
| 849 | * Wraps `method` on `self` so that `fn` |
| 850 | * is invoked before the original method. |
| 851 | * |
| 852 | * @param {object} self |
| 853 | * @param {string} method |
| 854 | * @param {function} fn |
| 855 | */ |
| 856 | hook.before = function(self, method, fn) { |
| 857 | var original = self[method]; |
| 858 | self[method] = function() { |
| 859 | fn.apply(self, arguments); |
| 860 | return original.apply(self, arguments); |
| 861 | }; |
| 862 | }; |
| 863 | |
| 864 | /** |
| 865 | * Wraps `method` on `self` so that `fn` |
| 866 | * is invoked after the original method. |
| 867 | * |
| 868 | * @param {object} self |
| 869 | * @param {string} method |
| 870 | * @param {function} fn |
| 871 | */ |
| 872 | hook.after = function(self, method, fn) { |
| 873 | var original = self[method]; |
| 874 | self[method] = function() { |
| 875 | var result = original.apply(self, arguments); |
| 876 | fn.apply(self, arguments); |
| 877 | return result; |
| 878 | }; |
| 879 | }; |
| 880 | |
| 881 | /** |
| 882 | * Wraps `fn` so that it can only be invoked once. |
| 883 | * |
| 884 | * @param {function} fn |
| 885 | * @returns {function} |
| 886 | */ |
| 887 | var once = function(fn) { |
| 888 | var called = false; |
| 889 | return function() { |
| 890 | if (called) return; |
| 891 | called = true; |
| 892 | fn.apply(this, arguments); |
| 893 | }; |
| 894 | }; |
| 895 | |
| 896 | /** |
| 897 | * Wraps `fn` so that it can only be called once |
| 898 | * every `delay` milliseconds (invoked on the falling edge). |
| 899 | * |
| 900 | * @param {function} fn |
| 901 | * @param {int} delay |
| 902 | * @returns {function} |
| 903 | */ |
| 904 | var debounce = function(fn, delay) { |
| 905 | var timeout; |
| 906 | return function() { |
| 907 | var self = this; |
| 908 | var args = arguments; |
| 909 | window.clearTimeout(timeout); |
| 910 | timeout = window.setTimeout(function() { |
| 911 | fn.apply(self, args); |
| 912 | }, delay); |
| 913 | }; |
| 914 | }; |
| 915 | |
| 916 | /** |
| 917 | * Debounce all fired events types listed in `types` |
| 918 | * while executing the provided `fn`. |
| 919 | * |
| 920 | * @param {object} self |
| 921 | * @param {array} types |
| 922 | * @param {function} fn |
| 923 | */ |
| 924 | var debounce_events = function(self, types, fn) { |
| 925 | var type; |
| 926 | var trigger = self.trigger; |
| 927 | var event_args = {}; |
| 928 | |
| 929 | // override trigger method |
| 930 | self.trigger = function() { |
| 931 | var type = arguments[0]; |
| 932 | if (types.indexOf(type) !== -1) { |
| 933 | event_args[type] = arguments; |
| 934 | } else { |
| 935 | return trigger.apply(self, arguments); |
| 936 | } |
| 937 | }; |
| 938 | |
| 939 | // invoke provided function |
| 940 | fn.apply(self, []); |
| 941 | self.trigger = trigger; |
| 942 | |
| 943 | // trigger queued events |
| 944 | for (type in event_args) { |
| 945 | if (event_args.hasOwnProperty(type)) { |
| 946 | trigger.apply(self, event_args[type]); |
| 947 | } |
| 948 | } |
| 949 | }; |
| 950 | |
| 951 | /** |
| 952 | * A workaround for http://bugs.jquery.com/ticket/6696 |
| 953 | * |
| 954 | * @param {object} $parent - Parent element to listen on. |
| 955 | * @param {string} event - Event name. |
| 956 | * @param {string} selector - Descendant selector to filter by. |
| 957 | * @param {function} fn - Event handler. |
| 958 | */ |
| 959 | var watchChildEvent = function($parent, event, selector, fn) { |
| 960 | $parent.on(event, selector, function(e) { |
| 961 | var child = e.target; |
| 962 | while (child && child.parentNode !== $parent[0]) { |
| 963 | child = child.parentNode; |
| 964 | } |
| 965 | e.currentTarget = child; |
| 966 | return fn.apply(this, [e]); |
| 967 | }); |
| 968 | }; |
| 969 | |
| 970 | /** |
| 971 | * Determines the current selection within a text input control. |
| 972 | * Returns an object containing: |
| 973 | * - start |
| 974 | * - length |
| 975 | * |
| 976 | * @param {object} input |
| 977 | * @returns {object} |
| 978 | */ |
| 979 | var getSelection = function(input) { |
| 980 | var result = {}; |
| 981 | if ('selectionStart' in input) { |
| 982 | result.start = input.selectionStart; |
| 983 | result.length = input.selectionEnd - result.start; |
| 984 | } else if (document.selection) { |
| 985 | input.focus(); |
| 986 | var sel = document.selection.createRange(); |
| 987 | var selLen = document.selection.createRange().text.length; |
| 988 | sel.moveStart('character', -input.value.length); |
| 989 | result.start = sel.text.length - selLen; |
| 990 | result.length = selLen; |
| 991 | } |
| 992 | return result; |
| 993 | }; |
| 994 | |
| 995 | /** |
| 996 | * Copies CSS properties from one element to another. |
| 997 | * |
| 998 | * @param {object} $from |
| 999 | * @param {object} $to |
| 1000 | * @param {array} properties |
| 1001 | */ |
| 1002 | var transferStyles = function($from, $to, properties) { |
| 1003 | var i, n, styles = {}; |
| 1004 | if (properties) { |
| 1005 | for (i = 0, n = properties.length; i < n; i++) { |
| 1006 | styles[properties[i]] = $from.css(properties[i]); |
| 1007 | } |
| 1008 | } else { |
| 1009 | styles = $from.css(); |
| 1010 | } |
| 1011 | $to.css(styles); |
| 1012 | }; |
| 1013 | |
| 1014 | /** |
| 1015 | * Measures the width of a string within a |
| 1016 | * parent element (in pixels). |
| 1017 | * |
| 1018 | * @param {string} str |
| 1019 | * @param {object} $parent |
| 1020 | * @returns {int} |
| 1021 | */ |
| 1022 | var measureString = function(str, $parent) { |
| 1023 | if (!str) { |
| 1024 | return 0; |
| 1025 | } |
| 1026 | |
| 1027 | if (!Selectize.$testInput) { |
| 1028 | Selectize.$testInput = $('<span />').css({ |
| 1029 | position: 'absolute', |
| 1030 | width: 'auto', |
| 1031 | padding: 0, |
| 1032 | whiteSpace: 'pre' |
| 1033 | }); |
| 1034 | |
| 1035 | $('<div />').css({ |
| 1036 | position: 'absolute', |
| 1037 | width: 0, |
| 1038 | height: 0, |
| 1039 | overflow: 'hidden' |
| 1040 | }).append(Selectize.$testInput).appendTo('body'); |
| 1041 | } |
| 1042 | |
| 1043 | Selectize.$testInput.text(str); |
| 1044 | |
| 1045 | transferStyles($parent, Selectize.$testInput, [ |
| 1046 | 'letterSpacing', |
| 1047 | 'fontSize', |
| 1048 | 'fontFamily', |
| 1049 | 'fontWeight', |
| 1050 | 'textTransform' |
| 1051 | ]); |
| 1052 | |
| 1053 | return Selectize.$testInput.width(); |
| 1054 | }; |
| 1055 | |
| 1056 | /** |
| 1057 | * Sets up an input to grow horizontally as the user |
| 1058 | * types. If the value is changed manually, you can |
| 1059 | * trigger the "update" handler to resize: |
| 1060 | * |
| 1061 | * $input.trigger('update'); |
| 1062 | * |
| 1063 | * @param {object} $input |
| 1064 | */ |
| 1065 | var autoGrow = function($input) { |
| 1066 | var currentWidth = null; |
| 1067 | |
| 1068 | var update = function(e, options) { |
| 1069 | var value, keyCode, printable, placeholder, width; |
| 1070 | var shift, character, selection; |
| 1071 | e = e || window.event || {}; |
| 1072 | options = options || {}; |
| 1073 | |
| 1074 | if (e.metaKey || e.altKey) return; |
| 1075 | if (!options.force && $input.data('grow') === false) return; |
| 1076 | |
| 1077 | value = $input.val(); |
| 1078 | if (e.type && e.type.toLowerCase() === 'keydown') { |
| 1079 | keyCode = e.keyCode; |
| 1080 | printable = ( |
| 1081 | (keyCode >= 48 && keyCode <= 57) || // 0-9 |
| 1082 | (keyCode >= 65 && keyCode <= 90) || // a-z |
| 1083 | (keyCode >= 96 && keyCode <= 111) || // numpad 0-9, numeric operators |
| 1084 | (keyCode >= 186 && keyCode <= 222) || // semicolon, equal, comma, dash, etc. |
| 1085 | keyCode === 32 // space |
| 1086 | ); |
| 1087 | |
| 1088 | if (keyCode === KEY_DELETE || keyCode === KEY_BACKSPACE) { |
| 1089 | selection = getSelection($input[0]); |
| 1090 | if (selection.length) { |
| 1091 | value = value.substring(0, selection.start) + value.substring(selection.start + selection.length); |
| 1092 | } else if (keyCode === KEY_BACKSPACE && selection.start) { |
| 1093 | value = value.substring(0, selection.start - 1) + value.substring(selection.start + 1); |
| 1094 | } else if (keyCode === KEY_DELETE && typeof selection.start !== 'undefined') { |
| 1095 | value = value.substring(0, selection.start) + value.substring(selection.start + 1); |
| 1096 | } |
| 1097 | } else if (printable) { |
| 1098 | shift = e.shiftKey; |
| 1099 | character = String.fromCharCode(e.keyCode); |
| 1100 | if (shift) character = character.toUpperCase(); |
| 1101 | else character = character.toLowerCase(); |
| 1102 | value += character; |
| 1103 | } |
| 1104 | } |
| 1105 | |
| 1106 | placeholder = $input.attr('placeholder'); |
| 1107 | if (!value && placeholder) { |
| 1108 | value = placeholder; |
| 1109 | } |
| 1110 | |
| 1111 | width = measureString(value, $input) + 4; |
| 1112 | if (width !== currentWidth) { |
| 1113 | currentWidth = width; |
| 1114 | $input.width(width); |
| 1115 | $input.triggerHandler('resize'); |
| 1116 | } |
| 1117 | }; |
| 1118 | |
| 1119 | $input.on('keydown keyup update blur', update); |
| 1120 | update(); |
| 1121 | }; |
| 1122 | |
| 1123 | var domToString = function(d) { |
| 1124 | var tmp = document.createElement('div'); |
| 1125 | |
| 1126 | tmp.appendChild(d.cloneNode(true)); |
| 1127 | |
| 1128 | return tmp.innerHTML; |
| 1129 | }; |
| 1130 | |
| 1131 | var logError = function(message, options){ |
| 1132 | if(!options) options = {}; |
| 1133 | var component = "Selectize"; |
| 1134 | |
| 1135 | console.error(component + ": " + message) |
| 1136 | |
| 1137 | if(options.explanation){ |
| 1138 | // console.group is undefined in <IE11 |
| 1139 | if(console.group) console.group(); |
| 1140 | console.error(options.explanation); |
| 1141 | if(console.group) console.groupEnd(); |
| 1142 | } |
| 1143 | } |
| 1144 | |
| 1145 | |
| 1146 | var Selectize = function($input, settings) { |
| 1147 | var key, i, n, dir, input, self = this; |
| 1148 | input = $input[0]; |
| 1149 | input.selectize = self; |
| 1150 | |
| 1151 | // detect rtl environment |
| 1152 | var computedStyle = window.getComputedStyle && window.getComputedStyle(input, null); |
| 1153 | dir = computedStyle ? computedStyle.getPropertyValue('direction') : input.currentStyle && input.currentStyle.direction; |
| 1154 | dir = dir || $input.parents('[dir]:first').attr('dir') || ''; |
| 1155 | |
| 1156 | // setup default state |
| 1157 | $.extend(self, { |
| 1158 | order : 0, |
| 1159 | settings : settings, |
| 1160 | $input : $input, |
| 1161 | tabIndex : $input.attr('tabindex') || '', |
| 1162 | tagType : input.tagName.toLowerCase() === 'select' ? TAG_SELECT : TAG_INPUT, |
| 1163 | rtl : /rtl/i.test(dir), |
| 1164 | |
| 1165 | eventNS : '.selectize' + (++Selectize.count), |
| 1166 | highlightedValue : null, |
| 1167 | isBlurring : false, |
| 1168 | isOpen : false, |
| 1169 | isDisabled : false, |
| 1170 | isRequired : $input.is('[required]'), |
| 1171 | isInvalid : false, |
| 1172 | isLocked : false, |
| 1173 | isFocused : false, |
| 1174 | isInputHidden : false, |
| 1175 | isSetup : false, |
| 1176 | isShiftDown : false, |
| 1177 | isCmdDown : false, |
| 1178 | isCtrlDown : false, |
| 1179 | ignoreFocus : false, |
| 1180 | ignoreBlur : false, |
| 1181 | ignoreHover : false, |
| 1182 | hasOptions : false, |
| 1183 | currentResults : null, |
| 1184 | lastValue : '', |
| 1185 | caretPos : 0, |
| 1186 | loading : 0, |
| 1187 | loadedSearches : {}, |
| 1188 | |
| 1189 | $activeOption : null, |
| 1190 | $activeItems : [], |
| 1191 | |
| 1192 | optgroups : {}, |
| 1193 | options : {}, |
| 1194 | userOptions : {}, |
| 1195 | items : [], |
| 1196 | renderCache : {}, |
| 1197 | onSearchChange : settings.loadThrottle === null ? self.onSearchChange : debounce(self.onSearchChange, settings.loadThrottle) |
| 1198 | }); |
| 1199 | |
| 1200 | // search system |
| 1201 | self.sifter = new Sifter(this.options, {diacritics: settings.diacritics}); |
| 1202 | |
| 1203 | // build options table |
| 1204 | if (self.settings.options) { |
| 1205 | for (i = 0, n = self.settings.options.length; i < n; i++) { |
| 1206 | self.registerOption(self.settings.options[i]); |
| 1207 | } |
| 1208 | delete self.settings.options; |
| 1209 | } |
| 1210 | |
| 1211 | // build optgroup table |
| 1212 | if (self.settings.optgroups) { |
| 1213 | for (i = 0, n = self.settings.optgroups.length; i < n; i++) { |
| 1214 | self.registerOptionGroup(self.settings.optgroups[i]); |
| 1215 | } |
| 1216 | delete self.settings.optgroups; |
| 1217 | } |
| 1218 | |
| 1219 | // option-dependent defaults |
| 1220 | self.settings.mode = self.settings.mode || (self.settings.maxItems === 1 ? 'single' : 'multi'); |
| 1221 | if (typeof self.settings.hideSelected !== 'boolean') { |
| 1222 | self.settings.hideSelected = self.settings.mode === 'multi'; |
| 1223 | } |
| 1224 | |
| 1225 | self.initializePlugins(self.settings.plugins); |
| 1226 | self.setupCallbacks(); |
| 1227 | self.setupTemplates(); |
| 1228 | self.setup(); |
| 1229 | }; |
| 1230 | |
| 1231 | // mixins |
| 1232 | // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
| 1233 | |
| 1234 | MicroEvent.mixin(Selectize); |
| 1235 | |
| 1236 | if(typeof MicroPlugin !== "undefined"){ |
| 1237 | MicroPlugin.mixin(Selectize); |
| 1238 | }else{ |
| 1239 | logError("Dependency MicroPlugin is missing", |
| 1240 | {explanation: |
| 1241 | "Make sure you either: (1) are using the \"standalone\" "+ |
| 1242 | "version of Selectize, or (2) require MicroPlugin before you "+ |
| 1243 | "load Selectize."} |
| 1244 | ); |
| 1245 | } |
| 1246 | |
| 1247 | |
| 1248 | // methods |
| 1249 | // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
| 1250 | |
| 1251 | $.extend(Selectize.prototype, { |
| 1252 | |
| 1253 | /** |
| 1254 | * Creates all elements and sets up event bindings. |
| 1255 | */ |
| 1256 | setup: function() { |
| 1257 | var self = this; |
| 1258 | var settings = self.settings; |
| 1259 | var eventNS = self.eventNS; |
| 1260 | var $window = $(window); |
| 1261 | var $document = $(document); |
| 1262 | var $input = self.$input; |
| 1263 | |
| 1264 | var $wrapper; |
| 1265 | var $control; |
| 1266 | var $control_input; |
| 1267 | var $dropdown; |
| 1268 | var $dropdown_content; |
| 1269 | var $dropdown_parent; |
| 1270 | var inputMode; |
| 1271 | var timeout_blur; |
| 1272 | var timeout_focus; |
| 1273 | var classes; |
| 1274 | var classes_plugins; |
| 1275 | var inputId; |
| 1276 | |
| 1277 | inputMode = self.settings.mode; |
| 1278 | classes = $input.attr('class') || ''; |
| 1279 | |
| 1280 | $wrapper = $('<div>').addClass(settings.wrapperClass).addClass(classes).addClass(inputMode); |
| 1281 | $control = $('<div>').addClass(settings.inputClass).addClass('items').appendTo($wrapper); |
| 1282 | $control_input = $('<input type="text" autocomplete="new-password" autofill="no" />').appendTo($control).attr('tabindex', $input.is(':disabled') ? '-1' : self.tabIndex); |
| 1283 | $dropdown_parent = $(settings.dropdownParent || $wrapper); |
| 1284 | $dropdown = $('<div>').addClass(settings.dropdownClass).addClass(inputMode).hide().appendTo($dropdown_parent); |
| 1285 | $dropdown_content = $('<div>').addClass(settings.dropdownContentClass).appendTo($dropdown); |
| 1286 | |
| 1287 | if(inputId = $input.attr('id')) { |
| 1288 | $control_input.attr('id', inputId + '-selectized'); |
| 1289 | $("label[for='"+inputId+"']").attr('for', inputId + '-selectized'); |
| 1290 | } |
| 1291 | |
| 1292 | if(self.settings.copyClassesToDropdown) { |
| 1293 | $dropdown.addClass(classes); |
| 1294 | } |
| 1295 | |
| 1296 | $wrapper.css({ |
| 1297 | width: $input[0].style.width |
| 1298 | }); |
| 1299 | |
| 1300 | if (self.plugins.names.length) { |
| 1301 | classes_plugins = 'plugin-' + self.plugins.names.join(' plugin-'); |
| 1302 | $wrapper.addClass(classes_plugins); |
| 1303 | $dropdown.addClass(classes_plugins); |
| 1304 | } |
| 1305 | |
| 1306 | if ((settings.maxItems === null || settings.maxItems > 1) && self.tagType === TAG_SELECT) { |
| 1307 | $input.attr('multiple', 'multiple'); |
| 1308 | } |
| 1309 | |
| 1310 | if (self.settings.placeholder) { |
| 1311 | $control_input.attr('placeholder', settings.placeholder); |
| 1312 | } |
| 1313 | |
| 1314 | // if splitOn was not passed in, construct it from the delimiter to allow pasting universally |
| 1315 | if (!self.settings.splitOn && self.settings.delimiter) { |
| 1316 | var delimiterEscaped = self.settings.delimiter.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&'); |
| 1317 | self.settings.splitOn = new RegExp('\\s*' + delimiterEscaped + '+\\s*'); |
| 1318 | } |
| 1319 | |
| 1320 | if ($input.attr('autocorrect')) { |
| 1321 | $control_input.attr('autocorrect', $input.attr('autocorrect')); |
| 1322 | } |
| 1323 | |
| 1324 | if ($input.attr('autocapitalize')) { |
| 1325 | $control_input.attr('autocapitalize', $input.attr('autocapitalize')); |
| 1326 | } |
| 1327 | $control_input[0].type = $input[0].type; |
| 1328 | |
| 1329 | self.$wrapper = $wrapper; |
| 1330 | self.$control = $control; |
| 1331 | self.$control_input = $control_input; |
| 1332 | self.$dropdown = $dropdown; |
| 1333 | self.$dropdown_content = $dropdown_content; |
| 1334 | |
| 1335 | $dropdown.on('mouseenter mousedown click', '[data-disabled]>[data-selectable]', function(e) { e.stopImmediatePropagation(); }); |
| 1336 | $dropdown.on('mouseenter', '[data-selectable]', function() { return self.onOptionHover.apply(self, arguments); }); |
| 1337 | $dropdown.on('mousedown click', '[data-selectable]', function() { return self.onOptionSelect.apply(self, arguments); }); |
| 1338 | watchChildEvent($control, 'mousedown', '*:not(input)', function() { return self.onItemSelect.apply(self, arguments); }); |
| 1339 | autoGrow($control_input); |
| 1340 | |
| 1341 | $control.on({ |
| 1342 | mousedown : function() { return self.onMouseDown.apply(self, arguments); }, |
| 1343 | click : function() { return self.onClick.apply(self, arguments); } |
| 1344 | }); |
| 1345 | |
| 1346 | $control_input.on({ |
| 1347 | mousedown : function(e) { e.stopPropagation(); }, |
| 1348 | keydown : function() { return self.onKeyDown.apply(self, arguments); }, |
| 1349 | keyup : function() { return self.onKeyUp.apply(self, arguments); }, |
| 1350 | keypress : function() { return self.onKeyPress.apply(self, arguments); }, |
| 1351 | resize : function() { self.positionDropdown.apply(self, []); }, |
| 1352 | blur : function() { return self.onBlur.apply(self, arguments); }, |
| 1353 | focus : function() { self.ignoreBlur = false; return self.onFocus.apply(self, arguments); }, |
| 1354 | paste : function() { return self.onPaste.apply(self, arguments); } |
| 1355 | }); |
| 1356 | |
| 1357 | $document.on('keydown' + eventNS, function(e) { |
| 1358 | self.isCmdDown = e[IS_MAC ? 'metaKey' : 'ctrlKey']; |
| 1359 | self.isCtrlDown = e[IS_MAC ? 'altKey' : 'ctrlKey']; |
| 1360 | self.isShiftDown = e.shiftKey; |
| 1361 | }); |
| 1362 | |
| 1363 | $document.on('keyup' + eventNS, function(e) { |
| 1364 | if (e.keyCode === KEY_CTRL) self.isCtrlDown = false; |
| 1365 | if (e.keyCode === KEY_SHIFT) self.isShiftDown = false; |
| 1366 | if (e.keyCode === KEY_CMD) self.isCmdDown = false; |
| 1367 | }); |
| 1368 | |
| 1369 | $document.on('mousedown' + eventNS, function(e) { |
| 1370 | if (self.isFocused) { |
| 1371 | // prevent events on the dropdown scrollbar from causing the control to blur |
| 1372 | if (e.target === self.$dropdown[0] || e.target.parentNode === self.$dropdown[0]) { |
| 1373 | return false; |
| 1374 | } |
| 1375 | // blur on click outside |
| 1376 | if (!self.$control.has(e.target).length && e.target !== self.$control[0]) { |
| 1377 | self.blur(e.target); |
| 1378 | } |
| 1379 | } |
| 1380 | }); |
| 1381 | |
| 1382 | $window.on(['scroll' + eventNS, 'resize' + eventNS].join(' '), function() { |
| 1383 | if (self.isOpen) { |
| 1384 | self.positionDropdown.apply(self, arguments); |
| 1385 | } |
| 1386 | }); |
| 1387 | $window.on('mousemove' + eventNS, function() { |
| 1388 | self.ignoreHover = false; |
| 1389 | }); |
| 1390 | |
| 1391 | // store original children and tab index so that they can be |
| 1392 | // restored when the destroy() method is called. |
| 1393 | this.revertSettings = { |
| 1394 | $children : $input.children().detach(), |
| 1395 | tabindex : $input.attr('tabindex') |
| 1396 | }; |
| 1397 | |
| 1398 | $input.attr('tabindex', -1).hide().after(self.$wrapper); |
| 1399 | |
| 1400 | if ($.isArray(settings.items)) { |
| 1401 | self.setValue(settings.items); |
| 1402 | delete settings.items; |
| 1403 | } |
| 1404 | |
| 1405 | // feature detect for the validation API |
| 1406 | if (SUPPORTS_VALIDITY_API) { |
| 1407 | $input.on('invalid' + eventNS, function(e) { |
| 1408 | e.preventDefault(); |
| 1409 | self.isInvalid = true; |
| 1410 | self.refreshState(); |
| 1411 | }); |
| 1412 | } |
| 1413 | |
| 1414 | self.updateOriginalInput(); |
| 1415 | self.refreshItems(); |
| 1416 | self.refreshState(); |
| 1417 | self.updatePlaceholder(); |
| 1418 | self.isSetup = true; |
| 1419 | |
| 1420 | if ($input.is(':disabled')) { |
| 1421 | self.disable(); |
| 1422 | } |
| 1423 | |
| 1424 | self.on('change', this.onChange); |
| 1425 | |
| 1426 | $input.data('selectize', self); |
| 1427 | $input.addClass('selectized'); |
| 1428 | self.trigger('initialize'); |
| 1429 | |
| 1430 | // preload options |
| 1431 | if (settings.preload === true) { |
| 1432 | self.onSearchChange(''); |
| 1433 | } |
| 1434 | |
| 1435 | }, |
| 1436 | |
| 1437 | /** |
| 1438 | * Sets up default rendering functions. |
| 1439 | */ |
| 1440 | setupTemplates: function() { |
| 1441 | var self = this; |
| 1442 | var field_label = self.settings.labelField; |
| 1443 | var field_optgroup = self.settings.optgroupLabelField; |
| 1444 | |
| 1445 | var templates = { |
| 1446 | 'optgroup': function(data) { |
| 1447 | return '<div class="optgroup">' + data.html + '</div>'; |
| 1448 | }, |
| 1449 | 'optgroup_header': function(data, escape) { |
| 1450 | return '<div class="optgroup-header">' + escape(data[field_optgroup]) + '</div>'; |
| 1451 | }, |
| 1452 | 'option': function(data, escape) { |
| 1453 | return '<div class="option">' + escape(data[field_label]) + '</div>'; |
| 1454 | }, |
| 1455 | 'item': function(data, escape) { |
| 1456 | return '<div class="item">' + escape(data[field_label]) + '</div>'; |
| 1457 | }, |
| 1458 | 'option_create': function(data, escape) { |
| 1459 | return '<div class="create">Add <strong>' + escape(data.input) + '</strong>…</div>'; |
| 1460 | } |
| 1461 | }; |
| 1462 | |
| 1463 | self.settings.render = $.extend({}, templates, self.settings.render); |
| 1464 | }, |
| 1465 | |
| 1466 | /** |
| 1467 | * Maps fired events to callbacks provided |
| 1468 | * in the settings used when creating the control. |
| 1469 | */ |
| 1470 | setupCallbacks: function() { |
| 1471 | var key, fn, callbacks = { |
| 1472 | 'initialize' : 'onInitialize', |
| 1473 | 'change' : 'onChange', |
| 1474 | 'item_add' : 'onItemAdd', |
| 1475 | 'item_remove' : 'onItemRemove', |
| 1476 | 'clear' : 'onClear', |
| 1477 | 'option_add' : 'onOptionAdd', |
| 1478 | 'option_remove' : 'onOptionRemove', |
| 1479 | 'option_clear' : 'onOptionClear', |
| 1480 | 'optgroup_add' : 'onOptionGroupAdd', |
| 1481 | 'optgroup_remove' : 'onOptionGroupRemove', |
| 1482 | 'optgroup_clear' : 'onOptionGroupClear', |
| 1483 | 'dropdown_open' : 'onDropdownOpen', |
| 1484 | 'dropdown_close' : 'onDropdownClose', |
| 1485 | 'type' : 'onType', |
| 1486 | 'load' : 'onLoad', |
| 1487 | 'focus' : 'onFocus', |
| 1488 | 'blur' : 'onBlur', |
| 1489 | 'dropdown_item_activate' : 'onDropdownItemActivate', |
| 1490 | 'dropdown_item_deactivate' : 'onDropdownItemDeactivate' |
| 1491 | }; |
| 1492 | |
| 1493 | for (key in callbacks) { |
| 1494 | if (callbacks.hasOwnProperty(key)) { |
| 1495 | fn = this.settings[callbacks[key]]; |
| 1496 | if (fn) this.on(key, fn); |
| 1497 | } |
| 1498 | } |
| 1499 | }, |
| 1500 | |
| 1501 | /** |
| 1502 | * Triggered when the main control element |
| 1503 | * has a click event. |
| 1504 | * |
| 1505 | * @param {object} e |
| 1506 | * @return {boolean} |
| 1507 | */ |
| 1508 | onClick: function(e) { |
| 1509 | var self = this; |
| 1510 | |
| 1511 | // necessary for mobile webkit devices (manual focus triggering |
| 1512 | // is ignored unless invoked within a click event) |
| 1513 | // also necessary to reopen a dropdown that has been closed by |
| 1514 | // closeAfterSelect |
| 1515 | if (!self.isFocused || !self.isOpen) { |
| 1516 | self.focus(); |
| 1517 | e.preventDefault(); |
| 1518 | } |
| 1519 | }, |
| 1520 | |
| 1521 | /** |
| 1522 | * Triggered when the main control element |
| 1523 | * has a mouse down event. |
| 1524 | * |
| 1525 | * @param {object} e |
| 1526 | * @return {boolean} |
| 1527 | */ |
| 1528 | onMouseDown: function(e) { |
| 1529 | var self = this; |
| 1530 | var defaultPrevented = e.isDefaultPrevented(); |
| 1531 | var $target = $(e.target); |
| 1532 | |
| 1533 | if (self.isFocused) { |
| 1534 | // retain focus by preventing native handling. if the |
| 1535 | // event target is the input it should not be modified. |
| 1536 | // otherwise, text selection within the input won't work. |
| 1537 | if (e.target !== self.$control_input[0]) { |
| 1538 | if (self.settings.mode === 'single') { |
| 1539 | // toggle dropdown |
| 1540 | self.isOpen ? self.close() : self.open(); |
| 1541 | } else if (!defaultPrevented) { |
| 1542 | self.setActiveItem(null); |
| 1543 | } |
| 1544 | return false; |
| 1545 | } |
| 1546 | } else { |
| 1547 | // give control focus |
| 1548 | if (!defaultPrevented) { |
| 1549 | window.setTimeout(function() { |
| 1550 | self.focus(); |
| 1551 | }, 0); |
| 1552 | } |
| 1553 | } |
| 1554 | }, |
| 1555 | |
| 1556 | /** |
| 1557 | * Triggered when the value of the control has been changed. |
| 1558 | * This should propagate the event to the original DOM |
| 1559 | * input / select element. |
| 1560 | */ |
| 1561 | onChange: function() { |
| 1562 | this.$input.trigger('change'); |
| 1563 | }, |
| 1564 | |
| 1565 | /** |
| 1566 | * Triggered on <input> paste. |
| 1567 | * |
| 1568 | * @param {object} e |
| 1569 | * @returns {boolean} |
| 1570 | */ |
| 1571 | onPaste: function(e) { |
| 1572 | var self = this; |
| 1573 | |
| 1574 | if (self.isFull() || self.isInputHidden || self.isLocked) { |
| 1575 | e.preventDefault(); |
| 1576 | return; |
| 1577 | } |
| 1578 | |
| 1579 | // If a regex or string is included, this will split the pasted |
| 1580 | // input and create Items for each separate value |
| 1581 | if (self.settings.splitOn) { |
| 1582 | |
| 1583 | // Wait for pasted text to be recognized in value |
| 1584 | setTimeout(function() { |
| 1585 | var pastedText = self.$control_input.val(); |
| 1586 | if(!pastedText.match(self.settings.splitOn)){ return } |
| 1587 | |
| 1588 | var splitInput = $.trim(pastedText).split(self.settings.splitOn); |
| 1589 | for (var i = 0, n = splitInput.length; i < n; i++) { |
| 1590 | self.createItem(splitInput[i]); |
| 1591 | } |
| 1592 | }, 0); |
| 1593 | } |
| 1594 | }, |
| 1595 | |
| 1596 | /** |
| 1597 | * Triggered on <input> keypress. |
| 1598 | * |
| 1599 | * @param {object} e |
| 1600 | * @returns {boolean} |
| 1601 | */ |
| 1602 | onKeyPress: function(e) { |
| 1603 | if (this.isLocked) return e && e.preventDefault(); |
| 1604 | var character = String.fromCharCode(e.keyCode || e.which); |
| 1605 | if (this.settings.create && this.settings.mode === 'multi' && character === this.settings.delimiter) { |
| 1606 | this.createItem(); |
| 1607 | e.preventDefault(); |
| 1608 | return false; |
| 1609 | } |
| 1610 | }, |
| 1611 | |
| 1612 | /** |
| 1613 | * Triggered on <input> keydown. |
| 1614 | * |
| 1615 | * @param {object} e |
| 1616 | * @returns {boolean} |
| 1617 | */ |
| 1618 | onKeyDown: function(e) { |
| 1619 | var isInput = e.target === this.$control_input[0]; |
| 1620 | var self = this; |
| 1621 | |
| 1622 | if (self.isLocked) { |
| 1623 | if (e.keyCode !== KEY_TAB) { |
| 1624 | e.preventDefault(); |
| 1625 | } |
| 1626 | return; |
| 1627 | } |
| 1628 | |
| 1629 | switch (e.keyCode) { |
| 1630 | case KEY_A: |
| 1631 | if (self.isCmdDown) { |
| 1632 | self.selectAll(); |
| 1633 | return; |
| 1634 | } |
| 1635 | break; |
| 1636 | case KEY_ESC: |
| 1637 | if (self.isOpen) { |
| 1638 | e.preventDefault(); |
| 1639 | e.stopPropagation(); |
| 1640 | self.close(); |
| 1641 | } |
| 1642 | return; |
| 1643 | case KEY_N: |
| 1644 | if (!e.ctrlKey || e.altKey) break; |
| 1645 | case KEY_DOWN: |
| 1646 | if (!self.isOpen && self.hasOptions) { |
| 1647 | self.open(); |
| 1648 | } else if (self.$activeOption) { |
| 1649 | self.ignoreHover = true; |
| 1650 | var $next = self.getAdjacentOption(self.$activeOption, 1); |
| 1651 | if ($next.length) self.setActiveOption($next, true, true); |
| 1652 | } |
| 1653 | e.preventDefault(); |
| 1654 | return; |
| 1655 | case KEY_P: |
| 1656 | if (!e.ctrlKey || e.altKey) break; |
| 1657 | case KEY_UP: |
| 1658 | if (self.$activeOption) { |
| 1659 | self.ignoreHover = true; |
| 1660 | var $prev = self.getAdjacentOption(self.$activeOption, -1); |
| 1661 | if ($prev.length) self.setActiveOption($prev, true, true); |
| 1662 | } |
| 1663 | e.preventDefault(); |
| 1664 | return; |
| 1665 | case KEY_RETURN: |
| 1666 | if (self.isOpen && self.$activeOption) { |
| 1667 | self.onOptionSelect({currentTarget: self.$activeOption}); |
| 1668 | e.preventDefault(); |
| 1669 | } |
| 1670 | return; |
| 1671 | case KEY_LEFT: |
| 1672 | self.advanceSelection(-1, e); |
| 1673 | return; |
| 1674 | case KEY_RIGHT: |
| 1675 | self.advanceSelection(1, e); |
| 1676 | return; |
| 1677 | case KEY_TAB: |
| 1678 | if (self.settings.selectOnTab && self.isOpen && self.$activeOption) { |
| 1679 | self.onOptionSelect({currentTarget: self.$activeOption}); |
| 1680 | |
| 1681 | // Default behaviour is to jump to the next field, we only want this |
| 1682 | // if the current field doesn't accept any more entries |
| 1683 | if (!self.isFull()) { |
| 1684 | e.preventDefault(); |
| 1685 | } |
| 1686 | } |
| 1687 | if (self.settings.create && self.createItem()) { |
| 1688 | e.preventDefault(); |
| 1689 | } |
| 1690 | return; |
| 1691 | case KEY_BACKSPACE: |
| 1692 | case KEY_DELETE: |
| 1693 | self.deleteSelection(e); |
| 1694 | return; |
| 1695 | } |
| 1696 | |
| 1697 | if ((self.isFull() || self.isInputHidden) && !(IS_MAC ? e.metaKey : e.ctrlKey)) { |
| 1698 | e.preventDefault(); |
| 1699 | return; |
| 1700 | } |
| 1701 | }, |
| 1702 | |
| 1703 | /** |
| 1704 | * Triggered on <input> keyup. |
| 1705 | * |
| 1706 | * @param {object} e |
| 1707 | * @returns {boolean} |
| 1708 | */ |
| 1709 | onKeyUp: function(e) { |
| 1710 | var self = this; |
| 1711 | |
| 1712 | if (self.isLocked) return e && e.preventDefault(); |
| 1713 | var value = self.$control_input.val() || ''; |
| 1714 | if (self.lastValue !== value) { |
| 1715 | self.lastValue = value; |
| 1716 | self.onSearchChange(value); |
| 1717 | self.refreshOptions(); |
| 1718 | self.trigger('type', value); |
| 1719 | } |
| 1720 | }, |
| 1721 | |
| 1722 | /** |
| 1723 | * Invokes the user-provide option provider / loader. |
| 1724 | * |
| 1725 | * Note: this function is debounced in the Selectize |
| 1726 | * constructor (by `settings.loadThrottle` milliseconds) |
| 1727 | * |
| 1728 | * @param {string} value |
| 1729 | */ |
| 1730 | onSearchChange: function(value) { |
| 1731 | var self = this; |
| 1732 | var fn = self.settings.load; |
| 1733 | if (!fn) return; |
| 1734 | if (self.loadedSearches.hasOwnProperty(value)) return; |
| 1735 | self.loadedSearches[value] = true; |
| 1736 | self.load(function(callback) { |
| 1737 | fn.apply(self, [value, callback]); |
| 1738 | }); |
| 1739 | }, |
| 1740 | |
| 1741 | /** |
| 1742 | * Triggered on <input> focus. |
| 1743 | * |
| 1744 | * @param {object} e (optional) |
| 1745 | * @returns {boolean} |
| 1746 | */ |
| 1747 | onFocus: function(e) { |
| 1748 | var self = this; |
| 1749 | var wasFocused = self.isFocused; |
| 1750 | |
| 1751 | if (self.isDisabled) { |
| 1752 | self.blur(); |
| 1753 | e && e.preventDefault(); |
| 1754 | return false; |
| 1755 | } |
| 1756 | |
| 1757 | if (self.ignoreFocus) return; |
| 1758 | self.isFocused = true; |
| 1759 | if (self.settings.preload === 'focus') self.onSearchChange(''); |
| 1760 | |
| 1761 | if (!wasFocused) self.trigger('focus'); |
| 1762 | |
| 1763 | if (!self.$activeItems.length) { |
| 1764 | self.showInput(); |
| 1765 | self.setActiveItem(null); |
| 1766 | self.refreshOptions(!!self.settings.openOnFocus); |
| 1767 | } |
| 1768 | |
| 1769 | self.refreshState(); |
| 1770 | }, |
| 1771 | |
| 1772 | /** |
| 1773 | * Triggered on <input> blur. |
| 1774 | * |
| 1775 | * @param {object} e |
| 1776 | * @param {Element} dest |
| 1777 | */ |
| 1778 | onBlur: function(e, dest) { |
| 1779 | var self = this; |
| 1780 | if (!self.isFocused) return; |
| 1781 | self.isFocused = false; |
| 1782 | |
| 1783 | if (self.ignoreFocus) { |
| 1784 | return; |
| 1785 | } else if (!self.ignoreBlur && document.activeElement === self.$dropdown_content[0]) { |
| 1786 | // necessary to prevent IE closing the dropdown when the scrollbar is clicked |
| 1787 | self.ignoreBlur = true; |
| 1788 | self.onFocus(e); |
| 1789 | return; |
| 1790 | } |
| 1791 | |
| 1792 | var deactivate = function() { |
| 1793 | self.close(); |
| 1794 | self.setTextboxValue(''); |
| 1795 | self.setActiveItem(null); |
| 1796 | self.setActiveOption(null); |
| 1797 | self.setCaret(self.items.length); |
| 1798 | self.refreshState(); |
| 1799 | |
| 1800 | // IE11 bug: element still marked as active |
| 1801 | dest && dest.focus && dest.focus(); |
| 1802 | |
| 1803 | self.isBlurring = false; |
| 1804 | self.ignoreFocus = false; |
| 1805 | self.trigger('blur'); |
| 1806 | }; |
| 1807 | |
| 1808 | self.isBlurring = true; |
| 1809 | self.ignoreFocus = true; |
| 1810 | if (self.settings.create && self.settings.createOnBlur) { |
| 1811 | self.createItem(null, false, deactivate); |
| 1812 | } else { |
| 1813 | deactivate(); |
| 1814 | } |
| 1815 | }, |
| 1816 | |
| 1817 | /** |
| 1818 | * Triggered when the user rolls over |
| 1819 | * an option in the autocomplete dropdown menu. |
| 1820 | * |
| 1821 | * @param {object} e |
| 1822 | * @returns {boolean} |
| 1823 | */ |
| 1824 | onOptionHover: function(e) { |
| 1825 | if (this.ignoreHover) return; |
| 1826 | this.setActiveOption(e.currentTarget, false); |
| 1827 | }, |
| 1828 | |
| 1829 | /** |
| 1830 | * Triggered when the user clicks on an option |
| 1831 | * in the autocomplete dropdown menu. |
| 1832 | * |
| 1833 | * @param {object} e |
| 1834 | * @returns {boolean} |
| 1835 | */ |
| 1836 | onOptionSelect: function(e) { |
| 1837 | var value, $target, $option, self = this; |
| 1838 | |
| 1839 | if (e.preventDefault) { |
| 1840 | e.preventDefault(); |
| 1841 | e.stopPropagation(); |
| 1842 | } |
| 1843 | |
| 1844 | $target = $(e.currentTarget); |
| 1845 | if ($target.hasClass('create')) { |
| 1846 | self.createItem(null, function() { |
| 1847 | if (self.settings.closeAfterSelect) { |
| 1848 | self.close(); |
| 1849 | } |
| 1850 | }); |
| 1851 | } else { |
| 1852 | value = $target.attr('data-value'); |
| 1853 | if (typeof value !== 'undefined') { |
| 1854 | self.lastQuery = null; |
| 1855 | self.setTextboxValue(''); |
| 1856 | self.addItem(value); |
| 1857 | if (self.settings.closeAfterSelect) { |
| 1858 | self.close(); |
| 1859 | } else if (!self.settings.hideSelected && e.type && /mouse/.test(e.type)) { |
| 1860 | self.setActiveOption(self.getOption(value)); |
| 1861 | } |
| 1862 | } |
| 1863 | } |
| 1864 | }, |
| 1865 | |
| 1866 | /** |
| 1867 | * Triggered when the user clicks on an item |
| 1868 | * that has been selected. |
| 1869 | * |
| 1870 | * @param {object} e |
| 1871 | * @returns {boolean} |
| 1872 | */ |
| 1873 | onItemSelect: function(e) { |
| 1874 | var self = this; |
| 1875 | |
| 1876 | if (self.isLocked) return; |
| 1877 | if (self.settings.mode === 'multi') { |
| 1878 | e.preventDefault(); |
| 1879 | self.setActiveItem(e.currentTarget, e); |
| 1880 | } |
| 1881 | }, |
| 1882 | |
| 1883 | /** |
| 1884 | * Invokes the provided method that provides |
| 1885 | * results to a callback---which are then added |
| 1886 | * as options to the control. |
| 1887 | * |
| 1888 | * @param {function} fn |
| 1889 | */ |
| 1890 | load: function(fn) { |
| 1891 | var self = this; |
| 1892 | var $wrapper = self.$wrapper.addClass(self.settings.loadingClass); |
| 1893 | |
| 1894 | self.loading++; |
| 1895 | fn.apply(self, [function(results) { |
| 1896 | self.loading = Math.max(self.loading - 1, 0); |
| 1897 | if (results && results.length) { |
| 1898 | self.addOption(results); |
| 1899 | self.refreshOptions(self.isFocused && !self.isInputHidden); |
| 1900 | } |
| 1901 | if (!self.loading) { |
| 1902 | $wrapper.removeClass(self.settings.loadingClass); |
| 1903 | } |
| 1904 | self.trigger('load', results); |
| 1905 | }]); |
| 1906 | }, |
| 1907 | |
| 1908 | /** |
| 1909 | * Sets the input field of the control to the specified value. |
| 1910 | * |
| 1911 | * @param {string} value |
| 1912 | */ |
| 1913 | setTextboxValue: function(value) { |
| 1914 | var $input = this.$control_input; |
| 1915 | var changed = $input.val() !== value; |
| 1916 | if (changed) { |
| 1917 | $input.val(value).triggerHandler('update'); |
| 1918 | this.lastValue = value; |
| 1919 | } |
| 1920 | }, |
| 1921 | |
| 1922 | /** |
| 1923 | * Returns the value of the control. If multiple items |
| 1924 | * can be selected (e.g. <select multiple>), this returns |
| 1925 | * an array. If only one item can be selected, this |
| 1926 | * returns a string. |
| 1927 | * |
| 1928 | * @returns {mixed} |
| 1929 | */ |
| 1930 | getValue: function() { |
| 1931 | if (this.tagType === TAG_SELECT && this.$input.attr('multiple')) { |
| 1932 | return this.items; |
| 1933 | } else { |
| 1934 | return this.items.join(this.settings.delimiter); |
| 1935 | } |
| 1936 | }, |
| 1937 | |
| 1938 | /** |
| 1939 | * Resets the selected items to the given value. |
| 1940 | * |
| 1941 | * @param {mixed} value |
| 1942 | */ |
| 1943 | setValue: function(value, silent) { |
| 1944 | var events = silent ? [] : ['change']; |
| 1945 | |
| 1946 | debounce_events(this, events, function() { |
| 1947 | this.clear(silent); |
| 1948 | this.addItems(value, silent); |
| 1949 | }); |
| 1950 | }, |
| 1951 | |
| 1952 | /** |
| 1953 | * Resets the number of max items to the given value |
| 1954 | * |
| 1955 | * @param {number} value |
| 1956 | */ |
| 1957 | setMaxItems: function(value){ |
| 1958 | if(value === 0) value = null; //reset to unlimited items. |
| 1959 | this.settings.maxItems = value; |
| 1960 | this.settings.mode = this.settings.mode || (this.settings.maxItems === 1 ? 'single' : 'multi'); |
| 1961 | this.refreshState(); |
| 1962 | }, |
| 1963 | |
| 1964 | /** |
| 1965 | * Sets the selected item. |
| 1966 | * |
| 1967 | * @param {object} $item |
| 1968 | * @param {object} e (optional) |
| 1969 | */ |
| 1970 | setActiveItem: function($item, e) { |
| 1971 | var self = this; |
| 1972 | var eventName; |
| 1973 | var i, idx, begin, end, item, swap; |
| 1974 | var $last; |
| 1975 | |
| 1976 | if (self.settings.mode === 'single') return; |
| 1977 | $item = $($item); |
| 1978 | |
| 1979 | // clear the active selection |
| 1980 | if (!$item.length) { |
| 1981 | $(self.$activeItems).removeClass('active'); |
| 1982 | self.$activeItems = []; |
| 1983 | if (self.isFocused) { |
| 1984 | self.showInput(); |
| 1985 | } |
| 1986 | return; |
| 1987 | } |
| 1988 | |
| 1989 | // modify selection |
| 1990 | eventName = e && e.type.toLowerCase(); |
| 1991 | |
| 1992 | if (eventName === 'mousedown' && self.isShiftDown && self.$activeItems.length) { |
| 1993 | $last = self.$control.children('.active:last'); |
| 1994 | begin = Array.prototype.indexOf.apply(self.$control[0].childNodes, [$last[0]]); |
| 1995 | end = Array.prototype.indexOf.apply(self.$control[0].childNodes, [$item[0]]); |
| 1996 | if (begin > end) { |
| 1997 | swap = begin; |
| 1998 | begin = end; |
| 1999 | end = swap; |
| 2000 | } |
| 2001 | for (i = begin; i <= end; i++) { |
| 2002 | item = self.$control[0].childNodes[i]; |
| 2003 | if (self.$activeItems.indexOf(item) === -1) { |
| 2004 | $(item).addClass('active'); |
| 2005 | self.$activeItems.push(item); |
| 2006 | } |
| 2007 | } |
| 2008 | e.preventDefault(); |
| 2009 | } else if ((eventName === 'mousedown' && self.isCtrlDown) || (eventName === 'keydown' && this.isShiftDown)) { |
| 2010 | if ($item.hasClass('active')) { |
| 2011 | idx = self.$activeItems.indexOf($item[0]); |
| 2012 | self.$activeItems.splice(idx, 1); |
| 2013 | $item.removeClass('active'); |
| 2014 | } else { |
| 2015 | self.$activeItems.push($item.addClass('active')[0]); |
| 2016 | } |
| 2017 | } else { |
| 2018 | $(self.$activeItems).removeClass('active'); |
| 2019 | self.$activeItems = [$item.addClass('active')[0]]; |
| 2020 | } |
| 2021 | |
| 2022 | // ensure control has focus |
| 2023 | self.hideInput(); |
| 2024 | if (!this.isFocused) { |
| 2025 | self.focus(); |
| 2026 | } |
| 2027 | }, |
| 2028 | |
| 2029 | /** |
| 2030 | * Sets the selected item in the dropdown menu |
| 2031 | * of available options. |
| 2032 | * |
| 2033 | * @param {object} $object |
| 2034 | * @param {boolean} scroll |
| 2035 | * @param {boolean} animate |
| 2036 | */ |
| 2037 | setActiveOption: function($option, scroll, animate) { |
| 2038 | var height_menu, height_item, y; |
| 2039 | var scroll_top, scroll_bottom; |
| 2040 | var self = this; |
| 2041 | |
| 2042 | if (self.$activeOption) { |
| 2043 | self.$activeOption.removeClass('active'); |
| 2044 | self.trigger('dropdown_item_deactivate', self.$activeOption.attr('data-value')); |
| 2045 | } |
| 2046 | self.$activeOption = null; |
| 2047 | |
| 2048 | $option = $($option); |
| 2049 | if (!$option.length) return; |
| 2050 | |
| 2051 | self.$activeOption = $option.addClass('active'); |
| 2052 | if (self.isOpen) self.trigger('dropdown_item_activate', self.$activeOption.attr('data-value')); |
| 2053 | |
| 2054 | if (scroll || !isset(scroll)) { |
| 2055 | |
| 2056 | height_menu = self.$dropdown_content.height(); |
| 2057 | height_item = self.$activeOption.outerHeight(true); |
| 2058 | scroll = self.$dropdown_content.scrollTop() || 0; |
| 2059 | y = self.$activeOption.offset().top - self.$dropdown_content.offset().top + scroll; |
| 2060 | scroll_top = y; |
| 2061 | scroll_bottom = y - height_menu + height_item; |
| 2062 | |
| 2063 | if (y + height_item > height_menu + scroll) { |
| 2064 | self.$dropdown_content.stop().animate({scrollTop: scroll_bottom}, animate ? self.settings.scrollDuration : 0); |
| 2065 | } else if (y < scroll) { |
| 2066 | self.$dropdown_content.stop().animate({scrollTop: scroll_top}, animate ? self.settings.scrollDuration : 0); |
| 2067 | } |
| 2068 | |
| 2069 | } |
| 2070 | }, |
| 2071 | |
| 2072 | /** |
| 2073 | * Selects all items (CTRL + A). |
| 2074 | */ |
| 2075 | selectAll: function() { |
| 2076 | var self = this; |
| 2077 | if (self.settings.mode === 'single') return; |
| 2078 | |
| 2079 | self.$activeItems = Array.prototype.slice.apply(self.$control.children(':not(input)').addClass('active')); |
| 2080 | if (self.$activeItems.length) { |
| 2081 | self.hideInput(); |
| 2082 | self.close(); |
| 2083 | } |
| 2084 | self.focus(); |
| 2085 | }, |
| 2086 | |
| 2087 | /** |
| 2088 | * Hides the input element out of view, while |
| 2089 | * retaining its focus. |
| 2090 | */ |
| 2091 | hideInput: function() { |
| 2092 | var self = this; |
| 2093 | |
| 2094 | self.setTextboxValue(''); |
| 2095 | self.$control_input.css({opacity: 0, position: 'absolute', left: self.rtl ? 10000 : -10000}); |
| 2096 | self.isInputHidden = true; |
| 2097 | }, |
| 2098 | |
| 2099 | /** |
| 2100 | * Restores input visibility. |
| 2101 | */ |
| 2102 | showInput: function() { |
| 2103 | this.$control_input.css({opacity: 1, position: 'relative', left: 0}); |
| 2104 | this.isInputHidden = false; |
| 2105 | }, |
| 2106 | |
| 2107 | /** |
| 2108 | * Gives the control focus. |
| 2109 | */ |
| 2110 | focus: function() { |
| 2111 | var self = this; |
| 2112 | if (self.isDisabled) return; |
| 2113 | |
| 2114 | self.ignoreFocus = true; |
| 2115 | self.$control_input[0].focus(); |
| 2116 | window.setTimeout(function() { |
| 2117 | self.ignoreFocus = false; |
| 2118 | self.onFocus(); |
| 2119 | }, 0); |
| 2120 | }, |
| 2121 | |
| 2122 | /** |
| 2123 | * Forces the control out of focus. |
| 2124 | * |
| 2125 | * @param {Element} dest |
| 2126 | */ |
| 2127 | blur: function(dest) { |
| 2128 | this.$control_input[0].blur(); |
| 2129 | this.onBlur(null, dest); |
| 2130 | }, |
| 2131 | |
| 2132 | /** |
| 2133 | * Returns a function that scores an object |
| 2134 | * to show how good of a match it is to the |
| 2135 | * provided query. |
| 2136 | * |
| 2137 | * @param {string} query |
| 2138 | * @param {object} options |
| 2139 | * @return {function} |
| 2140 | */ |
| 2141 | getScoreFunction: function(query) { |
| 2142 | return this.sifter.getScoreFunction(query, this.getSearchOptions()); |
| 2143 | }, |
| 2144 | |
| 2145 | /** |
| 2146 | * Returns search options for sifter (the system |
| 2147 | * for scoring and sorting results). |
| 2148 | * |
| 2149 | * @see https://github.com/brianreavis/sifter.js |
| 2150 | * @return {object} |
| 2151 | */ |
| 2152 | getSearchOptions: function() { |
| 2153 | var settings = this.settings; |
| 2154 | var sort = settings.sortField; |
| 2155 | if (typeof sort === 'string') { |
| 2156 | sort = [{field: sort}]; |
| 2157 | } |
| 2158 | |
| 2159 | return { |
| 2160 | fields : settings.searchField, |
| 2161 | conjunction : settings.searchConjunction, |
| 2162 | sort : sort, |
| 2163 | nesting : settings.nesting |
| 2164 | }; |
| 2165 | }, |
| 2166 | |
| 2167 | /** |
| 2168 | * Searches through available options and returns |
| 2169 | * a sorted array of matches. |
| 2170 | * |
| 2171 | * Returns an object containing: |
| 2172 | * |
| 2173 | * - query {string} |
| 2174 | * - tokens {array} |
| 2175 | * - total {int} |
| 2176 | * - items {array} |
| 2177 | * |
| 2178 | * @param {string} query |
| 2179 | * @returns {object} |
| 2180 | */ |
| 2181 | search: function(query) { |
| 2182 | var i, value, score, result, calculateScore; |
| 2183 | var self = this; |
| 2184 | var settings = self.settings; |
| 2185 | var options = this.getSearchOptions(); |
| 2186 | |
| 2187 | // validate user-provided result scoring function |
| 2188 | if (settings.score) { |
| 2189 | calculateScore = self.settings.score.apply(this, [query]); |
| 2190 | if (typeof calculateScore !== 'function') { |
| 2191 | throw new Error('Selectize "score" setting must be a function that returns a function'); |
| 2192 | } |
| 2193 | } |
| 2194 | |
| 2195 | // perform search |
| 2196 | if (query !== self.lastQuery) { |
| 2197 | self.lastQuery = query; |
| 2198 | result = self.sifter.search(query, $.extend(options, {score: calculateScore})); |
| 2199 | self.currentResults = result; |
| 2200 | } else { |
| 2201 | result = $.extend(true, {}, self.currentResults); |
| 2202 | } |
| 2203 | |
| 2204 | // filter out selected items |
| 2205 | if (settings.hideSelected) { |
| 2206 | for (i = result.items.length - 1; i >= 0; i--) { |
| 2207 | if (self.items.indexOf(hash_key(result.items[i].id)) !== -1) { |
| 2208 | result.items.splice(i, 1); |
| 2209 | } |
| 2210 | } |
| 2211 | } |
| 2212 | |
| 2213 | return result; |
| 2214 | }, |
| 2215 | |
| 2216 | /** |
| 2217 | * Refreshes the list of available options shown |
| 2218 | * in the autocomplete dropdown menu. |
| 2219 | * |
| 2220 | * @param {boolean} triggerDropdown |
| 2221 | */ |
| 2222 | refreshOptions: function(triggerDropdown) { |
| 2223 | var i, j, k, n, groups, groups_order, option, option_html, optgroup, optgroups, html, html_children, has_create_option; |
| 2224 | var $active, $active_before, $create; |
| 2225 | |
| 2226 | if (typeof triggerDropdown === 'undefined') { |
| 2227 | triggerDropdown = true; |
| 2228 | } |
| 2229 | |
| 2230 | var self = this; |
| 2231 | var query = $.trim(self.$control_input.val()); |
| 2232 | var results = self.search(query); |
| 2233 | var $dropdown_content = self.$dropdown_content; |
| 2234 | var active_before = self.$activeOption && hash_key(self.$activeOption.attr('data-value')); |
| 2235 | |
| 2236 | // build markup |
| 2237 | n = results.items.length; |
| 2238 | if (typeof self.settings.maxOptions === 'number') { |
| 2239 | n = Math.min(n, self.settings.maxOptions); |
| 2240 | } |
| 2241 | |
| 2242 | // render and group available options individually |
| 2243 | groups = {}; |
| 2244 | groups_order = []; |
| 2245 | |
| 2246 | for (i = 0; i < n; i++) { |
| 2247 | option = self.options[results.items[i].id]; |
| 2248 | option_html = self.render('option', option); |
| 2249 | optgroup = option[self.settings.optgroupField] || ''; |
| 2250 | optgroups = $.isArray(optgroup) ? optgroup : [optgroup]; |
| 2251 | |
| 2252 | for (j = 0, k = optgroups && optgroups.length; j < k; j++) { |
| 2253 | optgroup = optgroups[j]; |
| 2254 | if (!self.optgroups.hasOwnProperty(optgroup)) { |
| 2255 | optgroup = ''; |
| 2256 | } |
| 2257 | if (!groups.hasOwnProperty(optgroup)) { |
| 2258 | groups[optgroup] = document.createDocumentFragment(); |
| 2259 | groups_order.push(optgroup); |
| 2260 | } |
| 2261 | groups[optgroup].appendChild(option_html); |
| 2262 | } |
| 2263 | } |
| 2264 | |
| 2265 | // sort optgroups |
| 2266 | if (this.settings.lockOptgroupOrder) { |
| 2267 | groups_order.sort(function(a, b) { |
| 2268 | var a_order = self.optgroups[a].$order || 0; |
| 2269 | var b_order = self.optgroups[b].$order || 0; |
| 2270 | return a_order - b_order; |
| 2271 | }); |
| 2272 | } |
| 2273 | |
| 2274 | // render optgroup headers & join groups |
| 2275 | html = document.createDocumentFragment(); |
| 2276 | for (i = 0, n = groups_order.length; i < n; i++) { |
| 2277 | optgroup = groups_order[i]; |
| 2278 | if (self.optgroups.hasOwnProperty(optgroup) && groups[optgroup].childNodes.length) { |
| 2279 | // render the optgroup header and options within it, |
| 2280 | // then pass it to the wrapper template |
| 2281 | html_children = document.createDocumentFragment(); |
| 2282 | html_children.appendChild(self.render('optgroup_header', self.optgroups[optgroup])); |
| 2283 | html_children.appendChild(groups[optgroup]); |
| 2284 | |
| 2285 | html.appendChild(self.render('optgroup', $.extend({}, self.optgroups[optgroup], { |
| 2286 | html: domToString(html_children), |
| 2287 | dom: html_children |
| 2288 | }))); |
| 2289 | } else { |
| 2290 | html.appendChild(groups[optgroup]); |
| 2291 | } |
| 2292 | } |
| 2293 | |
| 2294 | $dropdown_content.html(html); |
| 2295 | |
| 2296 | // highlight matching terms inline |
| 2297 | if (self.settings.highlight) { |
| 2298 | $dropdown_content.removeHighlight(); |
| 2299 | if (results.query.length && results.tokens.length) { |
| 2300 | for (i = 0, n = results.tokens.length; i < n; i++) { |
| 2301 | highlight($dropdown_content, results.tokens[i].regex); |
| 2302 | } |
| 2303 | } |
| 2304 | } |
| 2305 | |
| 2306 | // add "selected" class to selected options |
| 2307 | if (!self.settings.hideSelected) { |
| 2308 | // clear selection on all previously selected elements first |
| 2309 | self.$dropdown.find('.selected').removeClass('selected'); |
| 2310 | |
| 2311 | for (i = 0, n = self.items.length; i < n; i++) { |
| 2312 | self.getOption(self.items[i]).addClass('selected'); |
| 2313 | } |
| 2314 | } |
| 2315 | |
| 2316 | // add create option |
| 2317 | has_create_option = self.canCreate(query); |
| 2318 | if (has_create_option) { |
| 2319 | $dropdown_content.prepend(self.render('option_create', {input: query})); |
| 2320 | $create = $($dropdown_content[0].childNodes[0]); |
| 2321 | } |
| 2322 | |
| 2323 | // activate |
| 2324 | self.hasOptions = results.items.length > 0 || has_create_option; |
| 2325 | if (self.hasOptions) { |
| 2326 | if (results.items.length > 0) { |
| 2327 | $active_before = active_before && self.getOption(active_before); |
| 2328 | if ($active_before && $active_before.length) { |
| 2329 | $active = $active_before; |
| 2330 | } else if (self.settings.mode === 'single' && self.items.length) { |
| 2331 | $active = self.getOption(self.items[0]); |
| 2332 | } |
| 2333 | if (!$active || !$active.length) { |
| 2334 | if ($create && !self.settings.addPrecedence) { |
| 2335 | $active = self.getAdjacentOption($create, 1); |
| 2336 | } else { |
| 2337 | $active = $dropdown_content.find('[data-selectable]:first'); |
| 2338 | } |
| 2339 | } |
| 2340 | } else { |
| 2341 | $active = $create; |
| 2342 | } |
| 2343 | self.setActiveOption($active); |
| 2344 | if (triggerDropdown && !self.isOpen) { self.open(); } |
| 2345 | } else { |
| 2346 | self.setActiveOption(null); |
| 2347 | if (triggerDropdown && self.isOpen) { self.close(); } |
| 2348 | } |
| 2349 | }, |
| 2350 | |
| 2351 | /** |
| 2352 | * Adds an available option. If it already exists, |
| 2353 | * nothing will happen. Note: this does not refresh |
| 2354 | * the options list dropdown (use `refreshOptions` |
| 2355 | * for that). |
| 2356 | * |
| 2357 | * Usage: |
| 2358 | * |
| 2359 | * this.addOption(data) |
| 2360 | * |
| 2361 | * @param {object|array} data |
| 2362 | */ |
| 2363 | addOption: function(data) { |
| 2364 | var i, n, value, self = this; |
| 2365 | |
| 2366 | if ($.isArray(data)) { |
| 2367 | for (i = 0, n = data.length; i < n; i++) { |
| 2368 | self.addOption(data[i]); |
| 2369 | } |
| 2370 | return; |
| 2371 | } |
| 2372 | |
| 2373 | if (value = self.registerOption(data)) { |
| 2374 | self.userOptions[value] = true; |
| 2375 | self.lastQuery = null; |
| 2376 | self.trigger('option_add', value, data); |
| 2377 | } |
| 2378 | }, |
| 2379 | |
| 2380 | /** |
| 2381 | * Registers an option to the pool of options. |
| 2382 | * |
| 2383 | * @param {object} data |
| 2384 | * @return {boolean|string} |
| 2385 | */ |
| 2386 | registerOption: function(data) { |
| 2387 | var key = hash_key(data[this.settings.valueField]); |
| 2388 | if (typeof key === 'undefined' || key === null || this.options.hasOwnProperty(key)) return false; |
| 2389 | data.$order = data.$order || ++this.order; |
| 2390 | this.options[key] = data; |
| 2391 | return key; |
| 2392 | }, |
| 2393 | |
| 2394 | /** |
| 2395 | * Registers an option group to the pool of option groups. |
| 2396 | * |
| 2397 | * @param {object} data |
| 2398 | * @return {boolean|string} |
| 2399 | */ |
| 2400 | registerOptionGroup: function(data) { |
| 2401 | var key = hash_key(data[this.settings.optgroupValueField]); |
| 2402 | if (!key) return false; |
| 2403 | |
| 2404 | data.$order = data.$order || ++this.order; |
| 2405 | this.optgroups[key] = data; |
| 2406 | return key; |
| 2407 | }, |
| 2408 | |
| 2409 | /** |
| 2410 | * Registers a new optgroup for options |
| 2411 | * to be bucketed into. |
| 2412 | * |
| 2413 | * @param {string} id |
| 2414 | * @param {object} data |
| 2415 | */ |
| 2416 | addOptionGroup: function(id, data) { |
| 2417 | data[this.settings.optgroupValueField] = id; |
| 2418 | if (id = this.registerOptionGroup(data)) { |
| 2419 | this.trigger('optgroup_add', id, data); |
| 2420 | } |
| 2421 | }, |
| 2422 | |
| 2423 | /** |
| 2424 | * Removes an existing option group. |
| 2425 | * |
| 2426 | * @param {string} id |
| 2427 | */ |
| 2428 | removeOptionGroup: function(id) { |
| 2429 | if (this.optgroups.hasOwnProperty(id)) { |
| 2430 | delete this.optgroups[id]; |
| 2431 | this.renderCache = {}; |
| 2432 | this.trigger('optgroup_remove', id); |
| 2433 | } |
| 2434 | }, |
| 2435 | |
| 2436 | /** |
| 2437 | * Clears all existing option groups. |
| 2438 | */ |
| 2439 | clearOptionGroups: function() { |
| 2440 | this.optgroups = {}; |
| 2441 | this.renderCache = {}; |
| 2442 | this.trigger('optgroup_clear'); |
| 2443 | }, |
| 2444 | |
| 2445 | /** |
| 2446 | * Updates an option available for selection. If |
| 2447 | * it is visible in the selected items or options |
| 2448 | * dropdown, it will be re-rendered automatically. |
| 2449 | * |
| 2450 | * @param {string} value |
| 2451 | * @param {object} data |
| 2452 | */ |
| 2453 | updateOption: function(value, data) { |
| 2454 | var self = this; |
| 2455 | var $item, $item_new; |
| 2456 | var value_new, index_item, cache_items, cache_options, order_old; |
| 2457 | |
| 2458 | value = hash_key(value); |
| 2459 | value_new = hash_key(data[self.settings.valueField]); |
| 2460 | |
| 2461 | // sanity checks |
| 2462 | if (value === null) return; |
| 2463 | if (!self.options.hasOwnProperty(value)) return; |
| 2464 | if (typeof value_new !== 'string') throw new Error('Value must be set in option data'); |
| 2465 | |
| 2466 | order_old = self.options[value].$order; |
| 2467 | |
| 2468 | // update references |
| 2469 | if (value_new !== value) { |
| 2470 | delete self.options[value]; |
| 2471 | index_item = self.items.indexOf(value); |
| 2472 | if (index_item !== -1) { |
| 2473 | self.items.splice(index_item, 1, value_new); |
| 2474 | } |
| 2475 | } |
| 2476 | data.$order = data.$order || order_old; |
| 2477 | self.options[value_new] = data; |
| 2478 | |
| 2479 | // invalidate render cache |
| 2480 | cache_items = self.renderCache['item']; |
| 2481 | cache_options = self.renderCache['option']; |
| 2482 | |
| 2483 | if (cache_items) { |
| 2484 | delete cache_items[value]; |
| 2485 | delete cache_items[value_new]; |
| 2486 | } |
| 2487 | if (cache_options) { |
| 2488 | delete cache_options[value]; |
| 2489 | delete cache_options[value_new]; |
| 2490 | } |
| 2491 | |
| 2492 | // update the item if it's selected |
| 2493 | if (self.items.indexOf(value_new) !== -1) { |
| 2494 | $item = self.getItem(value); |
| 2495 | $item_new = $(self.render('item', data)); |
| 2496 | if ($item.hasClass('active')) $item_new.addClass('active'); |
| 2497 | $item.replaceWith($item_new); |
| 2498 | } |
| 2499 | |
| 2500 | // invalidate last query because we might have updated the sortField |
| 2501 | self.lastQuery = null; |
| 2502 | |
| 2503 | // update dropdown contents |
| 2504 | if (self.isOpen) { |
| 2505 | self.refreshOptions(false); |
| 2506 | } |
| 2507 | }, |
| 2508 | |
| 2509 | /** |
| 2510 | * Removes a single option. |
| 2511 | * |
| 2512 | * @param {string} value |
| 2513 | * @param {boolean} silent |
| 2514 | */ |
| 2515 | removeOption: function(value, silent) { |
| 2516 | var self = this; |
| 2517 | value = hash_key(value); |
| 2518 | |
| 2519 | var cache_items = self.renderCache['item']; |
| 2520 | var cache_options = self.renderCache['option']; |
| 2521 | if (cache_items) delete cache_items[value]; |
| 2522 | if (cache_options) delete cache_options[value]; |
| 2523 | |
| 2524 | delete self.userOptions[value]; |
| 2525 | delete self.options[value]; |
| 2526 | self.lastQuery = null; |
| 2527 | self.trigger('option_remove', value); |
| 2528 | self.removeItem(value, silent); |
| 2529 | }, |
| 2530 | |
| 2531 | /** |
| 2532 | * Clears all options. |
| 2533 | * |
| 2534 | * @param {boolean} silent |
| 2535 | */ |
| 2536 | clearOptions: function(silent) { |
| 2537 | var self = this; |
| 2538 | |
| 2539 | self.loadedSearches = {}; |
| 2540 | self.userOptions = {}; |
| 2541 | self.renderCache = {}; |
| 2542 | var options = self.options; |
| 2543 | $.each(self.options, function(key, value) { |
| 2544 | if(self.items.indexOf(key) == -1) { |
| 2545 | delete options[key]; |
| 2546 | } |
| 2547 | }); |
| 2548 | self.options = self.sifter.items = options; |
| 2549 | self.lastQuery = null; |
| 2550 | self.trigger('option_clear'); |
| 2551 | self.clear(silent); |
| 2552 | }, |
| 2553 | |
| 2554 | /** |
| 2555 | * Returns the jQuery element of the option |
| 2556 | * matching the given value. |
| 2557 | * |
| 2558 | * @param {string} value |
| 2559 | * @returns {object} |
| 2560 | */ |
| 2561 | getOption: function(value) { |
| 2562 | return this.getElementWithValue(value, this.$dropdown_content.find('[data-selectable]')); |
| 2563 | }, |
| 2564 | |
| 2565 | /** |
| 2566 | * Returns the jQuery element of the next or |
| 2567 | * previous selectable option. |
| 2568 | * |
| 2569 | * @param {object} $option |
| 2570 | * @param {int} direction can be 1 for next or -1 for previous |
| 2571 | * @return {object} |
| 2572 | */ |
| 2573 | getAdjacentOption: function($option, direction) { |
| 2574 | var $options = this.$dropdown.find('[data-selectable]'); |
| 2575 | var index = $options.index($option) + direction; |
| 2576 | |
| 2577 | return index >= 0 && index < $options.length ? $options.eq(index) : $(); |
| 2578 | }, |
| 2579 | |
| 2580 | /** |
| 2581 | * Finds the first element with a "data-value" attribute |
| 2582 | * that matches the given value. |
| 2583 | * |
| 2584 | * @param {mixed} value |
| 2585 | * @param {object} $els |
| 2586 | * @return {object} |
| 2587 | */ |
| 2588 | getElementWithValue: function(value, $els) { |
| 2589 | value = hash_key(value); |
| 2590 | |
| 2591 | if (typeof value !== 'undefined' && value !== null) { |
| 2592 | for (var i = 0, n = $els.length; i < n; i++) { |
| 2593 | if ($els[i].getAttribute('data-value') === value) { |
| 2594 | return $($els[i]); |
| 2595 | } |
| 2596 | } |
| 2597 | } |
| 2598 | |
| 2599 | return $(); |
| 2600 | }, |
| 2601 | |
| 2602 | /** |
| 2603 | * Returns the jQuery element of the item |
| 2604 | * matching the given value. |
| 2605 | * |
| 2606 | * @param {string} value |
| 2607 | * @returns {object} |
| 2608 | */ |
| 2609 | getItem: function(value) { |
| 2610 | return this.getElementWithValue(value, this.$control.children()); |
| 2611 | }, |
| 2612 | |
| 2613 | /** |
| 2614 | * "Selects" multiple items at once. Adds them to the list |
| 2615 | * at the current caret position. |
| 2616 | * |
| 2617 | * @param {string} value |
| 2618 | * @param {boolean} silent |
| 2619 | */ |
| 2620 | addItems: function(values, silent) { |
| 2621 | this.buffer = document.createDocumentFragment(); |
| 2622 | |
| 2623 | var childNodes = this.$control[0].childNodes; |
| 2624 | for (var i = 0; i < childNodes.length; i++) { |
| 2625 | this.buffer.appendChild(childNodes[i]); |
| 2626 | } |
| 2627 | |
| 2628 | var items = $.isArray(values) ? values : [values]; |
| 2629 | for (var i = 0, n = items.length; i < n; i++) { |
| 2630 | this.isPending = (i < n - 1); |
| 2631 | this.addItem(items[i], silent); |
| 2632 | } |
| 2633 | |
| 2634 | var control = this.$control[0]; |
| 2635 | control.insertBefore(this.buffer, control.firstChild); |
| 2636 | |
| 2637 | this.buffer = null; |
| 2638 | }, |
| 2639 | |
| 2640 | /** |
| 2641 | * "Selects" an item. Adds it to the list |
| 2642 | * at the current caret position. |
| 2643 | * |
| 2644 | * @param {string} value |
| 2645 | * @param {boolean} silent |
| 2646 | */ |
| 2647 | addItem: function(value, silent) { |
| 2648 | var events = silent ? [] : ['change']; |
| 2649 | |
| 2650 | debounce_events(this, events, function() { |
| 2651 | var $item, $option, $options; |
| 2652 | var self = this; |
| 2653 | var inputMode = self.settings.mode; |
| 2654 | var i, active, value_next, wasFull; |
| 2655 | value = hash_key(value); |
| 2656 | |
| 2657 | if (self.items.indexOf(value) !== -1) { |
| 2658 | if (inputMode === 'single') self.close(); |
| 2659 | return; |
| 2660 | } |
| 2661 | |
| 2662 | if (!self.options.hasOwnProperty(value)) return; |
| 2663 | if (inputMode === 'single') self.clear(silent); |
| 2664 | if (inputMode === 'multi' && self.isFull()) return; |
| 2665 | |
| 2666 | $item = $(self.render('item', self.options[value])); |
| 2667 | wasFull = self.isFull(); |
| 2668 | self.items.splice(self.caretPos, 0, value); |
| 2669 | self.insertAtCaret($item); |
| 2670 | if (!self.isPending || (!wasFull && self.isFull())) { |
| 2671 | self.refreshState(); |
| 2672 | } |
| 2673 | |
| 2674 | if (self.isSetup) { |
| 2675 | $options = self.$dropdown_content.find('[data-selectable]'); |
| 2676 | |
| 2677 | // update menu / remove the option (if this is not one item being added as part of series) |
| 2678 | if (!self.isPending) { |
| 2679 | $option = self.getOption(value); |
| 2680 | value_next = self.getAdjacentOption($option, 1).attr('data-value'); |
| 2681 | self.refreshOptions(self.isFocused && inputMode !== 'single'); |
| 2682 | if (value_next) { |
| 2683 | self.setActiveOption(self.getOption(value_next)); |
| 2684 | } |
| 2685 | } |
| 2686 | |
| 2687 | // hide the menu if the maximum number of items have been selected or no options are left |
| 2688 | if (!$options.length || self.isFull()) { |
| 2689 | self.close(); |
| 2690 | } else if (!self.isPending) { |
| 2691 | self.positionDropdown(); |
| 2692 | } |
| 2693 | |
| 2694 | self.updatePlaceholder(); |
| 2695 | self.trigger('item_add', value, $item); |
| 2696 | |
| 2697 | if (!self.isPending) { |
| 2698 | self.updateOriginalInput({silent: silent}); |
| 2699 | } |
| 2700 | } |
| 2701 | }); |
| 2702 | }, |
| 2703 | |
| 2704 | /** |
| 2705 | * Removes the selected item matching |
| 2706 | * the provided value. |
| 2707 | * |
| 2708 | * @param {string} value |
| 2709 | */ |
| 2710 | removeItem: function(value, silent) { |
| 2711 | var self = this; |
| 2712 | var $item, i, idx; |
| 2713 | |
| 2714 | $item = (value instanceof $) ? value : self.getItem(value); |
| 2715 | value = hash_key($item.attr('data-value')); |
| 2716 | i = self.items.indexOf(value); |
| 2717 | |
| 2718 | if (i !== -1) { |
| 2719 | $item.remove(); |
| 2720 | if ($item.hasClass('active')) { |
| 2721 | idx = self.$activeItems.indexOf($item[0]); |
| 2722 | self.$activeItems.splice(idx, 1); |
| 2723 | } |
| 2724 | |
| 2725 | self.items.splice(i, 1); |
| 2726 | self.lastQuery = null; |
| 2727 | if (!self.settings.persist && self.userOptions.hasOwnProperty(value)) { |
| 2728 | self.removeOption(value, silent); |
| 2729 | } |
| 2730 | |
| 2731 | if (i < self.caretPos) { |
| 2732 | self.setCaret(self.caretPos - 1); |
| 2733 | } |
| 2734 | |
| 2735 | self.refreshState(); |
| 2736 | self.updatePlaceholder(); |
| 2737 | self.updateOriginalInput({silent: silent}); |
| 2738 | self.positionDropdown(); |
| 2739 | self.trigger('item_remove', value, $item); |
| 2740 | } |
| 2741 | }, |
| 2742 | |
| 2743 | /** |
| 2744 | * Invokes the `create` method provided in the |
| 2745 | * selectize options that should provide the data |
| 2746 | * for the new item, given the user input. |
| 2747 | * |
| 2748 | * Once this completes, it will be added |
| 2749 | * to the item list. |
| 2750 | * |
| 2751 | * @param {string} value |
| 2752 | * @param {boolean} [triggerDropdown] |
| 2753 | * @param {function} [callback] |
| 2754 | * @return {boolean} |
| 2755 | */ |
| 2756 | createItem: function(input, triggerDropdown) { |
| 2757 | var self = this; |
| 2758 | var caret = self.caretPos; |
| 2759 | input = input || $.trim(self.$control_input.val() || ''); |
| 2760 | |
| 2761 | var callback = arguments[arguments.length - 1]; |
| 2762 | if (typeof callback !== 'function') callback = function() {}; |
| 2763 | |
| 2764 | if (typeof triggerDropdown !== 'boolean') { |
| 2765 | triggerDropdown = true; |
| 2766 | } |
| 2767 | |
| 2768 | if (!self.canCreate(input)) { |
| 2769 | callback(); |
| 2770 | return false; |
| 2771 | } |
| 2772 | |
| 2773 | self.lock(); |
| 2774 | |
| 2775 | var setup = (typeof self.settings.create === 'function') ? this.settings.create : function(input) { |
| 2776 | var data = {}; |
| 2777 | data[self.settings.labelField] = input; |
| 2778 | data[self.settings.valueField] = input; |
| 2779 | return data; |
| 2780 | }; |
| 2781 | |
| 2782 | var create = once(function(data) { |
| 2783 | self.unlock(); |
| 2784 | |
| 2785 | if (!data || typeof data !== 'object') return callback(); |
| 2786 | var value = hash_key(data[self.settings.valueField]); |
| 2787 | if (typeof value !== 'string') return callback(); |
| 2788 | |
| 2789 | self.setTextboxValue(''); |
| 2790 | self.addOption(data); |
| 2791 | self.setCaret(caret); |
| 2792 | self.addItem(value); |
| 2793 | self.refreshOptions(triggerDropdown && self.settings.mode !== 'single'); |
| 2794 | callback(data); |
| 2795 | }); |
| 2796 | |
| 2797 | var output = setup.apply(this, [input, create]); |
| 2798 | if (typeof output !== 'undefined') { |
| 2799 | create(output); |
| 2800 | } |
| 2801 | |
| 2802 | return true; |
| 2803 | }, |
| 2804 | |
| 2805 | /** |
| 2806 | * Re-renders the selected item lists. |
| 2807 | */ |
| 2808 | refreshItems: function() { |
| 2809 | this.lastQuery = null; |
| 2810 | |
| 2811 | if (this.isSetup) { |
| 2812 | this.addItem(this.items); |
| 2813 | } |
| 2814 | |
| 2815 | this.refreshState(); |
| 2816 | this.updateOriginalInput(); |
| 2817 | }, |
| 2818 | |
| 2819 | /** |
| 2820 | * Updates all state-dependent attributes |
| 2821 | * and CSS classes. |
| 2822 | */ |
| 2823 | refreshState: function() { |
| 2824 | this.refreshValidityState(); |
| 2825 | this.refreshClasses(); |
| 2826 | }, |
| 2827 | |
| 2828 | /** |
| 2829 | * Update the `required` attribute of both input and control input. |
| 2830 | * |
| 2831 | * The `required` property needs to be activated on the control input |
| 2832 | * for the error to be displayed at the right place. `required` also |
| 2833 | * needs to be temporarily deactivated on the input since the input is |
| 2834 | * hidden and can't show errors. |
| 2835 | */ |
| 2836 | refreshValidityState: function() { |
| 2837 | if (!this.isRequired) return false; |
| 2838 | |
| 2839 | var invalid = !this.items.length; |
| 2840 | |
| 2841 | this.isInvalid = invalid; |
| 2842 | this.$control_input.prop('required', invalid); |
| 2843 | this.$input.prop('required', !invalid); |
| 2844 | }, |
| 2845 | |
| 2846 | /** |
| 2847 | * Updates all state-dependent CSS classes. |
| 2848 | */ |
| 2849 | refreshClasses: function() { |
| 2850 | var self = this; |
| 2851 | var isFull = self.isFull(); |
| 2852 | var isLocked = self.isLocked; |
| 2853 | |
| 2854 | self.$wrapper |
| 2855 | .toggleClass('rtl', self.rtl); |
| 2856 | |
| 2857 | self.$control |
| 2858 | .toggleClass('focus', self.isFocused) |
| 2859 | .toggleClass('disabled', self.isDisabled) |
| 2860 | .toggleClass('required', self.isRequired) |
| 2861 | .toggleClass('invalid', self.isInvalid) |
| 2862 | .toggleClass('locked', isLocked) |
| 2863 | .toggleClass('full', isFull).toggleClass('not-full', !isFull) |
| 2864 | .toggleClass('input-active', self.isFocused && !self.isInputHidden) |
| 2865 | .toggleClass('dropdown-active', self.isOpen) |
| 2866 | .toggleClass('has-options', !$.isEmptyObject(self.options)) |
| 2867 | .toggleClass('has-items', self.items.length > 0); |
| 2868 | |
| 2869 | self.$control_input.data('grow', !isFull && !isLocked); |
| 2870 | }, |
| 2871 | |
| 2872 | /** |
| 2873 | * Determines whether or not more items can be added |
| 2874 | * to the control without exceeding the user-defined maximum. |
| 2875 | * |
| 2876 | * @returns {boolean} |
| 2877 | */ |
| 2878 | isFull: function() { |
| 2879 | return this.settings.maxItems !== null && this.items.length >= this.settings.maxItems; |
| 2880 | }, |
| 2881 | |
| 2882 | /** |
| 2883 | * Refreshes the original <select> or <input> |
| 2884 | * element to reflect the current state. |
| 2885 | */ |
| 2886 | updateOriginalInput: function(opts) { |
| 2887 | var i, n, options, label, self = this; |
| 2888 | opts = opts || {}; |
| 2889 | |
| 2890 | if (self.tagType === TAG_SELECT) { |
| 2891 | options = []; |
| 2892 | for (i = 0, n = self.items.length; i < n; i++) { |
| 2893 | label = self.options[self.items[i]][self.settings.labelField] || ''; |
| 2894 | options.push('<option value="' + escape_html(self.items[i]) + '" selected="selected">' + escape_html(label) + '</option>'); |
| 2895 | } |
| 2896 | if (!options.length && !this.$input.attr('multiple')) { |
| 2897 | options.push('<option value="" selected="selected"></option>'); |
| 2898 | } |
| 2899 | self.$input.html(options.join('')); |
| 2900 | } else { |
| 2901 | self.$input.val(self.getValue()); |
| 2902 | self.$input.attr('value',self.$input.val()); |
| 2903 | } |
| 2904 | |
| 2905 | if (self.isSetup) { |
| 2906 | if (!opts.silent) { |
| 2907 | self.trigger('change', self.$input.val()); |
| 2908 | } |
| 2909 | } |
| 2910 | }, |
| 2911 | |
| 2912 | /** |
| 2913 | * Shows/hide the input placeholder depending |
| 2914 | * on if there items in the list already. |
| 2915 | */ |
| 2916 | updatePlaceholder: function() { |
| 2917 | if (!this.settings.placeholder) return; |
| 2918 | var $input = this.$control_input; |
| 2919 | |
| 2920 | if (this.items.length) { |
| 2921 | $input.removeAttr('placeholder'); |
| 2922 | } else { |
| 2923 | $input.attr('placeholder', this.settings.placeholder); |
| 2924 | } |
| 2925 | $input.triggerHandler('update', {force: true}); |
| 2926 | }, |
| 2927 | |
| 2928 | /** |
| 2929 | * Shows the autocomplete dropdown containing |
| 2930 | * the available options. |
| 2931 | */ |
| 2932 | open: function() { |
| 2933 | var self = this; |
| 2934 | |
| 2935 | if (self.isLocked || self.isOpen || (self.settings.mode === 'multi' && self.isFull())) return; |
| 2936 | self.focus(); |
| 2937 | self.isOpen = true; |
| 2938 | self.refreshState(); |
| 2939 | self.$dropdown.css({visibility: 'hidden', display: 'block'}); |
| 2940 | self.positionDropdown(); |
| 2941 | self.$dropdown.css({visibility: 'visible'}); |
| 2942 | self.trigger('dropdown_open', self.$dropdown); |
| 2943 | }, |
| 2944 | |
| 2945 | /** |
| 2946 | * Closes the autocomplete dropdown menu. |
| 2947 | */ |
| 2948 | close: function() { |
| 2949 | var self = this; |
| 2950 | var trigger = self.isOpen; |
| 2951 | |
| 2952 | if (self.settings.mode === 'single' && self.items.length) { |
| 2953 | self.hideInput(); |
| 2954 | |
| 2955 | // Do not trigger blur while inside a blur event, |
| 2956 | // this fixes some weird tabbing behavior in FF and IE. |
| 2957 | // See #1164 |
| 2958 | if (!self.isBlurring) { |
| 2959 | self.$control_input.blur(); // close keyboard on iOS |
| 2960 | } |
| 2961 | } |
| 2962 | |
| 2963 | self.isOpen = false; |
| 2964 | self.$dropdown.hide(); |
| 2965 | self.setActiveOption(null); |
| 2966 | self.refreshState(); |
| 2967 | |
| 2968 | if (trigger) self.trigger('dropdown_close', self.$dropdown); |
| 2969 | }, |
| 2970 | |
| 2971 | /** |
| 2972 | * Calculates and applies the appropriate |
| 2973 | * position of the dropdown. |
| 2974 | */ |
| 2975 | positionDropdown: function() { |
| 2976 | var $control = this.$control; |
| 2977 | var offset = this.settings.dropdownParent === 'body' ? $control.offset() : $control.position(); |
| 2978 | offset.top += $control.outerHeight(true); |
| 2979 | |
| 2980 | this.$dropdown.css({ |
| 2981 | width : $control[0].getBoundingClientRect().width, |
| 2982 | top : offset.top, |
| 2983 | left : offset.left |
| 2984 | }); |
| 2985 | }, |
| 2986 | |
| 2987 | /** |
| 2988 | * Resets / clears all selected items |
| 2989 | * from the control. |
| 2990 | * |
| 2991 | * @param {boolean} silent |
| 2992 | */ |
| 2993 | clear: function(silent) { |
| 2994 | var self = this; |
| 2995 | |
| 2996 | if (!self.items.length) return; |
| 2997 | self.$control.children(':not(input)').remove(); |
| 2998 | self.items = []; |
| 2999 | self.lastQuery = null; |
| 3000 | self.setCaret(0); |
| 3001 | self.setActiveItem(null); |
| 3002 | self.updatePlaceholder(); |
| 3003 | self.updateOriginalInput({silent: silent}); |
| 3004 | self.refreshState(); |
| 3005 | self.showInput(); |
| 3006 | self.trigger('clear'); |
| 3007 | }, |
| 3008 | |
| 3009 | /** |
| 3010 | * A helper method for inserting an element |
| 3011 | * at the current caret position. |
| 3012 | * |
| 3013 | * @param {object} $el |
| 3014 | */ |
| 3015 | insertAtCaret: function($el) { |
| 3016 | var caret = Math.min(this.caretPos, this.items.length); |
| 3017 | var el = $el[0]; |
| 3018 | var target = this.buffer || this.$control[0]; |
| 3019 | |
| 3020 | if (caret === 0) { |
| 3021 | target.insertBefore(el, target.firstChild); |
| 3022 | } else { |
| 3023 | target.insertBefore(el, target.childNodes[caret]); |
| 3024 | } |
| 3025 | |
| 3026 | this.setCaret(caret + 1); |
| 3027 | }, |
| 3028 | |
| 3029 | /** |
| 3030 | * Removes the current selected item(s). |
| 3031 | * |
| 3032 | * @param {object} e (optional) |
| 3033 | * @returns {boolean} |
| 3034 | */ |
| 3035 | deleteSelection: function(e) { |
| 3036 | var i, n, direction, selection, values, caret, option_select, $option_select, $tail; |
| 3037 | var self = this; |
| 3038 | |
| 3039 | direction = (e && e.keyCode === KEY_BACKSPACE) ? -1 : 1; |
| 3040 | selection = getSelection(self.$control_input[0]); |
| 3041 | |
| 3042 | if (self.$activeOption && !self.settings.hideSelected) { |
| 3043 | option_select = self.getAdjacentOption(self.$activeOption, -1).attr('data-value'); |
| 3044 | } |
| 3045 | |
| 3046 | // determine items that will be removed |
| 3047 | values = []; |
| 3048 | |
| 3049 | if (self.$activeItems.length) { |
| 3050 | $tail = self.$control.children('.active:' + (direction > 0 ? 'last' : 'first')); |
| 3051 | caret = self.$control.children(':not(input)').index($tail); |
| 3052 | if (direction > 0) { caret++; } |
| 3053 | |
| 3054 | for (i = 0, n = self.$activeItems.length; i < n; i++) { |
| 3055 | values.push($(self.$activeItems[i]).attr('data-value')); |
| 3056 | } |
| 3057 | if (e) { |
| 3058 | e.preventDefault(); |
| 3059 | e.stopPropagation(); |
| 3060 | } |
| 3061 | } else if ((self.isFocused || self.settings.mode === 'single') && self.items.length) { |
| 3062 | if (direction < 0 && selection.start === 0 && selection.length === 0) { |
| 3063 | values.push(self.items[self.caretPos - 1]); |
| 3064 | } else if (direction > 0 && selection.start === self.$control_input.val().length) { |
| 3065 | values.push(self.items[self.caretPos]); |
| 3066 | } |
| 3067 | } |
| 3068 | |
| 3069 | // allow the callback to abort |
| 3070 | if (!values.length || (typeof self.settings.onDelete === 'function' && self.settings.onDelete.apply(self, [values]) === false)) { |
| 3071 | return false; |
| 3072 | } |
| 3073 | |
| 3074 | // perform removal |
| 3075 | if (typeof caret !== 'undefined') { |
| 3076 | self.setCaret(caret); |
| 3077 | } |
| 3078 | while (values.length) { |
| 3079 | self.removeItem(values.pop()); |
| 3080 | } |
| 3081 | |
| 3082 | self.showInput(); |
| 3083 | self.positionDropdown(); |
| 3084 | self.refreshOptions(true); |
| 3085 | |
| 3086 | // select previous option |
| 3087 | if (option_select) { |
| 3088 | $option_select = self.getOption(option_select); |
| 3089 | if ($option_select.length) { |
| 3090 | self.setActiveOption($option_select); |
| 3091 | } |
| 3092 | } |
| 3093 | |
| 3094 | return true; |
| 3095 | }, |
| 3096 | |
| 3097 | /** |
| 3098 | * Selects the previous / next item (depending |
| 3099 | * on the `direction` argument). |
| 3100 | * |
| 3101 | * > 0 - right |
| 3102 | * < 0 - left |
| 3103 | * |
| 3104 | * @param {int} direction |
| 3105 | * @param {object} e (optional) |
| 3106 | */ |
| 3107 | advanceSelection: function(direction, e) { |
| 3108 | var tail, selection, idx, valueLength, cursorAtEdge, $tail; |
| 3109 | var self = this; |
| 3110 | |
| 3111 | if (direction === 0) return; |
| 3112 | if (self.rtl) direction *= -1; |
| 3113 | |
| 3114 | tail = direction > 0 ? 'last' : 'first'; |
| 3115 | selection = getSelection(self.$control_input[0]); |
| 3116 | |
| 3117 | if (self.isFocused && !self.isInputHidden) { |
| 3118 | valueLength = self.$control_input.val().length; |
| 3119 | cursorAtEdge = direction < 0 |
| 3120 | ? selection.start === 0 && selection.length === 0 |
| 3121 | : selection.start === valueLength; |
| 3122 | |
| 3123 | if (cursorAtEdge && !valueLength) { |
| 3124 | self.advanceCaret(direction, e); |
| 3125 | } |
| 3126 | } else { |
| 3127 | $tail = self.$control.children('.active:' + tail); |
| 3128 | if ($tail.length) { |
| 3129 | idx = self.$control.children(':not(input)').index($tail); |
| 3130 | self.setActiveItem(null); |
| 3131 | self.setCaret(direction > 0 ? idx + 1 : idx); |
| 3132 | } |
| 3133 | } |
| 3134 | }, |
| 3135 | |
| 3136 | /** |
| 3137 | * Moves the caret left / right. |
| 3138 | * |
| 3139 | * @param {int} direction |
| 3140 | * @param {object} e (optional) |
| 3141 | */ |
| 3142 | advanceCaret: function(direction, e) { |
| 3143 | var self = this, fn, $adj; |
| 3144 | |
| 3145 | if (direction === 0) return; |
| 3146 | |
| 3147 | fn = direction > 0 ? 'next' : 'prev'; |
| 3148 | if (self.isShiftDown) { |
| 3149 | $adj = self.$control_input[fn](); |
| 3150 | if ($adj.length) { |
| 3151 | self.hideInput(); |
| 3152 | self.setActiveItem($adj); |
| 3153 | e && e.preventDefault(); |
| 3154 | } |
| 3155 | } else { |
| 3156 | self.setCaret(self.caretPos + direction); |
| 3157 | } |
| 3158 | }, |
| 3159 | |
| 3160 | /** |
| 3161 | * Moves the caret to the specified index. |
| 3162 | * |
| 3163 | * @param {int} i |
| 3164 | */ |
| 3165 | setCaret: function(i) { |
| 3166 | var self = this; |
| 3167 | |
| 3168 | if (self.settings.mode === 'single') { |
| 3169 | i = self.items.length; |
| 3170 | } else { |
| 3171 | i = Math.max(0, Math.min(self.items.length, i)); |
| 3172 | } |
| 3173 | |
| 3174 | if(!self.isPending) { |
| 3175 | // the input must be moved by leaving it in place and moving the |
| 3176 | // siblings, due to the fact that focus cannot be restored once lost |
| 3177 | // on mobile webkit devices |
| 3178 | var j, n, fn, $children, $child; |
| 3179 | $children = self.$control.children(':not(input)'); |
| 3180 | for (j = 0, n = $children.length; j < n; j++) { |
| 3181 | $child = $($children[j]).detach(); |
| 3182 | if (j < i) { |
| 3183 | self.$control_input.before($child); |
| 3184 | } else { |
| 3185 | self.$control.append($child); |
| 3186 | } |
| 3187 | } |
| 3188 | } |
| 3189 | |
| 3190 | self.caretPos = i; |
| 3191 | }, |
| 3192 | |
| 3193 | /** |
| 3194 | * Disables user input on the control. Used while |
| 3195 | * items are being asynchronously created. |
| 3196 | */ |
| 3197 | lock: function() { |
| 3198 | this.close(); |
| 3199 | this.isLocked = true; |
| 3200 | this.refreshState(); |
| 3201 | }, |
| 3202 | |
| 3203 | /** |
| 3204 | * Re-enables user input on the control. |
| 3205 | */ |
| 3206 | unlock: function() { |
| 3207 | this.isLocked = false; |
| 3208 | this.refreshState(); |
| 3209 | }, |
| 3210 | |
| 3211 | /** |
| 3212 | * Disables user input on the control completely. |
| 3213 | * While disabled, it cannot receive focus. |
| 3214 | */ |
| 3215 | disable: function() { |
| 3216 | var self = this; |
| 3217 | self.$input.prop('disabled', true); |
| 3218 | self.$control_input.prop('disabled', true).prop('tabindex', -1); |
| 3219 | self.isDisabled = true; |
| 3220 | self.lock(); |
| 3221 | }, |
| 3222 | |
| 3223 | /** |
| 3224 | * Enables the control so that it can respond |
| 3225 | * to focus and user input. |
| 3226 | */ |
| 3227 | enable: function() { |
| 3228 | var self = this; |
| 3229 | self.$input.prop('disabled', false); |
| 3230 | self.$control_input.prop('disabled', false).prop('tabindex', self.tabIndex); |
| 3231 | self.isDisabled = false; |
| 3232 | self.unlock(); |
| 3233 | }, |
| 3234 | |
| 3235 | /** |
| 3236 | * Completely destroys the control and |
| 3237 | * unbinds all event listeners so that it can |
| 3238 | * be garbage collected. |
| 3239 | */ |
| 3240 | destroy: function() { |
| 3241 | var self = this; |
| 3242 | var eventNS = self.eventNS; |
| 3243 | var revertSettings = self.revertSettings; |
| 3244 | |
| 3245 | self.trigger('destroy'); |
| 3246 | self.off(); |
| 3247 | self.$wrapper.remove(); |
| 3248 | self.$dropdown.remove(); |
| 3249 | |
| 3250 | self.$input |
| 3251 | .html('') |
| 3252 | .append(revertSettings.$children) |
| 3253 | .removeAttr('tabindex') |
| 3254 | .removeClass('selectized') |
| 3255 | .attr({tabindex: revertSettings.tabindex}) |
| 3256 | .show(); |
| 3257 | |
| 3258 | self.$control_input.removeData('grow'); |
| 3259 | self.$input.removeData('selectize'); |
| 3260 | |
| 3261 | if (--Selectize.count == 0 && Selectize.$testInput) { |
| 3262 | Selectize.$testInput.remove(); |
| 3263 | Selectize.$testInput = undefined; |
| 3264 | } |
| 3265 | |
| 3266 | $(window).off(eventNS); |
| 3267 | $(document).off(eventNS); |
| 3268 | $(document.body).off(eventNS); |
| 3269 | |
| 3270 | delete self.$input[0].selectize; |
| 3271 | }, |
| 3272 | |
| 3273 | /** |
| 3274 | * A helper method for rendering "item" and |
| 3275 | * "option" templates, given the data. |
| 3276 | * |
| 3277 | * @param {string} templateName |
| 3278 | * @param {object} data |
| 3279 | * @returns {string} |
| 3280 | */ |
| 3281 | render: function(templateName, data) { |
| 3282 | var value, id, label; |
| 3283 | var html = ''; |
| 3284 | var cache = false; |
| 3285 | var self = this; |
| 3286 | var regex_tag = /^[\t \r\n]*<([a-z][a-z0-9\-_]*(?:\:[a-z][a-z0-9\-_]*)?)/i; |
| 3287 | |
| 3288 | if (templateName === 'option' || templateName === 'item') { |
| 3289 | value = hash_key(data[self.settings.valueField]); |
| 3290 | cache = !!value; |
| 3291 | } |
| 3292 | |
| 3293 | // pull markup from cache if it exists |
| 3294 | if (cache) { |
| 3295 | if (!isset(self.renderCache[templateName])) { |
| 3296 | self.renderCache[templateName] = {}; |
| 3297 | } |
| 3298 | if (self.renderCache[templateName].hasOwnProperty(value)) { |
| 3299 | return self.renderCache[templateName][value]; |
| 3300 | } |
| 3301 | } |
| 3302 | |
| 3303 | // render markup |
| 3304 | html = $(self.settings.render[templateName].apply(this, [data, escape_html])); |
| 3305 | |
| 3306 | // add mandatory attributes |
| 3307 | if (templateName === 'option' || templateName === 'option_create') { |
| 3308 | if (!data[self.settings.disabledField]) { |
| 3309 | html.attr('data-selectable', ''); |
| 3310 | } |
| 3311 | } |
| 3312 | else if (templateName === 'optgroup') { |
| 3313 | id = data[self.settings.optgroupValueField] || ''; |
| 3314 | html.attr('data-group', id); |
| 3315 | if(data[self.settings.disabledField]) { |
| 3316 | html.attr('data-disabled', ''); |
| 3317 | } |
| 3318 | } |
| 3319 | if (templateName === 'option' || templateName === 'item') { |
| 3320 | html.attr('data-value', value || ''); |
| 3321 | } |
| 3322 | |
| 3323 | // update cache |
| 3324 | if (cache) { |
| 3325 | self.renderCache[templateName][value] = html[0]; |
| 3326 | } |
| 3327 | |
| 3328 | return html[0]; |
| 3329 | }, |
| 3330 | |
| 3331 | /** |
| 3332 | * Clears the render cache for a template. If |
| 3333 | * no template is given, clears all render |
| 3334 | * caches. |
| 3335 | * |
| 3336 | * @param {string} templateName |
| 3337 | */ |
| 3338 | clearCache: function(templateName) { |
| 3339 | var self = this; |
| 3340 | if (typeof templateName === 'undefined') { |
| 3341 | self.renderCache = {}; |
| 3342 | } else { |
| 3343 | delete self.renderCache[templateName]; |
| 3344 | } |
| 3345 | }, |
| 3346 | |
| 3347 | /** |
| 3348 | * Determines whether or not to display the |
| 3349 | * create item prompt, given a user input. |
| 3350 | * |
| 3351 | * @param {string} input |
| 3352 | * @return {boolean} |
| 3353 | */ |
| 3354 | canCreate: function(input) { |
| 3355 | var self = this; |
| 3356 | if (!self.settings.create) return false; |
| 3357 | var filter = self.settings.createFilter; |
| 3358 | return input.length |
| 3359 | && (typeof filter !== 'function' || filter.apply(self, [input])) |
| 3360 | && (typeof filter !== 'string' || new RegExp(filter).test(input)) |
| 3361 | && (!(filter instanceof RegExp) || filter.test(input)); |
| 3362 | } |
| 3363 | |
| 3364 | }); |
| 3365 | |
| 3366 | |
| 3367 | Selectize.count = 0; |
| 3368 | Selectize.defaults = { |
| 3369 | options: [], |
| 3370 | optgroups: [], |
| 3371 | |
| 3372 | plugins: [], |
| 3373 | delimiter: ',', |
| 3374 | splitOn: null, // regexp or string for splitting up values from a paste command |
| 3375 | persist: true, |
| 3376 | diacritics: true, |
| 3377 | create: false, |
| 3378 | createOnBlur: false, |
| 3379 | createFilter: null, |
| 3380 | highlight: true, |
| 3381 | openOnFocus: true, |
| 3382 | maxOptions: 1000, |
| 3383 | maxItems: null, |
| 3384 | hideSelected: null, |
| 3385 | addPrecedence: false, |
| 3386 | selectOnTab: true, |
| 3387 | preload: false, |
| 3388 | allowEmptyOption: false, |
| 3389 | closeAfterSelect: false, |
| 3390 | |
| 3391 | scrollDuration: 60, |
| 3392 | loadThrottle: 300, |
| 3393 | loadingClass: 'loading', |
| 3394 | |
| 3395 | dataAttr: 'data-data', |
| 3396 | optgroupField: 'optgroup', |
| 3397 | valueField: 'value', |
| 3398 | labelField: 'text', |
| 3399 | disabledField: 'disabled', |
| 3400 | optgroupLabelField: 'label', |
| 3401 | optgroupValueField: 'value', |
| 3402 | lockOptgroupOrder: false, |
| 3403 | |
| 3404 | sortField: '$order', |
| 3405 | searchField: ['text'], |
| 3406 | searchConjunction: 'and', |
| 3407 | |
| 3408 | mode: null, |
| 3409 | wrapperClass: 'selectize-control', |
| 3410 | inputClass: 'selectize-input', |
| 3411 | dropdownClass: 'selectize-dropdown', |
| 3412 | dropdownContentClass: 'selectize-dropdown-content', |
| 3413 | |
| 3414 | dropdownParent: null, |
| 3415 | |
| 3416 | copyClassesToDropdown: true, |
| 3417 | |
| 3418 | /* |
| 3419 | load : null, // function(query, callback) { ... } |
| 3420 | score : null, // function(search) { ... } |
| 3421 | onInitialize : null, // function() { ... } |
| 3422 | onChange : null, // function(value) { ... } |
| 3423 | onItemAdd : null, // function(value, $item) { ... } |
| 3424 | onItemRemove : null, // function(value) { ... } |
| 3425 | onClear : null, // function() { ... } |
| 3426 | onOptionAdd : null, // function(value, data) { ... } |
| 3427 | onOptionRemove : null, // function(value) { ... } |
| 3428 | onOptionClear : null, // function() { ... } |
| 3429 | onOptionGroupAdd : null, // function(id, data) { ... } |
| 3430 | onOptionGroupRemove : null, // function(id) { ... } |
| 3431 | onOptionGroupClear : null, // function() { ... } |
| 3432 | onDropdownOpen : null, // function($dropdown) { ... } |
| 3433 | onDropdownClose : null, // function($dropdown) { ... } |
| 3434 | onType : null, // function(str) { ... } |
| 3435 | onDelete : null, // function(values) { ... } |
| 3436 | */ |
| 3437 | |
| 3438 | render: { |
| 3439 | /* |
| 3440 | item: null, |
| 3441 | optgroup: null, |
| 3442 | optgroup_header: null, |
| 3443 | option: null, |
| 3444 | option_create: null |
| 3445 | */ |
| 3446 | } |
| 3447 | }; |
| 3448 | |
| 3449 | |
| 3450 | $.fn.selectize = function(settings_user) { |
| 3451 | var defaults = $.fn.selectize.defaults; |
| 3452 | var settings = $.extend({}, defaults, settings_user); |
| 3453 | var attr_data = settings.dataAttr; |
| 3454 | var field_label = settings.labelField; |
| 3455 | var field_value = settings.valueField; |
| 3456 | var field_disabled = settings.disabledField; |
| 3457 | var field_optgroup = settings.optgroupField; |
| 3458 | var field_optgroup_label = settings.optgroupLabelField; |
| 3459 | var field_optgroup_value = settings.optgroupValueField; |
| 3460 | |
| 3461 | /** |
| 3462 | * Initializes selectize from a <input type="text"> element. |
| 3463 | * |
| 3464 | * @param {object} $input |
| 3465 | * @param {object} settings_element |
| 3466 | */ |
| 3467 | var init_textbox = function($input, settings_element) { |
| 3468 | var i, n, values, option; |
| 3469 | |
| 3470 | var data_raw = $input.attr(attr_data); |
| 3471 | |
| 3472 | if (!data_raw) { |
| 3473 | var value = $.trim($input.val() || ''); |
| 3474 | if (!settings.allowEmptyOption && !value.length) return; |
| 3475 | values = value.split(settings.delimiter); |
| 3476 | for (i = 0, n = values.length; i < n; i++) { |
| 3477 | option = {}; |
| 3478 | option[field_label] = values[i]; |
| 3479 | option[field_value] = values[i]; |
| 3480 | settings_element.options.push(option); |
| 3481 | } |
| 3482 | settings_element.items = values; |
| 3483 | } else { |
| 3484 | settings_element.options = JSON.parse(data_raw); |
| 3485 | for (i = 0, n = settings_element.options.length; i < n; i++) { |
| 3486 | settings_element.items.push(settings_element.options[i][field_value]); |
| 3487 | } |
| 3488 | } |
| 3489 | }; |
| 3490 | |
| 3491 | /** |
| 3492 | * Initializes selectize from a <select> element. |
| 3493 | * |
| 3494 | * @param {object} $input |
| 3495 | * @param {object} settings_element |
| 3496 | */ |
| 3497 | var init_select = function($input, settings_element) { |
| 3498 | var i, n, tagName, $children, order = 0; |
| 3499 | var options = settings_element.options; |
| 3500 | var optionsMap = {}; |
| 3501 | |
| 3502 | var readData = function($el) { |
| 3503 | var data = attr_data && $el.attr(attr_data); |
| 3504 | if (typeof data === 'string' && data.length) { |
| 3505 | return JSON.parse(data); |
| 3506 | } |
| 3507 | return null; |
| 3508 | }; |
| 3509 | |
| 3510 | var addOption = function($option, group) { |
| 3511 | $option = $($option); |
| 3512 | |
| 3513 | var value = hash_key($option.val()); |
| 3514 | if (!value && !settings.allowEmptyOption) return; |
| 3515 | |
| 3516 | // if the option already exists, it's probably been |
| 3517 | // duplicated in another optgroup. in this case, push |
| 3518 | // the current group to the "optgroup" property on the |
| 3519 | // existing option so that it's rendered in both places. |
| 3520 | if (optionsMap.hasOwnProperty(value)) { |
| 3521 | if (group) { |
| 3522 | var arr = optionsMap[value][field_optgroup]; |
| 3523 | if (!arr) { |
| 3524 | optionsMap[value][field_optgroup] = group; |
| 3525 | } else if (!$.isArray(arr)) { |
| 3526 | optionsMap[value][field_optgroup] = [arr, group]; |
| 3527 | } else { |
| 3528 | arr.push(group); |
| 3529 | } |
| 3530 | } |
| 3531 | return; |
| 3532 | } |
| 3533 | |
| 3534 | var option = readData($option) || {}; |
| 3535 | option[field_label] = option[field_label] || $option.text(); |
| 3536 | option[field_value] = option[field_value] || value; |
| 3537 | option[field_disabled] = option[field_disabled] || $option.prop('disabled'); |
| 3538 | option[field_optgroup] = option[field_optgroup] || group; |
| 3539 | |
| 3540 | optionsMap[value] = option; |
| 3541 | options.push(option); |
| 3542 | |
| 3543 | if ($option.is(':selected')) { |
| 3544 | settings_element.items.push(value); |
| 3545 | } |
| 3546 | }; |
| 3547 | |
| 3548 | var addGroup = function($optgroup) { |
| 3549 | var i, n, id, optgroup, $options; |
| 3550 | |
| 3551 | $optgroup = $($optgroup); |
| 3552 | id = $optgroup.attr('label'); |
| 3553 | |
| 3554 | if (id) { |
| 3555 | optgroup = readData($optgroup) || {}; |
| 3556 | optgroup[field_optgroup_label] = id; |
| 3557 | optgroup[field_optgroup_value] = id; |
| 3558 | optgroup[field_disabled] = $optgroup.prop('disabled'); |
| 3559 | settings_element.optgroups.push(optgroup); |
| 3560 | } |
| 3561 | |
| 3562 | $options = $('option', $optgroup); |
| 3563 | for (i = 0, n = $options.length; i < n; i++) { |
| 3564 | addOption($options[i], id); |
| 3565 | } |
| 3566 | }; |
| 3567 | |
| 3568 | settings_element.maxItems = $input.attr('multiple') ? null : 1; |
| 3569 | |
| 3570 | $children = $input.children(); |
| 3571 | for (i = 0, n = $children.length; i < n; i++) { |
| 3572 | tagName = $children[i].tagName.toLowerCase(); |
| 3573 | if (tagName === 'optgroup') { |
| 3574 | addGroup($children[i]); |
| 3575 | } else if (tagName === 'option') { |
| 3576 | addOption($children[i]); |
| 3577 | } |
| 3578 | } |
| 3579 | }; |
| 3580 | |
| 3581 | return this.each(function() { |
| 3582 | if (this.selectize) return; |
| 3583 | |
| 3584 | var instance; |
| 3585 | var $input = $(this); |
| 3586 | var tag_name = this.tagName.toLowerCase(); |
| 3587 | var placeholder = $input.attr('placeholder') || $input.attr('data-placeholder'); |
| 3588 | if (!placeholder && !settings.allowEmptyOption) { |
| 3589 | placeholder = $input.children('option[value=""]').text(); |
| 3590 | } |
| 3591 | |
| 3592 | var settings_element = { |
| 3593 | 'placeholder' : placeholder, |
| 3594 | 'options' : [], |
| 3595 | 'optgroups' : [], |
| 3596 | 'items' : [] |
| 3597 | }; |
| 3598 | |
| 3599 | if (tag_name === 'select') { |
| 3600 | init_select($input, settings_element); |
| 3601 | } else { |
| 3602 | init_textbox($input, settings_element); |
| 3603 | } |
| 3604 | |
| 3605 | instance = new Selectize($input, $.extend(true, {}, defaults, settings_element, settings_user)); |
| 3606 | }); |
| 3607 | }; |
| 3608 | |
| 3609 | $.fn.selectize.defaults = Selectize.defaults; |
| 3610 | $.fn.selectize.support = { |
| 3611 | validity: SUPPORTS_VALIDITY_API |
| 3612 | }; |
| 3613 | |
| 3614 | |
| 3615 | Selectize.define("autofill_disable", function (options) { |
| 3616 | var self = this; |
| 3617 | |
| 3618 | self.setup = (function () { |
| 3619 | var original = self.setup; |
| 3620 | return function () { |
| 3621 | original.apply(self, arguments); |
| 3622 | |
| 3623 | // https://stackoverflow.com/questions/30053167/autocomplete-off-vs-false |
| 3624 | self.$control_input.attr({ autocomplete: "new-password", autofill: "no" }); |
| 3625 | }; |
| 3626 | })(); |
| 3627 | }); |
| 3628 | |
| 3629 | |
| 3630 | Selectize.define('drag_drop', function(options) { |
| 3631 | if (!$.fn.sortable) throw new Error('The "drag_drop" plugin requires jQuery UI "sortable".'); |
| 3632 | if (this.settings.mode !== 'multi') return; |
| 3633 | var self = this; |
| 3634 | |
| 3635 | self.lock = (function() { |
| 3636 | var original = self.lock; |
| 3637 | return function() { |
| 3638 | var sortable = self.$control.data('sortable'); |
| 3639 | if (sortable) sortable.disable(); |
| 3640 | return original.apply(self, arguments); |
| 3641 | }; |
| 3642 | })(); |
| 3643 | |
| 3644 | self.unlock = (function() { |
| 3645 | var original = self.unlock; |
| 3646 | return function() { |
| 3647 | var sortable = self.$control.data('sortable'); |
| 3648 | if (sortable) sortable.enable(); |
| 3649 | return original.apply(self, arguments); |
| 3650 | }; |
| 3651 | })(); |
| 3652 | |
| 3653 | self.setup = (function() { |
| 3654 | var original = self.setup; |
| 3655 | return function() { |
| 3656 | original.apply(this, arguments); |
| 3657 | |
| 3658 | var $control = self.$control.sortable({ |
| 3659 | items: '[data-value]', |
| 3660 | forcePlaceholderSize: true, |
| 3661 | disabled: self.isLocked, |
| 3662 | start: function(e, ui) { |
| 3663 | ui.placeholder.css('width', ui.helper.css('width')); |
| 3664 | $control.css({overflow: 'visible'}); |
| 3665 | }, |
| 3666 | stop: function() { |
| 3667 | $control.css({overflow: 'hidden'}); |
| 3668 | var active = self.$activeItems ? self.$activeItems.slice() : null; |
| 3669 | var values = []; |
| 3670 | $control.children('[data-value]').each(function() { |
| 3671 | values.push($(this).attr('data-value')); |
| 3672 | }); |
| 3673 | self.setValue(values); |
| 3674 | self.setActiveItem(active); |
| 3675 | } |
| 3676 | }); |
| 3677 | }; |
| 3678 | })(); |
| 3679 | |
| 3680 | }); |
| 3681 | |
| 3682 | Selectize.define('dropdown_header', function(options) { |
| 3683 | var self = this; |
| 3684 | |
| 3685 | options = $.extend({ |
| 3686 | title : 'Untitled', |
| 3687 | headerClass : 'selectize-dropdown-header', |
| 3688 | titleRowClass : 'selectize-dropdown-header-title', |
| 3689 | labelClass : 'selectize-dropdown-header-label', |
| 3690 | closeClass : 'selectize-dropdown-header-close', |
| 3691 | |
| 3692 | html: function(data) { |
| 3693 | return ( |
| 3694 | '<div class="' + data.headerClass + '">' + |
| 3695 | '<div class="' + data.titleRowClass + '">' + |
| 3696 | '<span class="' + data.labelClass + '">' + data.title + '</span>' + |
| 3697 | '<a href="javascript:void(0)" class="' + data.closeClass + '">×</a>' + |
| 3698 | '</div>' + |
| 3699 | '</div>' |
| 3700 | ); |
| 3701 | } |
| 3702 | }, options); |
| 3703 | |
| 3704 | self.setup = (function() { |
| 3705 | var original = self.setup; |
| 3706 | return function() { |
| 3707 | original.apply(self, arguments); |
| 3708 | self.$dropdown_header = $(options.html(options)); |
| 3709 | self.$dropdown.prepend(self.$dropdown_header); |
| 3710 | }; |
| 3711 | })(); |
| 3712 | |
| 3713 | }); |
| 3714 | |
| 3715 | Selectize.define('optgroup_columns', function(options) { |
| 3716 | var self = this; |
| 3717 | |
| 3718 | options = $.extend({ |
| 3719 | equalizeWidth : true, |
| 3720 | equalizeHeight : true |
| 3721 | }, options); |
| 3722 | |
| 3723 | this.getAdjacentOption = function($option, direction) { |
| 3724 | var $options = $option.closest('[data-group]').find('[data-selectable]'); |
| 3725 | var index = $options.index($option) + direction; |
| 3726 | |
| 3727 | return index >= 0 && index < $options.length ? $options.eq(index) : $(); |
| 3728 | }; |
| 3729 | |
| 3730 | this.onKeyDown = (function() { |
| 3731 | var original = self.onKeyDown; |
| 3732 | return function(e) { |
| 3733 | var index, $option, $options, $optgroup; |
| 3734 | |
| 3735 | if (this.isOpen && (e.keyCode === KEY_LEFT || e.keyCode === KEY_RIGHT)) { |
| 3736 | self.ignoreHover = true; |
| 3737 | $optgroup = this.$activeOption.closest('[data-group]'); |
| 3738 | index = $optgroup.find('[data-selectable]').index(this.$activeOption); |
| 3739 | |
| 3740 | if(e.keyCode === KEY_LEFT) { |
| 3741 | $optgroup = $optgroup.prev('[data-group]'); |
| 3742 | } else { |
| 3743 | $optgroup = $optgroup.next('[data-group]'); |
| 3744 | } |
| 3745 | |
| 3746 | $options = $optgroup.find('[data-selectable]'); |
| 3747 | $option = $options.eq(Math.min($options.length - 1, index)); |
| 3748 | if ($option.length) { |
| 3749 | this.setActiveOption($option); |
| 3750 | } |
| 3751 | return; |
| 3752 | } |
| 3753 | |
| 3754 | return original.apply(this, arguments); |
| 3755 | }; |
| 3756 | })(); |
| 3757 | |
| 3758 | var getScrollbarWidth = function() { |
| 3759 | var div; |
| 3760 | var width = getScrollbarWidth.width; |
| 3761 | var doc = document; |
| 3762 | |
| 3763 | if (typeof width === 'undefined') { |
| 3764 | div = doc.createElement('div'); |
| 3765 | div.innerHTML = '<div style="width:50px;height:50px;position:absolute;left:-50px;top:-50px;overflow:auto;"><div style="width:1px;height:100px;"></div></div>'; |
| 3766 | div = div.firstChild; |
| 3767 | doc.body.appendChild(div); |
| 3768 | width = getScrollbarWidth.width = div.offsetWidth - div.clientWidth; |
| 3769 | doc.body.removeChild(div); |
| 3770 | } |
| 3771 | return width; |
| 3772 | }; |
| 3773 | |
| 3774 | var equalizeSizes = function() { |
| 3775 | var i, n, height_max, width, width_last, width_parent, $optgroups; |
| 3776 | |
| 3777 | $optgroups = $('[data-group]', self.$dropdown_content); |
| 3778 | n = $optgroups.length; |
| 3779 | if (!n || !self.$dropdown_content.width()) return; |
| 3780 | |
| 3781 | if (options.equalizeHeight) { |
| 3782 | height_max = 0; |
| 3783 | for (i = 0; i < n; i++) { |
| 3784 | height_max = Math.max(height_max, $optgroups.eq(i).height()); |
| 3785 | } |
| 3786 | $optgroups.css({height: height_max}); |
| 3787 | } |
| 3788 | |
| 3789 | if (options.equalizeWidth) { |
| 3790 | width_parent = self.$dropdown_content.innerWidth() - getScrollbarWidth(); |
| 3791 | width = Math.round(width_parent / n); |
| 3792 | $optgroups.css({width: width}); |
| 3793 | if (n > 1) { |
| 3794 | width_last = width_parent - width * (n - 1); |
| 3795 | $optgroups.eq(n - 1).css({width: width_last}); |
| 3796 | } |
| 3797 | } |
| 3798 | }; |
| 3799 | |
| 3800 | if (options.equalizeHeight || options.equalizeWidth) { |
| 3801 | hook.after(this, 'positionDropdown', equalizeSizes); |
| 3802 | hook.after(this, 'refreshOptions', equalizeSizes); |
| 3803 | } |
| 3804 | |
| 3805 | |
| 3806 | }); |
| 3807 | |
| 3808 | Selectize.define('remove_button', function(options) { |
| 3809 | options = $.extend({ |
| 3810 | label : '×', |
| 3811 | title : 'Remove', |
| 3812 | className : 'remove', |
| 3813 | append : true |
| 3814 | }, options); |
| 3815 | |
| 3816 | var singleClose = function(thisRef, options) { |
| 3817 | |
| 3818 | options.className = 'remove-single'; |
| 3819 | |
| 3820 | var self = thisRef; |
| 3821 | var html = '<a href="javascript:void(0)" class="' + options.className + '" tabindex="-1" title="' + escape_html(options.title) + '">' + options.label + '</a>'; |
| 3822 | |
| 3823 | /** |
| 3824 | * Appends an element as a child (with raw HTML). |
| 3825 | * |
| 3826 | * @param {string} html_container |
| 3827 | * @param {string} html_element |
| 3828 | * @return {string} |
| 3829 | */ |
| 3830 | var append = function(html_container, html_element) { |
| 3831 | return $('<span>').append(html_container) |
| 3832 | .append(html_element); |
| 3833 | }; |
| 3834 | |
| 3835 | thisRef.setup = (function() { |
| 3836 | var original = self.setup; |
| 3837 | return function() { |
| 3838 | // override the item rendering method to add the button to each |
| 3839 | if (options.append) { |
| 3840 | var id = $(self.$input.context).attr('id'); |
| 3841 | var selectizer = $('#'+id); |
| 3842 | |
| 3843 | var render_item = self.settings.render.item; |
| 3844 | self.settings.render.item = function(data) { |
| 3845 | return append(render_item.apply(thisRef, arguments), html); |
| 3846 | }; |
| 3847 | } |
| 3848 | |
| 3849 | original.apply(thisRef, arguments); |
| 3850 | |
| 3851 | // add event listener |
| 3852 | thisRef.$control.on('click', '.' + options.className, function(e) { |
| 3853 | e.preventDefault(); |
| 3854 | if (self.isLocked) return; |
| 3855 | |
| 3856 | self.clear(); |
| 3857 | }); |
| 3858 | |
| 3859 | }; |
| 3860 | })(); |
| 3861 | }; |
| 3862 | |
| 3863 | var multiClose = function(thisRef, options) { |
| 3864 | |
| 3865 | var self = thisRef; |
| 3866 | var html = '<a href="javascript:void(0)" class="' + options.className + '" tabindex="-1" title="' + escape_html(options.title) + '">' + options.label + '</a>'; |
| 3867 | |
| 3868 | /** |
| 3869 | * Appends an element as a child (with raw HTML). |
| 3870 | * |
| 3871 | * @param {string} html_container |
| 3872 | * @param {string} html_element |
| 3873 | * @return {string} |
| 3874 | */ |
| 3875 | var append = function(html_container, html_element) { |
| 3876 | var pos = html_container.search(/(<\/[^>]+>\s*)$/); |
| 3877 | return html_container.substring(0, pos) + html_element + html_container.substring(pos); |
| 3878 | }; |
| 3879 | |
| 3880 | thisRef.setup = (function() { |
| 3881 | var original = self.setup; |
| 3882 | return function() { |
| 3883 | // override the item rendering method to add the button to each |
| 3884 | if (options.append) { |
| 3885 | var render_item = self.settings.render.item; |
| 3886 | self.settings.render.item = function(data) { |
| 3887 | return append(render_item.apply(thisRef, arguments), html); |
| 3888 | }; |
| 3889 | } |
| 3890 | |
| 3891 | original.apply(thisRef, arguments); |
| 3892 | |
| 3893 | // add event listener |
| 3894 | thisRef.$control.on('click', '.' + options.className, function(e) { |
| 3895 | e.preventDefault(); |
| 3896 | if (self.isLocked) return; |
| 3897 | |
| 3898 | var $item = $(e.currentTarget).parent(); |
| 3899 | self.setActiveItem($item); |
| 3900 | if (self.deleteSelection()) { |
| 3901 | self.setCaret(self.items.length); |
| 3902 | } |
| 3903 | return false; |
| 3904 | }); |
| 3905 | |
| 3906 | }; |
| 3907 | })(); |
| 3908 | }; |
| 3909 | |
| 3910 | if (this.settings.mode === 'single') { |
| 3911 | singleClose(this, options); |
| 3912 | return; |
| 3913 | } else { |
| 3914 | multiClose(this, options); |
| 3915 | } |
| 3916 | }); |
| 3917 | |
| 3918 | |
| 3919 | Selectize.define('restore_on_backspace', function(options) { |
| 3920 | var self = this; |
| 3921 | |
| 3922 | options.text = options.text || function(option) { |
| 3923 | return option[this.settings.labelField]; |
| 3924 | }; |
| 3925 | |
| 3926 | this.onKeyDown = (function() { |
| 3927 | var original = self.onKeyDown; |
| 3928 | return function(e) { |
| 3929 | var index, option; |
| 3930 | if (e.keyCode === KEY_BACKSPACE && this.$control_input.val() === '' && !this.$activeItems.length) { |
| 3931 | index = this.caretPos - 1; |
| 3932 | if (index >= 0 && index < this.items.length) { |
| 3933 | option = this.options[this.items[index]]; |
| 3934 | if (this.deleteSelection(e)) { |
| 3935 | this.setTextboxValue(options.text.apply(this, [option])); |
| 3936 | this.refreshOptions(true); |
| 3937 | } |
| 3938 | e.preventDefault(); |
| 3939 | return; |
| 3940 | } |
| 3941 | } |
| 3942 | return original.apply(this, arguments); |
| 3943 | }; |
| 3944 | })(); |
| 3945 | }); |
| 3946 | |
| 3947 | |
| 3948 | return Selectize; |
| 3949 | })); |