modules/luci-base/htdocs/luci-static/resources/cbi.js

   1 /*
   2         LuCI - Lua Configuration Interface
   3
   4         Copyright 2008 Steven Barth <steven@midlink.org>
   5         Copyright 2008-2012 Jo-Philipp Wich <jow@openwrt.org>
   6
   7         Licensed under the Apache License, Version 2.0 (the "License");
   8         you may not use this file except in compliance with the License.
   9         You may obtain a copy of the License at
  10
  11         http://www.apache.org/licenses/LICENSE-2.0
  12 */
  13
  14 var cbi_d = [];
  15 var cbi_t = [];
  16 var cbi_strings = { path: {}, label: {} };
  17
  18 function sfh(s) {
  19         if (s === null || s.length === 0)
  20                 return null;
  21
  22         var hash = (s.length >>> 0),
  23             len = (s.length >>> 2),
  24             off = 0, tmp;
  25
  26         while (len--) {
  27                 hash += ((s.charCodeAt(off + 1) << 8) + s.charCodeAt(off)) >>> 0;
  28                 tmp   = ((((s.charCodeAt(off + 3) << 8) + s.charCodeAt(off + 2)) << 11) ^ hash) >>> 0;
  29                 hash  = ((hash << 16) ^ tmp) >>> 0;
  30                 hash += hash >>> 11;
  31                 off  += 4;
  32         }
  33
  34         switch ((s.length & 3) >>> 0) {
  35         case 3:
  36                 hash += ((s.charCodeAt(off + 1) << 8) + s.charCodeAt(off)) >>> 0;
  37                 hash  = (hash ^ (hash << 16)) >>> 0;
  38                 hash  = (hash ^ (s.charCodeAt(off + 2) << 18)) >>> 0;
  39                 hash += hash >> 11;
  40                 break;
  41
  42         case 2:
  43                 hash += ((s.charCodeAt(off + 1) << 8) + s.charCodeAt(off)) >>> 0;
  44                 hash  = (hash ^ (hash << 11)) >>> 0;
  45                 hash += hash >>> 17;
  46                 break;
  47
  48         case 1:
  49                 hash += s.charCodeAt(off);
  50                 hash  = (hash ^ (hash << 10)) >>> 0;
  51                 hash += hash >>> 1;
  52                 break;
  53         }
  54
  55         hash  = (hash ^ (hash << 3)) >>> 0;
  56         hash += hash >>> 5;
  57         hash  = (hash ^ (hash << 4)) >>> 0;
  58         hash += hash >>> 17;
  59         hash  = (hash ^ (hash << 25)) >>> 0;
  60         hash += hash >>> 6;
  61
  62         return (0x100000000 + hash).toString(16).substr(1);
  63 }
  64
  65 function _(s) {
  66         return (window.TR && TR[sfh(s)]) || s;
  67 }
  68
  69 function Int(x) {
  70         return (/^-?\d+$/.test(x) ? +x : NaN);
  71 }
  72
  73 function Dec(x) {
  74         return (/^-?\d+(?:\.\d+)?$/.test(x) ? +x : NaN);
  75 }
  76
  77 function IPv4(x) {
  78         if (!x.match(/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/))
  79                 return null;
  80
  81         if (RegExp.$1 > 255 || RegExp.$2 > 255 || RegExp.$3 > 255 || RegExp.$4 > 255)
  82                 return null;
  83
  84         return [ +RegExp.$1, +RegExp.$2, +RegExp.$3, +RegExp.$4 ];
  85 }
  86
  87 function IPv6(x) {
  88         if (x.match(/^([a-fA-F0-9:]+):(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})$/)) {
  89                 var v6 = RegExp.$1, v4 = IPv4(RegExp.$2);
  90
  91                 if (!v4)
  92                         return null;
  93
  94                 x = v6 + ':' + (v4[0] * 256 + v4[1]).toString(16)
  95                        + ':' + (v4[2] * 256 + v4[3]).toString(16);
  96         }
  97
  98         if (!x.match(/^[a-fA-F0-9:]+$/))
  99                 return null;
 100
 101         var prefix_suffix = x.split(/::/);
 102
 103         if (prefix_suffix.length > 2)
 104                 return null;
 105
 106         var prefix = (prefix_suffix[0] || '0').split(/:/);
 107         var suffix = prefix_suffix.length > 1 ? (prefix_suffix[1] || '0').split(/:/) : [];
 108
 109         if (suffix.length ? (prefix.length + suffix.length > 7)
 110                           : ((prefix_suffix.length < 2 && prefix.length < 8) || prefix.length > 8))
 111                 return null;
 112
 113         var i, word;
 114         var words = [];
 115
 116         for (i = 0, word = parseInt(prefix[0], 16); i < prefix.length; word = parseInt(prefix[++i], 16))
 117                 if (prefix[i].length <= 4 && !isNaN(word) && word <= 0xFFFF)
 118                         words.push(word);
 119                 else
 120                         return null;
 121
 122         for (i = 0; i < (8 - prefix.length - suffix.length); i++)
 123                 words.push(0);
 124
 125         for (i = 0, word = parseInt(suffix[0], 16); i < suffix.length; word = parseInt(suffix[++i], 16))
 126                 if (suffix[i].length <= 4 && !isNaN(word) && word <= 0xFFFF)
 127                         words.push(word);
 128                 else
 129                         return null;
 130
 131         return words;
 132 }
 133
 134 var CBIValidatorPrototype = {
 135         apply: function(name, value, args) {
 136                 var func;
 137
 138                 if (typeof(name) === 'function')
 139                         func = name;
 140                 else if (typeof(this.types[name]) === 'function')
 141                         func = this.types[name];
 142                 else
 143                         return false;
 144
 145                 if (value !== undefined && value !== null)
 146                         this.value = value;
 147
 148                 return func.apply(this, args);
 149         },
 150
 151         assert: function(condition, message) {
 152                 if (!condition) {
 153                         this.field.classList.add('cbi-input-invalid');
 154                         this.error = message;
 155                         return false;
 156                 }
 157
 158                 this.field.classList.remove('cbi-input-invalid');
 159                 this.error = null;
 160                 return true;
 161         },
 162
 163         compile: function(code) {
 164                 var pos = 0;
 165                 var esc = false;
 166                 var depth = 0;
 167                 var stack = [ ];
 168
 169                 code += ',';
 170
 171                 for (var i = 0; i < code.length; i++) {
 172                         if (esc) {
 173                                 esc = false;
 174                                 continue;
 175                         }
 176
 177                         switch (code.charCodeAt(i))
 178                         {
 179                         case 92:
 180                                 esc = true;
 181                                 break;
 182
 183                         case 40:
 184                         case 44:
 185                                 if (depth <= 0) {
 186                                         if (pos < i) {
 187                                                 var label = code.substring(pos, i);
 188                                                         label = label.replace(/\\(.)/g, '$1');
 189                                                         label = label.replace(/^[ \t]+/g, '');
 190                                                         label = label.replace(/[ \t]+$/g, '');
 191
 192                                                 if (label && !isNaN(label)) {
 193                                                         stack.push(parseFloat(label));
 194                                                 }
 195                                                 else if (label.match(/^(['"]).*\1$/)) {
 196                                                         stack.push(label.replace(/^(['"])(.*)\1$/, '$2'));
 197                                                 }
 198                                                 else if (typeof this.types[label] == 'function') {
 199                                                         stack.push(this.types[label]);
 200                                                         stack.push(null);
 201                                                 }
 202                                                 else {
 203                                                         throw "Syntax error, unhandled token '"+label+"'";
 204                                                 }
 205                                         }
 206
 207                                         pos = i+1;
 208                                 }
 209
 210                                 depth += (code.charCodeAt(i) == 40);
 211                                 break;
 212
 213                         case 41:
 214                                 if (--depth <= 0) {
 215                                         if (typeof stack[stack.length-2] != 'function')
 216                                                 throw "Syntax error, argument list follows non-function";
 217
 218                                         stack[stack.length-1] = this.compile(code.substring(pos, i));
 219                                         pos = i+1;
 220                                 }
 221
 222                                 break;
 223                         }
 224                 }
 225
 226                 return stack;
 227         },
 228
 229         validate: function() {
 230                 /* element is detached */
 231                 if (!this.field.form)
 232                         return true;
 233
 234                 this.field.classList.remove('cbi-input-invalid');
 235                 this.value = matchesElem(this.field, 'select') ? this.field.options[this.field.selectedIndex].value : this.field.value;
 236                 this.error = null;
 237
 238                 var valid;
 239
 240                 if (this.value.length === 0)
 241                         valid = this.assert(this.optional, _('non-empty value'));
 242                 else
 243                         valid = this.vstack[0].apply(this, this.vstack[1]);
 244
 245                 if (!valid) {
 246                         this.field.setAttribute('data-tooltip', 'Expecting ' + this.error);
 247                         this.field.setAttribute('data-tooltip-style', 'error');
 248                         this.field.dispatchEvent(new CustomEvent('validation-failure', { bubbles: true }));
 249                 }
 250                 else {
 251                         this.field.removeAttribute('data-tooltip');
 252                         this.field.removeAttribute('data-tooltip-style');
 253                         this.field.dispatchEvent(new CustomEvent('validation-success', { bubbles: true }));
 254                 }
 255
 256                 return valid;
 257         },
 258
 259         types: {
 260                 integer: function() {
 261                         return this.assert(Int(this.value) !== NaN, _('valid integer value'));
 262                 },
 263
 264                 uinteger: function() {
 265                         return this.assert(Int(this.value) >= 0, _('positive integer value'));
 266                 },
 267
 268                 float: function() {
 269                         return this.assert(Dec(this.value) !== NaN, _('valid decimal value'));
 270                 },
 271
 272                 ufloat: function() {
 273                         return this.assert(Dec(this.value) >= 0, _('positive decimal value'));
 274                 },
 275
 276                 ipaddr: function(nomask) {
 277                         return this.assert(this.apply('ip4addr', null, [nomask]) || this.apply('ip6addr', null, [nomask]),
 278                                 nomask ? _('valid IP address') : _('valid IP address or prefix'));
 279                 },
 280
 281                 ip4addr: function(nomask) {
 282                         var re = nomask ? /^(\d+\.\d+\.\d+\.\d+)$/ : /^(\d+\.\d+\.\d+\.\d+)(?:\/(\d+\.\d+\.\d+\.\d+)|\/(\d{1,2}))?$/,
 283                             m = this.value.match(re);
 284
 285                         return this.assert(m && IPv4(m[1]) && (m[2] ? IPv4(m[2]) : (m[3] ? this.apply('ip4prefix', m[3]) : true)),
 286                                 nomask ? _('valid IPv4 address') : _('valid IPv4 address or network'));
 287                 },
 288
 289                 ip6addr: function(nomask) {
 290                         var re = nomask ? /^([0-9a-fA-F:.]+)$/ : /^([0-9a-fA-F:.]+)(?:\/(\d{1,3}))?$/,
 291                             m = this.value.match(re);
 292
 293                         return this.assert(m && IPv6(m[1]) && (m[2] ? this.apply('ip6prefix', m[2]) : true),
 294                                 nomask ? _('valid IPv6 address') : _('valid IPv6 address or prefix'));
 295                 },
 296
 297                 ip4prefix: function() {
 298                         return this.assert(!isNaN(this.value) && this.value >= 0 && this.value <= 32,
 299                                 _('valid IPv4 prefix value (0-32)'));
 300                 },
 301
 302                 ip6prefix: function() {
 303                         return this.assert(!isNaN(this.value) && this.value >= 0 && this.value <= 128,
 304                                 _('valid IPv6 prefix value (0-128)'));
 305                 },
 306
 307                 cidr: function() {
 308                         return this.assert(this.apply('cidr4') || this.apply('cidr6'), _('valid IPv4 or IPv6 CIDR'));
 309                 },
 310
 311                 cidr4: function() {
 312                         var m = this.value.match(/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\/(\d{1,2})$/);
 313                         return this.assert(m && IPv4(m[1]) && this.apply('ip4prefix', m[2]), _('valid IPv4 CIDR'));
 314                 },
 315
 316                 cidr6: function() {
 317                         var m = this.value.match(/^([0-9a-fA-F:.]+)\/(\d{1,3})$/);
 318                         return this.assert(m && IPv6(m[1]) && this.apply('ip6prefix', m[2]), _('valid IPv6 CIDR'));
 319                 },
 320
 321                 ipnet4: function() {
 322                         var m = this.value.match(/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})\/(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})$/);
 323                         return this.assert(m && IPv4(m[1]) && IPv4(m[2]), _('IPv4 network in address/netmask notation'));
 324                 },
 325
 326                 ipnet6: function() {
 327                         var m = this.value.match(/^([0-9a-fA-F:.]+)\/([0-9a-fA-F:.]+)$/);
 328                         return this.assert(m && IPv6(m[1]) && IPv6(m[2]), _('IPv6 network in address/netmask notation'));
 329                 },
 330
 331                 ip6hostid: function() {
 332                         if (this.value == "eui64" || this.value == "random")
 333                                 return true;
 334
 335                         var v6 = IPv6(this.value);
 336                         return this.assert(!(!v6 || v6[0] || v6[1] || v6[2] || v6[3]), _('valid IPv6 host id'));
 337                 },
 338
 339                 ipmask: function() {
 340                         return this.assert(this.apply('ipmask4') || this.apply('ipmask6'),
 341                                 _('valid network in address/netmask notation'));
 342                 },
 343
 344                 ipmask4: function() {
 345                         return this.assert(this.apply('cidr4') || this.apply('ipnet4') || this.apply('ip4addr'),
 346                                 _('valid IPv4 network'));
 347                 },
 348
 349                 ipmask6: function() {
 350                         return this.assert(this.apply('cidr6') || this.apply('ipnet6') || this.apply('ip6addr'),
 351                                 _('valid IPv6 network'));
 352                 },
 353
 354                 port: function() {
 355                         var p = Int(this.value);
 356                         return this.assert(p >= 0 && p <= 65535, _('valid port value'));
 357                 },
 358
 359                 portrange: function() {
 360                         if (this.value.match(/^(\d+)-(\d+)$/)) {
 361                                 var p1 = +RegExp.$1;
 362                                 var p2 = +RegExp.$2;
 363                                 return this.assert(p1 <= p2 && p2 <= 65535,
 364                                         _('valid port or port range (port1-port2)'));
 365                         }
 366
 367                         return this.assert(this.apply('port'), _('valid port or port range (port1-port2)'));
 368                 },
 369
 370                 macaddr: function() {
 371                         return this.assert(this.value.match(/^([a-fA-F0-9]{2}:){5}[a-fA-F0-9]{2}$/) != null,
 372                                 _('valid MAC address'));
 373                 },
 374
 375                 host: function(ipv4only) {
 376                         return this.assert(this.apply('hostname') || this.apply(ipv4only == 1 ? 'ip4addr' : 'ipaddr'),
 377                                 _('valid hostname or IP address'));
 378                 },
 379
 380                 hostname: function(strict) {
 381                         if (this.value.length <= 253)
 382                                 return this.assert(
 383                                         (this.value.match(/^[a-zA-Z0-9_]+$/) != null ||
 384                                                 (this.value.match(/^[a-zA-Z0-9_][a-zA-Z0-9_\-.]*[a-zA-Z0-9]$/) &&
 385                                                  this.value.match(/[^0-9.]/))) &&
 386                                         (!strict || !this.value.match(/^_/)),
 387                                         _('valid hostname'));
 388
 389                         return this.assert(false, _('valid hostname'));
 390                 },
 391
 392                 network: function() {
 393                         return this.assert(this.apply('uciname') || this.apply('host'),
 394                                 _('valid UCI identifier, hostname or IP address'));
 395                 },
 396
 397                 hostport: function(ipv4only) {
 398                         var hp = this.value.split(/:/);
 399                         return this.assert(hp.length == 2 && this.apply('host', hp[0], [ipv4only]) && this.apply('port', hp[1]),
 400                                 _('valid host:port'));
 401                 },
 402
 403                 ip4addrport: function() {
 404                         var hp = this.value.split(/:/);
 405                         return this.assert(hp.length == 2 && this.apply('ip4addr', hp[0], [true]) && this.apply('port', hp[1]),
 406                                 _('valid IPv4 address:port'));
 407                 },
 408
 409                 ipaddrport: function(bracket) {
 410                         var m4 = this.value.match(/^([^\[\]:]+):(\d+)$/),
 411                             m6 = this.value.match((bracket == 1) ? /^\[(.+)\]:(\d+)$/ : /^([^\[\]]+):(\d+)$/);
 412
 413                         if (m4)
 414                                 return this.assert(this.apply('ip4addr', m4[0], [true]) && this.apply('port', m4[1]),
 415                                         _('valid address:port'));
 416
 417                         return this.assert(m6 && this.apply('ip6addr', m6[0], [true]) && this.apply('port', m6[1]),
 418                                 _('valid address:port'));
 419                 },
 420
 421                 wpakey: function() {
 422                         var v = this.value;
 423
 424                         if (v.length == 64)
 425                                 return this.assert(v.match(/^[a-fA-F0-9]{64}$/), _('valid hexadecimal WPA key'));
 426
 427                         return this.assert((v.length >= 8) && (v.length <= 63), _('key between 8 and 63 characters'));
 428                 },
 429
 430                 wepkey: function() {
 431                         var v = this.value;
 432
 433                         if (v.substr(0, 2) === 's:')
 434                                 v = v.substr(2);
 435
 436                         if ((v.length == 10) || (v.length == 26))
 437                                 return this.assert(v.match(/^[a-fA-F0-9]{10,26}$/), _('valid hexadecimal WEP key'));
 438
 439                         return this.assert((v.length === 5) || (v.length === 13), _('key with either 5 or 13 characters'));
 440                 },
 441
 442                 uciname: function() {
 443                         return this.assert(this.value.match(/^[a-zA-Z0-9_]+$/), _('valid UCI identifier'));
 444                 },
 445
 446                 range: function(min, max) {
 447                         var val = Dec(this.value);
 448                         return this.assert(val >= +min && val <= +max, _('value between %f and %f').format(min, max));
 449                 },
 450
 451                 min: function(min) {
 452                         return this.assert(Dec(this.value) >= +min, _('value greater or equal to %f').format(min));
 453                 },
 454
 455                 max: function(max) {
 456                         return this.assert(Dec(this.value) <= +max, _('value smaller or equal to %f').format(max));
 457                 },
 458
 459                 rangelength: function(min, max) {
 460                         var val = '' + this.value;
 461                         return this.assert((val.length >= +min) && (val.length <= +max),
 462                                 _('value between %d and %d characters').format(min, max));
 463                 },
 464
 465                 minlength: function(min) {
 466                         return this.assert((''+this.value).length >= +min,
 467                                 _('value with at least %d characters').format(min));
 468                 },
 469
 470                 maxlength: function(max) {
 471                         return this.assert((''+this.value).length <= +max,
 472                                 _('value with at most %d characters').format(max));
 473                 },
 474
 475                 or: function() {
 476                         var errors = [];
 477
 478                         for (var i = 0; i < arguments.length; i += 2) {
 479                                 if (typeof arguments[i] != 'function') {
 480                                         if (arguments[i] == this.value)
 481                                                 return this.assert(true);
 482                                         errors.push('"%s"'.format(arguments[i]));
 483                                         i--;
 484                                 }
 485                                 else if (arguments[i].apply(this, arguments[i+1])) {
 486                                         return this.assert(true);
 487                                 }
 488                                 else {
 489                                         errors.push(this.error);
 490                                 }
 491                         }
 492
 493                         return this.assert(false, _('one of:\n - %s'.format(errors.join('\n - '))));
 494                 },
 495
 496                 and: function() {
 497                         for (var i = 0; i < arguments.length; i += 2) {
 498                                 if (typeof arguments[i] != 'function') {
 499                                         if (arguments[i] != this.value)
 500                                                 return this.assert(false, '"%s"'.format(arguments[i]));
 501                                         i--;
 502                                 }
 503                                 else if (!arguments[i].apply(this, arguments[i+1])) {
 504                                         return this.assert(false, this.error);
 505                                 }
 506                         }
 507
 508                         return this.assert(true);
 509                 },
 510
 511                 neg: function() {
 512                         return this.apply('or', this.value.replace(/^[ \t]*![ \t]*/, ''), arguments);
 513                 },
 514
 515                 list: function(subvalidator, subargs) {
 516                         this.field.setAttribute('data-is-list', 'true');
 517
 518                         var tokens = this.value.match(/[^ \t]+/g);
 519                         for (var i = 0; i < tokens.length; i++)
 520                                 if (!this.apply(subvalidator, tokens[i], subargs))
 521                                         return this.assert(false, this.error);
 522
 523                         return this.assert(true);
 524                 },
 525
 526                 phonedigit: function() {
 527                         return this.assert(this.value.match(/^[0-9\*#!\.]+$/),
 528                                 _('valid phone digit (0-9, "*", "#", "!" or ".")'));
 529                 },
 530
 531                 timehhmmss: function() {
 532                         return this.assert(this.value.match(/^[0-6][0-9]:[0-6][0-9]:[0-6][0-9]$/),
 533                                 _('valid time (HH:MM:SS'));
 534                 },
 535
 536                 dateyyyymmdd: function() {
 537                         if (this.value.match(/^(\d\d\d\d)-(\d\d)-(\d\d)/)) {
 538                                 var year  = +RegExp.$1,
 539                                     month = +RegExp.$2,
 540                                     day   = +RegExp.$3,
 541                                     days_in_month = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ];
 542
 543                                 function is_leap_year(year) {
 544                                         return ((!(year % 4) && (year % 100)) || !(year % 400));
 545                                 }
 546
 547                                 function get_days_in_month(month, year) {
 548                                         return (month === 2 && is_leap_year(year)) ? 29 : days_in_month[month - 1];
 549                                 }
 550
 551                                 /* Firewall rules in the past don't make sense */
 552                                 return this.assert(year >= 2015 && month && month <= 12 && day && day <= get_days_in_month(month, year),
 553                                         _('valid date (YYYY-MM-DD)'));
 554
 555                         }
 556
 557                         return this.assert(false, _('valid date (YYYY-MM-DD)'));
 558                 },
 559
 560                 unique: function(subvalidator, subargs) {
 561                         var ctx = this,
 562                                 option = findParent(ctx.field, '[data-type][data-name]'),
 563                             section = findParent(option, '.cbi-section'),
 564                             query = '[data-type="%s"][data-name="%s"]'.format(option.getAttribute('data-type'), option.getAttribute('data-name')),
 565                             unique = true;
 566
 567                         section.querySelectorAll(query).forEach(function(sibling) {
 568                                 if (sibling === option)
 569                                         return;
 570
 571                                 var input = sibling.querySelector('[data-type]'),
 572                                     values = input.getAttribute('data-is-list') ? input.value.match(/[^ \t]+/g) : [ input.value ];
 573
 574                                 if (values !== null && values.indexOf(ctx.value) !== -1)
 575                                         unique = false;
 576                         });
 577
 578                         if (!unique)
 579                                 return this.assert(false, _('unique value'));
 580
 581                         if (typeof(subvalidator) === 'function')
 582                                 return this.apply(subvalidator, undefined, subargs);
 583
 584                         return this.assert(true);
 585                 }
 586         }
 587 };
 588
 589 function CBIValidator(field, type, optional)
 590 {
 591         this.field = field;
 592         this.optional = optional;
 593         this.vstack = this.compile(type);
 594 }
 595
 596 CBIValidator.prototype = CBIValidatorPrototype;
 597
 598
 599 function cbi_d_add(field, dep, index) {
 600         var obj = (typeof(field) === 'string') ? document.getElementById(field) : field;
 601         if (obj) {
 602                 var entry
 603                 for (var i=0; i<cbi_d.length; i++) {
 604                         if (cbi_d[i].id == obj.id) {
 605                                 entry = cbi_d[i];
 606                                 break;
 607                         }
 608                 }
 609                 if (!entry) {
 610                         entry = {
 611                                 "node": obj,
 612                                 "id": obj.id,
 613                                 "parent": obj.parentNode.id,
 614                                 "deps": [],
 615                                 "index": index
 616                         };
 617                         cbi_d.unshift(entry);
 618                 }
 619                 entry.deps.push(dep)
 620         }
 621 }
 622
 623 function cbi_d_checkvalue(target, ref) {
 624         var value = null,
 625             query = 'input[id="'+target+'"], input[name="'+target+'"], ' +
 626                     'select[id="'+target+'"], select[name="'+target+'"]';
 627
 628         document.querySelectorAll(query).forEach(function(i) {
 629                 if (value === null && ((i.type !== 'radio' && i.type !== 'checkbox') || i.checked === true))
 630                         value = i.value;
 631         });
 632
 633         return (((value !== null) ? value : "") == ref);
 634 }
 635
 636 function cbi_d_check(deps) {
 637         var reverse;
 638         var def = false;
 639         for (var i=0; i<deps.length; i++) {
 640                 var istat = true;
 641                 reverse = false;
 642                 for (var j in deps[i]) {
 643                         if (j == "!reverse") {
 644                                 reverse = true;
 645                         } else if (j == "!default") {
 646                                 def = true;
 647                                 istat = false;
 648                         } else {
 649                                 istat = (istat && cbi_d_checkvalue(j, deps[i][j]))
 650                         }
 651                 }
 652
 653                 if (istat ^ reverse) {
 654                         return true;
 655                 }
 656         }
 657         return def;
 658 }
 659
 660 function cbi_d_update() {
 661         var state = false;
 662         for (var i=0; i<cbi_d.length; i++) {
 663                 var entry = cbi_d[i];
 664                 var node  = document.getElementById(entry.id);
 665                 var parent = document.getElementById(entry.parent);
 666
 667                 if (node && node.parentNode && !cbi_d_check(entry.deps)) {
 668                         node.parentNode.removeChild(node);
 669                         state = true;
 670                 }
 671                 else if (parent && (!node || !node.parentNode) && cbi_d_check(entry.deps)) {
 672                         var next = undefined;
 673
 674                         for (next = parent.firstChild; next; next = next.nextSibling) {
 675                                 if (next.getAttribute && parseInt(next.getAttribute('data-index'), 10) > entry.index)
 676                                         break;
 677                         }
 678
 679                         if (!next)
 680                                 parent.appendChild(entry.node);
 681                         else
 682                                 parent.insertBefore(entry.node, next);
 683
 684                         state = true;
 685                 }
 686
 687                 // hide optionals widget if no choices remaining
 688                 if (parent && parent.parentNode && parent.getAttribute('data-optionals'))
 689                         parent.parentNode.style.display = (parent.options.length <= 1) ? 'none' : '';
 690         }
 691
 692         if (entry && entry.parent) {
 693                 if (!cbi_t_update())
 694                         cbi_tag_last(parent);
 695         }
 696
 697         if (state)
 698                 cbi_d_update();
 699 }
 700
 701 function cbi_init() {
 702         var nodes;
 703
 704         nodes = document.querySelectorAll('[data-strings]');
 705
 706         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 707                 var str = JSON.parse(node.getAttribute('data-strings'));
 708                 for (var key in str) {
 709                         for (var key2 in str[key]) {
 710                                 var dst = cbi_strings[key] || (cbi_strings[key] = { });
 711                                     dst[key2] = str[key][key2];
 712                         }
 713                 }
 714         }
 715
 716         nodes = document.querySelectorAll('[data-depends]');
 717
 718         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 719                 var index = parseInt(node.getAttribute('data-index'), 10);
 720                 var depends = JSON.parse(node.getAttribute('data-depends'));
 721                 if (!isNaN(index) && depends.length > 0) {
 722                         for (var alt = 0; alt < depends.length; alt++)
 723                                 cbi_d_add(node, depends[alt], index);
 724                 }
 725         }
 726
 727         nodes = document.querySelectorAll('[data-update]');
 728
 729         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 730                 var events = node.getAttribute('data-update').split(' ');
 731                 for (var j = 0, event; (event = events[j]) !== undefined; j++)
 732                         node.addEventListener(event, cbi_d_update);
 733         }
 734
 735         nodes = document.querySelectorAll('[data-choices]');
 736
 737         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 738                 var choices = JSON.parse(node.getAttribute('data-choices'));
 739                 var options = {};
 740
 741                 for (var j = 0; j < choices[0].length; j++)
 742                         options[choices[0][j]] = choices[1][j];
 743
 744                 var def = (node.getAttribute('data-optional') === 'true')
 745                         ? node.placeholder || '' : null;
 746
 747                 cbi_combobox_init(node, options, def,
 748                                   node.getAttribute('data-manual'));
 749         }
 750
 751         nodes = document.querySelectorAll('[data-dynlist]');
 752
 753         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 754                 var choices = JSON.parse(node.getAttribute('data-dynlist'));
 755                 var options = null;
 756
 757                 if (choices[0] && choices[0].length) {
 758                         options = {};
 759
 760                         for (var j = 0; j < choices[0].length; j++)
 761                                 options[choices[0][j]] = choices[1][j];
 762                 }
 763
 764                 cbi_dynlist_init(node, choices[2], choices[3], options);
 765         }
 766
 767         nodes = document.querySelectorAll('[data-type]');
 768
 769         for (var i = 0, node; (node = nodes[i]) !== undefined; i++) {
 770                 cbi_validate_field(node, node.getAttribute('data-optional') === 'true',
 771                                    node.getAttribute('data-type'));
 772         }
 773
 774         document.querySelectorAll('.cbi-dropdown').forEach(function(s) {
 775                 cbi_dropdown_init(s);
 776         });
 777
 778         document.querySelectorAll('.cbi-tooltip:not(:empty)').forEach(function(s) {
 779                 s.parentNode.classList.add('cbi-tooltip-container');
 780         });
 781
 782         document.querySelectorAll('.cbi-section-remove > input[name^="cbi.rts"]').forEach(function(i) {
 783                 var handler = function(ev) {
 784                         var bits = this.name.split(/\./),
 785                             section = document.getElementById('cbi-' + bits[2] + '-' + bits[3]);
 786
 787                     section.style.opacity = (ev.type === 'mouseover') ? 0.5 : '';
 788                 };
 789
 790                 i.addEventListener('mouseover', handler);
 791                 i.addEventListener('mouseout', handler);
 792         });
 793
 794         cbi_d_update();
 795 }
 796
 797 function cbi_combobox_init(id, values, def, man) {
 798         var obj = (typeof(id) === 'string') ? document.getElementById(id) : id;
 799         var sb = E('div', {
 800                 'name': obj.name,
 801                 'class': 'cbi-dropdown',
 802                 'display-items': 5,
 803                 'optional': obj.getAttribute('data-optional'),
 804                 'placeholder': _('-- Please choose --')
 805         }, [ E('ul') ]);
 806
 807         if (!(obj.value in values) && obj.value.length) {
 808                 sb.lastElementChild.appendChild(E('li', {
 809                         'data-value': obj.value,
 810                         'selected': ''
 811                 }, obj.value.length ? obj.value : (def || _('-- Please choose --'))));
 812         }
 813
 814         for (var i in values) {
 815                 sb.lastElementChild.appendChild(E('li', {
 816                         'data-value': i,
 817                         'selected': (i == obj.value) ? '' : null
 818                 }, values[i]));
 819         }
 820
 821         sb.lastElementChild.appendChild(E('li', { 'data-value': '-' }, [
 822                 E('input', {
 823                         'type': 'text',
 824                         'class': 'create-item-input',
 825                         'data-type': obj.getAttribute('data-type'),
 826                         'data-optional': true,
 827                         'placeholder': (man || _('-- custom --'))
 828                 })
 829         ]));
 830
 831         obj.parentNode.replaceChild(sb, obj);
 832 }
 833
 834 function cbi_filebrowser(id, defpath) {
 835         var field   = document.getElementById(id);
 836         var browser = window.open(
 837                 cbi_strings.path.browser + ( field.value || defpath || '' ) + '?field=' + id,
 838                 "luci_filebrowser", "width=300,height=400,left=100,top=200,scrollbars=yes"
 839         );
 840
 841         browser.focus();
 842 }
 843
 844 function cbi_browser_init(id, resource, defpath)
 845 {
 846         function cbi_browser_btnclick(e) {
 847                 cbi_filebrowser(id, defpath);
 848                 return false;
 849         }
 850
 851         var field = document.getElementById(id);
 852
 853         var btn = document.createElement('img');
 854         btn.className = 'cbi-image-button';
 855         btn.src = (resource || cbi_strings.path.resource) + '/cbi/folder.gif';
 856         field.parentNode.insertBefore(btn, field.nextSibling);
 857
 858         btn.addEventListener('click', cbi_browser_btnclick);
 859 }
 860
 861 CBIDynamicList = {
 862         addItem: function(dl, value, text, flash) {
 863                 var exists = false,
 864                     new_item = E('div', { 'class': flash ? 'item flash' : 'item', 'tabindex': 0 }, [
 865                                 E('span', {}, text || value),
 866                                 E('input', {
 867                                         'type': 'hidden',
 868                                         'name': dl.getAttribute('data-prefix'),
 869                                         'value': value })]);
 870
 871                 dl.querySelectorAll('.item, .add-item').forEach(function(item) {
 872                         if (exists)
 873                                 return;
 874
 875                         var hidden = item.querySelector('input[type="hidden"]');
 876
 877                         if (hidden && hidden.value === value)
 878                                 exists = true;
 879                         else if (!hidden || hidden.value >= value)
 880                                 exists = !!item.parentNode.insertBefore(new_item, item);
 881                 });
 882         },
 883
 884         removeItem: function(dl, item) {
 885                 var sb = dl.querySelector('.cbi-dropdown');
 886                 if (sb) {
 887                         var value = item.querySelector('input[type="hidden"]').value;
 888
 889                         sb.querySelectorAll('ul > li').forEach(function(li) {
 890                                 if (li.getAttribute('data-value') === value)
 891                                         li.removeAttribute('unselectable');
 892                         });
 893                 }
 894
 895                 item.parentNode.removeChild(item);
 896         },
 897
 898         handleClick: function(ev) {
 899                 var dl = ev.currentTarget,
 900                     item = findParent(ev.target, '.item');
 901
 902                 if (item) {
 903                         this.removeItem(dl, item);
 904                 }
 905                 else if (matchesElem(ev.target, '.cbi-button-add')) {
 906                         var input = ev.target.previousElementSibling;
 907                         if (input.value.length && !input.classList.contains('cbi-input-invalid')) {
 908                                 this.addItem(dl, input.value, null, true);
 909                                 input.value = '';
 910                         }
 911                 }
 912         },
 913
 914         handleDropdownChange: function(ev) {
 915                 var dl = ev.currentTarget,
 916                     sbIn = ev.detail.instance,
 917                     sbEl = ev.detail.element,
 918                     sbVal = ev.detail.value;
 919
 920                 if (sbVal === null)
 921                         return;
 922
 923                 sbIn.setValues(sbEl, null);
 924                 sbVal.element.setAttribute('unselectable', '');
 925
 926                 this.addItem(dl, sbVal.value, sbVal.text, true);
 927         },
 928
 929         handleKeydown: function(ev) {
 930                 var dl = ev.currentTarget,
 931                     item = findParent(ev.target, '.item');
 932
 933                 if (item) {
 934                         switch (ev.keyCode) {
 935                         case 8: /* backspace */
 936                                 if (item.previousElementSibling)
 937                                         item.previousElementSibling.focus();
 938
 939                                 this.removeItem(dl, item);
 940                                 break;
 941
 942                         case 46: /* delete */
 943                                 if (item.nextElementSibling) {
 944                                         if (item.nextElementSibling.classList.contains('item'))
 945                                                 item.nextElementSibling.focus();
 946                                         else
 947                                                 item.nextElementSibling.firstElementChild.focus();
 948                                 }
 949
 950                                 this.removeItem(dl, item);
 951                                 break;
 952                         }
 953                 }
 954                 else if (matchesElem(ev.target, '.cbi-input-text')) {
 955                         switch (ev.keyCode) {
 956                         case 13: /* enter */
 957                                 if (ev.target.value.length && !ev.target.classList.contains('cbi-input-invalid')) {
 958                                         this.addItem(dl, ev.target.value, null, true);
 959                                         ev.target.value = '';
 960                                         ev.target.blur();
 961                                         ev.target.focus();
 962                                 }
 963
 964                                 ev.preventDefault();
 965                                 break;
 966                         }
 967                 }
 968         }
 969 };
 970
 971 function cbi_dynlist_init(dl, datatype, optional, choices)
 972 {
 973         if (!(this instanceof cbi_dynlist_init))
 974                 return new cbi_dynlist_init(dl, datatype, optional, choices);
 975
 976         dl.classList.add('cbi-dynlist');
 977         dl.appendChild(E('div', { 'class': 'add-item' }, E('input', {
 978                 'type': 'text',
 979                 'name': 'cbi.dynlist.' + dl.getAttribute('data-prefix'),
 980                 'class': 'cbi-input-text',
 981                 'data-type': datatype,
 982                 'data-optional': true
 983         })));
 984
 985         if (choices)
 986                 cbi_combobox_init(dl.lastElementChild.lastElementChild, choices, '', _('-- custom --'));
 987         else
 988                 dl.lastElementChild.appendChild(E('div', { 'class': 'cbi-button cbi-button-add' }, '+'));
 989
 990         dl.addEventListener('click', this.handleClick.bind(this));
 991         dl.addEventListener('keydown', this.handleKeydown.bind(this));
 992         dl.addEventListener('cbi-dropdown-change', this.handleDropdownChange.bind(this));
 993
 994         try {
 995                 var values = JSON.parse(dl.getAttribute('data-values') || '[]');
 996
 997                 if (typeof(values) === 'object' && Array.isArray(values))
 998                         for (var i = 0; i < values.length; i++)
 999                                 this.addItem(dl, values[i], choices ? choices[values[i]] : null);
1000         }
1001         catch (e) {}
1002 }
1003
1004 cbi_dynlist_init.prototype = CBIDynamicList;
1005
1006
1007 function cbi_t_add(section, tab) {
1008         var t = document.getElementById('tab.' + section + '.' + tab);
1009         var c = document.getElementById('container.' + section + '.' + tab);
1010
1011         if (t && c) {
1012                 cbi_t[section] = (cbi_t[section] || [ ]);
1013                 cbi_t[section][tab] = { 'tab': t, 'container': c, 'cid': c.id };
1014         }
1015 }
1016
1017 function cbi_t_switch(section, tab) {
1018         if (cbi_t[section] && cbi_t[section][tab]) {
1019                 var o = cbi_t[section][tab];
1020                 var h = document.getElementById('tab.' + section);
1021
1022                 for (var tid in cbi_t[section]) {
1023                         var o2 = cbi_t[section][tid];
1024
1025                         if (o.tab.id != o2.tab.id) {
1026                                 o2.tab.classList.remove('cbi-tab');
1027                                 o2.tab.classList.add('cbi-tab-disabled');
1028                                 o2.container.style.display = 'none';
1029                         }
1030                         else {
1031                                 if(h)
1032                                         h.value = tab;
1033
1034                                 o2.tab.classList.remove('cbi-tab-disabled');
1035                                 o2.tab.classList.add('cbi-tab');
1036                                 o2.container.style.display = 'block';
1037                         }
1038                 }
1039         }
1040
1041         return false;
1042 }
1043
1044 function cbi_t_update() {
1045         var hl_tabs = [ ];
1046         var updated = false;
1047
1048         for (var sid in cbi_t)
1049                 for (var tid in cbi_t[sid]) {
1050                         var t = cbi_t[sid][tid].tab;
1051                         var c = cbi_t[sid][tid].container;
1052
1053                         if (!c.firstElementChild) {
1054                                 t.style.display = 'none';
1055                         }
1056                         else if (t.style.display == 'none') {
1057                                 t.style.display = '';
1058                                 t.classList.add('cbi-tab-highlighted');
1059                                 hl_tabs.push(t);
1060                         }
1061
1062                         cbi_tag_last(c);
1063                         updated = true;
1064                 }
1065
1066         if (hl_tabs.length > 0)
1067                 window.setTimeout(function() {
1068                         for (var i = 0; i < hl_tabs.length; i++)
1069                                 hl_tabs[i].classList.remove('cbi-tab-highlighted');
1070                 }, 750);
1071
1072         return updated;
1073 }
1074
1075
1076 function cbi_validate_form(form, errmsg)
1077 {
1078         /* if triggered by a section removal or addition, don't validate */
1079         if (form.cbi_state == 'add-section' || form.cbi_state == 'del-section')
1080                 return true;
1081
1082         if (form.cbi_validators) {
1083                 for (var i = 0; i < form.cbi_validators.length; i++) {
1084                         var validator = form.cbi_validators[i];
1085
1086                         if (!validator() && errmsg) {
1087                                 alert(errmsg);
1088                                 return false;
1089                         }
1090                 }
1091         }
1092
1093         return true;
1094 }
1095
1096 function cbi_validate_reset(form)
1097 {
1098         window.setTimeout(
1099                 function() { cbi_validate_form(form, null) }, 100
1100         );
1101
1102         return true;
1103 }
1104
1105 function cbi_validate_field(cbid, optional, type)
1106 {
1107         var field = isElem(cbid) ? cbid : document.getElementById(cbid);
1108         var validatorFn;
1109
1110         try {
1111                 var cbiValidator = new CBIValidator(field, type, optional);
1112
1113                 validatorFn = function() {
1114                         return cbiValidator.validate();
1115                 };
1116         }
1117         catch(e) {
1118                 validatorFn = null;
1119         };
1120
1121         if (validatorFn !== null) {
1122                 if (!field.form.cbi_validators)
1123                         field.form.cbi_validators = [ ];
1124
1125                 field.form.cbi_validators.push(validatorFn);
1126
1127                 field.addEventListener("blur",  validatorFn);
1128                 field.addEventListener("keyup", validatorFn);
1129
1130                 if (matchesElem(field, 'select')) {
1131                         field.addEventListener("change", validatorFn);
1132                         field.addEventListener("click",  validatorFn);
1133                 }
1134
1135                 field.setAttribute("cbi_validate", validatorFn);
1136                 field.setAttribute("cbi_datatype", type);
1137                 field.setAttribute("cbi_optional", (!!optional).toString());
1138
1139                 validatorFn();
1140
1141                 var fcbox = document.getElementById('cbi.combobox.' + field.id);
1142                 if (fcbox)
1143                         cbi_validate_field(fcbox, optional, type);
1144         }
1145 }
1146
1147 function cbi_row_swap(elem, up, store)
1148 {
1149         var tr = findParent(elem.parentNode, '.cbi-section-table-row');
1150
1151         if (!tr)
1152                 return false;
1153
1154         tr.classList.remove('flash');
1155
1156         if (up) {
1157                 var prev = tr.previousElementSibling;
1158
1159                 if (prev && prev.classList.contains('cbi-section-table-row'))
1160                         tr.parentNode.insertBefore(tr, prev);
1161                 else
1162                         return;
1163         }
1164         else {
1165                 var next = tr.nextElementSibling ? tr.nextElementSibling.nextElementSibling : null;
1166
1167                 if (next && next.classList.contains('cbi-section-table-row'))
1168                         tr.parentNode.insertBefore(tr, next);
1169                 else if (!next)
1170                         tr.parentNode.appendChild(tr);
1171                 else
1172                         return;
1173         }
1174
1175         var ids = [ ];
1176
1177         for (var i = 0, n = 0; i < tr.parentNode.childNodes.length; i++) {
1178                 var node = tr.parentNode.childNodes[i];
1179                 if (node.classList && node.classList.contains('cbi-section-table-row')) {
1180                         node.classList.remove('cbi-rowstyle-1');
1181                         node.classList.remove('cbi-rowstyle-2');
1182                         node.classList.add((n++ % 2) ? 'cbi-rowstyle-2' : 'cbi-rowstyle-1');
1183
1184                         if (/-([^\-]+)$/.test(node.id))
1185                                 ids.push(RegExp.$1);
1186                 }
1187         }
1188
1189         var input = document.getElementById(store);
1190         if (input)
1191                 input.value = ids.join(' ');
1192
1193         window.scrollTo(0, tr.offsetTop);
1194         void tr.offsetWidth;
1195         tr.classList.add('flash');
1196
1197         return false;
1198 }
1199
1200 function cbi_tag_last(container)
1201 {
1202         var last;
1203
1204         for (var i = 0; i < container.childNodes.length; i++) {
1205                 var c = container.childNodes[i];
1206                 if (matchesElem(c, 'div')) {
1207                         c.classList.remove('cbi-value-last');
1208                         last = c;
1209                 }
1210         }
1211
1212         if (last)
1213                 last.classList.add('cbi-value-last');
1214 }
1215
1216 function cbi_submit(elem, name, value, action)
1217 {
1218         var form = elem.form || findParent(elem, 'form');
1219
1220         if (!form)
1221                 return false;
1222
1223         if (action)
1224                 form.action = action;
1225
1226         if (name) {
1227                 var hidden = form.querySelector('input[type="hidden"][name="%s"]'.format(name)) ||
1228                         E('input', { type: 'hidden', name: name });
1229
1230                 hidden.value = value || '1';
1231                 form.appendChild(hidden);
1232         }
1233
1234         form.submit();
1235         return true;
1236 }
1237
1238 String.prototype.format = function()
1239 {
1240         if (!RegExp)
1241                 return;
1242
1243         var html_esc = [/&/g, '&#38;', /"/g, '&#34;', /'/g, '&#39;', /</g, '&#60;', />/g, '&#62;'];
1244         var quot_esc = [/"/g, '&#34;', /'/g, '&#39;'];
1245
1246         function esc(s, r) {
1247                 if (typeof(s) !== 'string' && !(s instanceof String))
1248                         return '';
1249
1250                 for (var i = 0; i < r.length; i += 2)
1251                         s = s.replace(r[i], r[i+1]);
1252
1253                 return s;
1254         }
1255
1256         var str = this;
1257         var out = '';
1258         var re = /^(([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X|q|h|j|t|m))/;
1259         var a = b = [], numSubstitutions = 0, numMatches = 0;
1260
1261         while (a = re.exec(str)) {
1262                 var m = a[1];
1263                 var leftpart = a[2], pPad = a[3], pJustify = a[4], pMinLength = a[5];
1264                 var pPrecision = a[6], pType = a[7];
1265
1266                 numMatches++;
1267
1268                 if (pType == '%') {
1269                         subst = '%';
1270                 }
1271                 else {
1272                         if (numSubstitutions < arguments.length) {
1273                                 var param = arguments[numSubstitutions++];
1274
1275                                 var pad = '';
1276                                 if (pPad && pPad.substr(0,1) == "'")
1277                                         pad = leftpart.substr(1,1);
1278                                 else if (pPad)
1279                                         pad = pPad;
1280                                 else
1281                                         pad = ' ';
1282
1283                                 var justifyRight = true;
1284                                 if (pJustify && pJustify === "-")
1285                                         justifyRight = false;
1286
1287                                 var minLength = -1;
1288                                 if (pMinLength)
1289                                         minLength = +pMinLength;
1290
1291                                 var precision = -1;
1292                                 if (pPrecision && pType == 'f')
1293                                         precision = +pPrecision.substring(1);
1294
1295                                 var subst = param;
1296
1297                                 switch(pType) {
1298                                         case 'b':
1299                                                 subst = (+param || 0).toString(2);
1300                                                 break;
1301
1302                                         case 'c':
1303                                                 subst = String.fromCharCode(+param || 0);
1304                                                 break;
1305
1306                                         case 'd':
1307                                                 subst = ~~(+param || 0);
1308                                                 break;
1309
1310                                         case 'u':
1311                                                 subst = ~~Math.abs(+param || 0);
1312                                                 break;
1313
1314                                         case 'f':
1315                                                 subst = (precision > -1)
1316                                                         ? ((+param || 0.0)).toFixed(precision)
1317                                                         : (+param || 0.0);
1318                                                 break;
1319
1320                                         case 'o':
1321                                                 subst = (+param || 0).toString(8);
1322                                                 break;
1323
1324                                         case 's':
1325                                                 subst = param;
1326                                                 break;
1327
1328                                         case 'x':
1329                                                 subst = ('' + (+param || 0).toString(16)).toLowerCase();
1330                                                 break;
1331
1332                                         case 'X':
1333                                                 subst = ('' + (+param || 0).toString(16)).toUpperCase();
1334                                                 break;
1335
1336                                         case 'h':
1337                                                 subst = esc(param, html_esc);
1338                                                 break;
1339
1340                                         case 'q':
1341                                                 subst = esc(param, quot_esc);
1342                                                 break;
1343
1344                                         case 't':
1345                                                 var td = 0;
1346                                                 var th = 0;
1347                                                 var tm = 0;
1348                                                 var ts = (param || 0);
1349
1350                                                 if (ts > 60) {
1351                                                         tm = Math.floor(ts / 60);
1352                                                         ts = (ts % 60);
1353                                                 }
1354
1355                                                 if (tm > 60) {
1356                                                         th = Math.floor(tm / 60);
1357                                                         tm = (tm % 60);
1358                                                 }
1359
1360                                                 if (th > 24) {
1361                                                         td = Math.floor(th / 24);
1362                                                         th = (th % 24);
1363                                                 }
1364
1365                                                 subst = (td > 0)
1366                                                         ? String.format('%dd %dh %dm %ds', td, th, tm, ts)
1367                                                         : String.format('%dh %dm %ds', th, tm, ts);
1368
1369                                                 break;
1370
1371                                         case 'm':
1372                                                 var mf = pMinLength ? +pMinLength : 1000;
1373                                                 var pr = pPrecision ? ~~(10 * +('0' + pPrecision)) : 2;
1374
1375                                                 var i = 0;
1376                                                 var val = (+param || 0);
1377                                                 var units = [ ' ', ' K', ' M', ' G', ' T', ' P', ' E' ];
1378
1379                                                 for (i = 0; (i < units.length) && (val > mf); i++)
1380                                                         val /= mf;
1381
1382                                                 subst = (i ? val.toFixed(pr) : val) + units[i];
1383                                                 pMinLength = null;
1384                                                 break;
1385                                 }
1386                         }
1387                 }
1388
1389                 if (pMinLength) {
1390                         subst = subst.toString();
1391                         for (var i = subst.length; i < pMinLength; i++)
1392                                 if (pJustify == '-')
1393                                         subst = subst + ' ';
1394                                 else
1395                                         subst = pad + subst;
1396                 }
1397
1398                 out += leftpart + subst;
1399                 str = str.substr(m.length);
1400         }
1401
1402         return out + str;
1403 }
1404
1405 String.prototype.nobr = function()
1406 {
1407         return this.replace(/[\s\n]+/g, '&#160;');
1408 }
1409
1410 String.format = function()
1411 {
1412         var a = [ ];
1413
1414         for (var i = 1; i < arguments.length; i++)
1415                 a.push(arguments[i]);
1416
1417         return ''.format.apply(arguments[0], a);
1418 }
1419
1420 String.nobr = function()
1421 {
1422         var a = [ ];
1423
1424         for (var i = 1; i < arguments.length; i++)
1425                 a.push(arguments[i]);
1426
1427         return ''.nobr.apply(arguments[0], a);
1428 }
1429
1430 if (window.NodeList && !NodeList.prototype.forEach) {
1431         NodeList.prototype.forEach = function (callback, thisArg) {
1432                 thisArg = thisArg || window;
1433                 for (var i = 0; i < this.length; i++) {
1434                         callback.call(thisArg, this[i], i, this);
1435                 }
1436         };
1437 }
1438
1439
1440 var dummyElem, domParser;
1441
1442 function isElem(e)
1443 {
1444         return (typeof(e) === 'object' && e !== null && 'nodeType' in e);
1445 }
1446
1447 function toElem(s)
1448 {
1449         var elem;
1450
1451         try {
1452                 domParser = domParser || new DOMParser();
1453                 elem = domParser.parseFromString(s, 'text/html').body.firstChild;
1454         }
1455         catch(e) {}
1456
1457         if (!elem) {
1458                 try {
1459                         dummyElem = dummyElem || document.createElement('div');
1460                         dummyElem.innerHTML = s;
1461                         elem = dummyElem.firstChild;
1462                 }
1463                 catch (e) {}
1464         }
1465
1466         return elem || null;
1467 }
1468
1469 function matchesElem(node, selector)
1470 {
1471         return ((node.matches && node.matches(selector)) ||
1472                 (node.msMatchesSelector && node.msMatchesSelector(selector)));
1473 }
1474
1475 function findParent(node, selector)
1476 {
1477         if (node.closest)
1478                 return node.closest(selector);
1479
1480         while (node)
1481                 if (matchesElem(node, selector))
1482                         return node;
1483                 else
1484                         node = node.parentNode;
1485
1486         return null;
1487 }
1488
1489 function E()
1490 {
1491         var html = arguments[0],
1492             attr = (arguments[1] instanceof Object && !Array.isArray(arguments[1])) ? arguments[1] : null,
1493             data = attr ? arguments[2] : arguments[1],
1494             elem;
1495
1496         if (isElem(html))
1497                 elem = html;
1498         else if (html.charCodeAt(0) === 60)
1499                 elem = toElem(html);
1500         else
1501                 elem = document.createElement(html);
1502
1503         if (!elem)
1504                 return null;
1505
1506         if (attr)
1507                 for (var key in attr)
1508                         if (attr.hasOwnProperty(key) && attr[key] !== null && attr[key] !== undefined)
1509                                 switch (typeof(attr[key])) {
1510                                 case 'function':
1511                                         elem.addEventListener(key, attr[key]);
1512                                         break;
1513
1514                                 case 'object':
1515                                         elem.setAttribute(key, JSON.stringify(attr[key]));
1516                                         break;
1517
1518                                 default:
1519                                         elem.setAttribute(key, attr[key]);
1520                                 }
1521
1522         if (typeof(data) === 'function')
1523                 data = data(elem);
1524
1525         if (isElem(data)) {
1526                 elem.appendChild(data);
1527         }
1528         else if (Array.isArray(data)) {
1529                 for (var i = 0; i < data.length; i++)
1530                         if (isElem(data[i]))
1531                                 elem.appendChild(data[i]);
1532                         else
1533                                 elem.appendChild(document.createTextNode('' + data[i]));
1534         }
1535         else if (data !== null && data !== undefined) {
1536                 elem.innerHTML = '' + data;
1537         }
1538
1539         return elem;
1540 }
1541
1542 if (typeof(window.CustomEvent) !== 'function') {
1543         function CustomEvent(event, params) {
1544                 params = params || { bubbles: false, cancelable: false, detail: undefined };
1545                 var evt = document.createEvent('CustomEvent');
1546                     evt.initCustomEvent( event, params.bubbles, params.cancelable, params.detail );
1547                 return evt;
1548         }
1549
1550         CustomEvent.prototype = window.Event.prototype;
1551         window.CustomEvent = CustomEvent;
1552 }
1553
1554 CBIDropdown = {
1555         openDropdown: function(sb) {
1556                 var st = window.getComputedStyle(sb, null),
1557                     ul = sb.querySelector('ul'),
1558                     li = ul.querySelectorAll('li'),
1559                     sel = ul.querySelector('[selected]'),
1560                     rect = sb.getBoundingClientRect(),
1561                     h = sb.clientHeight - parseFloat(st.paddingTop) - parseFloat(st.paddingBottom),
1562                     mh = this.dropdown_items * h,
1563                     eh = Math.min(mh, li.length * h);
1564
1565                 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
1566                         s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
1567                 });
1568
1569                 sb.setAttribute('open', '');
1570
1571                 if ('ontouchstart' in window) {
1572                         var scroll = document.documentElement.scrollTop,
1573                             vpWidth = Math.max(document.documentElement.clientWidth, window.innerWidth || 0),
1574                             vpHeight = Math.max(document.documentElement.clientHeight, window.innerHeight || 0);
1575
1576                         ul.style.top = h + 'px';
1577                         ul.style.left = -rect.left + 'px';
1578                         ul.style.right = (rect.right - vpWidth) + 'px';
1579
1580                         window.scrollTo(0, (scroll + rect.top - vpHeight * 0.6));
1581                 }
1582                 else {
1583                         ul.style.maxHeight = mh + 'px';
1584                         ul.scrollTop = sel ? Math.max(sel.offsetTop - sel.offsetHeight, 0) : 0;
1585                         ul.style.top = ul.style.bottom = '';
1586                         ul.style[((rect.top + rect.height + eh) > window.innerHeight) ? 'bottom' : 'top'] = rect.height + 'px';
1587                 }
1588
1589                 ul.querySelectorAll('[selected] input[type="checkbox"]').forEach(function(c) {
1590                         c.checked = true;
1591                 });
1592
1593                 ul.classList.add('dropdown');
1594
1595                 var pv = ul.cloneNode(true);
1596                     pv.classList.remove('dropdown');
1597                     pv.classList.add('preview');
1598
1599                 sb.insertBefore(pv, ul.nextElementSibling);
1600
1601                 li.forEach(function(l) {
1602                         l.setAttribute('tabindex', 0);
1603                 });
1604
1605                 sb.lastElementChild.setAttribute('tabindex', 0);
1606
1607                 this.setFocus(sb, sel || li[0], true);
1608         },
1609
1610         closeDropdown: function(sb, no_focus) {
1611                 if (!sb.hasAttribute('open'))
1612                         return;
1613
1614                 var pv = sb.querySelector('ul.preview'),
1615                     ul = sb.querySelector('ul.dropdown'),
1616                     li = ul.querySelectorAll('li');
1617
1618                 li.forEach(function(l) { l.removeAttribute('tabindex'); });
1619                 sb.lastElementChild.removeAttribute('tabindex');
1620
1621                 sb.removeChild(pv);
1622                 sb.removeAttribute('open');
1623                 sb.style.width = sb.style.height = '';
1624
1625                 ul.classList.remove('dropdown');
1626
1627                 if (!no_focus)
1628                         this.setFocus(sb, sb);
1629
1630                 this.saveValues(sb, ul);
1631         },
1632
1633         toggleItem: function(sb, li, force_state) {
1634                 if (li.hasAttribute('unselectable'))
1635                         return;
1636
1637                 if (this.multi) {
1638                         var cbox = li.querySelector('input[type="checkbox"]'),
1639                             items = li.parentNode.querySelectorAll('li'),
1640                             label = sb.querySelector('ul.preview'),
1641                             sel = li.parentNode.querySelectorAll('[selected]').length,
1642                             more = sb.querySelector('.more'),
1643                             ndisplay = this.display_items,
1644                             n = 0;
1645
1646                         if (li.hasAttribute('selected')) {
1647                                 if (force_state !== true) {
1648                                         if (sel > 1 || this.optional) {
1649                                                 li.removeAttribute('selected');
1650                                                 cbox.checked = cbox.disabled = false;
1651                                                 sel--;
1652                                         }
1653                                         else {
1654                                                 cbox.disabled = true;
1655                                         }
1656                                 }
1657                         }
1658                         else {
1659                                 if (force_state !== false) {
1660                                         li.setAttribute('selected', '');
1661                                         cbox.checked = true;
1662                                         cbox.disabled = false;
1663                                         sel++;
1664                                 }
1665                         }
1666
1667                         while (label.firstElementChild)
1668                                 label.removeChild(label.firstElementChild);
1669
1670                         for (var i = 0; i < items.length; i++) {
1671                                 items[i].removeAttribute('display');
1672                                 if (items[i].hasAttribute('selected')) {
1673                                         if (ndisplay-- > 0) {
1674                                                 items[i].setAttribute('display', n++);
1675                                                 label.appendChild(items[i].cloneNode(true));
1676                                         }
1677                                         var c = items[i].querySelector('input[type="checkbox"]');
1678                                         if (c)
1679                                                 c.disabled = (sel == 1 && !this.optional);
1680                                 }
1681                         }
1682
1683                         if (ndisplay < 0)
1684                                 sb.setAttribute('more', '');
1685                         else
1686                                 sb.removeAttribute('more');
1687
1688                         if (ndisplay === this.display_items)
1689                                 sb.setAttribute('empty', '');
1690                         else
1691                                 sb.removeAttribute('empty');
1692
1693                         more.innerHTML = (ndisplay === this.display_items) ? this.placeholder : '···';
1694                 }
1695                 else {
1696                         var sel = li.parentNode.querySelector('[selected]');
1697                         if (sel) {
1698                                 sel.removeAttribute('display');
1699                                 sel.removeAttribute('selected');
1700                         }
1701
1702                         li.setAttribute('display', 0);
1703                         li.setAttribute('selected', '');
1704
1705                         this.closeDropdown(sb, true);
1706                 }
1707
1708                 this.saveValues(sb, li.parentNode);
1709         },
1710
1711         transformItem: function(sb, li) {
1712                 var cbox = E('form', {}, E('input', { type: 'checkbox', tabindex: -1, onclick: 'event.preventDefault()' })),
1713                     label = E('label');
1714
1715                 while (li.firstChild)
1716                         label.appendChild(li.firstChild);
1717
1718                 li.appendChild(cbox);
1719                 li.appendChild(label);
1720         },
1721
1722         saveValues: function(sb, ul) {
1723                 var sel = ul.querySelectorAll('li[selected]'),
1724                     div = sb.lastElementChild,
1725                     values = [];
1726
1727                 while (div.lastElementChild)
1728                         div.removeChild(div.lastElementChild);
1729
1730                 sel.forEach(function (s) {
1731                         if (s.hasAttribute('placeholder'))
1732                                 return;
1733
1734                         div.appendChild(E('input', {
1735                                 type: 'hidden',
1736                                 name: s.hasAttribute('name') ? s.getAttribute('name') : (sb.getAttribute('name') || ''),
1737                                 value: s.hasAttribute('data-value') ? s.getAttribute('data-value') : s.innerText
1738                         }));
1739
1740                         values.push({
1741                                 text: s.innerText,
1742                                 value: s.hasAttribute('data-value') ? s.getAttribute('data-value') : s.innerText,
1743                                 element: s
1744                         });
1745                 });
1746
1747                 var detail = {
1748                         instance: this,
1749                         element: sb
1750                 };
1751
1752                 if (this.mult)
1753                         detail.values = values;
1754                 else
1755                         detail.value = values.length ? values[0] : null;
1756
1757                 sb.dispatchEvent(new CustomEvent('cbi-dropdown-change', {
1758                         bubbles: true,
1759                         detail: detail
1760                 }));
1761
1762                 cbi_d_update();
1763         },
1764
1765         setValues: function(sb, values) {
1766                 var ul = sb.querySelector('ul');
1767
1768                 if (this.multi) {
1769                         ul.querySelectorAll('li[data-value]').forEach(function(li) {
1770                                 if (values === null || !(li.getAttribute('data-value') in values))
1771                                         this.toggleItem(sb, li, false);
1772                                 else
1773                                         this.toggleItem(sb, li, true);
1774                         });
1775                 }
1776                 else {
1777                         var ph = ul.querySelector('li[placeholder]');
1778                         if (ph)
1779                                 this.toggleItem(sb, ph);
1780
1781                         ul.querySelectorAll('li[data-value]').forEach(function(li) {
1782                                 if (values !== null && (li.getAttribute('data-value') in values))
1783                                         this.toggleItem(sb, li);
1784                         });
1785                 }
1786         },
1787
1788         setFocus: function(sb, elem, scroll) {
1789                 if (sb && sb.hasAttribute && sb.hasAttribute('locked-in'))
1790                         return;
1791
1792                 if (sb.target && findParent(sb.target, 'ul.dropdown'))
1793                         return;
1794
1795                 document.querySelectorAll('.focus').forEach(function(e) {
1796                         if (!matchesElem(e, 'input')) {
1797                                 e.classList.remove('focus');
1798                                 e.blur();
1799                         }
1800                 });
1801
1802                 if (elem) {
1803                         elem.focus();
1804                         elem.classList.add('focus');
1805
1806                         if (scroll)
1807                                 elem.parentNode.scrollTop = elem.offsetTop - elem.parentNode.offsetTop;
1808                 }
1809         },
1810
1811         createItems: function(sb, value) {
1812                 var sbox = this,
1813                     val = (value || '').trim().split(/\s+/),
1814                     ul = sb.querySelector('ul');
1815
1816                 if (!sbox.multi)
1817                         val.length = Math.min(val.length, 1);
1818
1819                 if (val.length === 1 && val[0].length === 0)
1820                         val.length = 0;
1821
1822                 val.forEach(function(item) {
1823                         var new_item = null;
1824
1825                         ul.childNodes.forEach(function(li) {
1826                                 if (li.getAttribute && li.getAttribute('data-value') === item)
1827                                         new_item = li;
1828                         });
1829
1830                         if (!new_item) {
1831                                 var markup,
1832                                     tpl = sb.querySelector(sbox.template);
1833
1834                                 if (tpl)
1835                                         markup = (tpl.textContent || tpl.innerHTML || tpl.firstChild.data).replace(/^<!--|-->$/, '').trim();
1836                                 else
1837                                         markup = '<li data-value="{{value}}">{{value}}</li>';
1838
1839                                 new_item = E(markup.replace(/{{value}}/g, item));
1840
1841                                 if (sbox.multi) {
1842                                         sbox.transformItem(sb, new_item);
1843                                 }
1844                                 else {
1845                                         var old = ul.querySelector('li[created]');
1846                                         if (old)
1847                                                 ul.removeChild(old);
1848
1849                                         new_item.setAttribute('created', '');
1850                                 }
1851
1852                                 new_item = ul.insertBefore(new_item, ul.lastElementChild);
1853                         }
1854
1855                         sbox.toggleItem(sb, new_item, true);
1856                         sbox.setFocus(sb, new_item, true);
1857                 });
1858         },
1859
1860         closeAllDropdowns: function() {
1861                 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
1862                         s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
1863                 });
1864         },
1865
1866         handleClick: function(ev) {
1867                 var sb = ev.currentTarget;
1868
1869                 if (!sb.hasAttribute('open')) {
1870                         if (!matchesElem(ev.target, 'input'))
1871                                 this.openDropdown(sb);
1872                 }
1873                 else {
1874                         var li = findParent(ev.target, 'li');
1875                         if (li && li.parentNode.classList.contains('dropdown'))
1876                                 this.toggleItem(sb, li);
1877                 }
1878
1879                 ev.preventDefault();
1880                 ev.stopPropagation();
1881         },
1882
1883         handleKeydown: function(ev) {
1884                 var sb = ev.currentTarget;
1885
1886                 if (matchesElem(ev.target, 'input'))
1887                         return;
1888
1889                 if (!sb.hasAttribute('open')) {
1890                         switch (ev.keyCode) {
1891                         case 37:
1892                         case 38:
1893                         case 39:
1894                         case 40:
1895                                 this.openDropdown(sb);
1896                                 ev.preventDefault();
1897                         }
1898                 }
1899                 else {
1900                         var active = findParent(document.activeElement, 'li');
1901
1902                         switch (ev.keyCode) {
1903                         case 27:
1904                                 this.closeDropdown(sb);
1905                                 break;
1906
1907                         case 13:
1908                                 if (active) {
1909                                         if (!active.hasAttribute('selected'))
1910                                                 this.toggleItem(sb, active);
1911                                         this.closeDropdown(sb);
1912                                         ev.preventDefault();
1913                                 }
1914                                 break;
1915
1916                         case 32:
1917                                 if (active) {
1918                                         this.toggleItem(sb, active);
1919                                         ev.preventDefault();
1920                                 }
1921                                 break;
1922
1923                         case 38:
1924                                 if (active && active.previousElementSibling) {
1925                                         this.setFocus(sb, active.previousElementSibling);
1926                                         ev.preventDefault();
1927                                 }
1928                                 break;
1929
1930                         case 40:
1931                                 if (active && active.nextElementSibling) {
1932                                         this.setFocus(sb, active.nextElementSibling);
1933                                         ev.preventDefault();
1934                                 }
1935                                 break;
1936                         }
1937                 }
1938         },
1939
1940         handleDropdownClose: function(ev) {
1941                 var sb = ev.currentTarget;
1942
1943                 this.closeDropdown(sb, true);
1944         },
1945
1946         handleDropdownSelect: function(ev) {
1947                 var sb = ev.currentTarget,
1948                     li = findParent(ev.target, 'li');
1949
1950                 if (!li)
1951                         return;
1952
1953                 this.toggleItem(sb, li);
1954                 this.closeDropdown(sb, true);
1955         },
1956
1957         handleMouseover: function(ev) {
1958                 var sb = ev.currentTarget;
1959
1960                 if (!sb.hasAttribute('open'))
1961                         return;
1962
1963                 var li = findParent(ev.target, 'li');
1964
1965                 if (li && li.parentNode.classList.contains('dropdown'))
1966                         this.setFocus(sb, li);
1967         },
1968
1969         handleFocus: function(ev) {
1970                 var sb = ev.currentTarget;
1971
1972                 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
1973                         if (s !== sb || sb.hasAttribute('open'))
1974                                 s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
1975                 });
1976         },
1977
1978         handleCanaryFocus: function(ev) {
1979                 this.closeDropdown(ev.currentTarget.parentNode);
1980         },
1981
1982         handleCreateKeydown: function(ev) {
1983                 var input = ev.currentTarget,
1984                     sb = findParent(input, '.cbi-dropdown');
1985
1986                 switch (ev.keyCode) {
1987                 case 13:
1988                         ev.preventDefault();
1989
1990                         if (input.classList.contains('cbi-input-invalid'))
1991                                 return;
1992
1993                         this.createItems(sb, input.value);
1994                         input.value = '';
1995                         input.blur();
1996                         break;
1997                 }
1998         },
1999
2000         handleCreateFocus: function(ev) {
2001                 var input = ev.currentTarget,
2002                     cbox = findParent(input, 'li').querySelector('input[type="checkbox"]'),
2003                     sb = findParent(input, '.cbi-dropdown');
2004
2005                 if (cbox)
2006                         cbox.checked = true;
2007
2008                 sb.setAttribute('locked-in', '');
2009         },
2010
2011         handleCreateBlur: function(ev) {
2012                 var input = ev.currentTarget,
2013                     cbox = findParent(input, 'li').querySelector('input[type="checkbox"]'),
2014                     sb = findParent(input, '.cbi-dropdown');
2015
2016                 if (cbox)
2017                         cbox.checked = false;
2018
2019                 sb.removeAttribute('locked-in');
2020         },
2021
2022         handleCreateClick: function(ev) {
2023                 ev.currentTarget.querySelector(this.create).focus();
2024         }
2025 };
2026
2027 function cbi_dropdown_init(sb) {
2028         if (!(this instanceof cbi_dropdown_init))
2029                 return new cbi_dropdown_init(sb);
2030
2031         this.multi = sb.hasAttribute('multiple');
2032         this.optional = sb.hasAttribute('optional');
2033         this.placeholder = sb.getAttribute('placeholder') || '---';
2034         this.display_items = parseInt(sb.getAttribute('display-items') || 3);
2035         this.dropdown_items = parseInt(sb.getAttribute('dropdown-items') || 5);
2036         this.create = sb.getAttribute('item-create') || '.create-item-input';
2037         this.template = sb.getAttribute('item-template') || 'script[type="item-template"]';
2038
2039         var ul = sb.querySelector('ul'),
2040             more = sb.appendChild(E('span', { class: 'more', tabindex: -1 }, '···')),
2041             open = sb.appendChild(E('span', { class: 'open', tabindex: -1 }, '▾')),
2042             canary = sb.appendChild(E('div')),
2043             create = sb.querySelector(this.create),
2044             ndisplay = this.display_items,
2045             n = 0;
2046
2047         if (this.multi) {
2048                 var items = ul.querySelectorAll('li');
2049
2050                 for (var i = 0; i < items.length; i++) {
2051                         this.transformItem(sb, items[i]);
2052
2053                         if (items[i].hasAttribute('selected') && ndisplay-- > 0)
2054                                 items[i].setAttribute('display', n++);
2055                 }
2056         }
2057         else {
2058                 if (this.optional && !ul.querySelector('li[data-value=""]')) {
2059                         var placeholder = E('li', { placeholder: '' }, this.placeholder);
2060                         ul.firstChild ? ul.insertBefore(placeholder, ul.firstChild) : ul.appendChild(placeholder);
2061                 }
2062
2063                 var items = ul.querySelectorAll('li'),
2064                     sel = sb.querySelectorAll('[selected]');
2065
2066                 sel.forEach(function(s) {
2067                         s.removeAttribute('selected');
2068                 });
2069
2070                 var s = sel[0] || items[0];
2071                 if (s) {
2072                         s.setAttribute('selected', '');
2073                         s.setAttribute('display', n++);
2074                 }
2075
2076                 ndisplay--;
2077         }
2078
2079         this.saveValues(sb, ul);
2080
2081         ul.setAttribute('tabindex', -1);
2082         sb.setAttribute('tabindex', 0);
2083
2084         if (ndisplay < 0)
2085                 sb.setAttribute('more', '')
2086         else
2087                 sb.removeAttribute('more');
2088
2089         if (ndisplay === this.display_items)
2090                 sb.setAttribute('empty', '')
2091         else
2092                 sb.removeAttribute('empty');
2093
2094         more.innerHTML = (ndisplay === this.display_items) ? this.placeholder : '···';
2095
2096
2097         sb.addEventListener('click', this.handleClick.bind(this));
2098         sb.addEventListener('keydown', this.handleKeydown.bind(this));
2099         sb.addEventListener('cbi-dropdown-close', this.handleDropdownClose.bind(this));
2100         sb.addEventListener('cbi-dropdown-select', this.handleDropdownSelect.bind(this));
2101
2102         if ('ontouchstart' in window) {
2103                 sb.addEventListener('touchstart', function(ev) { ev.stopPropagation(); });
2104                 window.addEventListener('touchstart', this.closeAllDropdowns);
2105         }
2106         else {
2107                 sb.addEventListener('mouseover', this.handleMouseover.bind(this));
2108                 sb.addEventListener('focus', this.handleFocus.bind(this));
2109
2110                 canary.addEventListener('focus', this.handleCanaryFocus.bind(this));
2111
2112                 window.addEventListener('mouseover', this.setFocus);
2113                 window.addEventListener('click', this.closeAllDropdowns);
2114         }
2115
2116         if (create) {
2117                 create.addEventListener('keydown', this.handleCreateKeydown.bind(this));
2118                 create.addEventListener('focus', this.handleCreateFocus.bind(this));
2119                 create.addEventListener('blur', this.handleCreateBlur.bind(this));
2120
2121                 var li = findParent(create, 'li');
2122
2123                 li.setAttribute('unselectable', '');
2124                 li.addEventListener('click', this.handleCreateClick.bind(this));
2125         }
2126 }
2127
2128 cbi_dropdown_init.prototype = CBIDropdown;
2129
2130 function cbi_update_table(table, data, placeholder) {
2131         var target = isElem(table) ? table : document.querySelector(table);
2132
2133         if (!isElem(target))
2134                 return;
2135
2136         target.querySelectorAll('.tr.table-titles, .cbi-section-table-titles').forEach(function(thead) {
2137                 var titles = [];
2138
2139                 thead.querySelectorAll('.th').forEach(function(th) {
2140                         titles.push(th);
2141                 });
2142
2143                 if (Array.isArray(data)) {
2144                         var n = 0, rows = target.querySelectorAll('.tr');
2145
2146                         data.forEach(function(row) {
2147                                 var trow = E('div', { 'class': 'tr' });
2148
2149                                 for (var i = 0; i < titles.length; i++) {
2150                                         var text = (titles[i].innerText || '').trim();
2151                                         var td = trow.appendChild(E('div', {
2152                                                 'class': titles[i].className,
2153                                                 'data-title': (text !== '') ? text : null
2154                                         }, row[i] || ''));
2155
2156                                         td.classList.remove('th');
2157                                         td.classList.add('td');
2158                                 }
2159
2160                                 trow.classList.add('cbi-rowstyle-%d'.format((n++ % 2) ? 2 : 1));
2161
2162                                 if (rows[n])
2163                                         target.replaceChild(trow, rows[n]);
2164                                 else
2165                                         target.appendChild(trow);
2166                         });
2167
2168                         while (rows[++n])
2169                                 target.removeChild(rows[n]);
2170
2171                         if (placeholder && target.firstElementChild === target.lastElementChild) {
2172                                 var trow = target.appendChild(E('div', { 'class': 'tr placeholder' }));
2173                                 var td = trow.appendChild(E('div', { 'class': titles[0].className }, placeholder));
2174
2175                                 td.classList.remove('th');
2176                                 td.classList.add('td');
2177                         }
2178                 }
2179                 else {
2180                         thead.parentNode.style.display = 'none';
2181
2182                         thead.parentNode.querySelectorAll('.tr, .cbi-section-table-row').forEach(function(trow) {
2183                                 if (trow !== thead) {
2184                                         var n = 0;
2185                                         trow.querySelectorAll('.th, .td').forEach(function(td) {
2186                                                 if (n < titles.length) {
2187                                                         var text = (titles[n++].innerText || '').trim();
2188                                                         if (text !== '')
2189                                                                 td.setAttribute('data-title', text);
2190                                                 }
2191                                         });
2192                                 }
2193                         });
2194
2195                         thead.parentNode.style.display = '';
2196                 }
2197         });
2198 }
2199
2200 var tooltipDiv = null, tooltipTimeout = null;
2201
2202 function showTooltip(ev) {
2203         if (!matchesElem(ev.target, '[data-tooltip]'))
2204                 return;
2205
2206         if (tooltipTimeout !== null) {
2207                 window.clearTimeout(tooltipTimeout);
2208                 tooltipTimeout = null;
2209         }
2210
2211         var rect = ev.target.getBoundingClientRect(),
2212             x = rect.left              + window.pageXOffset,
2213             y = rect.top + rect.height + window.pageYOffset;
2214
2215         tooltipDiv.className = 'cbi-tooltip';
2216         tooltipDiv.innerHTML = '▲ ';
2217         tooltipDiv.firstChild.data += ev.target.getAttribute('data-tooltip');
2218
2219         if (ev.target.hasAttribute('data-tooltip-style'))
2220                 tooltipDiv.classList.add(ev.target.getAttribute('data-tooltip-style'));
2221
2222         if ((y + tooltipDiv.offsetHeight) > (window.innerHeight + window.pageYOffset)) {
2223                 y -= (tooltipDiv.offsetHeight + ev.target.offsetHeight);
2224                 tooltipDiv.firstChild.data = '▼ ' + tooltipDiv.firstChild.data.substr(2);
2225         }
2226
2227         tooltipDiv.style.top = y + 'px';
2228         tooltipDiv.style.left = x + 'px';
2229         tooltipDiv.style.opacity = 1;
2230 }
2231
2232 function hideTooltip(ev) {
2233         if (ev.target === tooltipDiv || ev.relatedTarget === tooltipDiv)
2234                 return;
2235
2236         if (tooltipTimeout !== null) {
2237                 window.clearTimeout(tooltipTimeout);
2238                 tooltipTimeout = null;
2239         }
2240
2241         tooltipDiv.style.opacity = 0;
2242         tooltipTimeout = window.setTimeout(function() { tooltipDiv.removeAttribute('style'); }, 250);
2243 }
2244
2245 document.addEventListener('DOMContentLoaded', function() {
2246         tooltipDiv = document.body.appendChild(E('div', { 'class': 'cbi-tooltip' }));
2247
2248         document.addEventListener('mouseover', showTooltip, true);
2249         document.addEventListener('mouseout', hideTooltip, true);
2250         document.addEventListener('focus', showTooltip, true);
2251         document.addEventListener('blur', hideTooltip, true);
2252
2253         document.addEventListener('validation-failure', function(ev) {
2254                 if (ev.target === document.activeElement)
2255                         showTooltip(ev);
2256         });
2257
2258         document.addEventListener('validation-success', function(ev) {
2259                 if (ev.target === document.activeElement)
2260                         hideTooltip(ev);
2261         });
2262
2263         document.querySelectorAll('.table').forEach(cbi_update_table);
2264 });