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