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[project/luci.git] / modules / luci-base / htdocs / luci-static / resources / ui.js
1 'use strict';
2 'require uci';
3 'require validation';
4
5 var modalDiv = null,
6 tooltipDiv = null,
7 tooltipTimeout = null;
8
9 var UIElement = L.Class.extend({
10 getValue: function() {
11 if (L.dom.matches(this.node, 'select') || L.dom.matches(this.node, 'input'))
12 return this.node.value;
13
14 return null;
15 },
16
17 setValue: function(value) {
18 if (L.dom.matches(this.node, 'select') || L.dom.matches(this.node, 'input'))
19 this.node.value = value;
20 },
21
22 isValid: function() {
23 return (this.validState !== false);
24 },
25
26 triggerValidation: function() {
27 if (typeof(this.vfunc) != 'function')
28 return false;
29
30 var wasValid = this.isValid();
31
32 this.vfunc();
33
34 return (wasValid != this.isValid());
35 },
36
37 registerEvents: function(targetNode, synevent, events) {
38 var dispatchFn = L.bind(function(ev) {
39 this.node.dispatchEvent(new CustomEvent(synevent, { bubbles: true }));
40 }, this);
41
42 for (var i = 0; i < events.length; i++)
43 targetNode.addEventListener(events[i], dispatchFn);
44 },
45
46 setUpdateEvents: function(targetNode /*, ... */) {
47 var datatype = this.options.datatype,
48 optional = this.options.hasOwnProperty('optional') ? this.options.optional : true,
49 validate = this.options.validate,
50 events = this.varargs(arguments, 1);
51
52 this.registerEvents(targetNode, 'widget-update', events);
53
54 if (!datatype && !validate)
55 return;
56
57 this.vfunc = L.ui.addValidator.apply(L.ui, [
58 targetNode, datatype || 'string',
59 optional, validate
60 ].concat(events));
61
62 this.node.addEventListener('validation-success', L.bind(function(ev) {
63 this.validState = true;
64 }, this));
65
66 this.node.addEventListener('validation-failure', L.bind(function(ev) {
67 this.validState = false;
68 }, this));
69 },
70
71 setChangeEvents: function(targetNode /*, ... */) {
72 this.registerEvents(targetNode, 'widget-change', this.varargs(arguments, 1));
73 }
74 });
75
76 var UITextfield = UIElement.extend({
77 __init__: function(value, options) {
78 this.value = value;
79 this.options = Object.assign({
80 optional: true,
81 password: false
82 }, options);
83 },
84
85 render: function() {
86 var frameEl = E('div', { 'id': this.options.id });
87
88 if (this.options.password) {
89 frameEl.classList.add('nowrap');
90 frameEl.appendChild(E('input', {
91 'type': 'password',
92 'style': 'position:absolute; left:-100000px',
93 'aria-hidden': true,
94 'tabindex': -1,
95 'name': this.options.name ? 'password.%s'.format(this.options.name) : null
96 }));
97 }
98
99 frameEl.appendChild(E('input', {
100 'id': this.options.id ? 'widget.' + this.options.id : null,
101 'name': this.options.name,
102 'type': this.options.password ? 'password' : 'text',
103 'class': this.options.password ? 'cbi-input-password' : 'cbi-input-text',
104 'readonly': this.options.readonly ? '' : null,
105 'maxlength': this.options.maxlength,
106 'placeholder': this.options.placeholder,
107 'value': this.value,
108 }));
109
110 if (this.options.password)
111 frameEl.appendChild(E('button', {
112 'class': 'cbi-button cbi-button-neutral',
113 'title': _('Reveal/hide password'),
114 'aria-label': _('Reveal/hide password'),
115 'click': function(ev) {
116 var e = this.previousElementSibling;
117 e.type = (e.type === 'password') ? 'text' : 'password';
118 ev.preventDefault();
119 }
120 }, '∗'));
121
122 return this.bind(frameEl);
123 },
124
125 bind: function(frameEl) {
126 var inputEl = frameEl.childNodes[+!!this.options.password];
127
128 this.node = frameEl;
129
130 this.setUpdateEvents(inputEl, 'keyup', 'blur');
131 this.setChangeEvents(inputEl, 'change');
132
133 L.dom.bindClassInstance(frameEl, this);
134
135 return frameEl;
136 },
137
138 getValue: function() {
139 var inputEl = this.node.childNodes[+!!this.options.password];
140 return inputEl.value;
141 },
142
143 setValue: function(value) {
144 var inputEl = this.node.childNodes[+!!this.options.password];
145 inputEl.value = value;
146 }
147 });
148
149 var UICheckbox = UIElement.extend({
150 __init__: function(value, options) {
151 this.value = value;
152 this.options = Object.assign({
153 value_enabled: '1',
154 value_disabled: '0'
155 }, options);
156 },
157
158 render: function() {
159 var frameEl = E('div', {
160 'id': this.options.id,
161 'class': 'cbi-checkbox'
162 });
163
164 if (this.options.hiddenname)
165 frameEl.appendChild(E('input', {
166 'type': 'hidden',
167 'name': this.options.hiddenname,
168 'value': 1
169 }));
170
171 frameEl.appendChild(E('input', {
172 'id': this.options.id ? 'widget.' + this.options.id : null,
173 'name': this.options.name,
174 'type': 'checkbox',
175 'value': this.options.value_enabled,
176 'checked': (this.value == this.options.value_enabled) ? '' : null
177 }));
178
179 return this.bind(frameEl);
180 },
181
182 bind: function(frameEl) {
183 this.node = frameEl;
184
185 this.setUpdateEvents(frameEl.lastElementChild, 'click', 'blur');
186 this.setChangeEvents(frameEl.lastElementChild, 'change');
187
188 L.dom.bindClassInstance(frameEl, this);
189
190 return frameEl;
191 },
192
193 isChecked: function() {
194 return this.node.lastElementChild.checked;
195 },
196
197 getValue: function() {
198 return this.isChecked()
199 ? this.options.value_enabled
200 : this.options.value_disabled;
201 },
202
203 setValue: function(value) {
204 this.node.lastElementChild.checked = (value == this.options.value_enabled);
205 }
206 });
207
208 var UISelect = UIElement.extend({
209 __init__: function(value, choices, options) {
210 if (typeof(choices) != 'object')
211 choices = {};
212
213 if (!Array.isArray(value))
214 value = (value != null && value != '') ? [ value ] : [];
215
216 if (!options.multiple && value.length > 1)
217 value.length = 1;
218
219 this.values = value;
220 this.choices = choices;
221 this.options = Object.assign({
222 multiple: false,
223 widget: 'select',
224 orientation: 'horizontal'
225 }, options);
226 },
227
228 render: function() {
229 var frameEl = E('div', { 'id': this.options.id }),
230 keys = Object.keys(this.choices);
231
232 if (this.options.sort === true)
233 keys.sort();
234 else if (Array.isArray(this.options.sort))
235 keys = this.options.sort;
236
237 if (this.options.widget == 'select') {
238 frameEl.appendChild(E('select', {
239 'id': this.options.id ? 'widget.' + this.options.id : null,
240 'name': this.options.name,
241 'size': this.options.size,
242 'class': 'cbi-input-select',
243 'multiple': this.options.multiple ? '' : null
244 }));
245
246 if (this.options.optional || this.choices.hasOwnProperty(''))
247 frameEl.lastChild.appendChild(E('option', {
248 'value': '',
249 'selected': (this.values.length == 0 || this.values[0] == '') ? '' : null
250 }, this.choices[''] || this.options.placeholder || _('-- Please choose --')));
251
252 for (var i = 0; i < keys.length; i++) {
253 if (keys[i] == null || keys[i] == '')
254 continue;
255
256 frameEl.lastChild.appendChild(E('option', {
257 'value': keys[i],
258 'selected': (this.values.indexOf(keys[i]) > -1) ? '' : null
259 }, this.choices[keys[i]] || keys[i]));
260 }
261 }
262 else {
263 var brEl = (this.options.orientation === 'horizontal') ? document.createTextNode(' ') : E('br');
264
265 for (var i = 0; i < keys.length; i++) {
266 frameEl.appendChild(E('label', {}, [
267 E('input', {
268 'id': this.options.id ? 'widget.' + this.options.id : null,
269 'name': this.options.id || this.options.name,
270 'type': this.options.multiple ? 'checkbox' : 'radio',
271 'class': this.options.multiple ? 'cbi-input-checkbox' : 'cbi-input-radio',
272 'value': keys[i],
273 'checked': (this.values.indexOf(keys[i]) > -1) ? '' : null
274 }),
275 this.choices[keys[i]] || keys[i]
276 ]));
277
278 if (i + 1 == this.options.size)
279 frameEl.appendChild(brEl);
280 }
281 }
282
283 return this.bind(frameEl);
284 },
285
286 bind: function(frameEl) {
287 this.node = frameEl;
288
289 if (this.options.widget == 'select') {
290 this.setUpdateEvents(frameEl.firstChild, 'change', 'click', 'blur');
291 this.setChangeEvents(frameEl.firstChild, 'change');
292 }
293 else {
294 var radioEls = frameEl.querySelectorAll('input[type="radio"]');
295 for (var i = 0; i < radioEls.length; i++) {
296 this.setUpdateEvents(radioEls[i], 'change', 'click', 'blur');
297 this.setChangeEvents(radioEls[i], 'change', 'click', 'blur');
298 }
299 }
300
301 L.dom.bindClassInstance(frameEl, this);
302
303 return frameEl;
304 },
305
306 getValue: function() {
307 if (this.options.widget == 'select')
308 return this.node.firstChild.value;
309
310 var radioEls = frameEl.querySelectorAll('input[type="radio"]');
311 for (var i = 0; i < radioEls.length; i++)
312 if (radioEls[i].checked)
313 return radioEls[i].value;
314
315 return null;
316 },
317
318 setValue: function(value) {
319 if (this.options.widget == 'select') {
320 if (value == null)
321 value = '';
322
323 for (var i = 0; i < this.node.firstChild.options.length; i++)
324 this.node.firstChild.options[i].selected = (this.node.firstChild.options[i].value == value);
325
326 return;
327 }
328
329 var radioEls = frameEl.querySelectorAll('input[type="radio"]');
330 for (var i = 0; i < radioEls.length; i++)
331 radioEls[i].checked = (radioEls[i].value == value);
332 }
333 });
334
335 var UIDropdown = UIElement.extend({
336 __init__: function(value, choices, options) {
337 if (typeof(choices) != 'object')
338 choices = {};
339
340 if (!Array.isArray(value))
341 this.values = (value != null && value != '') ? [ value ] : [];
342 else
343 this.values = value;
344
345 this.choices = choices;
346 this.options = Object.assign({
347 sort: true,
348 multiple: Array.isArray(value),
349 optional: true,
350 select_placeholder: _('-- Please choose --'),
351 custom_placeholder: _('-- custom --'),
352 display_items: 3,
353 dropdown_items: -1,
354 create: false,
355 create_query: '.create-item-input',
356 create_template: 'script[type="item-template"]'
357 }, options);
358 },
359
360 render: function() {
361 var sb = E('div', {
362 'id': this.options.id,
363 'class': 'cbi-dropdown',
364 'multiple': this.options.multiple ? '' : null,
365 'optional': this.options.optional ? '' : null,
366 }, E('ul'));
367
368 var keys = Object.keys(this.choices);
369
370 if (this.options.sort === true)
371 keys.sort();
372 else if (Array.isArray(this.options.sort))
373 keys = this.options.sort;
374
375 if (this.options.create)
376 for (var i = 0; i < this.values.length; i++)
377 if (!this.choices.hasOwnProperty(this.values[i]))
378 keys.push(this.values[i]);
379
380 for (var i = 0; i < keys.length; i++)
381 sb.lastElementChild.appendChild(E('li', {
382 'data-value': keys[i],
383 'selected': (this.values.indexOf(keys[i]) > -1) ? '' : null
384 }, this.choices[keys[i]] || keys[i]));
385
386 if (this.options.create) {
387 var createEl = E('input', {
388 'type': 'text',
389 'class': 'create-item-input',
390 'readonly': this.options.readonly ? '' : null,
391 'maxlength': this.options.maxlength,
392 'placeholder': this.options.custom_placeholder || this.options.placeholder
393 });
394
395 if (this.options.datatype)
396 L.ui.addValidator(createEl, this.options.datatype,
397 true, null, 'blur', 'keyup');
398
399 sb.lastElementChild.appendChild(E('li', { 'data-value': '-' }, createEl));
400 }
401
402 if (this.options.create_markup)
403 sb.appendChild(E('script', { type: 'item-template' },
404 this.options.create_markup));
405
406 return this.bind(sb);
407 },
408
409 bind: function(sb) {
410 var o = this.options;
411
412 o.multiple = sb.hasAttribute('multiple');
413 o.optional = sb.hasAttribute('optional');
414 o.placeholder = sb.getAttribute('placeholder') || o.placeholder;
415 o.display_items = parseInt(sb.getAttribute('display-items') || o.display_items);
416 o.dropdown_items = parseInt(sb.getAttribute('dropdown-items') || o.dropdown_items);
417 o.create_query = sb.getAttribute('item-create') || o.create_query;
418 o.create_template = sb.getAttribute('item-template') || o.create_template;
419
420 var ul = sb.querySelector('ul'),
421 more = sb.appendChild(E('span', { class: 'more', tabindex: -1 }, '···')),
422 open = sb.appendChild(E('span', { class: 'open', tabindex: -1 }, '▾')),
423 canary = sb.appendChild(E('div')),
424 create = sb.querySelector(this.options.create_query),
425 ndisplay = this.options.display_items,
426 n = 0;
427
428 if (this.options.multiple) {
429 var items = ul.querySelectorAll('li');
430
431 for (var i = 0; i < items.length; i++) {
432 this.transformItem(sb, items[i]);
433
434 if (items[i].hasAttribute('selected') && ndisplay-- > 0)
435 items[i].setAttribute('display', n++);
436 }
437 }
438 else {
439 if (this.options.optional && !ul.querySelector('li[data-value=""]')) {
440 var placeholder = E('li', { placeholder: '' },
441 this.options.select_placeholder || this.options.placeholder);
442
443 ul.firstChild
444 ? ul.insertBefore(placeholder, ul.firstChild)
445 : ul.appendChild(placeholder);
446 }
447
448 var items = ul.querySelectorAll('li'),
449 sel = sb.querySelectorAll('[selected]');
450
451 sel.forEach(function(s) {
452 s.removeAttribute('selected');
453 });
454
455 var s = sel[0] || items[0];
456 if (s) {
457 s.setAttribute('selected', '');
458 s.setAttribute('display', n++);
459 }
460
461 ndisplay--;
462 }
463
464 this.saveValues(sb, ul);
465
466 ul.setAttribute('tabindex', -1);
467 sb.setAttribute('tabindex', 0);
468
469 if (ndisplay < 0)
470 sb.setAttribute('more', '')
471 else
472 sb.removeAttribute('more');
473
474 if (ndisplay == this.options.display_items)
475 sb.setAttribute('empty', '')
476 else
477 sb.removeAttribute('empty');
478
479 L.dom.content(more, (ndisplay == this.options.display_items)
480 ? (this.options.select_placeholder || this.options.placeholder) : '···');
481
482
483 sb.addEventListener('click', this.handleClick.bind(this));
484 sb.addEventListener('keydown', this.handleKeydown.bind(this));
485 sb.addEventListener('cbi-dropdown-close', this.handleDropdownClose.bind(this));
486 sb.addEventListener('cbi-dropdown-select', this.handleDropdownSelect.bind(this));
487
488 if ('ontouchstart' in window) {
489 sb.addEventListener('touchstart', function(ev) { ev.stopPropagation(); });
490 window.addEventListener('touchstart', this.closeAllDropdowns);
491 }
492 else {
493 sb.addEventListener('mouseover', this.handleMouseover.bind(this));
494 sb.addEventListener('focus', this.handleFocus.bind(this));
495
496 canary.addEventListener('focus', this.handleCanaryFocus.bind(this));
497
498 window.addEventListener('mouseover', this.setFocus);
499 window.addEventListener('click', this.closeAllDropdowns);
500 }
501
502 if (create) {
503 create.addEventListener('keydown', this.handleCreateKeydown.bind(this));
504 create.addEventListener('focus', this.handleCreateFocus.bind(this));
505 create.addEventListener('blur', this.handleCreateBlur.bind(this));
506
507 var li = findParent(create, 'li');
508
509 li.setAttribute('unselectable', '');
510 li.addEventListener('click', this.handleCreateClick.bind(this));
511 }
512
513 this.node = sb;
514
515 this.setUpdateEvents(sb, 'cbi-dropdown-open', 'cbi-dropdown-close');
516 this.setChangeEvents(sb, 'cbi-dropdown-change', 'cbi-dropdown-close');
517
518 L.dom.bindClassInstance(sb, this);
519
520 return sb;
521 },
522
523 openDropdown: function(sb) {
524 var st = window.getComputedStyle(sb, null),
525 ul = sb.querySelector('ul'),
526 li = ul.querySelectorAll('li'),
527 fl = findParent(sb, '.cbi-value-field'),
528 sel = ul.querySelector('[selected]'),
529 rect = sb.getBoundingClientRect(),
530 items = Math.min(this.options.dropdown_items, li.length);
531
532 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
533 s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
534 });
535
536 sb.setAttribute('open', '');
537
538 var pv = ul.cloneNode(true);
539 pv.classList.add('preview');
540
541 if (fl)
542 fl.classList.add('cbi-dropdown-open');
543
544 if ('ontouchstart' in window) {
545 var vpWidth = Math.max(document.documentElement.clientWidth, window.innerWidth || 0),
546 vpHeight = Math.max(document.documentElement.clientHeight, window.innerHeight || 0),
547 scrollFrom = window.pageYOffset,
548 scrollTo = scrollFrom + rect.top - vpHeight * 0.5,
549 start = null;
550
551 ul.style.top = sb.offsetHeight + 'px';
552 ul.style.left = -rect.left + 'px';
553 ul.style.right = (rect.right - vpWidth) + 'px';
554 ul.style.maxHeight = (vpHeight * 0.5) + 'px';
555 ul.style.WebkitOverflowScrolling = 'touch';
556
557 var scrollStep = function(timestamp) {
558 if (!start) {
559 start = timestamp;
560 ul.scrollTop = sel ? Math.max(sel.offsetTop - sel.offsetHeight, 0) : 0;
561 }
562
563 var duration = Math.max(timestamp - start, 1);
564 if (duration < 100) {
565 document.body.scrollTop = scrollFrom + (scrollTo - scrollFrom) * (duration / 100);
566 window.requestAnimationFrame(scrollStep);
567 }
568 else {
569 document.body.scrollTop = scrollTo;
570 }
571 };
572
573 window.requestAnimationFrame(scrollStep);
574 }
575 else {
576 ul.style.maxHeight = '1px';
577 ul.style.top = ul.style.bottom = '';
578
579 window.requestAnimationFrame(function() {
580 var itemHeight = li[Math.max(0, li.length - 2)].getBoundingClientRect().height,
581 fullHeight = 0,
582 spaceAbove = rect.top,
583 spaceBelow = window.innerHeight - rect.height - rect.top;
584
585 for (var i = 0; i < (items == -1 ? li.length : items); i++)
586 fullHeight += li[i].getBoundingClientRect().height;
587
588 if (fullHeight <= spaceBelow) {
589 ul.style.top = rect.height + 'px';
590 ul.style.maxHeight = spaceBelow + 'px';
591 }
592 else if (fullHeight <= spaceAbove) {
593 ul.style.bottom = rect.height + 'px';
594 ul.style.maxHeight = spaceAbove + 'px';
595 }
596 else if (spaceBelow >= spaceAbove) {
597 ul.style.top = rect.height + 'px';
598 ul.style.maxHeight = (spaceBelow - (spaceBelow % itemHeight)) + 'px';
599 }
600 else {
601 ul.style.bottom = rect.height + 'px';
602 ul.style.maxHeight = (spaceAbove - (spaceAbove % itemHeight)) + 'px';
603 }
604
605 ul.scrollTop = sel ? Math.max(sel.offsetTop - sel.offsetHeight, 0) : 0;
606 });
607 }
608
609 var cboxes = ul.querySelectorAll('[selected] input[type="checkbox"]');
610 for (var i = 0; i < cboxes.length; i++) {
611 cboxes[i].checked = true;
612 cboxes[i].disabled = (cboxes.length == 1 && !this.options.optional);
613 };
614
615 ul.classList.add('dropdown');
616
617 sb.insertBefore(pv, ul.nextElementSibling);
618
619 li.forEach(function(l) {
620 l.setAttribute('tabindex', 0);
621 });
622
623 sb.lastElementChild.setAttribute('tabindex', 0);
624
625 this.setFocus(sb, sel || li[0], true);
626 },
627
628 closeDropdown: function(sb, no_focus) {
629 if (!sb.hasAttribute('open'))
630 return;
631
632 var pv = sb.querySelector('ul.preview'),
633 ul = sb.querySelector('ul.dropdown'),
634 li = ul.querySelectorAll('li'),
635 fl = findParent(sb, '.cbi-value-field');
636
637 li.forEach(function(l) { l.removeAttribute('tabindex'); });
638 sb.lastElementChild.removeAttribute('tabindex');
639
640 sb.removeChild(pv);
641 sb.removeAttribute('open');
642 sb.style.width = sb.style.height = '';
643
644 ul.classList.remove('dropdown');
645 ul.style.top = ul.style.bottom = ul.style.maxHeight = '';
646
647 if (fl)
648 fl.classList.remove('cbi-dropdown-open');
649
650 if (!no_focus)
651 this.setFocus(sb, sb);
652
653 this.saveValues(sb, ul);
654 },
655
656 toggleItem: function(sb, li, force_state) {
657 if (li.hasAttribute('unselectable'))
658 return;
659
660 if (this.options.multiple) {
661 var cbox = li.querySelector('input[type="checkbox"]'),
662 items = li.parentNode.querySelectorAll('li'),
663 label = sb.querySelector('ul.preview'),
664 sel = li.parentNode.querySelectorAll('[selected]').length,
665 more = sb.querySelector('.more'),
666 ndisplay = this.options.display_items,
667 n = 0;
668
669 if (li.hasAttribute('selected')) {
670 if (force_state !== true) {
671 if (sel > 1 || this.options.optional) {
672 li.removeAttribute('selected');
673 cbox.checked = cbox.disabled = false;
674 sel--;
675 }
676 else {
677 cbox.disabled = true;
678 }
679 }
680 }
681 else {
682 if (force_state !== false) {
683 li.setAttribute('selected', '');
684 cbox.checked = true;
685 cbox.disabled = false;
686 sel++;
687 }
688 }
689
690 while (label && label.firstElementChild)
691 label.removeChild(label.firstElementChild);
692
693 for (var i = 0; i < items.length; i++) {
694 items[i].removeAttribute('display');
695 if (items[i].hasAttribute('selected')) {
696 if (ndisplay-- > 0) {
697 items[i].setAttribute('display', n++);
698 if (label)
699 label.appendChild(items[i].cloneNode(true));
700 }
701 var c = items[i].querySelector('input[type="checkbox"]');
702 if (c)
703 c.disabled = (sel == 1 && !this.options.optional);
704 }
705 }
706
707 if (ndisplay < 0)
708 sb.setAttribute('more', '');
709 else
710 sb.removeAttribute('more');
711
712 if (ndisplay === this.options.display_items)
713 sb.setAttribute('empty', '');
714 else
715 sb.removeAttribute('empty');
716
717 L.dom.content(more, (ndisplay === this.options.display_items)
718 ? (this.options.select_placeholder || this.options.placeholder) : '···');
719 }
720 else {
721 var sel = li.parentNode.querySelector('[selected]');
722 if (sel) {
723 sel.removeAttribute('display');
724 sel.removeAttribute('selected');
725 }
726
727 li.setAttribute('display', 0);
728 li.setAttribute('selected', '');
729
730 this.closeDropdown(sb, true);
731 }
732
733 this.saveValues(sb, li.parentNode);
734 },
735
736 transformItem: function(sb, li) {
737 var cbox = E('form', {}, E('input', { type: 'checkbox', tabindex: -1, onclick: 'event.preventDefault()' })),
738 label = E('label');
739
740 while (li.firstChild)
741 label.appendChild(li.firstChild);
742
743 li.appendChild(cbox);
744 li.appendChild(label);
745 },
746
747 saveValues: function(sb, ul) {
748 var sel = ul.querySelectorAll('li[selected]'),
749 div = sb.lastElementChild,
750 name = this.options.name,
751 strval = '',
752 values = [];
753
754 while (div.lastElementChild)
755 div.removeChild(div.lastElementChild);
756
757 sel.forEach(function (s) {
758 if (s.hasAttribute('placeholder'))
759 return;
760
761 var v = {
762 text: s.innerText,
763 value: s.hasAttribute('data-value') ? s.getAttribute('data-value') : s.innerText,
764 element: s
765 };
766
767 div.appendChild(E('input', {
768 type: 'hidden',
769 name: name,
770 value: v.value
771 }));
772
773 values.push(v);
774
775 strval += strval.length ? ' ' + v.value : v.value;
776 });
777
778 var detail = {
779 instance: this,
780 element: sb
781 };
782
783 if (this.options.multiple)
784 detail.values = values;
785 else
786 detail.value = values.length ? values[0] : null;
787
788 sb.value = strval;
789
790 sb.dispatchEvent(new CustomEvent('cbi-dropdown-change', {
791 bubbles: true,
792 detail: detail
793 }));
794 },
795
796 setValues: function(sb, values) {
797 var ul = sb.querySelector('ul');
798
799 if (this.options.create) {
800 for (var value in values) {
801 this.createItems(sb, value);
802
803 if (!this.options.multiple)
804 break;
805 }
806 }
807
808 if (this.options.multiple) {
809 var lis = ul.querySelectorAll('li[data-value]');
810 for (var i = 0; i < lis.length; i++) {
811 var value = lis[i].getAttribute('data-value');
812 if (values === null || !(value in values))
813 this.toggleItem(sb, lis[i], false);
814 else
815 this.toggleItem(sb, lis[i], true);
816 }
817 }
818 else {
819 var ph = ul.querySelector('li[placeholder]');
820 if (ph)
821 this.toggleItem(sb, ph);
822
823 var lis = ul.querySelectorAll('li[data-value]');
824 for (var i = 0; i < lis.length; i++) {
825 var value = lis[i].getAttribute('data-value');
826 if (values !== null && (value in values))
827 this.toggleItem(sb, lis[i]);
828 }
829 }
830 },
831
832 setFocus: function(sb, elem, scroll) {
833 if (sb && sb.hasAttribute && sb.hasAttribute('locked-in'))
834 return;
835
836 if (sb.target && findParent(sb.target, 'ul.dropdown'))
837 return;
838
839 document.querySelectorAll('.focus').forEach(function(e) {
840 if (!matchesElem(e, 'input')) {
841 e.classList.remove('focus');
842 e.blur();
843 }
844 });
845
846 if (elem) {
847 elem.focus();
848 elem.classList.add('focus');
849
850 if (scroll)
851 elem.parentNode.scrollTop = elem.offsetTop - elem.parentNode.offsetTop;
852 }
853 },
854
855 createItems: function(sb, value) {
856 var sbox = this,
857 val = (value || '').trim(),
858 ul = sb.querySelector('ul');
859
860 if (!sbox.options.multiple)
861 val = val.length ? [ val ] : [];
862 else
863 val = val.length ? val.split(/\s+/) : [];
864
865 val.forEach(function(item) {
866 var new_item = null;
867
868 ul.childNodes.forEach(function(li) {
869 if (li.getAttribute && li.getAttribute('data-value') === item)
870 new_item = li;
871 });
872
873 if (!new_item) {
874 var markup,
875 tpl = sb.querySelector(sbox.options.create_template);
876
877 if (tpl)
878 markup = (tpl.textContent || tpl.innerHTML || tpl.firstChild.data).replace(/^<!--|-->$/, '').trim();
879 else
880 markup = '<li data-value="{{value}}">{{value}}</li>';
881
882 new_item = E(markup.replace(/{{value}}/g, '%h'.format(item)));
883
884 if (sbox.options.multiple) {
885 sbox.transformItem(sb, new_item);
886 }
887 else {
888 var old = ul.querySelector('li[created]');
889 if (old)
890 ul.removeChild(old);
891
892 new_item.setAttribute('created', '');
893 }
894
895 new_item = ul.insertBefore(new_item, ul.lastElementChild);
896 }
897
898 sbox.toggleItem(sb, new_item, true);
899 sbox.setFocus(sb, new_item, true);
900 });
901 },
902
903 closeAllDropdowns: function() {
904 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
905 s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
906 });
907 },
908
909 handleClick: function(ev) {
910 var sb = ev.currentTarget;
911
912 if (!sb.hasAttribute('open')) {
913 if (!matchesElem(ev.target, 'input'))
914 this.openDropdown(sb);
915 }
916 else {
917 var li = findParent(ev.target, 'li');
918 if (li && li.parentNode.classList.contains('dropdown'))
919 this.toggleItem(sb, li);
920 else if (li && li.parentNode.classList.contains('preview'))
921 this.closeDropdown(sb);
922 else if (matchesElem(ev.target, 'span.open, span.more'))
923 this.closeDropdown(sb);
924 }
925
926 ev.preventDefault();
927 ev.stopPropagation();
928 },
929
930 handleKeydown: function(ev) {
931 var sb = ev.currentTarget;
932
933 if (matchesElem(ev.target, 'input'))
934 return;
935
936 if (!sb.hasAttribute('open')) {
937 switch (ev.keyCode) {
938 case 37:
939 case 38:
940 case 39:
941 case 40:
942 this.openDropdown(sb);
943 ev.preventDefault();
944 }
945 }
946 else {
947 var active = findParent(document.activeElement, 'li');
948
949 switch (ev.keyCode) {
950 case 27:
951 this.closeDropdown(sb);
952 break;
953
954 case 13:
955 if (active) {
956 if (!active.hasAttribute('selected'))
957 this.toggleItem(sb, active);
958 this.closeDropdown(sb);
959 ev.preventDefault();
960 }
961 break;
962
963 case 32:
964 if (active) {
965 this.toggleItem(sb, active);
966 ev.preventDefault();
967 }
968 break;
969
970 case 38:
971 if (active && active.previousElementSibling) {
972 this.setFocus(sb, active.previousElementSibling);
973 ev.preventDefault();
974 }
975 break;
976
977 case 40:
978 if (active && active.nextElementSibling) {
979 this.setFocus(sb, active.nextElementSibling);
980 ev.preventDefault();
981 }
982 break;
983 }
984 }
985 },
986
987 handleDropdownClose: function(ev) {
988 var sb = ev.currentTarget;
989
990 this.closeDropdown(sb, true);
991 },
992
993 handleDropdownSelect: function(ev) {
994 var sb = ev.currentTarget,
995 li = findParent(ev.target, 'li');
996
997 if (!li)
998 return;
999
1000 this.toggleItem(sb, li);
1001 this.closeDropdown(sb, true);
1002 },
1003
1004 handleMouseover: function(ev) {
1005 var sb = ev.currentTarget;
1006
1007 if (!sb.hasAttribute('open'))
1008 return;
1009
1010 var li = findParent(ev.target, 'li');
1011
1012 if (li && li.parentNode.classList.contains('dropdown'))
1013 this.setFocus(sb, li);
1014 },
1015
1016 handleFocus: function(ev) {
1017 var sb = ev.currentTarget;
1018
1019 document.querySelectorAll('.cbi-dropdown[open]').forEach(function(s) {
1020 if (s !== sb || sb.hasAttribute('open'))
1021 s.dispatchEvent(new CustomEvent('cbi-dropdown-close', {}));
1022 });
1023 },
1024
1025 handleCanaryFocus: function(ev) {
1026 this.closeDropdown(ev.currentTarget.parentNode);
1027 },
1028
1029 handleCreateKeydown: function(ev) {
1030 var input = ev.currentTarget,
1031 sb = findParent(input, '.cbi-dropdown');
1032
1033 switch (ev.keyCode) {
1034 case 13:
1035 ev.preventDefault();
1036
1037 if (input.classList.contains('cbi-input-invalid'))
1038 return;
1039
1040 this.createItems(sb, input.value);
1041 input.value = '';
1042 input.blur();
1043 break;
1044 }
1045 },
1046
1047 handleCreateFocus: function(ev) {
1048 var input = ev.currentTarget,
1049 cbox = findParent(input, 'li').querySelector('input[type="checkbox"]'),
1050 sb = findParent(input, '.cbi-dropdown');
1051
1052 if (cbox)
1053 cbox.checked = true;
1054
1055 sb.setAttribute('locked-in', '');
1056 },
1057
1058 handleCreateBlur: function(ev) {
1059 var input = ev.currentTarget,
1060 cbox = findParent(input, 'li').querySelector('input[type="checkbox"]'),
1061 sb = findParent(input, '.cbi-dropdown');
1062
1063 if (cbox)
1064 cbox.checked = false;
1065
1066 sb.removeAttribute('locked-in');
1067 },
1068
1069 handleCreateClick: function(ev) {
1070 ev.currentTarget.querySelector(this.options.create_query).focus();
1071 },
1072
1073 setValue: function(values) {
1074 if (this.options.multiple) {
1075 if (!Array.isArray(values))
1076 values = (values != null && values != '') ? [ values ] : [];
1077
1078 var v = {};
1079
1080 for (var i = 0; i < values.length; i++)
1081 v[values[i]] = true;
1082
1083 this.setValues(this.node, v);
1084 }
1085 else {
1086 var v = {};
1087
1088 if (values != null) {
1089 if (Array.isArray(values))
1090 v[values[0]] = true;
1091 else
1092 v[values] = true;
1093 }
1094
1095 this.setValues(this.node, v);
1096 }
1097 },
1098
1099 getValue: function() {
1100 var div = this.node.lastElementChild,
1101 h = div.querySelectorAll('input[type="hidden"]'),
1102 v = [];
1103
1104 for (var i = 0; i < h.length; i++)
1105 v.push(h[i].value);
1106
1107 return this.options.multiple ? v : v[0];
1108 }
1109 });
1110
1111 var UICombobox = UIDropdown.extend({
1112 __init__: function(value, choices, options) {
1113 this.super('__init__', [ value, choices, Object.assign({
1114 select_placeholder: _('-- Please choose --'),
1115 custom_placeholder: _('-- custom --'),
1116 dropdown_items: -1,
1117 sort: true
1118 }, options, {
1119 multiple: false,
1120 create: true,
1121 optional: true
1122 }) ]);
1123 }
1124 });
1125
1126 var UIDynamicList = UIElement.extend({
1127 __init__: function(values, choices, options) {
1128 if (!Array.isArray(values))
1129 values = (values != null && values != '') ? [ values ] : [];
1130
1131 if (typeof(choices) != 'object')
1132 choices = null;
1133
1134 this.values = values;
1135 this.choices = choices;
1136 this.options = Object.assign({}, options, {
1137 multiple: false,
1138 optional: true
1139 });
1140 },
1141
1142 render: function() {
1143 var dl = E('div', {
1144 'id': this.options.id,
1145 'class': 'cbi-dynlist'
1146 }, E('div', { 'class': 'add-item' }));
1147
1148 if (this.choices) {
1149 var cbox = new UICombobox(null, this.choices, this.options);
1150 dl.lastElementChild.appendChild(cbox.render());
1151 }
1152 else {
1153 var inputEl = E('input', {
1154 'id': this.options.id ? 'widget.' + this.options.id : null,
1155 'type': 'text',
1156 'class': 'cbi-input-text',
1157 'placeholder': this.options.placeholder
1158 });
1159
1160 dl.lastElementChild.appendChild(inputEl);
1161 dl.lastElementChild.appendChild(E('div', { 'class': 'cbi-button cbi-button-add' }, '+'));
1162
1163 if (this.options.datatype)
1164 L.ui.addValidator(inputEl, this.options.datatype,
1165 true, null, 'blur', 'keyup');
1166 }
1167
1168 for (var i = 0; i < this.values.length; i++)
1169 this.addItem(dl, this.values[i],
1170 this.choices ? this.choices[this.values[i]] : null);
1171
1172 return this.bind(dl);
1173 },
1174
1175 bind: function(dl) {
1176 dl.addEventListener('click', L.bind(this.handleClick, this));
1177 dl.addEventListener('keydown', L.bind(this.handleKeydown, this));
1178 dl.addEventListener('cbi-dropdown-change', L.bind(this.handleDropdownChange, this));
1179
1180 this.node = dl;
1181
1182 this.setUpdateEvents(dl, 'cbi-dynlist-change');
1183 this.setChangeEvents(dl, 'cbi-dynlist-change');
1184
1185 L.dom.bindClassInstance(dl, this);
1186
1187 return dl;
1188 },
1189
1190 addItem: function(dl, value, text, flash) {
1191 var exists = false,
1192 new_item = E('div', { 'class': flash ? 'item flash' : 'item', 'tabindex': 0 }, [
1193 E('span', {}, text || value),
1194 E('input', {
1195 'type': 'hidden',
1196 'name': this.options.name,
1197 'value': value })]);
1198
1199 dl.querySelectorAll('.item, .add-item').forEach(function(item) {
1200 if (exists)
1201 return;
1202
1203 var hidden = item.querySelector('input[type="hidden"]');
1204
1205 if (hidden && hidden.parentNode !== item)
1206 hidden = null;
1207
1208 if (hidden && hidden.value === value)
1209 exists = true;
1210 else if (!hidden || hidden.value >= value)
1211 exists = !!item.parentNode.insertBefore(new_item, item);
1212 });
1213
1214 dl.dispatchEvent(new CustomEvent('cbi-dynlist-change', {
1215 bubbles: true,
1216 detail: {
1217 instance: this,
1218 element: dl,
1219 value: value,
1220 add: true
1221 }
1222 }));
1223 },
1224
1225 removeItem: function(dl, item) {
1226 var value = item.querySelector('input[type="hidden"]').value;
1227 var sb = dl.querySelector('.cbi-dropdown');
1228 if (sb)
1229 sb.querySelectorAll('ul > li').forEach(function(li) {
1230 if (li.getAttribute('data-value') === value) {
1231 if (li.hasAttribute('dynlistcustom'))
1232 li.parentNode.removeChild(li);
1233 else
1234 li.removeAttribute('unselectable');
1235 }
1236 });
1237
1238 item.parentNode.removeChild(item);
1239
1240 dl.dispatchEvent(new CustomEvent('cbi-dynlist-change', {
1241 bubbles: true,
1242 detail: {
1243 instance: this,
1244 element: dl,
1245 value: value,
1246 remove: true
1247 }
1248 }));
1249 },
1250
1251 handleClick: function(ev) {
1252 var dl = ev.currentTarget,
1253 item = findParent(ev.target, '.item');
1254
1255 if (item) {
1256 this.removeItem(dl, item);
1257 }
1258 else if (matchesElem(ev.target, '.cbi-button-add')) {
1259 var input = ev.target.previousElementSibling;
1260 if (input.value.length && !input.classList.contains('cbi-input-invalid')) {
1261 this.addItem(dl, input.value, null, true);
1262 input.value = '';
1263 }
1264 }
1265 },
1266
1267 handleDropdownChange: function(ev) {
1268 var dl = ev.currentTarget,
1269 sbIn = ev.detail.instance,
1270 sbEl = ev.detail.element,
1271 sbVal = ev.detail.value;
1272
1273 if (sbVal === null)
1274 return;
1275
1276 sbIn.setValues(sbEl, null);
1277 sbVal.element.setAttribute('unselectable', '');
1278
1279 if (sbVal.element.hasAttribute('created')) {
1280 sbVal.element.removeAttribute('created');
1281 sbVal.element.setAttribute('dynlistcustom', '');
1282 }
1283
1284 this.addItem(dl, sbVal.value, sbVal.text, true);
1285 },
1286
1287 handleKeydown: function(ev) {
1288 var dl = ev.currentTarget,
1289 item = findParent(ev.target, '.item');
1290
1291 if (item) {
1292 switch (ev.keyCode) {
1293 case 8: /* backspace */
1294 if (item.previousElementSibling)
1295 item.previousElementSibling.focus();
1296
1297 this.removeItem(dl, item);
1298 break;
1299
1300 case 46: /* delete */
1301 if (item.nextElementSibling) {
1302 if (item.nextElementSibling.classList.contains('item'))
1303 item.nextElementSibling.focus();
1304 else
1305 item.nextElementSibling.firstElementChild.focus();
1306 }
1307
1308 this.removeItem(dl, item);
1309 break;
1310 }
1311 }
1312 else if (matchesElem(ev.target, '.cbi-input-text')) {
1313 switch (ev.keyCode) {
1314 case 13: /* enter */
1315 if (ev.target.value.length && !ev.target.classList.contains('cbi-input-invalid')) {
1316 this.addItem(dl, ev.target.value, null, true);
1317 ev.target.value = '';
1318 ev.target.blur();
1319 ev.target.focus();
1320 }
1321
1322 ev.preventDefault();
1323 break;
1324 }
1325 }
1326 },
1327
1328 getValue: function() {
1329 var items = this.node.querySelectorAll('.item > input[type="hidden"]'),
1330 input = this.node.querySelector('.add-item > input[type="text"]'),
1331 v = [];
1332
1333 for (var i = 0; i < items.length; i++)
1334 v.push(items[i].value);
1335
1336 if (input && input.value != null && input.value.match(/\S/) &&
1337 v.filter(function(s) { return s == input.value }).length == 0)
1338 v.push(input.value);
1339
1340 return v;
1341 },
1342
1343 setValue: function(values) {
1344 if (!Array.isArray(values))
1345 values = (values != null && values != '') ? [ values ] : [];
1346
1347 var items = this.node.querySelectorAll('.item');
1348
1349 for (var i = 0; i < items.length; i++)
1350 if (items[i].parentNode === this.node)
1351 this.removeItem(this.node, items[i]);
1352
1353 for (var i = 0; i < values.length; i++)
1354 this.addItem(this.node, values[i],
1355 this.choices ? this.choices[values[i]] : null);
1356 }
1357 });
1358
1359 var UIHiddenfield = UIElement.extend({
1360 __init__: function(value, options) {
1361 this.value = value;
1362 this.options = Object.assign({
1363
1364 }, options);
1365 },
1366
1367 render: function() {
1368 var hiddenEl = E('input', {
1369 'id': this.options.id,
1370 'type': 'hidden',
1371 'value': this.value
1372 });
1373
1374 return this.bind(hiddenEl);
1375 },
1376
1377 bind: function(hiddenEl) {
1378 this.node = hiddenEl;
1379
1380 L.dom.bindClassInstance(hiddenEl, this);
1381
1382 return hiddenEl;
1383 },
1384
1385 getValue: function() {
1386 return this.node.value;
1387 },
1388
1389 setValue: function(value) {
1390 this.node.value = value;
1391 }
1392 });
1393
1394
1395 return L.Class.extend({
1396 __init__: function() {
1397 modalDiv = document.body.appendChild(
1398 L.dom.create('div', { id: 'modal_overlay' },
1399 L.dom.create('div', { class: 'modal', role: 'dialog', 'aria-modal': true })));
1400
1401 tooltipDiv = document.body.appendChild(
1402 L.dom.create('div', { class: 'cbi-tooltip' }));
1403
1404 /* setup old aliases */
1405 L.showModal = this.showModal;
1406 L.hideModal = this.hideModal;
1407 L.showTooltip = this.showTooltip;
1408 L.hideTooltip = this.hideTooltip;
1409 L.itemlist = this.itemlist;
1410
1411 document.addEventListener('mouseover', this.showTooltip.bind(this), true);
1412 document.addEventListener('mouseout', this.hideTooltip.bind(this), true);
1413 document.addEventListener('focus', this.showTooltip.bind(this), true);
1414 document.addEventListener('blur', this.hideTooltip.bind(this), true);
1415
1416 document.addEventListener('luci-loaded', this.tabs.init.bind(this.tabs));
1417 document.addEventListener('luci-loaded', this.changes.init.bind(this.changes));
1418 document.addEventListener('uci-loaded', this.changes.init.bind(this.changes));
1419 },
1420
1421 /* Modal dialog */
1422 showModal: function(title, children /* , ... */) {
1423 var dlg = modalDiv.firstElementChild;
1424
1425 dlg.setAttribute('class', 'modal');
1426
1427 for (var i = 2; i < arguments.length; i++)
1428 dlg.classList.add(arguments[i]);
1429
1430 L.dom.content(dlg, L.dom.create('h4', {}, title));
1431 L.dom.append(dlg, children);
1432
1433 document.body.classList.add('modal-overlay-active');
1434
1435 return dlg;
1436 },
1437
1438 hideModal: function() {
1439 document.body.classList.remove('modal-overlay-active');
1440 },
1441
1442 /* Tooltip */
1443 showTooltip: function(ev) {
1444 var target = findParent(ev.target, '[data-tooltip]');
1445
1446 if (!target)
1447 return;
1448
1449 if (tooltipTimeout !== null) {
1450 window.clearTimeout(tooltipTimeout);
1451 tooltipTimeout = null;
1452 }
1453
1454 var rect = target.getBoundingClientRect(),
1455 x = rect.left + window.pageXOffset,
1456 y = rect.top + rect.height + window.pageYOffset;
1457
1458 tooltipDiv.className = 'cbi-tooltip';
1459 tooltipDiv.innerHTML = '▲ ';
1460 tooltipDiv.firstChild.data += target.getAttribute('data-tooltip');
1461
1462 if (target.hasAttribute('data-tooltip-style'))
1463 tooltipDiv.classList.add(target.getAttribute('data-tooltip-style'));
1464
1465 if ((y + tooltipDiv.offsetHeight) > (window.innerHeight + window.pageYOffset)) {
1466 y -= (tooltipDiv.offsetHeight + target.offsetHeight);
1467 tooltipDiv.firstChild.data = '▼ ' + tooltipDiv.firstChild.data.substr(2);
1468 }
1469
1470 tooltipDiv.style.top = y + 'px';
1471 tooltipDiv.style.left = x + 'px';
1472 tooltipDiv.style.opacity = 1;
1473
1474 tooltipDiv.dispatchEvent(new CustomEvent('tooltip-open', {
1475 bubbles: true,
1476 detail: { target: target }
1477 }));
1478 },
1479
1480 hideTooltip: function(ev) {
1481 if (ev.target === tooltipDiv || ev.relatedTarget === tooltipDiv ||
1482 tooltipDiv.contains(ev.target) || tooltipDiv.contains(ev.relatedTarget))
1483 return;
1484
1485 if (tooltipTimeout !== null) {
1486 window.clearTimeout(tooltipTimeout);
1487 tooltipTimeout = null;
1488 }
1489
1490 tooltipDiv.style.opacity = 0;
1491 tooltipTimeout = window.setTimeout(function() { tooltipDiv.removeAttribute('style'); }, 250);
1492
1493 tooltipDiv.dispatchEvent(new CustomEvent('tooltip-close', { bubbles: true }));
1494 },
1495
1496 /* Widget helper */
1497 itemlist: function(node, items, separators) {
1498 var children = [];
1499
1500 if (!Array.isArray(separators))
1501 separators = [ separators || E('br') ];
1502
1503 for (var i = 0; i < items.length; i += 2) {
1504 if (items[i+1] !== null && items[i+1] !== undefined) {
1505 var sep = separators[(i/2) % separators.length],
1506 cld = [];
1507
1508 children.push(E('span', { class: 'nowrap' }, [
1509 items[i] ? E('strong', items[i] + ': ') : '',
1510 items[i+1]
1511 ]));
1512
1513 if ((i+2) < items.length)
1514 children.push(L.dom.elem(sep) ? sep.cloneNode(true) : sep);
1515 }
1516 }
1517
1518 L.dom.content(node, children);
1519
1520 return node;
1521 },
1522
1523 /* Tabs */
1524 tabs: L.Class.singleton({
1525 init: function() {
1526 var groups = [], prevGroup = null, currGroup = null;
1527
1528 document.querySelectorAll('[data-tab]').forEach(function(tab) {
1529 var parent = tab.parentNode;
1530
1531 if (!parent.hasAttribute('data-tab-group'))
1532 parent.setAttribute('data-tab-group', groups.length);
1533
1534 currGroup = +parent.getAttribute('data-tab-group');
1535
1536 if (currGroup !== prevGroup) {
1537 prevGroup = currGroup;
1538
1539 if (!groups[currGroup])
1540 groups[currGroup] = [];
1541 }
1542
1543 groups[currGroup].push(tab);
1544 });
1545
1546 for (var i = 0; i < groups.length; i++)
1547 this.initTabGroup(groups[i]);
1548
1549 document.addEventListener('dependency-update', this.updateTabs.bind(this));
1550
1551 this.updateTabs();
1552
1553 if (!groups.length)
1554 this.setActiveTabId(-1, -1);
1555 },
1556
1557 initTabGroup: function(panes) {
1558 if (typeof(panes) != 'object' || !('length' in panes) || panes.length === 0)
1559 return;
1560
1561 var menu = E('ul', { 'class': 'cbi-tabmenu' }),
1562 group = panes[0].parentNode,
1563 groupId = +group.getAttribute('data-tab-group'),
1564 selected = null;
1565
1566 for (var i = 0, pane; pane = panes[i]; i++) {
1567 var name = pane.getAttribute('data-tab'),
1568 title = pane.getAttribute('data-tab-title'),
1569 active = pane.getAttribute('data-tab-active') === 'true';
1570
1571 menu.appendChild(E('li', {
1572 'class': active ? 'cbi-tab' : 'cbi-tab-disabled',
1573 'data-tab': name
1574 }, E('a', {
1575 'href': '#',
1576 'click': this.switchTab.bind(this)
1577 }, title)));
1578
1579 if (active)
1580 selected = i;
1581 }
1582
1583 group.parentNode.insertBefore(menu, group);
1584
1585 if (selected === null) {
1586 selected = this.getActiveTabId(groupId);
1587
1588 if (selected < 0 || selected >= panes.length)
1589 selected = 0;
1590
1591 menu.childNodes[selected].classList.add('cbi-tab');
1592 menu.childNodes[selected].classList.remove('cbi-tab-disabled');
1593 panes[selected].setAttribute('data-tab-active', 'true');
1594
1595 this.setActiveTabId(groupId, selected);
1596 }
1597 },
1598
1599 getActiveTabState: function() {
1600 var page = document.body.getAttribute('data-page');
1601
1602 try {
1603 var val = JSON.parse(window.sessionStorage.getItem('tab'));
1604 if (val.page === page && Array.isArray(val.groups))
1605 return val;
1606 }
1607 catch(e) {}
1608
1609 window.sessionStorage.removeItem('tab');
1610 return { page: page, groups: [] };
1611 },
1612
1613 getActiveTabId: function(groupId) {
1614 return +this.getActiveTabState().groups[groupId] || 0;
1615 },
1616
1617 setActiveTabId: function(groupId, tabIndex) {
1618 try {
1619 var state = this.getActiveTabState();
1620 state.groups[groupId] = tabIndex;
1621
1622 window.sessionStorage.setItem('tab', JSON.stringify(state));
1623 }
1624 catch (e) { return false; }
1625
1626 return true;
1627 },
1628
1629 updateTabs: function(ev) {
1630 document.querySelectorAll('[data-tab-title]').forEach(function(pane) {
1631 var menu = pane.parentNode.previousElementSibling,
1632 tab = menu.querySelector('[data-tab="%s"]'.format(pane.getAttribute('data-tab'))),
1633 n_errors = pane.querySelectorAll('.cbi-input-invalid').length;
1634
1635 if (!pane.firstElementChild) {
1636 tab.style.display = 'none';
1637 tab.classList.remove('flash');
1638 }
1639 else if (tab.style.display === 'none') {
1640 tab.style.display = '';
1641 requestAnimationFrame(function() { tab.classList.add('flash') });
1642 }
1643
1644 if (n_errors) {
1645 tab.setAttribute('data-errors', n_errors);
1646 tab.setAttribute('data-tooltip', _('%d invalid field(s)').format(n_errors));
1647 tab.setAttribute('data-tooltip-style', 'error');
1648 }
1649 else {
1650 tab.removeAttribute('data-errors');
1651 tab.removeAttribute('data-tooltip');
1652 }
1653 });
1654 },
1655
1656 switchTab: function(ev) {
1657 var tab = ev.target.parentNode,
1658 name = tab.getAttribute('data-tab'),
1659 menu = tab.parentNode,
1660 group = menu.nextElementSibling,
1661 groupId = +group.getAttribute('data-tab-group'),
1662 index = 0;
1663
1664 ev.preventDefault();
1665
1666 if (!tab.classList.contains('cbi-tab-disabled'))
1667 return;
1668
1669 menu.querySelectorAll('[data-tab]').forEach(function(tab) {
1670 tab.classList.remove('cbi-tab');
1671 tab.classList.remove('cbi-tab-disabled');
1672 tab.classList.add(
1673 tab.getAttribute('data-tab') === name ? 'cbi-tab' : 'cbi-tab-disabled');
1674 });
1675
1676 group.childNodes.forEach(function(pane) {
1677 if (L.dom.matches(pane, '[data-tab]')) {
1678 if (pane.getAttribute('data-tab') === name) {
1679 pane.setAttribute('data-tab-active', 'true');
1680 L.ui.tabs.setActiveTabId(groupId, index);
1681 }
1682 else {
1683 pane.setAttribute('data-tab-active', 'false');
1684 }
1685
1686 index++;
1687 }
1688 });
1689 }
1690 }),
1691
1692 /* UCI Changes */
1693 changes: L.Class.singleton({
1694 init: function() {
1695 if (!L.env.sessionid)
1696 return;
1697
1698 return uci.changes().then(L.bind(this.renderChangeIndicator, this));
1699 },
1700
1701 setIndicator: function(n) {
1702 var i = document.querySelector('.uci_change_indicator');
1703 if (i == null) {
1704 var poll = document.getElementById('xhr_poll_status');
1705 i = poll.parentNode.insertBefore(E('a', {
1706 'href': '#',
1707 'class': 'uci_change_indicator label notice',
1708 'click': L.bind(this.displayChanges, this)
1709 }), poll);
1710 }
1711
1712 if (n > 0) {
1713 L.dom.content(i, [ _('Unsaved Changes'), ': ', n ]);
1714 i.classList.add('flash');
1715 i.style.display = '';
1716 }
1717 else {
1718 i.classList.remove('flash');
1719 i.style.display = 'none';
1720 }
1721 },
1722
1723 renderChangeIndicator: function(changes) {
1724 var n_changes = 0;
1725
1726 for (var config in changes)
1727 if (changes.hasOwnProperty(config))
1728 n_changes += changes[config].length;
1729
1730 this.changes = changes;
1731 this.setIndicator(n_changes);
1732 },
1733
1734 changeTemplates: {
1735 'add-3': '<ins>uci add %0 <strong>%3</strong> # =%2</ins>',
1736 'set-3': '<ins>uci set %0.<strong>%2</strong>=%3</ins>',
1737 'set-4': '<var><ins>uci set %0.%2.%3=<strong>%4</strong></ins></var>',
1738 'remove-2': '<del>uci del %0.<strong>%2</strong></del>',
1739 'remove-3': '<var><del>uci del %0.%2.<strong>%3</strong></del></var>',
1740 'order-3': '<var>uci reorder %0.%2=<strong>%3</strong></var>',
1741 'list-add-4': '<var><ins>uci add_list %0.%2.%3=<strong>%4</strong></ins></var>',
1742 'list-del-4': '<var><del>uci del_list %0.%2.%3=<strong>%4</strong></del></var>',
1743 'rename-3': '<var>uci rename %0.%2=<strong>%3</strong></var>',
1744 'rename-4': '<var>uci rename %0.%2.%3=<strong>%4</strong></var>'
1745 },
1746
1747 displayChanges: function() {
1748 var list = E('div', { 'class': 'uci-change-list' }),
1749 dlg = L.ui.showModal(_('Configuration') + ' / ' + _('Changes'), [
1750 E('div', { 'class': 'cbi-section' }, [
1751 E('strong', _('Legend:')),
1752 E('div', { 'class': 'uci-change-legend' }, [
1753 E('div', { 'class': 'uci-change-legend-label' }, [
1754 E('ins', '&#160;'), ' ', _('Section added') ]),
1755 E('div', { 'class': 'uci-change-legend-label' }, [
1756 E('del', '&#160;'), ' ', _('Section removed') ]),
1757 E('div', { 'class': 'uci-change-legend-label' }, [
1758 E('var', {}, E('ins', '&#160;')), ' ', _('Option changed') ]),
1759 E('div', { 'class': 'uci-change-legend-label' }, [
1760 E('var', {}, E('del', '&#160;')), ' ', _('Option removed') ])]),
1761 E('br'), list,
1762 E('div', { 'class': 'right' }, [
1763 E('input', {
1764 'type': 'button',
1765 'class': 'btn',
1766 'click': L.ui.hideModal,
1767 'value': _('Dismiss')
1768 }), ' ',
1769 E('input', {
1770 'type': 'button',
1771 'class': 'cbi-button cbi-button-positive important',
1772 'click': L.bind(this.apply, this, true),
1773 'value': _('Save & Apply')
1774 }), ' ',
1775 E('input', {
1776 'type': 'button',
1777 'class': 'cbi-button cbi-button-reset',
1778 'click': L.bind(this.revert, this),
1779 'value': _('Revert')
1780 })])])
1781 ]);
1782
1783 for (var config in this.changes) {
1784 if (!this.changes.hasOwnProperty(config))
1785 continue;
1786
1787 list.appendChild(E('h5', '# /etc/config/%s'.format(config)));
1788
1789 for (var i = 0, added = null; i < this.changes[config].length; i++) {
1790 var chg = this.changes[config][i],
1791 tpl = this.changeTemplates['%s-%d'.format(chg[0], chg.length)];
1792
1793 list.appendChild(E(tpl.replace(/%([01234])/g, function(m0, m1) {
1794 switch (+m1) {
1795 case 0:
1796 return config;
1797
1798 case 2:
1799 if (added != null && chg[1] == added[0])
1800 return '@' + added[1] + '[-1]';
1801 else
1802 return chg[1];
1803
1804 case 4:
1805 return "'%h'".format(chg[3].replace(/'/g, "'\"'\"'"));
1806
1807 default:
1808 return chg[m1-1];
1809 }
1810 })));
1811
1812 if (chg[0] == 'add')
1813 added = [ chg[1], chg[2] ];
1814 }
1815 }
1816
1817 list.appendChild(E('br'));
1818 dlg.classList.add('uci-dialog');
1819 },
1820
1821 displayStatus: function(type, content) {
1822 if (type) {
1823 var message = L.ui.showModal('', '');
1824
1825 message.classList.add('alert-message');
1826 DOMTokenList.prototype.add.apply(message.classList, type.split(/\s+/));
1827
1828 if (content)
1829 L.dom.content(message, content);
1830
1831 if (!this.was_polling) {
1832 this.was_polling = L.Request.poll.active();
1833 L.Request.poll.stop();
1834 }
1835 }
1836 else {
1837 L.ui.hideModal();
1838
1839 if (this.was_polling)
1840 L.Request.poll.start();
1841 }
1842 },
1843
1844 rollback: function(checked) {
1845 if (checked) {
1846 this.displayStatus('warning spinning',
1847 E('p', _('Failed to confirm apply within %ds, waiting for rollback…')
1848 .format(L.env.apply_rollback)));
1849
1850 var call = function(r, data, duration) {
1851 if (r.status === 204) {
1852 L.ui.changes.displayStatus('warning', [
1853 E('h4', _('Configuration has been rolled back!')),
1854 E('p', _('The device could not be reached within %d seconds after applying the pending changes, which caused the configuration to be rolled back for safety reasons. If you believe that the configuration changes are correct nonetheless, perform an unchecked configuration apply. Alternatively, you can dismiss this warning and edit changes before attempting to apply again, or revert all pending changes to keep the currently working configuration state.').format(L.env.apply_rollback)),
1855 E('div', { 'class': 'right' }, [
1856 E('input', {
1857 'type': 'button',
1858 'class': 'btn',
1859 'click': L.bind(L.ui.changes.displayStatus, L.ui.changes, false),
1860 'value': _('Dismiss')
1861 }), ' ',
1862 E('input', {
1863 'type': 'button',
1864 'class': 'btn cbi-button-action important',
1865 'click': L.bind(L.ui.changes.revert, L.ui.changes),
1866 'value': _('Revert changes')
1867 }), ' ',
1868 E('input', {
1869 'type': 'button',
1870 'class': 'btn cbi-button-negative important',
1871 'click': L.bind(L.ui.changes.apply, L.ui.changes, false),
1872 'value': _('Apply unchecked')
1873 })
1874 ])
1875 ]);
1876
1877 return;
1878 }
1879
1880 var delay = isNaN(duration) ? 0 : Math.max(1000 - duration, 0);
1881 window.setTimeout(function() {
1882 L.Request.request(L.url('admin/uci/confirm'), {
1883 method: 'post',
1884 timeout: L.env.apply_timeout * 1000,
1885 query: { sid: L.env.sessionid, token: L.env.token }
1886 }).then(call);
1887 }, delay);
1888 };
1889
1890 call({ status: 0 });
1891 }
1892 else {
1893 this.displayStatus('warning', [
1894 E('h4', _('Device unreachable!')),
1895 E('p', _('Could not regain access to the device after applying the configuration changes. You might need to reconnect if you modified network related settings such as the IP address or wireless security credentials.'))
1896 ]);
1897 }
1898 },
1899
1900 confirm: function(checked, deadline, override_token) {
1901 var tt;
1902 var ts = Date.now();
1903
1904 this.displayStatus('notice');
1905
1906 if (override_token)
1907 this.confirm_auth = { token: override_token };
1908
1909 var call = function(r, data, duration) {
1910 if (Date.now() >= deadline) {
1911 window.clearTimeout(tt);
1912 L.ui.changes.rollback(checked);
1913 return;
1914 }
1915 else if (r && (r.status === 200 || r.status === 204)) {
1916 document.dispatchEvent(new CustomEvent('uci-applied'));
1917
1918 L.ui.changes.setIndicator(0);
1919 L.ui.changes.displayStatus('notice',
1920 E('p', _('Configuration has been applied.')));
1921
1922 window.clearTimeout(tt);
1923 window.setTimeout(function() {
1924 //L.ui.changes.displayStatus(false);
1925 window.location = window.location.href.split('#')[0];
1926 }, L.env.apply_display * 1000);
1927
1928 return;
1929 }
1930
1931 var delay = isNaN(duration) ? 0 : Math.max(1000 - duration, 0);
1932 window.setTimeout(function() {
1933 L.Request.request(L.url('admin/uci/confirm'), {
1934 method: 'post',
1935 timeout: L.env.apply_timeout * 1000,
1936 query: L.ui.changes.confirm_auth
1937 }).then(call, call);
1938 }, delay);
1939 };
1940
1941 var tick = function() {
1942 var now = Date.now();
1943
1944 L.ui.changes.displayStatus('notice spinning',
1945 E('p', _('Waiting for configuration to get applied… %ds')
1946 .format(Math.max(Math.floor((deadline - Date.now()) / 1000), 0))));
1947
1948 if (now >= deadline)
1949 return;
1950
1951 tt = window.setTimeout(tick, 1000 - (now - ts));
1952 ts = now;
1953 };
1954
1955 tick();
1956
1957 /* wait a few seconds for the settings to become effective */
1958 window.setTimeout(call, Math.max(L.env.apply_holdoff * 1000 - ((ts + L.env.apply_rollback * 1000) - deadline), 1));
1959 },
1960
1961 apply: function(checked) {
1962 this.displayStatus('notice spinning',
1963 E('p', _('Starting configuration apply…')));
1964
1965 L.Request.request(L.url('admin/uci', checked ? 'apply_rollback' : 'apply_unchecked'), {
1966 method: 'post',
1967 query: { sid: L.env.sessionid, token: L.env.token }
1968 }).then(function(r) {
1969 if (r.status === (checked ? 200 : 204)) {
1970 var tok = null; try { tok = r.json(); } catch(e) {}
1971 if (checked && tok !== null && typeof(tok) === 'object' && typeof(tok.token) === 'string')
1972 L.ui.changes.confirm_auth = tok;
1973
1974 L.ui.changes.confirm(checked, Date.now() + L.env.apply_rollback * 1000);
1975 }
1976 else if (checked && r.status === 204) {
1977 L.ui.changes.displayStatus('notice',
1978 E('p', _('There are no changes to apply')));
1979
1980 window.setTimeout(function() {
1981 L.ui.changes.displayStatus(false);
1982 }, L.env.apply_display * 1000);
1983 }
1984 else {
1985 L.ui.changes.displayStatus('warning',
1986 E('p', _('Apply request failed with status <code>%h</code>')
1987 .format(r.responseText || r.statusText || r.status)));
1988
1989 window.setTimeout(function() {
1990 L.ui.changes.displayStatus(false);
1991 }, L.env.apply_display * 1000);
1992 }
1993 });
1994 },
1995
1996 revert: function() {
1997 this.displayStatus('notice spinning',
1998 E('p', _('Reverting configuration…')));
1999
2000 L.Request.request(L.url('admin/uci/revert'), {
2001 method: 'post',
2002 query: { sid: L.env.sessionid, token: L.env.token }
2003 }).then(function(r) {
2004 if (r.status === 200) {
2005 document.dispatchEvent(new CustomEvent('uci-reverted'));
2006
2007 L.ui.changes.setIndicator(0);
2008 L.ui.changes.displayStatus('notice',
2009 E('p', _('Changes have been reverted.')));
2010
2011 window.setTimeout(function() {
2012 //L.ui.changes.displayStatus(false);
2013 window.location = window.location.href.split('#')[0];
2014 }, L.env.apply_display * 1000);
2015 }
2016 else {
2017 L.ui.changes.displayStatus('warning',
2018 E('p', _('Revert request failed with status <code>%h</code>')
2019 .format(r.statusText || r.status)));
2020
2021 window.setTimeout(function() {
2022 L.ui.changes.displayStatus(false);
2023 }, L.env.apply_display * 1000);
2024 }
2025 });
2026 }
2027 }),
2028
2029 addValidator: function(field, type, optional, vfunc /*, ... */) {
2030 if (type == null)
2031 return;
2032
2033 var events = this.varargs(arguments, 3);
2034 if (events.length == 0)
2035 events.push('blur', 'keyup');
2036
2037 try {
2038 var cbiValidator = L.validation.create(field, type, optional, vfunc),
2039 validatorFn = cbiValidator.validate.bind(cbiValidator);
2040
2041 for (var i = 0; i < events.length; i++)
2042 field.addEventListener(events[i], validatorFn);
2043
2044 validatorFn();
2045
2046 return validatorFn;
2047 }
2048 catch (e) { }
2049 },
2050
2051 /* Widgets */
2052 Textfield: UITextfield,
2053 Checkbox: UICheckbox,
2054 Select: UISelect,
2055 Dropdown: UIDropdown,
2056 DynamicList: UIDynamicList,
2057 Combobox: UICombobox,
2058 Hiddenfield: UIHiddenfield
2059 });
Lua Configuration Interface (mirror)