diff --git a/cmd/infra/strelaypoolsrv/gui/index.html b/cmd/infra/strelaypoolsrv/gui/index.html index 9445cda98..107f719a5 100644 --- a/cmd/infra/strelaypoolsrv/gui/index.html +++ b/cmd/infra/strelaypoolsrv/gui/index.html @@ -193,7 +193,7 @@ - + diff --git a/gui/default/index.html b/gui/default/index.html index 0f23f29d9..e3e573c9a 100644 --- a/gui/default/index.html +++ b/gui/default/index.html @@ -1051,7 +1051,7 @@ - + diff --git a/gui/default/vendor/bootstrap/js/bootstrap.js b/gui/default/vendor/bootstrap/js/bootstrap.js index 74f85e2b9..170bd608f 100644 --- a/gui/default/vendor/bootstrap/js/bootstrap.js +++ b/gui/default/vendor/bootstrap/js/bootstrap.js @@ -1,29 +1,86 @@ /*! - * Bootstrap v3.3.5 (http://getbootstrap.com) - * Copyright 2011-2016 Twitter, Inc. - * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * Bootstrap v3.4.1 (https://getbootstrap.com/) + * Copyright 2011-2019 Twitter, Inc. + * Licensed under the MIT license */ -/*! - * Generated using the Bootstrap Customizer (http://getbootstrap.com/customize/?id=2534c630d2cba4ad9c65) - * Config saved to config.json and https://gist.github.com/2534c630d2cba4ad9c65 - */ if (typeof jQuery === 'undefined') { throw new Error('Bootstrap\'s JavaScript requires jQuery') } + +function ($) { 'use strict'; var version = $.fn.jquery.split(' ')[0].split('.') - if ((version[0] < 2 && version[1] < 9) || (version[0] == 1 && version[1] == 9 && version[2] < 1) || (version[0] > 2)) { - throw new Error('Bootstrap\'s JavaScript requires jQuery version 1.9.1 or higher, but lower than version 3') + if ((version[0] < 2 && version[1] < 9) || (version[0] == 1 && version[1] == 9 && version[2] < 1) || (version[0] > 3)) { + throw new Error('Bootstrap\'s JavaScript requires jQuery version 1.9.1 or higher, but lower than version 4') } }(jQuery); /* ======================================================================== - * Bootstrap: alert.js v3.3.6 - * http://getbootstrap.com/javascript/#alerts + * Bootstrap: transition.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#transitions * ======================================================================== - * Copyright 2011-2015 Twitter, Inc. + * Copyright 2011-2019 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // CSS TRANSITION SUPPORT (Shoutout: https://modernizr.com/) + // ============================================================ + + function transitionEnd() { + var el = document.createElement('bootstrap') + + var transEndEventNames = { + WebkitTransition : 'webkitTransitionEnd', + MozTransition : 'transitionend', + OTransition : 'oTransitionEnd otransitionend', + transition : 'transitionend' + } + + for (var name in transEndEventNames) { + if (el.style[name] !== undefined) { + return { end: transEndEventNames[name] } + } + } + + return false // explicit for ie8 ( ._.) + } + + // https://blog.alexmaccaw.com/css-transitions + $.fn.emulateTransitionEnd = function (duration) { + var called = false + var $el = this + $(this).one('bsTransitionEnd', function () { called = true }) + var callback = function () { if (!called) $($el).trigger($.support.transition.end) } + setTimeout(callback, duration) + return this + } + + $(function () { + $.support.transition = transitionEnd() + + if (!$.support.transition) return + + $.event.special.bsTransitionEnd = { + bindType: $.support.transition.end, + delegateType: $.support.transition.end, + handle: function (e) { + if ($(e.target).is(this)) return e.handleObj.handler.apply(this, arguments) + } + } + }) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: alert.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#alerts + * ======================================================================== + * Copyright 2011-2019 Twitter, Inc. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) * ======================================================================== */ @@ -39,7 +96,7 @@ if (typeof jQuery === 'undefined') { $(el).on('click', dismiss, this.close) } - Alert.VERSION = '3.3.6' + Alert.VERSION = '3.4.1' Alert.TRANSITION_DURATION = 150 @@ -52,7 +109,8 @@ if (typeof jQuery === 'undefined') { selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7 } - var $parent = $(selector) + selector = selector === '#' ? [] : selector + var $parent = $(document).find(selector) if (e) e.preventDefault() @@ -115,10 +173,10 @@ if (typeof jQuery === 'undefined') { }(jQuery); /* ======================================================================== - * Bootstrap: button.js v3.3.6 - * http://getbootstrap.com/javascript/#buttons + * Bootstrap: button.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#buttons * ======================================================================== - * Copyright 2011-2015 Twitter, Inc. + * Copyright 2011-2019 Twitter, Inc. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) * ======================================================================== */ @@ -135,7 +193,7 @@ if (typeof jQuery === 'undefined') { this.isLoading = false } - Button.VERSION = '3.3.6' + Button.VERSION = '3.4.1' Button.DEFAULTS = { loadingText: 'loading...' @@ -157,10 +215,10 @@ if (typeof jQuery === 'undefined') { if (state == 'loadingText') { this.isLoading = true - $el.addClass(d).attr(d, d) + $el.addClass(d).attr(d, d).prop(d, true) } else if (this.isLoading) { this.isLoading = false - $el.removeClass(d).removeAttr(d) + $el.removeClass(d).removeAttr(d).prop(d, false) } }, this), 0) } @@ -224,10 +282,15 @@ if (typeof jQuery === 'undefined') { $(document) .on('click.bs.button.data-api', '[data-toggle^="button"]', function (e) { - var $btn = $(e.target) - if (!$btn.hasClass('btn')) $btn = $btn.closest('.btn') + var $btn = $(e.target).closest('.btn') Plugin.call($btn, 'toggle') - if (!($(e.target).is('input[type="radio"]') || $(e.target).is('input[type="checkbox"]'))) e.preventDefault() + if (!($(e.target).is('input[type="radio"], input[type="checkbox"]'))) { + // Prevent double click on radios, and the double selections (so cancellation) on checkboxes + e.preventDefault() + // The target component still receive the focus + if ($btn.is('input,button')) $btn.trigger('focus') + else $btn.find('input:visible,button:visible').first().trigger('focus') + } }) .on('focus.bs.button.data-api blur.bs.button.data-api', '[data-toggle^="button"]', function (e) { $(e.target).closest('.btn').toggleClass('focus', /^focus(in)?$/.test(e.type)) @@ -236,10 +299,470 @@ if (typeof jQuery === 'undefined') { }(jQuery); /* ======================================================================== - * Bootstrap: dropdown.js v3.3.6 - * http://getbootstrap.com/javascript/#dropdowns + * Bootstrap: carousel.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#carousel * ======================================================================== - * Copyright 2011-2015 Twitter, Inc. + * Copyright 2011-2019 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // CAROUSEL CLASS DEFINITION + // ========================= + + var Carousel = function (element, options) { + this.$element = $(element) + this.$indicators = this.$element.find('.carousel-indicators') + this.options = options + this.paused = null + this.sliding = null + this.interval = null + this.$active = null + this.$items = null + + this.options.keyboard && this.$element.on('keydown.bs.carousel', $.proxy(this.keydown, this)) + + this.options.pause == 'hover' && !('ontouchstart' in document.documentElement) && this.$element + .on('mouseenter.bs.carousel', $.proxy(this.pause, this)) + .on('mouseleave.bs.carousel', $.proxy(this.cycle, this)) + } + + Carousel.VERSION = '3.4.1' + + Carousel.TRANSITION_DURATION = 600 + + Carousel.DEFAULTS = { + interval: 5000, + pause: 'hover', + wrap: true, + keyboard: true + } + + Carousel.prototype.keydown = function (e) { + if (/input|textarea/i.test(e.target.tagName)) return + switch (e.which) { + case 37: this.prev(); break + case 39: this.next(); break + default: return + } + + e.preventDefault() + } + + Carousel.prototype.cycle = function (e) { + e || (this.paused = false) + + this.interval && clearInterval(this.interval) + + this.options.interval + && !this.paused + && (this.interval = setInterval($.proxy(this.next, this), this.options.interval)) + + return this + } + + Carousel.prototype.getItemIndex = function (item) { + this.$items = item.parent().children('.item') + return this.$items.index(item || this.$active) + } + + Carousel.prototype.getItemForDirection = function (direction, active) { + var activeIndex = this.getItemIndex(active) + var willWrap = (direction == 'prev' && activeIndex === 0) + || (direction == 'next' && activeIndex == (this.$items.length - 1)) + if (willWrap && !this.options.wrap) return active + var delta = direction == 'prev' ? -1 : 1 + var itemIndex = (activeIndex + delta) % this.$items.length + return this.$items.eq(itemIndex) + } + + Carousel.prototype.to = function (pos) { + var that = this + var activeIndex = this.getItemIndex(this.$active = this.$element.find('.item.active')) + + if (pos > (this.$items.length - 1) || pos < 0) return + + if (this.sliding) return this.$element.one('slid.bs.carousel', function () { that.to(pos) }) // yes, "slid" + if (activeIndex == pos) return this.pause().cycle() + + return this.slide(pos > activeIndex ? 'next' : 'prev', this.$items.eq(pos)) + } + + Carousel.prototype.pause = function (e) { + e || (this.paused = true) + + if (this.$element.find('.next, .prev').length && $.support.transition) { + this.$element.trigger($.support.transition.end) + this.cycle(true) + } + + this.interval = clearInterval(this.interval) + + return this + } + + Carousel.prototype.next = function () { + if (this.sliding) return + return this.slide('next') + } + + Carousel.prototype.prev = function () { + if (this.sliding) return + return this.slide('prev') + } + + Carousel.prototype.slide = function (type, next) { + var $active = this.$element.find('.item.active') + var $next = next || this.getItemForDirection(type, $active) + var isCycling = this.interval + var direction = type == 'next' ? 'left' : 'right' + var that = this + + if ($next.hasClass('active')) return (this.sliding = false) + + var relatedTarget = $next[0] + var slideEvent = $.Event('slide.bs.carousel', { + relatedTarget: relatedTarget, + direction: direction + }) + this.$element.trigger(slideEvent) + if (slideEvent.isDefaultPrevented()) return + + this.sliding = true + + isCycling && this.pause() + + if (this.$indicators.length) { + this.$indicators.find('.active').removeClass('active') + var $nextIndicator = $(this.$indicators.children()[this.getItemIndex($next)]) + $nextIndicator && $nextIndicator.addClass('active') + } + + var slidEvent = $.Event('slid.bs.carousel', { relatedTarget: relatedTarget, direction: direction }) // yes, "slid" + if ($.support.transition && this.$element.hasClass('slide')) { + $next.addClass(type) + if (typeof $next === 'object' && $next.length) { + $next[0].offsetWidth // force reflow + } + $active.addClass(direction) + $next.addClass(direction) + $active + .one('bsTransitionEnd', function () { + $next.removeClass([type, direction].join(' ')).addClass('active') + $active.removeClass(['active', direction].join(' ')) + that.sliding = false + setTimeout(function () { + that.$element.trigger(slidEvent) + }, 0) + }) + .emulateTransitionEnd(Carousel.TRANSITION_DURATION) + } else { + $active.removeClass('active') + $next.addClass('active') + this.sliding = false + this.$element.trigger(slidEvent) + } + + isCycling && this.cycle() + + return this + } + + + // CAROUSEL PLUGIN DEFINITION + // ========================== + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.carousel') + var options = $.extend({}, Carousel.DEFAULTS, $this.data(), typeof option == 'object' && option) + var action = typeof option == 'string' ? option : options.slide + + if (!data) $this.data('bs.carousel', (data = new Carousel(this, options))) + if (typeof option == 'number') data.to(option) + else if (action) data[action]() + else if (options.interval) data.pause().cycle() + }) + } + + var old = $.fn.carousel + + $.fn.carousel = Plugin + $.fn.carousel.Constructor = Carousel + + + // CAROUSEL NO CONFLICT + // ==================== + + $.fn.carousel.noConflict = function () { + $.fn.carousel = old + return this + } + + + // CAROUSEL DATA-API + // ================= + + var clickHandler = function (e) { + var $this = $(this) + var href = $this.attr('href') + if (href) { + href = href.replace(/.*(?=#[^\s]+$)/, '') // strip for ie7 + } + + var target = $this.attr('data-target') || href + var $target = $(document).find(target) + + if (!$target.hasClass('carousel')) return + + var options = $.extend({}, $target.data(), $this.data()) + var slideIndex = $this.attr('data-slide-to') + if (slideIndex) options.interval = false + + Plugin.call($target, options) + + if (slideIndex) { + $target.data('bs.carousel').to(slideIndex) + } + + e.preventDefault() + } + + $(document) + .on('click.bs.carousel.data-api', '[data-slide]', clickHandler) + .on('click.bs.carousel.data-api', '[data-slide-to]', clickHandler) + + $(window).on('load', function () { + $('[data-ride="carousel"]').each(function () { + var $carousel = $(this) + Plugin.call($carousel, $carousel.data()) + }) + }) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: collapse.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#collapse + * ======================================================================== + * Copyright 2011-2019 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + +/* jshint latedef: false */ + ++function ($) { + 'use strict'; + + // COLLAPSE PUBLIC CLASS DEFINITION + // ================================ + + var Collapse = function (element, options) { + this.$element = $(element) + this.options = $.extend({}, Collapse.DEFAULTS, options) + this.$trigger = $('[data-toggle="collapse"][href="#' + element.id + '"],' + + '[data-toggle="collapse"][data-target="#' + element.id + '"]') + this.transitioning = null + + if (this.options.parent) { + this.$parent = this.getParent() + } else { + this.addAriaAndCollapsedClass(this.$element, this.$trigger) + } + + if (this.options.toggle) this.toggle() + } + + Collapse.VERSION = '3.4.1' + + Collapse.TRANSITION_DURATION = 350 + + Collapse.DEFAULTS = { + toggle: true + } + + Collapse.prototype.dimension = function () { + var hasWidth = this.$element.hasClass('width') + return hasWidth ? 'width' : 'height' + } + + Collapse.prototype.show = function () { + if (this.transitioning || this.$element.hasClass('in')) return + + var activesData + var actives = this.$parent && this.$parent.children('.panel').children('.in, .collapsing') + + if (actives && actives.length) { + activesData = actives.data('bs.collapse') + if (activesData && activesData.transitioning) return + } + + var startEvent = $.Event('show.bs.collapse') + this.$element.trigger(startEvent) + if (startEvent.isDefaultPrevented()) return + + if (actives && actives.length) { + Plugin.call(actives, 'hide') + activesData || actives.data('bs.collapse', null) + } + + var dimension = this.dimension() + + this.$element + .removeClass('collapse') + .addClass('collapsing')[dimension](0) + .attr('aria-expanded', true) + + this.$trigger + .removeClass('collapsed') + .attr('aria-expanded', true) + + this.transitioning = 1 + + var complete = function () { + this.$element + .removeClass('collapsing') + .addClass('collapse in')[dimension]('') + this.transitioning = 0 + this.$element + .trigger('shown.bs.collapse') + } + + if (!$.support.transition) return complete.call(this) + + var scrollSize = $.camelCase(['scroll', dimension].join('-')) + + this.$element + .one('bsTransitionEnd', $.proxy(complete, this)) + .emulateTransitionEnd(Collapse.TRANSITION_DURATION)[dimension](this.$element[0][scrollSize]) + } + + Collapse.prototype.hide = function () { + if (this.transitioning || !this.$element.hasClass('in')) return + + var startEvent = $.Event('hide.bs.collapse') + this.$element.trigger(startEvent) + if (startEvent.isDefaultPrevented()) return + + var dimension = this.dimension() + + this.$element[dimension](this.$element[dimension]())[0].offsetHeight + + this.$element + .addClass('collapsing') + .removeClass('collapse in') + .attr('aria-expanded', false) + + this.$trigger + .addClass('collapsed') + .attr('aria-expanded', false) + + this.transitioning = 1 + + var complete = function () { + this.transitioning = 0 + this.$element + .removeClass('collapsing') + .addClass('collapse') + .trigger('hidden.bs.collapse') + } + + if (!$.support.transition) return complete.call(this) + + this.$element + [dimension](0) + .one('bsTransitionEnd', $.proxy(complete, this)) + .emulateTransitionEnd(Collapse.TRANSITION_DURATION) + } + + Collapse.prototype.toggle = function () { + this[this.$element.hasClass('in') ? 'hide' : 'show']() + } + + Collapse.prototype.getParent = function () { + return $(document).find(this.options.parent) + .find('[data-toggle="collapse"][data-parent="' + this.options.parent + '"]') + .each($.proxy(function (i, element) { + var $element = $(element) + this.addAriaAndCollapsedClass(getTargetFromTrigger($element), $element) + }, this)) + .end() + } + + Collapse.prototype.addAriaAndCollapsedClass = function ($element, $trigger) { + var isOpen = $element.hasClass('in') + + $element.attr('aria-expanded', isOpen) + $trigger + .toggleClass('collapsed', !isOpen) + .attr('aria-expanded', isOpen) + } + + function getTargetFromTrigger($trigger) { + var href + var target = $trigger.attr('data-target') + || (href = $trigger.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '') // strip for ie7 + + return $(document).find(target) + } + + + // COLLAPSE PLUGIN DEFINITION + // ========================== + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.collapse') + var options = $.extend({}, Collapse.DEFAULTS, $this.data(), typeof option == 'object' && option) + + if (!data && options.toggle && /show|hide/.test(option)) options.toggle = false + if (!data) $this.data('bs.collapse', (data = new Collapse(this, options))) + if (typeof option == 'string') data[option]() + }) + } + + var old = $.fn.collapse + + $.fn.collapse = Plugin + $.fn.collapse.Constructor = Collapse + + + // COLLAPSE NO CONFLICT + // ==================== + + $.fn.collapse.noConflict = function () { + $.fn.collapse = old + return this + } + + + // COLLAPSE DATA-API + // ================= + + $(document).on('click.bs.collapse.data-api', '[data-toggle="collapse"]', function (e) { + var $this = $(this) + + if (!$this.attr('data-target')) e.preventDefault() + + var $target = getTargetFromTrigger($this) + var data = $target.data('bs.collapse') + var option = data ? 'toggle' : $this.data() + + Plugin.call($target, option) + }) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: dropdown.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#dropdowns + * ======================================================================== + * Copyright 2011-2019 Twitter, Inc. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) * ======================================================================== */ @@ -256,7 +779,7 @@ if (typeof jQuery === 'undefined') { $(element).on('click.bs.dropdown', this.toggle) } - Dropdown.VERSION = '3.3.6' + Dropdown.VERSION = '3.4.1' function getParent($this) { var selector = $this.attr('data-target') @@ -266,7 +789,7 @@ if (typeof jQuery === 'undefined') { selector = selector && /#[A-Za-z]/.test(selector) && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7 } - var $parent = selector && $(selector) + var $parent = selector !== '#' ? $(document).find(selector) : null return $parent && $parent.length ? $parent : $this.parent() } @@ -402,10 +925,10 @@ if (typeof jQuery === 'undefined') { }(jQuery); /* ======================================================================== - * Bootstrap: modal.js v3.3.6 - * http://getbootstrap.com/javascript/#modals + * Bootstrap: modal.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#modals * ======================================================================== - * Copyright 2011-2015 Twitter, Inc. + * Copyright 2011-2019 Twitter, Inc. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) * ======================================================================== */ @@ -417,15 +940,16 @@ if (typeof jQuery === 'undefined') { // ====================== var Modal = function (element, options) { - this.options = options - this.$body = $(document.body) - this.$element = $(element) - this.$dialog = this.$element.find('.modal-dialog') - this.$backdrop = null - this.isShown = null - this.originalBodyPad = null - this.scrollbarWidth = 0 + this.options = options + this.$body = $(document.body) + this.$element = $(element) + this.$dialog = this.$element.find('.modal-dialog') + this.$backdrop = null + this.isShown = null + this.originalBodyPad = null + this.scrollbarWidth = 0 this.ignoreBackdropClick = false + this.fixedContent = '.navbar-fixed-top, .navbar-fixed-bottom' if (this.options.remote) { this.$element @@ -436,7 +960,7 @@ if (typeof jQuery === 'undefined') { } } - Modal.VERSION = '3.3.6' + Modal.VERSION = '3.4.1' Modal.TRANSITION_DURATION = 300 Modal.BACKDROP_TRANSITION_DURATION = 150 @@ -453,7 +977,7 @@ if (typeof jQuery === 'undefined') { Modal.prototype.show = function (_relatedTarget) { var that = this - var e = $.Event('show.bs.modal', { relatedTarget: _relatedTarget }) + var e = $.Event('show.bs.modal', { relatedTarget: _relatedTarget }) this.$element.trigger(e) @@ -543,7 +1067,9 @@ if (typeof jQuery === 'undefined') { $(document) .off('focusin.bs.modal') // guard against infinite focus loop .on('focusin.bs.modal', $.proxy(function (e) { - if (this.$element[0] !== e.target && !this.$element.has(e.target).length) { + if (document !== e.target && + this.$element[0] !== e.target && + !this.$element.has(e.target).length) { this.$element.trigger('focus') } }, this)) @@ -645,7 +1171,7 @@ if (typeof jQuery === 'undefined') { var modalIsOverflowing = this.$element[0].scrollHeight > document.documentElement.clientHeight this.$element.css({ - paddingLeft: !this.bodyIsOverflowing && modalIsOverflowing ? this.scrollbarWidth : '', + paddingLeft: !this.bodyIsOverflowing && modalIsOverflowing ? this.scrollbarWidth : '', paddingRight: this.bodyIsOverflowing && !modalIsOverflowing ? this.scrollbarWidth : '' }) } @@ -670,11 +1196,26 @@ if (typeof jQuery === 'undefined') { Modal.prototype.setScrollbar = function () { var bodyPad = parseInt((this.$body.css('padding-right') || 0), 10) this.originalBodyPad = document.body.style.paddingRight || '' - if (this.bodyIsOverflowing) this.$body.css('padding-right', bodyPad + this.scrollbarWidth) + var scrollbarWidth = this.scrollbarWidth + if (this.bodyIsOverflowing) { + this.$body.css('padding-right', bodyPad + scrollbarWidth) + $(this.fixedContent).each(function (index, element) { + var actualPadding = element.style.paddingRight + var calculatedPadding = $(element).css('padding-right') + $(element) + .data('padding-right', actualPadding) + .css('padding-right', parseFloat(calculatedPadding) + scrollbarWidth + 'px') + }) + } } Modal.prototype.resetScrollbar = function () { this.$body.css('padding-right', this.originalBodyPad) + $(this.fixedContent).each(function (index, element) { + var padding = $(element).data('padding-right') + $(element).removeData('padding-right') + element.style.paddingRight = padding ? padding : '' + }) } Modal.prototype.measureScrollbar = function () { // thx walsh @@ -692,8 +1233,8 @@ if (typeof jQuery === 'undefined') { function Plugin(option, _relatedTarget) { return this.each(function () { - var $this = $(this) - var data = $this.data('bs.modal') + var $this = $(this) + var data = $this.data('bs.modal') var options = $.extend({}, Modal.DEFAULTS, $this.data(), typeof option == 'object' && option) if (!data) $this.data('bs.modal', (data = new Modal(this, options))) @@ -704,7 +1245,7 @@ if (typeof jQuery === 'undefined') { var old = $.fn.modal - $.fn.modal = Plugin + $.fn.modal = Plugin $.fn.modal.Constructor = Modal @@ -721,10 +1262,13 @@ if (typeof jQuery === 'undefined') { // ============== $(document).on('click.bs.modal.data-api', '[data-toggle="modal"]', function (e) { - var $this = $(this) - var href = $this.attr('href') - var $target = $($this.attr('data-target') || (href && href.replace(/.*(?=#[^\s]+$)/, ''))) // strip for ie7 - var option = $target.data('bs.modal') ? 'toggle' : $.extend({ remote: !/#/.test(href) && href }, $target.data(), $this.data()) + var $this = $(this) + var href = $this.attr('href') + var target = $this.attr('data-target') || + (href && href.replace(/.*(?=#[^\s]+$)/, '')) // strip for ie7 + + var $target = $(document).find(target) + var option = $target.data('bs.modal') ? 'toggle' : $.extend({ remote: !/#/.test(href) && href }, $target.data(), $this.data()) if ($this.is('a')) e.preventDefault() @@ -740,18 +1284,148 @@ if (typeof jQuery === 'undefined') { }(jQuery); /* ======================================================================== - * Bootstrap: tooltip.js v3.3.6 - * http://getbootstrap.com/javascript/#tooltip + * Bootstrap: tooltip.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#tooltip * Inspired by the original jQuery.tipsy by Jason Frame * ======================================================================== - * Copyright 2011-2015 Twitter, Inc. + * Copyright 2011-2019 Twitter, Inc. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) * ======================================================================== */ - +function ($) { 'use strict'; + var DISALLOWED_ATTRIBUTES = ['sanitize', 'whiteList', 'sanitizeFn'] + + var uriAttrs = [ + 'background', + 'cite', + 'href', + 'itemtype', + 'longdesc', + 'poster', + 'src', + 'xlink:href' + ] + + var ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i + + var DefaultWhitelist = { + // Global attributes allowed on any supplied element below. + '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN], + a: ['target', 'href', 'title', 'rel'], + area: [], + b: [], + br: [], + col: [], + code: [], + div: [], + em: [], + hr: [], + h1: [], + h2: [], + h3: [], + h4: [], + h5: [], + h6: [], + i: [], + img: ['src', 'alt', 'title', 'width', 'height'], + li: [], + ol: [], + p: [], + pre: [], + s: [], + small: [], + span: [], + sub: [], + sup: [], + strong: [], + u: [], + ul: [] + } + + /** + * A pattern that recognizes a commonly useful subset of URLs that are safe. + * + * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts + */ + var SAFE_URL_PATTERN = /^(?:(?:https?|mailto|ftp|tel|file):|[^&:/?#]*(?:[/?#]|$))/gi + + /** + * A pattern that matches safe data URLs. Only matches image, video and audio types. + * + * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts + */ + var DATA_URL_PATTERN = /^data:(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm)|audio\/(?:mp3|oga|ogg|opus));base64,[a-z0-9+/]+=*$/i + + function allowedAttribute(attr, allowedAttributeList) { + var attrName = attr.nodeName.toLowerCase() + + if ($.inArray(attrName, allowedAttributeList) !== -1) { + if ($.inArray(attrName, uriAttrs) !== -1) { + return Boolean(attr.nodeValue.match(SAFE_URL_PATTERN) || attr.nodeValue.match(DATA_URL_PATTERN)) + } + + return true + } + + var regExp = $(allowedAttributeList).filter(function (index, value) { + return value instanceof RegExp + }) + + // Check if a regular expression validates the attribute. + for (var i = 0, l = regExp.length; i < l; i++) { + if (attrName.match(regExp[i])) { + return true + } + } + + return false + } + + function sanitizeHtml(unsafeHtml, whiteList, sanitizeFn) { + if (unsafeHtml.length === 0) { + return unsafeHtml + } + + if (sanitizeFn && typeof sanitizeFn === 'function') { + return sanitizeFn(unsafeHtml) + } + + // IE 8 and below don't support createHTMLDocument + if (!document.implementation || !document.implementation.createHTMLDocument) { + return unsafeHtml + } + + var createdDocument = document.implementation.createHTMLDocument('sanitization') + createdDocument.body.innerHTML = unsafeHtml + + var whitelistKeys = $.map(whiteList, function (el, i) { return i }) + var elements = $(createdDocument.body).find('*') + + for (var i = 0, len = elements.length; i < len; i++) { + var el = elements[i] + var elName = el.nodeName.toLowerCase() + + if ($.inArray(elName, whitelistKeys) === -1) { + el.parentNode.removeChild(el) + + continue + } + + var attributeList = $.map(el.attributes, function (el) { return el }) + var whitelistedAttributes = [].concat(whiteList['*'] || [], whiteList[elName] || []) + + for (var j = 0, len2 = attributeList.length; j < len2; j++) { + if (!allowedAttribute(attributeList[j], whitelistedAttributes)) { + el.removeAttribute(attributeList[j].nodeName) + } + } + } + + return createdDocument.body.innerHTML + } + // TOOLTIP PUBLIC CLASS DEFINITION // =============================== @@ -767,7 +1441,7 @@ if (typeof jQuery === 'undefined') { this.init('tooltip', element, options) } - Tooltip.VERSION = '3.3.6' + Tooltip.VERSION = '3.4.1' Tooltip.TRANSITION_DURATION = 150 @@ -784,7 +1458,10 @@ if (typeof jQuery === 'undefined') { viewport: { selector: 'body', padding: 0 - } + }, + sanitize : true, + sanitizeFn : null, + whiteList : DefaultWhitelist } Tooltip.prototype.init = function (type, element, options) { @@ -792,7 +1469,7 @@ if (typeof jQuery === 'undefined') { this.type = type this.$element = $(element) this.options = this.getOptions(options) - this.$viewport = this.options.viewport && $($.isFunction(this.options.viewport) ? this.options.viewport.call(this, this.$element) : (this.options.viewport.selector || this.options.viewport)) + this.$viewport = this.options.viewport && $(document).find($.isFunction(this.options.viewport) ? this.options.viewport.call(this, this.$element) : (this.options.viewport.selector || this.options.viewport)) this.inState = { click: false, hover: false, focus: false } if (this.$element[0] instanceof document.constructor && !this.options.selector) { @@ -825,7 +1502,15 @@ if (typeof jQuery === 'undefined') { } Tooltip.prototype.getOptions = function (options) { - options = $.extend({}, this.getDefaults(), this.$element.data(), options) + var dataAttributes = this.$element.data() + + for (var dataAttr in dataAttributes) { + if (dataAttributes.hasOwnProperty(dataAttr) && $.inArray(dataAttr, DISALLOWED_ATTRIBUTES) !== -1) { + delete dataAttributes[dataAttr] + } + } + + options = $.extend({}, this.getDefaults(), dataAttributes, options) if (options.delay && typeof options.delay == 'number') { options.delay = { @@ -834,6 +1519,10 @@ if (typeof jQuery === 'undefined') { } } + if (options.sanitize) { + options.template = sanitizeHtml(options.template, options.whiteList, options.sanitizeFn) + } + return options } @@ -945,7 +1634,7 @@ if (typeof jQuery === 'undefined') { .addClass(placement) .data('bs.' + this.type, this) - this.options.container ? $tip.appendTo(this.options.container) : $tip.insertAfter(this.$element) + this.options.container ? $tip.appendTo($(document).find(this.options.container)) : $tip.insertAfter(this.$element) this.$element.trigger('inserted.bs.' + this.type) var pos = this.getPosition() @@ -1047,7 +1736,16 @@ if (typeof jQuery === 'undefined') { var $tip = this.tip() var title = this.getTitle() - $tip.find('.tooltip-inner')[this.options.html ? 'html' : 'text'](title) + if (this.options.html) { + if (this.options.sanitize) { + title = sanitizeHtml(title, this.options.whiteList, this.options.sanitizeFn) + } + + $tip.find('.tooltip-inner').html(title) + } else { + $tip.find('.tooltip-inner').text(title) + } + $tip.removeClass('fade in top bottom left right') } @@ -1058,9 +1756,11 @@ if (typeof jQuery === 'undefined') { function complete() { if (that.hoverState != 'in') $tip.detach() - that.$element - .removeAttr('aria-describedby') - .trigger('hidden.bs.' + that.type) + if (that.$element) { // TODO: Check whether guarding this code with this `if` is really necessary. + that.$element + .removeAttr('aria-describedby') + .trigger('hidden.bs.' + that.type) + } callback && callback() } @@ -1103,7 +1803,10 @@ if (typeof jQuery === 'undefined') { // width and height are missing in IE8, so compute them manually; see https://github.com/twbs/bootstrap/issues/14093 elRect = $.extend({}, elRect, { width: elRect.right - elRect.left, height: elRect.bottom - elRect.top }) } - var elOffset = isBody ? { top: 0, left: 0 } : $element.offset() + var isSvg = window.SVGElement && el instanceof window.SVGElement + // Avoid using $.offset() on SVGs since it gives incorrect results in jQuery 3. + // See https://github.com/twbs/bootstrap/issues/20280 + var elOffset = isBody ? { top: 0, left: 0 } : (isSvg ? null : $element.offset()) var scroll = { scroll: isBody ? document.documentElement.scrollTop || document.body.scrollTop : $element.scrollTop() } var outerDims = isBody ? { width: $(window).width(), height: $(window).height() } : null @@ -1219,9 +1922,13 @@ if (typeof jQuery === 'undefined') { that.$tip = null that.$arrow = null that.$viewport = null + that.$element = null }) } + Tooltip.prototype.sanitizeHtml = function (unsafeHtml) { + return sanitizeHtml(unsafeHtml, this.options.whiteList, this.options.sanitizeFn) + } // TOOLTIP PLUGIN DEFINITION // ========================= @@ -1255,10 +1962,10 @@ if (typeof jQuery === 'undefined') { }(jQuery); /* ======================================================================== - * Bootstrap: popover.js v3.3.6 - * http://getbootstrap.com/javascript/#popovers + * Bootstrap: popover.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#popovers * ======================================================================== - * Copyright 2011-2015 Twitter, Inc. + * Copyright 2011-2019 Twitter, Inc. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) * ======================================================================== */ @@ -1275,7 +1982,7 @@ if (typeof jQuery === 'undefined') { if (!$.fn.tooltip) throw new Error('Popover requires tooltip.js') - Popover.VERSION = '3.3.6' + Popover.VERSION = '3.4.1' Popover.DEFAULTS = $.extend({}, $.fn.tooltip.Constructor.DEFAULTS, { placement: 'right', @@ -1301,10 +2008,25 @@ if (typeof jQuery === 'undefined') { var title = this.getTitle() var content = this.getContent() - $tip.find('.popover-title')[this.options.html ? 'html' : 'text'](title) - $tip.find('.popover-content').children().detach().end()[ // we use append for html objects to maintain js events - this.options.html ? (typeof content == 'string' ? 'html' : 'append') : 'text' - ](content) + if (this.options.html) { + var typeContent = typeof content + + if (this.options.sanitize) { + title = this.sanitizeHtml(title) + + if (typeContent === 'string') { + content = this.sanitizeHtml(content) + } + } + + $tip.find('.popover-title').html(title) + $tip.find('.popover-content').children().detach().end()[ + typeContent === 'string' ? 'html' : 'append' + ](content) + } else { + $tip.find('.popover-title').text(title) + $tip.find('.popover-content').children().detach().end().text(content) + } $tip.removeClass('fade top bottom left right in') @@ -1323,8 +2045,8 @@ if (typeof jQuery === 'undefined') { return $e.attr('data-content') || (typeof o.content == 'function' ? - o.content.call($e[0]) : - o.content) + o.content.call($e[0]) : + o.content) } Popover.prototype.arrow = function () { @@ -1364,10 +2086,183 @@ if (typeof jQuery === 'undefined') { }(jQuery); /* ======================================================================== - * Bootstrap: tab.js v3.3.6 - * http://getbootstrap.com/javascript/#tabs + * Bootstrap: scrollspy.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#scrollspy * ======================================================================== - * Copyright 2011-2015 Twitter, Inc. + * Copyright 2011-2019 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // SCROLLSPY CLASS DEFINITION + // ========================== + + function ScrollSpy(element, options) { + this.$body = $(document.body) + this.$scrollElement = $(element).is(document.body) ? $(window) : $(element) + this.options = $.extend({}, ScrollSpy.DEFAULTS, options) + this.selector = (this.options.target || '') + ' .nav li > a' + this.offsets = [] + this.targets = [] + this.activeTarget = null + this.scrollHeight = 0 + + this.$scrollElement.on('scroll.bs.scrollspy', $.proxy(this.process, this)) + this.refresh() + this.process() + } + + ScrollSpy.VERSION = '3.4.1' + + ScrollSpy.DEFAULTS = { + offset: 10 + } + + ScrollSpy.prototype.getScrollHeight = function () { + return this.$scrollElement[0].scrollHeight || Math.max(this.$body[0].scrollHeight, document.documentElement.scrollHeight) + } + + ScrollSpy.prototype.refresh = function () { + var that = this + var offsetMethod = 'offset' + var offsetBase = 0 + + this.offsets = [] + this.targets = [] + this.scrollHeight = this.getScrollHeight() + + if (!$.isWindow(this.$scrollElement[0])) { + offsetMethod = 'position' + offsetBase = this.$scrollElement.scrollTop() + } + + this.$body + .find(this.selector) + .map(function () { + var $el = $(this) + var href = $el.data('target') || $el.attr('href') + var $href = /^#./.test(href) && $(href) + + return ($href + && $href.length + && $href.is(':visible') + && [[$href[offsetMethod]().top + offsetBase, href]]) || null + }) + .sort(function (a, b) { return a[0] - b[0] }) + .each(function () { + that.offsets.push(this[0]) + that.targets.push(this[1]) + }) + } + + ScrollSpy.prototype.process = function () { + var scrollTop = this.$scrollElement.scrollTop() + this.options.offset + var scrollHeight = this.getScrollHeight() + var maxScroll = this.options.offset + scrollHeight - this.$scrollElement.height() + var offsets = this.offsets + var targets = this.targets + var activeTarget = this.activeTarget + var i + + if (this.scrollHeight != scrollHeight) { + this.refresh() + } + + if (scrollTop >= maxScroll) { + return activeTarget != (i = targets[targets.length - 1]) && this.activate(i) + } + + if (activeTarget && scrollTop < offsets[0]) { + this.activeTarget = null + return this.clear() + } + + for (i = offsets.length; i--;) { + activeTarget != targets[i] + && scrollTop >= offsets[i] + && (offsets[i + 1] === undefined || scrollTop < offsets[i + 1]) + && this.activate(targets[i]) + } + } + + ScrollSpy.prototype.activate = function (target) { + this.activeTarget = target + + this.clear() + + var selector = this.selector + + '[data-target="' + target + '"],' + + this.selector + '[href="' + target + '"]' + + var active = $(selector) + .parents('li') + .addClass('active') + + if (active.parent('.dropdown-menu').length) { + active = active + .closest('li.dropdown') + .addClass('active') + } + + active.trigger('activate.bs.scrollspy') + } + + ScrollSpy.prototype.clear = function () { + $(this.selector) + .parentsUntil(this.options.target, '.active') + .removeClass('active') + } + + + // SCROLLSPY PLUGIN DEFINITION + // =========================== + + function Plugin(option) { + return this.each(function () { + var $this = $(this) + var data = $this.data('bs.scrollspy') + var options = typeof option == 'object' && option + + if (!data) $this.data('bs.scrollspy', (data = new ScrollSpy(this, options))) + if (typeof option == 'string') data[option]() + }) + } + + var old = $.fn.scrollspy + + $.fn.scrollspy = Plugin + $.fn.scrollspy.Constructor = ScrollSpy + + + // SCROLLSPY NO CONFLICT + // ===================== + + $.fn.scrollspy.noConflict = function () { + $.fn.scrollspy = old + return this + } + + + // SCROLLSPY DATA-API + // ================== + + $(window).on('load.bs.scrollspy.data-api', function () { + $('[data-spy="scroll"]').each(function () { + var $spy = $(this) + Plugin.call($spy, $spy.data()) + }) + }) + +}(jQuery); + +/* ======================================================================== + * Bootstrap: tab.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#tabs + * ======================================================================== + * Copyright 2011-2019 Twitter, Inc. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) * ======================================================================== */ @@ -1384,7 +2279,7 @@ if (typeof jQuery === 'undefined') { // jscs:enable requireDollarBeforejQueryAssignment } - Tab.VERSION = '3.3.6' + Tab.VERSION = '3.4.1' Tab.TRANSITION_DURATION = 150 @@ -1413,7 +2308,7 @@ if (typeof jQuery === 'undefined') { if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) return - var $target = $(selector) + var $target = $(document).find(selector) this.activate($this.closest('li'), $ul) this.activate($target, $target.parent(), function () { @@ -1438,15 +2333,15 @@ if (typeof jQuery === 'undefined') { $active .removeClass('active') .find('> .dropdown-menu > .active') - .removeClass('active') + .removeClass('active') .end() .find('[data-toggle="tab"]') - .attr('aria-expanded', false) + .attr('aria-expanded', false) element .addClass('active') .find('[data-toggle="tab"]') - .attr('aria-expanded', true) + .attr('aria-expanded', true) if (transition) { element[0].offsetWidth // reflow for transition @@ -1458,10 +2353,10 @@ if (typeof jQuery === 'undefined') { if (element.parent('.dropdown-menu').length) { element .closest('li.dropdown') - .addClass('active') + .addClass('active') .end() .find('[data-toggle="tab"]') - .attr('aria-expanded', true) + .attr('aria-expanded', true) } callback && callback() @@ -1520,10 +2415,10 @@ if (typeof jQuery === 'undefined') { }(jQuery); /* ======================================================================== - * Bootstrap: collapse.js v3.3.6 - * http://getbootstrap.com/javascript/#collapse + * Bootstrap: affix.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#affix * ======================================================================== - * Copyright 2011-2015 Twitter, Inc. + * Copyright 2011-2019 Twitter, Inc. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) * ======================================================================== */ @@ -1531,262 +2426,155 @@ if (typeof jQuery === 'undefined') { +function ($) { 'use strict'; - // COLLAPSE PUBLIC CLASS DEFINITION - // ================================ + // AFFIX CLASS DEFINITION + // ====================== - var Collapse = function (element, options) { - this.$element = $(element) - this.options = $.extend({}, Collapse.DEFAULTS, options) - this.$trigger = $('[data-toggle="collapse"][href="#' + element.id + '"],' + - '[data-toggle="collapse"][data-target="#' + element.id + '"]') - this.transitioning = null + var Affix = function (element, options) { + this.options = $.extend({}, Affix.DEFAULTS, options) - if (this.options.parent) { - this.$parent = this.getParent() - } else { - this.addAriaAndCollapsedClass(this.$element, this.$trigger) - } + var target = this.options.target === Affix.DEFAULTS.target ? $(this.options.target) : $(document).find(this.options.target) - if (this.options.toggle) this.toggle() + this.$target = target + .on('scroll.bs.affix.data-api', $.proxy(this.checkPosition, this)) + .on('click.bs.affix.data-api', $.proxy(this.checkPositionWithEventLoop, this)) + + this.$element = $(element) + this.affixed = null + this.unpin = null + this.pinnedOffset = null + + this.checkPosition() } - Collapse.VERSION = '3.3.6' + Affix.VERSION = '3.4.1' - Collapse.TRANSITION_DURATION = 350 + Affix.RESET = 'affix affix-top affix-bottom' - Collapse.DEFAULTS = { - toggle: true + Affix.DEFAULTS = { + offset: 0, + target: window } - Collapse.prototype.dimension = function () { - var hasWidth = this.$element.hasClass('width') - return hasWidth ? 'width' : 'height' + Affix.prototype.getState = function (scrollHeight, height, offsetTop, offsetBottom) { + var scrollTop = this.$target.scrollTop() + var position = this.$element.offset() + var targetHeight = this.$target.height() + + if (offsetTop != null && this.affixed == 'top') return scrollTop < offsetTop ? 'top' : false + + if (this.affixed == 'bottom') { + if (offsetTop != null) return (scrollTop + this.unpin <= position.top) ? false : 'bottom' + return (scrollTop + targetHeight <= scrollHeight - offsetBottom) ? false : 'bottom' + } + + var initializing = this.affixed == null + var colliderTop = initializing ? scrollTop : position.top + var colliderHeight = initializing ? targetHeight : height + + if (offsetTop != null && scrollTop <= offsetTop) return 'top' + if (offsetBottom != null && (colliderTop + colliderHeight >= scrollHeight - offsetBottom)) return 'bottom' + + return false } - Collapse.prototype.show = function () { - if (this.transitioning || this.$element.hasClass('in')) return + Affix.prototype.getPinnedOffset = function () { + if (this.pinnedOffset) return this.pinnedOffset + this.$element.removeClass(Affix.RESET).addClass('affix') + var scrollTop = this.$target.scrollTop() + var position = this.$element.offset() + return (this.pinnedOffset = position.top - scrollTop) + } - var activesData - var actives = this.$parent && this.$parent.children('.panel').children('.in, .collapsing') + Affix.prototype.checkPositionWithEventLoop = function () { + setTimeout($.proxy(this.checkPosition, this), 1) + } - if (actives && actives.length) { - activesData = actives.data('bs.collapse') - if (activesData && activesData.transitioning) return - } + Affix.prototype.checkPosition = function () { + if (!this.$element.is(':visible')) return - var startEvent = $.Event('show.bs.collapse') - this.$element.trigger(startEvent) - if (startEvent.isDefaultPrevented()) return + var height = this.$element.height() + var offset = this.options.offset + var offsetTop = offset.top + var offsetBottom = offset.bottom + var scrollHeight = Math.max($(document).height(), $(document.body).height()) - if (actives && actives.length) { - Plugin.call(actives, 'hide') - activesData || actives.data('bs.collapse', null) - } + if (typeof offset != 'object') offsetBottom = offsetTop = offset + if (typeof offsetTop == 'function') offsetTop = offset.top(this.$element) + if (typeof offsetBottom == 'function') offsetBottom = offset.bottom(this.$element) - var dimension = this.dimension() + var affix = this.getState(scrollHeight, height, offsetTop, offsetBottom) - this.$element - .removeClass('collapse') - .addClass('collapsing')[dimension](0) - .attr('aria-expanded', true) + if (this.affixed != affix) { + if (this.unpin != null) this.$element.css('top', '') - this.$trigger - .removeClass('collapsed') - .attr('aria-expanded', true) + var affixType = 'affix' + (affix ? '-' + affix : '') + var e = $.Event(affixType + '.bs.affix') - this.transitioning = 1 + this.$element.trigger(e) + + if (e.isDefaultPrevented()) return + + this.affixed = affix + this.unpin = affix == 'bottom' ? this.getPinnedOffset() : null - var complete = function () { this.$element - .removeClass('collapsing') - .addClass('collapse in')[dimension]('') - this.transitioning = 0 - this.$element - .trigger('shown.bs.collapse') + .removeClass(Affix.RESET) + .addClass(affixType) + .trigger(affixType.replace('affix', 'affixed') + '.bs.affix') } - if (!$.support.transition) return complete.call(this) - - var scrollSize = $.camelCase(['scroll', dimension].join('-')) - - this.$element - .one('bsTransitionEnd', $.proxy(complete, this)) - .emulateTransitionEnd(Collapse.TRANSITION_DURATION)[dimension](this.$element[0][scrollSize]) - } - - Collapse.prototype.hide = function () { - if (this.transitioning || !this.$element.hasClass('in')) return - - var startEvent = $.Event('hide.bs.collapse') - this.$element.trigger(startEvent) - if (startEvent.isDefaultPrevented()) return - - var dimension = this.dimension() - - this.$element[dimension](this.$element[dimension]())[0].offsetHeight - - this.$element - .addClass('collapsing') - .removeClass('collapse in') - .attr('aria-expanded', false) - - this.$trigger - .addClass('collapsed') - .attr('aria-expanded', false) - - this.transitioning = 1 - - var complete = function () { - this.transitioning = 0 - this.$element - .removeClass('collapsing') - .addClass('collapse') - .trigger('hidden.bs.collapse') + if (affix == 'bottom') { + this.$element.offset({ + top: scrollHeight - height - offsetBottom + }) } - - if (!$.support.transition) return complete.call(this) - - this.$element - [dimension](0) - .one('bsTransitionEnd', $.proxy(complete, this)) - .emulateTransitionEnd(Collapse.TRANSITION_DURATION) - } - - Collapse.prototype.toggle = function () { - this[this.$element.hasClass('in') ? 'hide' : 'show']() - } - - Collapse.prototype.getParent = function () { - return $(this.options.parent) - .find('[data-toggle="collapse"][data-parent="' + this.options.parent + '"]') - .each($.proxy(function (i, element) { - var $element = $(element) - this.addAriaAndCollapsedClass(getTargetFromTrigger($element), $element) - }, this)) - .end() - } - - Collapse.prototype.addAriaAndCollapsedClass = function ($element, $trigger) { - var isOpen = $element.hasClass('in') - - $element.attr('aria-expanded', isOpen) - $trigger - .toggleClass('collapsed', !isOpen) - .attr('aria-expanded', isOpen) - } - - function getTargetFromTrigger($trigger) { - var href - var target = $trigger.attr('data-target') - || (href = $trigger.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '') // strip for ie7 - - return $(target) } - // COLLAPSE PLUGIN DEFINITION - // ========================== + // AFFIX PLUGIN DEFINITION + // ======================= function Plugin(option) { return this.each(function () { var $this = $(this) - var data = $this.data('bs.collapse') - var options = $.extend({}, Collapse.DEFAULTS, $this.data(), typeof option == 'object' && option) + var data = $this.data('bs.affix') + var options = typeof option == 'object' && option - if (!data && options.toggle && /show|hide/.test(option)) options.toggle = false - if (!data) $this.data('bs.collapse', (data = new Collapse(this, options))) + if (!data) $this.data('bs.affix', (data = new Affix(this, options))) if (typeof option == 'string') data[option]() }) } - var old = $.fn.collapse + var old = $.fn.affix - $.fn.collapse = Plugin - $.fn.collapse.Constructor = Collapse + $.fn.affix = Plugin + $.fn.affix.Constructor = Affix - // COLLAPSE NO CONFLICT - // ==================== - - $.fn.collapse.noConflict = function () { - $.fn.collapse = old - return this - } - - - // COLLAPSE DATA-API + // AFFIX NO CONFLICT // ================= - $(document).on('click.bs.collapse.data-api', '[data-toggle="collapse"]', function (e) { - var $this = $(this) - - if (!$this.attr('data-target')) e.preventDefault() - - var $target = getTargetFromTrigger($this) - var data = $target.data('bs.collapse') - var option = data ? 'toggle' : $this.data() - - Plugin.call($target, option) - }) - -}(jQuery); - -/* ======================================================================== - * Bootstrap: transition.js v3.3.6 - * http://getbootstrap.com/javascript/#transitions - * ======================================================================== - * Copyright 2011-2015 Twitter, Inc. - * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) - * ======================================================================== */ - - -+function ($) { - 'use strict'; - - // CSS TRANSITION SUPPORT (Shoutout: http://www.modernizr.com/) - // ============================================================ - - function transitionEnd() { - var el = document.createElement('bootstrap') - - var transEndEventNames = { - WebkitTransition : 'webkitTransitionEnd', - MozTransition : 'transitionend', - OTransition : 'oTransitionEnd otransitionend', - transition : 'transitionend' - } - - for (var name in transEndEventNames) { - if (el.style[name] !== undefined) { - return { end: transEndEventNames[name] } - } - } - - return false // explicit for ie8 ( ._.) - } - - // http://blog.alexmaccaw.com/css-transitions - $.fn.emulateTransitionEnd = function (duration) { - var called = false - var $el = this - $(this).one('bsTransitionEnd', function () { called = true }) - var callback = function () { if (!called) $($el).trigger($.support.transition.end) } - setTimeout(callback, duration) + $.fn.affix.noConflict = function () { + $.fn.affix = old return this } - $(function () { - $.support.transition = transitionEnd() - if (!$.support.transition) return + // AFFIX DATA-API + // ============== - $.event.special.bsTransitionEnd = { - bindType: $.support.transition.end, - delegateType: $.support.transition.end, - handle: function (e) { - if ($(e.target).is(this)) return e.handleObj.handler.apply(this, arguments) - } - } + $(window).on('load', function () { + $('[data-spy="affix"]').each(function () { + var $spy = $(this) + var data = $spy.data() + + data.offset = data.offset || {} + + if (data.offsetBottom != null) data.offset.bottom = data.offsetBottom + if (data.offsetTop != null) data.offset.top = data.offsetTop + + Plugin.call($spy, data) + }) }) }(jQuery); diff --git a/gui/default/vendor/jquery/jquery-2.2.2.js b/gui/default/vendor/jquery/jquery-3.7.1.js similarity index 60% rename from gui/default/vendor/jquery/jquery-2.2.2.js rename to gui/default/vendor/jquery/jquery-3.7.1.js index 0214a92a6..1a86433c2 100644 --- a/gui/default/vendor/jquery/jquery-2.2.2.js +++ b/gui/default/vendor/jquery/jquery-3.7.1.js @@ -1,45 +1,26 @@ /*! - * jQuery JavaScript Library v2.2.2 - * http://jquery.com/ + * jQuery JavaScript Library v3.7.1 + * https://jquery.com/ * - * Includes Sizzle.js - * http://sizzlejs.com/ - * - * Copyright jQuery Foundation and other contributors + * Copyright OpenJS Foundation and other contributors * Released under the MIT license - * http://jquery.org/license + * https://jquery.org/license * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - * Date: 2016-03-17T17:51Z + * Date: 2023-08-28T13:37Z */ +( function( global, factory ) { -(function( global, factory ) { + "use strict"; if ( typeof module === "object" && typeof module.exports === "object" ) { + // For CommonJS and CommonJS-like environments where a proper `window` // is present, execute the factory and get jQuery. // For environments that do not have a `window` with a `document` // (such as Node.js), expose a factory as module.exports. // This accentuates the need for the creation of a real `window`. // e.g. var jQuery = require("jquery")(window); - // See ticket #14549 for more info. + // See ticket trac-14549 for more info. module.exports = global.document ? factory( global, true ) : function( w ) { @@ -53,20 +34,26 @@ } // Pass this if window is not defined yet -}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { +} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) { + +// Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1 +// throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode +// arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common +// enough that all such attempts are guarded in a try block. +"use strict"; -// Support: Firefox 18+ -// Can't be in strict mode, several libs including ASP.NET trace -// the stack via arguments.caller.callee and Firefox dies if -// you try to trace through "use strict" call chains. (#13335) -//"use strict"; var arr = []; -var document = window.document; +var getProto = Object.getPrototypeOf; var slice = arr.slice; -var concat = arr.concat; +var flat = arr.flat ? function( array ) { + return arr.flat.call( array ); +} : function( array ) { + return arr.concat.apply( [], array ); +}; + var push = arr.push; @@ -78,12 +65,91 @@ var toString = class2type.toString; var hasOwn = class2type.hasOwnProperty; +var fnToString = hasOwn.toString; + +var ObjectFunctionString = fnToString.call( Object ); + var support = {}; +var isFunction = function isFunction( obj ) { + + // Support: Chrome <=57, Firefox <=52 + // In some browsers, typeof returns "function" for HTML elements + // (i.e., `typeof document.createElement( "object" ) === "function"`). + // We don't want to classify *any* DOM node as a function. + // Support: QtWeb <=3.8.5, WebKit <=534.34, wkhtmltopdf tool <=0.12.5 + // Plus for old WebKit, typeof returns "function" for HTML collections + // (e.g., `typeof document.getElementsByTagName("div") === "function"`). (gh-4756) + return typeof obj === "function" && typeof obj.nodeType !== "number" && + typeof obj.item !== "function"; + }; -var - version = "2.2.2", +var isWindow = function isWindow( obj ) { + return obj != null && obj === obj.window; + }; + + +var document = window.document; + + + + var preservedScriptAttributes = { + type: true, + src: true, + nonce: true, + noModule: true + }; + + function DOMEval( code, node, doc ) { + doc = doc || document; + + var i, val, + script = doc.createElement( "script" ); + + script.text = code; + if ( node ) { + for ( i in preservedScriptAttributes ) { + + // Support: Firefox 64+, Edge 18+ + // Some browsers don't support the "nonce" property on scripts. + // On the other hand, just using `getAttribute` is not enough as + // the `nonce` attribute is reset to an empty string whenever it + // becomes browsing-context connected. + // See https://github.com/whatwg/html/issues/2369 + // See https://html.spec.whatwg.org/#nonce-attributes + // The `node.getAttribute` check was added for the sake of + // `jQuery.globalEval` so that it can fake a nonce-containing node + // via an object. + val = node[ i ] || node.getAttribute && node.getAttribute( i ); + if ( val ) { + script.setAttribute( i, val ); + } + } + } + doc.head.appendChild( script ).parentNode.removeChild( script ); + } + + +function toType( obj ) { + if ( obj == null ) { + return obj + ""; + } + + // Support: Android <=2.3 only (functionish RegExp) + return typeof obj === "object" || typeof obj === "function" ? + class2type[ toString.call( obj ) ] || "object" : + typeof obj; +} +/* global Symbol */ +// Defining this global in .eslintrc.json would create a danger of using the global +// unguarded in another place, it seems safer to define global only for this module + + + +var version = "3.7.1", + + rhtmlSuffix = /HTML$/i, // Define a local copy of jQuery jQuery = function( selector, context ) { @@ -91,19 +157,6 @@ var // The jQuery object is actually just the init constructor 'enhanced' // Need init if jQuery is called (just allow error to be thrown if not included) return new jQuery.fn.init( selector, context ); - }, - - // Support: Android<4.1 - // Make sure we trim BOM and NBSP - rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, - - // Matches dashed string for camelizing - rmsPrefix = /^-ms-/, - rdashAlpha = /-([\da-z])/gi, - - // Used by jQuery.camelCase as callback to replace() - fcamelCase = function( all, letter ) { - return letter.toUpperCase(); }; jQuery.fn = jQuery.prototype = { @@ -113,9 +166,6 @@ jQuery.fn = jQuery.prototype = { constructor: jQuery, - // Start with an empty selector - selector: "", - // The default length of a jQuery object is 0 length: 0, @@ -126,13 +176,14 @@ jQuery.fn = jQuery.prototype = { // Get the Nth element in the matched element set OR // Get the whole matched element set as a clean array get: function( num ) { - return num != null ? - // Return just the one element from the set - ( num < 0 ? this[ num + this.length ] : this[ num ] ) : + // Return all the elements in a clean array + if ( num == null ) { + return slice.call( this ); + } - // Return all the elements in a clean array - slice.call( this ); + // Return just the one element from the set + return num < 0 ? this[ num + this.length ] : this[ num ]; }, // Take an array of elements and push it onto the stack @@ -144,7 +195,6 @@ jQuery.fn = jQuery.prototype = { // Add the old object onto the stack (as a reference) ret.prevObject = this; - ret.context = this.context; // Return the newly-formed element set return ret; @@ -173,6 +223,18 @@ jQuery.fn = jQuery.prototype = { return this.eq( -1 ); }, + even: function() { + return this.pushStack( jQuery.grep( this, function( _elem, i ) { + return ( i + 1 ) % 2; + } ) ); + }, + + odd: function() { + return this.pushStack( jQuery.grep( this, function( _elem, i ) { + return i % 2; + } ) ); + }, + eq: function( i ) { var len = this.length, j = +i + ( i < 0 ? len : 0 ); @@ -207,7 +269,7 @@ jQuery.extend = jQuery.fn.extend = function() { } // Handle case when target is a string or something (possible in deep copy) - if ( typeof target !== "object" && !jQuery.isFunction( target ) ) { + if ( typeof target !== "object" && !isFunction( target ) ) { target = {}; } @@ -224,25 +286,28 @@ jQuery.extend = jQuery.fn.extend = function() { // Extend the base object for ( name in options ) { - src = target[ name ]; copy = options[ name ]; + // Prevent Object.prototype pollution // Prevent never-ending loop - if ( target === copy ) { + if ( name === "__proto__" || target === copy ) { continue; } // Recurse if we're merging plain objects or arrays if ( deep && copy && ( jQuery.isPlainObject( copy ) || - ( copyIsArray = jQuery.isArray( copy ) ) ) ) { - - if ( copyIsArray ) { - copyIsArray = false; - clone = src && jQuery.isArray( src ) ? src : []; + ( copyIsArray = Array.isArray( copy ) ) ) ) { + src = target[ name ]; + // Ensure proper type for the source value + if ( copyIsArray && !Array.isArray( src ) ) { + clone = []; + } else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) { + clone = {}; } else { - clone = src && jQuery.isPlainObject( src ) ? src : {}; + clone = src; } + copyIsArray = false; // Never move original objects, clone them target[ name ] = jQuery.extend( deep, clone, copy ); @@ -273,105 +338,40 @@ jQuery.extend( { noop: function() {}, - isFunction: function( obj ) { - return jQuery.type( obj ) === "function"; - }, - - isArray: Array.isArray, - - isWindow: function( obj ) { - return obj != null && obj === obj.window; - }, - - isNumeric: function( obj ) { - - // parseFloat NaNs numeric-cast false positives (null|true|false|"") - // ...but misinterprets leading-number strings, particularly hex literals ("0x...") - // subtraction forces infinities to NaN - // adding 1 corrects loss of precision from parseFloat (#15100) - var realStringObj = obj && obj.toString(); - return !jQuery.isArray( obj ) && ( realStringObj - parseFloat( realStringObj ) + 1 ) >= 0; - }, - isPlainObject: function( obj ) { - var key; + var proto, Ctor; - // Not plain objects: - // - Any object or value whose internal [[Class]] property is not "[object Object]" - // - DOM nodes - // - window - if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { + // Detect obvious negatives + // Use toString instead of jQuery.type to catch host objects + if ( !obj || toString.call( obj ) !== "[object Object]" ) { return false; } - // Not own constructor property must be Object - if ( obj.constructor && - !hasOwn.call( obj, "constructor" ) && - !hasOwn.call( obj.constructor.prototype || {}, "isPrototypeOf" ) ) { - return false; + proto = getProto( obj ); + + // Objects with no prototype (e.g., `Object.create( null )`) are plain + if ( !proto ) { + return true; } - // Own properties are enumerated firstly, so to speed up, - // if last one is own, then all properties are own - for ( key in obj ) {} - - return key === undefined || hasOwn.call( obj, key ); + // Objects with prototype are plain iff they were constructed by a global Object function + Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor; + return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString; }, isEmptyObject: function( obj ) { var name; + for ( name in obj ) { return false; } return true; }, - type: function( obj ) { - if ( obj == null ) { - return obj + ""; - } - - // Support: Android<4.0, iOS<6 (functionish RegExp) - return typeof obj === "object" || typeof obj === "function" ? - class2type[ toString.call( obj ) ] || "object" : - typeof obj; - }, - - // Evaluates a script in a global context - globalEval: function( code ) { - var script, - indirect = eval; - - code = jQuery.trim( code ); - - if ( code ) { - - // If the code includes a valid, prologue position - // strict mode pragma, execute code by injecting a - // script tag into the document. - if ( code.indexOf( "use strict" ) === 1 ) { - script = document.createElement( "script" ); - script.text = code; - document.head.appendChild( script ).parentNode.removeChild( script ); - } else { - - // Otherwise, avoid the DOM node creation, insertion - // and removal by using an indirect global eval - - indirect( code ); - } - } - }, - - // Convert dashed to camelCase; used by the css and data modules - // Support: IE9-11+ - // Microsoft forgot to hump their vendor prefix (#9572) - camelCase: function( string ) { - return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); - }, - - nodeName: function( elem, name ) { - return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); + // Evaluates a script in a provided context; falls back to the global one + // if not specified. + globalEval: function( code, options, doc ) { + DOMEval( code, { nonce: options && options.nonce }, doc ); }, each: function( obj, callback ) { @@ -395,11 +395,36 @@ jQuery.extend( { return obj; }, - // Support: Android<4.1 - trim: function( text ) { - return text == null ? - "" : - ( text + "" ).replace( rtrim, "" ); + + // Retrieve the text value of an array of DOM nodes + text: function( elem ) { + var node, + ret = "", + i = 0, + nodeType = elem.nodeType; + + if ( !nodeType ) { + + // If no nodeType, this is expected to be an array + while ( ( node = elem[ i++ ] ) ) { + + // Do not traverse comment nodes + ret += jQuery.text( node ); + } + } + if ( nodeType === 1 || nodeType === 11 ) { + return elem.textContent; + } + if ( nodeType === 9 ) { + return elem.documentElement.textContent; + } + if ( nodeType === 3 || nodeType === 4 ) { + return elem.nodeValue; + } + + // Do not include comment or processing instruction nodes + + return ret; }, // results is for internal usage only @@ -410,7 +435,7 @@ jQuery.extend( { if ( isArrayLike( Object( arr ) ) ) { jQuery.merge( ret, typeof arr === "string" ? - [ arr ] : arr + [ arr ] : arr ); } else { push.call( ret, arr ); @@ -424,6 +449,17 @@ jQuery.extend( { return arr == null ? -1 : indexOf.call( arr, elem, i ); }, + isXMLDoc: function( elem ) { + var namespace = elem && elem.namespaceURI, + docElem = elem && ( elem.ownerDocument || elem ).documentElement; + + // Assume HTML when documentElement doesn't yet exist, such as inside + // document fragments. + return !rhtmlSuffix.test( namespace || docElem && docElem.nodeName || "HTML" ); + }, + + // Support: Android <=4.0 only, PhantomJS 1 only + // push.apply(_, arraylike) throws on ancient WebKit merge: function( first, second ) { var len = +second.length, j = 0, @@ -486,123 +522,141 @@ jQuery.extend( { } // Flatten any nested arrays - return concat.apply( [], ret ); + return flat( ret ); }, // A global GUID counter for objects guid: 1, - // Bind a function to a context, optionally partially applying any - // arguments. - proxy: function( fn, context ) { - var tmp, args, proxy; - - if ( typeof context === "string" ) { - tmp = fn[ context ]; - context = fn; - fn = tmp; - } - - // Quick check to determine if target is callable, in the spec - // this throws a TypeError, but we will just return undefined. - if ( !jQuery.isFunction( fn ) ) { - return undefined; - } - - // Simulated bind - args = slice.call( arguments, 2 ); - proxy = function() { - return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); - }; - - // Set the guid of unique handler to the same of original handler, so it can be removed - proxy.guid = fn.guid = fn.guid || jQuery.guid++; - - return proxy; - }, - - now: Date.now, - // jQuery.support is not used in Core but other projects attach their // properties to it so it needs to exist. support: support } ); -// JSHint would error on this code due to the Symbol not being defined in ES5. -// Defining this global in .jshintrc would create a danger of using the global -// unguarded in another place, it seems safer to just disable JSHint for these -// three lines. -/* jshint ignore: start */ if ( typeof Symbol === "function" ) { jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ]; } -/* jshint ignore: end */ // Populate the class2type map jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ), -function( i, name ) { - class2type[ "[object " + name + "]" ] = name.toLowerCase(); -} ); + function( _i, name ) { + class2type[ "[object " + name + "]" ] = name.toLowerCase(); + } ); function isArrayLike( obj ) { - // Support: iOS 8.2 (not reproducible in simulator) + // Support: real iOS 8.2 only (not reproducible in simulator) // `in` check used to prevent JIT error (gh-2145) // hasOwn isn't used here due to false negatives // regarding Nodelist length in IE var length = !!obj && "length" in obj && obj.length, - type = jQuery.type( obj ); + type = toType( obj ); - if ( type === "function" || jQuery.isWindow( obj ) ) { + if ( isFunction( obj ) || isWindow( obj ) ) { return false; } return type === "array" || length === 0 || typeof length === "number" && length > 0 && ( length - 1 ) in obj; } -var Sizzle = -/*! - * Sizzle CSS Selector Engine v2.2.1 - * http://sizzlejs.com/ - * - * Copyright jQuery Foundation and other contributors - * Released under the MIT license - * http://jquery.org/license - * - * Date: 2015-10-17 - */ -(function( window ) { + + +function nodeName( elem, name ) { + + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); + +} +var pop = arr.pop; + + +var sort = arr.sort; + + +var splice = arr.splice; + + +var whitespace = "[\\x20\\t\\r\\n\\f]"; + + +var rtrimCSS = new RegExp( + "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", + "g" +); + + + + +// Note: an element does not contain itself +jQuery.contains = function( a, b ) { + var bup = b && b.parentNode; + + return a === bup || !!( bup && bup.nodeType === 1 && ( + + // Support: IE 9 - 11+ + // IE doesn't have `contains` on SVG. + a.contains ? + a.contains( bup ) : + a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 + ) ); +}; + + + + +// CSS string/identifier serialization +// https://drafts.csswg.org/cssom/#common-serializing-idioms +var rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g; + +function fcssescape( ch, asCodePoint ) { + if ( asCodePoint ) { + + // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER + if ( ch === "\0" ) { + return "\uFFFD"; + } + + // Control characters and (dependent upon position) numbers get escaped as code points + return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " "; + } + + // Other potentially-special ASCII characters get backslash-escaped + return "\\" + ch; +} + +jQuery.escapeSelector = function( sel ) { + return ( sel + "" ).replace( rcssescape, fcssescape ); +}; + + + + +var preferredDoc = document, + pushNative = push; + +( function() { var i, - support, Expr, - getText, - isXML, - tokenize, - compile, - select, outermostContext, sortInput, hasDuplicate, + push = pushNative, // Local document vars - setDocument, document, - docElem, + documentElement, documentIsHTML, rbuggyQSA, - rbuggyMatches, matches, - contains, // Instance-specific data - expando = "sizzle" + 1 * new Date(), - preferredDoc = window.document, + expando = jQuery.expando, dirruns = 0, done = 0, classCache = createCache(), tokenCache = createCache(), compilerCache = createCache(), + nonnativeSelectorCache = createCache(), sortOrder = function( a, b ) { if ( a === b ) { hasDuplicate = true; @@ -610,151 +664,146 @@ var i, return 0; }, - // General-purpose constants - MAX_NEGATIVE = 1 << 31, - - // Instance methods - hasOwn = ({}).hasOwnProperty, - arr = [], - pop = arr.pop, - push_native = arr.push, - push = arr.push, - slice = arr.slice, - // Use a stripped-down indexOf as it's faster than native - // http://jsperf.com/thor-indexof-vs-for/5 - indexOf = function( list, elem ) { - var i = 0, - len = list.length; - for ( ; i < len; i++ ) { - if ( list[i] === elem ) { - return i; - } - } - return -1; - }, - - booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", + booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|" + + "loop|multiple|open|readonly|required|scoped", // Regular expressions - // http://www.w3.org/TR/css3-selectors/#whitespace - whitespace = "[\\x20\\t\\r\\n\\f]", + // https://www.w3.org/TR/css-syntax-3/#ident-token-diagram + identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace + + "?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+", - // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier - identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", - - // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors + // Attribute selectors: https://www.w3.org/TR/selectors/#attribute-selectors attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + + // Operator (capture 2) "*([*^$|!~]?=)" + whitespace + + // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" - "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + - "*\\]", + "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + + whitespace + "*\\]", pseudos = ":(" + identifier + ")(?:\\((" + + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: // 1. quoted (capture 3; capture 4 or capture 5) "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + + // 2. simple (capture 6) "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + + // 3. anything else (capture 2) ".*" + ")\\)|)", // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter rwhitespace = new RegExp( whitespace + "+", "g" ), - rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), - rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), - - rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), + rleadingCombinator = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + + whitespace + "*" ), + rdescend = new RegExp( whitespace + "|>" ), rpseudo = new RegExp( pseudos ), ridentifier = new RegExp( "^" + identifier + "$" ), matchExpr = { - "ID": new RegExp( "^#(" + identifier + ")" ), - "CLASS": new RegExp( "^\\.(" + identifier + ")" ), - "TAG": new RegExp( "^(" + identifier + "|[*])" ), - "ATTR": new RegExp( "^" + attributes ), - "PSEUDO": new RegExp( "^" + pseudos ), - "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + - "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + - "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), - "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), + ID: new RegExp( "^#(" + identifier + ")" ), + CLASS: new RegExp( "^\\.(" + identifier + ")" ), + TAG: new RegExp( "^(" + identifier + "|[*])" ), + ATTR: new RegExp( "^" + attributes ), + PSEUDO: new RegExp( "^" + pseudos ), + CHILD: new RegExp( + "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + + whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + + whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), + bool: new RegExp( "^(?:" + booleans + ")$", "i" ), + // For use in libraries implementing .is() // We use this for POS matching in `select` - "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + - whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) + needsContext: new RegExp( "^" + whitespace + + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace + + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) }, rinputs = /^(?:input|select|textarea|button)$/i, rheader = /^h\d$/i, - rnative = /^[^{]+\{\s*\[native \w/, - // Easily-parseable/retrievable ID or TAG or CLASS selectors rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, rsibling = /[+~]/, - rescape = /'|\\/g, - // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters - runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), - funescape = function( _, escaped, escapedWhitespace ) { - var high = "0x" + escaped - 0x10000; - // NaN means non-codepoint - // Support: Firefox<24 - // Workaround erroneous numeric interpretation of +"0x" - return high !== high || escapedWhitespace ? - escaped : - high < 0 ? - // BMP codepoint - String.fromCharCode( high + 0x10000 ) : - // Supplemental Plane codepoint (surrogate pair) - String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); + // CSS escapes + // https://www.w3.org/TR/CSS21/syndata.html#escaped-characters + runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace + + "?|\\\\([^\\r\\n\\f])", "g" ), + funescape = function( escape, nonHex ) { + var high = "0x" + escape.slice( 1 ) - 0x10000; + + if ( nonHex ) { + + // Strip the backslash prefix from a non-hex escape sequence + return nonHex; + } + + // Replace a hexadecimal escape sequence with the encoded Unicode code point + // Support: IE <=11+ + // For values outside the Basic Multilingual Plane (BMP), manually construct a + // surrogate pair + return high < 0 ? + String.fromCharCode( high + 0x10000 ) : + String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); }, - // Used for iframes - // See setDocument() + // Used for iframes; see `setDocument`. + // Support: IE 9 - 11+, Edge 12 - 18+ // Removing the function wrapper causes a "Permission Denied" - // error in IE + // error in IE/Edge. unloadHandler = function() { setDocument(); - }; + }, + + inDisabledFieldset = addCombinator( + function( elem ) { + return elem.disabled === true && nodeName( elem, "fieldset" ); + }, + { dir: "parentNode", next: "legend" } + ); + +// Support: IE <=9 only +// Accessing document.activeElement can throw unexpectedly +// https://bugs.jquery.com/ticket/13393 +function safeActiveElement() { + try { + return document.activeElement; + } catch ( err ) { } +} // Optimize for push.apply( _, NodeList ) try { push.apply( - (arr = slice.call( preferredDoc.childNodes )), + ( arr = slice.call( preferredDoc.childNodes ) ), preferredDoc.childNodes ); - // Support: Android<4.0 + + // Support: Android <=4.0 // Detect silently failing push.apply + // eslint-disable-next-line no-unused-expressions arr[ preferredDoc.childNodes.length ].nodeType; } catch ( e ) { - push = { apply: arr.length ? - - // Leverage slice if possible - function( target, els ) { - push_native.apply( target, slice.call(els) ); - } : - - // Support: IE<9 - // Otherwise append directly - function( target, els ) { - var j = target.length, - i = 0; - // Can't trust NodeList.length - while ( (target[j++] = els[i++]) ) {} - target.length = j - 1; + push = { + apply: function( target, els ) { + pushNative.apply( target, slice.call( els ) ); + }, + call: function( target ) { + pushNative.apply( target, slice.call( arguments, 1 ) ); } }; } -function Sizzle( selector, context, results, seed ) { - var m, i, elem, nid, nidselect, match, groups, newSelector, +function find( selector, context, results, seed ) { + var m, i, elem, nid, match, groups, newSelector, newContext = context && context.ownerDocument, // nodeType defaults to 9, since context defaults to document @@ -771,30 +820,26 @@ function Sizzle( selector, context, results, seed ) { // Try to shortcut find operations (as opposed to filters) in HTML documents if ( !seed ) { - - if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { - setDocument( context ); - } + setDocument( context ); context = context || document; if ( documentIsHTML ) { // If the selector is sufficiently simple, try using a "get*By*" DOM method // (excepting DocumentFragment context, where the methods don't exist) - if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { + if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) { // ID selector - if ( (m = match[1]) ) { + if ( ( m = match[ 1 ] ) ) { // Document context if ( nodeType === 9 ) { - if ( (elem = context.getElementById( m )) ) { + if ( ( elem = context.getElementById( m ) ) ) { - // Support: IE, Opera, Webkit - // TODO: identify versions + // Support: IE 9 only // getElementById can match elements by name instead of ID if ( elem.id === m ) { - results.push( elem ); + push.call( results, elem ); return results; } } else { @@ -804,79 +849,86 @@ function Sizzle( selector, context, results, seed ) { // Element context } else { - // Support: IE, Opera, Webkit - // TODO: identify versions + // Support: IE 9 only // getElementById can match elements by name instead of ID - if ( newContext && (elem = newContext.getElementById( m )) && - contains( context, elem ) && + if ( newContext && ( elem = newContext.getElementById( m ) ) && + find.contains( context, elem ) && elem.id === m ) { - results.push( elem ); + push.call( results, elem ); return results; } } // Type selector - } else if ( match[2] ) { + } else if ( match[ 2 ] ) { push.apply( results, context.getElementsByTagName( selector ) ); return results; // Class selector - } else if ( (m = match[3]) && support.getElementsByClassName && - context.getElementsByClassName ) { - + } else if ( ( m = match[ 3 ] ) && context.getElementsByClassName ) { push.apply( results, context.getElementsByClassName( m ) ); return results; } } // Take advantage of querySelectorAll - if ( support.qsa && - !compilerCache[ selector + " " ] && - (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { + if ( !nonnativeSelectorCache[ selector + " " ] && + ( !rbuggyQSA || !rbuggyQSA.test( selector ) ) ) { - if ( nodeType !== 1 ) { - newContext = context; - newSelector = selector; + newSelector = selector; + newContext = context; - // qSA looks outside Element context, which is not what we want - // Thanks to Andrew Dupont for this workaround technique - // Support: IE <=8 - // Exclude object elements - } else if ( context.nodeName.toLowerCase() !== "object" ) { + // qSA considers elements outside a scoping root when evaluating child or + // descendant combinators, which is not what we want. + // In such cases, we work around the behavior by prefixing every selector in the + // list with an ID selector referencing the scope context. + // The technique has to be used as well when a leading combinator is used + // as such selectors are not recognized by querySelectorAll. + // Thanks to Andrew Dupont for this technique. + if ( nodeType === 1 && + ( rdescend.test( selector ) || rleadingCombinator.test( selector ) ) ) { - // Capture the context ID, setting it first if necessary - if ( (nid = context.getAttribute( "id" )) ) { - nid = nid.replace( rescape, "\\$&" ); - } else { - context.setAttribute( "id", (nid = expando) ); + // Expand context for sibling selectors + newContext = rsibling.test( selector ) && testContext( context.parentNode ) || + context; + + // We can use :scope instead of the ID hack if the browser + // supports it & if we're not changing the context. + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when + // strict-comparing two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( newContext != context || !support.scope ) { + + // Capture the context ID, setting it first if necessary + if ( ( nid = context.getAttribute( "id" ) ) ) { + nid = jQuery.escapeSelector( nid ); + } else { + context.setAttribute( "id", ( nid = expando ) ); + } } // Prefix every selector in the list groups = tokenize( selector ); i = groups.length; - nidselect = ridentifier.test( nid ) ? "#" + nid : "[id='" + nid + "']"; while ( i-- ) { - groups[i] = nidselect + " " + toSelector( groups[i] ); + groups[ i ] = ( nid ? "#" + nid : ":scope" ) + " " + + toSelector( groups[ i ] ); } newSelector = groups.join( "," ); - - // Expand context for sibling selectors - newContext = rsibling.test( selector ) && testContext( context.parentNode ) || - context; } - if ( newSelector ) { - try { - push.apply( results, - newContext.querySelectorAll( newSelector ) - ); - return results; - } catch ( qsaError ) { - } finally { - if ( nid === expando ) { - context.removeAttribute( "id" ); - } + try { + push.apply( results, + newContext.querySelectorAll( newSelector ) + ); + return results; + } catch ( qsaError ) { + nonnativeSelectorCache( selector, true ); + } finally { + if ( nid === expando ) { + context.removeAttribute( "id" ); } } } @@ -884,7 +936,7 @@ function Sizzle( selector, context, results, seed ) { } // All others - return select( selector.replace( rtrim, "$1" ), context, results, seed ); + return select( selector.replace( rtrimCSS, "$1" ), context, results, seed ); } /** @@ -897,18 +949,21 @@ function createCache() { var keys = []; function cache( key, value ) { - // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) + + // Use (key + " ") to avoid collision with native prototype properties + // (see https://github.com/jquery/sizzle/issues/157) if ( keys.push( key + " " ) > Expr.cacheLength ) { + // Only keep the most recent entries delete cache[ keys.shift() ]; } - return (cache[ key + " " ] = value); + return ( cache[ key + " " ] = value ); } return cache; } /** - * Mark a function for special use by Sizzle + * Mark a function for special use by jQuery selector module * @param {Function} fn The function to mark */ function markFunction( fn ) { @@ -918,76 +973,34 @@ function markFunction( fn ) { /** * Support testing using an element - * @param {Function} fn Passed the created div and expects a boolean result + * @param {Function} fn Passed the created element and returns a boolean result */ function assert( fn ) { - var div = document.createElement("div"); + var el = document.createElement( "fieldset" ); try { - return !!fn( div ); - } catch (e) { + return !!fn( el ); + } catch ( e ) { return false; } finally { + // Remove from its parent by default - if ( div.parentNode ) { - div.parentNode.removeChild( div ); + if ( el.parentNode ) { + el.parentNode.removeChild( el ); } + // release memory in IE - div = null; + el = null; } } -/** - * Adds the same handler for all of the specified attrs - * @param {String} attrs Pipe-separated list of attributes - * @param {Function} handler The method that will be applied - */ -function addHandle( attrs, handler ) { - var arr = attrs.split("|"), - i = arr.length; - - while ( i-- ) { - Expr.attrHandle[ arr[i] ] = handler; - } -} - -/** - * Checks document order of two siblings - * @param {Element} a - * @param {Element} b - * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b - */ -function siblingCheck( a, b ) { - var cur = b && a, - diff = cur && a.nodeType === 1 && b.nodeType === 1 && - ( ~b.sourceIndex || MAX_NEGATIVE ) - - ( ~a.sourceIndex || MAX_NEGATIVE ); - - // Use IE sourceIndex if available on both nodes - if ( diff ) { - return diff; - } - - // Check if b follows a - if ( cur ) { - while ( (cur = cur.nextSibling) ) { - if ( cur === b ) { - return -1; - } - } - } - - return a ? 1 : -1; -} - /** * Returns a function to use in pseudos for input types * @param {String} type */ function createInputPseudo( type ) { return function( elem ) { - var name = elem.nodeName.toLowerCase(); - return name === "input" && elem.type === type; + return nodeName( elem, "input" ) && elem.type === type; }; } @@ -997,8 +1010,63 @@ function createInputPseudo( type ) { */ function createButtonPseudo( type ) { return function( elem ) { - var name = elem.nodeName.toLowerCase(); - return (name === "input" || name === "button") && elem.type === type; + return ( nodeName( elem, "input" ) || nodeName( elem, "button" ) ) && + elem.type === type; + }; +} + +/** + * Returns a function to use in pseudos for :enabled/:disabled + * @param {Boolean} disabled true for :disabled; false for :enabled + */ +function createDisabledPseudo( disabled ) { + + // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable + return function( elem ) { + + // Only certain elements can match :enabled or :disabled + // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled + // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled + if ( "form" in elem ) { + + // Check for inherited disabledness on relevant non-disabled elements: + // * listed form-associated elements in a disabled fieldset + // https://html.spec.whatwg.org/multipage/forms.html#category-listed + // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled + // * option elements in a disabled optgroup + // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled + // All such elements have a "form" property. + if ( elem.parentNode && elem.disabled === false ) { + + // Option elements defer to a parent optgroup if present + if ( "label" in elem ) { + if ( "label" in elem.parentNode ) { + return elem.parentNode.disabled === disabled; + } else { + return elem.disabled === disabled; + } + } + + // Support: IE 6 - 11+ + // Use the isDisabled shortcut property to check for disabled fieldset ancestors + return elem.isDisabled === disabled || + + // Where there is no isDisabled, check manually + elem.isDisabled !== !disabled && + inDisabledFieldset( elem ) === disabled; + } + + return elem.disabled === disabled; + + // Try to winnow out elements that can't be disabled before trusting the disabled property. + // Some victims get caught in our net (label, legend, menu, track), but it shouldn't + // even exist on them, let alone have a boolean value. + } else if ( "label" in elem ) { + return elem.disabled === disabled; + } + + // Remaining elements are neither :enabled nor :disabled + return false; }; } @@ -1007,25 +1075,25 @@ function createButtonPseudo( type ) { * @param {Function} fn */ function createPositionalPseudo( fn ) { - return markFunction(function( argument ) { + return markFunction( function( argument ) { argument = +argument; - return markFunction(function( seed, matches ) { + return markFunction( function( seed, matches ) { var j, matchIndexes = fn( [], seed.length, argument ), i = matchIndexes.length; // Match elements found at the specified indexes while ( i-- ) { - if ( seed[ (j = matchIndexes[i]) ] ) { - seed[j] = !(matches[j] = seed[j]); + if ( seed[ ( j = matchIndexes[ i ] ) ] ) { + seed[ j ] = !( matches[ j ] = seed[ j ] ); } } - }); - }); + } ); + } ); } /** - * Checks a node for validity as a Sizzle context + * Checks a node for validity as a jQuery selector context * @param {Element|Object=} context * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value */ @@ -1033,148 +1101,162 @@ function testContext( context ) { return context && typeof context.getElementsByTagName !== "undefined" && context; } -// Expose support vars for convenience -support = Sizzle.support = {}; - -/** - * Detects XML nodes - * @param {Element|Object} elem An element or a document - * @returns {Boolean} True iff elem is a non-HTML XML node - */ -isXML = Sizzle.isXML = function( elem ) { - // documentElement is verified for cases where it doesn't yet exist - // (such as loading iframes in IE - #4833) - var documentElement = elem && (elem.ownerDocument || elem).documentElement; - return documentElement ? documentElement.nodeName !== "HTML" : false; -}; - /** * Sets document-related variables once based on the current document - * @param {Element|Object} [doc] An element or document object to use to set the document + * @param {Element|Object} [node] An element or document object to use to set the document * @returns {Object} Returns the current document */ -setDocument = Sizzle.setDocument = function( node ) { - var hasCompare, parent, +function setDocument( node ) { + var subWindow, doc = node ? node.ownerDocument || node : preferredDoc; // Return early if doc is invalid or already selected - if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( doc == document || doc.nodeType !== 9 || !doc.documentElement ) { return document; } // Update global variables document = doc; - docElem = document.documentElement; - documentIsHTML = !isXML( document ); + documentElement = document.documentElement; + documentIsHTML = !jQuery.isXMLDoc( document ); - // Support: IE 9-11, Edge - // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) - if ( (parent = document.defaultView) && parent.top !== parent ) { - // Support: IE 11 - if ( parent.addEventListener ) { - parent.addEventListener( "unload", unloadHandler, false ); + // Support: iOS 7 only, IE 9 - 11+ + // Older browsers didn't support unprefixed `matches`. + matches = documentElement.matches || + documentElement.webkitMatchesSelector || + documentElement.msMatchesSelector; - // Support: IE 9 - 10 only - } else if ( parent.attachEvent ) { - parent.attachEvent( "onunload", unloadHandler ); - } + // Support: IE 9 - 11+, Edge 12 - 18+ + // Accessing iframe documents after unload throws "permission denied" errors + // (see trac-13936). + // Limit the fix to IE & Edge Legacy; despite Edge 15+ implementing `matches`, + // all IE 9+ and Edge Legacy versions implement `msMatchesSelector` as well. + if ( documentElement.msMatchesSelector && + + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + preferredDoc != document && + ( subWindow = document.defaultView ) && subWindow.top !== subWindow ) { + + // Support: IE 9 - 11+, Edge 12 - 18+ + subWindow.addEventListener( "unload", unloadHandler ); } - /* Attributes - ---------------------------------------------------------------------- */ - - // Support: IE<8 - // Verify that getAttribute really returns attributes and not properties - // (excepting IE8 booleans) - support.attributes = assert(function( div ) { - div.className = "i"; - return !div.getAttribute("className"); - }); - - /* getElement(s)By* - ---------------------------------------------------------------------- */ - - // Check if getElementsByTagName("*") returns only elements - support.getElementsByTagName = assert(function( div ) { - div.appendChild( document.createComment("") ); - return !div.getElementsByTagName("*").length; - }); - - // Support: IE<9 - support.getElementsByClassName = rnative.test( document.getElementsByClassName ); - - // Support: IE<10 + // Support: IE <10 // Check if getElementById returns elements by name - // The broken getElementById methods don't pick up programatically-set names, + // The broken getElementById methods don't pick up programmatically-set names, // so use a roundabout getElementsByName test - support.getById = assert(function( div ) { - docElem.appendChild( div ).id = expando; - return !document.getElementsByName || !document.getElementsByName( expando ).length; - }); + support.getById = assert( function( el ) { + documentElement.appendChild( el ).id = jQuery.expando; + return !document.getElementsByName || + !document.getElementsByName( jQuery.expando ).length; + } ); - // ID find and filter + // Support: IE 9 only + // Check to see if it's possible to do matchesSelector + // on a disconnected node. + support.disconnectedMatch = assert( function( el ) { + return matches.call( el, "*" ); + } ); + + // Support: IE 9 - 11+, Edge 12 - 18+ + // IE/Edge don't support the :scope pseudo-class. + support.scope = assert( function() { + return document.querySelectorAll( ":scope" ); + } ); + + // Support: Chrome 105 - 111 only, Safari 15.4 - 16.3 only + // Make sure the `:has()` argument is parsed unforgivingly. + // We include `*` in the test to detect buggy implementations that are + // _selectively_ forgiving (specifically when the list includes at least + // one valid selector). + // Note that we treat complete lack of support for `:has()` as if it were + // spec-compliant support, which is fine because use of `:has()` in such + // environments will fail in the qSA path and fall back to jQuery traversal + // anyway. + support.cssHas = assert( function() { + try { + document.querySelector( ":has(*,:jqfake)" ); + return false; + } catch ( e ) { + return true; + } + } ); + + // ID filter and find if ( support.getById ) { - Expr.find["ID"] = function( id, context ) { - if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { - var m = context.getElementById( id ); - return m ? [ m ] : []; - } - }; - Expr.filter["ID"] = function( id ) { + Expr.filter.ID = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { - return elem.getAttribute("id") === attrId; + return elem.getAttribute( "id" ) === attrId; }; }; + Expr.find.ID = function( id, context ) { + if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { + var elem = context.getElementById( id ); + return elem ? [ elem ] : []; + } + }; } else { - // Support: IE6/7 - // getElementById is not reliable as a find shortcut - delete Expr.find["ID"]; - - Expr.filter["ID"] = function( id ) { + Expr.filter.ID = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { var node = typeof elem.getAttributeNode !== "undefined" && - elem.getAttributeNode("id"); + elem.getAttributeNode( "id" ); return node && node.value === attrId; }; }; + + // Support: IE 6 - 7 only + // getElementById is not reliable as a find shortcut + Expr.find.ID = function( id, context ) { + if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { + var node, i, elems, + elem = context.getElementById( id ); + + if ( elem ) { + + // Verify the id attribute + node = elem.getAttributeNode( "id" ); + if ( node && node.value === id ) { + return [ elem ]; + } + + // Fall back on getElementsByName + elems = context.getElementsByName( id ); + i = 0; + while ( ( elem = elems[ i++ ] ) ) { + node = elem.getAttributeNode( "id" ); + if ( node && node.value === id ) { + return [ elem ]; + } + } + } + + return []; + } + }; } // Tag - Expr.find["TAG"] = support.getElementsByTagName ? - function( tag, context ) { - if ( typeof context.getElementsByTagName !== "undefined" ) { - return context.getElementsByTagName( tag ); + Expr.find.TAG = function( tag, context ) { + if ( typeof context.getElementsByTagName !== "undefined" ) { + return context.getElementsByTagName( tag ); - // DocumentFragment nodes don't have gEBTN - } else if ( support.qsa ) { - return context.querySelectorAll( tag ); - } - } : - - function( tag, context ) { - var elem, - tmp = [], - i = 0, - // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too - results = context.getElementsByTagName( tag ); - - // Filter out possible comments - if ( tag === "*" ) { - while ( (elem = results[i++]) ) { - if ( elem.nodeType === 1 ) { - tmp.push( elem ); - } - } - - return tmp; - } - return results; - }; + // DocumentFragment nodes don't have gEBTN + } else { + return context.querySelectorAll( tag ); + } + }; // Class - Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { + Expr.find.CLASS = function( className, context ) { if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { return context.getElementsByClassName( className ); } @@ -1185,143 +1267,94 @@ setDocument = Sizzle.setDocument = function( node ) { // QSA and matchesSelector support - // matchesSelector(:active) reports false when true (IE9/Opera 11.5) - rbuggyMatches = []; - - // qSa(:focus) reports false when true (Chrome 21) - // We allow this because of a bug in IE8/9 that throws an error - // whenever `document.activeElement` is accessed on an iframe - // So, we allow :focus to pass through QSA all the time to avoid the IE error - // See http://bugs.jquery.com/ticket/13378 rbuggyQSA = []; - if ( (support.qsa = rnative.test( document.querySelectorAll )) ) { - // Build QSA regex - // Regex strategy adopted from Diego Perini - assert(function( div ) { - // Select is set to empty string on purpose - // This is to test IE's treatment of not explicitly - // setting a boolean content attribute, - // since its presence should be enough - // http://bugs.jquery.com/ticket/12359 - docElem.appendChild( div ).innerHTML = "" + - ""; + // Build QSA regex + // Regex strategy adopted from Diego Perini + assert( function( el ) { - // Support: IE8, Opera 11-12.16 - // Nothing should be selected when empty strings follow ^= or $= or *= - // The test attribute must be unknown in Opera but "safe" for WinRT - // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section - if ( div.querySelectorAll("[msallowcapture^='']").length ) { - rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); - } + var input; - // Support: IE8 - // Boolean attributes and "value" are not treated correctly - if ( !div.querySelectorAll("[selected]").length ) { - rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); - } + documentElement.appendChild( el ).innerHTML = + "" + + ""; - // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+ - if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) { - rbuggyQSA.push("~="); - } + // Support: iOS <=7 - 8 only + // Boolean attributes and "value" are not treated correctly in some XML documents + if ( !el.querySelectorAll( "[selected]" ).length ) { + rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); + } - // Webkit/Opera - :checked should return selected option elements - // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked - // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":checked").length ) { - rbuggyQSA.push(":checked"); - } + // Support: iOS <=7 - 8 only + if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) { + rbuggyQSA.push( "~=" ); + } - // Support: Safari 8+, iOS 8+ - // https://bugs.webkit.org/show_bug.cgi?id=136851 - // In-page `selector#id sibing-combinator selector` fails - if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) { - rbuggyQSA.push(".#.+[+~]"); - } - }); + // Support: iOS 8 only + // https://bugs.webkit.org/show_bug.cgi?id=136851 + // In-page `selector#id sibling-combinator selector` fails + if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) { + rbuggyQSA.push( ".#.+[+~]" ); + } - assert(function( div ) { - // Support: Windows 8 Native Apps - // The type and name attributes are restricted during .innerHTML assignment - var input = document.createElement("input"); - input.setAttribute( "type", "hidden" ); - div.appendChild( input ).setAttribute( "name", "D" ); + // Support: Chrome <=105+, Firefox <=104+, Safari <=15.4+ + // In some of the document kinds, these selectors wouldn't work natively. + // This is probably OK but for backwards compatibility we want to maintain + // handling them through jQuery traversal in jQuery 3.x. + if ( !el.querySelectorAll( ":checked" ).length ) { + rbuggyQSA.push( ":checked" ); + } - // Support: IE8 - // Enforce case-sensitivity of name attribute - if ( div.querySelectorAll("[name=d]").length ) { - rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); - } + // Support: Windows 8 Native Apps + // The type and name attributes are restricted during .innerHTML assignment + input = document.createElement( "input" ); + input.setAttribute( "type", "hidden" ); + el.appendChild( input ).setAttribute( "name", "D" ); - // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) - // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":enabled").length ) { - rbuggyQSA.push( ":enabled", ":disabled" ); - } + // Support: IE 9 - 11+ + // IE's :disabled selector does not pick up the children of disabled fieldsets + // Support: Chrome <=105+, Firefox <=104+, Safari <=15.4+ + // In some of the document kinds, these selectors wouldn't work natively. + // This is probably OK but for backwards compatibility we want to maintain + // handling them through jQuery traversal in jQuery 3.x. + documentElement.appendChild( el ).disabled = true; + if ( el.querySelectorAll( ":disabled" ).length !== 2 ) { + rbuggyQSA.push( ":enabled", ":disabled" ); + } - // Opera 10-11 does not throw on post-comma invalid pseudos - div.querySelectorAll("*,:x"); - rbuggyQSA.push(",.*:"); - }); + // Support: IE 11+, Edge 15 - 18+ + // IE 11/Edge don't find elements on a `[name='']` query in some cases. + // Adding a temporary attribute to the document before the selection works + // around the issue. + // Interestingly, IE 10 & older don't seem to have the issue. + input = document.createElement( "input" ); + input.setAttribute( "name", "" ); + el.appendChild( input ); + if ( !el.querySelectorAll( "[name='']" ).length ) { + rbuggyQSA.push( "\\[" + whitespace + "*name" + whitespace + "*=" + + whitespace + "*(?:''|\"\")" ); + } + } ); + + if ( !support.cssHas ) { + + // Support: Chrome 105 - 110+, Safari 15.4 - 16.3+ + // Our regular `try-catch` mechanism fails to detect natively-unsupported + // pseudo-classes inside `:has()` (such as `:has(:contains("Foo"))`) + // in browsers that parse the `:has()` argument as a forgiving selector list. + // https://drafts.csswg.org/selectors/#relational now requires the argument + // to be parsed unforgivingly, but browsers have not yet fully adjusted. + rbuggyQSA.push( ":has" ); } - if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || - docElem.webkitMatchesSelector || - docElem.mozMatchesSelector || - docElem.oMatchesSelector || - docElem.msMatchesSelector) )) ) { - - assert(function( div ) { - // Check to see if it's possible to do matchesSelector - // on a disconnected node (IE 9) - support.disconnectedMatch = matches.call( div, "div" ); - - // This should fail with an exception - // Gecko does not error, returns false instead - matches.call( div, "[s!='']:x" ); - rbuggyMatches.push( "!=", pseudos ); - }); - } - - rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); - rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); - - /* Contains - ---------------------------------------------------------------------- */ - hasCompare = rnative.test( docElem.compareDocumentPosition ); - - // Element contains another - // Purposefully self-exclusive - // As in, an element does not contain itself - contains = hasCompare || rnative.test( docElem.contains ) ? - function( a, b ) { - var adown = a.nodeType === 9 ? a.documentElement : a, - bup = b && b.parentNode; - return a === bup || !!( bup && bup.nodeType === 1 && ( - adown.contains ? - adown.contains( bup ) : - a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 - )); - } : - function( a, b ) { - if ( b ) { - while ( (b = b.parentNode) ) { - if ( b === a ) { - return true; - } - } - } - return false; - }; + rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join( "|" ) ); /* Sorting ---------------------------------------------------------------------- */ // Document order sorting - sortOrder = hasCompare ? - function( a, b ) { + sortOrder = function( a, b ) { // Flag for duplicate removal if ( a === b ) { @@ -1336,7 +1369,11 @@ setDocument = Sizzle.setDocument = function( node ) { } // Calculate position if both inputs belong to the same document - compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + compare = ( a.ownerDocument || a ) == ( b.ownerDocument || b ) ? a.compareDocumentPosition( b ) : // Otherwise we know they are disconnected @@ -1344,145 +1381,109 @@ setDocument = Sizzle.setDocument = function( node ) { // Disconnected nodes if ( compare & 1 || - (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { + ( !support.sortDetached && b.compareDocumentPosition( a ) === compare ) ) { // Choose the first element that is related to our preferred document - if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( a === document || a.ownerDocument == preferredDoc && + find.contains( preferredDoc, a ) ) { return -1; } - if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { + + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( b === document || b.ownerDocument == preferredDoc && + find.contains( preferredDoc, b ) ) { return 1; } // Maintain original order return sortInput ? - ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : + ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : 0; } return compare & 4 ? -1 : 1; - } : - function( a, b ) { - // Exit early if the nodes are identical - if ( a === b ) { - hasDuplicate = true; - return 0; - } - - var cur, - i = 0, - aup = a.parentNode, - bup = b.parentNode, - ap = [ a ], - bp = [ b ]; - - // Parentless nodes are either documents or disconnected - if ( !aup || !bup ) { - return a === document ? -1 : - b === document ? 1 : - aup ? -1 : - bup ? 1 : - sortInput ? - ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : - 0; - - // If the nodes are siblings, we can do a quick check - } else if ( aup === bup ) { - return siblingCheck( a, b ); - } - - // Otherwise we need full lists of their ancestors for comparison - cur = a; - while ( (cur = cur.parentNode) ) { - ap.unshift( cur ); - } - cur = b; - while ( (cur = cur.parentNode) ) { - bp.unshift( cur ); - } - - // Walk down the tree looking for a discrepancy - while ( ap[i] === bp[i] ) { - i++; - } - - return i ? - // Do a sibling check if the nodes have a common ancestor - siblingCheck( ap[i], bp[i] ) : - - // Otherwise nodes in our document sort first - ap[i] === preferredDoc ? -1 : - bp[i] === preferredDoc ? 1 : - 0; }; return document; +} + +find.matches = function( expr, elements ) { + return find( expr, null, null, elements ); }; -Sizzle.matches = function( expr, elements ) { - return Sizzle( expr, null, null, elements ); -}; +find.matchesSelector = function( elem, expr ) { + setDocument( elem ); -Sizzle.matchesSelector = function( elem, expr ) { - // Set document vars if needed - if ( ( elem.ownerDocument || elem ) !== document ) { - setDocument( elem ); - } - - // Make sure that attribute selectors are quoted - expr = expr.replace( rattributeQuotes, "='$1']" ); - - if ( support.matchesSelector && documentIsHTML && - !compilerCache[ expr + " " ] && - ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && - ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { + if ( documentIsHTML && + !nonnativeSelectorCache[ expr + " " ] && + ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { try { var ret = matches.call( elem, expr ); // IE 9's matchesSelector returns false on disconnected nodes if ( ret || support.disconnectedMatch || + // As well, disconnected nodes are said to be in a document // fragment in IE 9 elem.document && elem.document.nodeType !== 11 ) { return ret; } - } catch (e) {} + } catch ( e ) { + nonnativeSelectorCache( expr, true ); + } } - return Sizzle( expr, document, null, [ elem ] ).length > 0; + return find( expr, document, null, [ elem ] ).length > 0; }; -Sizzle.contains = function( context, elem ) { +find.contains = function( context, elem ) { + // Set document vars if needed - if ( ( context.ownerDocument || context ) !== document ) { + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( ( context.ownerDocument || context ) != document ) { setDocument( context ); } - return contains( context, elem ); + return jQuery.contains( context, elem ); }; -Sizzle.attr = function( elem, name ) { + +find.attr = function( elem, name ) { + // Set document vars if needed - if ( ( elem.ownerDocument || elem ) !== document ) { + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( ( elem.ownerDocument || elem ) != document ) { setDocument( elem ); } var fn = Expr.attrHandle[ name.toLowerCase() ], - // Don't get fooled by Object.prototype properties (jQuery #13807) + + // Don't get fooled by Object.prototype properties (see trac-13807) val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? fn( elem, name, !documentIsHTML ) : undefined; - return val !== undefined ? - val : - support.attributes || !documentIsHTML ? - elem.getAttribute( name ) : - (val = elem.getAttributeNode(name)) && val.specified ? - val.value : - null; + if ( val !== undefined ) { + return val; + } + + return elem.getAttribute( name ); }; -Sizzle.error = function( msg ) { +find.error = function( msg ) { throw new Error( "Syntax error, unrecognized expression: " + msg ); }; @@ -1490,25 +1491,29 @@ Sizzle.error = function( msg ) { * Document sorting and removing duplicates * @param {ArrayLike} results */ -Sizzle.uniqueSort = function( results ) { +jQuery.uniqueSort = function( results ) { var elem, duplicates = [], j = 0, i = 0; // Unless we *know* we can detect duplicates, assume their presence - hasDuplicate = !support.detectDuplicates; - sortInput = !support.sortStable && results.slice( 0 ); - results.sort( sortOrder ); + // + // Support: Android <=4.0+ + // Testing for detecting duplicates is unpredictable so instead assume we can't + // depend on duplicate detection in all browsers without a stable sort. + hasDuplicate = !support.sortStable; + sortInput = !support.sortStable && slice.call( results, 0 ); + sort.call( results, sortOrder ); if ( hasDuplicate ) { - while ( (elem = results[i++]) ) { + while ( ( elem = results[ i++ ] ) ) { if ( elem === results[ i ] ) { j = duplicates.push( i ); } } while ( j-- ) { - results.splice( duplicates[ j ], 1 ); + splice.call( results, duplicates[ j ], 1 ); } } @@ -1519,42 +1524,11 @@ Sizzle.uniqueSort = function( results ) { return results; }; -/** - * Utility function for retrieving the text value of an array of DOM nodes - * @param {Array|Element} elem - */ -getText = Sizzle.getText = function( elem ) { - var node, - ret = "", - i = 0, - nodeType = elem.nodeType; - - if ( !nodeType ) { - // If no nodeType, this is expected to be an array - while ( (node = elem[i++]) ) { - // Do not traverse comment nodes - ret += getText( node ); - } - } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { - // Use textContent for elements - // innerText usage removed for consistency of new lines (jQuery #11153) - if ( typeof elem.textContent === "string" ) { - return elem.textContent; - } else { - // Traverse its children - for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { - ret += getText( elem ); - } - } - } else if ( nodeType === 3 || nodeType === 4 ) { - return elem.nodeValue; - } - // Do not include comment or processing instruction nodes - - return ret; +jQuery.fn.uniqueSort = function() { + return this.pushStack( jQuery.uniqueSort( slice.apply( this ) ) ); }; -Expr = Sizzle.selectors = { +Expr = jQuery.expr = { // Can be adjusted by the user cacheLength: 50, @@ -1575,20 +1549,22 @@ Expr = Sizzle.selectors = { }, preFilter: { - "ATTR": function( match ) { - match[1] = match[1].replace( runescape, funescape ); + ATTR: function( match ) { + match[ 1 ] = match[ 1 ].replace( runescape, funescape ); // Move the given value to match[3] whether quoted or unquoted - match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); + match[ 3 ] = ( match[ 3 ] || match[ 4 ] || match[ 5 ] || "" ) + .replace( runescape, funescape ); - if ( match[2] === "~=" ) { - match[3] = " " + match[3] + " "; + if ( match[ 2 ] === "~=" ) { + match[ 3 ] = " " + match[ 3 ] + " "; } return match.slice( 0, 4 ); }, - "CHILD": function( match ) { + CHILD: function( match ) { + /* matches from matchExpr["CHILD"] 1 type (only|nth|...) 2 what (child|of-type) @@ -1599,49 +1575,55 @@ Expr = Sizzle.selectors = { 7 sign of y-component 8 y of y-component */ - match[1] = match[1].toLowerCase(); + match[ 1 ] = match[ 1 ].toLowerCase(); + + if ( match[ 1 ].slice( 0, 3 ) === "nth" ) { - if ( match[1].slice( 0, 3 ) === "nth" ) { // nth-* requires argument - if ( !match[3] ) { - Sizzle.error( match[0] ); + if ( !match[ 3 ] ) { + find.error( match[ 0 ] ); } // numeric x and y parameters for Expr.filter.CHILD // remember that false/true cast respectively to 0/1 - match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); - match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); + match[ 4 ] = +( match[ 4 ] ? + match[ 5 ] + ( match[ 6 ] || 1 ) : + 2 * ( match[ 3 ] === "even" || match[ 3 ] === "odd" ) + ); + match[ 5 ] = +( ( match[ 7 ] + match[ 8 ] ) || match[ 3 ] === "odd" ); // other types prohibit arguments - } else if ( match[3] ) { - Sizzle.error( match[0] ); + } else if ( match[ 3 ] ) { + find.error( match[ 0 ] ); } return match; }, - "PSEUDO": function( match ) { + PSEUDO: function( match ) { var excess, - unquoted = !match[6] && match[2]; + unquoted = !match[ 6 ] && match[ 2 ]; - if ( matchExpr["CHILD"].test( match[0] ) ) { + if ( matchExpr.CHILD.test( match[ 0 ] ) ) { return null; } // Accept quoted arguments as-is - if ( match[3] ) { - match[2] = match[4] || match[5] || ""; + if ( match[ 3 ] ) { + match[ 2 ] = match[ 4 ] || match[ 5 ] || ""; // Strip excess characters from unquoted arguments } else if ( unquoted && rpseudo.test( unquoted ) && + // Get excess from tokenize (recursively) - (excess = tokenize( unquoted, true )) && + ( excess = tokenize( unquoted, true ) ) && + // advance to the next closing parenthesis - (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { + ( excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length ) ) { // excess is a negative index - match[0] = match[0].slice( 0, excess ); - match[2] = unquoted.slice( 0, excess ); + match[ 0 ] = match[ 0 ].slice( 0, excess ); + match[ 2 ] = unquoted.slice( 0, excess ); } // Return only captures needed by the pseudo filter method (type and argument) @@ -1651,28 +1633,36 @@ Expr = Sizzle.selectors = { filter: { - "TAG": function( nodeNameSelector ) { - var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); + TAG: function( nodeNameSelector ) { + var expectedNodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); return nodeNameSelector === "*" ? - function() { return true; } : + function() { + return true; + } : function( elem ) { - return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; + return nodeName( elem, expectedNodeName ); }; }, - "CLASS": function( className ) { + CLASS: function( className ) { var pattern = classCache[ className + " " ]; return pattern || - (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && + ( pattern = new RegExp( "(^|" + whitespace + ")" + className + + "(" + whitespace + "|$)" ) ) && classCache( className, function( elem ) { - return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); - }); + return pattern.test( + typeof elem.className === "string" && elem.className || + typeof elem.getAttribute !== "undefined" && + elem.getAttribute( "class" ) || + "" + ); + } ); }, - "ATTR": function( name, operator, check ) { + ATTR: function( name, operator, check ) { return function( elem ) { - var result = Sizzle.attr( elem, name ); + var result = find.attr( elem, name ); if ( result == null ) { return operator === "!="; @@ -1683,18 +1673,34 @@ Expr = Sizzle.selectors = { result += ""; - return operator === "=" ? result === check : - operator === "!=" ? result !== check : - operator === "^=" ? check && result.indexOf( check ) === 0 : - operator === "*=" ? check && result.indexOf( check ) > -1 : - operator === "$=" ? check && result.slice( -check.length ) === check : - operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : - operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : - false; + if ( operator === "=" ) { + return result === check; + } + if ( operator === "!=" ) { + return result !== check; + } + if ( operator === "^=" ) { + return check && result.indexOf( check ) === 0; + } + if ( operator === "*=" ) { + return check && result.indexOf( check ) > -1; + } + if ( operator === "$=" ) { + return check && result.slice( -check.length ) === check; + } + if ( operator === "~=" ) { + return ( " " + result.replace( rwhitespace, " " ) + " " ) + .indexOf( check ) > -1; + } + if ( operator === "|=" ) { + return result === check || result.slice( 0, check.length + 1 ) === check + "-"; + } + + return false; }; }, - "CHILD": function( type, what, argument, first, last ) { + CHILD: function( type, what, _argument, first, last ) { var simple = type.slice( 0, 3 ) !== "nth", forward = type.slice( -4 ) !== "last", ofType = what === "of-type"; @@ -1706,8 +1712,8 @@ Expr = Sizzle.selectors = { return !!elem.parentNode; } : - function( elem, context, xml ) { - var cache, uniqueCache, outerCache, node, nodeIndex, start, + function( elem, _context, xml ) { + var cache, outerCache, node, nodeIndex, start, dir = simple !== forward ? "nextSibling" : "previousSibling", parent = elem.parentNode, name = ofType && elem.nodeName.toLowerCase(), @@ -1720,14 +1726,15 @@ Expr = Sizzle.selectors = { if ( simple ) { while ( dir ) { node = elem; - while ( (node = node[ dir ]) ) { + while ( ( node = node[ dir ] ) ) { if ( ofType ? - node.nodeName.toLowerCase() === name : + nodeName( node, name ) : node.nodeType === 1 ) { return false; } } + // Reverse direction for :only-* (if we haven't yet done so) start = dir = type === "only" && !start && "nextSibling"; } @@ -1740,46 +1747,30 @@ Expr = Sizzle.selectors = { if ( forward && useCache ) { // Seek `elem` from a previously-cached index - - // ...in a gzip-friendly way - node = parent; - outerCache = node[ expando ] || (node[ expando ] = {}); - - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); - - cache = uniqueCache[ type ] || []; + outerCache = parent[ expando ] || ( parent[ expando ] = {} ); + cache = outerCache[ type ] || []; nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; diff = nodeIndex && cache[ 2 ]; node = nodeIndex && parent.childNodes[ nodeIndex ]; - while ( (node = ++nodeIndex && node && node[ dir ] || + while ( ( node = ++nodeIndex && node && node[ dir ] || // Fallback to seeking `elem` from the start - (diff = nodeIndex = 0) || start.pop()) ) { + ( diff = nodeIndex = 0 ) || start.pop() ) ) { // When found, cache indexes on `parent` and break if ( node.nodeType === 1 && ++diff && node === elem ) { - uniqueCache[ type ] = [ dirruns, nodeIndex, diff ]; + outerCache[ type ] = [ dirruns, nodeIndex, diff ]; break; } } } else { + // Use previously-cached element index if available if ( useCache ) { - // ...in a gzip-friendly way - node = elem; - outerCache = node[ expando ] || (node[ expando ] = {}); - - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); - - cache = uniqueCache[ type ] || []; + outerCache = elem[ expando ] || ( elem[ expando ] = {} ); + cache = outerCache[ type ] || []; nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; diff = nodeIndex; } @@ -1787,25 +1778,21 @@ Expr = Sizzle.selectors = { // xml :nth-child(...) // or :nth-last-child(...) or :nth(-last)?-of-type(...) if ( diff === false ) { + // Use the same loop as above to seek `elem` from the start - while ( (node = ++nodeIndex && node && node[ dir ] || - (diff = nodeIndex = 0) || start.pop()) ) { + while ( ( node = ++nodeIndex && node && node[ dir ] || + ( diff = nodeIndex = 0 ) || start.pop() ) ) { if ( ( ofType ? - node.nodeName.toLowerCase() === name : + nodeName( node, name ) : node.nodeType === 1 ) && ++diff ) { // Cache the index of each encountered element if ( useCache ) { - outerCache = node[ expando ] || (node[ expando ] = {}); - - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); - - uniqueCache[ type ] = [ dirruns, diff ]; + outerCache = node[ expando ] || + ( node[ expando ] = {} ); + outerCache[ type ] = [ dirruns, diff ]; } if ( node === elem ) { @@ -1823,18 +1810,19 @@ Expr = Sizzle.selectors = { }; }, - "PSEUDO": function( pseudo, argument ) { + PSEUDO: function( pseudo, argument ) { + // pseudo-class names are case-insensitive - // http://www.w3.org/TR/selectors/#pseudo-classes + // https://www.w3.org/TR/selectors/#pseudo-classes // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters // Remember that setFilters inherits from pseudos var args, fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || - Sizzle.error( "unsupported pseudo: " + pseudo ); + find.error( "unsupported pseudo: " + pseudo ); // The user may use createPseudo to indicate that // arguments are needed to create the filter function - // just as Sizzle does + // just as jQuery does if ( fn[ expando ] ) { return fn( argument ); } @@ -1843,15 +1831,15 @@ Expr = Sizzle.selectors = { if ( fn.length > 1 ) { args = [ pseudo, pseudo, "", argument ]; return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? - markFunction(function( seed, matches ) { + markFunction( function( seed, matches ) { var idx, matched = fn( seed, argument ), i = matched.length; while ( i-- ) { - idx = indexOf( seed, matched[i] ); - seed[ idx ] = !( matches[ idx ] = matched[i] ); + idx = indexOf.call( seed, matched[ i ] ); + seed[ idx ] = !( matches[ idx ] = matched[ i ] ); } - }) : + } ) : function( elem ) { return fn( elem, 0, args ); }; @@ -1862,49 +1850,53 @@ Expr = Sizzle.selectors = { }, pseudos: { + // Potentially complex pseudos - "not": markFunction(function( selector ) { + not: markFunction( function( selector ) { + // Trim the selector passed to compile // to avoid treating leading and trailing // spaces as combinators var input = [], results = [], - matcher = compile( selector.replace( rtrim, "$1" ) ); + matcher = compile( selector.replace( rtrimCSS, "$1" ) ); return matcher[ expando ] ? - markFunction(function( seed, matches, context, xml ) { + markFunction( function( seed, matches, _context, xml ) { var elem, unmatched = matcher( seed, null, xml, [] ), i = seed.length; // Match elements unmatched by `matcher` while ( i-- ) { - if ( (elem = unmatched[i]) ) { - seed[i] = !(matches[i] = elem); + if ( ( elem = unmatched[ i ] ) ) { + seed[ i ] = !( matches[ i ] = elem ); } } - }) : - function( elem, context, xml ) { - input[0] = elem; + } ) : + function( elem, _context, xml ) { + input[ 0 ] = elem; matcher( input, null, xml, results ); - // Don't keep the element (issue #299) - input[0] = null; + + // Don't keep the element + // (see https://github.com/jquery/sizzle/issues/299) + input[ 0 ] = null; return !results.pop(); }; - }), + } ), - "has": markFunction(function( selector ) { + has: markFunction( function( selector ) { return function( elem ) { - return Sizzle( selector, elem ).length > 0; + return find( selector, elem ).length > 0; }; - }), + } ), - "contains": markFunction(function( text ) { + contains: markFunction( function( text ) { text = text.replace( runescape, funescape ); return function( elem ) { - return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; + return ( elem.textContent || jQuery.text( elem ) ).indexOf( text ) > -1; }; - }), + } ), // "Whether an element is represented by a :lang() selector // is based solely on the element's language value @@ -1912,62 +1904,65 @@ Expr = Sizzle.selectors = { // or beginning with the identifier C immediately followed by "-". // The matching of C against the element's language value is performed case-insensitively. // The identifier C does not have to be a valid language name." - // http://www.w3.org/TR/selectors/#lang-pseudo - "lang": markFunction( function( lang ) { + // https://www.w3.org/TR/selectors/#lang-pseudo + lang: markFunction( function( lang ) { + // lang value must be a valid identifier - if ( !ridentifier.test(lang || "") ) { - Sizzle.error( "unsupported lang: " + lang ); + if ( !ridentifier.test( lang || "" ) ) { + find.error( "unsupported lang: " + lang ); } lang = lang.replace( runescape, funescape ).toLowerCase(); return function( elem ) { var elemLang; do { - if ( (elemLang = documentIsHTML ? + if ( ( elemLang = documentIsHTML ? elem.lang : - elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { + elem.getAttribute( "xml:lang" ) || elem.getAttribute( "lang" ) ) ) { elemLang = elemLang.toLowerCase(); return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; } - } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); + } while ( ( elem = elem.parentNode ) && elem.nodeType === 1 ); return false; }; - }), + } ), // Miscellaneous - "target": function( elem ) { + target: function( elem ) { var hash = window.location && window.location.hash; return hash && hash.slice( 1 ) === elem.id; }, - "root": function( elem ) { - return elem === docElem; + root: function( elem ) { + return elem === documentElement; }, - "focus": function( elem ) { - return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); + focus: function( elem ) { + return elem === safeActiveElement() && + document.hasFocus() && + !!( elem.type || elem.href || ~elem.tabIndex ); }, // Boolean properties - "enabled": function( elem ) { - return elem.disabled === false; - }, + enabled: createDisabledPseudo( false ), + disabled: createDisabledPseudo( true ), - "disabled": function( elem ) { - return elem.disabled === true; - }, + checked: function( elem ) { - "checked": function( elem ) { // In CSS3, :checked should return both checked and selected elements - // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked - var nodeName = elem.nodeName.toLowerCase(); - return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); + // https://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + return ( nodeName( elem, "input" ) && !!elem.checked ) || + ( nodeName( elem, "option" ) && !!elem.selected ); }, - "selected": function( elem ) { - // Accessing this property makes selected-by-default - // options in Safari work properly + selected: function( elem ) { + + // Support: IE <=11+ + // Accessing the selectedIndex property + // forces the browser to treat the default option as + // selected when in an optgroup. if ( elem.parentNode ) { + // eslint-disable-next-line no-unused-expressions elem.parentNode.selectedIndex; } @@ -1975,8 +1970,9 @@ Expr = Sizzle.selectors = { }, // Contents - "empty": function( elem ) { - // http://www.w3.org/TR/selectors/#empty-pseudo + empty: function( elem ) { + + // https://www.w3.org/TR/selectors/#empty-pseudo // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), // but not by others (comment: 8; processing instruction: 7; etc.) // nodeType < 6 works because attributes (2) do not appear as children @@ -1988,82 +1984,92 @@ Expr = Sizzle.selectors = { return true; }, - "parent": function( elem ) { - return !Expr.pseudos["empty"]( elem ); + parent: function( elem ) { + return !Expr.pseudos.empty( elem ); }, // Element/input types - "header": function( elem ) { + header: function( elem ) { return rheader.test( elem.nodeName ); }, - "input": function( elem ) { + input: function( elem ) { return rinputs.test( elem.nodeName ); }, - "button": function( elem ) { - var name = elem.nodeName.toLowerCase(); - return name === "input" && elem.type === "button" || name === "button"; + button: function( elem ) { + return nodeName( elem, "input" ) && elem.type === "button" || + nodeName( elem, "button" ); }, - "text": function( elem ) { + text: function( elem ) { var attr; - return elem.nodeName.toLowerCase() === "input" && - elem.type === "text" && + return nodeName( elem, "input" ) && elem.type === "text" && - // Support: IE<8 - // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" - ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); + // Support: IE <10 only + // New HTML5 attribute values (e.g., "search") appear + // with elem.type === "text" + ( ( attr = elem.getAttribute( "type" ) ) == null || + attr.toLowerCase() === "text" ); }, // Position-in-collection - "first": createPositionalPseudo(function() { + first: createPositionalPseudo( function() { return [ 0 ]; - }), + } ), - "last": createPositionalPseudo(function( matchIndexes, length ) { + last: createPositionalPseudo( function( _matchIndexes, length ) { return [ length - 1 ]; - }), + } ), - "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { + eq: createPositionalPseudo( function( _matchIndexes, length, argument ) { return [ argument < 0 ? argument + length : argument ]; - }), + } ), - "even": createPositionalPseudo(function( matchIndexes, length ) { + even: createPositionalPseudo( function( matchIndexes, length ) { var i = 0; for ( ; i < length; i += 2 ) { matchIndexes.push( i ); } return matchIndexes; - }), + } ), - "odd": createPositionalPseudo(function( matchIndexes, length ) { + odd: createPositionalPseudo( function( matchIndexes, length ) { var i = 1; for ( ; i < length; i += 2 ) { matchIndexes.push( i ); } return matchIndexes; - }), + } ), + + lt: createPositionalPseudo( function( matchIndexes, length, argument ) { + var i; + + if ( argument < 0 ) { + i = argument + length; + } else if ( argument > length ) { + i = length; + } else { + i = argument; + } - "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { - var i = argument < 0 ? argument + length : argument; for ( ; --i >= 0; ) { matchIndexes.push( i ); } return matchIndexes; - }), + } ), - "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { + gt: createPositionalPseudo( function( matchIndexes, length, argument ) { var i = argument < 0 ? argument + length : argument; for ( ; ++i < length; ) { matchIndexes.push( i ); } return matchIndexes; - }) + } ) } }; -Expr.pseudos["nth"] = Expr.pseudos["eq"]; +Expr.pseudos.nth = Expr.pseudos.eq; // Add button/input type pseudos for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { @@ -2078,7 +2084,7 @@ function setFilters() {} setFilters.prototype = Expr.filters = Expr.pseudos; Expr.setFilters = new setFilters(); -tokenize = Sizzle.tokenize = function( selector, parseOnly ) { +function tokenize( selector, parseOnly ) { var matched, match, tokens, type, soFar, groups, preFilters, cached = tokenCache[ selector + " " ]; @@ -2094,37 +2100,39 @@ tokenize = Sizzle.tokenize = function( selector, parseOnly ) { while ( soFar ) { // Comma and first run - if ( !matched || (match = rcomma.exec( soFar )) ) { + if ( !matched || ( match = rcomma.exec( soFar ) ) ) { if ( match ) { + // Don't consume trailing commas as valid - soFar = soFar.slice( match[0].length ) || soFar; + soFar = soFar.slice( match[ 0 ].length ) || soFar; } - groups.push( (tokens = []) ); + groups.push( ( tokens = [] ) ); } matched = false; // Combinators - if ( (match = rcombinators.exec( soFar )) ) { + if ( ( match = rleadingCombinator.exec( soFar ) ) ) { matched = match.shift(); - tokens.push({ + tokens.push( { value: matched, + // Cast descendant combinators to space - type: match[0].replace( rtrim, " " ) - }); + type: match[ 0 ].replace( rtrimCSS, " " ) + } ); soFar = soFar.slice( matched.length ); } // Filters for ( type in Expr.filter ) { - if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || - (match = preFilters[ type ]( match ))) ) { + if ( ( match = matchExpr[ type ].exec( soFar ) ) && ( !preFilters[ type ] || + ( match = preFilters[ type ]( match ) ) ) ) { matched = match.shift(); - tokens.push({ + tokens.push( { value: matched, type: type, matches: match - }); + } ); soFar = soFar.slice( matched.length ); } } @@ -2137,47 +2145,54 @@ tokenize = Sizzle.tokenize = function( selector, parseOnly ) { // Return the length of the invalid excess // if we're just parsing // Otherwise, throw an error or return tokens - return parseOnly ? - soFar.length : - soFar ? - Sizzle.error( selector ) : - // Cache the tokens - tokenCache( selector, groups ).slice( 0 ); -}; + if ( parseOnly ) { + return soFar.length; + } + + return soFar ? + find.error( selector ) : + + // Cache the tokens + tokenCache( selector, groups ).slice( 0 ); +} function toSelector( tokens ) { var i = 0, len = tokens.length, selector = ""; for ( ; i < len; i++ ) { - selector += tokens[i].value; + selector += tokens[ i ].value; } return selector; } function addCombinator( matcher, combinator, base ) { var dir = combinator.dir, - checkNonElements = base && dir === "parentNode", + skip = combinator.next, + key = skip || dir, + checkNonElements = base && key === "parentNode", doneName = done++; return combinator.first ? + // Check against closest ancestor/preceding element function( elem, context, xml ) { - while ( (elem = elem[ dir ]) ) { + while ( ( elem = elem[ dir ] ) ) { if ( elem.nodeType === 1 || checkNonElements ) { return matcher( elem, context, xml ); } } + return false; } : // Check against all ancestor/preceding elements function( elem, context, xml ) { - var oldCache, uniqueCache, outerCache, + var oldCache, outerCache, newCache = [ dirruns, doneName ]; // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching if ( xml ) { - while ( (elem = elem[ dir ]) ) { + while ( ( elem = elem[ dir ] ) ) { if ( elem.nodeType === 1 || checkNonElements ) { if ( matcher( elem, context, xml ) ) { return true; @@ -2185,31 +2200,31 @@ function addCombinator( matcher, combinator, base ) { } } } else { - while ( (elem = elem[ dir ]) ) { + while ( ( elem = elem[ dir ] ) ) { if ( elem.nodeType === 1 || checkNonElements ) { - outerCache = elem[ expando ] || (elem[ expando ] = {}); + outerCache = elem[ expando ] || ( elem[ expando ] = {} ); - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {}); - - if ( (oldCache = uniqueCache[ dir ]) && + if ( skip && nodeName( elem, skip ) ) { + elem = elem[ dir ] || elem; + } else if ( ( oldCache = outerCache[ key ] ) && oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { // Assign to newCache so results back-propagate to previous elements - return (newCache[ 2 ] = oldCache[ 2 ]); + return ( newCache[ 2 ] = oldCache[ 2 ] ); } else { + // Reuse newcache so results back-propagate to previous elements - uniqueCache[ dir ] = newCache; + outerCache[ key ] = newCache; // A match means we're done; a fail means we have to keep checking - if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { + if ( ( newCache[ 2 ] = matcher( elem, context, xml ) ) ) { return true; } } } } } + return false; }; } @@ -2218,20 +2233,20 @@ function elementMatcher( matchers ) { function( elem, context, xml ) { var i = matchers.length; while ( i-- ) { - if ( !matchers[i]( elem, context, xml ) ) { + if ( !matchers[ i ]( elem, context, xml ) ) { return false; } } return true; } : - matchers[0]; + matchers[ 0 ]; } function multipleContexts( selector, contexts, results ) { var i = 0, len = contexts.length; for ( ; i < len; i++ ) { - Sizzle( selector, contexts[i], results ); + find( selector, contexts[ i ], results ); } return results; } @@ -2244,7 +2259,7 @@ function condense( unmatched, map, filter, context, xml ) { mapped = map != null; for ( ; i < len; i++ ) { - if ( (elem = unmatched[i]) ) { + if ( ( elem = unmatched[ i ] ) ) { if ( !filter || filter( elem, context, xml ) ) { newUnmatched.push( elem ); if ( mapped ) { @@ -2264,34 +2279,38 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS if ( postFinder && !postFinder[ expando ] ) { postFinder = setMatcher( postFinder, postSelector ); } - return markFunction(function( seed, results, context, xml ) { - var temp, i, elem, + return markFunction( function( seed, results, context, xml ) { + var temp, i, elem, matcherOut, preMap = [], postMap = [], preexisting = results.length, // Get initial elements from seed or context - elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), + elems = seed || + multipleContexts( selector || "*", + context.nodeType ? [ context ] : context, [] ), // Prefilter to get matcher input, preserving a map for seed-results synchronization matcherIn = preFilter && ( seed || !selector ) ? condense( elems, preMap, preFilter, context, xml ) : - elems, + elems; - matcherOut = matcher ? - // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, - postFinder || ( seed ? preFilter : preexisting || postFilter ) ? - - // ...intermediate processing is necessary - [] : - - // ...otherwise use results directly - results : - matcherIn; - - // Find primary matches if ( matcher ) { + + // If we have a postFinder, or filtered seed, or non-seed postFilter + // or preexisting results, + matcherOut = postFinder || ( seed ? preFilter : preexisting || postFilter ) ? + + // ...intermediate processing is necessary + [] : + + // ...otherwise use results directly + results; + + // Find primary matches matcher( matcherIn, matcherOut, context, xml ); + } else { + matcherOut = matcherIn; } // Apply postFilter @@ -2302,8 +2321,8 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS // Un-match failing elements by moving them back to matcherIn i = temp.length; while ( i-- ) { - if ( (elem = temp[i]) ) { - matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); + if ( ( elem = temp[ i ] ) ) { + matcherOut[ postMap[ i ] ] = !( matcherIn[ postMap[ i ] ] = elem ); } } } @@ -2311,25 +2330,27 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS if ( seed ) { if ( postFinder || preFilter ) { if ( postFinder ) { + // Get the final matcherOut by condensing this intermediate into postFinder contexts temp = []; i = matcherOut.length; while ( i-- ) { - if ( (elem = matcherOut[i]) ) { + if ( ( elem = matcherOut[ i ] ) ) { + // Restore matcherIn since elem is not yet a final match - temp.push( (matcherIn[i] = elem) ); + temp.push( ( matcherIn[ i ] = elem ) ); } } - postFinder( null, (matcherOut = []), temp, xml ); + postFinder( null, ( matcherOut = [] ), temp, xml ); } // Move matched elements from seed to results to keep them synchronized i = matcherOut.length; while ( i-- ) { - if ( (elem = matcherOut[i]) && - (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { + if ( ( elem = matcherOut[ i ] ) && + ( temp = postFinder ? indexOf.call( seed, elem ) : preMap[ i ] ) > -1 ) { - seed[temp] = !(results[temp] = elem); + seed[ temp ] = !( results[ temp ] = elem ); } } } @@ -2347,14 +2368,14 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS push.apply( results, matcherOut ); } } - }); + } ); } function matcherFromTokens( tokens ) { var checkContext, matcher, j, len = tokens.length, - leadingRelative = Expr.relative[ tokens[0].type ], - implicitRelative = leadingRelative || Expr.relative[" "], + leadingRelative = Expr.relative[ tokens[ 0 ].type ], + implicitRelative = leadingRelative || Expr.relative[ " " ], i = leadingRelative ? 1 : 0, // The foundational matcher ensures that elements are reachable from top-level context(s) @@ -2362,42 +2383,52 @@ function matcherFromTokens( tokens ) { return elem === checkContext; }, implicitRelative, true ), matchAnyContext = addCombinator( function( elem ) { - return indexOf( checkContext, elem ) > -1; + return indexOf.call( checkContext, elem ) > -1; }, implicitRelative, true ), matchers = [ function( elem, context, xml ) { - var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( - (checkContext = context).nodeType ? + + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + var ret = ( !leadingRelative && ( xml || context != outermostContext ) ) || ( + ( checkContext = context ).nodeType ? matchContext( elem, context, xml ) : matchAnyContext( elem, context, xml ) ); - // Avoid hanging onto element (issue #299) + + // Avoid hanging onto element + // (see https://github.com/jquery/sizzle/issues/299) checkContext = null; return ret; } ]; for ( ; i < len; i++ ) { - if ( (matcher = Expr.relative[ tokens[i].type ]) ) { - matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; + if ( ( matcher = Expr.relative[ tokens[ i ].type ] ) ) { + matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ]; } else { - matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); + matcher = Expr.filter[ tokens[ i ].type ].apply( null, tokens[ i ].matches ); // Return special upon seeing a positional matcher if ( matcher[ expando ] ) { + // Find the next relative operator (if any) for proper handling j = ++i; for ( ; j < len; j++ ) { - if ( Expr.relative[ tokens[j].type ] ) { + if ( Expr.relative[ tokens[ j ].type ] ) { break; } } return setMatcher( i > 1 && elementMatcher( matchers ), i > 1 && toSelector( + // If the preceding token was a descendant combinator, insert an implicit any-element `*` - tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) - ).replace( rtrim, "$1" ), + tokens.slice( 0, i - 1 ) + .concat( { value: tokens[ i - 2 ].type === " " ? "*" : "" } ) + ).replace( rtrimCSS, "$1" ), matcher, i < j && matcherFromTokens( tokens.slice( i, j ) ), - j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), + j < len && matcherFromTokens( ( tokens = tokens.slice( j ) ) ), j < len && toSelector( tokens ) ); } @@ -2418,29 +2449,42 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { unmatched = seed && [], setMatched = [], contextBackup = outermostContext, + // We must always have either seed elements or outermost context - elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), + elems = seed || byElement && Expr.find.TAG( "*", outermost ), + // Use integer dirruns iff this is the outermost matcher - dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), + dirrunsUnique = ( dirruns += contextBackup == null ? 1 : Math.random() || 0.1 ), len = elems.length; if ( outermost ) { - outermostContext = context === document || context || outermost; + + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + outermostContext = context == document || context || outermost; } // Add elements passing elementMatchers directly to results - // Support: IE<9, Safari - // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id - for ( ; i !== len && (elem = elems[i]) != null; i++ ) { + // Support: iOS <=7 - 9 only + // Tolerate NodeList properties (IE: "length"; Safari: ) matching + // elements by id. (see trac-14142) + for ( ; i !== len && ( elem = elems[ i ] ) != null; i++ ) { if ( byElement && elem ) { j = 0; - if ( !context && elem.ownerDocument !== document ) { + + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( !context && elem.ownerDocument != document ) { setDocument( elem ); xml = !documentIsHTML; } - while ( (matcher = elementMatchers[j++]) ) { - if ( matcher( elem, context || document, xml) ) { - results.push( elem ); + while ( ( matcher = elementMatchers[ j++ ] ) ) { + if ( matcher( elem, context || document, xml ) ) { + push.call( results, elem ); break; } } @@ -2451,8 +2495,9 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { // Track unmatched elements for set filters if ( bySet ) { + // They will have gone through all possible matchers - if ( (elem = !matcher && elem) ) { + if ( ( elem = !matcher && elem ) ) { matchedCount--; } @@ -2476,16 +2521,17 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { // numerically zero. if ( bySet && i !== matchedCount ) { j = 0; - while ( (matcher = setMatchers[j++]) ) { + while ( ( matcher = setMatchers[ j++ ] ) ) { matcher( unmatched, setMatched, context, xml ); } if ( seed ) { + // Reintegrate element matches to eliminate the need for sorting if ( matchedCount > 0 ) { while ( i-- ) { - if ( !(unmatched[i] || setMatched[i]) ) { - setMatched[i] = pop.call( results ); + if ( !( unmatched[ i ] || setMatched[ i ] ) ) { + setMatched[ i ] = pop.call( results ); } } } @@ -2501,7 +2547,7 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { if ( outermost && !seed && setMatched.length > 0 && ( matchedCount + setMatchers.length ) > 1 ) { - Sizzle.uniqueSort( results ); + jQuery.uniqueSort( results ); } } @@ -2519,20 +2565,21 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { superMatcher; } -compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { +function compile( selector, match /* Internal Use Only */ ) { var i, setMatchers = [], elementMatchers = [], cached = compilerCache[ selector + " " ]; if ( !cached ) { + // Generate a function of recursive functions that can be used to check each element if ( !match ) { match = tokenize( selector ); } i = match.length; while ( i-- ) { - cached = matcherFromTokens( match[i] ); + cached = matcherFromTokens( match[ i ] ); if ( cached[ expando ] ) { setMatchers.push( cached ); } else { @@ -2541,27 +2588,28 @@ compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { } // Cache the compiled function - cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); + cached = compilerCache( selector, + matcherFromGroupMatchers( elementMatchers, setMatchers ) ); // Save selector and tokenization cached.selector = selector; } return cached; -}; +} /** - * A low-level selection function that works with Sizzle's compiled + * A low-level selection function that works with jQuery's compiled * selector functions * @param {String|Function} selector A selector or a pre-compiled - * selector function built with Sizzle.compile + * selector function built with jQuery selector compile * @param {Element} context * @param {Array} [results] * @param {Array} [seed] A set of elements to match against */ -select = Sizzle.select = function( selector, context, results, seed ) { +function select( selector, context, results, seed ) { var i, tokens, token, type, find, compiled = typeof selector === "function" && selector, - match = !seed && tokenize( (selector = compiled.selector || selector) ); + match = !seed && tokenize( ( selector = compiled.selector || selector ) ); results = results || []; @@ -2570,12 +2618,14 @@ select = Sizzle.select = function( selector, context, results, seed ) { if ( match.length === 1 ) { // Reduce context if the leading compound selector is an ID - tokens = match[0] = match[0].slice( 0 ); - if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && - support.getById && context.nodeType === 9 && documentIsHTML && - Expr.relative[ tokens[1].type ] ) { + tokens = match[ 0 ] = match[ 0 ].slice( 0 ); + if ( tokens.length > 2 && ( token = tokens[ 0 ] ).type === "ID" && + context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[ 1 ].type ] ) { - context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; + context = ( Expr.find.ID( + token.matches[ 0 ].replace( runescape, funescape ), + context + ) || [] )[ 0 ]; if ( !context ) { return results; @@ -2588,20 +2638,22 @@ select = Sizzle.select = function( selector, context, results, seed ) { } // Fetch a seed set for right-to-left matching - i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; + i = matchExpr.needsContext.test( selector ) ? 0 : tokens.length; while ( i-- ) { - token = tokens[i]; + token = tokens[ i ]; // Abort if we hit a combinator - if ( Expr.relative[ (type = token.type) ] ) { + if ( Expr.relative[ ( type = token.type ) ] ) { break; } - if ( (find = Expr.find[ type ]) ) { + if ( ( find = Expr.find[ type ] ) ) { + // Search, expanding context for leading sibling combinators - if ( (seed = find( - token.matches[0].replace( runescape, funescape ), - rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context - )) ) { + if ( ( seed = find( + token.matches[ 0 ].replace( runescape, funescape ), + rsibling.test( tokens[ 0 ].type ) && + testContext( context.parentNode ) || context + ) ) ) { // If seed is empty or no tokens remain, we can return early tokens.splice( i, 1 ); @@ -2627,85 +2679,48 @@ select = Sizzle.select = function( selector, context, results, seed ) { !context || rsibling.test( selector ) && testContext( context.parentNode ) || context ); return results; -}; +} // One-time assignments +// Support: Android <=4.0 - 4.1+ // Sort stability -support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; - -// Support: Chrome 14-35+ -// Always assume duplicates if they aren't passed to the comparison function -support.detectDuplicates = !!hasDuplicate; +support.sortStable = expando.split( "" ).sort( sortOrder ).join( "" ) === expando; // Initialize against the default document setDocument(); -// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) +// Support: Android <=4.0 - 4.1+ // Detached nodes confoundingly follow *each other* -support.sortDetached = assert(function( div1 ) { +support.sortDetached = assert( function( el ) { + // Should return 1, but returns 4 (following) - return div1.compareDocumentPosition( document.createElement("div") ) & 1; -}); + return el.compareDocumentPosition( document.createElement( "fieldset" ) ) & 1; +} ); -// Support: IE<8 -// Prevent attribute/property "interpolation" -// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx -if ( !assert(function( div ) { - div.innerHTML = ""; - return div.firstChild.getAttribute("href") === "#" ; -}) ) { - addHandle( "type|href|height|width", function( elem, name, isXML ) { - if ( !isXML ) { - return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); - } - }); -} +jQuery.find = find; -// Support: IE<9 -// Use defaultValue in place of getAttribute("value") -if ( !support.attributes || !assert(function( div ) { - div.innerHTML = ""; - div.firstChild.setAttribute( "value", "" ); - return div.firstChild.getAttribute( "value" ) === ""; -}) ) { - addHandle( "value", function( elem, name, isXML ) { - if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { - return elem.defaultValue; - } - }); -} - -// Support: IE<9 -// Use getAttributeNode to fetch booleans when getAttribute lies -if ( !assert(function( div ) { - return div.getAttribute("disabled") == null; -}) ) { - addHandle( booleans, function( elem, name, isXML ) { - var val; - if ( !isXML ) { - return elem[ name ] === true ? name.toLowerCase() : - (val = elem.getAttributeNode( name )) && val.specified ? - val.value : - null; - } - }); -} - -return Sizzle; - -})( window ); - - - -jQuery.find = Sizzle; -jQuery.expr = Sizzle.selectors; +// Deprecated jQuery.expr[ ":" ] = jQuery.expr.pseudos; -jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; -jQuery.text = Sizzle.getText; -jQuery.isXMLDoc = Sizzle.isXML; -jQuery.contains = Sizzle.contains; +jQuery.unique = jQuery.uniqueSort; +// These have always been private, but they used to be documented as part of +// Sizzle so let's maintain them for now for backwards compatibility purposes. +find.compile = compile; +find.select = select; +find.setDocument = setDocument; +find.tokenize = tokenize; + +find.escape = jQuery.escapeSelector; +find.getText = jQuery.text; +find.isXML = jQuery.isXMLDoc; +find.selectors = jQuery.expr; +find.support = jQuery.support; +find.uniqueSort = jQuery.uniqueSort; + + /* eslint-enable */ + +} )(); var dir = function( elem, dir, until ) { @@ -2739,40 +2754,34 @@ var siblings = function( n, elem ) { var rneedsContext = jQuery.expr.match.needsContext; -var rsingleTag = ( /^<([\w-]+)\s*\/?>(?:<\/\1>|)$/ ); +var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i ); -var risSimple = /^.[^:#\[\.,]*$/; - // Implement the identical functionality for filter and not function winnow( elements, qualifier, not ) { - if ( jQuery.isFunction( qualifier ) ) { + if ( isFunction( qualifier ) ) { return jQuery.grep( elements, function( elem, i ) { - /* jshint -W018 */ return !!qualifier.call( elem, i, elem ) !== not; } ); - } + // Single element if ( qualifier.nodeType ) { return jQuery.grep( elements, function( elem ) { return ( elem === qualifier ) !== not; } ); - } - if ( typeof qualifier === "string" ) { - if ( risSimple.test( qualifier ) ) { - return jQuery.filter( qualifier, elements, not ); - } - - qualifier = jQuery.filter( qualifier, elements ); + // Arraylike of elements (jQuery, arguments, Array) + if ( typeof qualifier !== "string" ) { + return jQuery.grep( elements, function( elem ) { + return ( indexOf.call( qualifier, elem ) > -1 ) !== not; + } ); } - return jQuery.grep( elements, function( elem ) { - return ( indexOf.call( qualifier, elem ) > -1 ) !== not; - } ); + // Filtered directly for both simple and complex selectors + return jQuery.filter( qualifier, elements, not ); } jQuery.filter = function( expr, elems, not ) { @@ -2782,18 +2791,19 @@ jQuery.filter = function( expr, elems, not ) { expr = ":not(" + expr + ")"; } - return elems.length === 1 && elem.nodeType === 1 ? - jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : - jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { - return elem.nodeType === 1; - } ) ); + if ( elems.length === 1 && elem.nodeType === 1 ) { + return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : []; + } + + return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { + return elem.nodeType === 1; + } ) ); }; jQuery.fn.extend( { find: function( selector ) { - var i, + var i, ret, len = this.length, - ret = [], self = this; if ( typeof selector !== "string" ) { @@ -2806,14 +2816,13 @@ jQuery.fn.extend( { } ) ); } + ret = this.pushStack( [] ); + for ( i = 0; i < len; i++ ) { jQuery.find( selector, self[ i ], ret ); } - // Needed because $( selector, context ) becomes $( context ).find( selector ) - ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); - ret.selector = this.selector ? this.selector + " " + selector : selector; - return ret; + return len > 1 ? jQuery.uniqueSort( ret ) : ret; }, filter: function( selector ) { return this.pushStack( winnow( this, selector || [], false ) ); @@ -2843,9 +2852,10 @@ jQuery.fn.extend( { var rootjQuery, // A simple way to check for HTML strings - // Prioritize #id over to avoid XSS via location.hash (#9521) - // Strict HTML recognition (#11290: must start with <) - rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, + // Prioritize #id over to avoid XSS via location.hash (trac-9521) + // Strict HTML recognition (trac-11290: must start with <) + // Shortcut simple #id case for speed + rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/, init = jQuery.fn.init = function( selector, context, root ) { var match, elem; @@ -2892,7 +2902,7 @@ var rootjQuery, for ( match in context ) { // Properties of context are called as methods if possible - if ( jQuery.isFunction( this[ match ] ) ) { + if ( isFunction( this[ match ] ) ) { this[ match ]( context[ match ] ); // ...and otherwise set as attributes @@ -2908,17 +2918,12 @@ var rootjQuery, } else { elem = document.getElementById( match[ 2 ] ); - // Support: Blackberry 4.6 - // gEBID returns nodes no longer in the document (#6963) - if ( elem && elem.parentNode ) { + if ( elem ) { // Inject the element directly into the jQuery object - this.length = 1; this[ 0 ] = elem; + this.length = 1; } - - this.context = document; - this.selector = selector; return this; } @@ -2934,13 +2939,13 @@ var rootjQuery, // HANDLE: $(DOMElement) } else if ( selector.nodeType ) { - this.context = this[ 0 ] = selector; + this[ 0 ] = selector; this.length = 1; return this; // HANDLE: $(function) // Shortcut for document ready - } else if ( jQuery.isFunction( selector ) ) { + } else if ( isFunction( selector ) ) { return root.ready !== undefined ? root.ready( selector ) : @@ -2948,11 +2953,6 @@ var rootjQuery, selector( jQuery ); } - if ( selector.selector !== undefined ) { - this.selector = selector.selector; - this.context = selector.context; - } - return jQuery.makeArray( selector, this ); }; @@ -2993,23 +2993,24 @@ jQuery.fn.extend( { i = 0, l = this.length, matched = [], - pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? - jQuery( selectors, context || this.context ) : - 0; + targets = typeof selectors !== "string" && jQuery( selectors ); - for ( ; i < l; i++ ) { - for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { + // Positional selectors never match, since there's no _selection_ context + if ( !rneedsContext.test( selectors ) ) { + for ( ; i < l; i++ ) { + for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { - // Always skip document fragments - if ( cur.nodeType < 11 && ( pos ? - pos.index( cur ) > -1 : + // Always skip document fragments + if ( cur.nodeType < 11 && ( targets ? + targets.index( cur ) > -1 : - // Don't pass non-elements to Sizzle - cur.nodeType === 1 && - jQuery.find.matchesSelector( cur, selectors ) ) ) { + // Don't pass non-elements to jQuery#find + cur.nodeType === 1 && + jQuery.find.matchesSelector( cur, selectors ) ) ) { - matched.push( cur ); - break; + matched.push( cur ); + break; + } } } } @@ -3066,7 +3067,7 @@ jQuery.each( { parents: function( elem ) { return dir( elem, "parentNode" ); }, - parentsUntil: function( elem, i, until ) { + parentsUntil: function( elem, _i, until ) { return dir( elem, "parentNode", until ); }, next: function( elem ) { @@ -3081,10 +3082,10 @@ jQuery.each( { prevAll: function( elem ) { return dir( elem, "previousSibling" ); }, - nextUntil: function( elem, i, until ) { + nextUntil: function( elem, _i, until ) { return dir( elem, "nextSibling", until ); }, - prevUntil: function( elem, i, until ) { + prevUntil: function( elem, _i, until ) { return dir( elem, "previousSibling", until ); }, siblings: function( elem ) { @@ -3094,7 +3095,24 @@ jQuery.each( { return siblings( elem.firstChild ); }, contents: function( elem ) { - return elem.contentDocument || jQuery.merge( [], elem.childNodes ); + if ( elem.contentDocument != null && + + // Support: IE 11+ + // elements with no `data` attribute has an object + // `contentDocument` with a `null` prototype. + getProto( elem.contentDocument ) ) { + + return elem.contentDocument; + } + + // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only + // Treat the template element as a regular one in browsers that + // don't support it. + if ( nodeName( elem, "template" ) ) { + elem = elem.content || elem; + } + + return jQuery.merge( [], elem.childNodes ); } }, function( name, fn ) { jQuery.fn[ name ] = function( until, selector ) { @@ -3124,14 +3142,14 @@ jQuery.each( { return this.pushStack( matched ); }; } ); -var rnotwhite = ( /\S+/g ); +var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g ); // Convert String-formatted options into Object-formatted ones function createOptions( options ) { var object = {}; - jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { + jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) { object[ flag ] = true; } ); return object; @@ -3192,7 +3210,7 @@ jQuery.Callbacks = function( options ) { fire = function() { // Enforce single-firing - locked = options.once; + locked = locked || options.once; // Execute callbacks for all pending executions, // respecting firingIndex overrides and runtime changes @@ -3248,11 +3266,11 @@ jQuery.Callbacks = function( options ) { ( function add( args ) { jQuery.each( args, function( _, arg ) { - if ( jQuery.isFunction( arg ) ) { + if ( isFunction( arg ) ) { if ( !options.unique || !self.has( arg ) ) { list.push( arg ); } - } else if ( arg && arg.length && jQuery.type( arg ) !== "string" ) { + } else if ( arg && arg.length && toType( arg ) !== "string" ) { // Inspect recursively add( arg ); @@ -3316,7 +3334,7 @@ jQuery.Callbacks = function( options ) { // Abort any pending executions lock: function() { locked = queue = []; - if ( !memory ) { + if ( !memory && !firing ) { list = memory = ""; } return this; @@ -3354,15 +3372,59 @@ jQuery.Callbacks = function( options ) { }; +function Identity( v ) { + return v; +} +function Thrower( ex ) { + throw ex; +} + +function adoptValue( value, resolve, reject, noValue ) { + var method; + + try { + + // Check for promise aspect first to privilege synchronous behavior + if ( value && isFunction( ( method = value.promise ) ) ) { + method.call( value ).done( resolve ).fail( reject ); + + // Other thenables + } else if ( value && isFunction( ( method = value.then ) ) ) { + method.call( value, resolve, reject ); + + // Other non-thenables + } else { + + // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer: + // * false: [ value ].slice( 0 ) => resolve( value ) + // * true: [ value ].slice( 1 ) => resolve() + resolve.apply( undefined, [ value ].slice( noValue ) ); + } + + // For Promises/A+, convert exceptions into rejections + // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in + // Deferred#then to conditionally suppress rejection. + } catch ( value ) { + + // Support: Android 4.0 only + // Strict mode functions invoked without .call/.apply get global-object context + reject.apply( undefined, [ value ] ); + } +} + jQuery.extend( { Deferred: function( func ) { var tuples = [ - // action, add listener, listener list, final state - [ "resolve", "done", jQuery.Callbacks( "once memory" ), "resolved" ], - [ "reject", "fail", jQuery.Callbacks( "once memory" ), "rejected" ], - [ "notify", "progress", jQuery.Callbacks( "memory" ) ] + // action, add listener, callbacks, + // ... .then handlers, argument index, [final state] + [ "notify", "progress", jQuery.Callbacks( "memory" ), + jQuery.Callbacks( "memory" ), 2 ], + [ "resolve", "done", jQuery.Callbacks( "once memory" ), + jQuery.Callbacks( "once memory" ), 0, "resolved" ], + [ "reject", "fail", jQuery.Callbacks( "once memory" ), + jQuery.Callbacks( "once memory" ), 1, "rejected" ] ], state = "pending", promise = { @@ -3373,23 +3435,33 @@ jQuery.extend( { deferred.done( arguments ).fail( arguments ); return this; }, - then: function( /* fnDone, fnFail, fnProgress */ ) { - var fns = arguments; - return jQuery.Deferred( function( newDefer ) { - jQuery.each( tuples, function( i, tuple ) { - var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; + "catch": function( fn ) { + return promise.then( null, fn ); + }, - // deferred[ done | fail | progress ] for forwarding actions to newDefer + // Keep pipe for back-compat + pipe: function( /* fnDone, fnFail, fnProgress */ ) { + var fns = arguments; + + return jQuery.Deferred( function( newDefer ) { + jQuery.each( tuples, function( _i, tuple ) { + + // Map tuples (progress, done, fail) to arguments (done, fail, progress) + var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ]; + + // deferred.progress(function() { bind to newDefer or newDefer.notify }) + // deferred.done(function() { bind to newDefer or newDefer.resolve }) + // deferred.fail(function() { bind to newDefer or newDefer.reject }) deferred[ tuple[ 1 ] ]( function() { var returned = fn && fn.apply( this, arguments ); - if ( returned && jQuery.isFunction( returned.promise ) ) { + if ( returned && isFunction( returned.promise ) ) { returned.promise() .progress( newDefer.notify ) .done( newDefer.resolve ) .fail( newDefer.reject ); } else { newDefer[ tuple[ 0 ] + "With" ]( - this === promise ? newDefer.promise() : this, + this, fn ? [ returned ] : arguments ); } @@ -3398,6 +3470,177 @@ jQuery.extend( { fns = null; } ).promise(); }, + then: function( onFulfilled, onRejected, onProgress ) { + var maxDepth = 0; + function resolve( depth, deferred, handler, special ) { + return function() { + var that = this, + args = arguments, + mightThrow = function() { + var returned, then; + + // Support: Promises/A+ section 2.3.3.3.3 + // https://promisesaplus.com/#point-59 + // Ignore double-resolution attempts + if ( depth < maxDepth ) { + return; + } + + returned = handler.apply( that, args ); + + // Support: Promises/A+ section 2.3.1 + // https://promisesaplus.com/#point-48 + if ( returned === deferred.promise() ) { + throw new TypeError( "Thenable self-resolution" ); + } + + // Support: Promises/A+ sections 2.3.3.1, 3.5 + // https://promisesaplus.com/#point-54 + // https://promisesaplus.com/#point-75 + // Retrieve `then` only once + then = returned && + + // Support: Promises/A+ section 2.3.4 + // https://promisesaplus.com/#point-64 + // Only check objects and functions for thenability + ( typeof returned === "object" || + typeof returned === "function" ) && + returned.then; + + // Handle a returned thenable + if ( isFunction( then ) ) { + + // Special processors (notify) just wait for resolution + if ( special ) { + then.call( + returned, + resolve( maxDepth, deferred, Identity, special ), + resolve( maxDepth, deferred, Thrower, special ) + ); + + // Normal processors (resolve) also hook into progress + } else { + + // ...and disregard older resolution values + maxDepth++; + + then.call( + returned, + resolve( maxDepth, deferred, Identity, special ), + resolve( maxDepth, deferred, Thrower, special ), + resolve( maxDepth, deferred, Identity, + deferred.notifyWith ) + ); + } + + // Handle all other returned values + } else { + + // Only substitute handlers pass on context + // and multiple values (non-spec behavior) + if ( handler !== Identity ) { + that = undefined; + args = [ returned ]; + } + + // Process the value(s) + // Default process is resolve + ( special || deferred.resolveWith )( that, args ); + } + }, + + // Only normal processors (resolve) catch and reject exceptions + process = special ? + mightThrow : + function() { + try { + mightThrow(); + } catch ( e ) { + + if ( jQuery.Deferred.exceptionHook ) { + jQuery.Deferred.exceptionHook( e, + process.error ); + } + + // Support: Promises/A+ section 2.3.3.3.4.1 + // https://promisesaplus.com/#point-61 + // Ignore post-resolution exceptions + if ( depth + 1 >= maxDepth ) { + + // Only substitute handlers pass on context + // and multiple values (non-spec behavior) + if ( handler !== Thrower ) { + that = undefined; + args = [ e ]; + } + + deferred.rejectWith( that, args ); + } + } + }; + + // Support: Promises/A+ section 2.3.3.3.1 + // https://promisesaplus.com/#point-57 + // Re-resolve promises immediately to dodge false rejection from + // subsequent errors + if ( depth ) { + process(); + } else { + + // Call an optional hook to record the error, in case of exception + // since it's otherwise lost when execution goes async + if ( jQuery.Deferred.getErrorHook ) { + process.error = jQuery.Deferred.getErrorHook(); + + // The deprecated alias of the above. While the name suggests + // returning the stack, not an error instance, jQuery just passes + // it directly to `console.warn` so both will work; an instance + // just better cooperates with source maps. + } else if ( jQuery.Deferred.getStackHook ) { + process.error = jQuery.Deferred.getStackHook(); + } + window.setTimeout( process ); + } + }; + } + + return jQuery.Deferred( function( newDefer ) { + + // progress_handlers.add( ... ) + tuples[ 0 ][ 3 ].add( + resolve( + 0, + newDefer, + isFunction( onProgress ) ? + onProgress : + Identity, + newDefer.notifyWith + ) + ); + + // fulfilled_handlers.add( ... ) + tuples[ 1 ][ 3 ].add( + resolve( + 0, + newDefer, + isFunction( onFulfilled ) ? + onFulfilled : + Identity + ) + ); + + // rejected_handlers.add( ... ) + tuples[ 2 ][ 3 ].add( + resolve( + 0, + newDefer, + isFunction( onRejected ) ? + onRejected : + Thrower + ) + ); + } ).promise(); + }, // Get a promise for this deferred // If obj is provided, the promise aspect is added to the object @@ -3407,33 +3650,58 @@ jQuery.extend( { }, deferred = {}; - // Keep pipe for back-compat - promise.pipe = promise.then; - // Add list-specific methods jQuery.each( tuples, function( i, tuple ) { var list = tuple[ 2 ], - stateString = tuple[ 3 ]; + stateString = tuple[ 5 ]; - // promise[ done | fail | progress ] = list.add + // promise.progress = list.add + // promise.done = list.add + // promise.fail = list.add promise[ tuple[ 1 ] ] = list.add; // Handle state if ( stateString ) { - list.add( function() { + list.add( + function() { - // state = [ resolved | rejected ] - state = stateString; + // state = "resolved" (i.e., fulfilled) + // state = "rejected" + state = stateString; + }, - // [ reject_list | resolve_list ].disable; progress_list.lock - }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); + // rejected_callbacks.disable + // fulfilled_callbacks.disable + tuples[ 3 - i ][ 2 ].disable, + + // rejected_handlers.disable + // fulfilled_handlers.disable + tuples[ 3 - i ][ 3 ].disable, + + // progress_callbacks.lock + tuples[ 0 ][ 2 ].lock, + + // progress_handlers.lock + tuples[ 0 ][ 3 ].lock + ); } - // deferred[ resolve | reject | notify ] + // progress_handlers.fire + // fulfilled_handlers.fire + // rejected_handlers.fire + list.add( tuple[ 3 ].fire ); + + // deferred.notify = function() { deferred.notifyWith(...) } + // deferred.resolve = function() { deferred.resolveWith(...) } + // deferred.reject = function() { deferred.rejectWith(...) } deferred[ tuple[ 0 ] ] = function() { - deferred[ tuple[ 0 ] + "With" ]( this === deferred ? promise : this, arguments ); + deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments ); return this; }; + + // deferred.notifyWith = list.fireWith + // deferred.resolveWith = list.fireWith + // deferred.rejectWith = list.fireWith deferred[ tuple[ 0 ] + "With" ] = list.fireWith; } ); @@ -3450,68 +3718,99 @@ jQuery.extend( { }, // Deferred helper - when: function( subordinate /* , ..., subordinateN */ ) { - var i = 0, + when: function( singleValue ) { + var + + // count of uncompleted subordinates + remaining = arguments.length, + + // count of unprocessed arguments + i = remaining, + + // subordinate fulfillment data + resolveContexts = Array( i ), resolveValues = slice.call( arguments ), - length = resolveValues.length, - // the count of uncompleted subordinates - remaining = length !== 1 || - ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, + // the primary Deferred + primary = jQuery.Deferred(), - // the master Deferred. - // If resolveValues consist of only a single Deferred, just use that. - deferred = remaining === 1 ? subordinate : jQuery.Deferred(), - - // Update function for both resolve and progress values - updateFunc = function( i, contexts, values ) { + // subordinate callback factory + updateFunc = function( i ) { return function( value ) { - contexts[ i ] = this; - values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; - if ( values === progressValues ) { - deferred.notifyWith( contexts, values ); - } else if ( !( --remaining ) ) { - deferred.resolveWith( contexts, values ); + resolveContexts[ i ] = this; + resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; + if ( !( --remaining ) ) { + primary.resolveWith( resolveContexts, resolveValues ); } }; - }, + }; - progressValues, progressContexts, resolveContexts; + // Single- and empty arguments are adopted like Promise.resolve + if ( remaining <= 1 ) { + adoptValue( singleValue, primary.done( updateFunc( i ) ).resolve, primary.reject, + !remaining ); - // Add listeners to Deferred subordinates; treat others as resolved - if ( length > 1 ) { - progressValues = new Array( length ); - progressContexts = new Array( length ); - resolveContexts = new Array( length ); - for ( ; i < length; i++ ) { - if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { - resolveValues[ i ].promise() - .progress( updateFunc( i, progressContexts, progressValues ) ) - .done( updateFunc( i, resolveContexts, resolveValues ) ) - .fail( deferred.reject ); - } else { - --remaining; - } + // Use .then() to unwrap secondary thenables (cf. gh-3000) + if ( primary.state() === "pending" || + isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) { + + return primary.then(); } } - // If we're not waiting on anything, resolve the master - if ( !remaining ) { - deferred.resolveWith( resolveContexts, resolveValues ); + // Multiple arguments are aggregated like Promise.all array elements + while ( i-- ) { + adoptValue( resolveValues[ i ], updateFunc( i ), primary.reject ); } - return deferred.promise(); + return primary.promise(); } } ); +// These usually indicate a programmer mistake during development, +// warn about them ASAP rather than swallowing them by default. +var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/; + +// If `jQuery.Deferred.getErrorHook` is defined, `asyncError` is an error +// captured before the async barrier to get the original error cause +// which may otherwise be hidden. +jQuery.Deferred.exceptionHook = function( error, asyncError ) { + + // Support: IE 8 - 9 only + // Console exists when dev tools are open, which can happen at any time + if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) { + window.console.warn( "jQuery.Deferred exception: " + error.message, + error.stack, asyncError ); + } +}; + + + + +jQuery.readyException = function( error ) { + window.setTimeout( function() { + throw error; + } ); +}; + + + + // The deferred used on DOM ready -var readyList; +var readyList = jQuery.Deferred(); jQuery.fn.ready = function( fn ) { - // Add the callback - jQuery.ready.promise().done( fn ); + readyList + .then( fn ) + + // Wrap jQuery.readyException in a function so that the lookup + // happens at the time of error handling instead of callback + // registration. + .catch( function( error ) { + jQuery.readyException( error ); + } ); return this; }; @@ -3522,18 +3821,9 @@ jQuery.extend( { isReady: false, // A counter to track how many items to wait for before - // the ready event fires. See #6781 + // the ready event fires. See trac-6781 readyWait: 1, - // Hold (or release) the ready event - holdReady: function( hold ) { - if ( hold ) { - jQuery.readyWait++; - } else { - jQuery.ready( true ); - } - }, - // Handle when the DOM is ready ready: function( wait ) { @@ -3552,53 +3842,36 @@ jQuery.extend( { // If there are functions bound, to execute readyList.resolveWith( document, [ jQuery ] ); - - // Trigger any bound ready events - if ( jQuery.fn.triggerHandler ) { - jQuery( document ).triggerHandler( "ready" ); - jQuery( document ).off( "ready" ); - } } } ); -/** - * The ready event handler and self cleanup method - */ +jQuery.ready.then = readyList.then; + +// The ready event handler and self cleanup method function completed() { document.removeEventListener( "DOMContentLoaded", completed ); window.removeEventListener( "load", completed ); jQuery.ready(); } -jQuery.ready.promise = function( obj ) { - if ( !readyList ) { +// Catch cases where $(document).ready() is called +// after the browser event has already occurred. +// Support: IE <=9 - 10 only +// Older IE sometimes signals "interactive" too soon +if ( document.readyState === "complete" || + ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { - readyList = jQuery.Deferred(); + // Handle it asynchronously to allow scripts the opportunity to delay ready + window.setTimeout( jQuery.ready ); - // Catch cases where $(document).ready() is called - // after the browser event has already occurred. - // Support: IE9-10 only - // Older IE sometimes signals "interactive" too soon - if ( document.readyState === "complete" || - ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { +} else { - // Handle it asynchronously to allow scripts the opportunity to delay ready - window.setTimeout( jQuery.ready ); + // Use the handy event callback + document.addEventListener( "DOMContentLoaded", completed ); - } else { - - // Use the handy event callback - document.addEventListener( "DOMContentLoaded", completed ); - - // A fallback to window.onload, that will always work - window.addEventListener( "load", completed ); - } - } - return readyList.promise( obj ); -}; - -// Kick off the DOM ready check even if the user does not -jQuery.ready.promise(); + // A fallback to window.onload, that will always work + window.addEventListener( "load", completed ); +} @@ -3611,7 +3884,7 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { bulk = key == null; // Sets many values - if ( jQuery.type( key ) === "object" ) { + if ( toType( key ) === "object" ) { chainable = true; for ( i in key ) { access( elems, fn, i, key[ i ], true, emptyGet, raw ); @@ -3621,7 +3894,7 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { } else if ( value !== undefined ) { chainable = true; - if ( !jQuery.isFunction( value ) ) { + if ( !isFunction( value ) ) { raw = true; } @@ -3635,7 +3908,7 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { // ...except when executing function values } else { bulk = fn; - fn = function( elem, key, value ) { + fn = function( elem, _key, value ) { return bulk.call( jQuery( elem ), value ); }; } @@ -3645,21 +3918,41 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { for ( ; i < len; i++ ) { fn( elems[ i ], key, raw ? - value : - value.call( elems[ i ], i, fn( elems[ i ], key ) ) + value : + value.call( elems[ i ], i, fn( elems[ i ], key ) ) ); } } } - return chainable ? - elems : + if ( chainable ) { + return elems; + } - // Gets - bulk ? - fn.call( elems ) : - len ? fn( elems[ 0 ], key ) : emptyGet; + // Gets + if ( bulk ) { + return fn.call( elems ); + } + + return len ? fn( elems[ 0 ], key ) : emptyGet; }; + + +// Matches dashed string for camelizing +var rmsPrefix = /^-ms-/, + rdashAlpha = /-([a-z])/g; + +// Used by camelCase as callback to replace() +function fcamelCase( _all, letter ) { + return letter.toUpperCase(); +} + +// Convert dashed to camelCase; used by the css and data modules +// Support: IE <=9 - 11, Edge 12 - 15 +// Microsoft forgot to hump their vendor prefix (trac-9572) +function camelCase( string ) { + return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); +} var acceptData = function( owner ) { // Accepts only: @@ -3668,7 +3961,6 @@ var acceptData = function( owner ) { // - Node.DOCUMENT_NODE // - Object // - Any - /* jshint -W018 */ return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); }; @@ -3683,35 +3975,8 @@ Data.uid = 1; Data.prototype = { - register: function( owner, initial ) { - var value = initial || {}; - - // If it is a node unlikely to be stringify-ed or looped over - // use plain assignment - if ( owner.nodeType ) { - owner[ this.expando ] = value; - - // Otherwise secure it in a non-enumerable, non-writable property - // configurability must be true to allow the property to be - // deleted with the delete operator - } else { - Object.defineProperty( owner, this.expando, { - value: value, - writable: true, - configurable: true - } ); - } - return owner[ this.expando ]; - }, cache: function( owner ) { - // We can accept data for non-element nodes in modern browsers, - // but we should not, see #8335. - // Always return an empty object. - if ( !acceptData( owner ) ) { - return {}; - } - // Check if the owner object already has a cache var value = owner[ this.expando ]; @@ -3720,7 +3985,7 @@ Data.prototype = { value = {}; // We can accept data for non-element nodes in modern browsers, - // but we should not, see #8335. + // but we should not, see trac-8335. // Always return an empty object. if ( acceptData( owner ) ) { @@ -3748,15 +4013,16 @@ Data.prototype = { cache = this.cache( owner ); // Handle: [ owner, key, value ] args + // Always use camelCase key (gh-2257) if ( typeof data === "string" ) { - cache[ data ] = value; + cache[ camelCase( data ) ] = value; // Handle: [ owner, { properties } ] args } else { // Copy the properties one-by-one to the cache object for ( prop in data ) { - cache[ prop ] = data[ prop ]; + cache[ camelCase( prop ) ] = data[ prop ]; } } return cache; @@ -3764,10 +4030,11 @@ Data.prototype = { get: function( owner, key ) { return key === undefined ? this.cache( owner ) : - owner[ this.expando ] && owner[ this.expando ][ key ]; + + // Always use camelCase key (gh-2257) + owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ]; }, access: function( owner, key, value ) { - var stored; // In cases where either: // @@ -3783,10 +4050,7 @@ Data.prototype = { if ( key === undefined || ( ( key && typeof key === "string" ) && value === undefined ) ) { - stored = this.get( owner, key ); - - return stored !== undefined ? - stored : this.get( owner, jQuery.camelCase( key ) ); + return this.get( owner, key ); } // When the key is not a string, or both a key and value @@ -3802,58 +4066,45 @@ Data.prototype = { return value !== undefined ? value : key; }, remove: function( owner, key ) { - var i, name, camel, + var i, cache = owner[ this.expando ]; if ( cache === undefined ) { return; } - if ( key === undefined ) { - this.register( owner ); - - } else { + if ( key !== undefined ) { // Support array or space separated string of keys - if ( jQuery.isArray( key ) ) { + if ( Array.isArray( key ) ) { - // If "name" is an array of keys... - // When data is initially created, via ("key", "val") signature, - // keys will be converted to camelCase. - // Since there is no way to tell _how_ a key was added, remove - // both plain key and camelCase key. #12786 - // This will only penalize the array argument path. - name = key.concat( key.map( jQuery.camelCase ) ); + // If key is an array of keys... + // We always set camelCase keys, so remove that. + key = key.map( camelCase ); } else { - camel = jQuery.camelCase( key ); + key = camelCase( key ); - // Try the string as a key before any manipulation - if ( key in cache ) { - name = [ key, camel ]; - } else { - - // If a key with the spaces exists, use it. - // Otherwise, create an array by matching non-whitespace - name = camel; - name = name in cache ? - [ name ] : ( name.match( rnotwhite ) || [] ); - } + // If a key with the spaces exists, use it. + // Otherwise, create an array by matching non-whitespace + key = key in cache ? + [ key ] : + ( key.match( rnothtmlwhite ) || [] ); } - i = name.length; + i = key.length; while ( i-- ) { - delete cache[ name[ i ] ]; + delete cache[ key[ i ] ]; } } // Remove the expando if there's no more data if ( key === undefined || jQuery.isEmptyObject( cache ) ) { - // Support: Chrome <= 35-45+ + // Support: Chrome <=35 - 45 // Webkit & Blink performance suffers when deleting properties // from DOM nodes, so set to undefined instead - // https://code.google.com/p/chromium/issues/detail?id=378607 + // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted) if ( owner.nodeType ) { owner[ this.expando ] = undefined; } else { @@ -3885,6 +4136,31 @@ var dataUser = new Data(); var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, rmultiDash = /[A-Z]/g; +function getData( data ) { + if ( data === "true" ) { + return true; + } + + if ( data === "false" ) { + return false; + } + + if ( data === "null" ) { + return null; + } + + // Only convert to a number if it doesn't change the string + if ( data === +data + "" ) { + return +data; + } + + if ( rbrace.test( data ) ) { + return JSON.parse( data ); + } + + return data; +} + function dataAttr( elem, key, data ) { var name; @@ -3896,14 +4172,7 @@ function dataAttr( elem, key, data ) { if ( typeof data === "string" ) { try { - data = data === "true" ? true : - data === "false" ? false : - data === "null" ? null : - - // Only convert to a number if it doesn't change the string - +data + "" === data ? +data : - rbrace.test( data ) ? jQuery.parseJSON( data ) : - data; + data = getData( data ); } catch ( e ) {} // Make sure we set the data so it isn't changed later @@ -3954,12 +4223,12 @@ jQuery.fn.extend( { i = attrs.length; while ( i-- ) { - // Support: IE11+ - // The attrs elements can be null (#14894) + // Support: IE 11 only + // The attrs elements can be null (trac-14894) if ( attrs[ i ] ) { name = attrs[ i ].name; if ( name.indexOf( "data-" ) === 0 ) { - name = jQuery.camelCase( name.slice( 5 ) ); + name = camelCase( name.slice( 5 ) ); dataAttr( elem, name, data[ name ] ); } } @@ -3979,7 +4248,7 @@ jQuery.fn.extend( { } return access( this, function( value ) { - var data, camelKey; + var data; // The calling jQuery object (element matches) is not empty // (and therefore has an element appears at this[ 0 ]) and the @@ -3989,29 +4258,15 @@ jQuery.fn.extend( { if ( elem && value === undefined ) { // Attempt to get data from the cache - // with the key as-is - data = dataUser.get( elem, key ) || - - // Try to find dashed key if it exists (gh-2779) - // This is for 2.2.x only - dataUser.get( elem, key.replace( rmultiDash, "-$&" ).toLowerCase() ); - - if ( data !== undefined ) { - return data; - } - - camelKey = jQuery.camelCase( key ); - - // Attempt to get data from the cache - // with the key camelized - data = dataUser.get( elem, camelKey ); + // The key will always be camelCased in Data + data = dataUser.get( elem, key ); if ( data !== undefined ) { return data; } // Attempt to "discover" the data in // HTML5 custom data-* attrs - data = dataAttr( elem, camelKey, undefined ); + data = dataAttr( elem, key ); if ( data !== undefined ) { return data; } @@ -4021,24 +4276,10 @@ jQuery.fn.extend( { } // Set the data... - camelKey = jQuery.camelCase( key ); this.each( function() { - // First, attempt to store a copy or reference of any - // data that might've been store with a camelCased key. - var data = dataUser.get( this, camelKey ); - - // For HTML5 data-* attribute interop, we have to - // store property names with dashes in a camelCase form. - // This might not apply to all properties...* - dataUser.set( this, camelKey, value ); - - // *... In the case of properties that might _actually_ - // have dashes, we need to also store a copy of that - // unchanged property. - if ( key.indexOf( "-" ) > -1 && data !== undefined ) { - dataUser.set( this, key, value ); - } + // We always store the camelCased key + dataUser.set( this, key, value ); } ); }, null, value, arguments.length > 1, null, true ); }, @@ -4061,7 +4302,7 @@ jQuery.extend( { // Speed up dequeue by getting out quickly if this is just a lookup if ( data ) { - if ( !queue || jQuery.isArray( data ) ) { + if ( !queue || Array.isArray( data ) ) { queue = dataPriv.access( elem, type, jQuery.makeArray( data ) ); } else { queue.push( data ); @@ -4191,57 +4432,94 @@ var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; -var isHidden = function( elem, el ) { +var documentElement = document.documentElement; - // isHidden might be called from jQuery#filter function; + + + var isAttached = function( elem ) { + return jQuery.contains( elem.ownerDocument, elem ); + }, + composed = { composed: true }; + + // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only + // Check attachment across shadow DOM boundaries when possible (gh-3504) + // Support: iOS 10.0-10.2 only + // Early iOS 10 versions support `attachShadow` but not `getRootNode`, + // leading to errors. We need to check for `getRootNode`. + if ( documentElement.getRootNode ) { + isAttached = function( elem ) { + return jQuery.contains( elem.ownerDocument, elem ) || + elem.getRootNode( composed ) === elem.ownerDocument; + }; + } +var isHiddenWithinTree = function( elem, el ) { + + // isHiddenWithinTree might be called from jQuery#filter function; // in that case, element will be second argument elem = el || elem; - return jQuery.css( elem, "display" ) === "none" || - !jQuery.contains( elem.ownerDocument, elem ); + + // Inline style trumps all + return elem.style.display === "none" || + elem.style.display === "" && + + // Otherwise, check computed style + // Support: Firefox <=43 - 45 + // Disconnected elements can have computed display: none, so first confirm that elem is + // in the document. + isAttached( elem ) && + + jQuery.css( elem, "display" ) === "none"; }; function adjustCSS( elem, prop, valueParts, tween ) { - var adjusted, - scale = 1, + var adjusted, scale, maxIterations = 20, currentValue = tween ? - function() { return tween.cur(); } : - function() { return jQuery.css( elem, prop, "" ); }, + function() { + return tween.cur(); + } : + function() { + return jQuery.css( elem, prop, "" ); + }, initial = currentValue(), unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), // Starting value computation is required for potential unit mismatches - initialInUnit = ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && + initialInUnit = elem.nodeType && + ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && rcssNum.exec( jQuery.css( elem, prop ) ); if ( initialInUnit && initialInUnit[ 3 ] !== unit ) { + // Support: Firefox <=54 + // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144) + initial = initial / 2; + // Trust units reported by jQuery.css unit = unit || initialInUnit[ 3 ]; - // Make sure we update the tween properties later on - valueParts = valueParts || []; - // Iteratively approximate from a nonzero starting point initialInUnit = +initial || 1; - do { + while ( maxIterations-- ) { - // If previous iteration zeroed out, double until we get *something*. - // Use string for doubling so we don't accidentally see scale as unchanged below - scale = scale || ".5"; - - // Adjust and apply - initialInUnit = initialInUnit / scale; + // Evaluate and update our best guess (doubling guesses that zero out). + // Finish if the scale equals or crosses 1 (making the old*new product non-positive). jQuery.style( elem, prop, initialInUnit + unit ); + if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) { + maxIterations = 0; + } + initialInUnit = initialInUnit / scale; - // Update scale, tolerating zero or NaN from tween.cur() - // Break the loop if scale is unchanged or perfect, or if we've just had enough. - } while ( - scale !== ( scale = currentValue() / initial ) && scale !== 1 && --maxIterations - ); + } + + initialInUnit = initialInUnit * 2; + jQuery.style( elem, prop, initialInUnit + unit ); + + // Make sure we update the tween properties later on + valueParts = valueParts || []; } if ( valueParts ) { @@ -4259,20 +4537,145 @@ function adjustCSS( elem, prop, valueParts, tween ) { } return adjusted; } + + +var defaultDisplayMap = {}; + +function getDefaultDisplay( elem ) { + var temp, + doc = elem.ownerDocument, + nodeName = elem.nodeName, + display = defaultDisplayMap[ nodeName ]; + + if ( display ) { + return display; + } + + temp = doc.body.appendChild( doc.createElement( nodeName ) ); + display = jQuery.css( temp, "display" ); + + temp.parentNode.removeChild( temp ); + + if ( display === "none" ) { + display = "block"; + } + defaultDisplayMap[ nodeName ] = display; + + return display; +} + +function showHide( elements, show ) { + var display, elem, + values = [], + index = 0, + length = elements.length; + + // Determine new display value for elements that need to change + for ( ; index < length; index++ ) { + elem = elements[ index ]; + if ( !elem.style ) { + continue; + } + + display = elem.style.display; + if ( show ) { + + // Since we force visibility upon cascade-hidden elements, an immediate (and slow) + // check is required in this first loop unless we have a nonempty display value (either + // inline or about-to-be-restored) + if ( display === "none" ) { + values[ index ] = dataPriv.get( elem, "display" ) || null; + if ( !values[ index ] ) { + elem.style.display = ""; + } + } + if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) { + values[ index ] = getDefaultDisplay( elem ); + } + } else { + if ( display !== "none" ) { + values[ index ] = "none"; + + // Remember what we're overwriting + dataPriv.set( elem, "display", display ); + } + } + } + + // Set the display of the elements in a second loop to avoid constant reflow + for ( index = 0; index < length; index++ ) { + if ( values[ index ] != null ) { + elements[ index ].style.display = values[ index ]; + } + } + + return elements; +} + +jQuery.fn.extend( { + show: function() { + return showHide( this, true ); + }, + hide: function() { + return showHide( this ); + }, + toggle: function( state ) { + if ( typeof state === "boolean" ) { + return state ? this.show() : this.hide(); + } + + return this.each( function() { + if ( isHiddenWithinTree( this ) ) { + jQuery( this ).show(); + } else { + jQuery( this ).hide(); + } + } ); + } +} ); var rcheckableType = ( /^(?:checkbox|radio)$/i ); -var rtagName = ( /<([\w:-]+)/ ); +var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i ); -var rscriptType = ( /^$|\/(?:java|ecma)script/i ); +var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i ); -// We have to close these tags to support XHTML (#13200) +( function() { + var fragment = document.createDocumentFragment(), + div = fragment.appendChild( document.createElement( "div" ) ), + input = document.createElement( "input" ); + + // Support: Android 4.0 - 4.3 only + // Check state lost if the name is set (trac-11217) + // Support: Windows Web Apps (WWA) + // `name` and `type` must use .setAttribute for WWA (trac-14901) + input.setAttribute( "type", "radio" ); + input.setAttribute( "checked", "checked" ); + input.setAttribute( "name", "t" ); + + div.appendChild( input ); + + // Support: Android <=4.1 only + // Older WebKit doesn't clone checked state correctly in fragments + support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; + + // Support: IE <=11 only + // Make sure textarea (and checkbox) defaultValue is properly cloned + div.innerHTML = ""; + support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; + + // Support: IE <=9 only + // IE <=9 replaces "; + support.option = !!div.lastChild; +} )(); + + +// We have to close these tags to support XHTML (trac-13200) var wrapMap = { - // Support: IE9 - option: [ 1, "" ], - // XHTML parsers do not magically insert elements in the // same way that tag soup parsers do. So we cannot shorten // this by omitting or other required elements. @@ -4284,26 +4687,36 @@ var wrapMap = { _default: [ 0, "", "" ] }; -// Support: IE9 -wrapMap.optgroup = wrapMap.option; - wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; wrapMap.th = wrapMap.td; +// Support: IE <=9 only +if ( !support.option ) { + wrapMap.optgroup = wrapMap.option = [ 1, "" ]; +} + function getAll( context, tag ) { - // Support: IE9-11+ - // Use typeof to avoid zero-argument method invocation on host objects (#15151) - var ret = typeof context.getElementsByTagName !== "undefined" ? - context.getElementsByTagName( tag || "*" ) : - typeof context.querySelectorAll !== "undefined" ? - context.querySelectorAll( tag || "*" ) : - []; + // Support: IE <=9 - 11 only + // Use typeof to avoid zero-argument method invocation on host objects (trac-15151) + var ret; - return tag === undefined || tag && jQuery.nodeName( context, tag ) ? - jQuery.merge( [ context ], ret ) : - ret; + if ( typeof context.getElementsByTagName !== "undefined" ) { + ret = context.getElementsByTagName( tag || "*" ); + + } else if ( typeof context.querySelectorAll !== "undefined" ) { + ret = context.querySelectorAll( tag || "*" ); + + } else { + ret = []; + } + + if ( tag === undefined || tag && nodeName( context, tag ) ) { + return jQuery.merge( [ context ], ret ); + } + + return ret; } @@ -4325,7 +4738,7 @@ function setGlobalEval( elems, refElements ) { var rhtml = /<|&#?\w+;/; function buildFragment( elems, context, scripts, selection, ignored ) { - var elem, tmp, tag, wrap, contains, j, + var elem, tmp, tag, wrap, attached, j, fragment = context.createDocumentFragment(), nodes = [], i = 0, @@ -4337,9 +4750,9 @@ function buildFragment( elems, context, scripts, selection, ignored ) { if ( elem || elem === 0 ) { // Add nodes directly - if ( jQuery.type( elem ) === "object" ) { + if ( toType( elem ) === "object" ) { - // Support: Android<4.1, PhantomJS<2 + // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); @@ -4362,14 +4775,14 @@ function buildFragment( elems, context, scripts, selection, ignored ) { tmp = tmp.lastChild; } - // Support: Android<4.1, PhantomJS<2 + // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge( nodes, tmp.childNodes ); // Remember the top-level container tmp = fragment.firstChild; - // Ensure the created nodes are orphaned (#12392) + // Ensure the created nodes are orphaned (trac-12392) tmp.textContent = ""; } } @@ -4389,13 +4802,13 @@ function buildFragment( elems, context, scripts, selection, ignored ) { continue; } - contains = jQuery.contains( elem.ownerDocument, elem ); + attached = isAttached( elem ); // Append to fragment tmp = getAll( fragment.appendChild( elem ), "script" ); // Preserve script evaluation history - if ( contains ) { + if ( attached ) { setGlobalEval( tmp ); } @@ -4414,36 +4827,7 @@ function buildFragment( elems, context, scripts, selection, ignored ) { } -( function() { - var fragment = document.createDocumentFragment(), - div = fragment.appendChild( document.createElement( "div" ) ), - input = document.createElement( "input" ); - - // Support: Android 4.0-4.3, Safari<=5.1 - // Check state lost if the name is set (#11217) - // Support: Windows Web Apps (WWA) - // `name` and `type` must use .setAttribute for WWA (#14901) - input.setAttribute( "type", "radio" ); - input.setAttribute( "checked", "checked" ); - input.setAttribute( "name", "t" ); - - div.appendChild( input ); - - // Support: Safari<=5.1, Android<4.2 - // Older WebKit doesn't clone checked state correctly in fragments - support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; - - // Support: IE<=11+ - // Make sure textarea (and checkbox) defaultValue is properly cloned - div.innerHTML = ""; - support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; -} )(); - - -var - rkeyEvent = /^key/, - rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/, - rtypenamespace = /^([^.]*)(?:\.(.+)|)/; +var rtypenamespace = /^([^.]*)(?:\.(.+)|)/; function returnTrue() { return true; @@ -4453,14 +4837,6 @@ function returnFalse() { return false; } -// Support: IE9 -// See #13393 for more info -function safeActiveElement() { - try { - return document.activeElement; - } catch ( err ) { } -} - function on( elem, types, selector, data, fn, one ) { var origFn, type; @@ -4537,8 +4913,8 @@ jQuery.event = { special, handlers, type, namespaces, origType, elemData = dataPriv.get( elem ); - // Don't attach events to noData or text/comment nodes (but allow plain objects) - if ( !elemData ) { + // Only attach events to objects that accept data + if ( !acceptData( elem ) ) { return; } @@ -4549,6 +4925,12 @@ jQuery.event = { selector = handleObjIn.selector; } + // Ensure that invalid selectors throw exceptions at attach time + // Evaluate against documentElement in case elem is a non-element node (e.g., document) + if ( selector ) { + jQuery.find.matchesSelector( documentElement, selector ); + } + // Make sure that the handler has a unique ID, used to find/remove it later if ( !handler.guid ) { handler.guid = jQuery.guid++; @@ -4556,7 +4938,7 @@ jQuery.event = { // Init the element's event structure and main handler, if this is the first if ( !( events = elemData.events ) ) { - events = elemData.events = {}; + events = elemData.events = Object.create( null ); } if ( !( eventHandle = elemData.handle ) ) { eventHandle = elemData.handle = function( e ) { @@ -4569,7 +4951,7 @@ jQuery.event = { } // Handle multiple events separated by a space - types = ( types || "" ).match( rnotwhite ) || [ "" ]; + types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; t = types.length; while ( t-- ) { tmp = rtypenamespace.exec( types[ t ] ) || []; @@ -4651,7 +5033,7 @@ jQuery.event = { } // Once for each type.namespace in types; type may be omitted - types = ( types || "" ).match( rnotwhite ) || [ "" ]; + types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; t = types.length; while ( t-- ) { tmp = rtypenamespace.exec( types[ t ] ) || []; @@ -4712,19 +5094,26 @@ jQuery.event = { } }, - dispatch: function( event ) { + dispatch: function( nativeEvent ) { - // Make a writable jQuery.Event from the native event object - event = jQuery.event.fix( event ); + var i, j, ret, matched, handleObj, handlerQueue, + args = new Array( arguments.length ), - var i, j, ret, matched, handleObj, - handlerQueue = [], - args = slice.call( arguments ), - handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [], + // Make a writable jQuery.Event from the native event object + event = jQuery.event.fix( nativeEvent ), + + handlers = ( + dataPriv.get( this, "events" ) || Object.create( null ) + )[ event.type ] || [], special = jQuery.event.special[ event.type ] || {}; // Use the fix-ed jQuery.Event rather than the (read-only) native event args[ 0 ] = event; + + for ( i = 1; i < arguments.length; i++ ) { + args[ i ] = arguments[ i ]; + } + event.delegateTarget = this; // Call the preDispatch hook for the mapped type, and let it bail if desired @@ -4744,9 +5133,10 @@ jQuery.event = { while ( ( handleObj = matched.handlers[ j++ ] ) && !event.isImmediatePropagationStopped() ) { - // Triggered event must either 1) have no namespace, or 2) have namespace(s) - // a subset or equal to those in the bound event (both can have no namespace). - if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) { + // If the event is namespaced, then each handler is only invoked if it is + // specially universal or its namespaces are a superset of the event's. + if ( !event.rnamespace || handleObj.namespace === false || + event.rnamespace.test( handleObj.namespace ) ) { event.handleObj = handleObj; event.data = handleObj.data; @@ -4773,146 +5163,95 @@ jQuery.event = { }, handlers: function( event, handlers ) { - var i, matches, sel, handleObj, + var i, handleObj, sel, matchedHandlers, matchedSelectors, handlerQueue = [], delegateCount = handlers.delegateCount, cur = event.target; - // Support (at least): Chrome, IE9 // Find delegate handlers - // Black-hole SVG instance trees (#13180) - // - // Support: Firefox<=42+ - // Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343) - if ( delegateCount && cur.nodeType && - ( event.type !== "click" || isNaN( event.button ) || event.button < 1 ) ) { + if ( delegateCount && + + // Support: IE <=9 + // Black-hole SVG instance trees (trac-13180) + cur.nodeType && + + // Support: Firefox <=42 + // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861) + // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click + // Support: IE 11 only + // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343) + !( event.type === "click" && event.button >= 1 ) ) { for ( ; cur !== this; cur = cur.parentNode || this ) { - // Don't check non-elements (#13208) - // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) - if ( cur.nodeType === 1 && ( cur.disabled !== true || event.type !== "click" ) ) { - matches = []; + // Don't check non-elements (trac-13208) + // Don't process clicks on disabled elements (trac-6911, trac-8165, trac-11382, trac-11764) + if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) { + matchedHandlers = []; + matchedSelectors = {}; for ( i = 0; i < delegateCount; i++ ) { handleObj = handlers[ i ]; - // Don't conflict with Object.prototype properties (#13203) + // Don't conflict with Object.prototype properties (trac-13203) sel = handleObj.selector + " "; - if ( matches[ sel ] === undefined ) { - matches[ sel ] = handleObj.needsContext ? + if ( matchedSelectors[ sel ] === undefined ) { + matchedSelectors[ sel ] = handleObj.needsContext ? jQuery( sel, this ).index( cur ) > -1 : jQuery.find( sel, this, null, [ cur ] ).length; } - if ( matches[ sel ] ) { - matches.push( handleObj ); + if ( matchedSelectors[ sel ] ) { + matchedHandlers.push( handleObj ); } } - if ( matches.length ) { - handlerQueue.push( { elem: cur, handlers: matches } ); + if ( matchedHandlers.length ) { + handlerQueue.push( { elem: cur, handlers: matchedHandlers } ); } } } } // Add the remaining (directly-bound) handlers + cur = this; if ( delegateCount < handlers.length ) { - handlerQueue.push( { elem: this, handlers: handlers.slice( delegateCount ) } ); + handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } ); } return handlerQueue; }, - // Includes some event props shared by KeyEvent and MouseEvent - props: ( "altKey bubbles cancelable ctrlKey currentTarget detail eventPhase " + - "metaKey relatedTarget shiftKey target timeStamp view which" ).split( " " ), + addProp: function( name, hook ) { + Object.defineProperty( jQuery.Event.prototype, name, { + enumerable: true, + configurable: true, - fixHooks: {}, + get: isFunction( hook ) ? + function() { + if ( this.originalEvent ) { + return hook( this.originalEvent ); + } + } : + function() { + if ( this.originalEvent ) { + return this.originalEvent[ name ]; + } + }, - keyHooks: { - props: "char charCode key keyCode".split( " " ), - filter: function( event, original ) { - - // Add which for key events - if ( event.which == null ) { - event.which = original.charCode != null ? original.charCode : original.keyCode; + set: function( value ) { + Object.defineProperty( this, name, { + enumerable: true, + configurable: true, + writable: true, + value: value + } ); } - - return event; - } + } ); }, - mouseHooks: { - props: ( "button buttons clientX clientY offsetX offsetY pageX pageY " + - "screenX screenY toElement" ).split( " " ), - filter: function( event, original ) { - var eventDoc, doc, body, - button = original.button; - - // Calculate pageX/Y if missing and clientX/Y available - if ( event.pageX == null && original.clientX != null ) { - eventDoc = event.target.ownerDocument || document; - doc = eventDoc.documentElement; - body = eventDoc.body; - - event.pageX = original.clientX + - ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); - event.pageY = original.clientY + - ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - - ( doc && doc.clientTop || body && body.clientTop || 0 ); - } - - // Add which for click: 1 === left; 2 === middle; 3 === right - // Note: button is not normalized, so don't use it - if ( !event.which && button !== undefined ) { - event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); - } - - return event; - } - }, - - fix: function( event ) { - if ( event[ jQuery.expando ] ) { - return event; - } - - // Create a writable copy of the event object and normalize some properties - var i, prop, copy, - type = event.type, - originalEvent = event, - fixHook = this.fixHooks[ type ]; - - if ( !fixHook ) { - this.fixHooks[ type ] = fixHook = - rmouseEvent.test( type ) ? this.mouseHooks : - rkeyEvent.test( type ) ? this.keyHooks : - {}; - } - copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; - - event = new jQuery.Event( originalEvent ); - - i = copy.length; - while ( i-- ) { - prop = copy[ i ]; - event[ prop ] = originalEvent[ prop ]; - } - - // Support: Cordova 2.5 (WebKit) (#13255) - // All events should have a target; Cordova deviceready doesn't - if ( !event.target ) { - event.target = document; - } - - // Support: Safari 6.0+, Chrome<28 - // Target should not be a text node (#504, #13143) - if ( event.target.nodeType === 3 ) { - event.target = event.target.parentNode; - } - - return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; + fix: function( originalEvent ) { + return originalEvent[ jQuery.expando ] ? + originalEvent : + new jQuery.Event( originalEvent ); }, special: { @@ -4921,39 +5260,51 @@ jQuery.event = { // Prevent triggered image.load events from bubbling to window.load noBubble: true }, - focus: { - - // Fire native event if possible so blur/focus sequence is correct - trigger: function() { - if ( this !== safeActiveElement() && this.focus ) { - this.focus(); - return false; - } - }, - delegateType: "focusin" - }, - blur: { - trigger: function() { - if ( this === safeActiveElement() && this.blur ) { - this.blur(); - return false; - } - }, - delegateType: "focusout" - }, click: { - // For checkbox, fire native event so checked state will be right - trigger: function() { - if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) { - this.click(); - return false; + // Utilize native event to ensure correct state for checkable inputs + setup: function( data ) { + + // For mutual compressibility with _default, replace `this` access with a local var. + // `|| data` is dead code meant only to preserve the variable through minification. + var el = this || data; + + // Claim the first handler + if ( rcheckableType.test( el.type ) && + el.click && nodeName( el, "input" ) ) { + + // dataPriv.set( el, "click", ... ) + leverageNative( el, "click", true ); } + + // Return false to allow normal processing in the caller + return false; + }, + trigger: function( data ) { + + // For mutual compressibility with _default, replace `this` access with a local var. + // `|| data` is dead code meant only to preserve the variable through minification. + var el = this || data; + + // Force setup before triggering a click + if ( rcheckableType.test( el.type ) && + el.click && nodeName( el, "input" ) ) { + + leverageNative( el, "click" ); + } + + // Return non-false to allow normal event-path propagation + return true; }, - // For cross-browser consistency, don't fire native .click() on links + // For cross-browser consistency, suppress native .click() on links + // Also prevent it if we're currently inside a leveraged native-event stack _default: function( event ) { - return jQuery.nodeName( event.target, "a" ); + var target = event.target; + return rcheckableType.test( target.type ) && + target.click && nodeName( target, "input" ) && + dataPriv.get( target, "click" ) || + nodeName( target, "a" ); } }, @@ -4970,6 +5321,89 @@ jQuery.event = { } }; +// Ensure the presence of an event listener that handles manually-triggered +// synthetic events by interrupting progress until reinvoked in response to +// *native* events that it fires directly, ensuring that state changes have +// already occurred before other listeners are invoked. +function leverageNative( el, type, isSetup ) { + + // Missing `isSetup` indicates a trigger call, which must force setup through jQuery.event.add + if ( !isSetup ) { + if ( dataPriv.get( el, type ) === undefined ) { + jQuery.event.add( el, type, returnTrue ); + } + return; + } + + // Register the controller as a special universal handler for all event namespaces + dataPriv.set( el, type, false ); + jQuery.event.add( el, type, { + namespace: false, + handler: function( event ) { + var result, + saved = dataPriv.get( this, type ); + + if ( ( event.isTrigger & 1 ) && this[ type ] ) { + + // Interrupt processing of the outer synthetic .trigger()ed event + if ( !saved ) { + + // Store arguments for use when handling the inner native event + // There will always be at least one argument (an event object), so this array + // will not be confused with a leftover capture object. + saved = slice.call( arguments ); + dataPriv.set( this, type, saved ); + + // Trigger the native event and capture its result + this[ type ](); + result = dataPriv.get( this, type ); + dataPriv.set( this, type, false ); + + if ( saved !== result ) { + + // Cancel the outer synthetic event + event.stopImmediatePropagation(); + event.preventDefault(); + + return result; + } + + // If this is an inner synthetic event for an event with a bubbling surrogate + // (focus or blur), assume that the surrogate already propagated from triggering + // the native event and prevent that from happening again here. + // This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the + // bubbling surrogate propagates *after* the non-bubbling base), but that seems + // less bad than duplication. + } else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) { + event.stopPropagation(); + } + + // If this is a native event triggered above, everything is now in order + // Fire an inner synthetic event with the original arguments + } else if ( saved ) { + + // ...and capture the result + dataPriv.set( this, type, jQuery.event.trigger( + saved[ 0 ], + saved.slice( 1 ), + this + ) ); + + // Abort handling of the native event by all jQuery handlers while allowing + // native handlers on the same element to run. On target, this is achieved + // by stopping immediate propagation just on the jQuery event. However, + // the native event is re-wrapped by a jQuery one on each level of the + // propagation so the only way to stop it for jQuery is to stop it for + // everyone via native `stopPropagation()`. This is not a problem for + // focus/blur which don't bubble, but it does also stop click on checkboxes + // and radios. We accept this limitation. + event.stopPropagation(); + event.isImmediatePropagationStopped = returnTrue; + } + } + } ); +} + jQuery.removeEvent = function( elem, type, handle ) { // This "if" is needed for plain objects @@ -4995,11 +5429,21 @@ jQuery.Event = function( src, props ) { this.isDefaultPrevented = src.defaultPrevented || src.defaultPrevented === undefined && - // Support: Android<4.0 + // Support: Android <=2.3 only src.returnValue === false ? returnTrue : returnFalse; + // Create target properties + // Support: Safari <=6 - 7 only + // Target should not be a text node (trac-504, trac-13143) + this.target = ( src.target && src.target.nodeType === 3 ) ? + src.target.parentNode : + src.target; + + this.currentTarget = src.currentTarget; + this.relatedTarget = src.relatedTarget; + // Event type } else { this.type = src; @@ -5011,26 +5455,27 @@ jQuery.Event = function( src, props ) { } // Create a timestamp if incoming event doesn't have one - this.timeStamp = src && src.timeStamp || jQuery.now(); + this.timeStamp = src && src.timeStamp || Date.now(); // Mark it as fixed this[ jQuery.expando ] = true; }; // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding -// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html +// https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html jQuery.Event.prototype = { constructor: jQuery.Event, isDefaultPrevented: returnFalse, isPropagationStopped: returnFalse, isImmediatePropagationStopped: returnFalse, + isSimulated: false, preventDefault: function() { var e = this.originalEvent; this.isDefaultPrevented = returnTrue; - if ( e ) { + if ( e && !this.isSimulated ) { e.preventDefault(); } }, @@ -5039,7 +5484,7 @@ jQuery.Event.prototype = { this.isPropagationStopped = returnTrue; - if ( e ) { + if ( e && !this.isSimulated ) { e.stopPropagation(); } }, @@ -5048,7 +5493,7 @@ jQuery.Event.prototype = { this.isImmediatePropagationStopped = returnTrue; - if ( e ) { + if ( e && !this.isSimulated ) { e.stopImmediatePropagation(); } @@ -5056,13 +5501,206 @@ jQuery.Event.prototype = { } }; +// Includes all common event props including KeyEvent and MouseEvent specific props +jQuery.each( { + altKey: true, + bubbles: true, + cancelable: true, + changedTouches: true, + ctrlKey: true, + detail: true, + eventPhase: true, + metaKey: true, + pageX: true, + pageY: true, + shiftKey: true, + view: true, + "char": true, + code: true, + charCode: true, + key: true, + keyCode: true, + button: true, + buttons: true, + clientX: true, + clientY: true, + offsetX: true, + offsetY: true, + pointerId: true, + pointerType: true, + screenX: true, + screenY: true, + targetTouches: true, + toElement: true, + touches: true, + which: true +}, jQuery.event.addProp ); + +jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) { + + function focusMappedHandler( nativeEvent ) { + if ( document.documentMode ) { + + // Support: IE 11+ + // Attach a single focusin/focusout handler on the document while someone wants + // focus/blur. This is because the former are synchronous in IE while the latter + // are async. In other browsers, all those handlers are invoked synchronously. + + // `handle` from private data would already wrap the event, but we need + // to change the `type` here. + var handle = dataPriv.get( this, "handle" ), + event = jQuery.event.fix( nativeEvent ); + event.type = nativeEvent.type === "focusin" ? "focus" : "blur"; + event.isSimulated = true; + + // First, handle focusin/focusout + handle( nativeEvent ); + + // ...then, handle focus/blur + // + // focus/blur don't bubble while focusin/focusout do; simulate the former by only + // invoking the handler at the lower level. + if ( event.target === event.currentTarget ) { + + // The setup part calls `leverageNative`, which, in turn, calls + // `jQuery.event.add`, so event handle will already have been set + // by this point. + handle( event ); + } + } else { + + // For non-IE browsers, attach a single capturing handler on the document + // while someone wants focusin/focusout. + jQuery.event.simulate( delegateType, nativeEvent.target, + jQuery.event.fix( nativeEvent ) ); + } + } + + jQuery.event.special[ type ] = { + + // Utilize native event if possible so blur/focus sequence is correct + setup: function() { + + var attaches; + + // Claim the first handler + // dataPriv.set( this, "focus", ... ) + // dataPriv.set( this, "blur", ... ) + leverageNative( this, type, true ); + + if ( document.documentMode ) { + + // Support: IE 9 - 11+ + // We use the same native handler for focusin & focus (and focusout & blur) + // so we need to coordinate setup & teardown parts between those events. + // Use `delegateType` as the key as `type` is already used by `leverageNative`. + attaches = dataPriv.get( this, delegateType ); + if ( !attaches ) { + this.addEventListener( delegateType, focusMappedHandler ); + } + dataPriv.set( this, delegateType, ( attaches || 0 ) + 1 ); + } else { + + // Return false to allow normal processing in the caller + return false; + } + }, + trigger: function() { + + // Force setup before trigger + leverageNative( this, type ); + + // Return non-false to allow normal event-path propagation + return true; + }, + + teardown: function() { + var attaches; + + if ( document.documentMode ) { + attaches = dataPriv.get( this, delegateType ) - 1; + if ( !attaches ) { + this.removeEventListener( delegateType, focusMappedHandler ); + dataPriv.remove( this, delegateType ); + } else { + dataPriv.set( this, delegateType, attaches ); + } + } else { + + // Return false to indicate standard teardown should be applied + return false; + } + }, + + // Suppress native focus or blur if we're currently inside + // a leveraged native-event stack + _default: function( event ) { + return dataPriv.get( event.target, type ); + }, + + delegateType: delegateType + }; + + // Support: Firefox <=44 + // Firefox doesn't have focus(in | out) events + // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787 + // + // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1 + // focus(in | out) events fire after focus & blur events, + // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order + // Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857 + // + // Support: IE 9 - 11+ + // To preserve relative focusin/focus & focusout/blur event order guaranteed on the 3.x branch, + // attach a single handler for both events in IE. + jQuery.event.special[ delegateType ] = { + setup: function() { + + // Handle: regular nodes (via `this.ownerDocument`), window + // (via `this.document`) & document (via `this`). + var doc = this.ownerDocument || this.document || this, + dataHolder = document.documentMode ? this : doc, + attaches = dataPriv.get( dataHolder, delegateType ); + + // Support: IE 9 - 11+ + // We use the same native handler for focusin & focus (and focusout & blur) + // so we need to coordinate setup & teardown parts between those events. + // Use `delegateType` as the key as `type` is already used by `leverageNative`. + if ( !attaches ) { + if ( document.documentMode ) { + this.addEventListener( delegateType, focusMappedHandler ); + } else { + doc.addEventListener( type, focusMappedHandler, true ); + } + } + dataPriv.set( dataHolder, delegateType, ( attaches || 0 ) + 1 ); + }, + teardown: function() { + var doc = this.ownerDocument || this.document || this, + dataHolder = document.documentMode ? this : doc, + attaches = dataPriv.get( dataHolder, delegateType ) - 1; + + if ( !attaches ) { + if ( document.documentMode ) { + this.removeEventListener( delegateType, focusMappedHandler ); + } else { + doc.removeEventListener( type, focusMappedHandler, true ); + } + dataPriv.remove( dataHolder, delegateType ); + } else { + dataPriv.set( dataHolder, delegateType, attaches ); + } + } + }; +} ); + // Create mouseenter/leave events using mouseover/out and event-time checks // so that event delegation works in jQuery. // Do the same for pointerenter/pointerleave and pointerover/pointerout // // Support: Safari 7 only // Safari sends mouseenter too often; see: -// https://code.google.com/p/chromium/issues/detail?id=470258 +// https://bugs.chromium.org/p/chromium/issues/detail?id=470258 // for the description of the bug (it existed in older Chrome versions as well). jQuery.each( { mouseenter: "mouseover", @@ -5093,6 +5731,7 @@ jQuery.each( { } ); jQuery.fn.extend( { + on: function( types, selector, data, fn ) { return on( this, types, selector, data, fn ); }, @@ -5139,26 +5778,26 @@ jQuery.fn.extend( { var - rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:-]+)[^>]*)\/>/gi, - // Support: IE 10-11, Edge 10240+ + // Support: IE <=10 - 11, Edge 12 - 13 only // In IE/Edge using regex groups here causes severe slowdowns. // See https://connect.microsoft.com/IE/feedback/details/1736512/ rnoInnerhtml = /\s*$/g; -// Manipulating tables requires a tbody + rcleanScript = /^\s*\s*$/g; + +// Prefer a tbody over its parent table for containing new rows function manipulationTarget( elem, content ) { - return jQuery.nodeName( elem, "table" ) && - jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ? + if ( nodeName( elem, "table" ) && + nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) { - elem.getElementsByTagName( "tbody" )[ 0 ] || - elem.appendChild( elem.ownerDocument.createElement( "tbody" ) ) : - elem; + return jQuery( elem ).children( "tbody" )[ 0 ] || elem; + } + + return elem; } // Replace/restore the type attribute of script elements for safe DOM manipulation @@ -5167,10 +5806,8 @@ function disableScript( elem ) { return elem; } function restoreScript( elem ) { - var match = rscriptTypeMasked.exec( elem.type ); - - if ( match ) { - elem.type = match[ 1 ]; + if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) { + elem.type = elem.type.slice( 5 ); } else { elem.removeAttribute( "type" ); } @@ -5179,7 +5816,7 @@ function restoreScript( elem ) { } function cloneCopyEvent( src, dest ) { - var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; + var i, l, type, pdataOld, udataOld, udataCur, events; if ( dest.nodeType !== 1 ) { return; @@ -5187,13 +5824,11 @@ function cloneCopyEvent( src, dest ) { // 1. Copy private data: events, handlers, etc. if ( dataPriv.hasData( src ) ) { - pdataOld = dataPriv.access( src ); - pdataCur = dataPriv.set( dest, pdataOld ); + pdataOld = dataPriv.get( src ); events = pdataOld.events; if ( events ) { - delete pdataCur.handle; - pdataCur.events = {}; + dataPriv.remove( dest, "handle events" ); for ( type in events ) { for ( i = 0, l = events[ type ].length; i < l; i++ ) { @@ -5229,22 +5864,22 @@ function fixInput( src, dest ) { function domManip( collection, args, callback, ignored ) { // Flatten any nested arrays - args = concat.apply( [], args ); + args = flat( args ); var fragment, first, scripts, hasScripts, node, doc, i = 0, l = collection.length, iNoClone = l - 1, value = args[ 0 ], - isFunction = jQuery.isFunction( value ); + valueIsFunction = isFunction( value ); // We can't cloneNode fragments that contain checked, in WebKit - if ( isFunction || + if ( valueIsFunction || ( l > 1 && typeof value === "string" && !support.checkClone && rchecked.test( value ) ) ) { return collection.each( function( index ) { var self = collection.eq( index ); - if ( isFunction ) { + if ( valueIsFunction ) { args[ 0 ] = value.call( this, index, self.html() ); } domManip( self, args, callback, ignored ); @@ -5266,7 +5901,7 @@ function domManip( collection, args, callback, ignored ) { // Use the original fragment for the last item // instead of the first because it can end up - // being emptied incorrectly in certain situations (#8070). + // being emptied incorrectly in certain situations (trac-8070). for ( ; i < l; i++ ) { node = fragment; @@ -5276,7 +5911,7 @@ function domManip( collection, args, callback, ignored ) { // Keep references to cloned scripts for later restoration if ( hasScripts ) { - // Support: Android<4.1, PhantomJS<2 + // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge( scripts, getAll( node, "script" ) ); } @@ -5288,7 +5923,7 @@ function domManip( collection, args, callback, ignored ) { if ( hasScripts ) { doc = scripts[ scripts.length - 1 ].ownerDocument; - // Reenable scripts + // Re-enable scripts jQuery.map( scripts, restoreScript ); // Evaluate executable scripts on first document insertion @@ -5298,14 +5933,22 @@ function domManip( collection, args, callback, ignored ) { !dataPriv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) { - if ( node.src ) { + if ( node.src && ( node.type || "" ).toLowerCase() !== "module" ) { // Optional AJAX dependency, but won't run scripts if not present - if ( jQuery._evalUrl ) { - jQuery._evalUrl( node.src ); + if ( jQuery._evalUrl && !node.noModule ) { + jQuery._evalUrl( node.src, { + nonce: node.nonce || node.getAttribute( "nonce" ) + }, doc ); } } else { - jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) ); + + // Unwrap a CDATA section containing script contents. This shouldn't be + // needed as in XML documents they're already not visible when + // inspecting element contents and in HTML documents they have no + // meaning but we're preserving that logic for backwards compatibility. + // This will be removed completely in 4.0. See gh-4904. + DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc ); } } } @@ -5327,7 +5970,7 @@ function remove( elem, selector, keepData ) { } if ( node.parentNode ) { - if ( keepData && jQuery.contains( node.ownerDocument, node ) ) { + if ( keepData && isAttached( node ) ) { setGlobalEval( getAll( node, "script" ) ); } node.parentNode.removeChild( node ); @@ -5339,19 +5982,20 @@ function remove( elem, selector, keepData ) { jQuery.extend( { htmlPrefilter: function( html ) { - return html.replace( rxhtmlTag, "<$1>" ); + return html; }, clone: function( elem, dataAndEvents, deepDataAndEvents ) { var i, l, srcElements, destElements, clone = elem.cloneNode( true ), - inPage = jQuery.contains( elem.ownerDocument, elem ); + inPage = isAttached( elem ); // Fix IE cloning issues if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && !jQuery.isXMLDoc( elem ) ) { - // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 + // We eschew jQuery#find here for performance reasons: + // https://jsperf.com/getall-vs-sizzle/2 destElements = getAll( clone ); srcElements = getAll( elem ); @@ -5404,13 +6048,13 @@ jQuery.extend( { } } - // Support: Chrome <= 35-45+ + // Support: Chrome <=35 - 45+ // Assign undefined instead of using delete, see Data#remove elem[ dataPriv.expando ] = undefined; } if ( elem[ dataUser.expando ] ) { - // Support: Chrome <= 35-45+ + // Support: Chrome <=35 - 45+ // Assign undefined instead of using delete, see Data#remove elem[ dataUser.expando ] = undefined; } @@ -5420,10 +6064,6 @@ jQuery.extend( { } ); jQuery.fn.extend( { - - // Keep domManip exposed until 3.0 (gh-2225) - domManip: domManip, - detach: function( selector ) { return remove( this, selector, true ); }, @@ -5581,86 +6221,22 @@ jQuery.each( { elems = i === last ? this : this.clone( true ); jQuery( insert[ i ] )[ original ]( elems ); - // Support: QtWebKit - // .get() because push.apply(_, arraylike) throws + // Support: Android <=4.0 only, PhantomJS 1 only + // .get() because push.apply(_, arraylike) throws on ancient WebKit push.apply( ret, elems.get() ); } return this.pushStack( ret ); }; } ); - - -var iframe, - elemdisplay = { - - // Support: Firefox - // We have to pre-define these values for FF (#10227) - HTML: "block", - BODY: "block" - }; - -/** - * Retrieve the actual display of a element - * @param {String} name nodeName of the element - * @param {Object} doc Document object - */ - -// Called only from within defaultDisplay -function actualDisplay( name, doc ) { - var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), - - display = jQuery.css( elem[ 0 ], "display" ); - - // We don't have any data stored on the element, - // so use "detach" method as fast way to get rid of the element - elem.detach(); - - return display; -} - -/** - * Try to determine the default display value of an element - * @param {String} nodeName - */ -function defaultDisplay( nodeName ) { - var doc = document, - display = elemdisplay[ nodeName ]; - - if ( !display ) { - display = actualDisplay( nodeName, doc ); - - // If the simple way fails, read from inside an iframe - if ( display === "none" || !display ) { - - // Use the already-created iframe if possible - iframe = ( iframe || jQuery( "