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diff --git a/vendor/twbs/bootstrap/js/src/modal.js b/vendor/twbs/bootstrap/js/src/modal.js
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+import $ from 'jquery'
+import Util from './util'
+
+/**
+ * --------------------------------------------------------------------------
+ * Bootstrap (v4.1.3): modal.js
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ * --------------------------------------------------------------------------
+ */
+
+const Modal = (($) => {
+ /**
+ * ------------------------------------------------------------------------
+ * Constants
+ * ------------------------------------------------------------------------
+ */
+
+ const NAME = 'modal'
+ const VERSION = '4.1.3'
+ const DATA_KEY = 'bs.modal'
+ const EVENT_KEY = `.${DATA_KEY}`
+ const DATA_API_KEY = '.data-api'
+ const JQUERY_NO_CONFLICT = $.fn[NAME]
+ const ESCAPE_KEYCODE = 27 // KeyboardEvent.which value for Escape (Esc) key
+
+ const Default = {
+ backdrop : true,
+ keyboard : true,
+ focus : true,
+ show : true
+ }
+
+ const DefaultType = {
+ backdrop : '(boolean|string)',
+ keyboard : 'boolean',
+ focus : 'boolean',
+ show : 'boolean'
+ }
+
+ const Event = {
+ HIDE : `hide${EVENT_KEY}`,
+ HIDDEN : `hidden${EVENT_KEY}`,
+ SHOW : `show${EVENT_KEY}`,
+ SHOWN : `shown${EVENT_KEY}`,
+ FOCUSIN : `focusin${EVENT_KEY}`,
+ RESIZE : `resize${EVENT_KEY}`,
+ CLICK_DISMISS : `click.dismiss${EVENT_KEY}`,
+ KEYDOWN_DISMISS : `keydown.dismiss${EVENT_KEY}`,
+ MOUSEUP_DISMISS : `mouseup.dismiss${EVENT_KEY}`,
+ MOUSEDOWN_DISMISS : `mousedown.dismiss${EVENT_KEY}`,
+ CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`
+ }
+
+ const ClassName = {
+ SCROLLBAR_MEASURER : 'modal-scrollbar-measure',
+ BACKDROP : 'modal-backdrop',
+ OPEN : 'modal-open',
+ FADE : 'fade',
+ SHOW : 'show'
+ }
+
+ const Selector = {
+ DIALOG : '.modal-dialog',
+ DATA_TOGGLE : '[data-toggle="modal"]',
+ DATA_DISMISS : '[data-dismiss="modal"]',
+ FIXED_CONTENT : '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
+ STICKY_CONTENT : '.sticky-top'
+ }
+
+ /**
+ * ------------------------------------------------------------------------
+ * Class Definition
+ * ------------------------------------------------------------------------
+ */
+
+ class Modal {
+ constructor(element, config) {
+ this._config = this._getConfig(config)
+ this._element = element
+ this._dialog = element.querySelector(Selector.DIALOG)
+ this._backdrop = null
+ this._isShown = false
+ this._isBodyOverflowing = false
+ this._ignoreBackdropClick = false
+ this._scrollbarWidth = 0
+ }
+
+ // Getters
+
+ static get VERSION() {
+ return VERSION
+ }
+
+ static get Default() {
+ return Default
+ }
+
+ // Public
+
+ toggle(relatedTarget) {
+ return this._isShown ? this.hide() : this.show(relatedTarget)
+ }
+
+ show(relatedTarget) {
+ if (this._isTransitioning || this._isShown) {
+ return
+ }
+
+ if ($(this._element).hasClass(ClassName.FADE)) {
+ this._isTransitioning = true
+ }
+
+ const showEvent = $.Event(Event.SHOW, {
+ relatedTarget
+ })
+
+ $(this._element).trigger(showEvent)
+
+ if (this._isShown || showEvent.isDefaultPrevented()) {
+ return
+ }
+
+ this._isShown = true
+
+ this._checkScrollbar()
+ this._setScrollbar()
+
+ this._adjustDialog()
+
+ $(document.body).addClass(ClassName.OPEN)
+
+ this._setEscapeEvent()
+ this._setResizeEvent()
+
+ $(this._element).on(
+ Event.CLICK_DISMISS,
+ Selector.DATA_DISMISS,
+ (event) => this.hide(event)
+ )
+
+ $(this._dialog).on(Event.MOUSEDOWN_DISMISS, () => {
+ $(this._element).one(Event.MOUSEUP_DISMISS, (event) => {
+ if ($(event.target).is(this._element)) {
+ this._ignoreBackdropClick = true
+ }
+ })
+ })
+
+ this._showBackdrop(() => this._showElement(relatedTarget))
+ }
+
+ hide(event) {
+ if (event) {
+ event.preventDefault()
+ }
+
+ if (this._isTransitioning || !this._isShown) {
+ return
+ }
+
+ const hideEvent = $.Event(Event.HIDE)
+
+ $(this._element).trigger(hideEvent)
+
+ if (!this._isShown || hideEvent.isDefaultPrevented()) {
+ return
+ }
+
+ this._isShown = false
+ const transition = $(this._element).hasClass(ClassName.FADE)
+
+ if (transition) {
+ this._isTransitioning = true
+ }
+
+ this._setEscapeEvent()
+ this._setResizeEvent()
+
+ $(document).off(Event.FOCUSIN)
+
+ $(this._element).removeClass(ClassName.SHOW)
+
+ $(this._element).off(Event.CLICK_DISMISS)
+ $(this._dialog).off(Event.MOUSEDOWN_DISMISS)
+
+
+ if (transition) {
+ const transitionDuration = Util.getTransitionDurationFromElement(this._element)
+
+ $(this._element)
+ .one(Util.TRANSITION_END, (event) => this._hideModal(event))
+ .emulateTransitionEnd(transitionDuration)
+ } else {
+ this._hideModal()
+ }
+ }
+
+ dispose() {
+ $.removeData(this._element, DATA_KEY)
+
+ $(window, document, this._element, this._backdrop).off(EVENT_KEY)
+
+ this._config = null
+ this._element = null
+ this._dialog = null
+ this._backdrop = null
+ this._isShown = null
+ this._isBodyOverflowing = null
+ this._ignoreBackdropClick = null
+ this._scrollbarWidth = null
+ }
+
+ handleUpdate() {
+ this._adjustDialog()
+ }
+
+ // Private
+
+ _getConfig(config) {
+ config = {
+ ...Default,
+ ...config
+ }
+ Util.typeCheckConfig(NAME, config, DefaultType)
+ return config
+ }
+
+ _showElement(relatedTarget) {
+ const transition = $(this._element).hasClass(ClassName.FADE)
+
+ if (!this._element.parentNode ||
+ this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
+ // Don't move modal's DOM position
+ document.body.appendChild(this._element)
+ }
+
+ this._element.style.display = 'block'
+ this._element.removeAttribute('aria-hidden')
+ this._element.scrollTop = 0
+
+ if (transition) {
+ Util.reflow(this._element)
+ }
+
+ $(this._element).addClass(ClassName.SHOW)
+
+ if (this._config.focus) {
+ this._enforceFocus()
+ }
+
+ const shownEvent = $.Event(Event.SHOWN, {
+ relatedTarget
+ })
+
+ const transitionComplete = () => {
+ if (this._config.focus) {
+ this._element.focus()
+ }
+ this._isTransitioning = false
+ $(this._element).trigger(shownEvent)
+ }
+
+ if (transition) {
+ const transitionDuration = Util.getTransitionDurationFromElement(this._element)
+
+ $(this._dialog)
+ .one(Util.TRANSITION_END, transitionComplete)
+ .emulateTransitionEnd(transitionDuration)
+ } else {
+ transitionComplete()
+ }
+ }
+
+ _enforceFocus() {
+ $(document)
+ .off(Event.FOCUSIN) // Guard against infinite focus loop
+ .on(Event.FOCUSIN, (event) => {
+ if (document !== event.target &&
+ this._element !== event.target &&
+ $(this._element).has(event.target).length === 0) {
+ this._element.focus()
+ }
+ })
+ }
+
+ _setEscapeEvent() {
+ if (this._isShown && this._config.keyboard) {
+ $(this._element).on(Event.KEYDOWN_DISMISS, (event) => {
+ if (event.which === ESCAPE_KEYCODE) {
+ event.preventDefault()
+ this.hide()
+ }
+ })
+ } else if (!this._isShown) {
+ $(this._element).off(Event.KEYDOWN_DISMISS)
+ }
+ }
+
+ _setResizeEvent() {
+ if (this._isShown) {
+ $(window).on(Event.RESIZE, (event) => this.handleUpdate(event))
+ } else {
+ $(window).off(Event.RESIZE)
+ }
+ }
+
+ _hideModal() {
+ this._element.style.display = 'none'
+ this._element.setAttribute('aria-hidden', true)
+ this._isTransitioning = false
+ this._showBackdrop(() => {
+ $(document.body).removeClass(ClassName.OPEN)
+ this._resetAdjustments()
+ this._resetScrollbar()
+ $(this._element).trigger(Event.HIDDEN)
+ })
+ }
+
+ _removeBackdrop() {
+ if (this._backdrop) {
+ $(this._backdrop).remove()
+ this._backdrop = null
+ }
+ }
+
+ _showBackdrop(callback) {
+ const animate = $(this._element).hasClass(ClassName.FADE)
+ ? ClassName.FADE : ''
+
+ if (this._isShown && this._config.backdrop) {
+ this._backdrop = document.createElement('div')
+ this._backdrop.className = ClassName.BACKDROP
+
+ if (animate) {
+ this._backdrop.classList.add(animate)
+ }
+
+ $(this._backdrop).appendTo(document.body)
+
+ $(this._element).on(Event.CLICK_DISMISS, (event) => {
+ if (this._ignoreBackdropClick) {
+ this._ignoreBackdropClick = false
+ return
+ }
+ if (event.target !== event.currentTarget) {
+ return
+ }
+ if (this._config.backdrop === 'static') {
+ this._element.focus()
+ } else {
+ this.hide()
+ }
+ })
+
+ if (animate) {
+ Util.reflow(this._backdrop)
+ }
+
+ $(this._backdrop).addClass(ClassName.SHOW)
+
+ if (!callback) {
+ return
+ }
+
+ if (!animate) {
+ callback()
+ return
+ }
+
+ const backdropTransitionDuration = Util.getTransitionDurationFromElement(this._backdrop)
+
+ $(this._backdrop)
+ .one(Util.TRANSITION_END, callback)
+ .emulateTransitionEnd(backdropTransitionDuration)
+ } else if (!this._isShown && this._backdrop) {
+ $(this._backdrop).removeClass(ClassName.SHOW)
+
+ const callbackRemove = () => {
+ this._removeBackdrop()
+ if (callback) {
+ callback()
+ }
+ }
+
+ if ($(this._element).hasClass(ClassName.FADE)) {
+ const backdropTransitionDuration = Util.getTransitionDurationFromElement(this._backdrop)
+
+ $(this._backdrop)
+ .one(Util.TRANSITION_END, callbackRemove)
+ .emulateTransitionEnd(backdropTransitionDuration)
+ } else {
+ callbackRemove()
+ }
+ } else if (callback) {
+ callback()
+ }
+ }
+
+ // ----------------------------------------------------------------------
+ // the following methods are used to handle overflowing modals
+ // todo (fat): these should probably be refactored out of modal.js
+ // ----------------------------------------------------------------------
+
+ _adjustDialog() {
+ const isModalOverflowing =
+ this._element.scrollHeight > document.documentElement.clientHeight
+
+ if (!this._isBodyOverflowing && isModalOverflowing) {
+ this._element.style.paddingLeft = `${this._scrollbarWidth}px`
+ }
+
+ if (this._isBodyOverflowing && !isModalOverflowing) {
+ this._element.style.paddingRight = `${this._scrollbarWidth}px`
+ }
+ }
+
+ _resetAdjustments() {
+ this._element.style.paddingLeft = ''
+ this._element.style.paddingRight = ''
+ }
+
+ _checkScrollbar() {
+ const rect = document.body.getBoundingClientRect()
+ this._isBodyOverflowing = rect.left + rect.right < window.innerWidth
+ this._scrollbarWidth = this._getScrollbarWidth()
+ }
+
+ _setScrollbar() {
+ if (this._isBodyOverflowing) {
+ // Note: DOMNode.style.paddingRight returns the actual value or '' if not set
+ // while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
+ const fixedContent = [].slice.call(document.querySelectorAll(Selector.FIXED_CONTENT))
+ const stickyContent = [].slice.call(document.querySelectorAll(Selector.STICKY_CONTENT))
+
+ // Adjust fixed content padding
+ $(fixedContent).each((index, element) => {
+ const actualPadding = element.style.paddingRight
+ const calculatedPadding = $(element).css('padding-right')
+ $(element)
+ .data('padding-right', actualPadding)
+ .css('padding-right', `${parseFloat(calculatedPadding) + this._scrollbarWidth}px`)
+ })
+
+ // Adjust sticky content margin
+ $(stickyContent).each((index, element) => {
+ const actualMargin = element.style.marginRight
+ const calculatedMargin = $(element).css('margin-right')
+ $(element)
+ .data('margin-right', actualMargin)
+ .css('margin-right', `${parseFloat(calculatedMargin) - this._scrollbarWidth}px`)
+ })
+
+ // Adjust body padding
+ const actualPadding = document.body.style.paddingRight
+ const calculatedPadding = $(document.body).css('padding-right')
+ $(document.body)
+ .data('padding-right', actualPadding)
+ .css('padding-right', `${parseFloat(calculatedPadding) + this._scrollbarWidth}px`)
+ }
+ }
+
+ _resetScrollbar() {
+ // Restore fixed content padding
+ const fixedContent = [].slice.call(document.querySelectorAll(Selector.FIXED_CONTENT))
+ $(fixedContent).each((index, element) => {
+ const padding = $(element).data('padding-right')
+ $(element).removeData('padding-right')
+ element.style.paddingRight = padding ? padding : ''
+ })
+
+ // Restore sticky content
+ const elements = [].slice.call(document.querySelectorAll(`${Selector.STICKY_CONTENT}`))
+ $(elements).each((index, element) => {
+ const margin = $(element).data('margin-right')
+ if (typeof margin !== 'undefined') {
+ $(element).css('margin-right', margin).removeData('margin-right')
+ }
+ })
+
+ // Restore body padding
+ const padding = $(document.body).data('padding-right')
+ $(document.body).removeData('padding-right')
+ document.body.style.paddingRight = padding ? padding : ''
+ }
+
+ _getScrollbarWidth() { // thx d.walsh
+ const scrollDiv = document.createElement('div')
+ scrollDiv.className = ClassName.SCROLLBAR_MEASURER
+ document.body.appendChild(scrollDiv)
+ const scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth
+ document.body.removeChild(scrollDiv)
+ return scrollbarWidth
+ }
+
+ // Static
+
+ static _jQueryInterface(config, relatedTarget) {
+ return this.each(function () {
+ let data = $(this).data(DATA_KEY)
+ const _config = {
+ ...Default,
+ ...$(this).data(),
+ ...typeof config === 'object' && config ? config : {}
+ }
+
+ if (!data) {
+ data = new Modal(this, _config)
+ $(this).data(DATA_KEY, data)
+ }
+
+ if (typeof config === 'string') {
+ if (typeof data[config] === 'undefined') {
+ throw new TypeError(`No method named "${config}"`)
+ }
+ data[config](relatedTarget)
+ } else if (_config.show) {
+ data.show(relatedTarget)
+ }
+ })
+ }
+ }
+
+ /**
+ * ------------------------------------------------------------------------
+ * Data Api implementation
+ * ------------------------------------------------------------------------
+ */
+
+ $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
+ let target
+ const selector = Util.getSelectorFromElement(this)
+
+ if (selector) {
+ target = document.querySelector(selector)
+ }
+
+ const config = $(target).data(DATA_KEY)
+ ? 'toggle' : {
+ ...$(target).data(),
+ ...$(this).data()
+ }
+
+ if (this.tagName === 'A' || this.tagName === 'AREA') {
+ event.preventDefault()
+ }
+
+ const $target = $(target).one(Event.SHOW, (showEvent) => {
+ if (showEvent.isDefaultPrevented()) {
+ // Only register focus restorer if modal will actually get shown
+ return
+ }
+
+ $target.one(Event.HIDDEN, () => {
+ if ($(this).is(':visible')) {
+ this.focus()
+ }
+ })
+ })
+
+ Modal._jQueryInterface.call($(target), config, this)
+ })
+
+ /**
+ * ------------------------------------------------------------------------
+ * jQuery
+ * ------------------------------------------------------------------------
+ */
+
+ $.fn[NAME] = Modal._jQueryInterface
+ $.fn[NAME].Constructor = Modal
+ $.fn[NAME].noConflict = function () {
+ $.fn[NAME] = JQUERY_NO_CONFLICT
+ return Modal._jQueryInterface
+ }
+
+ return Modal
+})($)
+
+export default Modal