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Add a template factory helper to handle all template cases (#34519)
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Co-authored-by: XhmikosR <xhmikosr@gmail.com>
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GeoSot and XhmikosR committed Nov 25, 2021
1 parent fa33e83 commit 94a596f
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Showing 10 changed files with 600 additions and 125 deletions.
2 changes: 1 addition & 1 deletion .bundlewatch.config.json
Original file line number Diff line number Diff line change
Expand Up @@ -46,7 +46,7 @@
},
{
"path": "./dist/js/bootstrap.esm.min.js",
"maxSize": "18.25 kB"
"maxSize": "18.5 kB"
},
{
"path": "./dist/js/bootstrap.js",
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10 changes: 6 additions & 4 deletions js/src/popover.js
Original file line number Diff line number Diff line change
Expand Up @@ -78,12 +78,14 @@ class Popover extends Tooltip {
return this.getTitle() || this._getContent()
}

setContent(tip) {
this._sanitizeAndSetContent(tip, this.getTitle(), SELECTOR_TITLE)
this._sanitizeAndSetContent(tip, this._getContent(), SELECTOR_CONTENT)
// Private
_getContentForTemplate() {
return {
[SELECTOR_TITLE]: this.getTitle(),
[SELECTOR_CONTENT]: this._getContent()
}
}

// Private
_getContent() {
return this._resolvePossibleFunction(this._config.content)
}
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129 changes: 47 additions & 82 deletions js/src/tooltip.js
Original file line number Diff line number Diff line change
Expand Up @@ -11,17 +11,16 @@ import {
findShadowRoot,
getElement,
getUID,
isElement,
isRTL,
noop,
typeCheckConfig
} from './util/index'
import { DefaultAllowlist, sanitizeHtml } from './util/sanitizer'
import { DefaultAllowlist } from './util/sanitizer'
import Data from './dom/data'
import EventHandler from './dom/event-handler'
import Manipulator from './dom/manipulator'
import SelectorEngine from './dom/selector-engine'
import BaseComponent from './base-component'
import TemplateFactory from './util/template-factory'

/**
* Constants
Expand All @@ -40,6 +39,7 @@ const CLASS_NAME_SHOW = 'show'
const HOVER_STATE_SHOW = 'show'
const HOVER_STATE_OUT = 'out'

const SELECTOR_TOOLTIP_ARROW = '.tooltip-arrow'
const SELECTOR_TOOLTIP_INNER = '.tooltip-inner'
const SELECTOR_MODAL = `.${CLASS_NAME_MODAL}`

Expand Down Expand Up @@ -132,6 +132,7 @@ class Tooltip extends BaseComponent {
this._hoverState = ''
this._activeTrigger = {}
this._popper = null
this._templateFactory = null

// Protected
this._config = this._getConfig(config)
Expand Down Expand Up @@ -227,23 +228,9 @@ class Tooltip extends BaseComponent {
return
}

// A trick to recreate a tooltip in case a new title is given by using the NOT documented `data-bs-original-title`
// This will be removed later in favor of a `setContent` method
if (this.constructor.NAME === 'tooltip' && this.tip && this.getTitle() !== this.tip.querySelector(SELECTOR_TOOLTIP_INNER).innerHTML) {
this._disposePopper()
this.tip.remove()
this.tip = null
}

const tip = this.getTipElement()
const tipId = getUID(this.constructor.NAME)

tip.setAttribute('id', tipId)
this._element.setAttribute('aria-describedby', tipId)

if (this._config.animation) {
tip.classList.add(CLASS_NAME_FADE)
}
this._element.setAttribute('aria-describedby', tip.getAttribute('id'))

const placement = typeof this._config.placement === 'function' ?
this._config.placement.call(this, tip, this._element) :
Expand All @@ -268,11 +255,6 @@ class Tooltip extends BaseComponent {

tip.classList.add(CLASS_NAME_SHOW)

const customClass = this._resolvePossibleFunction(this._config.customClass)
if (customClass) {
tip.classList.add(...customClass.split(' '))
}

// If this is a touch-enabled device we add extra
// empty mouseover listeners to the body's immediate children;
// only needed because of broken event delegation on iOS
Expand Down Expand Up @@ -360,69 +342,63 @@ class Tooltip extends BaseComponent {
return this.tip
}

const element = document.createElement('div')
element.innerHTML = this._config.template
const templateFactory = this._getTemplateFactory(this._getContentForTemplate())

const tip = element.children[0]
this.setContent(tip)
const tip = templateFactory.toHtml()
tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW)

this.tip = tip
return this.tip
}

setContent(tip) {
this._sanitizeAndSetContent(tip, this.getTitle(), SELECTOR_TOOLTIP_INNER)
}
const tipId = getUID(this.constructor.NAME).toString()

_sanitizeAndSetContent(template, content, selector) {
const templateElement = SelectorEngine.findOne(selector, template)
tip.setAttribute('id', tipId)

if (!content && templateElement) {
templateElement.remove()
return
if (this._config.animation) {
tip.classList.add(CLASS_NAME_FADE)
}

// we use append for html objects to maintain js events
this.setElementContent(templateElement, content)
this.tip = tip
return this.tip
}

setElementContent(element, content) {
if (element === null) {
return
setContent(content) {
let isShown = false
if (this.tip) {
isShown = this.tip.classList.contains(CLASS_NAME_SHOW)
this.tip.remove()
}

if (isElement(content)) {
content = getElement(content)
this._disposePopper()

// content is a DOM node or a jQuery
if (this._config.html) {
if (content.parentNode !== element) {
element.innerHTML = ''
element.append(content)
}
} else {
element.textContent = content.textContent
}
this.tip = this._getTemplateFactory(content).toHtml()

return
if (isShown) {
this.show()
}
}

if (this._config.html) {
if (this._config.sanitize) {
content = sanitizeHtml(content, this._config.allowList, this._config.sanitizeFn)
}

element.innerHTML = content // lgtm [js/xss-through-dom]
_getTemplateFactory(content) {
if (this._templateFactory) {
this._templateFactory.changeContent(content)
} else {
element.textContent = content
this._templateFactory = new TemplateFactory({
...this._config,
// the `content` var has to be after `this._config`
// to override config.content in case of popover
content,
extraClass: this._resolvePossibleFunction(this._config.customClass)
})
}

return this._templateFactory
}

getTitle() {
const title = this._element.getAttribute('data-bs-original-title') || this._config.title
_getContentForTemplate() {
return {
[SELECTOR_TOOLTIP_INNER]: this.getTitle()
}
}

return this._resolvePossibleFunction(title)
getTitle() {
return this._resolvePossibleFunction(this._config.title) || this._element.getAttribute('title')
}

updateAttachment(attachment) {
Expand Down Expand Up @@ -456,8 +432,8 @@ class Tooltip extends BaseComponent {
return offset
}

_resolvePossibleFunction(content) {
return typeof content === 'function' ? content.call(this._element) : content
_resolvePossibleFunction(arg) {
return typeof arg === 'function' ? arg.call(this._element) : arg
}

_getPopperConfig(attachment) {
Expand Down Expand Up @@ -485,7 +461,7 @@ class Tooltip extends BaseComponent {
{
name: 'arrow',
options: {
element: `.${this.constructor.NAME}-arrow`
element: SELECTOR_TOOLTIP_ARROW
}
},
{
Expand Down Expand Up @@ -556,15 +532,9 @@ class Tooltip extends BaseComponent {

_fixTitle() {
const title = this._element.getAttribute('title')
const originalTitleType = typeof this._element.getAttribute('data-bs-original-title')

if (title || originalTitleType !== 'string') {
this._element.setAttribute('data-bs-original-title', title || '')
if (title && !this._element.getAttribute('aria-label') && !this._element.textContent) {
this._element.setAttribute('aria-label', title)
}

this._element.setAttribute('title', '')
if (title && !this._element.getAttribute('aria-label') && !this._element.textContent) {
this._element.setAttribute('aria-label', title)
}
}

Expand Down Expand Up @@ -670,11 +640,6 @@ class Tooltip extends BaseComponent {
}

typeCheckConfig(NAME, config, this.constructor.DefaultType)

if (config.sanitize) {
config.template = sanitizeHtml(config.template, config.allowList, config.sanitizeFn)
}

return config
}

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