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class Slider { |
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constructor(element) { |
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this.options = { |
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infinite: 1, |
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classNameFrame: 'slider-block__frame', |
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classNameSlideContainer: 'slider-block__slides', |
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enableMouseEvents: true, |
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classNamePrevCtrl: 'prev', |
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classNameNextCtrl: 'right', |
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slideSpeed: 300 |
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}; |
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this.element = element; |
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this.slides = this.element.querySelectorAll('*[data-item]'); |
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if (this.element.hasAttribute('data-options')) { |
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this.options = Object.assign(this.options, JSON.parse(this.element.getAttribute('data-options'))); |
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} |
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this.instance = lory(this.element, this.options); |
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this.bindEvents(); |
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} |
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bindEvents() { |
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[].forEach.call(this.element.querySelectorAll('*[data-item="video"]'), (videoElement) => { |
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let playButton = videoElement.querySelector('.slider-block__overlay--play-button'); |
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playButton.addEventListener('click', () => { |
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this.currentElement = videoElement; |
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if (this.currentElement.hasAttribute('data-embed')) { |
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utils.addClass(this.currentElement, 'has-embed'); |
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this.embedLink = this.currentElement.getAttribute('data-embed'); |
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this.play(); |
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} |
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}); |
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}); |
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this.element.addEventListener('after.lory.slide', (events) => { |
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this.stop(); |
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let currentSlide = this.getCurrentSlide(events.detail.currentSlide); |
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if (currentSlide && currentSlide.hasAttribute('data-autoplay') && parseInt(currentSlide.getAttribute('data-autoplay')) === 1) { |
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this.currentElement = currentSlide; |
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if (this.currentElement.hasAttribute('data-embed')) { |
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utils.addClass(this.currentElement, 'has-embed'); |
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this.embedLink = this.currentElement.getAttribute('data-embed'); |
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this.play(); |
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} |
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} |
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}); |
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} |
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getCurrentSlide(index) { |
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let currentIndex = index - 1; |
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if (currentIndex in this.slides) { |
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return this.slides[currentIndex]; |
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} |
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return false; |
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} |
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stop() { |
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if (this.currentElement && utils.hasClass(this.currentElement, 'has-embed')) { |
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utils.removeClass(this.currentElement, 'has-embed'); |
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this.content = this.currentElement.querySelector('.slider-block__content'); |
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this.content.innerHTML = this.contentBefore; |
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this.embedLink = null; |
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this.content = null; |
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this.currentElement = null; |
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} |
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} |
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play() { |
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this.content = this.currentElement.querySelector('.slider-block__content'); |
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this.contentBefore = this.content.innerHTML; |
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this.content.innerHTML = ` |
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<div class="slider-block__content--embed"> |
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<iframe src="${this.embedLink}" width="100%" height="100%" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe> |
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</div> |
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`; |
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} |
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} |
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export default Slider; |
Pixelneat /
silverstripe-content-blocks
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This checks looks for references to variables that have not been declared. This is most likey a typographical error or a variable has been renamed.
To learn more about declaring variables in Javascript, see the MDN.