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separate autoplay from placeholder, correct url params for embeds to w… #62

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merged 1 commit into from
May 2, 2024
Merged

separate autoplay from placeholder, correct url params for embeds to w… #62

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65 changes: 50 additions & 15 deletions blocks/video/video.js
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Original file line number Diff line number Diff line change
Expand Up @@ -4,37 +4,71 @@
* https://www.hlx.live/developer/block-collection/video
*/

function embedYoutube(url, autoplay) {
function embedYoutube(url, replacePlaceholder, autoplay) {
const usp = new URLSearchParams(url.search);
const suffix = autoplay ? '&muted=1&autoplay=1' : '';
let suffix = '';
if (replacePlaceholder || autoplay) {
const suffixParams = {
autoplay: '1',
mute: autoplay ? '1' : '0',
controls: autoplay ? '0' : '1',
disablekb: autoplay ? '1' : '0',
loop: autoplay ? '1' : '0',
playsinline: autoplay ? '1' : '0',
};
suffix = `&${Object.entries(suffixParams).map(([k, v]) => `${k}=${encodeURIComponent(v)}`).join('&')}`;
}
let vid = usp.get('v') ? encodeURIComponent(usp.get('v')) : '';
const embed = url.pathname;
if (url.origin.includes('youtu.be')) {
[, vid] = url.pathname.split('/');
}
return `<div style="left: 0; width: 100%; height: 0; position: relative; padding-bottom: 56.25%;">

const temp = document.createElement('div');
temp.innerHTML = `<div style="left: 0; width: 100%; height: 0; position: relative; padding-bottom: 56.25%;">
<iframe src="https://www.youtube.com${vid ? `/embed/${vid}?rel=0&v=${vid}${suffix}` : embed}" style="border: 0; top: 0; left: 0; width: 100%; height: 100%; position: absolute;"
allow="autoplay; fullscreen; picture-in-picture; encrypted-media; accelerometer; gyroscope; picture-in-picture" allowfullscreen="" scrolling="no" title="Content from Youtube" loading="lazy"></iframe>
</div>`;
return temp.children.item(0);
}

function embedVimeo(url, autoplay) {
function embedVimeo(url, replacePlaceholder, autoplay) {
const [, video] = url.pathname.split('/');
const suffix = autoplay ? '?muted=1&autoplay=1' : '';
return `<div style="left: 0; width: 100%; height: 0; position: relative; padding-bottom: 56.25%;">
let suffix = '';
if (replacePlaceholder || autoplay) {
const suffixParams = {
autoplay: '1',
background: autoplay ? '1' : '0',
};
suffix = `?${Object.entries(suffixParams).map(([k, v]) => `${k}=${encodeURIComponent(v)}`).join('&')}`;
}
const temp = document.createElement('div');
temp.innerHTML = `<div style="left: 0; width: 100%; height: 0; position: relative; padding-bottom: 56.25%;">
<iframe src="https://player.vimeo.com/video/${video}${suffix}"
style="border: 0; top: 0; left: 0; width: 100%; height: 100%; position: absolute;"
frameborder="0" allow="autoplay; fullscreen; picture-in-picture" allowfullscreen
title="Content from Vimeo" loading="lazy"></iframe>
</div>`;
return temp.children.item(0);
}

function getVideoElement(source, autoplay) {
function getVideoElement(source, replacePlaceholder, autoplay) {
const video = document.createElement('video');
video.setAttribute('controls', '');
video.dataset.loading = 'true';
video.addEventListener('loadedmetadata', () => delete video.dataset.loading);
if (autoplay) video.setAttribute('autoplay', '');
if (autoplay || replacePlaceholder) {
video.setAttribute('autoplay', '');
if (autoplay) {
video.setAttribute('loop', '');
video.setAttribute('playsinline', '');
video.removeAttribute('controls');
video.addEventListener('canplay', () => {
video.muted = true;
video.play();
});
}
}

const sourceEl = document.createElement('source');
sourceEl.setAttribute('src', source);
Expand All @@ -44,7 +78,7 @@ function getVideoElement(source, autoplay) {
return video;
}

const loadVideoEmbed = (block, link, autoplay) => {
const loadVideoEmbed = (block, link, replacePlaceholder, autoplay) => {
if (block.dataset.embedIsLoaded) {
return;
}
Expand All @@ -54,14 +88,15 @@ const loadVideoEmbed = (block, link, autoplay) => {
const isVimeo = link.includes('vimeo');
const isMp4 = link.includes('.mp4');

let embedEl;
if (isYoutube) {
block.innerHTML = embedYoutube(url, autoplay);
embedEl = embedYoutube(url, replacePlaceholder, autoplay);
} else if (isVimeo) {
block.innerHTML = embedVimeo(url, autoplay);
embedEl = embedVimeo(url, replacePlaceholder, autoplay);
} else if (isMp4) {
block.textContent = '';
block.append(getVideoElement(link, autoplay));
embedEl = getVideoElement(link, replacePlaceholder, autoplay);
}
block.replaceChildren(embedEl);

block.dataset.embedIsLoaded = true;
};
Expand All @@ -77,15 +112,15 @@ export default async function decorate(block) {
wrapper.innerHTML = '<div class="video-placeholder-play"><button type="button" title="Play"></button></div>';
wrapper.prepend(placeholder);
wrapper.addEventListener('click', () => {
loadVideoEmbed(block, link, true);
loadVideoEmbed(block, link, true, false);
});
block.append(wrapper);
} else {
block.classList.add('lazy-loading');
const observer = new IntersectionObserver((entries) => {
if (entries.some((e) => e.isIntersecting)) {
observer.disconnect();
loadVideoEmbed(block, link, false);
loadVideoEmbed(block, link, false, block.classList.contains('autoplay'));
block.classList.remove('lazy-loading');
}
});
Expand Down