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(function () { |
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'use strict'; |
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|
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function withParams(baseUrl, updates) { |
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if (!baseUrl) return ''; |
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try { |
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var u = new URL(baseUrl, window.location.href); |
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Object.keys(updates).forEach(function (k) { |
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u.searchParams.set(k, String(updates[k])); |
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}); |
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return u.toString(); |
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} catch (e) { |
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return baseUrl; |
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} |
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} |
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|
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function extractEmbedSrcFromOEmbed(html) { |
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if (!html) return ''; |
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try { |
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var tmp = document.createElement('div'); |
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tmp.innerHTML = html; |
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var iframe = tmp.querySelector('iframe'); |
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return iframe ? (iframe.getAttribute('src') || '') : ''; |
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} catch (e) { |
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return ''; |
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} |
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} |
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|
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function fetchOEmbedSrc(videoUrl) { |
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if (!videoUrl) return Promise.resolve(''); |
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var endpoint = 'https://vimeo.com/api/oembed.json?url=' + encodeURIComponent(videoUrl); |
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return fetch(endpoint) |
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.then(function (r) { return r.ok ? r.json() : null; }) |
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.then(function (data) { |
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return data && data.html ? extractEmbedSrcFromOEmbed(data.html) : ''; |
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}) |
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.catch(function () { return ''; }); |
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} |
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|
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function buildSrc(embedSrc, id, opts) { |
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var base = embedSrc || ('https://player.vimeo.com/video/' + encodeURIComponent(id)); |
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return withParams(base, { |
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autoplay: opts.autoplay ? 1 : 0, |
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muted: opts.muted ? 1 : 0, |
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loop: opts.loop ? 1 : 0, |
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dnt: opts.dnt ? 1 : 0, |
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title: opts.chrome ? 1 : 0, |
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byline: opts.chrome ? 1 : 0, |
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portrait: opts.chrome ? 1 : 0 |
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}); |
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} |
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|
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function initOne(root) { |
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if (!root || root.__bkbgVmpInit) return; |
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root.__bkbgVmpInit = true; |
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|
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var btn = root.querySelector('.bkbg-vmp-play'); |
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var mount = root.querySelector('.bkbg-vmp-embed'); |
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if (!btn || !mount) return; |
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|
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var embedSrc = root.getAttribute('data-embed-src') || ''; |
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var id = root.getAttribute('data-video-id') || ''; |
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var videoUrl = root.getAttribute('data-video-url') || ''; |
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|
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var opts = { |
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dnt: root.getAttribute('data-dnt') === '1', |
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autoplay: root.getAttribute('data-autoplay') === '1', |
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muted: root.getAttribute('data-muted') === '1', |
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loop: root.getAttribute('data-loop') === '1', |
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chrome: root.getAttribute('data-chrome') === '1' |
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}; |
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|
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function injectIframe(src) { |
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if (!src) return; |
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var iframe = document.createElement('iframe'); |
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iframe.className = 'bkbg-vmp-iframe'; |
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iframe.src = src; |
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iframe.title = 'Vimeo video'; |
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iframe.allow = 'autoplay; fullscreen; picture-in-picture; clipboard-write; encrypted-media'; |
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iframe.referrerPolicy = 'strict-origin-when-cross-origin'; |
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iframe.allowFullscreen = true; |
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|
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mount.innerHTML = ''; |
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mount.appendChild(iframe); |
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root.classList.add('is-playing'); |
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} |
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|
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function play() { |
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if (root.classList.contains('is-playing')) return; |
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|
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// If we already have embedSrc (with hash), use it directly |
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if (embedSrc) { |
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injectIframe(buildSrc(embedSrc, id, opts)); |
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return; |
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} |
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|
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// Fallback: fetch oEmbed on the fly to get the proper iframe src with hash |
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var urlToFetch = videoUrl || (id ? ('https://vimeo.com/' + id) : ''); |
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if (!urlToFetch) return; |
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|
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btn.disabled = true; |
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fetchOEmbedSrc(urlToFetch).then(function (fetchedSrc) { |
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btn.disabled = false; |
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embedSrc = fetchedSrc; // cache for future |
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injectIframe(buildSrc(embedSrc, id, opts)); |
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}); |
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} |
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|
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btn.addEventListener('click', function (e) { |
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e.preventDefault(); |
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play(); |
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}); |
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|
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btn.addEventListener('keydown', function (e) { |
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var key = e.key || e.code; |
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if (key === 'Enter' || key === ' ' || key === 'Spacebar') { |
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e.preventDefault(); |
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play(); |
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} |
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}); |
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} |
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|
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function initAll() { |
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var nodes = document.querySelectorAll('.bkbg-vmp-wrap'); |
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for (var i = 0; i < nodes.length; i++) initOne(nodes[i]); |
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} |
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|
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if (document.readyState === 'loading') { |
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document.addEventListener('DOMContentLoaded', initAll); |
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} else { |
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initAll(); |
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} |
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})(); |
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|
