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(function () { |
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'use strict'; |
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|
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// ── Parse video URL → {type, src, ...} ───────────────────────────────────── |
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function parseVideoUrl(url, autoplay, muted) { |
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if (!url || !url.trim()) return null; |
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url = url.trim(); |
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|
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// YouTube: watch, embed, shorts, youtu.be |
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var ytMatch = url.match( |
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/(?:youtube\.com\/(?:watch\?v=|embed\/|shorts\/)|youtu\.be\/)([a-zA-Z0-9_-]{11})/ |
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); |
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if (ytMatch) { |
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var ytId = ytMatch[1]; |
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var ytQ = 'autoplay=' + (autoplay ? '1' : '0') |
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+ '&mute=' + (muted ? '1' : '0') |
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+ '&rel=0&modestbranding=1&playsinline=1&enablejsapi=1'; |
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return { type: 'iframe', src: 'https://www.youtube.com/embed/' + ytId + '?' + ytQ }; |
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} |
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|
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// Vimeo: vimeo.com/ID or player.vimeo.com/video/ID |
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var vmMatch = url.match(/vimeo\.com\/(?:video\/)?(\d+)/); |
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if (vmMatch) { |
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var vmId = vmMatch[1]; |
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var vmQ = 'autoplay=' + (autoplay ? '1' : '0') |
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+ '&muted=' + (muted ? '1' : '0') |
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+ '&byline=0&portrait=0&title=0'; |
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return { type: 'iframe', src: 'https://player.vimeo.com/video/' + vmId + '?' + vmQ }; |
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} |
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|
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// Direct video file |
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if (/\.(mp4|webm|ogv|ogg)(\?|#|$)/i.test(url)) { |
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return { type: 'video', src: url, autoplay: autoplay, muted: muted }; |
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} |
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|
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// Fallback — use as-is inside an iframe |
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return { type: 'iframe', src: url }; |
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} |
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|
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// ── Close icon SVG ───────────────────────────────────────────────────────── |
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function closeSvg(color) { |
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return '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="18" height="18"' |
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+ ' fill="none" stroke="' + color + '" stroke-width="2.2" stroke-linecap="round">' |
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+ '<line x1="18" y1="6" x2="6" y2="18"/>' |
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+ '<line x1="6" y1="6" x2="18" y2="18"/></svg>'; |
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} |
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|
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// ── Open popup modal ─────────────────────────────────────────────────────── |
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function openModal(opts, triggerBtn) { |
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var video = parseVideoUrl(opts.url, opts.autoplay, opts.muted); |
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if (!video) return; |
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|
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var ratioMap = { '16-9': '56.25%', '4-3': '75%', '1-1': '100%', '21-9': '42.86%' }; |
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var padPct = ratioMap[opts.aspectRatio] || '56.25%'; |
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var blur = parseInt(opts.blur, 10) || 0; |
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|
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// ── Overlay ──────────────────────────────────────────────────────────── |
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var overlay = document.createElement('div'); |
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overlay.className = 'bkbg-vp-modal-overlay'; |
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overlay.setAttribute('role', 'dialog'); |
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overlay.setAttribute('aria-modal', 'true'); |
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overlay.setAttribute('aria-label', 'Video popup'); |
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overlay.style.backgroundColor = opts.overlayColor; |
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if (blur > 0) { |
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overlay.style.backdropFilter = 'blur(' + blur + 'px)'; |
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overlay.style.webkitBackdropFilter = 'blur(' + blur + 'px)'; |
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} |
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|
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// ── Content card ─────────────────────────────────────────────────────── |
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var content = document.createElement('div'); |
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content.className = 'bkbg-vp-modal-content'; |
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content.style.maxWidth = opts.maxWidth + 'px'; |
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content.style.borderRadius = opts.radius + 'px'; |
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|
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// ── Close button ─────────────────────────────────────────────────────── |
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var closeBtn = document.createElement('button'); |
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closeBtn.className = 'bkbg-vp-modal-close'; |
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closeBtn.type = 'button'; |
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closeBtn.setAttribute('aria-label', 'Close video'); |
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closeBtn.style.color = opts.closeColor; |
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closeBtn.innerHTML = closeSvg(opts.closeColor); |
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|
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// ── Iframe / video wrapper ───────────────────────────────────────────── |
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var iWrap = document.createElement('div'); |
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iWrap.className = 'bkbg-vp-modal-iframe-wrap'; |
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iWrap.style.paddingBottom = padPct; |
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|
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// ── Loading spinner ──────────────────────────────────────────────────── |
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var loader = document.createElement('div'); |
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loader.className = 'bkbg-vp-modal-loader'; |
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|
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// ── Media element ────────────────────────────────────────────────────── |
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var mediaEl; |
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if (video.type === 'video') { |
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mediaEl = document.createElement('video'); |
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mediaEl.src = video.src; |
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mediaEl.controls = true; |
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mediaEl.autoplay = video.autoplay; |
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mediaEl.muted = video.muted; |
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mediaEl.playsInline = true; |
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mediaEl.tabIndex = 0; |
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mediaEl.addEventListener('canplay', function () { |
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loader.classList.add('is-hidden'); |
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}); |
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} else { |
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mediaEl = document.createElement('iframe'); |
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mediaEl.src = video.src; |
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mediaEl.setAttribute('allowfullscreen', 'true'); |
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mediaEl.setAttribute('allow', 'autoplay; fullscreen; picture-in-picture; clipboard-write'); |
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mediaEl.setAttribute('title', 'Video'); |
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mediaEl.tabIndex = 0; |
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mediaEl.style.border = 'none'; |
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mediaEl.addEventListener('load', function () { |
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loader.classList.add('is-hidden'); |
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}); |
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} |
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|
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// ── Assemble DOM ─────────────────────────────────────────────────────── |
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iWrap.appendChild(loader); |
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iWrap.appendChild(mediaEl); |
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content.appendChild(closeBtn); |
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content.appendChild(iWrap); |
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overlay.appendChild(content); |
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document.body.appendChild(overlay); |
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document.body.style.overflow = 'hidden'; |
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|
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// ── Animate in (double RAF ensures transition fires) ─────────────────── |
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requestAnimationFrame(function () { |
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requestAnimationFrame(function () { |
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overlay.classList.add('is-open'); |
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closeBtn.focus(); |
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}); |
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}); |
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|
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// ── Teardown ─────────────────────────────────────────────────────────── |
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function close() { |
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overlay.classList.remove('is-open'); |
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document.removeEventListener('keydown', onKeyDown); |
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|
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// Stop playback immediately by clearing src |
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if (mediaEl.tagName.toLowerCase() === 'iframe') { |
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mediaEl.src = ''; |
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} else { |
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try { mediaEl.pause(); } catch (e) { /* noop */ } |
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mediaEl.removeAttribute('src'); |
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mediaEl.load(); |
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} |
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|
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setTimeout(function () { |
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if (overlay.parentNode) { |
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overlay.parentNode.removeChild(overlay); |
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} |
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document.body.style.overflow = ''; |
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if (triggerBtn) { |
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triggerBtn.focus(); |
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} |
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}, 320); // matches CSS transition duration |
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} |
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|
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// Close on close button |
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closeBtn.addEventListener('click', function (e) { |
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e.stopPropagation(); |
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close(); |
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}); |
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|
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// Close on overlay click (if enabled) |
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if (opts.closeOverlay === '1') { |
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overlay.addEventListener('click', function (e) { |
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if (e.target === overlay) { |
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close(); |
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} |
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}); |
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} |
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|
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// ESC key + basic focus trap |
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function onKeyDown(e) { |
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if (e.key === 'Escape') { |
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e.preventDefault(); |
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close(); |
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return; |
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} |
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// Tab cycles focus between close button and iframe/video |
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if (e.key === 'Tab') { |
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e.preventDefault(); |
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if (document.activeElement === closeBtn) { |
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mediaEl.focus(); |
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} else { |
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closeBtn.focus(); |
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} |
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} |
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} |
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|
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document.addEventListener('keydown', onKeyDown); |
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} |
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|
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// ── Initialise all blocks on page ────────────────────────────────────────── |
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function init() { |
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var blocks = document.querySelectorAll('.bkbg-vp-outer[data-vp-url]'); |
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|
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blocks.forEach(function (block) { |
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var btn = block.querySelector('.bkbg-vp-btn'); |
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if (!btn) return; |
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|
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var opts = { |
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url: block.dataset.vpUrl || '', |
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autoplay: block.dataset.vpAutoplay !== '0', |
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muted: block.dataset.vpMuted === '1', |
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maxWidth: parseInt(block.dataset.vpMaxWidth, 10) || 900, |
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radius: parseInt(block.dataset.vpRadius, 10) || 12, |
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aspectRatio: block.dataset.vpRatio || '16-9', |
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overlayColor: block.dataset.vpOverlay || 'rgba(0,0,0,0.88)', |
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blur: block.dataset.vpBlur || '0', |
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closeOverlay: block.dataset.vpCloseOverlay || '1', |
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closeColor: block.dataset.vpCloseColor || '#ffffff' |
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}; |
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|
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// Skip blocks with no URL set |
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if (!opts.url) { |
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btn.setAttribute('aria-disabled', 'true'); |
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btn.style.opacity = '0.5'; |
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btn.style.cursor = 'not-allowed'; |
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return; |
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} |
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|
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// ── JS hover color swap ───────────────────────────────────────────── |
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var hoverBg = btn.dataset.vpBgHover; |
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var hoverTxt = btn.dataset.vpTextHover; |
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|
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if (hoverBg || hoverTxt) { |
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var cachedBg = btn.style.background; |
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var cachedColor = btn.style.color; |
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|
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btn.addEventListener('mouseenter', function () { |
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if (hoverBg) btn.style.background = hoverBg; |
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if (hoverTxt) btn.style.color = hoverTxt; |
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}); |
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btn.addEventListener('mouseleave', function () { |
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btn.style.background = cachedBg; |
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btn.style.color = cachedColor; |
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}); |
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} |
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|
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// ── Click → open modal ────────────────────────────────────────────── |
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btn.addEventListener('click', function () { |
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openModal(opts, btn); |
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}); |
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}); |
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} |
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|
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// ── Boot ─────────────────────────────────────────────────────────────────── |
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if (document.readyState === 'loading') { |
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document.addEventListener('DOMContentLoaded', init); |
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} else { |
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init(); |
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} |
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|
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}()); |
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|
