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<script src="//cdnjs.cloudflare.com/ajax/libs/photoswipe/5.3.7/umd/photoswipe-lightbox.umd.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/photoswipe/5.3.7/umd/photoswipe.umd.min.js"></script>
<link
href="//cdnjs.cloudflare.com/ajax/libs/photoswipe/5.3.7/photoswipe.min.css"
rel="stylesheet"
/>
<style>
.pswp .pswp__container .pswp__img {
background-color: white;
}
</style>
<script>
function initPhotoSwipe() {
let customOptions = {};
try {
const data = `{{ site.photo_previewer }}`.replaceAll("=>", ":");
customOptions = JSON.parse(data);
} catch (e) {
console.error("Invalid custom photo previewer options! " + e.message);
}
// Define object and gallery options
const options = Object.assign(
{
gallery: "section.main",
children: "a.photo-swipe",
photo_scale: 2,
// dynamic import is not supported in UMD version
pswpModule: PhotoSwipe,
},
customOptions
);
const galleryEl = document.querySelector(options.gallery);
if (!galleryEl) {
return;
}
const imgEls = [];
const els = galleryEl.querySelectorAll("img:not(.emoji)");
els.forEach((el) => {
if (!imgEls.includes(el)) {
imgEls.push(el);
}
});
if (imgEls.length === 0) {
return;
}
imgEls.forEach((imgEl) => {
imgEl.outerHTML = `
<a class="photo-swipe"
href="${imgEl.src}"
data-pswp-width="${
Math.max(imgEl.naturalWidth, imgEl.width) * options.photo_scale
}"
data-pswp-height="${
Math.max(imgEl.naturalHeight, imgEl.height) * options.photo_scale
}"
data-pswp-caption="${imgEl.getAttribute("caption") || imgEl.alt}"
target="_blank">
${imgEl.outerHTML}
</a>`;
});
// Initialize PhotoSwipe 5
var lightbox = new PhotoSwipeLightbox(options);
lightbox.init();
}
window.addEventListener("load", initPhotoSwipe);
</script>
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