From f9c4cf44d61daef0f1ad177209f513a8b4b4ffb7 Mon Sep 17 00:00:00 2001
From: NoahPeeters <noah@noahpeeters.de>
Date: Sat, 4 Jul 2020 00:09:48 +0200
Subject: [PATCH] Provide option to exclude img from photoswipe

Hides all images with the attribute `photoswipe="false"`.
---
 layouts/partials/body/photoswipe.html | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/layouts/partials/body/photoswipe.html b/layouts/partials/body/photoswipe.html
index fa94498..102c4a7 100644
--- a/layouts/partials/body/photoswipe.html
+++ b/layouts/partials/body/photoswipe.html
@@ -99,7 +99,6 @@ document.addEventListener('DOMContentLoaded', function () {
   var captionElem = document.querySelector('.modal__caption');
   var pagingElem = document.querySelector('.modal__paging');
   var itemsElem = document.querySelector('.modal__items');
-  var imgTotalNum = null;
   var myFadeTimeout = null;
   var mySwipe = null;
   var keydownFunction = function (e) {
@@ -114,13 +113,19 @@ document.addEventListener('DOMContentLoaded', function () {
     }
   }
 
-  if (galleryContainerElem) {
-    imgTotalNum = galleryContainerElem.querySelectorAll('img').length;
-  } else {
+  if (!galleryContainerElem) {
     galleryContainerElem = document.querySelector('.single__contents');
-    imgTotalNum = galleryContainerElem.querySelectorAll('img').length;
   }
 
+  var allImages = [];
+  galleryContainerElem.querySelectorAll('img').forEach(function (elem) {
+    if (elem.getAttribute('photoswipe') != "false") {
+      allImages.push(elem);
+    }
+  });
+
+  var imgTotalNum = allImages.length;
+
   MicroModal.init({
     onClose: function () {
       if (mySwipe) {
@@ -148,7 +153,7 @@ document.addEventListener('DOMContentLoaded', function () {
     });
   }
 
-  galleryContainerElem.querySelectorAll('img').forEach(function (elem, idx) {
+  allImages.forEach(function (elem, idx) {
     elem.style.cursor = 'pointer';
 
     var clonedElem = elem.cloneNode(true);