jQuery(function ($){
"use strict";
var uniqId=(function(){
var i=0;
return function(){
return i++;
}})();
$(".wp-block-gallery").each(function(){
var that=$(this);
that.attr('id', 'gallery-'+uniqId());
that.find('.blocks-gallery-item').each(function(){
var this_gallery_item=$(this);
var item_link=this_gallery_item.find('a').attr('href');
if(item_link){
item_link=item_link.split('.').pop();
if(item_link&&(typeof item_link==='string')&&(item_link=='jpg'||item_link=='jpeg'||item_link=='png'||item_link=='gif') ){
this_gallery_item.find('a').addClass('fresco');
this_gallery_item.find('.fresco').attr('data-fresco-group', that.attr('id'));
if(this_gallery_item.find('figcaption').length > 0){
this_gallery_item.find('.fresco').attr('data-fresco-caption', this_gallery_item.find('figcaption').text());
}}
}});
});
});