File: /www/wwwroot/biographybirthday.com/wp-content/plugins/ewww-image-optimizer/includes/load_webp.js
/*globals jQuery,Window,HTMLElement,HTMLDocument,HTMLCollection,NodeList,MutationObserver */
/*exported Arrive*/
/*jshint latedef:false */
/*
* arrive.js
* v2.4.1
* https://github.com/uzairfarooq/arrive
* MIT licensed
*
* Copyright (c) 2014-2017 Uzair Farooq
*/
var Arrive = (function(window, $, undefined) {
"use strict";
if(!window.MutationObserver || typeof HTMLElement === 'undefined'){
return; //for unsupported browsers
}
var arriveUniqueId = 0;
var utils = (function() {
var matches = HTMLElement.prototype.matches || HTMLElement.prototype.webkitMatchesSelector || HTMLElement.prototype.mozMatchesSelector
|| HTMLElement.prototype.msMatchesSelector;
return {
matchesSelector: function(elem, selector) {
return elem instanceof HTMLElement && matches.call(elem, selector);
},
// to enable function overloading - By John Resig (MIT Licensed)
addMethod: function (object, name, fn) {
var old = object[ name ];
object[ name ] = function(){
if ( fn.length == arguments.length ) {
return fn.apply( this, arguments );
}
else if ( typeof old == 'function' ) {
return old.apply( this, arguments );
}
};
},
callCallbacks: function(callbacksToBeCalled, registrationData) {
if (registrationData && registrationData.options.onceOnly && registrationData.firedElems.length == 1) {
// as onlyOnce param is true, make sure we fire the event for only one item
callbacksToBeCalled = [callbacksToBeCalled[0]];
}
for (var i = 0, cb; (cb = callbacksToBeCalled[i]); i++) {
if (cb && cb.callback) {
cb.callback.call(cb.elem, cb.elem);
}
}
if (registrationData && registrationData.options.onceOnly && registrationData.firedElems.length == 1) {
// unbind event after first callback as onceOnly is true.
registrationData.me.unbindEventWithSelectorAndCallback.call(
registrationData.target, registrationData.selector, registrationData.callback
);
}
},
// traverse through all descendants of a node to check if event should be fired for any descendant
checkChildNodesRecursively: function(nodes, registrationData, matchFunc, callbacksToBeCalled) {
// check each new node if it matches the selector
for (var i=0, node; (node = nodes[i]); i++) {
if (matchFunc(node, registrationData, callbacksToBeCalled)) {
callbacksToBeCalled.push({ callback: registrationData.callback, elem: node });
}
if (node.childNodes.length > 0) {
utils.checkChildNodesRecursively(node.childNodes, registrationData, matchFunc, callbacksToBeCalled);
}
}
},
mergeArrays: function(firstArr, secondArr){
// Overwrites default options with user-defined options.
var options = {},
attrName;
for (attrName in firstArr) {
if (firstArr.hasOwnProperty(attrName)) {
options[attrName] = firstArr[attrName];
}
}
for (attrName in secondArr) {
if (secondArr.hasOwnProperty(attrName)) {
options[attrName] = secondArr[attrName];
}
}
return options;
},
toElementsArray: function (elements) {
// check if object is an array (or array like object)
// Note: window object has .length property but it's not array of elements so don't consider it an array
if (typeof elements !== "undefined" && (typeof elements.length !== "number" || elements === window)) {
elements = [elements];
}
return elements;
}
};
})();
// Class to maintain state of all registered events of a single type
var EventsBucket = (function() {
var EventsBucket = function() {
// holds all the events
this._eventsBucket = [];
// function to be called while adding an event, the function should do the event initialization/registration
this._beforeAdding = null;
// function to be called while removing an event, the function should do the event destruction
this._beforeRemoving = null;
};
EventsBucket.prototype.addEvent = function(target, selector, options, callback) {
var newEvent = {
target: target,
selector: selector,
options: options,
callback: callback,
firedElems: []
};
if (this._beforeAdding) {
this._beforeAdding(newEvent);
}
this._eventsBucket.push(newEvent);
return newEvent;
};
EventsBucket.prototype.removeEvent = function(compareFunction) {
for (var i=this._eventsBucket.length - 1, registeredEvent; (registeredEvent = this._eventsBucket[i]); i--) {
if (compareFunction(registeredEvent)) {
if (this._beforeRemoving) {
this._beforeRemoving(registeredEvent);
}
// mark callback as null so that even if an event mutation was already triggered it does not call callback
var removedEvents = this._eventsBucket.splice(i, 1);
if (removedEvents && removedEvents.length) {
removedEvents[0].callback = null;
}
}
}
};
EventsBucket.prototype.beforeAdding = function(beforeAdding) {
this._beforeAdding = beforeAdding;
};
EventsBucket.prototype.beforeRemoving = function(beforeRemoving) {
this._beforeRemoving = beforeRemoving;
};
return EventsBucket;
})();
/**
* @constructor
* General class for binding/unbinding arrive and leave events
*/
var MutationEvents = function(getObserverConfig, onMutation) {
var eventsBucket = new EventsBucket(),
me = this;
var defaultOptions = {
fireOnAttributesModification: false
};
// actual event registration before adding it to bucket
eventsBucket.beforeAdding(function(registrationData) {
var
target = registrationData.target,
observer;
// mutation observer does not work on window or document
if (target === window.document || target === window) {
target = document.getElementsByTagName("html")[0];
}
// Create an observer instance
observer = new MutationObserver(function(e) {
onMutation.call(this, e, registrationData);
});
var config = getObserverConfig(registrationData.options);
observer.observe(target, config);
registrationData.observer = observer;
registrationData.me = me;
});
// cleanup/unregister before removing an event
eventsBucket.beforeRemoving(function (eventData) {
eventData.observer.disconnect();
});
this.bindEvent = function(selector, options, callback) {
options = utils.mergeArrays(defaultOptions, options);
var elements = utils.toElementsArray(this);
for (var i = 0; i < elements.length; i++) {
eventsBucket.addEvent(elements[i], selector, options, callback);
}
};
this.unbindEvent = function() {
var elements = utils.toElementsArray(this);
eventsBucket.removeEvent(function(eventObj) {
for (var i = 0; i < elements.length; i++) {
if (this === undefined || eventObj.target === elements[i]) {
return true;
}
}
return false;
});
};
this.unbindEventWithSelectorOrCallback = function(selector) {
var elements = utils.toElementsArray(this),
callback = selector,
compareFunction;
if (typeof selector === "function") {
compareFunction = function(eventObj) {
for (var i = 0; i < elements.length; i++) {
if ((this === undefined || eventObj.target === elements[i]) && eventObj.callback === callback) {
return true;
}
}
return false;
};
}
else {
compareFunction = function(eventObj) {
for (var i = 0; i < elements.length; i++) {
if ((this === undefined || eventObj.target === elements[i]) && eventObj.selector === selector) {
return true;
}
}
return false;
};
}
eventsBucket.removeEvent(compareFunction);
};
this.unbindEventWithSelectorAndCallback = function(selector, callback) {
var elements = utils.toElementsArray(this);
eventsBucket.removeEvent(function(eventObj) {
for (var i = 0; i < elements.length; i++) {
if ((this === undefined || eventObj.target === elements[i]) && eventObj.selector === selector && eventObj.callback === callback) {
return true;
}
}
return false;
});
};
return this;
};
/**
* @constructor
* Processes 'arrive' events
*/
var ArriveEvents = function() {
// Default options for 'arrive' event
var arriveDefaultOptions = {
fireOnAttributesModification: false,
onceOnly: false,
existing: false
};
function getArriveObserverConfig(options) {
var config = {
attributes: false,
childList: true,
subtree: true
};
if (options.fireOnAttributesModification) {
config.attributes = true;
}
return config;
}
function onArriveMutation(mutations, registrationData) {
mutations.forEach(function( mutation ) {
var newNodes = mutation.addedNodes,
targetNode = mutation.target,
callbacksToBeCalled = [],
node;
// If new nodes are added
if( newNodes !== null && newNodes.length > 0 ) {
utils.checkChildNodesRecursively(newNodes, registrationData, nodeMatchFunc, callbacksToBeCalled);
}
else if (mutation.type === "attributes") {
if (nodeMatchFunc(targetNode, registrationData, callbacksToBeCalled)) {
callbacksToBeCalled.push({ callback: registrationData.callback, elem: targetNode });
}
}
utils.callCallbacks(callbacksToBeCalled, registrationData);
});
}
function nodeMatchFunc(node, registrationData, callbacksToBeCalled) {
// check a single node to see if it matches the selector
if (utils.matchesSelector(node, registrationData.selector)) {
if(node._id === undefined) {
node._id = arriveUniqueId++;
}
// make sure the arrive event is not already fired for the element
if (registrationData.firedElems.indexOf(node._id) == -1) {
registrationData.firedElems.push(node._id);
return true;
}
}
return false;
}
arriveEvents = new MutationEvents(getArriveObserverConfig, onArriveMutation);
var mutationBindEvent = arriveEvents.bindEvent;
// override bindEvent function
arriveEvents.bindEvent = function(selector, options, callback) {
if (typeof callback === "undefined") {
callback = options;
options = arriveDefaultOptions;
} else {
options = utils.mergeArrays(arriveDefaultOptions, options);
}
var elements = utils.toElementsArray(this);
if (options.existing) {
var existing = [];
for (var i = 0; i < elements.length; i++) {
var nodes = elements[i].querySelectorAll(selector);
for (var j = 0; j < nodes.length; j++) {
existing.push({ callback: callback, elem: nodes[j] });
}
}
// no need to bind event if the callback has to be fired only once and we have already found the element
if (options.onceOnly && existing.length) {
return callback.call(existing[0].elem, existing[0].elem);
}
setTimeout(utils.callCallbacks, 1, existing);
}
mutationBindEvent.call(this, selector, options, callback);
};
return arriveEvents;
};
/**
* @constructor
* Processes 'leave' events
*/
var LeaveEvents = function() {
// Default options for 'leave' event
var leaveDefaultOptions = {};
function getLeaveObserverConfig() {
var config = {
childList: true,
subtree: true
};
return config;
}
function onLeaveMutation(mutations, registrationData) {
mutations.forEach(function( mutation ) {
var removedNodes = mutation.removedNodes,
callbacksToBeCalled = [];
if( removedNodes !== null && removedNodes.length > 0 ) {
utils.checkChildNodesRecursively(removedNodes, registrationData, nodeMatchFunc, callbacksToBeCalled);
}
utils.callCallbacks(callbacksToBeCalled, registrationData);
});
}
function nodeMatchFunc(node, registrationData) {
return utils.matchesSelector(node, registrationData.selector);
}
leaveEvents = new MutationEvents(getLeaveObserverConfig, onLeaveMutation);
var mutationBindEvent = leaveEvents.bindEvent;
// override bindEvent function
leaveEvents.bindEvent = function(selector, options, callback) {
if (typeof callback === "undefined") {
callback = options;
options = leaveDefaultOptions;
} else {
options = utils.mergeArrays(leaveDefaultOptions, options);
}
mutationBindEvent.call(this, selector, options, callback);
};
return leaveEvents;
};
var arriveEvents = new ArriveEvents(),
leaveEvents = new LeaveEvents();
function exposeUnbindApi(eventObj, exposeTo, funcName) {
// expose unbind function with function overriding
utils.addMethod(exposeTo, funcName, eventObj.unbindEvent);
utils.addMethod(exposeTo, funcName, eventObj.unbindEventWithSelectorOrCallback);
utils.addMethod(exposeTo, funcName, eventObj.unbindEventWithSelectorAndCallback);
}
/*** expose APIs ***/
function exposeApi(exposeTo) {
exposeTo.arrive = arriveEvents.bindEvent;
exposeUnbindApi(arriveEvents, exposeTo, "unbindArrive");
exposeTo.leave = leaveEvents.bindEvent;
exposeUnbindApi(leaveEvents, exposeTo, "unbindLeave");
}
if ($) {
exposeApi($.fn);
}
exposeApi(HTMLElement.prototype);
exposeApi(NodeList.prototype);
exposeApi(HTMLCollection.prototype);
exposeApi(HTMLDocument.prototype);
exposeApi(Window.prototype);
var Arrive = {};
// expose functions to unbind all arrive/leave events
exposeUnbindApi(arriveEvents, Arrive, "unbindAllArrive");
exposeUnbindApi(leaveEvents, Arrive, "unbindAllLeave");
return Arrive;
})(window, typeof jQuery === 'undefined' ? null : jQuery, undefined);
var ewww_webp_supported = false;
// webp detection adapted from https://developers.google.com/speed/webp/faq#how_can_i_detect_browser_support_using_javascript
function check_webp_feature(feature, callback) {
if (ewww_webp_supported) {
callback(ewww_webp_supported);
return;
}
var kTestImages = {
alpha: "UklGRkoAAABXRUJQVlA4WAoAAAAQAAAAAAAAAAAAQUxQSAwAAAARBxAR/Q9ERP8DAABWUDggGAAAABQBAJ0BKgEAAQAAAP4AAA3AAP7mtQAAAA==",
animation: "UklGRlIAAABXRUJQVlA4WAoAAAASAAAAAAAAAAAAQU5JTQYAAAD/////AABBTk1GJgAAAAAAAAAAAAAAAAAAAGQAAABWUDhMDQAAAC8AAAAQBxAREYiI/gcA"
};
var img = new Image();
img.onload = function () {
ewww_webp_supported = (img.width > 0) && (img.height > 0);
callback(ewww_webp_supported);
};
img.onerror = function () {
callback(false);
};
img.src = "data:image/webp;base64," + kTestImages[feature];
}
function ewwwLoadImages(ewww_webp_supported) {
var attr_prefix = 'data-';
function ewwwCopyAttrs(ewww_nscript, ewww_img) {
var attrs = [
'accesskey',
'align',
'alt',
'border',
'class',
'contenteditable',
'contextmenu',
'crossorigin',
'dir',
'draggable',
'dropzone',
'height',
'hidden',
'hspace',
'id',
'ismap',
'lang',
'longdesc',
'sizes',
'spellcheck',
'style',
'tabindex',
'title',
'translate',
'usemap',
'vspace',
'width',
'data-animation',
'data-attachment-id',
'data-auto-height',
'data-caption',
'data-comments-opened',
'data-delay',
'data-event-trigger',
'data-flex_fx',
'data-height',
'data-hide-on-end',
'data-highlight-color',
'data-highlight-border-color',
'data-highlight-border-opacity',
'data-highlight-border-width',
'data-highlight-opacity',
'data-image-meta',
'data-image-title',
'data-image-description',
'data-interval',
'data-large_image_width',
'data-large_image_height',
'data-lazy',
'data-lazy-type',
'data-mode',
'data-name',
'data-no-lazy',
'data-orig-size',
'data-partial',
'data-per-view',
'data-permalink',
'data-pin-description',
'data-pin-id',
'data-pin-media',
'data-pin-url',
'data-rel',
'data-ride',
'data-shadow',
'data-shadow-direction',
'data-slide',
'data-slide-to',
'data-target',
'data-vc-zoom',
'data-width',
'data-wrap',
];
for (var i = 0, len = attrs.length; i < len; i++) {
ewwwAttr(ewww_img, attrs[i], ewww_nscript.getAttribute(attr_prefix + attrs[i]));
}
return ewww_img;
}
if (ewww_webp_supported) {
var nggImages = document.querySelectorAll('.batch-image img, .image-wrapper a, .ngg-pro-masonry-item a, .ngg-galleria-offscreen-seo-wrapper a');
for (var i = 0, len = nggImages.length; i < len; i++){
ewwwAttr(nggImages[i], 'data-src', nggImages[i].getAttribute('data-webp'));
ewwwAttr(nggImages[i], 'data-thumbnail', nggImages[i].getAttribute('data-webp-thumbnail'));
}
var revImages = document.querySelectorAll('.rev_slider ul li');
for (var i = 0, len = revImages.length; i < len; i++){
ewwwAttr(revImages[i], 'data-thumb', revImages[i].getAttribute('data-webp-thumb'));
var param_num = 1;
while ( param_num < 11 ) {
ewwwAttr(revImages[i], 'data-param' + param_num, revImages[i].getAttribute('data-webp-param' + param_num));
param_num++;
}
}
var revImages = document.querySelectorAll('.rev_slider img');
for (var i = 0, len = revImages.length; i < len; i++){
ewwwAttr(revImages[i], 'data-lazyload', revImages[i].getAttribute('data-webp-lazyload'));
}
var wooImages = document.querySelectorAll('div.woocommerce-product-gallery__image');
for (var i = 0, len = wooImages.length; i < len; i++){
ewwwAttr(wooImages[i], 'data-thumb', wooImages[i].getAttribute('data-webp-thumb'));
}
}
var videos = document.querySelectorAll('video');
for (var i = 0, len = videos.length; i < len; i++){
if (ewww_webp_supported) {
ewwwAttr(videos[i], 'poster', videos[i].getAttribute('data-poster-webp'));
} else {
ewwwAttr(videos[i], 'poster', videos[i].getAttribute('data-poster-image'));
}
}
var lazies = document.querySelectorAll('img.ewww_webp_lazy_load');
for (var i = 0, len = lazies.length; i < len; i++){
console.log('parsing an image: ' + lazies[i].getAttribute('src'));
if (ewww_webp_supported) {
console.log('webp good');
ewwwAttr(lazies[i], 'data-lazy-srcset', lazies[i].getAttribute('data-lazy-srcset-webp'));
ewwwAttr(lazies[i], 'data-srcset', lazies[i].getAttribute('data-srcset-webp'));
ewwwAttr(lazies[i], 'data-lazy-src', lazies[i].getAttribute('data-lazy-src-webp'));
ewwwAttr(lazies[i], 'data-src', lazies[i].getAttribute('data-src-webp'));
ewwwAttr(lazies[i], 'data-orig-file', lazies[i].getAttribute('data-webp-orig-file'));
ewwwAttr(lazies[i], 'data-medium-file', lazies[i].getAttribute('data-webp-medium-file'));
ewwwAttr(lazies[i], 'data-large-file', lazies[i].getAttribute('data-webp-large-file'));
var jpsrcset = lazies[i].getAttribute('srcset');
if (jpsrcset != null && jpsrcset !== false && jpsrcset.includes('R0lGOD')) {
ewwwAttr(lazies[i], 'src', lazies[i].getAttribute('data-lazy-src-webp'));
}
}
lazies[i].className = lazies[i].className.replace(/\bewww_webp_lazy_load\b/, '');
}
var elems = document.querySelectorAll('.ewww_webp');
for (var i = 0, len = elems.length; i < len; i++){
var ewwwImg = document.createElement('img');
if (ewww_webp_supported) {
ewwwAttr(ewwwImg, 'src', elems[i].getAttribute('data-webp'));
ewwwAttr(ewwwImg, 'srcset', elems[i].getAttribute('data-srcset-webp'));
ewwwAttr(ewwwImg, 'data-orig-file', elems[i].getAttribute('data-orig-file'));
ewwwAttr(ewwwImg, 'data-orig-file', elems[i].getAttribute('data-webp-orig-file'));
ewwwAttr(ewwwImg, 'data-medium-file', elems[i].getAttribute('data-medium-file'));
ewwwAttr(ewwwImg, 'data-medium-file', elems[i].getAttribute('data-webp-medium-file'));
ewwwAttr(ewwwImg, 'data-large-file', elems[i].getAttribute('data-large-file'));
ewwwAttr(ewwwImg, 'data-large-file', elems[i].getAttribute('data-webp-large-file'));
ewwwAttr(ewwwImg, 'data-large_image', elems[i].getAttribute('data-large_image'));
ewwwAttr(ewwwImg, 'data-large_image', elems[i].getAttribute('data-webp-large_image'));
ewwwAttr(ewwwImg, 'data-src', elems[i].getAttribute('data-src'));
ewwwAttr(ewwwImg, 'data-src', elems[i].getAttribute('data-webp-src'));
} else {
ewwwAttr(ewwwImg, 'src', elems[i].getAttribute('data-img'));
ewwwAttr(ewwwImg, 'srcset', elems[i].getAttribute('data-srcset-img'));
ewwwAttr(ewwwImg, 'data-orig-file', elems[i].getAttribute('data-orig-file'));
ewwwAttr(ewwwImg, 'data-medium-file', elems[i].getAttribute('data-medium-file'));
ewwwAttr(ewwwImg, 'data-large-file', elems[i].getAttribute('data-large-file'));
ewwwAttr(ewwwImg, 'data-large_image', elems[i].getAttribute('data-large_image'));
ewwwAttr(ewwwImg, 'data-src', elems[i].getAttribute('data-src'));
}
ewwwImg = ewwwCopyAttrs(elems[i], ewwwImg);
elems[i].parentNode.insertBefore(ewwwImg, elems[i].nextSibling);
elems[i].className = elems[i].className.replace(/\bewww_webp\b/, '');
}
if (window.jQuery && jQuery.fn.isotope && jQuery.fn.imagesLoaded) {
jQuery('.fusion-posts-container-infinite').imagesLoaded( function() {
if ( jQuery( '.fusion-posts-container-infinite' ).hasClass( 'isotope' ) ) {
jQuery( '.fusion-posts-container-infinite' ).isotope();
}
});
jQuery('.fusion-portfolio:not(.fusion-recent-works) .fusion-portfolio-wrapper').imagesLoaded( function() {
jQuery( '.fusion-portfolio:not(.fusion-recent-works) .fusion-portfolio-wrapper' ).isotope();
});
}
}
check_webp_feature('alpha', ewwwWebPInit);
function ewwwWebPInit(ewww_webp_supported) {
ewwwLoadImages(ewww_webp_supported);
ewwwNggLoadGalleries(ewww_webp_supported);
document.arrive('.ewww_webp', function() {
ewwwLoadImages(ewww_webp_supported);
});
document.arrive('.ewww_webp_lazy_load', function() {
ewwwLoadImages(ewww_webp_supported);
});
document.arrive('videos', function() {
ewwwLoadImages(ewww_webp_supported);
});
if (document.readyState == 'loading') {
console.log('deferring ewwwJSONParserInit until DOMContentLoaded')
document.addEventListener('DOMContentLoaded', ewwwJSONParserInit);
} else {
console.log(document.readyState);
console.log('running JSON parsers post haste')
if ( typeof galleries !== 'undefined' ) {
console.log('galleries found, parsing')
ewwwNggParseGalleries(ewww_webp_supported);
}
ewwwWooParseVariations(ewww_webp_supported);
//clearInterval(ewww_ngg_galleries);
}
// var ewww_ngg_galleries_timer = 0;
// var ewww_ngg_galleries = setInterval(function() {
// if ( typeof galleries !== 'undefined' ) {
// ewwwNggParseGalleries(ewww_webp_supported);
// clearInterval(ewww_ngg_galleries);
// }
// ewww_ngg_galleries_timer += 25;
// if (ewww_ngg_galleries_timer > 1000) {
// clearInterval(ewww_ngg_galleries);
// }
//}, 25);
}
function ewwwAttr(elem, attr, value) {
if (value != null && value !== false) {
elem.setAttribute(attr, value);
}
}
function ewwwJSONParserInit() {
if ( typeof galleries !== 'undefined' ) {
check_webp_feature('alpha', ewwwNggParseGalleries);
}
check_webp_feature('alpha', ewwwWooParseVariations);
}
function ewwwWooParseVariations(ewww_webp_supported) {
if (!ewww_webp_supported) {
return;
}
var elems = document.querySelectorAll('form.variations_form');
for (var i = 0, len = elems.length; i < len; i++){
var variations = elems[i].getAttribute('data-product_variations');
var variations_changed = false;
try {
variations = JSON.parse(variations);
//console.log(variations);
console.log('parsing WC variations');
for ( var num in variations ) {
if (variations[ num ] !== undefined && variations[ num ].image !== undefined) {
console.log(variations[num].image);
if (variations[num].image.src_webp !== undefined) {
variations[num].image.src = variations[num].image.src_webp;
variations_changed = true;
}
if (variations[num].image.srcset_webp !== undefined) {
variations[num].image.srcset = variations[num].image.srcset_webp;
variations_changed = true;
}
if (variations[num].image.full_src_webp !== undefined) {
variations[num].image.full_src = variations[num].image.full_src_webp;
variations_changed = true;
}
if (variations[num].image.gallery_thumbnail_src_webp !== undefined) {
variations[num].image.gallery_thumbnail_src = variations[num].image.gallery_thumbnail_src_webp;
variations_changed = true;
}
if (variations[num].image.thumb_src_webp !== undefined) {
variations[num].image.thumb_src = variations[num].image.thumb_src_webp;
variations_changed = true;
}
}
}
if (variations_changed) {
ewwwAttr(elems[i], 'data-product_variations', JSON.stringify(variations));
}
} catch (err) {
console.log(err);
console.log(response);
}
}
}
function ewwwNggParseGalleries(ewww_webp_supported) {
if (ewww_webp_supported) {
for(var galleryIndex in galleries) {
var gallery = galleries[galleryIndex];
galleries[galleryIndex].images_list = ewwwNggParseImageList(gallery.images_list);
}
}
}
function ewwwNggLoadGalleries(ewww_webp_supported) {
if (ewww_webp_supported) {
document.addEventListener('ngg.galleria.themeadded', function(event, themename){
window.ngg_galleria._create_backup = window.ngg_galleria.create;
window.ngg_galleria.create = function(gallery_parent, themename) {
var gallery_id = $(gallery_parent).data('id');
galleries['gallery_' + gallery_id].images_list = ewwwNggParseImageList(galleries['gallery_' + gallery_id].images_list);
return window.ngg_galleria._create_backup(gallery_parent, themename);
};
});
}
}
function ewwwNggParseImageList(images_list) {
console.log('parsing gallery images');
for(var nggIndex in images_list) {
var nggImage = images_list[nggIndex];
if (typeof nggImage['image-webp'] !== typeof undefined) {
images_list[nggIndex]['image'] = nggImage['image-webp'];
delete images_list[nggIndex]['image-webp'];
}
if (typeof nggImage['thumb-webp'] !== typeof undefined) {
images_list[nggIndex]['thumb'] = nggImage['thumb-webp'];
delete images_list[nggIndex]['thumb-webp'];
}
if (typeof nggImage['full_image_webp'] !== typeof undefined) {
images_list[nggIndex]['full_image'] = nggImage['full_image_webp'];
delete images_list[nggIndex]['full_image_webp'];
}
if (typeof nggImage['srcsets'] !== typeof undefined) {
for(var nggSrcsetIndex in nggImage['srcsets']) {
nggSrcset = nggImage['srcsets'][nggSrcsetIndex];
if (typeof nggImage['srcsets'][nggSrcsetIndex + '-webp'] !== typeof undefined) {
images_list[nggIndex]['srcsets'][nggSrcsetIndex] = nggImage['srcsets'][nggSrcsetIndex + '-webp'];
delete images_list[nggIndex]['srcsets'][nggSrcsetIndex + '-webp'];
}
}
}
if (typeof nggImage['full_srcsets'] !== typeof undefined) {
for(var nggFSrcsetIndex in nggImage['full_srcsets']) {
nggFSrcset = nggImage['full_srcsets'][nggFSrcsetIndex];
if (typeof nggImage['full_srcsets'][nggFSrcsetIndex + '-webp'] !== typeof undefined) {
images_list[nggIndex]['full_srcsets'][nggFSrcsetIndex] = nggImage['full_srcsets'][nggFSrcsetIndex + '-webp'];
delete images_list[nggIndex]['full_srcsets'][nggFSrcsetIndex + '-webp'];
}
}
}
}
return images_list;
}