Version Description
- Update lazyload script to bring back compatibility with IE9/10
Download this release
Release Info
Developer | wp_media |
Plugin | Lazy Load by WP Rocket |
Version | 1.4.2 |
Comparing to | |
See all releases |
Code changes from version 1.4.1 to 1.4.2
- assets/js/lazyload-3.0.js +0 -433
- assets/js/lazyload-3.0.min.js +0 -2
- assets/js/lazyload-8.0.3.min.js +0 -1
- assets/js/{lazyload-8.0.3.js → lazyload-8.2.js} +41 -13
- assets/js/lazyload-8.2.min.js +1 -0
- readme.txt +5 -2
- rocket-lazy-load.php +5 -5
assets/js/lazyload-3.0.js
DELETED
@@ -1,433 +0,0 @@
|
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1 |
-
(function(root, factory) {
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2 |
-
if (typeof define === 'function' && define.amd) {
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3 |
-
define([], factory);
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4 |
-
} else if (typeof exports === 'object') {
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module.exports = factory();
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} else {
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root.LazyLoad = factory();
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}
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}(this, function() {
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-
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var _defaultSettings,
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_supportsAddEventListener,
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_supportsAttachEvent,
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_supportsClassList,
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_isInitialized = false;
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16 |
-
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-
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/*
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* PRIVATE FUNCTIONS *NOT RELATED* TO A SPECIFIC INSTANCE OF LAZY LOAD
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-
* -------------------------------------------------------------------
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-
*/
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22 |
-
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function _init() {
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24 |
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if (!_isInitialized) {
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_defaultSettings = {
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26 |
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elements_selector: "img",
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27 |
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container: window,
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28 |
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threshold: 300,
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throttle: 50,
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30 |
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data_src: "original",
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31 |
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data_srcset: "original-set",
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32 |
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class_loading: "loading",
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33 |
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class_loaded: "loaded",
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34 |
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skip_invisible: true,
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35 |
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callback_load: null,
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36 |
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callback_error: null,
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37 |
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callback_set: null,
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38 |
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callback_processed: null
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};
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_supportsAddEventListener = !!window.addEventListener;
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41 |
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_supportsAttachEvent = !!window.attachEvent;
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42 |
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_supportsClassList = !!document.body.classList;
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-
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_isInitialized = true;
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}
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}
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47 |
-
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48 |
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function _addEventListener(element, eventName, callback) {
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// Use addEventListener if available
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50 |
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if (_supportsAddEventListener) {
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element.addEventListener(eventName, callback);
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return;
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53 |
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}
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// Otherwise use attachEvent, set this and event
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55 |
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if (_supportsAttachEvent) {
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56 |
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element.attachEvent('on' + eventName, (function(el) {
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return function() {
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callback.call(el, window.event);
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};
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}(element)));
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// Break closure and primary circular reference to element
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element = null;
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}
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}
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-
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function _removeEventListener(element, eventName, callback) {
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// Use removeEventListener if available
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if (_supportsAddEventListener) {
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element.removeEventListener(eventName, callback);
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return;
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}
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// Otherwise use detachEvent
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if (_supportsAttachEvent) {
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element.detachEvent('on' + eventName, callback);
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}
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}
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-
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function _isInsideViewport(element, container, threshold) {
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-
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var ownerDocument, documentTop, documentLeft;
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-
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function _getDocumentWidth() {
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return window.innerWidth || (ownerDocument.documentElement.clientWidth || document.body.clientWidth);
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}
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-
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function _getDocumentHeight() {
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return window.innerHeight || (ownerDocument.documentElement.clientHeight || document.body.clientHeight);
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}
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-
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function _getTopOffset(element) {
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return element.getBoundingClientRect().top + documentTop - ownerDocument.documentElement.clientTop;
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}
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-
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function _getLeftOffset(element) {
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return element.getBoundingClientRect().left + documentLeft - ownerDocument.documentElement.clientLeft;
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}
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-
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function _isBelowViewport() {
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var fold;
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if (container === window) {
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fold = _getDocumentHeight() + documentTop;
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} else {
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fold = _getTopOffset(container) + container.offsetHeight;
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}
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return fold <= _getTopOffset(element) - threshold;
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}
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function _isAtRightOfViewport() {
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var fold;
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if (container === window) {
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fold = _getDocumentWidth() + window.pageXOffset;
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} else {
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fold = _getLeftOffset(container) + _getDocumentWidth();
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}
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return fold <= _getLeftOffset(element) - threshold;
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}
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function _isAboveViewport() {
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var fold;
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if (container === window) {
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fold = documentTop;
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} else {
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fold = _getTopOffset(container);
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}
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return fold >= _getTopOffset(element) + threshold + element.offsetHeight;
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}
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function _isAtLeftOfViewport() {
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var fold;
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if (container === window) {
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fold = documentLeft;
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} else {
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fold = _getLeftOffset(container);
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}
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return fold >= _getLeftOffset(element) + threshold + element.offsetWidth;
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}
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ownerDocument = element.ownerDocument;
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documentTop = window.pageYOffset || ownerDocument.body.scrollTop;
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documentLeft = window.pageXOffset || ownerDocument.body.scrollLeft;
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return !_isBelowViewport() && !_isAboveViewport() && !_isAtRightOfViewport() && !_isAtLeftOfViewport();
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}
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function _now() {
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var d = new Date();
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return d.getTime();
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}
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function _merge_objects(obj1, obj2) {
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var obj3 = {},
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propertyName;
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for (propertyName in obj1) {
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if (obj1.hasOwnProperty(propertyName)) {
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obj3[propertyName] = obj1[propertyName];
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}
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}
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for (propertyName in obj2) {
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if (obj2.hasOwnProperty(propertyName)) {
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obj3[propertyName] = obj2[propertyName];
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}
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}
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return obj3;
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}
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function _convertToArray(nodeSet) {
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try {
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return Array.prototype.slice.call(nodeSet);
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} catch (e) {
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var array = [],
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i, l = nodeSet.length;
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for (i = 0; i < l; i++) {
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array.push(nodeSet[i]);
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}
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return array;
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}
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}
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function _addClass(element, className) {
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/* HTML 5 compliant browsers. */
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if (_supportsClassList) {
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element.classList.add(className);
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return;
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}
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/* Legacy browsers (IE<10) support. */
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element.className += (element.className ? ' ' : '') + className;
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}
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function _removeClass(element, className) {
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/* HTML 5 compliant browsers. */
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if (_supportsClassList) {
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element.classList.remove(className);
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return;
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}
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/* Legacy browsers (IE<10) support. */
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element.className = element.className.replace(new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').replace(/^\s+/, '').replace(/\s+$/, '');
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}
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function _setSourcesForPicture(element, srcsetDataAttribute) {
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var parent = element.parentElement;
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if (parent.tagName !== 'PICTURE') {
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return;
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}
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for (var i = 0; i < parent.children.length; i++) {
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var pictureChild = parent.children[i];
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if (pictureChild.tagName === 'SOURCE') {
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var sourceSrcset = pictureChild.getAttribute('data-' + srcsetDataAttribute);
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if (sourceSrcset) {
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pictureChild.setAttribute('srcset', sourceSrcset);
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}
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}
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}
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}
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function _setSources(element, srcsetDataAttribute, srcDataAttribute) {
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var tagName = element.tagName;
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var elementSrc = element.getAttribute('data-' + srcDataAttribute);
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if (tagName === "IMG") {
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_setSourcesForPicture(element, srcsetDataAttribute);
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var imgSrcset = element.getAttribute('data-' + srcsetDataAttribute);
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if (imgSrcset) element.setAttribute("srcset", imgSrcset);
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if (elementSrc) element.setAttribute("src", elementSrc);
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return;
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}
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if (tagName === "IFRAME") {
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if (elementSrc) element.setAttribute("src", elementSrc);
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return;
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}
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element.style.backgroundImage = "url(" + elementSrc + ")";
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}
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function _bind(fn, obj) {
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return function() {
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return fn.apply(obj, arguments);
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};
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}
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/*
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* INITIALIZER
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* -----------
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*/
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function LazyLoad(instanceSettings) {
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_init();
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this._settings = _merge_objects(_defaultSettings, instanceSettings);
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this._queryOriginNode = this._settings.container === window ? document : this._settings.container;
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this._previousLoopTime = 0;
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this._loopTimeout = null;
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this._handleScrollFn = _bind(this.handleScroll, this);
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_addEventListener(window, "resize", this._handleScrollFn);
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this.update();
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}
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/*
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* PRIVATE FUNCTIONS *RELATED* TO A SPECIFIC INSTANCE OF LAZY LOAD
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* ---------------------------------------------------------------
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*/
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LazyLoad.prototype._showOnAppear = function(element) {
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var settings = this._settings;
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function loadCallback() {
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/* As this method is asynchronous, it must be protected against external destroy() calls */
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if (settings === null) {
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return;
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}
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/* Calling LOAD callback */
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if (settings.callback_load) {
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settings.callback_load(element);
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}
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_removeClass(element, settings.class_loading);
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_addClass(element, settings.class_loaded);
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_removeEventListener(element, "load", loadCallback);
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}
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if (element.tagName === "IMG" || element.tagName === "IFRAME") {
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_addEventListener(element, "load", loadCallback);
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_addEventListener(element, "error", function () {
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_removeEventListener(element, "load", loadCallback);
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_removeClass(element, settings.class_loading);
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if (settings.callback_error) {
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settings.callback_error(element);
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}
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});
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_addClass(element, settings.class_loading);
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}
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_setSources(element, settings.data_srcset, settings.data_src);
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/* Calling SET callback */
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if (settings.callback_set) {
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settings.callback_set(element);
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}
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};
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LazyLoad.prototype._loopThroughElements = function() {
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var i, element,
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settings = this._settings,
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elements = this._elements,
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elementsLength = (!elements) ? 0 : elements.length,
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processedIndexes = [];
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308 |
-
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309 |
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for (i = 0; i < elementsLength; i++) {
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element = elements[i];
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311 |
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/* If must skip_invisible and element is invisible, skip it */
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312 |
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if (settings.skip_invisible && (element.offsetParent === null)) {
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continue;
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}
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if (_isInsideViewport(element, settings.container, settings.threshold)) {
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this._showOnAppear(element);
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/* Marking the element as processed. */
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processedIndexes.push(i);
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element.wasProcessed = true;
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}
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}
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/* Removing processed elements from this._elements. */
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324 |
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while (processedIndexes.length > 0) {
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325 |
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elements.splice(processedIndexes.pop(), 1);
|
326 |
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/* Calling the end loop callback */
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327 |
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if (settings.callback_processed) {
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328 |
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settings.callback_processed(elements.length);
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329 |
-
}
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330 |
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}
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331 |
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/* Stop listening to scroll event when 0 elements remains */
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332 |
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if (elementsLength === 0) {
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333 |
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this._stopScrollHandler();
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334 |
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}
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335 |
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};
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336 |
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LazyLoad.prototype._purgeElements = function() {
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var i, element,
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elements = this._elements,
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elementsLength = elements.length,
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341 |
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elementsToPurge = [];
|
342 |
-
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343 |
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for (i = 0; i < elementsLength; i++) {
|
344 |
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element = elements[i];
|
345 |
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/* If the element has already been processed, skip it */
|
346 |
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if (element.wasProcessed) {
|
347 |
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elementsToPurge.push(i);
|
348 |
-
}
|
349 |
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}
|
350 |
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/* Removing elements to purge from this._elements. */
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351 |
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while (elementsToPurge.length > 0) {
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352 |
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elements.splice(elementsToPurge.pop(), 1);
|
353 |
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}
|
354 |
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};
|
355 |
-
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356 |
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LazyLoad.prototype._startScrollHandler = function() {
|
357 |
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if (!this._isHandlingScroll) {
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358 |
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this._isHandlingScroll = true;
|
359 |
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_addEventListener(this._settings.container, "scroll", this._handleScrollFn);
|
360 |
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}
|
361 |
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};
|
362 |
-
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363 |
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LazyLoad.prototype._stopScrollHandler = function() {
|
364 |
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if (this._isHandlingScroll) {
|
365 |
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this._isHandlingScroll = false;
|
366 |
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_removeEventListener(this._settings.container, "scroll", this._handleScrollFn);
|
367 |
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}
|
368 |
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};
|
369 |
-
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370 |
-
|
371 |
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/*
|
372 |
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* PUBLIC FUNCTIONS
|
373 |
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* ----------------
|
374 |
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*/
|
375 |
-
|
376 |
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LazyLoad.prototype.handleScroll = function() {
|
377 |
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var remainingTime,
|
378 |
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now,
|
379 |
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throttle;
|
380 |
-
|
381 |
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// IE8 fix for destroy() malfunctioning
|
382 |
-
if (!this._settings) {
|
383 |
-
return;
|
384 |
-
}
|
385 |
-
|
386 |
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now = _now();
|
387 |
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throttle = this._settings.throttle;
|
388 |
-
|
389 |
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if (throttle !== 0) {
|
390 |
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remainingTime = throttle - (now - this._previousLoopTime);
|
391 |
-
if (remainingTime <= 0 || remainingTime > throttle) {
|
392 |
-
if (this._loopTimeout) {
|
393 |
-
clearTimeout(this._loopTimeout);
|
394 |
-
this._loopTimeout = null;
|
395 |
-
}
|
396 |
-
this._previousLoopTime = now;
|
397 |
-
this._loopThroughElements();
|
398 |
-
} else if (!this._loopTimeout) {
|
399 |
-
this._loopTimeout = setTimeout(_bind(function() {
|
400 |
-
this._previousLoopTime = _now();
|
401 |
-
this._loopTimeout = null;
|
402 |
-
this._loopThroughElements();
|
403 |
-
}, this), remainingTime);
|
404 |
-
}
|
405 |
-
} else {
|
406 |
-
this._loopThroughElements();
|
407 |
-
}
|
408 |
-
};
|
409 |
-
|
410 |
-
LazyLoad.prototype.update = function() {
|
411 |
-
this._elements = _convertToArray(this._queryOriginNode.querySelectorAll(this._settings.elements_selector));
|
412 |
-
this._purgeElements();
|
413 |
-
this._loopThroughElements();
|
414 |
-
this._startScrollHandler();
|
415 |
-
};
|
416 |
-
|
417 |
-
LazyLoad.prototype.destroy = function() {
|
418 |
-
_removeEventListener(window, "resize", this._handleScrollFn);
|
419 |
-
if (this._loopTimeout) {
|
420 |
-
clearTimeout(this._loopTimeout);
|
421 |
-
this._loopTimeout = null;
|
422 |
-
}
|
423 |
-
this._stopScrollHandler();
|
424 |
-
this._elements = null;
|
425 |
-
this._queryOriginNode = null;
|
426 |
-
this._settings = null;
|
427 |
-
};
|
428 |
-
|
429 |
-
|
430 |
-
return LazyLoad;
|
431 |
-
|
432 |
-
|
433 |
-
}));
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assets/js/lazyload-3.0.min.js
DELETED
@@ -1,2 +0,0 @@
|
|
1 |
-
!function(a,b){"function"==typeof define&&define.amd?define([],b):"object"==typeof exports?module.exports=b():a.LazyLoad=b()}(this,function(){function a(){r||(n={elements_selector:"img",container:window,threshold:300,throttle:50,data_src:"original",data_srcset:"original-set",class_loading:"loading",class_loaded:"loaded",skip_invisible:!0,callback_load:null,callback_error:null,callback_set:null,callback_processed:null},o=!!window.addEventListener,p=!!window.attachEvent,q=!!document.body.classList,r=!0)}function b(a,b,c){return o?void a.addEventListener(b,c):void(p&&(a.attachEvent("on"+b,function(a){return function(){c.call(a,window.event)}}(a)),a=null))}function c(a,b,c){return o?void a.removeEventListener(b,c):void(p&&a.detachEvent("on"+b,c))}function d(a,b,c){function d(){return window.innerWidth||l.documentElement.clientWidth||document.body.clientWidth}function e(){return window.innerHeight||l.documentElement.clientHeight||document.body.clientHeight}function f(a){return a.getBoundingClientRect().top+m-l.documentElement.clientTop}function g(a){return a.getBoundingClientRect().left+n-l.documentElement.clientLeft}function h(){var d;return d=b===window?e()+m:f(b)+b.offsetHeight,d<=f(a)-c}function i(){var e;return e=b===window?d()+window.pageXOffset:g(b)+d(),e<=g(a)-c}function j(){var d;return d=b===window?m:f(b),d>=f(a)+c+a.offsetHeight}function k(){var d;return d=b===window?n:g(b),d>=g(a)+c+a.offsetWidth}var l,m,n;return l=a.ownerDocument,m=window.pageYOffset||l.body.scrollTop,n=window.pageXOffset||l.body.scrollLeft,!(h()||j()||i()||k())}function e(){var a=new Date;return a.getTime()}function f(a,b){var c,d={};for(c in a)a.hasOwnProperty(c)&&(d[c]=a[c]);for(c in b)b.hasOwnProperty(c)&&(d[c]=b[c]);return d}function g(a){try{return Array.prototype.slice.call(a)}catch(b){var c,d=[],e=a.length;for(c=0;e>c;c++)d.push(a[c]);return d}}function h(a,b){return q?void a.classList.add(b):void(a.className+=(a.className?" ":"")+b)}function i(a,b){return q?void a.classList.remove(b):void(a.className=a.className.replace(new RegExp("(^|\\s+)"+b+"(\\s+|$)")," ").replace(/^\s+/,"").replace(/\s+$/,""))}function j(a,b){var c=a.parentElement;if("PICTURE"===c.tagName)for(var d=0;d<c.children.length;d++){var e=c.children[d];if("SOURCE"===e.tagName){var f=e.getAttribute("data-"+b);f&&e.setAttribute("srcset",f)}}}function k(a,b,c){var d=a.tagName,e=a.getAttribute("data-"+c);if("IMG"===d){j(a,b);var f=a.getAttribute("data-"+b);return f&&a.setAttribute("srcset",f),void(e&&a.setAttribute("src",e))}return"IFRAME"===d?void(e&&a.setAttribute("src",e)):void(a.style.backgroundImage="url("+e+")")}function l(a,b){return function(){return a.apply(b,arguments)}}function m(c){a(),this._settings=f(n,c),this._queryOriginNode=this._settings.container===window?document:this._settings.container,this._previousLoopTime=0,this._loopTimeout=null,this._handleScrollFn=l(this.handleScroll,this),b(window,"resize",this._handleScrollFn),this.update()}var n,o,p,q,r=!1;return m.prototype._showOnAppear=function(a){function d(){null!==e&&(e.callback_load&&e.callback_load(a),i(a,e.class_loading),h(a,e.class_loaded),c(a,"load",d))}var e=this._settings;("IMG"===a.tagName||"IFRAME"===a.tagName)&&(b(a,"load",d),b(a,"error",function(){c(a,"load",d),i(a,e.class_loading),e.callback_error&&e.callback_error(a)}),h(a,e.class_loading)),k(a,e.data_srcset,e.data_src),e.callback_set&&e.callback_set(a)},m.prototype._loopThroughElements=function(){var a,b,c=this._settings,e=this._elements,f=e?e.length:0,g=[];for(a=0;f>a;a++)b=e[a],c.skip_invisible&&null===b.offsetParent||d(b,c.container,c.threshold)&&(this._showOnAppear(b),g.push(a),b.wasProcessed=!0);for(;g.length>0;)e.splice(g.pop(),1),c.callback_processed&&c.callback_processed(e.length);0===f&&this._stopScrollHandler()},m.prototype._purgeElements=function(){var a,b,c=this._elements,d=c.length,e=[];for(a=0;d>a;a++)b=c[a],b.wasProcessed&&e.push(a);for(;e.length>0;)c.splice(e.pop(),1)},m.prototype._startScrollHandler=function(){this._isHandlingScroll||(this._isHandlingScroll=!0,b(this._settings.container,"scroll",this._handleScrollFn))},m.prototype._stopScrollHandler=function(){this._isHandlingScroll&&(this._isHandlingScroll=!1,c(this._settings.container,"scroll",this._handleScrollFn))},m.prototype.handleScroll=function(){var a,b,c;this._settings&&(b=e(),c=this._settings.throttle,0!==c?(a=c-(b-this._previousLoopTime),0>=a||a>c?(this._loopTimeout&&(clearTimeout(this._loopTimeout),this._loopTimeout=null),this._previousLoopTime=b,this._loopThroughElements()):this._loopTimeout||(this._loopTimeout=setTimeout(l(function(){this._previousLoopTime=e(),this._loopTimeout=null,this._loopThroughElements()},this),a))):this._loopThroughElements())},m.prototype.update=function(){this._elements=g(this._queryOriginNode.querySelectorAll(this._settings.elements_selector)),this._purgeElements(),this._loopThroughElements(),this._startScrollHandler()},m.prototype.destroy=function(){c(window,"resize",this._handleScrollFn),this._loopTimeout&&(clearTimeout(this._loopTimeout),this._loopTimeout=null),this._stopScrollHandler(),this._elements=null,this._queryOriginNode=null,this._settings=null},m});
|
2 |
-
//# sourceMappingURL=lazyload.min.js.map
|
|
|
|
assets/js/lazyload-8.0.3.min.js
DELETED
@@ -1 +0,0 @@
|
|
1 |
-
var _extends=Object.assign||function(a){for(var b=1;b<arguments.length;b++){var c=arguments[b];for(var d in c)Object.prototype.hasOwnProperty.call(c,d)&&(a[d]=c[d])}return a},_typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(a){return typeof a}:function(a){return a&&"function"==typeof Symbol&&a.constructor===Symbol&&a!==Symbol.prototype?"symbol":typeof a};!function(a,b){"object"===("undefined"==typeof exports?"undefined":_typeof(exports))&&"undefined"!=typeof module?module.exports=b():"function"==typeof define&&define.amd?define(b):a.LazyLoad=b()}(this,function(){"use strict";var a={elements_selector:"img",container:window,threshold:300,throttle:150,data_src:"original",data_srcset:"originalSet",class_loading:"loading",class_loaded:"loaded",class_error:"error",class_initial:"initial",skip_invisible:!0,callback_load:null,callback_error:null,callback_set:null,callback_processed:null},b=!("onscroll"in window)||/glebot/.test(navigator.userAgent),c=function(a,b){a&&a(b)},d=function(a){return a.getBoundingClientRect().top+window.pageYOffset-a.ownerDocument.documentElement.clientTop},e=function(a,b,c){return(b===window?window.innerHeight+window.pageYOffset:d(b)+b.offsetHeight)<=d(a)-c},f=function(a){return a.getBoundingClientRect().left+window.pageXOffset-a.ownerDocument.documentElement.clientLeft},g=function(a,b,c){var d=window.innerWidth;return(b===window?d+window.pageXOffset:f(b)+d)<=f(a)-c},h=function(a,b,c){return(b===window?window.pageYOffset:d(b))>=d(a)+c+a.offsetHeight},i=function(a,b,c){return(b===window?window.pageXOffset:f(b))>=f(a)+c+a.offsetWidth},j=function(a,b,c){return!(e(a,b,c)||h(a,b,c)||g(a,b,c)||i(a,b,c))},k=function(a,b){var c=new a(b),d=new CustomEvent("LazyLoad::Initialized",{detail:{instance:c}});window.dispatchEvent(d)},l=function(a,b){var c=a.parentElement;if("PICTURE"===c.tagName)for(var d=0;d<c.children.length;d++){var e=c.children[d];if("SOURCE"===e.tagName){var f=e.dataset[b];f&&e.setAttribute("srcset",f)}}},m=function(a,b,c){var d=a.tagName,e=a.dataset[c];if("IMG"===d){l(a,b);var f=a.dataset[b];return f&&a.setAttribute("srcset",f),void(e&&a.setAttribute("src",e))}if("IFRAME"===d)return void(e&&a.setAttribute("src",e));e&&(a.style.backgroundImage='url("'+e+'")')},n=function(b){this._settings=_extends({},a,b),this._queryOriginNode=this._settings.container===window?document:this._settings.container,this._previousLoopTime=0,this._loopTimeout=null,this._boundHandleScroll=this.handleScroll.bind(this),this._isFirstLoop=!0,window.addEventListener("resize",this._boundHandleScroll),this.update()};n.prototype={_reveal:function(a){var b=this._settings,d=function d(){b&&(a.removeEventListener("load",e),a.removeEventListener("error",d),a.classList.remove(b.class_loading),a.classList.add(b.class_error),c(b.callback_error,a))},e=function e(){b&&(a.classList.remove(b.class_loading),a.classList.add(b.class_loaded),a.removeEventListener("load",e),a.removeEventListener("error",d),c(b.callback_load,a))};"IMG"!==a.tagName&&"IFRAME"!==a.tagName||(a.addEventListener("load",e),a.addEventListener("error",d),a.classList.add(b.class_loading)),m(a,b.data_srcset,b.data_src),c(b.callback_set,a)},_loopThroughElements:function(){var a=this._settings,d=this._elements,e=d?d.length:0,f=void 0,g=[],h=this._isFirstLoop;for(f=0;f<e;f++){var i=d[f];a.skip_invisible&&null===i.offsetParent||(b||j(i,a.container,a.threshold))&&(h&&i.classList.add(a.class_initial),this._reveal(i),g.push(f),i.dataset.wasProcessed=!0)}for(;g.length;)d.splice(g.pop(),1),c(a.callback_processed,d.length);0===e&&this._stopScrollHandler(),h&&(this._isFirstLoop=!1)},_purgeElements:function(){var a=this._elements,b=a.length,c=void 0,d=[];for(c=0;c<b;c++){a[c].dataset.wasProcessed&&d.push(c)}for(;d.length>0;)a.splice(d.pop(),1)},_startScrollHandler:function(){this._isHandlingScroll||(this._isHandlingScroll=!0,this._settings.container.addEventListener("scroll",this._boundHandleScroll))},_stopScrollHandler:function(){this._isHandlingScroll&&(this._isHandlingScroll=!1,this._settings.container.removeEventListener("scroll",this._boundHandleScroll))},handleScroll:function(){var a=this._settings.throttle;if(0!==a){var b=Date.now(),c=a-(b-this._previousLoopTime);c<=0||c>a?(this._loopTimeout&&(clearTimeout(this._loopTimeout),this._loopTimeout=null),this._previousLoopTime=b,this._loopThroughElements()):this._loopTimeout||(this._loopTimeout=setTimeout(function(){this._previousLoopTime=Date.now(),this._loopTimeout=null,this._loopThroughElements()}.bind(this),c))}else this._loopThroughElements()},update:function(){this._elements=Array.prototype.slice.call(this._queryOriginNode.querySelectorAll(this._settings.elements_selector)),this._purgeElements(),this._loopThroughElements(),this._startScrollHandler()},destroy:function(){window.removeEventListener("resize",this._boundHandleScroll),this._loopTimeout&&(clearTimeout(this._loopTimeout),this._loopTimeout=null),this._stopScrollHandler(),this._elements=null,this._queryOriginNode=null,this._settings=null}};var o=window.lazyLoadOptions;return o&&function(a,b){var c=b.length;if(c)for(var d=0;d<c;d++)k(a,b[d]);else k(a,b)}(n,o),n});
|
|
assets/js/{lazyload-8.0.3.js → lazyload-8.2.js}
RENAMED
@@ -13,7 +13,7 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
13 |
threshold: 300,
|
14 |
throttle: 150,
|
15 |
data_src: "original",
|
16 |
-
data_srcset: "
|
17 |
class_loading: "loading",
|
18 |
class_loaded: "loaded",
|
19 |
class_error: "error",
|
@@ -88,6 +88,16 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
88 |
}
|
89 |
};
|
90 |
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
91 |
var setSourcesForPicture = function setSourcesForPicture(element, srcsetDataAttribute) {
|
92 |
var parent = element.parentElement;
|
93 |
if (parent.tagName !== "PICTURE") {
|
@@ -96,7 +106,7 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
96 |
for (var i = 0; i < parent.children.length; i++) {
|
97 |
var pictureChild = parent.children[i];
|
98 |
if (pictureChild.tagName === "SOURCE") {
|
99 |
-
var sourceSrcset = pictureChild
|
100 |
if (sourceSrcset) {
|
101 |
pictureChild.setAttribute("srcset", sourceSrcset);
|
102 |
}
|
@@ -106,10 +116,10 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
106 |
|
107 |
var setSources = function setSources(element, srcsetDataAttribute, srcDataAttribute) {
|
108 |
var tagName = element.tagName;
|
109 |
-
var elementSrc = element
|
110 |
if (tagName === "IMG") {
|
111 |
setSourcesForPicture(element, srcsetDataAttribute);
|
112 |
-
var imgSrcset = element
|
113 |
if (imgSrcset) {
|
114 |
element.setAttribute("srcset", imgSrcset);
|
115 |
}
|
@@ -129,6 +139,24 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
129 |
}
|
130 |
};
|
131 |
|
|
|
|
|
|
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|
132 |
/*
|
133 |
* Constructor
|
134 |
*/
|
@@ -162,8 +190,8 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
162 |
}
|
163 |
element.removeEventListener("load", loadCallback);
|
164 |
element.removeEventListener("error", errorCallback);
|
165 |
-
element
|
166 |
-
element
|
167 |
callCallback(settings.callback_error, element);
|
168 |
};
|
169 |
|
@@ -172,8 +200,8 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
172 |
if (!settings) {
|
173 |
return;
|
174 |
}
|
175 |
-
element
|
176 |
-
element
|
177 |
element.removeEventListener("load", loadCallback);
|
178 |
element.removeEventListener("error", errorCallback);
|
179 |
/* Calling LOAD callback */
|
@@ -183,7 +211,7 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
183 |
if (element.tagName === "IMG" || element.tagName === "IFRAME") {
|
184 |
element.addEventListener("load", loadCallback);
|
185 |
element.addEventListener("error", errorCallback);
|
186 |
-
element
|
187 |
}
|
188 |
|
189 |
setSources(element, settings.data_srcset, settings.data_src);
|
@@ -208,13 +236,13 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
208 |
|
209 |
if (isBot || isInsideViewport(element, settings.container, settings.threshold)) {
|
210 |
if (firstLoop) {
|
211 |
-
element
|
212 |
}
|
213 |
/* Start loading the image */
|
214 |
this._reveal(element);
|
215 |
/* Marking the element as processed. */
|
216 |
processedIndexes.push(i);
|
217 |
-
element
|
218 |
}
|
219 |
}
|
220 |
/* Removing processed elements from this._elements. */
|
@@ -242,7 +270,7 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
242 |
for (i = 0; i < elementsLength; i++) {
|
243 |
var element = elements[i];
|
244 |
/* If the element has already been processed, skip it */
|
245 |
-
if (element
|
246 |
elementsToPurge.push(i);
|
247 |
}
|
248 |
}
|
@@ -323,4 +351,4 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol
|
|
323 |
}
|
324 |
|
325 |
return LazyLoad;
|
326 |
-
});
|
13 |
threshold: 300,
|
14 |
throttle: 150,
|
15 |
data_src: "original",
|
16 |
+
data_srcset: "original-set",
|
17 |
class_loading: "loading",
|
18 |
class_loaded: "loaded",
|
19 |
class_error: "error",
|
88 |
}
|
89 |
};
|
90 |
|
91 |
+
var dataPrefix = "data-";
|
92 |
+
|
93 |
+
var getData = function getData(element, attribute) {
|
94 |
+
return element.getAttribute(dataPrefix + attribute);
|
95 |
+
};
|
96 |
+
|
97 |
+
var setData = function setData(element, attribute, value) {
|
98 |
+
return element.setAttribute(dataPrefix + attribute, value);
|
99 |
+
};
|
100 |
+
|
101 |
var setSourcesForPicture = function setSourcesForPicture(element, srcsetDataAttribute) {
|
102 |
var parent = element.parentElement;
|
103 |
if (parent.tagName !== "PICTURE") {
|
106 |
for (var i = 0; i < parent.children.length; i++) {
|
107 |
var pictureChild = parent.children[i];
|
108 |
if (pictureChild.tagName === "SOURCE") {
|
109 |
+
var sourceSrcset = getData(pictureChild, srcsetDataAttribute);
|
110 |
if (sourceSrcset) {
|
111 |
pictureChild.setAttribute("srcset", sourceSrcset);
|
112 |
}
|
116 |
|
117 |
var setSources = function setSources(element, srcsetDataAttribute, srcDataAttribute) {
|
118 |
var tagName = element.tagName;
|
119 |
+
var elementSrc = getData(element, srcDataAttribute);
|
120 |
if (tagName === "IMG") {
|
121 |
setSourcesForPicture(element, srcsetDataAttribute);
|
122 |
+
var imgSrcset = getData(element, srcsetDataAttribute);
|
123 |
if (imgSrcset) {
|
124 |
element.setAttribute("srcset", imgSrcset);
|
125 |
}
|
139 |
}
|
140 |
};
|
141 |
|
142 |
+
var supportsClassList = !!document.body.classList;
|
143 |
+
|
144 |
+
var addClass = function addClass(element, className) {
|
145 |
+
if (supportsClassList) {
|
146 |
+
element.classList.add(className);
|
147 |
+
return;
|
148 |
+
}
|
149 |
+
element.className += (element.className ? " " : "") + className;
|
150 |
+
};
|
151 |
+
|
152 |
+
var removeClass = function removeClass(element, className) {
|
153 |
+
if (supportsClassList) {
|
154 |
+
element.classList.remove(className);
|
155 |
+
return;
|
156 |
+
}
|
157 |
+
element.className = element.className.replace(new RegExp("(^|\\s+)" + className + "(\\s+|$)"), " ").replace(/^\s+/, "").replace(/\s+$/, "");
|
158 |
+
};
|
159 |
+
|
160 |
/*
|
161 |
* Constructor
|
162 |
*/
|
190 |
}
|
191 |
element.removeEventListener("load", loadCallback);
|
192 |
element.removeEventListener("error", errorCallback);
|
193 |
+
removeClass(element, settings.class_loading);
|
194 |
+
addClass(element, settings.class_error);
|
195 |
callCallback(settings.callback_error, element);
|
196 |
};
|
197 |
|
200 |
if (!settings) {
|
201 |
return;
|
202 |
}
|
203 |
+
removeClass(element, settings.class_loading);
|
204 |
+
addClass(element, settings.class_loaded);
|
205 |
element.removeEventListener("load", loadCallback);
|
206 |
element.removeEventListener("error", errorCallback);
|
207 |
/* Calling LOAD callback */
|
211 |
if (element.tagName === "IMG" || element.tagName === "IFRAME") {
|
212 |
element.addEventListener("load", loadCallback);
|
213 |
element.addEventListener("error", errorCallback);
|
214 |
+
addClass(element, settings.class_loading);
|
215 |
}
|
216 |
|
217 |
setSources(element, settings.data_srcset, settings.data_src);
|
236 |
|
237 |
if (isBot || isInsideViewport(element, settings.container, settings.threshold)) {
|
238 |
if (firstLoop) {
|
239 |
+
addClass(element, settings.class_initial);
|
240 |
}
|
241 |
/* Start loading the image */
|
242 |
this._reveal(element);
|
243 |
/* Marking the element as processed. */
|
244 |
processedIndexes.push(i);
|
245 |
+
setData(element, "was-processed", true);
|
246 |
}
|
247 |
}
|
248 |
/* Removing processed elements from this._elements. */
|
270 |
for (i = 0; i < elementsLength; i++) {
|
271 |
var element = elements[i];
|
272 |
/* If the element has already been processed, skip it */
|
273 |
+
if (getData(element, "was-processed")) {
|
274 |
elementsToPurge.push(i);
|
275 |
}
|
276 |
}
|
351 |
}
|
352 |
|
353 |
return LazyLoad;
|
354 |
+
});
|
assets/js/lazyload-8.2.min.js
ADDED
@@ -0,0 +1 @@
|
|
|
1 |
+
var _extends=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var o in n)Object.prototype.hasOwnProperty.call(n,o)&&(e[o]=n[o])}return e},_typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e};!function(e,t){"object"===("undefined"==typeof exports?"undefined":_typeof(exports))&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):e.LazyLoad=t()}(this,function(){"use strict";var e={elements_selector:"img",container:window,threshold:300,throttle:150,data_src:"original",data_srcset:"original-set",class_loading:"loading",class_loaded:"loaded",class_error:"error",class_initial:"initial",skip_invisible:!0,callback_load:null,callback_error:null,callback_set:null,callback_processed:null},t=!("onscroll"in window)||/glebot/.test(navigator.userAgent),n=function(e,t){e&&e(t)},o=function(e){return e.getBoundingClientRect().top+window.pageYOffset-e.ownerDocument.documentElement.clientTop},i=function(e,t,n){return(t===window?window.innerHeight+window.pageYOffset:o(t)+t.offsetHeight)<=o(e)-n},s=function(e){return e.getBoundingClientRect().left+window.pageXOffset-e.ownerDocument.documentElement.clientLeft},r=function(e,t,n){var o=window.innerWidth;return(t===window?o+window.pageXOffset:s(t)+o)<=s(e)-n},l=function(e,t,n){return(t===window?window.pageYOffset:o(t))>=o(e)+n+e.offsetHeight},a=function(e,t,n){return(t===window?window.pageXOffset:s(t))>=s(e)+n+e.offsetWidth},c=function(e,t,n){return!(i(e,t,n)||l(e,t,n)||r(e,t,n)||a(e,t,n))},u=function(e,t){var n=new e(t),o=new CustomEvent("LazyLoad::Initialized",{detail:{instance:n}});window.dispatchEvent(o)},d=function(e,t){return e.getAttribute("data-"+t)},h=function(e,t,n){return e.setAttribute("data-"+t,n)},f=function(e,t){var n=e.parentElement;if("PICTURE"===n.tagName)for(var o=0;o<n.children.length;o++){var i=n.children[o];if("SOURCE"===i.tagName){var s=d(i,t);s&&i.setAttribute("srcset",s)}}},_=function(e,t,n){var o=e.tagName,i=d(e,n);if("IMG"===o){f(e,t);var s=d(e,t);return s&&e.setAttribute("srcset",s),void(i&&e.setAttribute("src",i))}"IFRAME"!==o?i&&(e.style.backgroundImage='url("'+i+'")'):i&&e.setAttribute("src",i)},p=!!document.body.classList,m=function(e,t){p?e.classList.add(t):e.className+=(e.className?" ":"")+t},g=function(e,t){p?e.classList.remove(t):e.className=e.className.replace(new RegExp("(^|\\s+)"+t+"(\\s+|$)")," ").replace(/^\s+/,"").replace(/\s+$/,"")},v=function(t){this._settings=_extends({},e,t),this._queryOriginNode=this._settings.container===window?document:this._settings.container,this._previousLoopTime=0,this._loopTimeout=null,this._boundHandleScroll=this.handleScroll.bind(this),this._isFirstLoop=!0,window.addEventListener("resize",this._boundHandleScroll),this.update()};v.prototype={_reveal:function(e){var t=this._settings,o=function o(){t&&(e.removeEventListener("load",i),e.removeEventListener("error",o),g(e,t.class_loading),m(e,t.class_error),n(t.callback_error,e))},i=function i(){t&&(g(e,t.class_loading),m(e,t.class_loaded),e.removeEventListener("load",i),e.removeEventListener("error",o),n(t.callback_load,e))};"IMG"!==e.tagName&&"IFRAME"!==e.tagName||(e.addEventListener("load",i),e.addEventListener("error",o),m(e,t.class_loading)),_(e,t.data_srcset,t.data_src),n(t.callback_set,e)},_loopThroughElements:function(){var e=this._settings,o=this._elements,i=o?o.length:0,s=void 0,r=[],l=this._isFirstLoop;for(s=0;s<i;s++){var a=o[s];e.skip_invisible&&null===a.offsetParent||(t||c(a,e.container,e.threshold))&&(l&&m(a,e.class_initial),this._reveal(a),r.push(s),h(a,"was-processed",!0))}for(;r.length;)o.splice(r.pop(),1),n(e.callback_processed,o.length);0===i&&this._stopScrollHandler(),l&&(this._isFirstLoop=!1)},_purgeElements:function(){var e=this._elements,t=e.length,n=void 0,o=[];for(n=0;n<t;n++){var i=e[n];d(i,"was-processed")&&o.push(n)}for(;o.length>0;)e.splice(o.pop(),1)},_startScrollHandler:function(){this._isHandlingScroll||(this._isHandlingScroll=!0,this._settings.container.addEventListener("scroll",this._boundHandleScroll))},_stopScrollHandler:function(){this._isHandlingScroll&&(this._isHandlingScroll=!1,this._settings.container.removeEventListener("scroll",this._boundHandleScroll))},handleScroll:function(){var e=this._settings.throttle;if(0!==e){var t=Date.now(),n=e-(t-this._previousLoopTime);n<=0||n>e?(this._loopTimeout&&(clearTimeout(this._loopTimeout),this._loopTimeout=null),this._previousLoopTime=t,this._loopThroughElements()):this._loopTimeout||(this._loopTimeout=setTimeout(function(){this._previousLoopTime=Date.now(),this._loopTimeout=null,this._loopThroughElements()}.bind(this),n))}else this._loopThroughElements()},update:function(){this._elements=Array.prototype.slice.call(this._queryOriginNode.querySelectorAll(this._settings.elements_selector)),this._purgeElements(),this._loopThroughElements(),this._startScrollHandler()},destroy:function(){window.removeEventListener("resize",this._boundHandleScroll),this._loopTimeout&&(clearTimeout(this._loopTimeout),this._loopTimeout=null),this._stopScrollHandler(),this._elements=null,this._queryOriginNode=null,this._settings=null}};var w=window.lazyLoadOptions;return w&&function(e,t){var n=t.length;if(n)for(var o=0;o<n;o++)u(e,t[o]);else u(e,t)}(v,w),v});
|
readme.txt
CHANGED
@@ -2,8 +2,8 @@
|
|
2 |
Contributors: creativejuiz, tabrisrp, wp_media
|
3 |
Tags: lazyload, lazy load, images, iframes, thumbnail, thumbnails, smiley, smilies, avatar, gravatar
|
4 |
Requires at least: 3.0
|
5 |
-
Tested up to: 4.8
|
6 |
-
Stable tag: 1.4.
|
7 |
|
8 |
The tiny Lazy Load script for WordPress without jQuery, works for images and iframes.
|
9 |
|
@@ -51,6 +51,9 @@ Some plugins are not compatible without lazy loading. Please open a support thre
|
|
51 |
|
52 |
== Changelog ==
|
53 |
|
|
|
|
|
|
|
54 |
= 1.4.1 =
|
55 |
* Fix bug caused by a too aggressive cleanup
|
56 |
|
2 |
Contributors: creativejuiz, tabrisrp, wp_media
|
3 |
Tags: lazyload, lazy load, images, iframes, thumbnail, thumbnails, smiley, smilies, avatar, gravatar
|
4 |
Requires at least: 3.0
|
5 |
+
Tested up to: 4.8
|
6 |
+
Stable tag: 1.4.2
|
7 |
|
8 |
The tiny Lazy Load script for WordPress without jQuery, works for images and iframes.
|
9 |
|
51 |
|
52 |
== Changelog ==
|
53 |
|
54 |
+
= 1.4.2 =
|
55 |
+
* Update lazyload script to bring back compatibility with IE9/10
|
56 |
+
|
57 |
= 1.4.1 =
|
58 |
* Fix bug caused by a too aggressive cleanup
|
59 |
|
rocket-lazy-load.php
CHANGED
@@ -3,7 +3,7 @@
|
|
3 |
* Plugin Name: Lazy Load by WP Rocket
|
4 |
* Plugin URI: http://wordpress.org/plugins/rocket-lazy-load/
|
5 |
* Description: The tiny Lazy Load script for WordPress without jQuery or others libraries.
|
6 |
-
* Version: 1.4.
|
7 |
* Requires PHP: 5.4
|
8 |
* Author: WP Media
|
9 |
* Author URI: https://wp-rocket.me
|
@@ -34,12 +34,12 @@ use PHPHtmlParser\Dom\Tag;
|
|
34 |
|
35 |
defined( 'ABSPATH' ) || die( 'Cheatin\' uh?' );
|
36 |
|
37 |
-
define( 'ROCKET_LL_VERSION', '1.4.
|
38 |
define( 'ROCKET_LL_PATH', realpath( plugin_dir_path( __FILE__ ) ) . '/' );
|
39 |
define( 'ROCKET_LL_3RD_PARTY_PATH', ROCKET_LL_PATH . '3rd-party/' );
|
40 |
define( 'ROCKET_LL_ASSETS_URL', plugin_dir_url( __FILE__ ) . 'assets/' );
|
41 |
define( 'ROCKET_LL_FRONT_JS_URL', ROCKET_LL_ASSETS_URL . 'js/' );
|
42 |
-
define( 'ROCKET_LL_JS_VERSION' , '8.
|
43 |
|
44 |
|
45 |
/**
|
@@ -117,8 +117,8 @@ function rocket_lazyload_script() {
|
|
117 |
echo <<<HTML
|
118 |
<script>window.lazyLoadOptions = {
|
119 |
elements_selector: "img, iframe",
|
120 |
-
data_src: "
|
121 |
-
data_srcset: "
|
122 |
class_loading: "lazyloading",
|
123 |
class_loaded: "lazyloaded",
|
124 |
threshold: $threshold,
|
3 |
* Plugin Name: Lazy Load by WP Rocket
|
4 |
* Plugin URI: http://wordpress.org/plugins/rocket-lazy-load/
|
5 |
* Description: The tiny Lazy Load script for WordPress without jQuery or others libraries.
|
6 |
+
* Version: 1.4.2
|
7 |
* Requires PHP: 5.4
|
8 |
* Author: WP Media
|
9 |
* Author URI: https://wp-rocket.me
|
34 |
|
35 |
defined( 'ABSPATH' ) || die( 'Cheatin\' uh?' );
|
36 |
|
37 |
+
define( 'ROCKET_LL_VERSION', '1.4.2' );
|
38 |
define( 'ROCKET_LL_PATH', realpath( plugin_dir_path( __FILE__ ) ) . '/' );
|
39 |
define( 'ROCKET_LL_3RD_PARTY_PATH', ROCKET_LL_PATH . '3rd-party/' );
|
40 |
define( 'ROCKET_LL_ASSETS_URL', plugin_dir_url( __FILE__ ) . 'assets/' );
|
41 |
define( 'ROCKET_LL_FRONT_JS_URL', ROCKET_LL_ASSETS_URL . 'js/' );
|
42 |
+
define( 'ROCKET_LL_JS_VERSION' , '8.2' );
|
43 |
|
44 |
|
45 |
/**
|
117 |
echo <<<HTML
|
118 |
<script>window.lazyLoadOptions = {
|
119 |
elements_selector: "img, iframe",
|
120 |
+
data_src: "lazy-src",
|
121 |
+
data_srcset: "lazy-srcset",
|
122 |
class_loading: "lazyloading",
|
123 |
class_loaded: "lazyloaded",
|
124 |
threshold: $threshold,
|