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 * Automatically add next page
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 * Licensed GPLv3 for open source use
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 *
 * https://infinite-scroll.com
 * Copyright 2018 Metafizzy
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History behavior disabled.")}},n.createHistoryAppend=function(){this.updateMeasurements(),this.updateScroller(),this.scrollPages=[{top:0,path:location.href,title:document.title}],this.scrollPageIndex=0,this.scrollHistoryHandler=this.onScrollHistory.bind(this),this.unloadHandler=this.onUnload.bind(this),this.scroller.addEventListener("scroll",this.scrollHistoryHandler),this.on("append",this.onAppendHistory),this.bindHistoryAppendEvents(!0)},n.bindHistoryAppendEvents=function(e){var i=e?"addEventListener":"removeEventListener";this.scroller[i]("scroll",this.scrollHistoryHandler),t[i]("unload",this.unloadHandler)},n.createHistoryPageLoad=function(){this.on("load",this.onPageLoadHistory)},e.destroy.history=n.destroyHistory=function(){var t=this.options.history&&this.options.append;t&&this.bindHistoryAppendEvents(!1)},n.onAppendHistory=function(t,e,i){if(i&&i.length){var n=i[0],r=this.getElementScrollY(n);o.href=e,this.scrollPages.push({top:r,path:o.href,title:t.title})}},n.getElementScrollY=function(t){return this.options.elementScroll?this.getElementElementScrollY(t):this.getElementWindowScrollY(t)},n.getElementWindowScrollY=function(e){var i=e.getBoundingClientRect();return i.top+t.pageYOffset},n.getElementElementScrollY=function(t){return t.offsetTop-this.top},n.onScrollHistory=function(){for(var t,e,i=this.getScrollViewY(),n=0;n<this.scrollPages.length;n++){var o=this.scrollPages[n];if(o.top>=i)break;t=n,e=o}t!=this.scrollPageIndex&&(this.scrollPageIndex=t,this.setHistory(e.title,e.path))},i.debounceMethod(e,"onScrollHistory",150),n.getScrollViewY=function(){return this.options.elementScroll?this.scroller.scrollTop+this.scroller.clientHeight/2:t.pageYOffset+this.windowHeight/2},n.setHistory=function(t,e){var i=this.options.history,n=i&&history[i+"State"];n&&(history[i+"State"](null,t,e),this.options.historyTitle&&(document.title=t),this.dispatchEvent("history",null,[t,e]))},n.onUnload=function(){var e=this.scrollPageIndex;if(0!==e){var i=this.scrollPages[e],n=t.pageYOffset-i.top+this.top;this.destroyHistory(),scrollTo(0,n)}},n.onPageLoadHistory=function(t,e){this.setHistory(t.title,e)},e}),function(t,e){"function"==typeof define&&define.amd?define("infinite-scroll/js/button",["./core","fizzy-ui-utils/utils"],function(i,n){return e(t,i,n)}):"object"==typeof module&&module.exports?module.exports=e(t,require("./core"),require("fizzy-ui-utils")):e(t,t.InfiniteScroll,t.fizzyUIUtils)}(window,function(t,e,i){function n(t,e){this.element=t,this.infScroll=e,this.clickHandler=this.onClick.bind(this),this.element.addEventListener("click",this.clickHandler),e.on("request",this.disable.bind(this)),e.on("load",this.enable.bind(this)),e.on("error",this.hide.bind(this)),e.on("last",this.hide.bind(this))}return e.create.button=function(){var t=i.getQueryElement(this.options.button);if(t)return void(this.button=new n(t,this))},e.destroy.button=function(){this.button&&this.button.destroy()},n.prototype.onClick=function(t){t.preventDefault(),this.infScroll.loadNextPage()},n.prototype.enable=function(){this.element.removeAttribute("disabled")},n.prototype.disable=function(){this.element.disabled="disabled"},n.prototype.hide=function(){this.element.style.display="none"},n.prototype.destroy=function(){this.element.removeEventListener("click",this.clickHandler)},e.Button=n,e}),function(t,e){"function"==typeof define&&define.amd?define("infinite-scroll/js/status",["./core","fizzy-ui-utils/utils"],function(i,n){return e(t,i,n)}):"object"==typeof module&&module.exports?module.exports=e(t,require("./core"),require("fizzy-ui-utils")):e(t,t.InfiniteScroll,t.fizzyUIUtils)}(window,function(t,e,i){function n(t){r(t,"none")}function o(t){r(t,"block")}function r(t,e){t&&(t.style.display=e)}var s=e.prototype;return e.create.status=function(){var t=i.getQueryElement(this.options.status);t&&(this.statusElement=t,this.statusEventElements={request:t.querySelector(".infinite-scroll-request"),error:t.querySelector(".infinite-scroll-error"),last:t.querySelector(".infinite-scroll-last")},this.on("request",this.showRequestStatus),this.on("error",this.showErrorStatus),this.on("last",this.showLastStatus),this.bindHideStatus("on"))},s.bindHideStatus=function(t){var e=this.options.append?"append":"load";this[t](e,this.hideAllStatus)},s.showRequestStatus=function(){this.showStatus("request")},s.showErrorStatus=function(){this.showStatus("error")},s.showLastStatus=function(){this.showStatus("last"),this.bindHideStatus("off")},s.showStatus=function(t){o(this.statusElement),this.hideStatusEventElements();var e=this.statusEventElements[t];o(e)},s.hideAllStatus=function(){n(this.statusElement),this.hideStatusEventElements()},s.hideStatusEventElements=function(){for(var t in this.statusEventElements){var e=this.statusEventElements[t];n(e)}},e}),function(t,e){"function"==typeof define&&define.amd?define(["infinite-scroll/js/core","infinite-scroll/js/page-load","infinite-scroll/js/scroll-watch","infinite-scroll/js/history","infinite-scroll/js/button","infinite-scroll/js/status"],e):"object"==typeof module&&module.exports&&(module.exports=e(require("./core"),require("./page-load"),require("./scroll-watch"),require("./history"),require("./button"),require("./status")))}(window,function(t){return t}),function(t,e){"use strict";"function"==typeof define&&define.amd?define("imagesloaded/imagesloaded",["ev-emitter/ev-emitter"],function(i){return e(t,i)}):"object"==typeof module&&module.exports?module.exports=e(t,require("ev-emitter")):t.imagesLoaded=e(t,t.EvEmitter)}("undefined"!=typeof window?window:this,function(t,e){function i(t,e){for(var i in e)t[i]=e[i];return t}function n(t){if(Array.isArray(t))return t;var e="object"==typeof t&&"number"==typeof t.length;return e?h.call(t):[t]}function o(t,e,r){if(!(this instanceof o))return new o(t,e,r);var s=t;return"string"==typeof t&&(s=document.querySelectorAll(t)),s?(this.elements=n(s),this.options=i({},this.options),"function"==typeof e?r=e:i(this.options,e),r&&this.on("always",r),this.getImages(),l&&(this.jqDeferred=new l.Deferred),void setTimeout(this.check.bind(this))):void a.error("Bad element for imagesLoaded "+(s||t))}function r(t){this.img=t}function s(t,e){this.url=t,this.element=e,this.img=new Image}var l=t.jQuery,a=t.console,h=Array.prototype.slice;o.prototype=Object.create(e.prototype),o.prototype.options={},o.prototype.getImages=function(){this.images=[],this.elements.forEach(this.addElementImages,this)},o.prototype.addElementImages=function(t){"IMG"==t.nodeName&&this.addImage(t),this.options.background===!0&&this.addElementBackgroundImages(t);var e=t.nodeType;if(e&&c[e]){for(var i=t.querySelectorAll("img"),n=0;n<i.length;n++){var o=i[n];this.addImage(o)}if("string"==typeof this.options.background){var r=t.querySelectorAll(this.options.background);for(n=0;n<r.length;n++){var s=r[n];this.addElementBackgroundImages(s)}}}};var c={1:!0,9:!0,11:!0};return o.prototype.addElementBackgroundImages=function(t){var e=getComputedStyle(t);if(e)for(var i=/url\((['"])?(.*?)\1\)/gi,n=i.exec(e.backgroundImage);null!==n;){var o=n&&n[2];o&&this.addBackground(o,t),n=i.exec(e.backgroundImage)}},o.prototype.addImage=function(t){var e=new r(t);this.images.push(e)},o.prototype.addBackground=function(t,e){var i=new s(t,e);this.images.push(i)},o.prototype.check=function(){function t(t,i,n){setTimeout(function(){e.progress(t,i,n)})}var e=this;return this.progressedCount=0,this.hasAnyBroken=!1,this.images.length?void this.images.forEach(function(e){e.once("progress",t),e.check()}):void this.complete()},o.prototype.progress=function(t,e,i){this.progressedCount++,this.hasAnyBroken=this.hasAnyBroken||!t.isLoaded,this.emitEvent("progress",[this,t,e]),this.jqDeferred&&this.jqDeferred.notify&&this.jqDeferred.notify(this,t),this.progressedCount==this.images.length&&this.complete(),this.options.debug&&a&&a.log("progress: "+i,t,e)},o.prototype.complete=function(){var t=this.hasAnyBroken?"fail":"done";if(this.isComplete=!0,this.emitEvent(t,[this]),this.emitEvent("always",[this]),this.jqDeferred){var e=this.hasAnyBroken?"reject":"resolve";this.jqDeferred[e](this)}},r.prototype=Object.create(e.prototype),r.prototype.check=function(){var t=this.getIsImageComplete();return t?void this.confirm(0!==this.img.naturalWidth,"naturalWidth"):(this.proxyImage=new Image,this.proxyImage.addEventListener("load",this),this.proxyImage.addEventListener("error",this),this.img.addEventListener("load",this),this.img.addEventListener("error",this),void(this.proxyImage.src=this.img.src))},r.prototype.getIsImageComplete=function(){return this.img.complete&&this.img.naturalWidth},r.prototype.confirm=function(t,e){this.isLoaded=t,this.emitEvent("progress",[this,this.img,e])},r.prototype.handleEvent=function(t){var e="on"+t.type;this[e]&&this[e](t)},r.prototype.onload=function(){this.confirm(!0,"onload"),this.unbindEvents()},r.prototype.onerror=function(){this.confirm(!1,"onerror"),this.unbindEvents()},r.prototype.unbindEvents=function(){this.proxyImage.removeEventListener("load",this),this.proxyImage.removeEventListener("error",this),this.img.removeEventListener("load",this),this.img.removeEventListener("error",this)},s.prototype=Object.create(r.prototype),s.prototype.check=function(){this.img.addEventListener("load",this),this.img.addEventListener("error",this),this.img.src=this.url;var t=this.getIsImageComplete();t&&(this.confirm(0!==this.img.naturalWidth,"naturalWidth"),this.unbindEvents())},s.prototype.unbindEvents=function(){this.img.removeEventListener("load",this),this.img.removeEventListener("error",this)},s.prototype.confirm=function(t,e){this.isLoaded=t,this.emitEvent("progress",[this,this.element,e])},o.makeJQueryPlugin=function(e){e=e||t.jQuery,e&&(l=e,l.fn.imagesLoaded=function(t,e){var i=new o(this,t,e);return i.jqDeferred.promise(l(this))})},o.makeJQueryPlugin(),o});