infinite-scroll.pkgd.min.js

/*!
 * Infinite Scroll PACKAGED v3.0.4
 * Automatically add next page
 *
 * Licensed GPLv3 for open source use
 * or Infinite Scroll Commercial License for commercial use
 *
 * https://infinite-scroll.com
 * Copyright 2018 Metafizzy
 */

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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});