https://fairfaxorthodox.org/scripts/pdf-viewer/pdf-viewer.min.js

1/* Copyright (c) 2017 UsefulAngle : http://codecanyon.net/user/UsefulAngle */
2
3function PDFViewerProInstance(t,e,i,s,n,_,r,o,l,a,c,E){this._MODE=s,this._DOM_ELEMENT="TEXT"==this._MODE?document.body.appendChild(document.createElement("div")):e,this._TEXT_DOM_ELEMENT="TEXT"==this._MODE?e:null,this._INSTANCE_ID=PDFViewerPro.instances.length,this._FULL_SCREEN=0,this._PDF_URL=t,this._PROTECTION_KEY=n,this._SHOW_DOWNLOAD_BUTTON=r,this._COLOR=i,this._PDF_DOC,this._CURRENT_PAGE,this._TOTAL_PAGES,this._PAGE_RENDERING_IN_PROGRESS=0,this._CANVAS,this._CANVAS_CTX;var 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i=0;i<this.instances.length;i++)if(1==this.instances[i]._FULL_SCREEN){e=i;break}null!==e&&("NORMAL"!=this.instances[e]._MODE?(this.instances[e]._DOM_ELEMENT.querySelector(".pdf-pro-main-container").focus(),this.instances[e]._DOM_ELEMENT.querySelector(".pdf-pro-main-container").style.width=this.instances[e]._VIEWER_MODAL_WIDTH+"px",this.instances[e]._CANVAS.setAttribute("width",this.instances[e]._VIEWER_MODAL_WIDTH-2),this.instances[e]._DOM_ELEMENT.querySelector(".pdf-pro-close").style.display="inline-block"):(this.instances[e]._DOM_ELEMENT.querySelector(".pdf-pro-canvas-container").blur(),this.instances[e]._CANVAS.setAttribute("width",this.instances[e]._CANVAS_WIDTH),this.instances[e]._DOM_ELEMENT.querySelector(".pdf-pro-close").style.display="none"),this.instances[e].showPage(this.instances[e]._CURRENT_PAGE),this.instances[e]._DOM_ELEMENT.querySelector(".pdf-pro-container").style.width="auto",this.instances[e]._FULL_SCREEN=0,this.instances[e]._DOM_ELEMENT.querySelector(".pdf-pro-full-screen").style.display="inline-block",PDFViewerPro.full_screen_element_handled=1)}},addInstance:function(t){this.instances.push(new PDFViewerProInstance(t.getAttribute("data-pdf-url"),t,null===t.getAttribute("data-color")?"#666666":t.getAttribute("data-color"),null===t.getAttribute("data-mode")?"NORMAL":t.getAttribute("data-mode").toUpperCase(),t.getAttribute("data-protection-key"),null===t.getAttribute("data-toolbar-position")?"top":t.getAttribute("data-toolbar-position"),null===t.getAttribute("data-show-download-button")?1:t.getAttribute("data-show-download-button"),null===t.getAttribute("data-enable-analytics")?"0":t.getAttribute("data-enable-analytics"),null===t.getAttribute("data-page-view-seconds")?1:t.getAttribute("data-page-view-seconds"),null===t.getAttribute("data-impression-analytics-callback")?null:t.getAttribute("data-impression-analytics-callback"),null===t.getAttribute("data-fully-viewed-analytics-callback")?null:t.getAttribute("data-fully-viewed-analytics-callback"),null===t.getAttribute("data-google-analytics-tracking-id")?null:t.getAttribute("data-google-analytics-tracking-id")))},decodeKey:function(t){var 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t={url:this._PDF_URL};null!==this._PROTECTION_KEY&&(t.password=PDFViewerPro.decodeKey(this._PROTECTION_KEY)),PDFJS.getDocument(t,!1,null,function(t){var e=t.loaded/t.total*100;this._DOM_ELEMENT.querySelector(".pdf-pro-loading-completed").style.width=e+"%"}.bind(this)).then(function(t){if(this._PDF_DOC=t,this._TOTAL_PAGES=this._PDF_DOC.numPages,1==this._ENABLE_ANALYTICS){this._PDF_PAGES_VIEWED.push(1);for(var e=1;e<this._TOTAL_PAGES;e++)this._PDF_PAGES_VIEWED.push(0)}this._DOM_ELEMENT.querySelector(".pdf-pro-loader").style.display="none",this._DOM_ELEMENT.querySelector(".pdf-pro-contents").style.display="block",this._DOM_ELEMENT.querySelector(".pdf-pro-total-pages").textContent=this._TOTAL_PAGES,this.showPage(1)}.bind(this)).catch(function(t){console.log(t.message),this._DOM_ELEMENT.innerHTML=t.message}.bind(this))},sendPdfImpressionAnalyticsData:function(){this._PDF_IMPRESSION_DATA_SENT=1,null!==this._PDF_IMPRESSION_ANALYTICS_CALLBACK&&window[this._PDF_IMPRESSION_ANALYTICS_CALLBACK]("PDF-"+(this._INSTANCE_ID+1)),null!==this._GOOGLE_ANALYTICS_TRACKING_ID&&null!==ga&&(ga("create",this._GOOGLE_ANALYTICS_TRACKING_ID,"auto","PDFViewer"),ga("PDFViewer.send","event","PDF","Impression",this._PDF_URL))},sendPdfFullyViewedAnalyticsData:function(){this._PDF_FULLY_VIEWED_DATA_SENT=1,null!==this._PDF_FULLY_VIEWED_ANALYTICS_CALLBACK&&window[this._PDF_FULLY_VIEWED_ANALYTICS_CALLBACK]("PDF-"+(this._INSTANCE_ID+1)),null!==this._GOOGLE_ANALYTICS_TRACKING_ID&&null!==ga&&ga("PDFViewer.send","event","PDF","Fully-Viewed",this._PDF_URL)}

3,calculatePageViewedAnalytics:function(){0==this._PDF_PAGES_VIEWED[this._CURRENT_PAGE-1]&&(this._PDF_PAGE_VIEWED_TIMEOUT_VAR=setTimeout(function(){if(this._PDF_PAGES_VIEWED[this._CURRENT_PAGE-1]=1,this._PDF_PAGE_VIEWED_TIMEOUT_VAR=null,0==this._PDF_FULLY_VIEWED_DATA_SENT){for(var t=1,e=0;e<this._PDF_PAGES_VIEWED.length;e++)if(0==this._PDF_PAGES_VIEWED[e]){t=0;break}1==t&&this.sendPdfFullyViewedAnalyticsData()}}.bind(this),1e3*this._PDF_PAGE_VIEWED_TIMEOUT_SECONDS))},showPage:function(t){this._PAGE_RENDERING_IN_PROGRESS=1,this._CURRENT_PAGE=t,this._DOM_ELEMENT.querySelector(".pdf-pro-current-page").textContent=t,this._PDF_DOC.getPage(t).then(function(t){-1==this._PDF_WIDTH&&(this._PDF_WIDTH=t.getViewport(1).width,this._PDF_HEIGHT=t.getViewport(1).height,"NORMAL"==this._MODE?(this._CANVAS_WIDTH=Math.ceil(this._DOM_ELEMENT.querySelector(".pdf-pro-canvas-container").getBoundingClientRect().width)-2,this._CANVAS.setAttribute("width",this._CANVAS_WIDTH)):this._CANVAS.setAttribute("width",this._VIEWER_WIDTH-2));var e=this._CANVAS.width/t.getViewport(1).width,i=t.getViewport(e);this._CANVAS.height=i.height;var s={canvasContext:this._CANVAS_CTX,viewport:i};t.render(s).then(function(){this._PAGE_RENDERING_IN_PROGRESS=0,1==this._FULL_SCREEN&&(this._DOM_ELEMENT.querySelector(".pdf-pro-canvas-container").scrollTop=0),1==this._INLINE_MODE_INITIALIZING?("IMAGE"==this._MODE&&(this._DOM_ELEMENT.querySelector(".pdf-pro-image-mode").innerHTML='<img src="'+this._CANVAS.toDataURL("image/jpeg",1)+'" />'),this._INLINE_MODE_INITIALIZING=0,this._VIEWER_MODAL_WIDTH=this.getModalWidth(),this._DOM_ELEMENT.querySelector(".pdf-pro-main-container").style.width=this._VIEWER_MODAL_WIDTH+"px",this._CANVAS.setAttribute("width",this._VIEWER_MODAL_WIDTH-2),this.showPage(1)):1==this._ENABLE_ANALYTICS&&this.calculatePageViewedAnalytics()}.bind(this))}.bind(this))},getModalWidth:function(){var t=window.innerHeight-20-this._PDF_META_CONTAINER_HEIGHT,e=Math.floor(this._PDF_WIDTH/this._PDF_HEIGHT*t);return e>window.innerWidth-20?window.innerWidth-20:e},goInFullscreen:function(){var t=this._DOM_ELEMENT.querySelector(".pdf-pro-main-container");t.requestFullscreen?t.requestFullscreen():t.mozRequestFullScreen?t.mozRequestFullScreen():t.webkitRequestFullscreen?t.webkitRequestFullscreen():t.msRequestFullscreen&&t.msRequestFullscreen()},goOutFullscreen:function(){document.exitFullscreen?document.exitFullscreen():document.mozCancelFullScreen?document.mozCancelFullScreen():document.webkitExitFullscreen?document.webkitExitFullscreen():document.msExitFullscreen&&document.msExitFullscreen()}},PDFViewerPro.init();