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20 lines
5.4 KiB
JavaScript
20 lines
5.4 KiB
JavaScript
/*
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PDFObject v2.1.1
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https://github.com/pipwerks/PDFObject
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Copyright (c) 2008-2018 Philip Hutchison
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MIT-style license: http://pipwerks.mit-license.org/
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UMD module pattern from https://github.com/umdjs/umd/blob/master/templates/returnExports.js
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*/
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(function(root,factory){if(typeof define==='function'&&define.amd){define([],factory);}else if(typeof module==='object'&&module.exports){module.exports=factory();}else{root.PDFObject=factory();}}(this,function(){"use strict";if(typeof window==="undefined"||typeof navigator==="undefined"){return false;}
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var pdfobjectversion="2.1.1",ua=window.navigator.userAgent,supportsPDFs,isIE,supportsPdfMimeType=(typeof navigator.mimeTypes['application/pdf']!=="undefined"),supportsPdfActiveX,isModernBrowser=(function(){return(typeof window.Promise!=="undefined");})(),isFirefox=(function(){return(ua.indexOf("irefox")!==-1);})(),isFirefoxWithPDFJS=(function(){if(!isFirefox){return false;}
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return(parseInt(ua.split("rv:")[1].split(".")[0],10)>18);})(),isIOS=(function(){return(/iphone|ipad|ipod/i.test(ua.toLowerCase()));})(),createAXO,buildFragmentString,log,embedError,embed,getTargetElement,generatePDFJSiframe,generateEmbedElement;createAXO=function(type){var ax;try{ax=new ActiveXObject(type);}catch(e){ax=null;}
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return ax;};isIE=function(){return!!(window.ActiveXObject||"ActiveXObject"in window);};supportsPdfActiveX=function(){return!!(createAXO("AcroPDF.PDF")||createAXO("PDF.PdfCtrl"));};supportsPDFs=(!isIOS&&(isFirefoxWithPDFJS||supportsPdfMimeType||(isIE()&&supportsPdfActiveX())));buildFragmentString=function(pdfParams){var string="",prop;if(pdfParams){for(prop in pdfParams){if(pdfParams.hasOwnProperty(prop)){string+=encodeURIComponent(prop)+"="+encodeURIComponent(pdfParams[prop])+"&";}}
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if(string){string="#"+string;string=string.slice(0,string.length-1);}}
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return string;};log=function(msg){if(typeof console!=="undefined"&&console.log){console.log("[PDFObject] "+msg);}};embedError=function(msg){log(msg);return false;};getTargetElement=function(targetSelector){var targetNode=document.body;if(typeof targetSelector==="string"){targetNode=document.querySelector(targetSelector);}else if(typeof jQuery!=="undefined"&&targetSelector instanceof jQuery&&targetSelector.length){targetNode=targetSelector.get(0);}else if(typeof targetSelector.nodeType!=="undefined"&&targetSelector.nodeType===1){targetNode=targetSelector;}
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return targetNode;};generatePDFJSiframe=function(targetNode,url,pdfOpenFragment,PDFJS_URL,id){var fullURL=PDFJS_URL+"?file="+encodeURIComponent(url)+pdfOpenFragment;var scrollfix=(isIOS)?"-webkit-overflow-scrolling: touch; overflow-y: scroll; ":"overflow: hidden; ";var iframe="<div style='"+scrollfix+"position: absolute; top: 0; right: 0; bottom: 0; left: 0;'><iframe "+id+" src='"+fullURL+"' style='border: none; width: 100%; height: 100%;' frameborder='0'></iframe></div>";targetNode.className+=" pdfobject-container";targetNode.style.position="relative";targetNode.style.overflow="auto";targetNode.innerHTML=iframe;return targetNode.getElementsByTagName("iframe")[0];};generateEmbedElement=function(targetNode,targetSelector,url,pdfOpenFragment,width,height,id){var style="";if(targetSelector&&targetSelector!==document.body){style="width: "+width+"; height: "+height+";";}else{style="position: absolute; top: 0; right: 0; bottom: 0; left: 0; width: 100%; height: 100%;";}
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targetNode.className+=" pdfobject-container";targetNode.innerHTML="<embed "+id+" class='pdfobject' src='"+url+pdfOpenFragment+"' type='application/pdf' style='overflow: auto; "+style+"'/>";return targetNode.getElementsByTagName("embed")[0];};embed=function(url,targetSelector,options){if(typeof url!=="string"){return embedError("URL is not valid");}
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targetSelector=(typeof targetSelector!=="undefined")?targetSelector:false;options=(typeof options!=="undefined")?options:{};var id=(options.id&&typeof options.id==="string")?"id='"+options.id+"'":"",page=(options.page)?options.page:false,pdfOpenParams=(options.pdfOpenParams)?options.pdfOpenParams:{},fallbackLink=(typeof options.fallbackLink!=="undefined")?options.fallbackLink:true,width=(options.width)?options.width:"100%",height=(options.height)?options.height:"100%",assumptionMode=(typeof options.assumptionMode==="boolean")?options.assumptionMode:true,forcePDFJS=(typeof options.forcePDFJS==="boolean")?options.forcePDFJS:false,PDFJS_URL=(options.PDFJS_URL)?options.PDFJS_URL:false,targetNode=getTargetElement(targetSelector),fallbackHTML="",pdfOpenFragment="",fallbackHTML_default="<p>This browser does not support inline PDFs. Please download the PDF to view it: <a href='[url]'>Download PDF</a></p>";if(!targetNode){return embedError("Target element cannot be determined");}
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if(page){pdfOpenParams.page=page;}
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pdfOpenFragment=buildFragmentString(pdfOpenParams);if(forcePDFJS&&PDFJS_URL){return generatePDFJSiframe(targetNode,url,pdfOpenFragment,PDFJS_URL,id);}else if(supportsPDFs||(assumptionMode&&isModernBrowser&&!isIOS)){return generateEmbedElement(targetNode,targetSelector,url,pdfOpenFragment,width,height,id);}else if(PDFJS_URL){return generatePDFJSiframe(targetNode,url,pdfOpenFragment,PDFJS_URL,id);}else{if(fallbackLink){fallbackHTML=(typeof fallbackLink==="string")?fallbackLink:fallbackHTML_default;targetNode.innerHTML=fallbackHTML.replace(/\[url\]/g,url);}
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return embedError("This browser does not support embedded PDFs");}};return{embed:function(a,b,c){return embed(a,b,c);},pdfobjectversion:(function(){return pdfobjectversion;})(),supportsPDFs:(function(){return supportsPDFs;})()};})); |