javascripthtmlpdfpdfobject

Embed a Blob using PDFObject


I'm using: https://pdfobject.com/

To display an embedded pdf file on my web app. However I cannot render a pdf created from a blob.

This is what I've tried:

var arrayBufferView = new Uint8Array(response.Body.data);
var file = new Blob([arrayBufferView], {
    type: response.ContentType
});
var url = window.URL.createObjectURL(file)
PDFObject.embed(url, "#my-container");

Gets me this result on html:

<div id="my-container" class="ng-scope pdfobject-container">

    <embed class="pdfobject" src="blob:http%3A//localhost%3A4000/869a8d9a-7eaa-48dd-99aa-49bf299114aa" type="application/pdf" style="overflow: auto; width: 100%; height: 100%;" internalinstanceid="88">

</div>

However the embed container displays nothing in my browser. I'm using Chrome 51.0.2704.103 m


Solution

  • Try using <iframe> element, requesting resource as a Blob

    html

    <div id="my-container" class="ng-scope pdfobject-container">
        <iframe src="" type="application/pdf" width="100%" height="100%" style="overflow: auto;">
        </iframe>
    </div>
    

    javascript

    var xhr = new XMLHttpRequest();
    // load `document` from `cache`
    xhr.open("GET", "/path/to/file.pdf", true); 
    xhr.responseType = "blob";
    xhr.onload = function (e) {
        if (this.status === 200) {
            // `blob` response
            console.log(this.response);
            var file = window.URL.createObjectURL(this.response);
            document.querySelector("iframe").src = file;
    
        }
    };
    xhr.send();
    

    plnkr http://plnkr.co/edit/9E5sGfMhUeIWV9yodAUd?p=preview