AsposePdfGetInfo

Get info (metadata) from a PDF-file.

function AsposePdfGetInfo(
    fileName
)

Parameters:

• fileName file name

Return:

JSON object

• errorCode - code error (0 no error)
• errorText - text error ("" no error)
• title - title
• creator - creator
• author - author
• subject - subject
• keywords - keywords
• creation - creation date
• mod - modify date
• format - PDF format
• version - PDF version
• ispdfa - PDF is PDF/A
• ispdfua - PDF is PDF/UA
• islinearized - PDF is linearized
• isencrypted - PDF is encrypted
• permission - PDF permission
• size - PDF page size
• pagecount - Page count
• annotationcount - Annotation count
• bookmarkcount - Bookmark count
• attachmentcount - Attachment count
• metadatacount - Metadata count
• javascriptcount - JavaScript count
• imagecount - Image count

CommonJS:

const AsposePdf = require('asposepdfnodejs');
const pdf_file = 'Aspose.pdf';
AsposePdf().then(AsposePdfModule => {
    /*Get info (metadata) from a PDF-file*/
    const json = AsposePdfModule.AsposePdfGetInfo(pdf_file);
    /* JSON
       Title             : json.title
       Creator           : json.creator
       Author            : json.author
       Subject           : json.subject
       Keywords          : json.keywords
       Creation Date     : json.creation
       Modify Date       : json.mod
       PDF format        : json.format
       PDF version       : json.version
       PDF is PDF/A      : json.ispdfa
       PDF is PDF/UA     : json.ispdfua
       PDF is linearized : json.islinearized
       PDF is encrypted  : json.isencrypted
       PDF permission    : json.permission
       PDF page size     : json.size
       Page count        : json.pagecount
       Annotation count  : json.annotationcount
       Bookmark count    : json.bookmarkcount
       Attachment count  : json.attachmentcount
       Metadata count    : json.metadatacount
       JavaScript count  : json.javascriptcount
       Image count       : json.imagecount
    */
    console.log("AsposePdfGetInfo => %O", json.errorCode == 0 ? 'Title: ' + json.title : json.errorText);
});

ECMAScript/ES6:

import AsposePdf from 'asposepdfnodejs';
const AsposePdfModule = await AsposePdf();
const pdf_file = 'Aspose.pdf';
/*Get info (metadata) from a PDF-file*/
const json = AsposePdfModule.AsposePdfGetInfo(pdf_file);
/* JSON
   Title             : json.title
   Creator           : json.creator
   Author            : json.author
   Subject           : json.subject
   Keywords          : json.keywords
   Creation Date     : json.creation
   Modify Date       : json.mod
   PDF format        : json.format
   PDF version       : json.version
   PDF is PDF/A      : json.ispdfa
   PDF is PDF/UA     : json.ispdfua
   PDF is linearized : json.islinearized
   PDF is encrypted  : json.isencrypted
   PDF permission    : json.permission
   PDF page size     : json.size
   Page count        : json.pagecount
   Annotation count  : json.annotationcount
   Bookmark count    : json.bookmarkcount
   Attachment count  : json.attachmentcount
   Metadata count    : json.metadatacount
   JavaScript count  : json.javascriptcount
   Image count       : json.imagecount
*/
console.log("AsposePdfGetInfo => %O", json.errorCode == 0 ? 'Title: ' + json.title : json.errorText);