PDF.co Web API - Add Text And Images To PDF - GoogleAppScript - Add Text to PDF

printable version:
PDF-co-Web-API-GoogleAppScript-Add-Text-to-PDF.pdf

How to add text and images to PDF in GoogleAppScript with PDF.co Web API

PDF.co Web API is the flexible Web API that includes full set of functions from e-signature requests to data extraction, OCR, images recognition, pdf splitting and pdf splitting. Can also generate barcodes and read barcodes from images, scans and pdf.

On-demand (REST Web API) version:
Web API (on-demand version)

On-premise offline SDK for Windows:
60 Day Free Trial (on-premise)

program.gs

      // Handle PDF.co Menu on Google Sheet Open Event
function onOpen() {
  var spreadsheet = SpreadsheetApp.getActive();
  var menuItems = [
    {name: 'CreatePDF', functionName: 'addTextAnnotationToPDF'} 
  ];
  spreadsheet.addMenu('PDF.co', menuItems);
}
  
/**
 * A function that adds headers and some initial data to the spreadsheet.
 */
function addTextAnnotationToPDF() {
  var spreadsheet = SpreadsheetApp.getActive();

  // Get PDF.co API Key Cell
  let pdfCoAPIKeyCell = spreadsheet.getRange("B1");

  // Get Cells for Input/Output
  let pdfUrlCell = spreadsheet.getRange("A4");
  let imageUrlCell = spreadsheet.getRange("B4");
  let resultUrlCell =  spreadsheet.getRange("C4");

  let pdfCoAPIKey = pdfCoAPIKeyCell.getValue();
  let pdfUrl = pdfUrlCell.getValue();
  let imageUrl = imageUrlCell.getValue();
  
  // Prepare Payload
  var data = {
    "async": false,
    "encrypt": false,
    "inline": true,
    "name": "sample_result",
    "url": pdfUrl,
    "annotationsString": `250;20;0-;${imageUrl};24+bold+italic+underline+strikeout;Arial;FF0000;www.pdf.co;true`
  };

  // Prepare Request Options
  var options = {
    'method' : 'post',
    'contentType': 'application/json',
    'headers': {
      "x-api-key": pdfCoAPIKey
    },
    // Convert the JavaScript object to a JSON string.
    'payload' : JSON.stringify(data)
  };
  
  // Get Response
  // https://developers.google.com/apps-script/reference/url-fetch
  var pdfCoResponse = UrlFetchApp.fetch('https://api.pdf.co/v1/pdf/edit/add', options);

  var pdfCoRespContent = pdfCoResponse.getContentText();
  var pdfCoRespJson = JSON.parse(pdfCoRespContent);

  // Display Result
  if(!pdfCoRespJson.error){
    resultUrlCell.setValue(pdfCoRespJson.url);
  }
  else{
    resultUrlCell.setValue(pdfCoRespJson.message);
  }
}