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Free online JSON to POTM conversion via nodejs

Use free online app or Nodejs SDK to convert between JSON & POTM as well as several popular formats from Microsoft® Excel.

Nodejs Code for Converting JSON to POTM 

// Converting JSON to HTML
var req = new model.CellsWorkbook_PutConvertWorkbookRequest({
    workbook : fs.createReadStream(localPath  + filename + ".JSON"),
    format : "HTML",
});

    Converting HTML to POTM
const fileName = "uploaded.HTML";
const outPath = "uploaded.POTM";
const api = TestInitializer.getApi();
return api.copyFile("TempTests/" + fileName, folderName + "/" + fileName).then(() => {
    return api.savePresentation(fileName, model.ExportFormat.Pdf, outPath, null, "password", folderName).then((putResult) => {
        return api.objectExists(outPath).then((existsResult) => {
        });
    });
});

How to convert JSON to POTM online in Cloud Apps

  1. Initialize WordsApi and CellsApi with Client Id, Client Secret, Base URL & API version
  2. Set ConvertDocumentRequest with parameters local file name and format as HTML
  3. Call WordsApi convertDocument to convert JSON document to HTML
  4. Initialize SaveOption from CellsAPI with parameters SaveFormat as POTM
  5. Call cellsSaveAsPostDocumentSaveAs method to convert JSON file to POTM

Get Started with Aspose.Total REST APIs

  1. Create an account at Dashboard to get free API quota & authorization details
  2. Get Aspose.Words and Aspose.Cells Cloud SDKs for Nodejs source code from Aspose.Words GitHub and Aspose.Cells GitHub repos to compile/use the SDK yourself or head to the Releases for alternative download options.
  3. Also have a look at Swagger-based API Reference for Aspose.Words and Aspose.Cells to know more about the REST API.

How to Convert Excel JSON to other formats online

You can use Aspose.Cells to transform JSON files into HTML format. Then, you can input the HTML files to any of the APIs in Aspose.Total, such as Aspose.Words, Aspose.PDF, Aspose.Email, Aspose.Slides, Aspose.Diagram, Aspose.Tasks, Aspose.3D, Aspose.HTML. This will allow you to output the files in hundred of different formats.

To see the full list of supported formats, please check the Aspose.Total Cloud page.

How to convert MS Excel JSON to Image formats

Aspose.Cells Cloud SDK produces few quick and easy ways to convert MS Excel files to various image formats similar to what we have done above for POTM: by direct REST API calls or using SDKs. There are multiple image formats accessible for converting Excel sheets with Aspose.Cells Cloud APIs - JPEG, PNG, BMP, GIF, and TIFF.

  1. Create SaveOption object and set desire format using SaveFormat property.
  2. Create ConvertDocumentRequest object to convert JSON document
  3. Call SaveAsPostDocument method of CellsApi class instance for conversion from JSON

How to Convert JSON to PDF online

For JSON to PDF, you need to go to the web page JSON to PDF and upload the JSON file from your device. Then, you need to click on the “Convert” button and wait for the conversion to finish. After that, you can download the PDF file to your device.

How to Convert Webpage to POTM format

For Webpage to POTM format conversion, you need to go to the website Webpage to POTM and enter the URL of the webpage you want to convert in the input box. Then, you need to click on the “Convert” button and wait for the conversion to finish. After that, you can download the POTM file to your device.

FAQ

  • What is JSON Format?
    JSON (JavaScript Object Notation) is an open standard file format for sharing data that uses human-readable text to store and transmit data. JSON files are stored with the .json extension. JSON requires less formatting and is a good alternative for XML. JSON is derived from JavaScript but is a language-independent data format. The generation and parsing of JSON is supported by many modern programming languages. application/json is the media type used for JSON.
  • What is POTM Format?
    Files with POTM extension are Microsoft PowerPoint template files with support for Macros. POTM files are created with PowerPoint 2007 or above and contains default settings that can be used to create further presentation files. These settings can include styles, backgrounds, colour palette, fonts and defaults along with macros that consist of custom functions for doing particular task. They may also be opened by a previous version of PowerPoint with Open XML document support installed. POTM files can be opened in Microsoft PowerPoint for editing like any other PowerPoint file.
  • How can I get started with Aspose.Total REST APIs?
    Quickstart not only guides through the initialization of Aspose.Total Cloud API, it also helps in installing the required libraries.
  • Where can I see the release notes for Aspose.Total Cloud API?
    Complete release notes can be reviewed at Aspose.Total Cloud Documentation.
  • Is it safe to convert JSON to POTM in the Cloud?
    Of course! Aspose Cloud uses Amazon EC2 cloud servers that guarantee the security and resilience of the service. Please read more about Aspose's Security Practices.
  • What file formats are supported by Aspose.Total Cloud API?
    Aspose.Total Cloud can convert file formats from any product family to any other product family to PDF, DOCX, XPS, image(TIFF, JPEG, PNG BMP), MD and more. Checkout the complete list of supported file formats.
  • I can not find the SDK for my favorite language. What should I do?
    Aspose.Total Cloud is also available as a Docker Container. Try using it with cURL in case your required SDK is not available yet.