Upload an XML file and convert it to JSON format, then provide a download link for the converted file.
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// ==UserScript==
// @name XML to JSON Converter and Downloader
// @namespace none
// @version 1
// @license MIT
// @description Upload an XML file and convert it to JSON format, then provide a download link for the converted file.
// @match *://*/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
// create a form for uploading files
var form = document.createElement("form");
form.style.margin = "20px";
// create an input element for the file
var fileInput = document.createElement("input");
fileInput.type = "file";
fileInput.name = "file";
fileInput.accept = "application/xml";
form.appendChild(fileInput);
// create a submit button
var submitButton = document.createElement("input");
submitButton.type = "submit";
submitButton.value = "Convert to JSON";
form.appendChild(submitButton);
// append the form to the body
document.body.appendChild(form);
// create a div for displaying the result
var resultDiv = document.createElement("div");
resultDiv.style.margin = "20px";
document.body.appendChild(resultDiv);
// add an event listener for form submission
form.addEventListener("submit", function(event) {
event.preventDefault();
// create a new FormData object and add the file to it
var formData = new FormData();
formData.append("file", fileInput.files[0]);
// send a POST request to the server to convert the file
var xhr = new XMLHttpRequest();
xhr.open("POST", "/convert", true);
xhr.onload = function() {
// display the result
resultDiv.innerHTML = xhr.responseText;
// create a download link for the converted file
var downloadLink = document.createElement("a");
downloadLink.href = "data:text/json;charset=utf-8," + encodeURIComponent(xhr.responseText);
downloadLink.download = "converted.json";
downloadLink.style.display = "block";
downloadLink.style.marginTop = "20px";
downloadLink.innerHTML = "Download JSON file";
document.body.appendChild(downloadLink);
};
xhr.send(formData);
});
})();