Module providing file download functionality with GET and POST support
Tento skript by neměl být instalován přímo. Jedná se o knihovnu, kterou by měly jiné skripty využívat pomocí meta příkazu // @require https://update.greasyfork.org/scripts/530648/1558616/FileDownloader-Module.js
sample
// ==UserScript==
// @name Sample File Downloader
// @namespace http://tampermonkey.net/
// @version 1.0
// @description Demonstrates using the FileDownloader Module to download files
// @author You
// @match *://*/*
// @grant GM_xmlhttpRequest
// @require https://update.greasyfork.org/scripts/530648/1558612/FileDownloader-Module.js
// ==/UserScript==
(function() {
'use strict';
// Wait for the document to fully load
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', initScript);
} else {
initScript();
}
// Wait for the FileDownloader module to be loaded
document.addEventListener('FileDownloaderModuleLoaded', () => {
console.log('FileDownloader module detected and ready to use!');
});
function initScript() {
// Create a download button and add it to the page
const downloadButton = document.createElement('button');
downloadButton.textContent = 'Download Sample File';
downloadButton.style.position = 'fixed';
downloadButton.style.top = '10px';
downloadButton.style.right = '10px';
downloadButton.style.zIndex = '9999';
downloadButton.style.padding = '10px';
downloadButton.style.backgroundColor = '#4CAF50';
downloadButton.style.color = 'white';
downloadButton.style.border = 'none';
downloadButton.style.borderRadius = '5px';
downloadButton.style.cursor = 'pointer';
// Add click event to download a file
downloadButton.addEventListener('click', async () => {
try {
// Example 1: Simple GET request to download a text file
await downloadTextFile();
// Example 2: Download a JSON file using POST
// Uncomment to test this example
// await downloadWithPost();
// Example 3: Download using FormData
// Uncomment to test this example
// await downloadWithFormData();
} catch (error) {
console.error('Download failed:', error);
alert('Download failed: ' + error.message);
}
});
document.body.appendChild(downloadButton);
}
// Example 1: Download a text file using GET
async function downloadTextFile() {
// Sample URL - replace with your actual source
const url = 'https://jsonplaceholder.typicode.com/todos/1';
try {
// Use the FileDownloader module to fetch the file
const blob = await window.FileDownloaderModule.fetchAsBlob(url);
// Trigger the download with a custom filename
window.FileDownloaderModule.triggerDownload(blob, 'sample-data.json');
console.log('Download completed successfully');
} catch (error) {
console.error('Error downloading file:', error);
throw error;
}
}
// Example 2: Download using POST request with JSON data
async function downloadWithPost() {
const url = 'https://jsonplaceholder.typicode.com/posts';
const data = {
title: 'Sample Post Request',
body: 'This is a test post request',
userId: 1
};
try {
const blob = await window.FileDownloaderModule.fetchWithPost(url, data);
window.FileDownloaderModule.triggerDownload(blob, 'post-response.json');
console.log('POST download completed successfully');
} catch (error) {
console.error('Error with POST download:', error);
throw error;
}
}
// Example 3: Download using FormData
async function downloadWithFormData() {
const url = 'https://jsonplaceholder.typicode.com/posts';
const formData = new FormData();
formData.append('title', 'Sample Form Data Request');
formData.append('body', 'This is a test using FormData');
formData.append('userId', '1');
try {
const blob = await window.FileDownloaderModule.fetchWithFormData(url, formData);
window.FileDownloaderModule.triggerDownload(blob, 'formdata-response.json');
console.log('FormData download completed successfully');
} catch (error) {
console.error('Error with FormData download:', error);
throw error;
}
}
})();