Alternatively, note that you could set up a different authentication method specifically for this route, such. With the HTML5 and JavaScript download method, this is no longer an issue. Downloading the file will be done in two steps: first, you will download the file using JavaScript, allowing you to set the authentication token, then, you will ‘forward’ the file to your user. In the past, popular browsers have made automatic downloads difficult to execute due to safety concerns.

You can also encrypt the download link by setting a password and expiry date on it. Note: automatic downloads allow you to build a secure download link that prevents users from seeing the file path. Javascript File Download Javascript function to trigger browser to save data to file as if it was downloaded. You can use this method on browsers that support HTML5. It is done without sending an action request to a server.

What are automatic downloads with JavaScript?Īutomatic file download with JavaScript is a method that allows you to retrieve a file directly from the URL by declaring a JavaScript function.

Using FileSaver.js to download files on the client-side Making JavaScript download files without the server Approach 1: Using Download attribute The download attribute simply uses an anchor tag to prepare the location of the file that needs to be downloaded. What are automatic downloads with JavaScript? To trigger a file download on a button click we will use a custom function or HTML 5 download attribute.

Javascript download file from url