The first part of the System Worker series showed you the power of system workers, and the second one focused on the actual usage by going through the File Transfer class to use cURL for FTP, FTPS, SFTP, and HTTP.

In the final part of this sequel, we’ll see how the ready-to-use component —download it from here, allows direct access to Dropbox or GDrive, using the same commands as FTP operations:

The first video showed you the power of system workers and the flexibility they bring along.

This sequel will focus on the actual usage by going through a ready-to-use component that simplifies cURL (included in Mac and Windows OS) and enables file transfers with a wide range of protocols or servers. Download or upload files and receive directory listings; everything you need to perform a file transfer.

The component provides a progress bar (for one or more parallel operations), including an optional cancel button, allowing the end-user to abort long-running operations.

The 15-minutes video explains how to use the class:

System Workers might look like LAUNCH EXTERNAL PROCESS — but they’re way more powerful.

This 15-minute video explains how to use System Workers with more than just the LAUNCH EXTERNAL PROCESS command. Besides simple usage, it also shows how to use callbacks to receive information from a running external application, such as a progress bar: