Uploader main class for now its supporting only s3 upload type
Calls each of the listeners registered for a given event.
Return an array listing the events for which the emitter has registered listeners.
Return the number of listeners listening to a given event.
Return the listeners registered for a given event.
Upload multiple files at once
Add a listener for a given event.
Add a one-time listener for a given event.
Remove all listeners, or those of the specified event.
Remove the listeners of a given event.
Sets security to uploader instance
Set session object to uploader
Set cancel token to controll upload flow
Set upload tags
Upload single file