Schema:UploadWizardFlowEventUpload

PHP logging

EventLogging::logEvent( 'UploadWizardFlowEventUpload', 8580717, $event );

extension.json setup for JavaScript logging

{
	"attributes": {
		"EventLogging": {
			"Schemas": {
				"UploadWizardFlowEventUpload": 8580717
			}
		}
	}
}

JavaScript logging

mw.track( 'event.UploadWizardFlowEventUpload', { /* ... */ } );
From Meta, a Wikimedia project coordination wiki
Revision 8580717
description"Log of a user initiating uploads (closing the OS file selection window)."
properties
flow_id
type"integer"
requiredtrue
description"Identifies a flow of events (all events which happened in the same upload session, an upload session being someone clicking aroung in UploadWizard but not reloading the page). It is comprised of a timestamp and a random number."
file_count
type"integer"
requiredtrue
description"The number of files added for upload."