media_upload_file
This is a WordPress - media_upload_file hook. The plugin just uses it.
Run a filter when uploading a downloadable product.
Usage
add_action( 'media_upload_file', 'wp_kama_media_upload_file_action' );
/**
* Function for `media_upload_file` action-hook.
*
* @return void
*/
function wp_kama_media_upload_file_action(){
// action...
}Where the hook is called
media_upload_file
woocommerce/includes/admin/class-wc-admin-upload-downloadable-product.php 121
do_action( 'media_upload_file' );