pkp/omp — comment on commit b2cd7c6892cb9663651f3ec55cd4c7b45bec72de
File: controllers/wizard/fileUpload/FileUploadWizardHandler.inc.php line 144
By asmecher:

It might be worth looking to the javascript upstream that provides the 'undefined' value; if it's possible to check for "undefined" there, rather than having it cast to a string and sent into PHP, it would be nicer. "undefined" is a JS construct and it's a little strange to see it in PHP.