asp.net - Blueimp, backload and file extesion restriction -


i'm using blueimp , backload handle file uploads in asp.net application. know how restrict file extensions doing like:

<input type="file" name="files[]" accept="image/png" multiple>

but need validate file extension in server side before writing disc.

any tip appreciated.

seems, implemented in coming release: https://github.com/blackcity/backload/wiki/release-notes#1940-current-dev

meanwhile use workaround described here: https://github.com/blackcity/backload/issues/32


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