A simple nextcloud flow script to convert ac3 audio codec to acc in .mkv files

acc-convert.sh

# When [ File created ] and [ File name ] matches [ /[[:ascii:]]+\.mkv/i ] run following script (tested on nc 21.0.1)
ffmpeg -i /var/www/nextcloud/data/%n -vcodec copy -acodec aac -strict -2 -ab 320K /var/www/nextcloud/data/$(dirname %n)/$(basename %n .mkv)_temp.mkv;
rm /var/www/nextcloud/data/%n;
mv /var/www/nextcloud/data/$(dirname %n)/$(basename %n .mkv)_temp.mkv /var/www/nextcloud/data/%n;
/var/www/nextcloud/occ files:scan --path="$(dirname %n)";
chown www-data:www-data /var/www/nextcloud/data/%n;