a simple script that reads exif date from arw files and renames them and the corresponding xmp using the given name and the date

rename-ARW-and-xmp-with-date

#!/bin/bash

# first argument: the main part of the new name
# following arguments: the *.ARW files you want to rename
#
# example:
# $ rename-ARW-and-xmp-with-date "new name" DSC02*.ARW

name=$1
shift
for i
do
    file="$i"
    date=$(exiv2 -g Exif.Photo.DateTimeOriginal pr "$file" | cut -c61-79)
    date=${date:0:4}-${date:5:2}-${date:8:2}--${date:11:2}.${date:14:2}.${date:17:2}
    echo mv "$file" "$name $date".ARW
    mv "$file" "$name $date".ARW

    echo mv "$file".xmp "$name $date".ARW.xmp
    mv "$file".xmp "$name $date".ARW.xmp

    echo
done