Sets file system modification time according to files certain contents

ffks-sort-nodes.sh

#!/bin/bash
grn='\e[0;32m'
red='\e[0;31m'
clr='\e[0m'

for f in $1/*; do
    fn=$(basename $f)
    # file system time stamp
    fsts=$(stat -c%y $f | awk '{print $1}')
    # key file time stamp
    kfts=$(sed -e '2q;d' $f | sed 's/^# \?//')

    # fix timestamp
    col=$grn
    if [[ "$fsts" != "$kfts" ]]; then
        col=$red
        touch -d$kfts $f
    fi

    echo -e "$(printf '%40s' "$fn"): $col$kfts$clr"

done