Changes the date of image in a directory

imageChangeDate.sh

#!/usr/bin/env bash

options=':c:om'
while getopts $options option
do
    case $option in
        c  )    timeChange=$OPTARG;;
        m  )    syncModifiedTimestamp=true;;
        o  )    execute=true;;
        h  )    echo "imageChangeDate.sh [-c] timeChange String] [-o] Overwrite File"; exit;;
        \?)
          echo "Invalid option: -$OPTARG" >&2
          exit 1
          ;;
        :)
          echo "Option -$OPTARG requires an argument." >&2
          exit 1
          ;;
    esac
done

shift $(($OPTIND - 1))

printf "%-20s %-40s %-23s %-23s %-23s\n" "File" "Modification" "Exif-DateTime" "Exif-DateTimeOriginal" "Exif-DateTimeDigitized";
for image in $(find . -type f -iname '*.jpg'); do

    modificationTimestamp=$(stat -c %y $image);
    exifDateTime=$(exif --ifd=0 -m -t 0x0132 $image | sed 's/:/-/;s/:/-/');
    exifDateTimeOriginal=$(exif -m -t 0x9003 $image | sed 's/:/-/;s/:/-/');
    exifDateTimeDigitized=$(exif -m -t 0x9004 $image | sed 's/:/-/;s/:/-/');

    printf "%-20s %-40s %-23s %-23s %-23s\n" \
        "$image" \
        "$modificationTimestamp" \
        "$exifDateTime" \
        "$exifDateTimeOriginal" \
        "$exifDateTimeDigitized" \
    ;

    if [ -n "$timeChange" ]; then
            
        if [ $syncModifiedTimestamp ]; then
            # Use EXIF DateTaken
            modificationTimestamp=$(date -d "$exifDateTime $timeChange" "+%F %T");
        else
            modificationTimestamp=$(date -d "$modificationTimestamp $timeChange" --iso-8601=seconds);
        fi;
        
        exifDateTime=$(date -d "$exifDateTime $timeChange" "+%F %T");
        exifDateTimeOriginal=$(date -d "$exifDateTimeOriginal $timeChange" "+%F %T");
        exifDateTimeDigitized=$(date -d "$exifDateTimeDigitized $timeChange" "+%F %T");

        printf "%-20s %-40s %-23s %-23s %-23s\n" \
            "  $image" \
            "$modificationTimestamp" \
            "$exifDateTime" \
            "$exifDateTimeOriginal" \
            "$exifDateTimeDigitized" \
        ;
        
        if [ $execute ]; then
            
            # Correct format for EXIF
            exifDateTime=$(echo "$exifDateTime" | sed 's/-/:/;s/-/:/');
            exifDateTimeOriginal=$(echo "$exifDateTime" | sed 's/-/:/;s/-/:/');
            exifDateTimeDigitized=$(echo "$exifDateTime" | sed 's/-/:/;s/-/:/');

            exif --ifd=0 -t 0x0132 --set-value="$exifDateTime" -o $image $image;
            exif --ifd=EXIF -t 0x9003 --set-value="$exifDateTimeOriginal" -o $image $image;
            exif --ifd=EXIF -t 0x9004 --set-value="$exifDateTimeDigitized" -o $image $image;

            touch --date="$modificationTimestamp" $image;
        fi;
    fi;

done;