Script for JPEG images optimization

optimize-images.sh

#! /bin/sh

# Usage 1:
# optimize-images.sh /images/dir
# 
# Usage 2:
# cd /images/dir
# optimize-images.sh 

EXTENSIONS="jpe?g"

if [ -z "$1" ]; then
  DIR="`pwd`"
else
  DIR="$1"
fi

# Optimize JPEG images
find "$DIR" -regextype posix-egrep -regex ".*\.($EXTENSIONS)\$" -type f | xargs -I{} jpegtran -optimize -progressive -outfile "{}.optimized" "{}"

# Rename xxx.jpg.optimized -> xxx.jpg
find "$DIR" -name '*.optimized' -print0 | while read -d $'\0' file; do 
  chown $(stat -c "%U:%G" "${file%.optimized}") "$file"
  chmod $(stat -c "%a" "${file%.optimized}") "$file"
  mv -f "$file" "${file%.optimized}"; 
done

Hello,

This script does not work when run inside directories with spaces and quotes in their name.

Please suggest for solve this.

Hello. Thx for the script first of all
i have the error runnig your script
./optimize-images.sh: 22: read: Illegal option -d

@tazman you may try changing #! /bin/sh to #!/bin/bash