find . -type f -exec chmod 664 {} \; && find . -type d -exec chmod 775 {} \;

find ./* | while read file; do [[ -f "$file" ]] && chmod 644 "$file"; [[ -d "$file" ]] && chmod 755 "$file"; done

#!/bin/bash

# check if root
if [[ $EUID -ne 0 ]]; then
  echo "This script must be run as root." 1>&2
   exit 1
fi

# check if params
if [ $# -lt 1 ];then
  echo "Usage : chw <FOLDER>"
  exit;
fi

# check for the folder
if [ ! -d "${1}" ]; then
  echo "The folder ${1} does not exist."
  exit;
fi

cd "${1}"
find ./* | while read file; do [[ -f "$file" ]] && chmod 664 "$file"; [[ -d "$file" ]] && chmod 2775 "$file"; done