Experimental script to fix fscked wordpress permissions

fix_wordpress_permissions.sh

#!/bin/bash

# Experimental script to fix fscked wordpress permissions, needs testing

usage() {
  echo "Usage: $0 [-u user] path-to-wordpress-install"
}

# allow user to be set via command line option
while getopts “u:v” OPTION
do
  case $OPTION in
    u)
      user=$OPTARG
      ;;
    ?)
      usage
      exit
      ;;
  esac
done
# discard extracted options from args
shift $(( OPTIND - 1 ))

path=$1
if test -z "$path"; then
  usage
  exit 1
elif ! test -d $path; then
  echo "$0: invalid path -- '$path' is not a directory" 1>&2
  usage
  exit 1
elif ! test -d "$path/wp-includes"; then
  echo "$0: invalid path -- '$path' does not contain a wordpress install" 1>&2
  usage
  exit 1
fi

# default user to owner of directory
if test -z "$user"; then
  user=$(ls -ld $path | awk '{print $3}')
fi

# set group according to OS/Distro
# FIXME: this sucks, it should read from the apache config
if test $(uname) == "Darwin"; then
  group="_www"
elif test -f "/etc/redhat-release"; then
  group="apache"
else
  group="www-data"
fi

set -x

# Reset ownership of all files and directories
chown -R $user $path
chgrp -R $group $path

# Default permissions such that files and directories only writable by user
find $path -type d -exec chmod 755 {} \;
find $path -type f -exec chmod 644 {} \;

# Make .htaccess writable by group
chmod 775 $path/.htaccess

# Make wp-content writable by group
find $path/wp-content -type d -exec chmod 775 {} \;
find $path/wp-content -type f -exec chmod 664 {} \;

# Make sure wp-content/plugins only writable by user
find $path/wp-content/plugins -type d -exec chmod 755 {} \;
find $path/wp-content/plugins -type f -exec chmod 644 {} \;