#!/bin/bash
directory=$1

if [ "$directory" == "" ]
then
    echo -e $"${0##*/}: missing operand"
    exit 1;
fi;

if [ $EUID != 0 ]; then
    echo -e $"${0##*/}: cannot fix web permissions on '$directory': Permission denied"
    exit 1;
fi

if ! chown -R www-data:www-data $directory
then
    echo -e $"${0##*/}: changing ownership failed"
    exit;
fi

if ! find $directory -type f -exec chmod 644 {} \;
then
    echo -e $"${0##*/}: Setting file permissions failed"
    exit;
fi

if ! find $directory -type d -exec chmod 755 {} \;
then
    echo -e $"${0##*/}: Setting directory permissions failed"
    exit;
fi

echo -e $"${0##*/}: ownership and permissions have been set for web use at \"$directory\""