Ubuntu Apache VirtualHost Builder

#!/bin/bash

if test -z "$1"
then
    echo 'Please supply an action. (add)'
    exit 0
else
    if [[ "$1" -ne "add" ]] || [[ $1 -ne "scaffold" ]]; then
        echo 'Please supply a valid action. [add]'
        exit 0
    fi
fi

if test -z "$2"
then
    echo 'Please supply a domain. [sample.app]'
    exit 0
fi

ACTION=$1
HOST=$2

create_vhost()
{
    VHOST=/etc/apache2/sites-available/${HOST//./_}.conf
    if [[ -e "$VHOST" ]]; then
        echo 'This VirtualHost already exists.'
        exit 0
    fi

    touch $VHOST
    echo "<VirtualHost $HOST:80>" >> $VHOST
    echo "    DocumentRoot /srv/www/$HOST/public" >> $VHOST
    echo "    ServerName $HOST" >> $VHOST
    echo "    ServerAdmin admin@$HOST" >> $VHOST
    echo "    " >> $VHOST
    echo "    <Directory \"/srv/www/$HOST/public\">" >> $VHOST
    echo "        Options Indexes FollowSymLinks Includes ExecCGI" >> $VHOST
    echo "        AllowOverride All" >> $VHOST
    echo "        Order Allow,Deny" >> $VHOST
    echo "        Allow from all" >> $VHOST
    echo "        Require all granted" >> $VHOST
    echo "    </Directory>" >> $VHOST
    echo "</VirtualHost>" >> $VHOST
}

create_site()
{
    SITEROOT=/srv/www/$HOST
    if [[ -d "$SITEROOT" ]]; then
        echo "This site already exists."
        exit 0
    fi

    mkdir $SITEROOT
    mkdir $SITEROOT/public
}

if [[ "$ACTION" -eq "add" ]]; then
    create_vhost
fi

if [[ "$ACTION" -eq "scaffold" ]]; then
    create_vhost
    create_site
fi

a2ensite ${HOST//./_}.conf
service apache2 reload