Simple shell script to add a new site to my local macOS LAMP stack

addSite.sh

#!/usr/bin/env bash

if [ "$EUID" -ne 0 ]
  then echo "You must use sudo to run this script"
  exit
fi

# Colors
# Black        0;30     Dark Gray     1;30
# Blue         0;34     Light Blue    1;34
# Green        0;32     Light Green   1;32
# Cyan         0;36     Light Cyan    1;36
# Red          0;31     Light Red     1;31
# Purple       0;35     Light Purple  1;35
# Brown/Orange 0;33     Yellow        1;33
# Light Gray   0;37     White         1;37

green='\033[0;32m'
red='\033[0;31m'
lgray='\033[0;37m'
NC='\033[0m' # No Color

WD="$(pwd | tr -d '\n')"
VHOSTS_DIR=/usr/local/apache2/conf/vhosts
TMPL=$VHOSTS_DIR/example.conf-template

# always remove the backup files that sed produces
function finish {
  rm -f $VHOSTS_DIR/*.confbak
}
trap finish EXIT

#################################################
# Argument checks
#

if [ -z "$1" ]
  then
    echo -e "${green}site name:${NC}"
    read SITENAME
else
  SITENAME=$2
fi

# if still no site name, then we exit with error
if [ -z "$SITENAME" ]; then
  echo "you must specify a site name"
  exit 1
fi

NEWCONF=$VHOSTS_DIR/$SITENAME.conf

if [ -z "$2" ]
  then
    echo -e "${green}enter a docroot or press enter to use the current directory: ${lgray}[${WD}]${NC}"
    read PROMPTROOT
    # handle the default PWD if user just pressed enter during prompt
    if [[ -z "$PROMPTROOT" ]]; 
      then DOCROOT="$WD"
    else 
      DOCROOT="$PROMPTROOT" 
    fi
else
  DOCROOT=$2
fi

#################################################
# Make CONF file from template
#

# copy the template conf to the new sitename.conf
\cp "$TMPL" "$NEWCONF"

# things to replace in the new conf:
# %ROOT%
# %NAME%

sed -i bak -e "s,%ROOT%,$DOCROOT,g" "$NEWCONF"
sed -i bak -e "s,%NAME%,$SITENAME,g" "$NEWCONF"

#################################################
# Add domain to hosts files
#

HOSTCHECK="$(grep $SITENAME /etc/hosts)"
if [ -z "$HOSTCHECK" ]; then
  # add new domain to /etc/hosts file
  echo "127.0.0.1 $SITENAME.fgmac.com" >> /etc/hosts
fi

#################################################
# Add new link to the nav page so I can remember
# all the sites I have added

echo "<a target=\"_blank\" href=\"http://$SITENAME.fgmac.com\">$SITENAME</a>" >> ~/projects/fgmac/index.html

#################################################
# restart apache and complete
#
apachectl restart

# wait a couple seconds for the restart to complete
sleep 2

# open the new site
open http://$SITENAME.fgmac.com

exit 0

example.conf-template

<VirtualHost *:80>
    DocumentRoot "%ROOT%"
    ServerName %NAME%.fgmac.com
</VirtualHost>