diff --git a/wg.sh b/wg.sh
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+++ b/wg.sh
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+#!/bin/bash
+#
+# vpn-stack
+# A set of bash scripts for installing and managing a WireGuard VPN server.
+# https://git.stack-source.com/msb/vpn-stack
+# Copyright (c) 2022 Matthew Saunders Brown <matthewsaundersbrown@gmail.com>
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+# any script that includes this conf file will force user to be root
+if [ "$USER" != "root" ]; then
+  exec sudo -u root $0 $@
+fi
+
+# constants
+
+# functions
+
+function vhost::set-virtualhostArray () {
+
+  cd /srv/www
+  virtualhostArray=(`ls -1|grep -v ^html$`)
+
+}
+
+function vhost::set-phpVersion () {
+
+  PHP_MAJOR_VERSION=`php -r "echo PHP_MAJOR_VERSION;"`
+  PHP_MINOR_VERSION=`php -r "echo PHP_MINOR_VERSION;"`
+  phpVersion=$PHP_MAJOR_VERSION.$PHP_MINOR_VERSION
+
+}
+
+# crude but good enough domain name format validation
+function wg::validate_domain () {
+  local my_domain=$1
+  if [[ $my_domain =~ ^(([a-zA-Z0-9](-?[a-zA-Z0-9])*)\.)+[a-zA-Z]{2,}$ ]] ; then
+    return 0
+  else
+    return 1
+  fi
+}
+
+-c client
+-g config
+-e email
+-p peer ???
+
+function wg:getoptions () {
+  local OPTIND
+  while getopts "cd:i:m:o:p:u:jhnvw" opt ; do
+    case "${opt}" in
+        h ) # display help and exit
+          help
+          exit
+          ;;
+        c ) # cvs - output in cvs format
+          cvs=true
+          ;;
+        d ) # domain name (virtualhost) to act on
+          domain=${OPTARG,,}
+          if ! wg::validate_domain $domain; then
+            echo "ERROR: $domain is not a valid domain name."
+            exit
+          fi
+          ;;
+        e ) # email address
+          email=${OPTARG,,}
+          if [[ $email =~ "@" ]] ; then
+            mbox=${email%@*}
+            domain=${email##*@}
+            if [ -z $mbox ] ; then
+              echo "ERROR: No local part in $email."
+              exit 1
+            elif [ -z $domain ] ; then
+              echo "ERROR: No domain in $email."
+              exit 1
+            elif ! wg::validate_domain $domain; then
+              echo "ERROR: $domain is not a valid domain name."
+              exit 1
+            fi
+          else
+            echo "ERROR: $email is not a valid email."
+            exit 1
+          fi
+          ;;
+        i ) # User ID (UID) for new user
+          uid=${OPTARG}
+          ;;
+        m ) # macro - Apache mod_macro name
+          macro=${OPTARG}
+          ;;
+        o ) # option - usually applied to previously specified variable
+            # e.g. could be subdomain or alias depending on the macro defined
+          option=${OPTARG}
+          ;;
+        p ) # password
+          password=${OPTARG}
+          ;;
+        u ) # username
+          username=${OPTARG,,}
+          ;;
+        j ) # jail - if enabled user will be jailed
+          jail=true
+          ;;
+        n ) # dry-run
+          dryrun=true
+          ;;
+        v ) # verbose
+          verbose=true
+          ;;
+        w ) # write - store data in file
+          write=true
+          ;;
+        \? )
+          echo "Invalid option: $OPTARG"
+          exit 1
+          ;;
+        : )
+          echo "Invalid option: $OPTARG requires an argument"
+          exit 1
+        ;;
+    esac
+  done
+  shift $((OPTIND-1))
+}
+
+# check for local config, which can be used to override any of the above
+if [[ -f /usr/local/etc/wg.conf ]]; then
+  source /usr/local/etc/wg.conf
+fi