#!/bin/bash
#
# vhost-stack
# https://git.stack-source.com/msb/vhost-stack
# MIT License Copyright (c) 2021 Matthew Saunders Brown

# load include file
source $(dirname $0)/vhost.sh

# -v virtualhost (required)
# -u username (optional)
# -p password (optional)
# -j jail (true or false, optional)

while getopts ":v:u:p:j:" opt; do
  case "${opt}" in
      v )
        virtualhost=${OPTARG}
        ;;
      u )
        username=${OPTARG}
        ;;
      p )
        password=${OPTARG}
        ;;
      j )
        jail=${OPTARG}
        ;;
      \? )
        echo "Invalid option: $OPTARG"
        exit 1
        ;;
      : )
        echo "Invalid option: $OPTARG requires an argument"
        exit 1
      ;;
  esac
done

# check virtualhost
if [ ! -n "$virtualhost" ]; then
  echo "virtualhost not set"
  exit 1

if ! vhost::validate_domain $virtualhost; then
  echo "ERROR: $virtualhost is not a valid domain name."
  exit 1
fi

if [ -d /srv/www/$virtualhost ] || [ -f /etc/apache2/sites-available/$virtualhost.conf ]; then
  echo "virtualhost for $virtualhost already installed"
  exit 1
fi

# check for and set username
if [ ! -n "$username" ]; then
  username=`echo $virtualhost | sed 's|\.||'`
  username=`echo ${username:0:8}`
fi

if ! grep -q "^$username:" /etc/passwd; then
  # check for and set password
  if [ ! -n "$password" ]; then
    password=`/usr/bin/pwgen 12 1`
  fi
  # set userid
  userid=`awk -F: '{uid[$3]=1}END{for(x=1000; x<=65534; x++) {if(uid[x] != ""){}else{print x; exit;}}}' /etc/passwd`
  # add user
  /usr/local/bin/user-add.sh $username "$password" $userid
  # if jail option is set then jail user
  if [[ $jail = true ]]; then
    /usr/local/bin/user-jail.sh $username > /dev/null 2>&1 &
  fi
fi

# add virtualhost
/usr/local/bin/vhost-add.sh $virtualhost $username > /dev/null 2>&1 &