#!/bin/bash
#
# vpanel-stack
# https://git.stack-source.com/msb/vpanel-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)

# first switch to root
if [ "$USER" != "root" ]; then
  exec sudo -u root $0 $@
fi

help()
{
  thisfilename=$(basename -- "$0")
  echo "Check if specified user has vpanel sudo access."
  echo ""
  echo "usage: $thisfilename -u <username> [-h]"
  echo ""
  echo "  -u <username> Username to check."
  echo "  -h            Print this help."
}

while getopts "hu:" opt ; do
  case "${opt}" in
    h ) # display help and exit
      help
      exit
      ;;
    u ) # username
      username=${OPTARG,,}
      ;;
    \? )
      echo "Invalid option: $OPTARG"
      exit 1
      ;;
    : )
      echo "Invalid option: $OPTARG requires an argument"
      exit 1
    ;;
  esac
done

# check for username
if [[ -z $username ]]; then
  echo "username is required"
  exit 1
fi

# check sudo rights
if /usr/bin/sudo -l -U $username vpanel-verify-access.sh >/dev/null; then
  echo TRUE
  exit 0
else
  echo FALSE
  exit 1
fi