#!/usr/bin/env bash
set -Eeuo pipefail

if [[ -n "${PUID}" ]]
then
        usermod -u ${PUID} www-data
fi
if [[ -n "${PGID}" ]]
then
        groupmod -g ${PGID} www-data
fi

if [[ "$1" == apache2* ]] || [ "$1" = 'php-fpm' ]; then
        uid="$(id -u)"
        gid="$(id -g)"
        if [ "$uid" = '0' ]; then
                case "$1" in
                        apache2*)
                                user="${APACHE_RUN_USER:-www-data}"
                                group="${APACHE_RUN_GROUP:-www-data}"

                                # strip off any '#' symbol ('#1000' is valid syntax for Apache)
                                pound='#'
                                user="${user#$pound}"
                                group="${group#$pound}"
                                ;;
                        *) # php-fpm
                                user='www-data'
                                group='www-data'
                                ;;
                esac
        else
                user="$uid"
                group="$gid"
        fi

fi

exec "$@"