#!/bin/sh
set -e

dir=/usr/src/php

usage() {
	echo "usage: $0 COMMAND"
	echo
	echo "Manage php source tarball lifecycle."
	echo
	echo "Commands:"
	echo "   extract  extract php source tarball into directory ${dir} if not already done."
	echo "   delete   delete extracted php source located into ${dir} if not already done."
	echo
}

case "$1" in
	extract)
		mkdir -p "${dir}"
		if [ ! -f "${dir}/.docker-extracted" ]; then
			tar -Jxf /usr/src/php.tar.xz -C "${dir}" --strip-components=1
			touch "${dir}/.docker-extracted"
		fi
		;;

	delete)
		rm -rf "${dir}"
		;;

	*)
		usage
		exit 1
		;;
esac
