#!/bin/bash

usage(){
	echo -n
	fmt <<EOF
DESCRIPTION
	Rebuild the library cache stored in APCu for the standardebooks.org FPM pool.

USAGE
	rebuild-library-cache
EOF
	exit 1
}

if [ $# -eq 1 ]; then
	if [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
		usage
	fi
fi

# If this script is run by a user without sudo powers, they can be given for this command by creating a file in sudoers.d with:
# MY_USERNAME ALL=(www-data) NOPASSWD: /usr/bin/env SCRIPT_FILENAME=/tmp/rebuild-library-cache.php REQUEST_METHOD=GET cgi-fcgi -bind -connect *

echo "<?php require_once('Core.php'); Library::RebuildCache(); ?>" > /tmp/rebuild-library-cache.php
sudo -u www-data env SCRIPT_FILENAME=/tmp/rebuild-library-cache.php REQUEST_METHOD=GET cgi-fcgi -bind -connect "/run/php/standardebooks.org.sock" &> /dev/null
rm /tmp/rebuild-library-cache.php