version=$(php-config --version | cut -c 1-3)
if [ "$version" != "$1" ]; then
	if [ ! -e "/usr/bin/php$1" ]; then
		sudo DEBIAN_FRONTEND=noninteractive add-apt-repository ppa:ondrej/php -y >/dev/null 2>&1
		sudo DEBIAN_FRONTEND=noninteractive apt update -y >/dev/null 2>&1
		if [ "$1" != "7.4" ]; then
		  sudo DEBIAN_FRONTEND=noninteractive apt install -y php"$1" curl php"$1"-curl >/dev/null 2>&1
		else
		  sudo DEBIAN_FRONTEND=noninteractive apt install -y php"$1" php"$1"-dev curl php"$1"-curl >/dev/null 2>&1
		fi
	fi
	for tool in php phar phar.phar php-cgi php-config phpize; do
		if [ -e "/usr/bin/$tool$1" ]; then
			sudo update-alternatives --set $tool /usr/bin/"$tool$1" &
		fi
	done
fi	

if [ ! -e "/usr/bin/composer" ]; then
	EXPECTED_SIGNATURE="$(curl -s https://composer.github.io/installer.sig)" &
	curl -s -L https://getcomposer.org/installer > composer-setup.php &
	ACTUAL_SIGNATURE="$(php -r "echo hash_file('sha384', 'composer-setup.php');")" &

	if [ "$EXPECTED_SIGNATURE" != "$ACTUAL_SIGNATURE" ]; then
		>&2 echo 'ERROR: Invalid installer signature'		
	else
		COMPOSER_ALLOW_SUPERUSER=1
		sudo php composer-setup.php --install-dir=/usr/local/bin --filename=composer
	fi
	rm composer-setup.php	
fi

composer global require hirak/prestissimo >/dev/null 2>&1
ini_file=$(php --ini | grep "Loaded Configuration" | sed -e "s|.*:s*||" | sed "s/ //g")
ext_dir=$(php -i | grep "extension_dir => /usr" | sed -e "s|.*=> s*||")
sudo chmod 777 "$ini_file"
sudo mkdir -p /run/php
php -v
composer -V