Change PHP Versions

php-alternate.sh

#!/bin/bash
# chmod +x ~/dev/php-alternate.sh
main()
{
	echo "---------------------------------------------------------------------------------------------------"
	echo "CURRENT PHP VERSION"
	echo "---------------------------------------------------------------------------------------------------"
	php -v
	echo "---------------------------------------------------------------------------------------------------"
	echo "Choose a PHP version:"
	echo "--------------------"
	echo "56 - Activate PHP 5.6"
	echo "70 - Activate PHP 7.0"
	echo "71 - Activate PHP 7.1"
	echo "72 - Activate PHP 7.2"
	echo "--------------------"
	echo "9 - Cancel"
	echo ""
	read opcao;
		case $opcao in
		 "56")
			title "PHP 5.6 selected"
			php56
			;;
		 "70")
		 	title "PHP 7.0 selected"
			php70
		 ;;
		 "71")
		 	title "PHP 7.1 selected"
			php71
		 ;;
		 "72")
		 	title "PHP 7.2 selected"
			php72
		 ;;
		 "9")
		 	exit 0
		 ;;
	esac

	restartapache
	showphpversion

	read -p "Press any key to continue... " -n1 -s
	echo ""
	echo ""
}

showphpversion()
{
	title "Show PHP Version"
	php -v
	echo ""
}

restartapache()
{
	title "Restarting Apache..."
	sudo systemctl restart apache2
	echo ""
}

sudopassword()
{
	read -s -p "Enter Password for sudo: " sudoPW
	echo $sudoPW | sudo -S su	
	echo ""
}

title()
{
	echo "-------------------------------------------------------"
	echo $1
	echo "-------------------------------------------------------"
}

php56()
{
	echo ""
	sudopassword
	title "Activating PHP 5.6"
	sudo update-alternatives --set php /usr/bin/php5.6
	sudo a2dismod php7.0
	sudo a2dismod php7.1
	sudo a2dismod php7.2
	sudo a2enmod php5.6
	cd /etc/apache2/sites-available/
	sudo a2dissite *php70*
	sudo a2dissite *php71*
	sudo a2dissite *php72*
	sudo a2ensite *php56*
	sudo a2enmod rewrite
}

php70()
{
	echo ""
	sudopassword
	title "Activating PHP 7.0"
	sudo update-alternatives --set php /usr/bin/php7.0
	sudo a2dismod php5.6
	sudo a2dismod php7.1
	sudo a2dismod php7.2
	sudo a2enmod php7.0
	cd /etc/apache2/sites-available/
	sudo a2dissite *php56*
	sudo a2dissite *php71*
	sudo a2dissite *php72*
	sudo a2ensite *php70*
	sudo a2enmod rewrite
}

php71()
{
	echo ""
	sudopassword
	title "Activating PHP 7.1"
	sudo update-alternatives --set php /usr/bin/php7.1
	sudo a2dismod php5.6
	sudo a2dismod php7.0
	sudo a2dismod php7.2
	sudo a2enmod php7.1
	cd /etc/apache2/sites-available/
	sudo a2dissite *php56*
	sudo a2dissite *php70*
	sudo a2dissite *php72*
	sudo a2ensite *php71*
	sudo a2enmod rewrite
}

php72()
{
	echo ""
	sudopassword
	title "Activating PHP 7.2"
	sudo update-alternatives --set php /usr/bin/php7.2
	sudo a2dismod php5.6
	sudo a2dismod php7.0
	sudo a2dismod php7.1
	sudo a2enmod php7.2
	cd /etc/apache2/sites-available/
	sudo a2dissite *php56*
	sudo a2dissite *php70*
	sudo a2dissite *php71*
	sudo a2ensite *php72*
	sudo a2enmod rewrite
}

main