make-mcrypt.sh

#!/bin/bash -e
echo extracting the mcrypt archive
if ls | grep mcrypt-1.0.2.tgz &> /dev/null; then
        tar -zxvf ./mcrypt-*.tgz &> /dev/null && cd mcrypt-*/
else
        echo archive is missing
fi
if command -v phpize; then
        echo compiling mcrypt module with phpize
        phpize &> /dev/null
        ./configure &> /dev/null
else
        echo the phpize command is not available
fi
if command -v make; then
        echo installing the module to lib
        make install &> /dev/null
else
        echo the make command is not available
fi
echo checking if the mcrypt module is available...
if ls /usr/lib/php/20180731/ | grep mcrypt.so &> /dev/null; then
        echo module is available
else
        echo couldnt find the module in the /usr/lib path
fi
echo enabling module in php ini and restarting apache
if cat /etc/php/7.3/apache2/php.ini | grep extension=mcrypt.so &> /dev/null; then
        echo module already enabled
else
        echo 'extension=mcrypt.so' >> /etc/php/7.3/apache2/php.ini
        echo module enabled
fi
echo restarting apache webserver
systemctl restart apache2