Install ioncube Loader Nginx php-FPM

For x64:

wget http://downloads2.ioncube.com/loader_downloads/ioncube_loaders_lin_x86-64.tar.gz
tar xfvz ioncube_loaders_lin_x86-64.tar.gz

For x86:

wget http://downloads2.ioncube.com/loader_downloads/ioncube_loaders_lin_x86.tar.gz
tar xfvz ioncube_loaders_lin_x86.tar.gz

Proceed as follows:

cp ioncube/ioncube_loader_lin_5.3.so /usr/lib/php5/20090626/ioncube.so

Now edit to match:

nano /etc/php5/conf.d/ioncube.ini