Install IonCube Encoder
This is the guide to install ioncube on ubuntu server.
Create a temp directory or moving into one already created
cd /tmp/
Get 32 bit ioncube to download. You can decide which type of OS is installed on your server.
wget http://downloads.ioncube.com/loader_downloads/ioncube_loaders_lin_x86.tar.gz
You can get 64 bit ioncube to download.
wget http://downloads.ioncube.com/loader_downloads/ioncube_loaders_lin_x86-64.tar.gz
Now unzip the download file.
tar zxvf ioncube_loaders_lin_x86-64.tar.gz
Move the code to another location
mv ioncube /usr/local/
Add the zend extension in php (nano /etc/php5/apache2/php.ini). Below command version should be changed based on the php version installed on server.
zend_extension = /usr/local/ioncube/ioncube_loader_lin_5.5.so
Now restart the apache to get it working
/etc/init.d/apache2 restart