Install WordPress via SSH

1. SSH into your server, then navigate to your domain’s web root:
   cd /var/www/vhosts/example.com/httpdocs
2. Grab the latest WP install
   wget http://wordpress.org/latest.tar.gz
3. Get the files out of the archive:
   tar xfz latest.tar.gz
4. Navigate to the wordpress subfolder:
   cd wordpress
5. Copy everything back up to the web root:
   cp -rpf * ../
6. Navigate back up to web root:
   cd ..
7. Remove the wordpress subfolder:
   rm -rf wordpress
8. Remove the downloaded archive file:
   rm -f latest.tar.gz

Source : http://code.garyjones.co.uk/install-wordpress-ssh