I am trying to implement CAS authentication in a CodeIgniter application though I cannot find if there are any libraries currently set up for it. I am managing by just including
What exactly is not working with the VCU library?
Anything you can do in PHP, you can do in CodeIgniter. So you can just use the PHP CAS client: http://www.jasig.org/phpcas-121-final-release
And here is a example of how to authenticate.
https://source.jasig.org/cas-clients/phpcas/trunk/docs/examples/example_simple.php