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Trying to learn and help some other programmers to find their solutions on the Yii Forum (I think is a superb way to learn the framework), I was facing one challenge with an external library that a fellow programmer wanted to use -quite good indeed: PHPExcel. And what is PHPExcel?

Using filters on CGridView with CActiveDataProvider is easy, but with CArrayDataProvider it is a bit tricky.

This article is called extended guide is because there is already a security guide in the Yii tutorial security section. but that guide is not complete in the sense that it does not rise the developers' attention to some other commonly happening attacks: SQL injection and magic URL, which can be major vulnerabilities in your application without much caring.

warning: While this security guide tries to be quite complete, is not exhaustive. If security matters for you, you ought to check several other references.

If you need simple Role based access control without the long RBAC process then this article is just for you. Lets jump to the point.

This is a tutorial for how to add input text-Field, check-box, buttons in CGridView.

CGridView (or CListView) together with CActiveDataProvider is a very powerful combination of the built-in tools of Yii. But how do they work together to accomplish their fantastic functions? And what are you expected to do to use them and to customize their behaviors? This article explains the very basics of them.

Many newcomers to Yii ask about the assets/ directory found under the webroot, and this article means to explain why it's there and how to work with it.

There Is Now A cpasswordhelper Class In system.utils at GitHub that provides an API to simplify the use of crypt() for password storage. While this wiki article remains valid, it will in due course be rewritten to refer to the new class as well as explain how it works.

"The documentation for CMultiFileUpload isn't clear!"