Wiki articles in category Tips

Start studying the MVC pattern. You will understand the roles of the model, the view and the controller and know where goes each part of the code.

The problem: If you type Yii::app()->user<ctrl+space> code completion didn't work. This solve it.

in Yii versions previous to 1.1.9 exceptions was handled differently during ajax request and displayed by CApplication::displayException(). This way the exception message displayed on ajax requests could not be customized.
The message for the CGridView delete request with YII_DEBUG set to true l...

CFormatter is one of Yii's core components and used to format values displayed in widgets like CGridView or CDetailView. All classic formats like numbers, text, urls or datetime are supported but you may have to use a formatting rule that isn't built in. Let's say we want to display arrays of strings (like tags associated with a product model)...

Many people want to use downloaded extensions in their own way. As for me most of the extensions require me to correct Yii::import() instructions inside their source code. All these extensions are directory dependent. To avoid the situation described above, I suggest to implement pseudo-anonymous aliases:

// take the curr...

The default behavior with radio button lists is ugly, and I figured out mostly how to style them a coupla different ways. I'll used the blog tutorial example (but with my own posting modes):

I ran into a problem and on irc we worked it out. Since there is a lack on information on filters in genral i thought i'd start sharing all my findings, might be usefull for other people.

Simple as that. I have placed this action in my extension folder like:

In this tip, I'll help you to change in few second buttons of your CGridView. I hope you like it =).

This artical is related to allow user to filter CGridView with date range using datepicker on submit button. Here I use Yii Cookie to preserve date in datepicker textbox after submitting the form.

As you know, events are used by:

What would you do if you want/need to have a different than the main database connection in an module's models?

Often happens to have the need of change a part of the page with ajax.

Let's say, for example, that you are developing a blog or some kind of CMS and you want to track the number of times each post was viewed (maybe to show a list of the most viewed ones).

After Installing Yii Users and Rights to Newly Created Yii app we have to assign dynamic roles to a user at the time of user creation .

When we use multiple radio buttons with same name in Yii many people have the problem on getting the value of the selected radiobutton. The radioButtonList can be used for that, but if we need to use radioButton itself to place the button any where in a view, we need to include one more parameter in htmloption array().

If you're working a lot with extensions you often stumble upon problems, when you want to include them into your custom web application, like hardcoded or absolute path aliases or classes extended from core application components, which implement addiditonal features.

1. Create an Active Record Behavior that builds the criteria for the search() method and attach it to your model
2. Modify the search() method of the model to merge the behavior's criteria in with the rest of the searchable attributes
3. Modify the _search form view to add the date range inputs

Well I finally had some time and tinkered a bit with the notion of integrating wordpress and Yii. Now for me I wanted to use Yii as a framework to develop wordpress plugins. Using some tips from imasia Article I was able to do a simple integration of yii as a wordpress plugin. The integratio...