Wiki articles in category Tips

/*

    Get class constants by token.
    If you set constants with same prefix, like:
	MY_STATUS_1
	MY_STATUS_2
	MY_STATUS_3

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).

There are situations in which Active Record will generate nonsense queries from what a nieve Yii user might think is reasonable code. One such situation is a CActiveDataProvider using CDbCriteria to get data from parent and 1:n child table with a condition on the child table.

If you have to display a overview of related data in a table, you can use the CListView, create your view with table/tr/td tags and implement db-queries in the view to display detaildata of the current (master-)record.

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 you...

Here are all wiki articles from "Understanding" series by Yii wiki contributors:

My article Display the full record in a CJuiDialog uses ajax to view a record in dialog on clicking the 'view-icon'.

As you know, events are used by:

En ciertas ocasiones tenemos que lidiar con el tema de colocar una lista de checkboxes para hacer una seleccion especifica como es el caso de los dias de la semana para un calendario, para esta labor tenemos el comando CHtml::checkBoxList(), revisando un poco el funcionamiento de este temos los siguientes parametros:

The popular [CListView] and [CGridView] widgets each take a data provider and iterate over each data object produced, calling the user's code to render each row one at a time, and most are familiar with the use of the $data variable to represent the current model object or array.

I'm developing a web project for a company using Yii framework. We are using a git vcs in our development process. We like to use Yii extensions. But only if they are good.

yii-1.1.8.r3324 framework directory is 10.4 mb size.

When you develop a widget, you could need one image that is in the assets folder, you can use it simply within a css. You can load a css or javascript script doing this:

Yii::app()->getClientScript()->registerCssFile($filename);

First param in CActiveDataProvider could be a string with model name or instance of class. So, you may use CActiveRecord::cache() for cache, but you need set third param to 2, because you should cache 2 queries: counting and get data.

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)...

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...

Virtually all Yii applications are built on top of a database, and though Yii is very flexible in how it addresses your DB, some design choices make things more convenient than others.

in model add the following code: