Wiki articles in category How-tos

This article will explain how to create a REST API with the Yii framework.

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

CHtml::ajaxLink(), CHtml::ajaxSubmitButton() and similar methods are great, but if they are located inside a portion of the page that is already loaded via ajax something bad will happen, something you may even not notice if you are not using tools like firebugs...

I recently created a project called Yii-App on GitHub to kickstart my development of smaller Yii applications. The main goal of the project is to provide a ready-to-use application template that includes my bootstrap extension and many other useful extensions. After reading this article you will be able to use...

When you're finished following this article, you'll have a website that integrates WordPress and Yii routes in under one path. For example, you can setup /widgets and /customers to point to Yii controllers and /about-us, /contact-us, /blog/* and /faq pointing to WordPress pages.

I have had to do this a couple of times now so I figured I would share it with the community. I am going to keep this short because I really hope that you are familiar with jQueryUI's Sortable class before starting this tutorial.

Like gmail, if you have tree or more unsuccessful login attemps a captcha appears

• Validate the user input (see below for details).
• Protect (escape) your application output according to context (see below for a few output types, mostly HTML and SQL).
• Test your application in debug mode.
  Set the constant YII_DEBUG to true (by default, it is defined in index.php) and put alongside error_reporting(E_ALL);. Then errors and warnings will stop the execution an...

We can use a CJuiDatePicker for a CGridView inline filter.

When i had created this functionality then i found some difficulties and not got much idea from wiki and forums. so, i think this will be useful for newbie users and save time of other developers when create related functionality. I refer Collecting Tabular Input tutorial but not got clear idea for create/update...

The easiest way to customize look and behaviour of them is to use series of CButtonColumn properties, like: updateButtonImageUrl (path to image for update button), updateButtonLabel (label for the update button; not HTML-encoded), updateButtonOptions (HTML options for this button, used in the way as many htmlOptions property for many widgets) and updateButtonUrl (a PHP expresion th...

The customary configuration of a Yii application includes just a single database section in the protected/config/main.php file, but it's easy to extend this to support more than one, tying each Model to one of the databases.

• iteration_count_log2 controls the number of iterations for key stretching. A setting of 8 means the hash algorithm will be applied 2^⁸ = 256 times. This setting should be kept between 4 and 31.
• portable_hashes controls whether portable hashes should be used or not. Portable hashes are salted MD5 hashes prefixed by $P$.

implementing some features of yii user and rights.

In this cookbook I will attempt to explain how to use the lightweight version of Role-Based Access Control using a php file. This version does not use database but a php file and is controlled by CPhpAuthManager class.

Since I used CGridView for a first time, I didn't like how it handled operations like sorting, filtering, changing page and etc using AJAX.

• "The documentation for CMultiFileUpload isn't clear!"

I (www.jamesbarnsley.com) found that when using the Yii Bootstrap tabs component you will sometimes want to direct the user to a specific tab and not necessarily the first tab. Yii Bootstrap already provides the "active" variable so you can define whether the tab is the active tab or not in PHP. I generally find though that a PHP solution to...

Maybe it looks simple, but some time ago I need some time to find a solution of this case. I finally got it, and I want to share that I also experienced such cases. So that it can make reference.

Let's say you have an internal messaging system in your webapp, and you want to display messages dynamically and real-time to the relevant recipients.