Wiki articles in category How-tos

This is a simple example of how we can display images in CGridviews.Imagine that you have an image field in your table ie either a location field or a blob type field used to store the images.

This How-To is useful if you are planning to move the Yii vendor directory outside the default location.

I build this simple PHP class (DialogBox.php at the bottom of this wiki) to help you in the dialog box usage on Yii applications. The goal is run any Yii actions into this dialog box and return the resulting value to the calling instance.

In this article I will show you how to implement a secure password hashing mechanism in your Yii projects using a bCrypt class.

You can find the reason why I wrote this article here.

There are numerous usability problems:

Today I will show you how to handle multiple file upload step by step.

Remember-filters-gridview is one of the must-use extension on all of my project. However, it lacks of storing the page and sort variables of the grid view.

It is good when someone writes extensions for us but trust, sometimes we forget about other approaches that, if we know the library, we shouldn't forget.

The Problem: Yii2 utilizes by default UserIdentity configured in config/web.php for connection, this object apply one table to authentication ('identityClass' => 'app\panel\models\User'). How to authentication from diferent tables? Solution: Create instances in web.php to uses UserIdentify. eg:

There are cases you want to update a record on CGridview directly

This will call the controller function using AJAX instead of redirecting the user to the url using GET parameters.

<?php $this->endWidget(); ?>

We all love the convenient gadget, namely jQuery UI Datepicker as an input element for date. Yii supports it as CJuiDatePicker. Let's see how to use it.

Here's a simple way to create a Recent comments showing widget to be used in your templates. The idea is just to highlighting your blog's new comments.

Are you using the Bootstrap 3 form styles with Yii 2 Active Forms? Have you faced problems in displaying complex layouts which needs you to display multiple inline form fields in a single row, within bootstrap horizontal forms. Then read on.

Yii 2.0 comes with a formatter component to format dates, numbers, and other values for international users according to their locale. This is very useful for displaying data. When working with incoming data or when using enhanced input methods like the [MaskedInput widget](https://www.yiiframework.com/doc/api/2.0/yii-widgets-maskedinp...

You have that, when a product is on development they can change its API anytime. This change is quite important though, its related on how to set the events of your form, for example, the useful beforeSubmit.

I have an API. It's built with a RESTful extension over Active Record, and some endpoints provide PUT methods to upload files. By a REST design we create an entity with POST /video first, and then upload a video file with PUT /video/{id}/data.

If in your application you have to proceed to a complex SQL query that is not associated to a model, you will use CDbDataReader like it is described in the Yii documentation. An example could be