Wiki articles in category How-tos

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.

This article is for those who have dealt with the complexity of Elasticsearch or any other indexing machines and are looking for an easier way to index the existing database without additional effort.

This is as an extension of this wiki by Kartik V which shows to make different enableAutoLogin cookies for frontend and backend.

If you started playing with Yii2's new GridView, you will soon realize that some things have improved quite a lot, but I am sure its going to be a bit confusing at first glance when you try to modify certain javascript behaviors like for example, its delete confirmation dialog box.

This is an extension to Yii 2.0: Write & use a custom Component in Yii2.0 for Advanced Template

Normally, after clicking the delete button in gridview, the record will be deleted and the page will refresh, but the page number in query string is lost. This is not always the case we expect.

Your need: You require that for shared machines, the user is authenticated again for a backend access again, if someone is logged in from frontend and vice versa.

This is to show you how to use Yii2 flash messages with Kartik Growl (bootstrap notify wrapper).

https://schema.org is a markup system that allows to embed structured data on their web pages for use by search engines and other applications. Let's see how to add Schema.org to our pages on Yii2 based websites using JSON-LD.

I was playing around with another PHP framework which I didn't really liked anyway but it had simple and nice integration for PHP built in web server so I decided to write one for Yii (since this is my primary PHP framework)

An example of customizing the Yii GridView is mentioned here. You can easily override Bootstrap or other styling defaults by changing the GridView default options.

The CRUD generator of Gii has done a wonderful job for you, and you already have a list of items in the "index" page and a detailed view of a specified item in the "view" page.

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.

Yii comes with internationalisation (i18n) "out of the box". There are instructions in the manual as to how to configure Yii to use i18n, but little information all in one place on how to fully integrate it into the bootstrap menu. This document attempts to remedy that.

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.

OpenGraph and Twitter Cards are two metadata sets that allow to describe web pages and make it more understandable for Facebook and Twitter respectively.

Register an event handler at Object-Level

Logging is a very important feature of the application. It let's you know what is happening in every moment. By default, Yii2 basic and advanced application have just a \yii\log\FileTarget target configured.

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: