Wiki articles in category Tutorials

Here is a step by step To-Do list for Yii beginners. The list is an advice of what tutorials and documentation you can walk through to get a full understanding of the Yii Framework. These can be a help to learn Yii.

JWT is short for JSON Web Token. It is used eg. instead of sessions to maintain a login in a browser that is talking to an API - since browser sessions are vulnerable to CSRF security issues. JWT is also less complicated than setting up an OAuth authentication mechanism.

This article tries to describe the practical techniques of searching by a HAS_MANY relation using ActiveRecord of Yii 2.0.

It's well known that there are Lazy Loading approach and Eager Loading approach in the relational query. But it's very important to know how the Eager Loading approach works in Yii 2. It has changed drastically from that of Yii 1.1, and there are common misunderstandings about it in the community.

Articles are separated into more files as there is the max lenght for each file on wiki.

Here is a small guide how to get console commands running inside modules & extensions. For this guide I used a fresh yii2 basic application template.

The scenario in which this wiki can be useful is when you have to send an (huge) array of model ids and perform a time consuming computation with it like linking every model to other models. The idea is to split the array into smaller arrays and perform sequential ajax requests, showing the calculation progress using a [Bootstrap Progress bar](https://www.yiiframework.com/extension/yiisoft/yii2-bo...

The nested set behaviour is an approach to store hierarchical data in relational databases. For example, if we have many categories for our product or items. One category can be a "parent" for other categories, means that one category consists of more than one category. The model can be drawn using a "tree" model. There are other approaches available but what we will learn in this article is speci...

• Yii v1 for beginners
• Yii v1 for beginners 2
• Yii v2 snippet guide I
• Yii v2 snippet guide II
• [Yii v2 snippet guide III](https://www.yiifram...

Welcome, all of you !

One of the common requests I see in the forum is how to implement RBAC. While you can implement Yii 2's built-in RBAC, that might be too much for developers who are just starting with Yii 2 or have simpler needs. Sometimes you are looking for a fast solution and just want two flavors, user and admin. And even if you will eventually need more, you can use these methods as a starting point for devel...

This wiki explains how to add calculated fields into your Yii Framework 2.0 gridview with filtering and sorting.

After getting lot's of error and don't know how to perform multiple images api in yii2 finally I get it today

Assume we have many categories and many posts.

Imagine adds most common image functions and also acts as a wrapper to Imagine image manipulation library.

When building PHP web applications you usually have to take care about defining and providing a consistent development and production environment for your team. This includes your application packages, PHP-extensions, database servers and often further components such as a mail server or workers.

Working with scenarios, with models that can receive many modifications in their rules or structures as development evolves, can create disruptions in the rescue process.

If you have read this wiki you would be aware of the yii2-detail-view extension and how it offers you an easy way to EDIT and VIEW your model data, toggle these modes, and other features. You can [read the extension documentation](http://demos....

This is wiki page is useful if you are trying to build a customized REST API in Yii2.0