These are functions that I used very often, may helps you!

How to check the online users or how to logout a specific user from your admin panel? This wiki shows how to do that

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.

After of model update (successfull or not) throught CGridView (check the below link) you probably need to updates the specific row html in cgridview (not entire cgridview)

You would find having such a need in most Yii Projects. Your database needs a specific format to store date fields, while you may want to display it in different formats to the users on forms and other views.

CGridview displays existent rows of the table (using DataProvider)

Suppose you want to have a list in Category with its related products and you want to updates the list (removing or insert product items) This wiki show us how to do that

Suppose we want to set a category to product (or an item in general term), Also suppose categories has sub-categories (multi-level)

This wiki explains how to add summary data from related models into your Yii Framework 2.0 gridview with filtering and sorting by the summary columns.

This is for folks who are using \kartik\widgets\FileInput to upload files from your client. How do you display an image for update after you have uploaded it to the server using the widget?

hello guys now i am going to show you how to Reuse File Upload Code across multiple projects.

In Yii 1.x, there was a built in widget CStarRating based on the jquery star rating plugin. There exists no prebuilt solution in Yii2, however the same concepts can be extended using any jquery plugin.

If you are coming over to Yii 2 from Yii 1.x, you may have already read this useful wiki for creating dependent dropdowns. You can use a similar approach in Yii 2 to do the same. But if you are looking at a prebuilt solution that helps you manage it easier, read along.

So you want to use a fork of any existing vendor extension with your Yii 2 install and use the fork, instead of original source. This does not need you to push any update or register your package on packagist.org. You are recommended to follow the approach below:

The tips here are for advanced usages of composer and its assumed you have read about using composer and have a knowledge of your vendor packages to be updated. Let's consider, you want to update only one specific yii2 vendor library, without updating all the other extension packages?

Ok, you have installed a Yii 2 basic or advanced app for the first time and completed the post install steps. You have picked up a few extensions to install for the first time as well. You would already see a composer.lock file in your application root folder.

Note the tag {{homeUrl}} will be dynamically replaced at runtime.

In Yii1 I used to have my own components under the components folder of the structure, now with namespacing this is a little bit different.

// In Yii 1.x $form = $this->beginWidget('CActiveForm', [

'id' => 'order-search-form',
'method' => 'get',

]); echo $form->textInput($searchModel, 'id'); echo CHtml::submitButton('Find', ['class' => 'btn btn-primary']); $this->endWidget(); `