A simple and effective way to keep track what your users are doing within your application is to log their activities related to database modifications. You can log whenever a record was inserted, changed or deleted, and also when and by which user this was done. For a [CActiveRecord] Model you could use a behavior for this purpose. This way you will be able to add log functionality to ActiveRecor...
This example uses a MySQL DB with a table named tree with the fields id, name, and parent_id. The parent_id will be NULL for root elements. The SQL is kept simple (no autoinc, no FK, etc).
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.
Please note that this article is a simple example and good security should be taken into account when we play with authentication systems.
A few days ago, i worked for CGridView exporting functional for my client. He asked me to create a simple exporting to a CSV file a CGridView search results.
CMenu comes with a lot of great customization options built in but sometimes you need it to do more.
Application configuration determines how an Yii application should behave, because it is the only parameter passed in the entry script. An application, on the other hand, needs to behave differently under different circumstances. For example, an application may need different configurations when running in production mode, development mode and testing mode; In a team development environment, each...
Yii core messages refer to static text strings in the core Yii framework code which are meant to be displayed to end-users (e.g. core exception messages, default validation error messages). Customization of these core messages is needed in two circumstances:
Because Yii intends to be integrated nicely with third-party libraries, it does not define any global functions. Everything in Yii needs to be addressed with full class name or object scopes. For example, to access the current user, we need to use Yii::app()->user; to access application parameters, we need Yii::app()->params['name']; and so on. While editors like textmate can help alleviate...
Have you ever wanted to use an auto-complete field to look up a user or some other data, but want the database ID of that user or data returned as well so that you can more easily perform some function when the form is submitted? Thanks to Yii's CAutoComplete widget and [jQuery's Autocomplete plugin](http://plugins.jquery.com/project/jq-autocomp...
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.
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....
After getting lot's of error and don't know how to perform multiple images api in yii2 finally I get it today
Note: Please also take a look at the newer EMenu extension. This works even better that the deprecated CDropDownMenu!
I was wondering how to set-up the application parameters in the back-end to use them all around the application without the need of using the database and I came up with this solution, I hope it helps somebody else.
Usually when we use AutoComplete in a project, We need to show "title" or "name" in the list, while when the form is posted, we need some sort of integer ID referring to the selected value. Out of the Box, CJuiAutoComplete widget doesn't provides different display text and post values.
A time ago i've met the issue that Yii doesn't run any client-side form validation when submitting the form by CHtml::ajaxSubmitButton. The small javascript below helps to fix it.
One aspect of User Interface Design has to do with the coherence of the design and the use of the colors between the different User Interface Components used.
