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MongoDb's embedded documents mapping for ActiveRecord in Yii2

Updated 2 years ago by CeBeHow-tos2 comments – viewed 10,957 times – ( +6 ) – version 2.0
You are working with MongoDb and you have embedded documents in your collection that you want to easily map in your Model for CRUD operations.

How to limit number of guest page views

Updated 2 years ago by CeBeHow-tos1 comment – viewed 4,358 times – ( +3 ) – version 1.1
In some cases, we have to limit the number of page views for the guests users. Yii provide an efficient method to get this.

Auto-update denormalized attributes with MongoDb and Yii2

Updated 2 years ago by CeBeTips0 comments – viewed 8,127 times – ( +1 ) – version 2.0
You have different collections in MongoDb with de-normalized attributes. As you may know, due to its not-join nature, MongoDb tends to encourage repetition of the same value in different collections (de-normalization). In this MongoDb is opposed to a more SQL-like approach where you usually reference only the ID of the value with a foreign key.

Attaching multiple event handlers to onBeginRequest

Updated 2 years ago by CeBeHow-tos0 comments – viewed 6,440 times – ( +2 ) – version 1.1
There came the need to perform two operations, always, on 'application boot' time. Example? My real world example involved some geo-location logic (that's the first operation) and syncing of some session details so KcFinder can be in sync with the user in context - each user with his own session container (the second).

Simple example for language translation

Updated 2 years ago by CeBeHow-tos2 comments – viewed 19,424 times – ( +1 ) – version 1.1
Language translation is a common requirement in multi lingual sites. In Yii, we can translate using message and view translation.
tags: yii, i18n

CSqlDataProvider in CGridView

Updated 2 years ago by CeBeTutorials8 comments – viewed 20,655 times – ( +8 ) – version 1.1
In this wiki I will show how could use a CSqlDataProvider in CGridView with specific features

Making a CGridView to keep the selection between page changes

Updated 2 years ago by CeBeTutorials0 comments – viewed 5,450 times – ( +1 / -1 ) – version 1.1
You may find this usefull when you discover your CGridView lost the selection after an update or after a page change, nicely i have build a new extension to cover this problem in a very easy way.

Safely checking if a model class exists (without exploding)

Updated 2 years ago by CeBeHow-tos0 comments – viewed 7,213 times – ( +1 ) – version 1.1
While rewriting the PcReportContent extension I'm maintaining I've bumped to a challenge. This wiki was born out of it.

How to Enhance a CGridView

Updated 2 years ago by CeBeHow-tos5 comments – viewed 5,519 times – ( +4 ) – version 1.1
by: Christian Salazar (bluyell, @salazachris74,

Select2 Infinite Scroll With Remote Data in Yii

Updated 2 years ago by CeBeHow-tos5 comments – viewed 10,443 times – ( +4 ) – version 1.1
I was able to set up the infinite scroll of select2 in Yii. I am glad to share it with you. The demo and source code can be found here. However, select2 for Yii can be found here which uses a widget.