README.md

Yii2 clear cache behavior

The behavior for Yii2 to clearing cache on specific events

Instalation

The preferred way to install this extension is through composer.

Either run

composer require hyperia/yii2-clear-cache-behavior:"*"

or add

"hyperia/yii2-clear-cache-behavior": "*"

to the require section of your composer.json.

Configuration (usage)

In ActiveRecord Model class to invalidate tag after insert, update or delete

use yii\db\ActiveRecord;
use hyperia\behaviors\ClearCacheBehavior;

class Model extends ActiveRecord
{
    private const CACHE_KEY = '~model~';

    public function behaviors()
    {
        return [
            ...
            'clearCache' => [
                'class' => ClearCacheBehavior::class,
                'events' => [
                    ActiveRecord::EVENT_AFTER_INSERT,
                    ActiveRecord::EVENT_AFTER_UPDATE,
                    ActiveRecord::EVENT_AFTER_DELETE
                ],
                'type' => ClearCacheBehavior::TYPE_INVALIDATE_TAG,
                'value' => static::CACHE_KEY
            ],
        ];
    }
}

Parameter description

events

array

Determinantes on which event would be cache deleted. When you want set up Event with same settings.

Default value:

[
    ActiveRecord::EVENT_AFTER_INSERT,
    ActiveRecord::EVENT_AFTER_UPDATE,
    ActiveRecord::EVENT_AFTER_DELETE
]

cache

string

Name of cache component in yii components configuration
Default: "cache"

value

string | array | Closure
Determinantes which part of cache would be deleted ONLY WHEN EVENTS IS SET

type

string
Sets how the cache will be deleted ONLY WHEN EVENTS IS SET
Types:

• TYPE_INVALIDATE_TAG : Calls yii\caching\TagDependency::invalidate($cacheObject, $value);
• TYPE_FLUSH : Calls flush() method on cache object (by value of cache parameter)
• TYPE_DELETE : Calls delete($value) method on cache object (by value of cache parameter)

events_with_settings

array
Array which represents setting of multiple events. Determinantes on which event would be cache deleted. When you want set up multiple Events

Simple example:

    'eventsWithSettings' => [
          \yii\web\Controller::EVENT_BEFORE_ACTION => [
              'type' => ClearCacheBehavior::TYPE_INVALIDATE_TAG,
              'value' => static::CACHE_KEY
          ],
          \yii\web\Controller::EVENT_AFTER_ACTION => [
              'type' => ClearCacheBehavior::TYPE_DELETE,
              'value' => function($event) use ($model) {
                  return $model->id;
              }
          ]
    ],