README

This library adds binding functions for Redis to publish and subscribe to channels.

How to install

You must do it for prepare system to work:

• Compile php with php-redis extension if you use php-fpm or install php-redis apache module in other case.
• Enable php-redis in php.ini extension=redis

Next install this library with composer

composer require --prefer-dist lanfix/yii2-redis-pub-sub

Or add this string to composer.json

"lanfix/yii2-redis-pub-sub": "*"

Set up

Firstly add to configure file web.php this code

'redisPubSub' => [
    'class' => 'lanfix\redis_pub_sub\RedisPubSub',
    'connect' => [
        'hostname' => 'localhost',
        'port' => 6379,
        'password' => ''
    ]
],

Usage

Subscribe to Redis channel

Warning! It function stops your application and wait messages!

It is desirable to run this function in parallel or in other daemon

Yii::$app->redisPubSub->subscribe('my-channel-name', function($message) {
    var_dump($message);
});

And sending message to this channel

Yii::$app->redisPubSub->publish('my-channel-name', 'Hello! How are you?');

To unsubscribe from channel use

Yii::$app->redisPubSub->unsubscribe('my-channel-name');