PHP code example of opekunov / laravel-centrifugo-broadcaster

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

opekunov / laravel-centrifugo-broadcaster example snippets

return [

    // .... //
    
    'providers' => [    
        // Uncomment BroadcastServiceProvider
        App\Providers\BroadcastServiceProvider::class,
    ],
    
    // .... //
    
];

return [

        // .... //
    
        'centrifugo' => [
            'driver' => 'centrifugo',
            'secret'  => env('CENTRIFUGO_SECRET'),
            'apikey'  => env('CENTRIFUGO_APIKEY'),
            'api_path' => env('CENTRIFUGO_API_PATH', '/api'), // Centrifugo api endpoint (default '/api')
            'url'     => env('CENTRIFUGO_URL', 'http://localhost:8000'), // centrifugo api url
            'verify'  => env('CENTRIFUGO_VERIFY', false), // Verify host ssl if centrifugo uses this
            'ssl_key' => env('CENTRIFUGO_SSL_KEY', null), // Self-Signed SSl Key for Host (,
        
       // .... //
       
];

// routes/channels.php

// IMPORTANT. In Centrifugo 4, the '$' character in front of the private channel is considered obsolete. Do not use it. https://centrifugal.dev/docs/server/channels#private-channel-prefix-
Broadcast::channel('namespace:channel', function (){
    // Some auth logic for example:
    return \Auth::user()->group === 'private-channel-group';
});

Broadcast::channel('namespace:channel-{id}', function ($user, $id){
    return $user->id === $id;
});

// App/Events/SendMessageEvent.php

namespace App\Events;

use Illuminate\Broadcasting\InteractsWithSockets;
use Illuminate\Broadcasting\PrivateChannel;
use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
use Illuminate\Foundation\Events\Dispatchable;
use Illuminate\Queue\SerializesModels;

//Use "implements ShouldBroadcast" if you want add event to queue
class SendMessageEvent implements ShouldBroadcastNow
{
    use Dispatchable, InteractsWithSockets, SerializesModels;

    /**
     * @var string Message text
     */
    private $messageText;

    public function __construct(string $messageText)
    {
        $this->messageText = $messageText;
    }

    /**
     * The event's broadcast name.
     *
     * @return string
     */
    public function broadcastAs()
    {
        //example event broadcast name. Show in Web Socket JSON
        return 'message.new';
    }


    /**
     * Get the data to broadcast.
     *
     * @return array
     */
    public function broadcastWith()
    {
        return ['message' => $this->messageText];
    }

    /**
     * Get the channels the event should broadcast on.
     *
     * @return \Illuminate\Broadcasting\Channel|array
     */
    public function broadcastOn()
    {
        return new Channel('public:chat');
        // or return new PrivateChannel('private:chat');
        // in Centrifuge 4 all channels are protected, and the '$' prefix is considered obsolete. https://centrifugal.dev/docs/server/channels#private-channel-prefix-
    }
}

declare(strict_types = 1);

namespace App\Http\Controllers;

use Opekunov\Centrifugo\Centrifugo;
use Illuminate\Support\Facades\Auth;

class ExampleController
{

    public function example(Centrifugo $centrifugo)
    {
        //or $centrifugo = new Centrifugo();
        //or centrifugo()
        
        // Send message into channel
        $centrifugo->publish('news', ['message' => 'Hello world']);

        // Generate connection token
        $token = $centrifugo->generateConnectionToken((string)Auth::id(), 0, [
            'name' => Auth::user()->name,
        ]);

        // Generate subscription token
        $expire = now()->addDay(); //or you can use Unix: $expire = time() + 60 * 60 * 24; 
        $apiSign = $centrifugo->generateSubscriptionToken((string)Auth::id(), 'channel', $expire, [
            'name' => Auth::user()->name,
        ]);

        //Get a list of currently active channels.
        $centrifugo->channels();

        //Get channel presence information (all clients currently subscribed on this channel).
        $centrifugo->presence('news');

    }
}