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File: example.php

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  Classes of Nathan Bruer  >  Web Socket Service  >  example.php  >  Download  
File: example.php
Role: Example script
Content type: text/plain
Description: Example init script to start a simple chat service
Class: Web Socket Service
Handle Web socket accesses using child processes
Author: By
Last change: fixed minor bug regarding if empty string data sent
Date: 3 years ago
Size: 1,244 bytes
 

Contents

Class file image Download
<?php
// Very Basic Example of a Chat Room Service (no verifiction used [anyone can impersonate anyone])
chdir(__DIR__);
require_once
'WebSocket.class.php';
require_once
'WebClientService.class.php';
class
ChatRoom extends WebClientService{
    const
ROOM_MESSAGE = 'r';
    public function
dataReceived(){
       
// When data is received from the WebSocket (browser)
       
if($this->currentData)
           
$this->sendToParent(self::ROOM_MESSAGE, $this->currentData);
       
Console::log("WS:".print_r($this->currentData, true));
    }
    public function
parentDataRecv($type, $data){
       
// When data is received from the parent process
       
switch($type){
            case
self::ROOM_MESSAGE:
               
Console::log("parentData:".$data);
                if(
$data)
                   
$this->send($data);
                break;
        }
    }
}

// When WebSocket exists it leaves $child and $parent variables available in the global scope.
// $child is the socket to the connection of the WebSocket (browser/user)
// $parent is the socket opened to the parent process for inter-process-communication.
new WebSocket('0.0.0.0', 2595);

if(
function_exists('gc_collect_cycles'))
   
gc_collect_cycles();
if(
$child && empty($forked)){
   
$ChatRoom = new ChatRoom($child, $parent);
   
$ChatRoom->close();
}
Console::log("Closing process: " . getmypid());