File: src/Generics/Socket/ServerSocket.php

Recommend this page to a friend!
  Classes of Maik Greubel  >  PHP Generics  >  src/Generics/Socket/ServerSocket.php  >  Download  
File: src/Generics/Socket/ServerSocket.php
Role: Class source
Content type: text/plain
Description: Server socket implementation
Class: PHP Generics
Framework for accessing streams, sockets and logs
Author: By
Last change: Test enhancement
Date: 1 year ago
Size: 2,747 bytes
 

Contents

Class file image Download
<?php

/**
 * This file is part of the PHP Generics package.
 *
 * @package Generics
 */
namespace Generics\Socket;

/**
 * This class provides a basic client socket implementation
 *
 * @author Maik Greubel <greubel@nkey.de>
 */
class ServerSocket extends Socket
{

   
/**
     * Create a new server socket
     *
     * @param Endpoint $endpoint
     * The endpoint to use
     *
     * @throws SocketException In case of creation of socket has failed or socket options could not be set.
     */
   
public function __construct(Endpoint $endpoint)
    {
       
parent::__construct($endpoint);
        if (! @
socket_set_option($this->handle, SOL_SOCKET, SO_REUSEADDR, 1)) {
           
$code = socket_last_error($this->handle);
            throw new
SocketException(socket_strerror($code), array(), $code);
        }
    }

   
/**
     * Creates a service at the given endpoint
     *
     * @throws SocketException in case of it is not possible to serve due to binding or listening error
     */
   
public function serve(ServiceCallback $callback)
    {
       
$this->bind();
       
       
$this->listen();
       
       
$runOn = true;
       
        while (
$runOn) {
           
$clientHandle = @socket_accept($this->handle);
           
            if (!
is_resource($clientHandle)) {
               
$code = socket_last_error($this->handle);
                throw new
SocketException(socket_strerror($code), array(), $code);
            }
           
           
$address = null;
           
$port = 0;
            if (! @
socket_getpeername($clientHandle, $address, $port)) {
               
$code = socket_last_error($clientHandle);
                throw new
SocketException(socket_strerror($code), array(), $code);
            }
           
           
$client = new ClientSocket(new Endpoint($address, $port), $clientHandle);
           
           
$runOn = boolval($callback->callback($client));
        }
    }

   
/**
     * Bind the server socket to the given endpoint
     *
     * @throws SocketException in case of binding has failed
     */
   
private function bind()
    {
        if (! @
socket_bind($this->handle, $this->endpoint->getAddress(), $this->endpoint->getPort())) {
           
$code = socket_last_error($this->handle);
            throw new
SocketException(socket_strerror($code), array(), $code);
        }
    }

   
/**
     * Listen to the binded socket endpoint
     *
     * @throws SocketException in case of listening is not possible
     */
   
private function listen()
    {
        if (! @
socket_listen($this->handle, 5)) {
           
$code = socket_last_error($this->handle);
            throw new
SocketException(socket_strerror($code), array(), $code);
        }
    }
}


For more information send a message to info at phpclasses dot org.