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php-socket.php
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php-socket.php
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<?php
define('HOST_NAME',"localhost");
define('PORT',"8090");
$null = NULL;
require_once("class.chathandler.php");
$chatHandler = new ChatHandler();
$socketResource = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
socket_set_option($socketResource, SOL_SOCKET, SO_REUSEADDR, 1);
socket_bind($socketResource, 0, PORT);
socket_listen($socketResource);
$clientSocketArray = array($socketResource);
while (true) {
$newSocketArray = $clientSocketArray;
socket_select($newSocketArray, $null, $null, 0, 10);
if (in_array($socketResource, $newSocketArray)) {
$newSocket = socket_accept($socketResource);
$clientSocketArray[] = $newSocket;
$header = socket_read($newSocket, 1024);
$chatHandler->doHandshake($header, $newSocket, HOST_NAME, PORT);
socket_getpeername($newSocket, $client_ip_address);
$connectionACK = $chatHandler->newConnectionACK($client_ip_address);
$chatHandler->send($connectionACK);
$newSocketIndex = array_search($socketResource, $newSocketArray);
unset($newSocketArray[$newSocketIndex]);
}
foreach ($newSocketArray as $newSocketArrayResource) {
while(socket_recv($newSocketArrayResource, $socketData, 1024, 0) >= 1){
$socketMessage = $chatHandler->unseal($socketData);
$messageObj = json_decode($socketMessage);
$chat_box_message = $chatHandler->createChatBoxMessage($messageObj->chat_user, $messageObj->chat_message);
$chatHandler->send($chat_box_message);
break 2;
}
$socketData = @socket_read($newSocketArrayResource, 1024, PHP_NORMAL_READ);
if ($socketData === false) {
socket_getpeername($newSocketArrayResource, $client_ip_address);
$connectionACK = $chatHandler->connectionDisconnectACK($client_ip_address);
$chatHandler->send($connectionACK);
$newSocketIndex = array_search($newSocketArrayResource, $clientSocketArray);
unset($clientSocketArray[$newSocketIndex]);
}
}
}
socket_close($socketResource);