Send push (PHP)

gistfile1.php

<?php

// Put your alert message here:
$message = "Message";

$pemfile = $argv[1];
$token = $argv[2];
$subscriptionID = $argv[3];

if (!$subscriptionID)
    exit("Example Usage: $php send_push.php [pem-file] [token] [subscriptionID]\n");

////////////////////////////////////////////////////////////////////////////////

$ctx = stream_context_create();
stream_context_set_option($ctx, 'ssl', 'local_cert', $pemfile);
stream_context_set_option($ctx, 'ssl', 'verify_peer', false);
stream_context_set_option($ctx, 'ssl', 'verify_peer_name', false);
// Open a connection to the APNS server
$fp = stream_socket_client(
  'ssl://gateway.sandbox.push.apple.com:2195', $err,
  $errstr, 60, STREAM_CLIENT_CONNECT|STREAM_CLIENT_PERSISTENT, $ctx);

if (!$fp)
  exit("Failed to connect: $err $errstr" . PHP_EOL);

echo 'Connected to APNS' . PHP_EOL;

$body['aps'] = array(
  'alert' => $message,
  'sound' => 'default',
  'content-available' => 1,
  'category' => "DEFAULT_ACTION"
);

// Encode the payload as JSON
$payload = json_encode($body);

print("JSON: ");
print(json_encode($body, JSON_PRETTY_PRINT) . "\n");

// Build the binary notification
$msg = chr(0) . pack('n', 32) . pack('H*', $token) . pack('n', strlen($payload)) . $payload;

// Send it to the server
$result = fwrite($fp, $msg, strlen($msg));

if (!$result)
  echo 'Message not delivered' . PHP_EOL;
else
  echo 'Message successfully delivered' . PHP_EOL;

// Close the connection to the server
fclose($fp);

function getGUID(){
    if (function_exists('com_create_guid')){
        return com_create_guid();
    }else{
        mt_srand((double)microtime()*10000);//optional for php 4.2.0 and up.
        $charid = strtoupper(md5(uniqid(rand(), true)));
        $hyphen = chr(45);// "-"
        $uuid = ''
            .substr($charid, 0, 8).$hyphen
            .substr($charid, 8, 4).$hyphen
            .substr($charid,12, 4).$hyphen
            .substr($charid,16, 4).$hyphen
            .substr($charid,20,12);
        return $uuid;
    }
}