gistfile1.php

<?php

function createCookie($name, $value = '', $maxage = 0, $path = '', $domain = '', $secure = false, $HTTPOnly = false)  { 
  $ob = ini_get('output_buffering'); 

  // Abort the method if headers have already been sent, except when output buffering has been enabled 
  if (headers_sent() && (bool) $ob === false || strtolower($ob) == 'off') {
    return false;
  }

  if (!empty($domain)) { 
    // Fix the domain to accept domains with and without 'www.'. 
    if (strtolower( substr($domain, 0, 4) ) == 'www.') {
      $domain = substr($domain, 4);
    }
    
    // Add the dot prefix to ensure compatibility with subdomains 
    if (substr($domain, 0, 1) != '.') {
      $domain = '.'.$domain;
    }

    // Remove port information. 
    $port = strpos($domain, ':'); 

  if ($port !== false) {
    $domain = substr($domain, 0, $port); 
  } 

  // Prevent "headers already sent" error with utf8 support (BOM) 
  // if ( utf8_support ) header('Content-Type: text/html; charset=utf-8'); 

  header('Set-Cookie: '.rawurlencode($name).'='.rawurlencode($value) 
    .(empty($domain) ? '' : '; Domain='.$domain) 
    .(empty($maxage) ? '' : '; Max-Age='.$maxage) 
    .(empty($path) ? '' : '; Path='.$path) 
    .(!$secure ? '' : '; Secure') 
    .(!$HTTPOnly ? '' : '; HttpOnly'), false); 
  
  return true; 
}