/**
* Constructor.
*
* @param sfUser A sfUser instance
* @param array An array of options
* @param string A CSRF secret (false to disable CSRF protection, null to use the global CSRF secret)
*
* @see sfForm
*/
public function __construct(sfUser $user, $options = array(), $CSRFSecret = null)
{
$this->user = $user;
parent::__construct(array(), $options, $CSRFSecret);
// the defaults depend on the options, so set them after construction
$this->setDefaults(array('max_per_page' => $user->getAttribute(self::getMaxPerPageName(), self::getMaxPerPageValue())));
}
/**
* get singleton instance
* @param sfUser $sfUser
* @return tpyCart
*/
public static function getInstance(sfUser $sfUser)
{
if (is_null(self::$_instance)) {
if ($sfUser->isAuthenticated()) {
self::$_instance = tpyUserCartTable::getInstance()->findOneBySfGuardUserId($sfUser->getGuardUser()->getId());
if (false == self::$_instance) {
self::$_instance = new tpyUserCart();
self::$_instance->setSfGuardUserId($sfUser->getGuardUser()->getId());
}
} else {
self::$_instance = new tpyCart();
self::$_instance->_user = $sfUser;
self::$_instance->_items = $sfUser->getAttribute('cart_items', array(), tpyCart::SESSION_NS);
}
}
return self::$_instance;
}
