/**
* @singleton method used to instantiate class object
* @access public
* @param EE_Line_Item $grand_total
* @return \EE_Cart
*/
public static function instance(EE_Line_Item $grand_total = null)
{
EE_Registry::instance()->load_helper('Line_Item');
// rest cart with new grand total ?
if (!empty($grand_total)) {
self::$_instance = new self($grand_total);
}
// or maybe retrieve an existing one ?
if (!self::$_instance instanceof EE_Cart) {
// try getting the cart out of the session
self::$_instance = EE_Registry::instance()->SSN->cart();
}
// verify that cart is ok and grand total line item exists
if (!self::$_instance instanceof EE_Cart || !self::$_instance->_grand_total instanceof EE_Line_Item) {
self::$_instance = new self($grand_total);
}
self::$_instance->get_grand_total();
// once everything is all said and done, save the cart to the EE_Session
add_action('shutdown', array(self::$_instance, 'save_cart'), 90);
return self::$_instance;
}
/**
* @singleton method used to instantiate class object
* @access public
* @param EE_Line_Item $grand_total
* @param EE_Session $session
* @return \EE_Cart
*/
public static function instance(EE_Line_Item $grand_total = null, EE_Session $session = null)
{
if (!empty($grand_total)) {
self::$_instance = new self($grand_total, $session);
}
// or maybe retrieve an existing one ?
if (!self::$_instance instanceof EE_Cart) {
// try getting the cart out of the session
$saved_cart = $session instanceof EE_Session ? $session->cart() : null;
self::$_instance = $saved_cart instanceof EE_Cart ? $saved_cart : new self($grand_total, $session);
unset($saved_cart);
}
// verify that cart is ok and grand total line item exists
if (!self::$_instance instanceof EE_Cart || !self::$_instance->_grand_total instanceof EE_Line_Item) {
self::$_instance = new self($grand_total, $session);
}
self::$_instance->get_grand_total();
// once everything is all said and done, save the cart to the EE_Session
add_action('shutdown', array(self::$_instance, 'save_cart'), 90);
return self::$_instance;
}
/**
* _get_payment_info
*
* @access public
* @param EE_Cart $cart
* @return array
*/
public function _get_payment_info(EE_Cart $cart)
{
EEH_Autoloader::register_line_item_filter_autoloaders();
$line_item_filter_processor = new EE_Line_Item_Filter_Processor(apply_filters('FHEE__SPCO__EE_Line_Item_Filter_Collection', new EE_Line_Item_Filter_Collection()), $cart->get_grand_total());
$filtered_line_item_tree = $line_item_filter_processor->process();
// autoload Line_Item_Display classes
EEH_Autoloader::register_line_item_display_autoloaders();
//$this->checkout->line_item_filters();
$Line_Item_Display = new EE_Line_Item_Display('spco');
return array('payment_info' => $Line_Item_Display->display_line_item($filtered_line_item_tree), 'cart_total' => $filtered_line_item_tree->total());
}
