<?php
//  ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//  CART.php - (Control)
//  PARTHENON WebWare v2.00
//  Copyright (c) 2007 PARTHENON Technologies
//  Updated October 26, 2007
//
//  Shopping Cart Manager - Handles:
//  -  Create Cart
//  -  Display Cart
//  -  Update / Add to / Remove from - Cart
//  -  Delete Cart
//  -  Update session variables
//  -  Offer buttons to continue shopping or go to checkout
//
//  Valid ACTIONS are:
//  -  ADD:     add/merge line into cart (create if not existing) - update item cart_counter
//  -  REMOVE:  remove line from cart (delete cart if empty)
//  -  QTY:     update quantity for line item
//  -  GIFT:    update gift information for line item
//  -  MODIFY:  update modifiers for line item
//  -  ABORT:   has been redirected from checkout process
//  
//  Cart can still be edited while stage < 5 (cannot edit once addresses chosen)
//
//  Manages all catalog browsing functions until item is placed into cart; 
//  PROTECTION: none - public
//  ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

$page_name = 'cart';
$is_module = true;

require ($_SERVER['DOCUMENT_ROOT'] . '/parthenon/foundation/cornerstone.php');

require (PF_HOLOGRAPH_GLOBAL);
require (PF_HOLOGRAPH_PAGE);              

$cart_edit  = true;
//  add code here to lock cart if stage >= 5
$successful = true;

//  ================================================================================================
//  Process ABORT redirected from checkout process

if ($_POST['action'] == 'ABORT')
{
  $cart = load_cart($_SESSION['s_cartid']);
  stop_checkout($e_msg);
}

//  ================================================================================================
//  EXECUTE CART FUNCTIONS

if ($_POST['action'] == 'ADD')
{
  cart_add($_POST['item_type'], $_POST['item_tag'], $_POST['qty'], $e_msg, $s_msg);
}

if ($_POST['action'] == 'UPDATE-QTY')
{
  cart_update($_POST['item_type'], $_POST['line_id'], $_POST['qty'], $e_msg, $s_msg);
}

if ($_POST['action'] == 'REMOVE')
{
  cart_remove($_POST['item_tag'], $_POST['item_type'], $e_msg, $s_msg);
}

if ($_POST['action'] == 'EMPTY')
{
  cart_empty($e_msg, $s_msg);
}


//  ================================================================================================
//  Regenerate header tag for cart totals display to reflect updates

$hologram[3750] = cart_display();

//  Display Cart

$page_pos = 66;
require (PF_CART_DISPLAY);


//  ------------------------------------------------------------------------------------------------

require (PF_HOLOGRAPH);

?>