function getGeneralCacheHash($name, &$cart, &$data = array())
{
// will create product hash (quantity, attributes, weight), order of products do not play role:
OPCcache::createCartHash($cart);
$carthash = OPCcache::$cartHash;
// end of product hash
// will create custom cache per fedex and similar:
// zip and country are the basic cache dimensions, add more here:
if (empty($cart->virtuemart_shipmentmethod_id)) {
$returnValues = array();
} else {
if (isset(OPCcache::$cachedResult[$cart->virtuemart_shipmentmethod_id])) {
// per request cache:
$returnValues = OPCcache::$cachedResult[$cart->virtuemart_shipmentmethod_id];
} else {
JPluginHelper::importPlugin('shipment');
$dispatcher = JDispatcher::getInstance();
$returnValues = $dispatcher->trigger('plgVmGetSpecificCache', array($cart));
}
}
$spec_cache = '';
foreach ($returnValues as $val) {
if (!empty($val)) {
$spec_cache .= $val;
}
}
if (!isset(OPCloader::$debugMsg)) {
OPCloader::$debugMsg = array();
}
OPCloader::$debugMsg[] = $spec_cache;
// end of custom
// any extras:
if (!empty($data)) {
$datahash = md5(serialize($data));
} else {
$datahash = '';
}
// end of extras
// basic address:
$to_address = $cart->ST == 0 ? $cart->BT : $cart->ST;
$zip = @$to_address['zip'];
$country = @$to_address['virtuemart_country_id'];
$country = @$to_address['virtuemart_state_id'];
// end of basic address
$alldimensions = $name . md5($carthash . $zip . $country . $datahash . $spec_cache);
return $alldimensions;
}
