/**
* A factory method to return the appropriate
* OA_Maintenance_Priority_DeliveryLimitation_Common
* subclass object (one of OA_Maintenance_Priority_DeliveryLimitation_Date,
* OA_Maintenance_Priority_DeliveryLimitation_Day,
* OA_Maintenance_Priority_DeliveryLimitation_Empty or
* OA_Maintenance_Priority_DeliveryLimitation_Hour), depending on the data
* provided.
*
* @static
* @param array $aDeliveryLimitation An array containing the details of a delivery limitation
* associated with an ad. For example:
* array(
* [ad_id] => 1
* [logical] => and
* [type] => Time:Hour
* [comparison] => ==
* [data] => 1,7,18,23
* [executionorder] => 1
* )
* @return object OA_Maintenance_Priority_DeliveryLimitation_Common
*/
function &factory($aDeliveryLimitation)
{
// Load plugins if not already in cache
if (!isset(self::$aPlugins)) {
self::$aPlugins = OX_Component::getComponents('deliveryLimitations', null, false);
}
// Return instance of the MPE DL class
if (isset(self::$aPlugins[$aDeliveryLimitation['type']])) {
return self::$aPlugins[$aDeliveryLimitation['type']]->getMpeClassInstance($aDeliveryLimitation);
}
// Unknown plugin? Return the empty MPE DL class
return new OA_Maintenance_Priority_DeliveryLimitation_Empty($aDeliveryLimitation);
}
