''' Add a couple of additional functions to retrieve needed information with
    just one call. '''

def getClientsInformation_listOfHashes(self, serverId=None, depotIds=[], groupId=None, productId=None, installationStatus=None, actionRequest=None, productVersion=None, packageVersion=None):

    # Get backend instance and load client list
    bi= self.backends[self.clientManagingBackend]['instance']
    clients= bi.getClients_listOfHashes(serverId, depotIds, groupId, productId, installationStatus, actionRequest, productVersion, packageVersion)

    # Get MAC and IP for every client
    for client in clients:
        client['macAddress']= bi.getMacAddress(client['hostId'])

    return clients


def getProductHostInformation_list(self, objectId=None, installationStatus=None, type='localboot'):
    result = []

    # Generate a dictionary for faster lookup of product IDs
    products= {}
    productIds= self.getProductIds_list(type, objectId, installationStatus)
    for productId in productIds:
        products[productId]= 1

    # Load product states
    productStates= self.getProductStates_hash(objectId)

    # Extend every entry by name and description
    for product in productStates[objectId]:
        if not products.has_key(product['productId']):
            continue

         # Add missing information to the productInfo
        if product['installationStatus'] != "not_installed" or product['actionRequest'] == "setup":
            productInfo= self.getProduct_hash(product['productId'])
            productInfo['installationStatus']= product['installationStatus']
            productInfo['actionRequest']= product['actionRequest']
            productInfo['productId']= product['productId']
            result.append(productInfo)

    return result


def getProductInformation_list(self, installationStatus=None, type='localboot'):
    result = []

    # Generate a dictionary for faster lookup of product IDs
    productIds= self.getProductIds_list(type, None, installationStatus)

    # Extend every entry by name and description
    for productId in productIds:

         # Add missing information to the productInfo
         productInfo= self.getProduct_hash(productId)
         productInfo['productId']= productId
         result.append(productInfo)

    return result