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Diffstat (limited to 'sca-cpp/trunk/samples/store-vhost/domains/joe/shopping-cart.py')
-rw-r--r-- | sca-cpp/trunk/samples/store-vhost/domains/joe/shopping-cart.py | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/sca-cpp/trunk/samples/store-vhost/domains/joe/shopping-cart.py b/sca-cpp/trunk/samples/store-vhost/domains/joe/shopping-cart.py new file mode 100644 index 0000000000..405adb85bf --- /dev/null +++ b/sca-cpp/trunk/samples/store-vhost/domains/joe/shopping-cart.py @@ -0,0 +1,75 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. + +# Shopping cart implementation +import uuid +import sys + +cartId = "1234" + +# Get the shopping cart from the cache +# Return an empty cart if not found +def getcart(id, cache): + cart = cache("get", (id,)) + if cart is None: + return () + return cart + +# Post a new item to the cart, create a new cart if necessary +def post(collection, item, cache): + id = str(uuid.uuid1()) + cart = ((item[0], id, item[2]),) + getcart(cartId, cache) + cache("put", (cartId,), cart) + return (id,) + + +# Find an item in the cart +def find(id, cart): + if cart == (): + return ("Item", "0", ()) + elif id == cart[0][1]: + return cart[0] + else: + return find(id, cart[1:]) + +# Get items from the cart +def get(id, cache): + if id == (): + return ("Your Cart", cartId) + getcart(cartId, cache) + return find(id[0], getcart(cartId, cache)) + +# Delete items from the cart +def delete(id, cache): + if id == (): + return cache("delete", (cartId,)) + return True + +# Return the price of an item +def price(item): + return float(filter(lambda x: x[0] == "'price", item[2])[0][1]) + +# Sum the prices of a list of items +def sum(items): + if items == (): + return 0 + return price(items[0]) + sum(items[1:]) + +# Return the total price of the items in the cart +def gettotal(cache): + cart = getcart(cartId, cache) + return sum(cart) + |