def create_cart(asin, quantity=1):
api = API(settings.AMAZON_AWS_KEY, settings.AMAZON_SECRET_KEY,
settings.AMAZON_API_LOCALE, settings.AMAZON_ASSOCIATE_TAG)
cart = api.cart_create({asin: quantity})
try:
return unicode(cart.Cart.PurchaseURL)
except ValueError, InvalidCartItem:
raise ValidationError()
def create_cart(asin, quantity=1):
api = API(
settings.AMAZON_AWS_KEY,
settings.AMAZON_SECRET_KEY,
settings.AMAZON_API_LOCALE,
settings.AMAZON_ASSOCIATE_TAG)
cart = api.cart_create({asin: quantity})
try:
return unicode(cart.Cart.PurchaseURL)
except ValueError, InvalidCartItem:
raise ValidationError()
def buy_items(item_list, quantity_list=None, category_list=None):
#Instantiate Amazon API object
amazon = API(locale='us')
#Default buy 1 of an item, search in 'All' general category
if quantity_list == None:
quantity_list = [1 for item in item_list]
if category_list == None:
category_list = ['All' for item in item_list]
item_and_quantity = dict()
item_names = dict()
item_prices = dict()
#Search for item in Amazon, get AWS product id
#Keep track of AWS product id the quantity to buy. Must be formatted as shown below
for i in range(len(item_list)):
#print item_list[i]
result = search_item_and_price(amazon, item_list[i], category_list[i])
if result != None:
item_and_quantity[result['aws_id']] = quantity_list[i]
#print type(quantity_list[i])
#Create remote cart of items to buy
cart = amazon.cart_create(item_and_quantity)
#Get cart information. ID and HMAC is used to track and reference the created
#cart. Purchase URL is what the user uses to purchase the desired items
cart_id = cart.Cart.CartId
cart_hmac = cart.Cart.HMAC
purchase_url = cart.Cart.PurchaseURL.text
#print type(purchase_url)
#Get contents of cart
cart_get = amazon.cart_get(cart_id, cart_hmac)
subtotal = cart_get.Cart.SubTotal.getchildren()[2].text
cart_contents = cart_get.Cart.CartItems.getchildren()[1:]
#print type(subtotal)
#pprint.pprint(item_and_quantity)
#Get the prices and names of items in the cart. Since adding items to the cart
#does not (seem to) let the programmer decide which offer listing to add, need
#to check what is in the cart. Need to muck around the Amazon Product Advertising
#API more, but man the documentation leaves much to be desired
for cart_item in cart_contents:
item_info = cart_item.getchildren()
aws_id = item_info[1].text
item_prices[aws_id] = item_info[7].getchildren()[-1].text
if type(item_info[4].text) == unicode:
item_names[aws_id] = item_info[4].text.encode('ascii', 'ignore')
else:
# Assuming it is a string type
item_names[aws_id] = item_info[4].text
#print item_names[aws_id]
#print type(item_names[aws_id])
#print type(item_prices[aws_id])
#pprint.pprint(item_and_quantity)
#pprint.pprint(item_names)
#pprint.pprint(item_prices)
#pprint.pprint(subtotal)
#print type(purchase_url)
return item_and_quantity, item_names, item_prices, subtotal, purchase_url