def create_cart_id_value(request):
print("generating cart_value...")
cart_value = generate_Cart_ID()
print("Done, cart_value is: " + cart_value)
#while cart_value in CART.objects.get(CartId=cart_value):
# cart_value = generate_Cart_ID()
print("Generated value was unique, great!")
request.session['CartID'] = cart_value
#add cart_value to the CART database
c = CART(Cart_ID=cart_value)
c.save()
return cart_value
def makeCartCookie(request):
print("Creating cookie CartID...")
#Before we continue, if the user already had a CartID cookie
# then don't create a new one. Instead just leave their CartID
# cookie how it is.
for key in request.session.keys():
print(key + " :=> " + request.session.get(key))
if request.session.get("sessionid"):
print("There was a session key in request.session")
else:
print("There was no session key in request.session...")
if request.session.get("CartID"):
print("There was a CartID in request.session")
else:
print("There is no CartID in request.session")
if 'CartID' in request.COOKIES:
print("In request.COOKIES there is a CartID")
print("The CarID is: " + request.COOKIES['CartID'])
else:
print("In request.COOKIES there is no CartID")
if request.session.get("CartID") is None:
print("No CartID cookie detected in client. Creating one now.")
#generate a random string 32 chars long
val = CART.generate_Cart_ID()
print("Value generated is: " + val)
#set the cookie
response = HttpResponse("")
max_age = 86400 #1 day
expires = datetime.datetime.strftime(
datetime.datetime.utcnow() + datetime.timedelta(seconds=max_age),
"%a, %d-%b-%Y %H:%M:%S GMT")
response.set_cookie('CartID', val, max_age=86400, expires=expires)
response.write("<h1>Cookie has been set</h1>")
print("Cookie has been set.")
return response
else:
print("The request already has a CartID cookie.")
print("The value of the cookie is: " + request.session.get("CartID"))
return HttpResponse(
"A cookie had already been set. It will not be changed.")
def createCookieAndCart(request, cookie_value=""):
print("Setting a cookie for the user. Adding ")
cookie_value = CART.generate_Cart_ID()
c = CART()
value = cookie_value
c.Cart_ID = value
c.save()
request.set_cookie("CartID", cookie_value)
return "" #test
def index(request):
print("View [index] was called.")
COOKIE_NAME = 'CartID'
context = {}
Cart_ID = ''
#problems: if user has cookies disabled, might be infinite loop
if COOKIE_NAME in request.COOKIES:
print(COOKIE_NAME + " is a cookie in the request")
print("The value of " + COOKIE_NAME + " is: " +
request.COOKIES[COOKIE_NAME])
cookieValue = request.COOKIES[COOKIE_NAME]
#Search every cart until we find a match
for cart in CART.objects.all():
if cart.Cart_ID == cookieValue: #We've found a match
print(
"The cookie's value matches a Cart_ID value of a CART object"
)
#Success! Load the page!
print("TEST:" + str(cart.Cart_ID) + " length = " +
str(len(cart.Cart_ID)))
cart_content_list = cart.cart_content_set.all()
print("cart_content_list contains: " + str(cart_content_list))
context["cart_content_list"] = cart_content_list
context["Cart_ID"] = cart.Cart_ID
#create the context later
print("Context is: " + str(context))
return render(request, 'myCart/myCart.html', context=context)
#No match was found in the database
# Do: 1)Create cookie 2)Store Data in CART DB table 3)Set the cookie on the response
print(
"The cookie value DOES NOT match any Cart_ID value in the CART table"
)
#do nothing for now
return HttpResponse("Under construction")
else:
''' there was no CartID associated with the session, make one, \
update the DB and then reload the page'''
#This response's cookie will be set below
response = HttpResponseRedirect(reverse('index', args=None))
print("CartID is not a cookie in the request. Making a cookie now.")
#max_age = 86400 #Remove this CartID after it has been the the DB for 7 days
#generate a cookie value
cookie_value = CART.generate_Cart_ID()
print("Generated a cookie, the value is: " + cookie_value +
" setting the key/value pair now.")
response.set_cookie("CartID", cookie_value)
print("Done setting cookie")
print("Done creating cookie, redirecting user now.")
print("Creating a cart")
c = CART()
value = c.generate_Cart_ID(
) #generater random string of len 32 via static function
c.Cart_ID = value
c.save()
print("Done creating a cart.")
print("Reloading page.")
#reload the page now that the cookie has been set
return response