def setcheckout(request,
return_url,
cancel_url,
error_url,
template="paypal/setcheckout.html",
currency="USD"):
"""
Django view to process PayPal SetExpressCheckout API call.
If response 'Success' or 'SuccessWithWarning' comes, redirects user to the PayPal website to continue checkout process.
If response 'Failed' or 'FailedWithWarning' comes, shows the error and redirects user to the 'payment page' to choose another POS or PayPal again.
"""
#############################################################################
# ROUTINES #
# 1) Perform and validate POST data #
# 2) Call Paypal driver #
# 3) Execute the relevant method #
# 4) Accroding to the method response, redirect user to the given urls #
#############################################################################
if request.POST:
# normalize the given amount
amount = request.POST.get("amount")
try:
amount = Decimal(amount)
amount = str(amount.quantize(Decimal(".01"), rounding=ROUND_UP))
except:
if request.user.is_authenticated():
request.user.message_set.create(message=_(
"No given valid amount. Please check the amount that will be charged."
))
return HttpResponseRedirect(error_url)
# call the PayPal driver (2)
driver = PayPal()
# call the relevant API method (3)
result = driver.SetExpressCheckout(amount, currency, return_url,
cancel_url)
# perform the response (4)
if not result:
print driver.apierror
# show the error message (comes from PayPal API) to the user and redirect him/her to the error page
if request.user.is_authenticated():
request.user.message_set.create(
message=_(driver.setexpresscheckouterror))
return HttpResponseRedirect(error_url)
# send him/her to the PayPal website to check his/her order details out
redirect_url = driver.paypal_url()
return HttpResponseRedirect(redirect_url)
return render_to_response(template, {
'currency': currency,
'return_url': return_url,
'cancel_url': cancel_url,
'error_url': error_url,
},
context_instance=RequestContext(request))
def _checkout(deal, quantity):
if settings.DEBUG:
return {'error': False, 'redirect_url': reverse('deal-checkout-complete', args=(deal.slug, quantity))}
# FIXME: I need to remove hardcodings
total_price = quantity * deal.deal_price
p = PayPal()
rc = p.SetExpressCheckout(total_price, "CAD", "http://www.massivecoupon.com/deals/" + deal.slug + "/" + str(quantity) + "/checkout/complete/", "http://www.massivecoupon.com/", PAYMENTACTION="Authorization")
if rc:
token = p.api_response['TOKEN'][0]
return {'error': False, 'redirect_url': p.paypal_url()}
else:
return {'error': True, 'redirect_url': reverse('deal-checkout-error')}
def setcheckout(request, return_url, cancel_url, error_url, template = "paypal/setcheckout.html", currency = "USD"):
"""
Django view to process PayPal SetExpressCheckout API call.
If response 'Success' or 'SuccessWithWarning' comes, redirects user to the PayPal website to continue checkout process.
If response 'Failed' or 'FailedWithWarning' comes, shows the error and redirects user to the 'payment page' to choose another POS or PayPal again.
"""
#############################################################################
# ROUTINES #
# 1) Perform and validate POST data #
# 2) Call Paypal driver #
# 3) Execute the relevant method #
# 4) Accroding to the method response, redirect user to the given urls #
#############################################################################
if request.POST:
# normalize the given amount
amount = request.POST.get("amount")
try:
amount = Decimal(amount)
amount = str(amount.quantize(Decimal(".01"), rounding = ROUND_UP))
except:
if request.user.is_authenticated():
request.user.message_set.create(message = _("No given valid amount. Please check the amount that will be charged."))
return HttpResponseRedirect(error_url)
# call the PayPal driver (2)
driver = PayPal()
# call the relevant API method (3)
result = driver.SetExpressCheckout(amount, currency, return_url, cancel_url)
# perform the response (4)
if not result:
print driver.apierror
# show the error message (comes from PayPal API) to the user and redirect him/her to the error page
if request.user.is_authenticated():
request.user.message_set.create(message = _(driver.setexpresscheckouterror))
return HttpResponseRedirect(error_url)
# send him/her to the PayPal website to check his/her order details out
redirect_url = driver.paypal_url()
return HttpResponseRedirect(redirect_url)
return render_to_response(template,
{'currency': currency,
'return_url': return_url,
'cancel_url': cancel_url,
'error_url' : error_url,
}, context_instance = RequestContext(request))
def _checkout(deal, quantity):
if settings.DEBUG:
return {
'error':
False,
'redirect_url':
reverse('deal-checkout-complete', args=(deal.slug, quantity))
}
# FIXME: I need to remove hardcodings
total_price = quantity * deal.deal_price
p = PayPal()
rc = p.SetExpressCheckout(total_price,
"CAD",
"http://www.massivecoupon.com/deals/" +
deal.slug + "/" + str(quantity) +
"/checkout/complete/",
"http://www.massivecoupon.com/",
PAYMENTACTION="Authorization")
if rc:
token = p.api_response['TOKEN'][0]
return {'error': False, 'redirect_url': p.paypal_url()}
else:
return {'error': True, 'redirect_url': reverse('deal-checkout-error')}
def deal_checkout(request, slug):
user_msg = ""
try:
deal = Deal.objects.get(slug=slug)
except:
return HttpResponseRedirect('/')
must_login_error = False
must_login_email = None
if request.method == 'POST': # If the form has been submitted...
form = DealCheckoutForm(request.POST)
# before we do anything, check if this user has an account and isn't logged in
if not request.user.is_authenticated():
try:
user = User.objects.get(email=request.POST['email'])
must_login_error = True
must_login_email = request.POST['email']
form = DealCheckoutForm(initial={})
user_msg = 'An account already exists for ' + user.email + '. Please sign in first.'
except:
pass
else:
user = request.user
if not must_login_error and form.is_valid():
cd = form.cleaned_data
if not request.user.is_authenticated():
# User in NOT Logged IN and doesn't exist
# setup a new user
user = User()
user.username = cd.get('email') #str(uuid.uuid4())[:30]
user.first_name = cd.get('full_name')
user.email = cd.get('email')
user.save()
user.set_password(cd.get('password'))
user.save()
user = authenticate(username=user.username,
password=cd.get('password'))
if user is not None:
if user.is_active:
login(request, user)
# Redirect to a success page.
else:
pass
# Return a 'disabled account' error message
else:
# Return an 'invalid login' error message.
pass
quantity = int(cd.get('quantity'))
total_price = quantity * deal.deal_price
p = PayPal()
rc = p.SetExpressCheckout(total_price,
"CAD",
"http://www.massivecoupon.com/deals/" +
deal.slug + "/" + str(quantity) +
"/checkout/complete/",
"http://www.massivecoupon.com/",
PAYMENTACTION="Authorization")
if rc:
token = p.api_response['TOKEN'][0]
return HttpResponseRedirect(p.paypal_url())
else:
return HttpResponseRedirect('/checkout/error')
else:
initial_data = {}
form = DealCheckoutForm(initial=initial_data)
cities = City.objects.all()
return render_to_response('deal_checkout.html', {
'form': form,
'deal': deal,
'user_msg': user_msg,
'must_login_error': must_login_error,
'must_login_email': must_login_email,
'cities': cities,
},
context_instance=RequestContext(request))
def deal_checkout(request, slug):
user_msg = ""
try:
deal = Deal.objects.get(slug=slug)
except:
return HttpResponseRedirect('/')
must_login_error = False
must_login_email = None
if request.method == 'POST': # If the form has been submitted...
form = DealCheckoutForm(request.POST)
# before we do anything, check if this user has an account and isn't logged in
if not request.user.is_authenticated():
try:
user = User.objects.get(email=request.POST['email'])
must_login_error = True
must_login_email = request.POST['email']
form = DealCheckoutForm(initial={})
user_msg = 'An account already exists for ' + user.email + '. Please sign in first.'
except:
pass
else:
user = request.user
if not must_login_error and form.is_valid():
cd = form.cleaned_data
if not request.user.is_authenticated():
# User in NOT Logged IN and doesn't exist
# setup a new user
user = User()
user.username = cd.get('email') #str(uuid.uuid4())[:30]
user.first_name = cd.get('full_name')
user.email = cd.get('email')
user.save()
user.set_password( cd.get('password') )
user.save()
user = authenticate(username=user.username, password=cd.get('password'))
if user is not None:
if user.is_active:
login(request, user)
# Redirect to a success page.
else:
pass
# Return a 'disabled account' error message
else:
# Return an 'invalid login' error message.
pass
quantity = int(cd.get('quantity'))
total_price = quantity * deal.deal_price
p = PayPal()
rc = p.SetExpressCheckout(total_price, "CAD", "http://www.massivecoupon.com/deals/" + deal.slug + "/" + str(quantity) + "/checkout/complete/", "http://www.massivecoupon.com/", PAYMENTACTION="Authorization")
if rc:
token = p.api_response['TOKEN'][0]
return HttpResponseRedirect( p.paypal_url() )
else:
return HttpResponseRedirect('/checkout/error')
else:
initial_data = {}
form = DealCheckoutForm(initial=initial_data)
cities = City.objects.all()
return render_to_response('deal_checkout.html', {
'form' : form,
'deal' : deal,
'user_msg' : user_msg,
'must_login_error' : must_login_error,
'must_login_email' : must_login_email,
'cities' : cities,
}, context_instance=RequestContext( request ) )
