def __init__(self,
number,
exp_mo,
exp_yr,
first_name=None,
last_name=None,
full_name=None,
cvv=None,
cc_type=None,
strict=False):
"""
sets credit card info
"""
if full_name:
self.full_name = full_name
else:
self.first_name = first_name
self.last_name = last_name
self.full_name = "{0.first_name} {0.last_name}".format(self)
#everything else
self.number = number
self.exp_month = exp_mo
self.exp_year = exp_yr
self.exp_date = get_card_exp(self.exp_month, self.exp_year)
self.card_type = get_card_type(self.number)
self.verification_value = cvv if cvv else None
self.strict = strict
def clean(self):
"""Validates the form"""
super(CreditCardForm, self).clean()
cleaned_data = self.cleaned_data
number = cleaned_data.get('number')
security_code = cleaned_data.get('security_code')
exp_month = cleaned_data.get('exp_month')
exp_year = cleaned_data.get('exp_year')
if not self.is_valid():
raise forms.ValidationError("There was a problem processing your payment")
cc_type = get_card_type(number)
if not cc_type or not is_valid_cc(number):
raise forms.ValidationError("Invalid credit card number")
if not is_valid_cvv(security_code, cc_type):
raise forms.ValidationError("Invalid security code")
if not is_valid_exp(exp_month, exp_year):
raise forms.ValidationError("Invalid expiracy date")
return cleaned_data
def validate(self):
"""
validates expiration date & card number using util functions
"""
if not is_valid_cc(self.number):
raise DataValidationError('The credit card number provided does not pass luhn validation')
if not is_valid_exp(self.exp_month, self.exp_year):
raise DataValidationError('The credit card expiration provided is not in the future')
if self.strict:
if not is_valid_cvv(self.verification_value, get_card_type(self.number)):
raise DataValidationError('The credit card cvv is not valid')
return True
def __init__(self, number, exp_mo, exp_yr, first_name=None, last_name=None, full_name=None, cvv=None, cc_type=None, strict=False):
"""
sets credit card info
"""
if full_name:
self.full_name = full_name
else:
self.first_name = first_name
self.last_name = last_name
self.full_name = "{0.first_name} {0.last_name}".format(self)
#everything else
self.number = number
self.exp_month = exp_mo
self.exp_year = exp_yr
self.exp_date = get_card_exp(self.exp_month, self.exp_year)
self.card_type = get_card_type(self.number)
self.verification_value = cvv if cvv else None
self.strict = strict
