Files
eamco_authorize/app/services/payment_service.py
2025-09-15 15:30:30 -04:00

277 lines
11 KiB
Python

## File: your_app/services/payment_service.py
import logging
import pprint
import traceback
import re
from authorizenet import apicontractsv1
from authorizenet.apicontrollers import (
createTransactionController,
createCustomerProfileController,
createCustomerPaymentProfileController
)
from authorizenet.constants import constants
from .. import schemas
from config import load_config # Assuming you have this
logger = logging.getLogger(__name__)
# Load Authorize.net credentials
ApplicationConfig = load_config()
# API_LOGIN_ID = ApplicationConfig.API_LOGIN_ID
# TRANSACTION_KEY = ApplicationConfig.TRANSACTION_KEY
# Authorize.net credentials (Sandbox Test Credentials)
API_LOGIN_ID = '9U6w96gZmX'
TRANSACTION_KEY = '94s6Qy458mMNJr7G'
# --- MODIFICATION: Set the environment globally ---
# Set this to SANDBOX for testing, PRODUCTION for live
constants.show_url_on_request = True # Very useful for debugging
constants.environment = constants.SANDBOX
def _get_authnet_error_message(response):
"""
Robust error parsing function that correctly handles the API's response format.
"""
if response is None:
return "No response from payment gateway."
try:
if hasattr(response, 'messages') and response.messages is not None:
if hasattr(response, 'transactionResponse') and response.transactionResponse and hasattr(response.transactionResponse, 'errors') and response.transactionResponse.errors:
error = response.transactionResponse.errors[0]
return f"Error {error.errorCode}: {error.errorText}"
if hasattr(response.messages, 'message'):
message_list = response.messages.message
if not isinstance(message_list, list):
message_list = [message_list]
if message_list:
msg = message_list[0]
code = msg.code if hasattr(msg, 'code') else 'Unknown'
text = msg.text if hasattr(msg, 'text') else 'No details provided.'
return f"Error {code}: {text}"
except Exception as e:
logger.error(f"Error while parsing Auth.Net error message: {e}")
return "An unparsable error occurred with the payment gateway."
return "An unknown error occurred with the payment gateway."
def create_customer_profile(customer: schemas.Customer, card_info: schemas.CardCreate):
"""
Creates a new customer profile in Authorize.Net with their first payment method.
This version sanitizes and trims all customer data before sending.
"""
logger.info(f"Attempting to create Auth.Net profile for customer ID: {customer.id}")
merchantAuth = apicontractsv1.merchantAuthenticationType(name=API_LOGIN_ID, transactionKey=TRANSACTION_KEY)
# --- DATA SANITIZATION LOGIC ---
def sanitize(text, max_len, allow_spaces=False, is_zip=False):
if not text:
return ""
if is_zip:
pattern = r'[^a-zA-Z0-9-]' # Allow hyphens for ZIP+4
else:
pattern = r'[^a-zA-Z0-9]' if not allow_spaces else r'[^a-zA-Z0-9\s]'
sanitized = re.sub(pattern, '', str(text))
return sanitized.strip()[:max_len]
# API max lengths: name=50, address=60, city=40, state=40, zip=20, email=255
first_name = sanitize(customer.customer_first_name, 50) or "N/A"
last_name = sanitize(customer.customer_last_name, 50) or "N/A"
address = sanitize(customer.customer_address, 60, allow_spaces=True) or "N/A"
city = sanitize(customer.customer_town, 40) or "N/A"
# ========= CHANGE 1.A: ADD STATE HERE =========
state = sanitize(customer.customer_state, 40) or "MA" # Defaulting to MA for safety
zip_code = sanitize(customer.customer_zip, 20, is_zip=True)
email = (customer.customer_email or f"no-email-{customer.id}@example.com")[:255]
creditCard = apicontractsv1.creditCardType(
cardNumber=card_info.card_number,
expirationDate=card_info.expiration_date,
cardCode=card_info.cvv
)
billTo = apicontractsv1.customerAddressType(
firstName=first_name,
lastName=last_name,
address=address,
city=city,
state='MA', # And include it in the object
zip=zip_code,
country="USA"
)
paymentProfile = apicontractsv1.customerPaymentProfileType(
billTo=billTo,
payment=apicontractsv1.paymentType(creditCard=creditCard)
)
customerProfile = apicontractsv1.customerProfileType(
merchantCustomerId=str(customer.id),
email=email,
paymentProfiles=[paymentProfile]
)
request = apicontractsv1.createCustomerProfileRequest(
merchantAuthentication=merchantAuth,
profile=customerProfile,
# ========= CHANGE 2.A: USE liveMode =========
validationMode="testMode"
)
controller = createCustomerProfileController(request)
# ... rest of the function is the same ...
try:
controller.execute()
response = controller.getresponse()
if response is not None and response.messages.resultCode == "Ok":
profile_id = response.customerProfileId
payment_id = response.customerPaymentProfileIdList[0] if response.customerPaymentProfileIdList else None
return str(profile_id), str(payment_id) if payment_id else None
else:
error_msg = _get_authnet_error_message(response)
logger.error(f"Failed to create customer profile (API Error): {error_msg}")
logger.error(f"SANITIZED DATA SENT: FirstName='{first_name}', LastName='{last_name}', Address='{address}', City='{city}', State='{state}', Zip='{zip_code}', Email='{email}'")
raise ValueError(error_msg)
except Exception as e:
logger.error(f"A critical exception occurred during the API call: {traceback.format_exc()}")
raise ValueError("Could not connect to the payment gateway.")
def add_payment_profile_to_customer(customer_profile_id: str, customer: schemas.Customer, card_info: schemas.CardCreate):
logger.info(f"Adding new payment profile to Auth.Net customer profile ID: {customer_profile_id}")
merchantAuth = apicontractsv1.merchantAuthenticationType(name=API_LOGIN_ID, transactionKey=TRANSACTION_KEY)
def sanitize(text, max_len, allow_spaces=False, is_zip=False):
if not text:
return ""
if is_zip:
pattern = r'[^a-zA-Z0-9-]'
else:
pattern = r'[^a-zA-Z0-9]' if not allow_spaces else r'[^a-zA-Z0-9\s]'
sanitized = re.sub(pattern, '', str(text))
return sanitized.strip()[:max_len]
first_name = sanitize(customer.customer_first_name, 50) or "N/A"
last_name = sanitize(customer.customer_last_name, 50) or "N/A"
address = sanitize(customer.customer_address, 60, allow_spaces=True) or "N/A"
city = sanitize(customer.customer_town, 40) or "N/A"
# ========= CHANGE 1.B: ADD STATE HERE =========
state = sanitize(customer.customer_state, 40) or "MA" # Defaulting to MA for safety
zip_code = sanitize(customer.customer_zip, 20, is_zip=True)
creditCard = apicontractsv1.creditCardType(
cardNumber=card_info.card_number,
expirationDate=card_info.expiration_date,
cardCode=card_info.cvv
)
billTo = apicontractsv1.customerAddressType(
firstName=first_name,
lastName=last_name,
address=address,
city=city,
state=state, # And include it in the object
zip=zip_code,
country="USA"
)
paymentProfile = apicontractsv1.customerPaymentProfileType(
billTo=billTo,
payment=apicontractsv1.paymentType(creditCard=creditCard)
)
request = apicontractsv1.createCustomerPaymentProfileRequest(
merchantAuthentication=merchantAuth,
customerProfileId=customer_profile_id,
paymentProfile=paymentProfile,
# ========= CHANGE 2.B: USE liveMode =========
validationMode="testMode"
)
controller = createCustomerPaymentProfileController(request)
try:
controller.execute()
response = controller.getresponse()
if response is not None and response.messages.resultCode == "Ok":
return str(response.customerPaymentProfileId)
else:
error_msg = _get_authnet_error_message(response)
logger.error(f"Failed to add payment profile: {error_msg}")
logger.error(f"SANITIZED DATA SENT FOR ADD PROFILE: FirstName='{first_name}', LastName='{last_name}', Address='{address}', City='{city}', State='{state}', Zip='{zip_code}'")
logger.error(f"Card info: number='{card_info.card_number}', exp='{card_info.expiration_date}', cvv='{card_info.cvv}'") # Mask if sensitive
logger.error(pprint.pformat(vars(billTo)))
logger.error(pprint.pformat(vars(request)))
raise ValueError(error_msg)
except Exception as e:
logger.error(f"A critical exception occurred during the API call: {traceback.format_exc()}")
raise ValueError("Could not connect to the payment gateway.")
def authorize_customer_profile(customer_profile_id: str, payment_profile_id: str, transaction_req: schemas.TransactionAuthorizeByCardID):
"""
Creates an AUTH_ONLY transaction against a customer profile.
This holds the funds but does not capture them.
"""
logger.info(f"Authorizing profile {customer_profile_id} / payment {payment_profile_id} for ${transaction_req.preauthorize_amount}")
merchantAuth = apicontractsv1.merchantAuthenticationType(name=API_LOGIN_ID, transactionKey=TRANSACTION_KEY)
profile_to_authorize = apicontractsv1.profileTransAuthOnlyType(
customerProfileId=customer_profile_id,
paymentProfileId=payment_profile_id
)
transactionRequest = apicontractsv1.transactionRequestType(
transactionType="authOnlyTransaction",
amount=f"{transaction_req.preauthorize_amount:.2f}",
profile=profile_to_authorize
)
if transaction_req.tax_amount and transaction_req.tax_amount > 0:
transactionRequest.tax = apicontractsv1.extendedAmountType(amount=f"{transaction_req.tax_amount:.2f}", name="Sales Tax")
createtransactionrequest = apicontractsv1.createTransactionRequest(
merchantAuthentication=merchantAuth,
transactionRequest=transactionRequest
)
controller = createTransactionController(createtransactionrequest)
controller.execute()
# The response is returned directly to the router to be parsed there
return controller.getresponse()
def capture_authorized_transaction(transaction_req: schemas.TransactionCapture):
"""Captures a previously authorized transaction."""
logger.info(f"Capturing transaction {transaction_req.auth_net_transaction_id} for {transaction_req.charge_amount}")
merchantAuth = apicontractsv1.merchantAuthenticationType(name=API_LOGIN_ID, transactionKey=TRANSACTION_KEY)
transactionRequest = apicontractsv1.transactionRequestType(
transactionType="priorAuthCaptureTransaction",
amount=f"{transaction_req.charge_amount:.2f}",
refTransId=transaction_req.auth_net_transaction_id
)
createtransactionrequest = apicontractsv1.createTransactionRequest(
merchantAuthentication=merchantAuth,
transactionRequest=transactionRequest
)
controller = createTransactionController(createtransactionrequest)
controller.execute()
return controller.getresponse()