1
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forked from Mapan/odoo17e
odoo17e-kedaikipas58/addons/l10n_us_payment_nacha/models/account_batch_payment.py
2024-12-10 09:04:09 +07:00

232 lines
11 KiB
Python

# coding: utf-8
import base64
import math
from odoo import fields, models, _
from odoo.exceptions import ValidationError
class AccountBatchPayment(models.Model):
_inherit = "account.batch.payment"
def _validate_bank_for_nacha(self, payment):
bank = payment.partner_bank_id
if not bank.aba_routing:
raise ValidationError(_("Please set an ABA routing number on the %s bank account for %s.", bank.display_name, payment.partner_id.display_name))
def _validate_journal_for_nacha(self):
journal = self.journal_id
error_msgs = []
if not journal.nacha_immediate_destination:
error_msgs.append(_("Please set a NACHA immediate destination on the %(journal)s journal."))
if not journal.nacha_immediate_origin:
error_msgs.append(_("Please set a NACHA immediate origin on the %(journal)s journal."))
if not journal.nacha_destination:
error_msgs.append(_("Please set a NACHA destination on the %(journal)s journal."))
if not journal.nacha_company_identification:
error_msgs.append(_("Please set a NACHA company identification on the %(journal)s journal."))
if not journal.nacha_origination_dfi_identification:
error_msgs.append(_("Please set a NACHA originating DFI identification on the %(journal)s journal."))
if error_msgs:
raise ValidationError(
'\n'.join(error_msgs) % {
"journal": journal.display_name,
}
)
def _get_blocking_factor(self):
# In practice this value is always hardcoded to 10.
return 10
def _get_total_cents(self, payments):
return sum(round(payment.amount * 100) for payment in payments)
def _generate_nacha_header(self):
header = []
header.append("1") # Record Type Code
header.append("01") # Priority Code
header.append("{:>10.10}".format(self.journal_id.nacha_immediate_destination)) # Immediate Destination
header.append("{:>10.10}".format(self.journal_id.nacha_immediate_origin)) # Immediate Origin
now_in_client_tz = fields.Datetime.context_timestamp(self, fields.Datetime.now())
header.append("{:6.6}".format(now_in_client_tz.strftime("%y%m%d"))) # File Creation Date
header.append("{:4.4}".format(now_in_client_tz.strftime("%H%M"))) # File Creation Time
nr = self.search_count([("id", "!=", self.id), ("date", "=", self.date)])
header.append("{:1.1}".format(chr(min(90, ord("A") + nr)))) # File ID Modifier
header.append("094") # Record Size
header.append("{:02d}".format(self._get_blocking_factor())) # Blocking Factor
header.append("1") # Format Code
header.append("{:23.23}".format(self.journal_id.nacha_destination)) # Destination
header.append("{:23.23}".format(self.journal_id.company_id.name)) # Origin or Company Name
# ideally this would be the display_name but it will be too long
header.append("{:8d}".format(self.id)) # Reference Code
return "".join(header)
def _generate_nacha_batch_header_record(self, date, batch_nr):
description = f"BATCH {batch_nr}"
batch = []
batch.append("5") # Record Type Code
batch.append("200" if self.journal_id.nacha_is_balanced else "220") # Service Class Code
batch.append("{:16.16}".format(self.journal_id.company_id.name)) # Company Name
# Truncate beginning of name if needed because that remains more recognizable:
# "MYBATCH/OUT/2023/00005" becomes "BATCH/OUT/2023/00005" instead of "MYBATCH/OUT/2023/000"
batch.append("{:20.20}".format(self.name[-20:])) # Company Discretionary Data (optional)
batch.append("{:10.10}".format(self.journal_id.nacha_company_identification)) # Company Identification
batch.append(self.journal_id.nacha_entry_class_code) # Standard Entry Class Code
batch.append("{:10.10}".format(description)) # Company Entry Description
batch.append("{:6.6}".format(date.strftime("%y%m%d"))) # Company Descriptive Date
batch.append("{:6.6}".format(date.strftime("%y%m%d"))) # Effective Entry Date
batch.append("{:3.3}".format("")) # Settlement Date (Julian)
batch.append("1") # Originator Status Code
batch.append("{:8.8}".format(self.journal_id.nacha_origination_dfi_identification)) # Originating DFI Identification
batch.append("{:07d}".format(batch_nr)) # Batch Number
return "".join(batch)
def _generate_nacha_entry_detail(self, payment_nr, payment, is_offset):
bank = payment.partner_bank_id
entry = []
entry.append("6") # Record Type Code
entry.append("27" if is_offset else "22") # Transaction Code
entry.append("{:8.8}".format(bank.aba_routing[:-1])) # RDFI Routing Transit Number
entry.append("{:1.1}".format(bank.aba_routing[-1])) # Check Digit
entry.append("{:17.17}".format(bank.acc_number)) # DFI Account Number
entry.append("{:010d}".format(self._get_total_cents(payment))) # Amount
entry.append("{:15.15}".format(payment.partner_id.vat or "")) # Individual Identification Number (optional)
entry.append("{:22.22}".format("OFFSET" if is_offset else payment.partner_id.name)) # Individual Name
entry.append(" ") # Discretionary Data Field
entry.append("0") # Addenda Record Indicator
# trace number
entry.append("{:8.8}".format(self.journal_id.nacha_origination_dfi_identification)) # Trace Number (80-87)
entry.append("{:07d}".format(payment_nr)) # Trace Number (88-94)
return "".join(entry)
def _calculate_aba_hash(self, aba_routing):
# [:-1]: remove check digit
# [-8:]: lower 8 digits
return int(aba_routing[:-1][-8:])
def _calculate_aba_hash_for_payments(self, payments):
hashes = sum(self._calculate_aba_hash(payment.partner_bank_id.aba_routing) for payment in payments)
return str(hashes)[-10:] # take the rightmost 10 characters
def _generate_nacha_batch_control_record(self, payments, offset_payment, batch_nr):
control = []
control.append("8") # Record Type Code
control.append("200" if self.journal_id.nacha_is_balanced else "220") # Service Class Code
control.append("{:06d}".format(len(payments | offset_payment))) # Entry/Addenda Count
control.append("{:0>10}".format(self._calculate_aba_hash_for_payments(payments | offset_payment))) # Entry Hash
control.append("{:012d}".format(self._get_total_cents(offset_payment))) # Total Debit Entry Dollar Amount in Batch
control.append("{:012d}".format(self._get_total_cents(payments))) # Total Credit Entry Dollar Amount in Batch
control.append("{:0>10.10}".format(self.journal_id.nacha_company_identification)) # Company Identification
control.append("{:19.19}".format("")) # Message Authentication Code (leave blank)
control.append("{:6.6}".format("")) # Reserved (leave blank)
control.append("{:8.8}".format(self.journal_id.nacha_origination_dfi_identification)) # Originating DFI Identification
control.append("{:07d}".format(batch_nr)) # Batch Number
return "".join(control)
def _get_nr_of_records(self, nr_of_batches, nr_of_payments):
# File header
# Per batch:
# - batch header
# - batch control
# Each payment (including optional offset payments)
# File control record
return 1 + nr_of_batches * 2 + nr_of_payments + 1
def _generate_nacha_file_control_record(self, nr_of_batches, payments, offset_payments):
nr_of_payments = len(payments | offset_payments)
control = []
control.append("9") # Record Type Code
control.append("{:06d}".format(nr_of_batches)) # Batch Count
# Records / Blocking Factor (always 10).
# We ceil because we'll pad the file with 999's until a multiple of 10.
block_count = math.ceil(self._get_nr_of_records(nr_of_batches, nr_of_payments) / self._get_blocking_factor())
control.append("{:06d}".format(block_count))
control.append("{:08d}".format(nr_of_payments)) # Entry/ Addenda Count
control.append("{:0>10}".format(self._calculate_aba_hash_for_payments(payments | offset_payments))) # Entry Hash
control.append("{:012d}".format(self._get_total_cents(offset_payments))) # Total Debit Entry Dollar Amount in File
control.append("{:012d}".format(self._get_total_cents(payments))) # Total Credit Entry Dollar Amount in File
control.append("{:39.39}".format("")) # Blank
return "".join(control)
def _generate_padding(self, nr_of_batches, nr_of_payments):
padding = []
nr_of_records = self._get_nr_of_records(nr_of_batches, nr_of_payments)
while nr_of_records % 10:
padding.append("9" * 94)
nr_of_records += 1
return padding
def _generate_nacha_file(self):
journal = self.journal_id
header = self._generate_nacha_header()
entries = []
batch_nr = 0
offset_payments = self.env["account.payment"]
for date, payments in sorted(self.payment_ids.grouped("date").items()):
entries.append(self._generate_nacha_batch_header_record(date, batch_nr))
for payment_nr, payment in enumerate(payments):
self._validate_bank_for_nacha(payment)
entries.append(self._generate_nacha_entry_detail(payment_nr, payment, is_offset=False))
offset_payment = self.env["account.payment"]
if journal.nacha_is_balanced:
if not journal.bank_account_id:
raise ValidationError(_("Please set a bank account on the %s journal.", journal.display_name))
offset_payment = self.env["account.payment"].new({
"partner_id": journal.company_id.partner_id.id,
"partner_bank_id": journal.bank_account_id.id,
"amount": sum(payment.amount for payment in payments),
"ref": "OFFSET",
})
self._validate_bank_for_nacha(offset_payment)
offset_payments |= offset_payment
entries.append(self._generate_nacha_entry_detail(len(payments), offset_payment, is_offset=True))
entries.append(self._generate_nacha_batch_control_record(payments, offset_payment, batch_nr))
batch_nr += 1
entries.append(self._generate_nacha_file_control_record(batch_nr, self.payment_ids, offset_payments))
entries.extend(self._generate_padding(batch_nr, len(self.payment_ids | offset_payments)))
return "\r\n".join([header] + entries)
def _get_methods_generating_files(self):
res = super(AccountBatchPayment, self)._get_methods_generating_files()
res.append("nacha")
return res
def _generate_export_file(self):
if self.payment_method_code == "nacha":
self._validate_journal_for_nacha()
data = self._generate_nacha_file()
date = fields.Datetime.today().strftime("%m-%d-%Y") # US date format
return {
"file": base64.encodebytes(data.encode()),
"filename": "NACHA-%s-%s.txt" % (self.journal_id.code, date),
}
else:
return super(AccountBatchPayment, self)._generate_export_file()