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import logging |
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import os |
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import random |
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import shutil |
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from datetime import datetime |
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from uuid import UUID |
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from satcfdi import Signer, DatePeriod |
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def parse_date_period(periodo): |
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12
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fmt, period = try_parsing_date(periodo) |
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if fmt == '%Y': |
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return DatePeriod(period.year) |
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if fmt == '%Y-%m': |
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return DatePeriod(period.year, period.month) |
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if fmt == '%Y-%m-%d': |
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return DatePeriod(period.year, period.month, period.day) |
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def try_parsing_date(text): |
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for fmt in ('%Y', '%Y-%m', '%Y-%m-%d'): |
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try: |
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return fmt, datetime.strptime(text, fmt) |
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except ValueError: |
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pass |
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raise ValueError('no valid date format found') |
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def parse_ym_date(periodo): |
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return try_parsing_date(periodo)[1] |
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32
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33
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34
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def to_uuid(s): |
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try: |
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return UUID(s) |
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except ValueError: |
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return None |
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40
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41
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def random_string(): |
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chars = "0123456789abcdefghijklmnopqrstuvwxzyABCDEFGHIJKLMNOPQRSTUVWXZY" |
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return "".join(random.choice(chars) for _ in range(32)) |
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45
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46
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def add_file_handler(): |
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fh = logging.FileHandler( |
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f'.data/errors.log', |
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mode='a', |
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encoding='utf-8', |
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) |
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fh.setLevel(logging.ERROR) |
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formatter = logging.Formatter('%(asctime)s - %(message)s') |
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fh.setFormatter(formatter) |
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logging.root.addHandler(fh) |
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57
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58
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def convert_ans1_date(ans1_date): |
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return datetime.strptime(ans1_date.decode('utf-8'), '%Y%m%d%H%M%SZ') |
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61
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62
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def cert_info(signer: Signer): |
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if signer: |
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return { |
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"NoCertificado": signer.certificate_number, |
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"Tipo": str(signer.type), |
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68
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"organizationName": signer.certificate.get_subject().O, |
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"x500UniqueIdentifier": signer.certificate.get_subject().x500UniqueIdentifier, |
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"serialNumber": signer.certificate.get_subject().serialNumber, |
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"organizationUnitName": signer.certificate.get_subject().OU, |
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"emailAddress": signer.certificate.get_subject().emailAddress, |
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"notAfter": convert_ans1_date(signer.certificate.get_notAfter()), |
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"notBefore": convert_ans1_date(signer.certificate.get_notBefore()), |
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} |
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78
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79
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def find_best_match(cases, emission_date): |
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80
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fk, fv = (None, None) |
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81
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for k, v in cases.items(): |
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k = parse_ym_date(k) |
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if k <= emission_date: |
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if fk is None or k > fk: |
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fk, fv = k, v |
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return fk, fv |
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87
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88
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89
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def clear_directory(directory): |
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shutil.rmtree(directory, ignore_errors=True) |
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91
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os.makedirs(directory, exist_ok=True) |
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92
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93
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94
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# calculate the number of months between two dates |
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def months_between(d1, d2): |
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return (d1.year - d2.year) * 12 + d1.month - d2.month |
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97
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98
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99
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def load_certificate(data): |
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if 'data' in data: |
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return Signer.load_pkcs12( |
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**data, |
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) |
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104
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else: |
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105
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return Signer.load( |
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106
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**data, |
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107
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) |
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108
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109
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110
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def first_duplicate(seq): |
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111
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seen = set() |
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112
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for x in seq: |
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if x in seen: |
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114
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return x |
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115
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seen.add(x) |
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116
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return None |
SAT-CFDI /
python-satdigitalinvoice
