You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

222 lines
12 KiB

# -*- coding: utf-8 -*-
from pynfe.utils import etree, remover_acentos
import subprocess
class Assinatura(object):
"""Classe abstrata responsavel por definir os metodos e logica das classes
de assinatura digital."""
certificado = None
senha = None
def __init__(self, certificado, senha):
self.certificado = certificado
self.senha = senha
def assinar(self, xml):
"""Efetua a assinatura da nota"""
pass
class AssinaturaA1(Assinatura):
"""Classe responsavel por efetuar a assinatura do certificado
digital no XML informado."""
def assinar(self, xml, retorna_string=False):
try:
# No raiz do XML de saida
tag = 'infNFe' # tag que será assinada
raiz = etree.Element('Signature', xmlns='http://www.w3.org/2000/09/xmldsig#')
siginfo = etree.SubElement(raiz, 'SignedInfo')
etree.SubElement(siginfo, 'CanonicalizationMethod', Algorithm='http://www.w3.org/TR/2001/REC-xml-c14n-20010315')
etree.SubElement(siginfo, 'SignatureMethod', Algorithm='http://www.w3.org/2000/09/xmldsig#rsa-sha1')
# Tenta achar a tag infNFe
try:
ref = etree.SubElement(siginfo, 'Reference', URI='#'+xml.findall('infNFe')[0].attrib['Id'])
# Caso nao tenha a tag infNFe, procura a tag infEvento
except IndexError:
tag = 'infEvento'
ref = etree.SubElement(siginfo, 'Reference', URI='#'+xml.findall('infEvento')[0].attrib['Id'])
trans = etree.SubElement(ref, 'Transforms')
etree.SubElement(trans, 'Transform', Algorithm='http://www.w3.org/2000/09/xmldsig#enveloped-signature')
etree.SubElement(trans, 'Transform', Algorithm='http://www.w3.org/TR/2001/REC-xml-c14n-20010315')
etree.SubElement(ref, 'DigestMethod', Algorithm='http://www.w3.org/2000/09/xmldsig#sha1')
etree.SubElement(ref, 'DigestValue')
etree.SubElement(raiz, 'SignatureValue')
keyinfo = etree.SubElement(raiz, 'KeyInfo')
etree.SubElement(keyinfo, 'X509Data')
xml.append(raiz)
# Escreve no arquivo depois de remover caracteres especiais e parse string
with open('testes.xml', 'w') as arquivo:
arquivo.write(remover_acentos(etree.tostring(xml, encoding="unicode", pretty_print=False)))
subprocess.call(['xmlsec1', '--sign', '--pkcs12', self.certificado, '--pwd', self.senha, '--crypto', 'openssl', '--output', 'funfa.xml', '--id-attr:Id', tag, 'testes.xml'])
xml = etree.parse('funfa.xml').getroot()
if retorna_string:
return etree.tostring(xml, encoding="unicode", pretty_print=False)
else:
return xml
except Exception as e:
raise e
def assinarNfse(self, xml, xpath='/GerarNfseEnvio/ns1:Rps', retorna_string=False):
try:
xml = etree.fromstring(xml)
# No raiz do XML de saida
tag = 'InfDeclaracaoPrestacaoServico' # tag que será assinada
raiz = etree.Element('Signature', xmlns='http://www.w3.org/2000/09/xmldsig#')
siginfo = etree.SubElement(raiz, 'SignedInfo')
etree.SubElement(siginfo, 'CanonicalizationMethod', Algorithm='http://www.w3.org/TR/2001/REC-xml-c14n-20010315')
etree.SubElement(siginfo, 'SignatureMethod', Algorithm='http://www.w3.org/2000/09/xmldsig#rsa-sha1')
# Tenta achar a tag infNFe
# TODO a proxima linha nao eh encontrada pq precisa colocar o namespace, GerarNfseEnvio.
ref = etree.SubElement(siginfo, 'Reference', URI='#' +
xml.xpath(xpath + '/ns1:InfDeclaracaoPrestacaoServico', namespaces={'ns1': 'http://www.betha.com.br/e-nota-contribuinte-ws'})[0].attrib['Id'])
trans = etree.SubElement(ref, 'Transforms')
etree.SubElement(trans, 'Transform', Algorithm='http://www.w3.org/2000/09/xmldsig#enveloped-signature')
etree.SubElement(trans, 'Transform', Algorithm='http://www.w3.org/TR/2001/REC-xml-c14n-20010315')
etree.SubElement(ref, 'DigestMethod', Algorithm='http://www.w3.org/2000/09/xmldsig#sha1')
etree.SubElement(ref, 'DigestValue')
etree.SubElement(raiz, 'SignatureValue')
keyinfo = etree.SubElement(raiz, 'KeyInfo')
etree.SubElement(keyinfo, 'X509Data')
rps = xml.xpath(xpath, namespaces={'ns1': 'http://www.betha.com.br/e-nota-contribuinte-ws'})[0]
rps.append(raiz)
# Escreve no arquivo depois de remover caracteres especiais e parse string
with open('nfse.xml', 'w') as arquivo:
arquivo.write(remover_acentos(etree.tostring(xml, encoding="unicode", pretty_print=False).replace('ns1:', '').replace(':ns1', '')))
subprocess.call(['xmlsec1', '--sign', '--pkcs12', self.certificado, '--pwd', self.senha, '--crypto', 'openssl', '--output', 'funfa.xml', '--id-attr:Id', tag, 'nfse.xml'])
xml = etree.parse('funfa.xml').getroot()
if retorna_string:
return etree.tostring(xml, encoding="unicode", pretty_print=False)
else:
return xml
except Exception as e:
raise e
def assinarLoteNfse(self, lote, retorna_string=False):
try:
# Assina a nota
lote = self.assinarNfse(xml=lote, xpath='/EnviarLoteRpsSincronoEnvio/ns1:LoteRps/ns1:ListaRps/ns1:Rps', retorna_string=True)
# Assina o lote
lote = etree.fromstring(lote)
# No raiz do XML de saida
tag = 'LoteRps' # tag que será assinada
raiz = etree.Element('Signature', xmlns='http://www.w3.org/2000/09/xmldsig#')
siginfo = etree.SubElement(raiz, 'SignedInfo')
etree.SubElement(siginfo, 'CanonicalizationMethod', Algorithm='http://www.w3.org/TR/2001/REC-xml-c14n-20010315')
etree.SubElement(siginfo, 'SignatureMethod', Algorithm='http://www.w3.org/2000/09/xmldsig#rsa-sha1')
# Tenta achar a tag LoteRps
ref = etree.SubElement(siginfo, 'Reference', URI='#' + lote[0].attrib['Id'])
trans = etree.SubElement(ref, 'Transforms')
etree.SubElement(trans, 'Transform', Algorithm='http://www.w3.org/2000/09/xmldsig#enveloped-signature')
etree.SubElement(trans, 'Transform', Algorithm='http://www.w3.org/TR/2001/REC-xml-c14n-20010315')
etree.SubElement(ref, 'DigestMethod', Algorithm='http://www.w3.org/2000/09/xmldsig#sha1')
etree.SubElement(ref, 'DigestValue')
etree.SubElement(raiz, 'SignatureValue')
keyinfo = etree.SubElement(raiz, 'KeyInfo')
etree.SubElement(keyinfo, 'X509Data')
lote.append(raiz)
# Escreve no arquivo depois de remover caracteres especiais e parse string
with open('nfse.xml', 'w') as arquivo:
arquivo.write(remover_acentos(etree.tostring(lote, encoding="unicode", pretty_print=False).replace('ns1:', '').replace(':ns1', '')))
subprocess.call(['xmlsec1', '--sign', '--pkcs12', self.certificado, '--pwd', self.senha, '--crypto', 'openssl', '--output', 'lote.xml', '--id-attr:Id', tag, 'nfse.xml'])
xml = etree.parse('lote.xml').getroot()
if retorna_string:
return etree.tostring(xml, encoding="unicode", pretty_print=False)
else:
return xml
except Exception as e:
raise e
def assinarCancelar(self, xml, retorna_string=False):
try:
xml = etree.fromstring(xml)
# No raiz do XML de saida
tag = 'InfPedidoCancelamento' # tag que será assinada
raiz = etree.Element('Signature', xmlns='http://www.w3.org/2000/09/xmldsig#')
siginfo = etree.SubElement(raiz, 'SignedInfo')
etree.SubElement(siginfo, 'CanonicalizationMethod', Algorithm='http://www.w3.org/TR/2001/REC-xml-c14n-20010315')
etree.SubElement(siginfo, 'SignatureMethod', Algorithm='http://www.w3.org/2000/09/xmldsig#rsa-sha1')
# Tenta achar a tag infNFe
# TODO a proxima linha nao eh encontrada pq precisa colocar o namespace, GerarNfseEnvio.
ref = etree.SubElement(siginfo, 'Reference', URI='#' +
xml.xpath('/CancelarNfseEnvio/ns1:Pedido/ns1:InfPedidoCancelamento', namespaces={'ns1': 'http://www.betha.com.br/e-nota-contribuinte-ws'})[0].attrib['Id'])
trans = etree.SubElement(ref, 'Transforms')
etree.SubElement(trans, 'Transform', Algorithm='http://www.w3.org/2000/09/xmldsig#enveloped-signature')
etree.SubElement(trans, 'Transform', Algorithm='http://www.w3.org/TR/2001/REC-xml-c14n-20010315')
etree.SubElement(ref, 'DigestMethod', Algorithm='http://www.w3.org/2000/09/xmldsig#sha1')
etree.SubElement(ref, 'DigestValue')
etree.SubElement(raiz, 'SignatureValue')
keyinfo = etree.SubElement(raiz, 'KeyInfo')
etree.SubElement(keyinfo, 'X509Data')
rps = xml.xpath('/CancelarNfseEnvio/ns1:Pedido', namespaces={'ns1': 'http://www.betha.com.br/e-nota-contribuinte-ws'})[0]
rps.append(raiz)
# Escreve no arquivo depois de remover caracteres especiais e parse string
with open('nfse.xml', 'w') as arquivo:
arquivo.write(remover_acentos(etree.tostring(xml, encoding="unicode", pretty_print=False).replace('ns1:', '').replace(':ns1', '')))
subprocess.call(['xmlsec1', '--sign', '--pkcs12', self.certificado, '--pwd', self.senha, '--crypto', 'openssl', '--output', 'funfa.xml', '--id-attr:Id', tag, 'nfse.xml'])
xml = etree.parse('funfa.xml').getroot()
if retorna_string:
return etree.tostring(xml, encoding="unicode", pretty_print=False)
else:
return xml
except Exception as e:
raise e
def assinarConsulta(self, xml, retorna_string=False):
try:
xml = etree.fromstring(xml)
# No raiz do XML de saida
tag = 'ConsultarNfseEnvio' # tag que será assinada
raiz = etree.Element('Signature', xmlns='http://www.w3.org/2000/09/xmldsig#')
siginfo = etree.SubElement(raiz, 'SignedInfo')
etree.SubElement(siginfo, 'CanonicalizationMethod', Algorithm='http://www.w3.org/TR/2001/REC-xml-c14n-20010315')
etree.SubElement(siginfo, 'SignatureMethod', Algorithm='http://www.w3.org/2000/09/xmldsig#rsa-sha1')
# Consulta nao tem id
ref = etree.SubElement(siginfo, 'Reference', URI='')
trans = etree.SubElement(ref, 'Transforms')
etree.SubElement(trans, 'Transform', Algorithm='http://www.w3.org/2000/09/xmldsig#enveloped-signature')
etree.SubElement(trans, 'Transform', Algorithm='http://www.w3.org/TR/2001/REC-xml-c14n-20010315')
etree.SubElement(ref, 'DigestMethod', Algorithm='http://www.w3.org/2000/09/xmldsig#sha1')
etree.SubElement(ref, 'DigestValue')
etree.SubElement(raiz, 'SignatureValue')
keyinfo = etree.SubElement(raiz, 'KeyInfo')
etree.SubElement(keyinfo, 'X509Data')
consulta = xml.xpath('/ConsultarNfseEnvio', namespaces={'ns1': 'http://www.ginfes.com.br/servico_consultar_nfse_envio_v03.xsd', 'ns2':'http://www.ginfes.com.br/tipos_v03.xsd'})[0]
consulta.append(raiz)
# Escreve no arquivo depois de remover caracteres especiais e parse string
with open('nfse.xml', 'w') as arquivo:
arquivo.write(remover_acentos(etree.tostring(xml, encoding="unicode", pretty_print=False)))
subprocess.call(['xmlsec1', '--sign', '--pkcs12', self.certificado, '--pwd', self.senha, '--crypto', 'openssl', '--output', 'funfa.xml', '--id-attr:Id', tag, 'nfse.xml'])
xml = etree.parse('funfa.xml').getroot()
if retorna_string:
return etree.tostring(xml, encoding="unicode", pretty_print=False)
else:
return xml
except Exception as e:
raise e