codeflexDian 1.1.0

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CODEFLEX CLOUD S.A.S | DIAN

Codificación y Almacenamiento Simplificados | IDE
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About The Project

Installation

pip install codeflexDian

Usage

• Example 1 | Lambda Function | GetNumberingRange

  import lxml.etree as ET
  from codeflexDian.SOAPSing import SOAPSing
  from codeflexDian.Signing import Signing
  import boto3
  import os
  from string import Template
  
  def lambda_handler(event, context):
  
    # VARIABLES
    ProviderSub = event['ProviderSub']
    accountCode = event['accountCode']
    accountCodeT = event['accountCodeT']
    softwareCode = event['softwareCode']
    
  
    s3subir = boto3.client('s3')
    s3 = boto3.resource('s3')
  
    pathCert = "/tmp/" + ProviderSub + "/certificado.pfx"
    pathClave = "/tmp/" + ProviderSub + "/clave.txt"
    
    metodo = "GetNumberingRange"
  
    # CREA DIRECTORIO DE TRABAJO SI NO EXISTE
    directory = "/tmp/" + ProviderSub
    if not os.path.exists(directory):
        os.makedirs(directory)
    
    # Descarga el certificado
    s3.Bucket(ProviderSub).download_file("certificado.pfx", pathCert)
    
    # Descarga la clave
    s3.Bucket(ProviderSub).download_file("clave.txt", pathClave)
    
    # Lee la clave
    with open(pathClave) as f:
        passwordCert = f.readline().strip()
  
    # Si la clave es NA entonces la clave será un blanco
    if (passwordCert == "NA"):
        passwordCert = ""
    
    signing = Signing(pathCert, passwordCert)
    signer = SOAPSing(signing, metodo)
    template = Template('''<wcf:GetNumberingRange xmlns:wcf="http://wcf.dian.colombia"><wcf:accountCode>${accountCode}</wcf:accountCode><wcf:accountCodeT>${accountCodeT}</wcf:accountCodeT><wcf:softwareCode>${softwareCode}</wcf:softwareCode></wcf:GetNumberingRange>''')      
    value = {
        'accountCode': accountCode,
        'accountCodeT': accountCodeT,
        'softwareCode': softwareCode
    }
    templateOk = template.substitute(value)
    element = ET.fromstring(templateOk)
    soapSigned = signer.sing(element)
    soapSingedStrin = ET.tostring(soapSigned)
  
    # Escribe Request firmado en /tmp
    open('/tmp/'+ProviderSub+'/'+'RANGOS-SIGN.xml', 'wb').write(soapSingedStrin)
    
    # Sube Request firmado de /tmp a s3
    s3subir.upload_file('/tmp/'+ProviderSub+'/'+'RANGOS-SIGN.xml', ProviderSub, 'RANGOS-SIGN.xml')
    
    # Retorno de información de destino
    return {
        'ProviderSub': event['ProviderSub'],
        'ProviderEmail': event['ProviderEmail']
    }
  

For more examples, please refer to the Documentation

CODEFLEX CLOUD S.A.S.

License

Distributed under the MIT License. See LICENSE for more information.

Contact

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