(Chilkat2-Python) PEPPOL Document Validation

Demonstrates how to call a Web service to validate your PEPPOL documents according to the latest PEPPOL rules. The validation service requires UBL files.

For more information, see https://peppol.helger.com/public/locale-en_US/menuitem-validation-ws2

Chilkat2 Python Downloads install with pip pip3 install chilkat2 or download... Python Module for Windows, Linux, Alpine Linux, MacOS, Solaris

import sys
import chilkat2

# This example assumes the Chilkat HTTP API to have been previously unlocked.
# See Global Unlock Sample for sample code.

# --------------------------------------------------------------------------------
# Also see Chilkat's Online WSDL Code Generator
# to generate code and SOAP Request and Response XML for each operation in a WSDL.
# --------------------------------------------------------------------------------

http = chilkat2.Http()

# We are sending the following POST:

# POST /wsdvs HTTP/1.1
# Host: peppol.helger.com
# Content-Type: application/soap+xml; charset=utf-8
# Content-Length: <length>
# 
# <?xml version="1.0"?>
# <S:Envelope xmlns:S="http://schemas.xmlsoap.org/soap/envelope/">
# <S:Body>
# <validateRequestInput xmlns="http://peppol.helger.com/ws/documentvalidationservice/201701/" VESID="eu.peppol.bis2:t10:3.3.0" displayLocale="en">
# <XML>...ENTITY_ENCODED_INVOICE_XML_GOES_HERE...</XML>
# </validateRequestInput>
# </S:Body>
# </S:Envelope>

# Build the SOAP XML shown above.
# First load the PEPPOL invoice that will be the data contained in the <XML>...</XML> SOAP element.
# We are using the XML invoice obtained from https://github.com/austriapro/ebinterface-standards/blob/master/schemas/ebInterface5p0/samples/ebinterface_5p0_sample_ecosio.xml
sbPeppolInvoiceXml = chilkat2.StringBuilder()
success = sbPeppolInvoiceXml.LoadFile("qa_data/xml/peppol_invoice.xml","utf-8")

xml = chilkat2.Xml()
xml.Tag = "S:Envelope"
xml.AddAttribute("xmlns:S","http://schemas.xmlsoap.org/soap/envelope/")
xml.UpdateAttrAt("S:Body|validateRequestInput",True,"xmlns","http://peppol.helger.com/ws/documentvalidationservice/201701/")
xml.UpdateAttrAt("S:Body|validateRequestInput",True,"VESID","at.ebinterface:invoice:5.0")
xml.UpdateAttrAt("S:Body|validateRequestInput",True,"displayLocale","en")
xml.UpdateChildContent("S:Body|validateRequestInput|XML",sbPeppolInvoiceXml.GetAsString())

# Set the Content-Type of the request.
http.SetRequestHeader("Content-Type","text/xml")

# We don't need to specify the Content-Length or Host headers.  Chilkat automatically adds them.

# Send the request...
# resp is a CkHttpResponse
resp = http.PostXml("https://peppol.helger.com/wsdvs",xml.GetXml(),"utf-8")
if (http.LastMethodSuccess != True):
    print(http.LastErrorText)
    sys.exit()

print("Response Status Code = " + str(resp.StatusCode))

respXml = chilkat2.Xml()
respXml.LoadXml(resp.BodyStr)

print("Response XML:")
print(respXml.GetXml())

# A success repsonse looks like this:

# <?xml version="1.0" encoding="UTF-8"?>
# <S:Envelope xmlns:S="http://schemas.xmlsoap.org/soap/envelope/">
#     <S:Body>
#         <validateResponseOutput xmlns="http://peppol.helger.com/ws/documentvalidationservice/201701/" success="true" interrupted="false" mostSevereErrorLevel="SUCCESS">
#             <Result success="true" artifactType="xsd" artifactPath="/schemas/ebinterface/ebinterface-5.0.xsd"/>
#         </validateResponseOutput>
#     </S:Body>
# </S:Envelope>