(Ruby) Compress EBICS SignaturePubKeyOrderData XML

This example provides a note about how to compress the SignaturePubKeyOrderData XML for EBICS.

Chilkat Ruby Downloads install from rubygems.org gem install chilkat or download... Ruby Library for Windows, MacOS, Linux, Alpine Linux

require 'chilkat'

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

# We have this XML to be compressed and then encoded in Base64.

# <?xml version="1.0" encoding="UTF-8"?>
# <SignaturePubKeyOrderData xmlns="http://www.ebics.org/S001" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.ebics.org/S001 http://www.ebics.org/S001/ebics_signature.xsd">
# <SignaturePubKeyInfo>
# <ds:X509Data>
# <ds:X509IssuerSerial>
# <ds:X509IssuerName>ABCDEF eID User</ds:X509IssuerName>
# <ds:X509SerialNumber>153594950300874710199347185895388116050</ds:X509SerialNumber>
# </ds:X509IssuerSerial>
# <ds:X509Certificate>MIIJTzCC...xzKyukE=</ds:X509Certificate>
# </ds:X509Data>
# <PubKeyValue>
# <ds:RSAKeyValue><ds:Modulus>zedQEG0gNItQRG17p7CwiSv/N9YUBOzswEnfNSiNirQgb0bfWWAvCXOg7057WTCBMxOe7AHE7rLTTQFRHY2AEqSV1fj8iL7i186XnGQOFjsdVP3LBLV319HhoUIugaZOC5AbnDouq2Femr53NDK4fqYVI6skrvNo9LO4+8IBRNtR8lQudG+ABHCqIkrNjai1pXrjfEhvyAhz0URhqP00i3AUGD3BasM28uFhcNztqSfO/jp5xQOTAjSr2gCgwg9hJV5mVnOazwAEbWmKkW+NZGICrSdoyrJ+UKjbbhL6VI1woe2YufCYqYF0ec8bXdE9KlhHj+XjeaME3k/uBq22Kw==</ds:Modulus><ds:Exponent>AQAB</ds:Exponent></ds:RSAKeyValue>
# <TimeStamp>2015-03-06T18:42:24.376+01:00</TimeStamp>
# </PubKeyValue>
# <SignatureVersion>A005</SignatureVersion>
# </SignaturePubKeyInfo>
# <PartnerID>XKB99999</PartnerID>
# <UserID>XKB99999</UserID>
# </SignaturePubKeyOrderData>  

fac = Chilkat::CkFileAccess.new()
strXml = fac.readEntireTextFile("qa_data/ebics/SignaturePubKeyOrderData.xml","utf-8")
# Assuming the above statement succeeded...

compress = Chilkat::CkCompression.new()

# EBICS wants the deflate algorithm with the zlib header...
compress.put_Algorithm("zlib")
compress.put_EncodingMode("base64")

b64CompressedStr = compress.compressStringENC(strXml)

print b64CompressedStr + "\n";