(Ruby) Example: Crypt2.GetSignedAttributes method

Demonstrates how to call the GetSignedAttributes method.

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

require 'chilkat'

crypt = Chilkat::CkCrypt2.new()

bdPkcs7 = Chilkat::CkBinData.new()
success = bdPkcs7.LoadFile("qa_data/cades/CAdES-T/Signature-C-T-1.p7m")
if (success == false)
    print bdPkcs7.lastErrorText() + "\n";
    exit
end

json = Chilkat::CkJsonObject.new()
json.put_EmitCompact(false)

sbJson = Chilkat::CkStringBuilder.new()
i = 0
tryNext = true
while tryNext
    if (crypt.GetSignedAttributes(i,bdPkcs7,sbJson) == true)
        json.LoadSb(sbJson)
        print i.to_s() + ": " + "\n";
        print json.emit() + "\n";
    else
        tryNext = false
    end

    i = i + 1
end

# Sample output:

# 0: 
# {
#   "signedAttributes": [
#     {
#       "oid": "1.2.840.113549.1.9.3",
#       "name": "Content Type"
#     },
#     {
#       "oid": "1.2.840.113549.1.9.5",
#       "name": "Signing Time"
#     },
#     {
#       "oid": "1.2.840.113549.1.9.4",
#       "name": "Message Digest"
#     },
#     {
#       "oid": "1.2.840.113549.1.9.16.2.47",
#       "name": "Signing Certificate V2"
#     }
#   ]
# }