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saml_response_doc.rb
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saml_response_doc.rb
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require_relative 'saml_auth_helper'
class SamlResponseDoc
include SamlAuthHelper
attr_reader :original_encrypted
def initialize(test_type, assertion_type, response = nil)
@test_type = test_type
@assertion_type = assertion_type
@response = response
end
def original_encrypted?
response_doc # trigger detection
original_encrypted
end
def xml_response
Base64.decode64(Capybara.current_session.find("##{input_id}", visible: false).value)
end
def html_response
Base64.decode64(Nokogiri::HTML(@response.body).at_css('#SAMLResponse')['value'])
end
def input_id
return 'SAMLRequest' if @assertion_type == 'request_assertion'
'SAMLResponse'
end
def raw_xml_response
if @test_type == 'feature'
xml_response
elsif @response.body.include?('<html>')
html_response
else
@response.body
end
end
def saml_response(settings)
@saml_response ||= OneLogin::RubySaml::Response.new(
raw_xml_response,
settings: settings,
)
end
def saml_document
@saml_document ||= Saml::XML::Document.parse(raw_xml_response)
end
def response_doc
if raw_xml_response.include?('EncryptedData')
@original_encrypted = true
Nokogiri::XML(
OneLogin::RubySaml::Response.new(
raw_xml_response,
settings: saml_settings(
overrides: { issuer: sp1_issuer },
),
).decrypted_document.to_s,
)
else
@original_encrypted = false
Nokogiri::XML(raw_xml_response)
end
end
def status_code
@status_code ||= status.xpath('//samlp:StatusCode', samlp: Saml::XML::Namespaces::PROTOCOL)
end
def status
@status ||= response_doc.xpath('//samlp:Status', samlp: Saml::XML::Namespaces::PROTOCOL)
end
def response_assertion_nodeset
response_doc.xpath(
'//samlp:Response/saml:Assertion',
samlp: Saml::XML::Namespaces::PROTOCOL,
saml: Saml::XML::Namespaces::ASSERTION,
)
end
def response_session_index_assertion
response_doc.xpath(
'//samlp:Response/saml:Assertion/saml:AuthnStatement/@SessionIndex',
samlp: Saml::XML::Namespaces::PROTOCOL,
saml: Saml::XML::Namespaces::ASSERTION,
).to_s
end
def response_assertion
response_assertion_nodeset[0]
end
def request_assertion
response_doc.xpath(
'//samlp:LogoutRequest',
samlp: Saml::XML::Namespaces::PROTOCOL,
saml: Saml::XML::Namespaces::ASSERTION,
)[0]
end
def logout_status_assertion
response_doc.xpath(
'//samlp:LogoutResponse/samlp:Status/samlp:StatusCode/@Value',
samlp: Saml::XML::Namespaces::PROTOCOL,
saml: Saml::XML::Namespaces::ASSERTION,
).first.content
end
def logout_assertion
response_doc.xpath(
'//samlp:LogoutResponse',
samlp: Saml::XML::Namespaces::PROTOCOL,
saml: Saml::XML::Namespaces::ASSERTION,
).first
end
def logout_asserted_session_index
response_doc.xpath(
'//samlp:LogoutRequest/samlp:SessionIndex',
samlp: Saml::XML::Namespaces::PROTOCOL,
saml: Saml::XML::Namespaces::ASSERTION,
)[0].content
end
def issuer_nodeset
send(@assertion_type).xpath('./saml:Issuer', saml: Saml::XML::Namespaces::ASSERTION)
end
def metadata_nodeset
response_doc.xpath('//samlp:EntityDescriptor', samlp: Saml::XML::Namespaces::METADATA)
end
def metadata
metadata_nodeset[0]
end
def metadata_name_id_format(name)
metadata.xpath(
"./ds:IDPSSODescriptor/ds:NameIDFormat[contains(text(), '#{name}')]",
ds: Saml::XML::Namespaces::METADATA,
).first.content
end
def signature_nodeset
send(@assertion_type).xpath('./ds:Signature', ds: Saml::XML::Namespaces::SIGNATURE)
end
def signature
signature_nodeset[0]
end
def signed_info_nodeset
signature.xpath('./ds:SignedInfo', ds: Saml::XML::Namespaces::SIGNATURE)
end
def signature_method_nodeset
signature.xpath(
'./ds:SignedInfo/ds:SignatureMethod',
ds: Saml::XML::Namespaces::SIGNATURE,
)
end
def signature_canon_method_nodeset
signature.xpath(
'./ds:SignedInfo/ds:CanonicalizationMethod',
ds: Saml::XML::Namespaces::SIGNATURE,
)
end
def digest_method_nodeset
signature.xpath(
'./ds:SignedInfo/ds:Reference/ds:DigestMethod',
ds: Saml::XML::Namespaces::SIGNATURE,
)
end
def transforms_nodeset
@transforms_nodeset ||= response_doc.xpath(
'//ds:Reference/ds:Transforms',
ds: Saml::XML::Namespaces::SIGNATURE,
)
end
def transform(algorithm)
transforms_nodeset[0].xpath(
"//ds:Transform[@Algorithm='#{algorithm}']",
ds: Saml::XML::Namespaces::SIGNATURE,
)[0]
end
def subject_nodeset
response_doc.xpath(
'//ds:Subject',
ds: Saml::XML::Namespaces::ASSERTION,
)
end
def conditions_nodeset
response_doc.xpath('//ds:Conditions', ds: Saml::XML::Namespaces::ASSERTION)
end
def organization_nodeset
metadata.xpath('./ds:Organization', ds: Saml::XML::Namespaces::METADATA)
end
def organization_name
organization_nodeset[0].
xpath('./ds:OrganizationName', ds: Saml::XML::Namespaces::METADATA)[0].content
end
def organization_display_name
organization_nodeset[0].
xpath(
'./ds:OrganizationDisplayName',
ds: Saml::XML::Namespaces::METADATA,
).first.content
end
def attribute_authority_organization_nodeset
metadata.xpath(
'./ds:AttributeAuthorityDescriptor/ds:Organization',
ds: Saml::XML::Namespaces::METADATA,
)
end
def attribute_authority_organization_name
attribute_authority_organization_nodeset[0].
xpath('./ds:OrganizationName', ds: Saml::XML::Namespaces::METADATA)[0].content
end
def attribute_authority_organization_display_name
attribute_authority_organization_nodeset[0].
xpath(
'./ds:OrganizationDisplayName',
ds: Saml::XML::Namespaces::METADATA,
).first.content
end
def phone_number
response_doc.at(
'//ds:Attribute[@Name="phone"]',
ds: Saml::XML::Namespaces::ASSERTION,
)
end
def uuid
response_doc.at(
'//ds:Attribute[@Name="uuid"]',
ds: Saml::XML::Namespaces::ASSERTION,
).children.children.to_s
end
def attribute_node_for(name)
response_doc.at(
%(//ds:Attribute[@Name="#{name}"]),
ds: Saml::XML::Namespaces::ASSERTION,
)
end
def attribute_value_for(name)
attribute_node_for(name).children.children.to_s
end
def assertion_statement_node
response_doc.xpath(
'//samlp:Response/saml:Assertion/saml:AuthnStatement',
samlp: Saml::XML::Namespaces::PROTOCOL,
saml: Saml::XML::Namespaces::ASSERTION,
)[0]
end
def asserted_session_index
response_doc.xpath(
'//samlp:LogoutRequest/samlp:SessionIndex',
samlp: Saml::XML::Namespaces::PROTOCOL,
saml: Saml::XML::Namespaces::ASSERTION,
)[0].content
end
end