Class: Xmldsig_fiscalizer::Reference
- Inherits:
-
Object
- Object
- Xmldsig_fiscalizer::Reference
show all
- Defined in:
- lib/xmldsig_fiscalizer/reference.rb
Defined Under Namespace
Classes: ReferencedNodeNotFound
Instance Attribute Summary collapse
Instance Method Summary
collapse
Constructor Details
#initialize(reference) ⇒ Reference
Returns a new instance of Reference.
8
9
10
11
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 8
def initialize(reference)
@reference = reference
@errors = []
end
|
Instance Attribute Details
#errors ⇒ Object
Returns the value of attribute errors.
3
4
5
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 3
def errors
@errors
end
|
#reference ⇒ Object
Returns the value of attribute reference.
3
4
5
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 3
def reference
@reference
end
|
Instance Method Details
#calculate_digest_value ⇒ Object
45
46
47
48
49
50
51
52
53
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 45
def calculate_digest_value
transformed = transforms.apply(referenced_node)
case transformed
when String
digest_method.digest transformed
when Nokogiri::XML::Node
digest_method.digest Canonicalizer.new(transformed).canonicalize
end
end
|
#digest_method ⇒ Object
55
56
57
58
59
60
61
62
63
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 55
def digest_method
algorithm = reference.at_xpath("descendant::ds:DigestMethod", NAMESPACES).get_attribute("Algorithm")
case algorithm
when "http://www.w3.org/2001/04/xmlenc#sha256"
Digest::SHA2
when "http://www.w3.org/2000/09/xmldsig#sha1"
Digest::SHA1
end
end
|
#digest_value ⇒ Object
41
42
43
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 41
def digest_value
Base64.decode64 reference.at_xpath("descendant::ds:DigestValue", NAMESPACES).content
end
|
#digest_value=(digest_value) ⇒ Object
65
66
67
68
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 65
def digest_value=(digest_value)
reference.at_xpath("descendant::ds:DigestValue", NAMESPACES).content =
Base64.encode64(digest_value).chomp
end
|
#document ⇒ Object
13
14
15
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 13
def document
reference.document
end
|
#reference_uri ⇒ Object
37
38
39
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 37
def reference_uri
reference.get_attribute("URI")
end
|
#referenced_node ⇒ Object
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 21
def referenced_node
if reference_uri && reference_uri != ""
id = reference_uri[1..-1]
if ref = document.dup.at_xpath("//*[@ID='#{id}' or @Id='#{id}' or @id='#{id}' or @wsu:Id='#{id}']", NAMESPACES)
ref
else
raise(
ReferencedNodeNotFound,
"Could not find the referenced node #{id}'"
)
end
else
document.dup.root
end
end
|
#sign ⇒ Object
17
18
19
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 17
def sign
self.digest_value = calculate_digest_value
end
|
70
71
72
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 70
def transforms
Transforms.new(reference.xpath("descendant::ds:Transform", NAMESPACES))
end
|
#validate_digest_value ⇒ Object
74
75
76
77
78
|
# File 'lib/xmldsig_fiscalizer/reference.rb', line 74
def validate_digest_value
unless digest_value == calculate_digest_value
@errors << :digest_value
end
end
|