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class PgpKey
include ActiveModel::Validations
KEYBLOCK_IDENTIFIERS = [
'-----BEGIN PGP PUBLIC KEY BLOCK-----',
'-----END PGP PUBLIC KEY BLOCK-----',
]
# mostly for testing.
attr_accessor :keyblock
validate :validate_keyblock_format
def initialize(keyblock = nil)
@keyblock = keyblock
end
def to_s
@keyblock
end
def present?
@keyblock.present?
end
# allow comparison with plain keyblock strings.
def ==(other)
self.equal?(other) or
# relax the comparison on line ends.
self.to_s.tr_s("\n\r", '') == other.tr_s("\r\n", '')
end
protected
def validate_keyblock_format
if keyblock_identifier_missing?
errors.add :public_key_block,
"does not look like an armored pgp public key block"
end
end
def keyblock_identifier_missing?
KEYBLOCK_IDENTIFIERS.find do |identify|
!@keyblock.include?(identify)
end
end
end
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