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authorAzul <azul@leap.se>2014-04-08 11:49:14 +0200
committerAzul <azul@leap.se>2014-04-08 11:49:14 +0200
commitb6d14dc19dd350a807826e3e097738a36613e083 (patch)
tree093dc5f2f1e773e3ad009d28d1fd24667d3c0ba6 /app/models/pgp_key.rb
parent2e11e3ca2c7b02fdb5ff54f0bcd766cc5fa39975 (diff)
moving users: app and test files
Diffstat (limited to 'app/models/pgp_key.rb')
-rw-r--r--app/models/pgp_key.rb48
1 files changed, 48 insertions, 0 deletions
diff --git a/app/models/pgp_key.rb b/app/models/pgp_key.rb
new file mode 100644
index 0000000..66f8660
--- /dev/null
+++ b/app/models/pgp_key.rb
@@ -0,0 +1,48 @@
+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