Class: AttrEncrypter
- Inherits:
-
Object
- Object
- AttrEncrypter
- Defined in:
- lib/attr_encrypter.rb,
lib/attr_encrypter/version.rb
Defined Under Namespace
Modules: Accessors, Errors, Generator Classes: Boxes
Constant Summary collapse
- DIGEST_FORMAT =
/^(\d+)\.([a-zA-Z0-9\+\=\n\/]+)$/.freeze
- VERSION =
"1.0.0"
Instance Method Summary collapse
- #decrypt(digest) ⇒ Object
- #encrypt(raw) ⇒ Object
-
#initialize(keychain) ⇒ AttrEncrypter
constructor
A new instance of AttrEncrypter.
Constructor Details
#initialize(keychain) ⇒ AttrEncrypter
Returns a new instance of AttrEncrypter.
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# File 'lib/attr_encrypter.rb', line 16 def initialize(keychain) @boxes = Boxes.new(keychain || "") end |
Instance Method Details
#decrypt(digest) ⇒ Object
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# File 'lib/attr_encrypter.rb', line 28 def decrypt(digest) segments = digest.match(DIGEST_FORMAT) version = segments[1].to_i encoded = segments[2] encrypted = Base64.decode64(encoded) @boxes[version].decrypt(encrypted) end |
#encrypt(raw) ⇒ Object
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# File 'lib/attr_encrypter.rb', line 20 def encrypt(raw) version = @boxes.latest_version encrypted = @boxes[version].encrypt(raw) encoded = Base64.encode64(encrypted) "#{version}.#{encoded}" end |