Class: Nygma::Encryptor

Inherits:
Object
  • Object
show all
Defined in:
lib/nygma/encryptor.rb

Constant Summary collapse

UnknownEncryptionError = 
Class.new(StandardError)
UnknownDecryptionError = 
Class.new(StandardError)

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#crypt ⇒ Object

Returns the value of attribute crypt.



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# File 'lib/nygma/encryptor.rb', line 4

def crypt
  @crypt
end

Class Method Details

.crypt!(key, salt) ⇒ Object 



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# File 'lib/nygma/encryptor.rb', line 10

def crypt!(key, salt)
  new(key, salt).call
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/nygma/encryptor.rb', line 15

def call
  _key = ActiveSupport::KeyGenerator.new(key).
    generate_key(salt)
  self.crypt = ActiveSupport::MessageEncryptor.new(_key)
  self
end

#decrypt(payload) ⇒ Object 



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# File 'lib/nygma/encryptor.rb', line 28

def decrypt(payload)
  crypt.decrypt_and_verify(payload)
rescue => ex
  raise UnknownDecryptionError.new(ex)
end

#encrypt(payload) ⇒ Object 



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# File 'lib/nygma/encryptor.rb', line 22

def encrypt(payload)
  crypt.encrypt_and_sign(payload)
rescue => ex
  raise UnknownEncryptionError.new(ex)
end