Class: EncryptData::Crypt

Inherits:
Object
  • Object
show all
Defined in:
lib/encrypt_data/crypt.rb

Direct Known Subclasses

Convert

Constant Summary collapse

ALGO = 
'aes-256-cbc'.freeze

Class Method Summary collapse

Class Method Details

.crypt(cipher_method, value) ⇒ Object 



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# File 'lib/encrypt_data/crypt.rb', line 20

def crypt(cipher_method, value)
  cipher = OpenSSL::Cipher.new(ALGO)
  cipher.send(cipher_method)
  cipher.pkcs5_keyivgen(encryption_key)
  result = cipher.update(value)
  result << cipher.final
end

.decrypt(value, key) ⇒ Object 



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# File 'lib/encrypt_data/crypt.rb', line 9

def decrypt(value, key)
  @key = key
  crypt(:decrypt, value)
end

.encrypt(value, key) ⇒ Object 



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# File 'lib/encrypt_data/crypt.rb', line 4

def encrypt(value, key)
  @key = key
  crypt(:encrypt, value)
end

.encryption_key ⇒ Object 



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# File 'lib/encrypt_data/crypt.rb', line 14

def encryption_key
  @master_key = ENV['EncryptDataKey'].nil? ? EncryptData.configuration.master_key : ENV['EncryptDataKey']
  @key || @master_key
end