Class: Sentry::SymmetricSentry

Inherits:
Object
  • Object
show all
Defined in:
lib/sentry/symmetric_sentry.rb

Constant Summary collapse

@@default_algorithm = 
'DES-EDE3-CBC'
@@default_key = 
nil

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ SymmetricSentry

Returns a new instance of SymmetricSentry.



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# File 'lib/sentry/symmetric_sentry.rb', line 6

def initialize(options = {})
  @algorithm = options[:algorithm] || @@default_algorithm
end

Instance Attribute Details

#algorithm ⇒ Object

Returns the value of attribute algorithm.



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# File 'lib/sentry/symmetric_sentry.rb', line 5

def algorithm
  @algorithm
end

Class Method Details

.decrypt(data, key = nil) ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 62

def decrypt(data, key = nil)
  self.new.decrypt(data, key)
end

.decrypt_from_base64(text, key = nil) ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 66

def decrypt_from_base64(text, key = nil)
  self.new.decrypt_from_base64(text, key)
end

.default_algorithm ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 38

def default_algorithm
  @@default_algorithm
end

.default_algorithm=(value) ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 42

def default_algorithm=(value)
  @@default_algorithm = value
end

.default_key ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 46

def default_key
  @@default_key
end

.default_key=(value) ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 50

def default_key=(value)
  @@default_key = value
end

.encrypt(data, key = nil) ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 54

def encrypt(data, key = nil)
  self.new.encrypt(data, key)
end

.encrypt_to_base64(text, key = nil) ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 58

def encrypt_to_base64(text, key = nil)
  self.new.encrypt_to_base64(text, key)
end

Instance Method Details

#decrypt(data, key = nil) ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 24

def decrypt(data, key = nil)
  key = check_for_key!(key)
  des = encryptor
  des.decrypt
  des.pkcs5_keyivgen(key)
  text = des.update(data)
  text << des.final
end

#decrypt_from_base64(text, key = nil) ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 33

def decrypt_from_base64(text, key = nil)
  decrypt(Base64.decode64(text), key)
end

#encrypt(data, key = nil) ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 10

def encrypt(data, key = nil)
  key = check_for_key!(key)
  des = encryptor
  des.encrypt
  des.pkcs5_keyivgen(key)
  cipher = des.update(data)
  
  cipher << des.final
end

#encrypt_to_base64(text, key = nil) ⇒ Object 



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# File 'lib/sentry/symmetric_sentry.rb', line 20

def encrypt_to_base64(text, key = nil)
  Base64.encode64(encrypt(text, key))
end