Module: GoPay::Crypt

Extended by:
Crypt
Included in:
Crypt
Defined in:
lib/gopay/crypt.rb

Instance Method Summary collapse

Instance Method Details

#bin2hex(bin) ⇒ Object 



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# File 'lib/gopay/crypt.rb', line 32

def bin2hex(bin)
  bin.scan(/../).map { |tuple| tuple.hex }.pack 'c*'
end

#decrypt(encrypted_data, padding_off = false) ⇒ Object 



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# File 'lib/gopay/crypt.rb', line 22

def decrypt(encrypted_data, padding_off = false)
  encrypted_data = bin2hex(encrypted_data)
  des = OpenSSL::Cipher.new("des-ede3")
  des.decrypt
  des.padding = 0 if padding_off
  des.key = GoPay.configuration.secure_key
  result = ""
  result << des.update(encrypted_data)
end

#encrypt(string) ⇒ Object 



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# File 'lib/gopay/crypt.rb', line 13

def encrypt(string)
  string = sha1(string)
  des = OpenSSL::Cipher::Cipher.new("des-ede3")
  des.encrypt
  des.key = GoPay.configuration.secure_key
  result = des.update(string)
  result.unpack("H*")[0]
end

#sha1(string) ⇒ Object 



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

def sha1(string)
  Digest::SHA1.hexdigest(string)
end