Sha256: 2c58dbd5c1fcda66638bd666502b8cfbfe02fe0121d769b2e778f18ef0ecd779
Contents?: true
Size: 935 Bytes
Versions: 27
Compression:
Stored size: 935 Bytes
Contents
module ActiveMerchant #:nodoc:
module Billing #:nodoc:
module Integrations #:nodoc:
module SagePayForm
module Encryption
def sage_encrypt(plaintext, key)
ActiveSupport::Base64.encode64s(sage_encrypt_xor(plaintext, key))
end
def sage_decrypt(ciphertext, key)
sage_encrypt_xor(ActiveSupport::Base64.decode64(ciphertext), key)
end
def sage_encrypt_salt(min, max)
length = rand(max - min + 1) + min
SecureRandom.base64(length + 4)[0, length]
end
private
def sage_encrypt_xor(data, key)
raise 'No key provided' if key.blank?
key *= (data.length.to_f / key.length.to_f).ceil
key = key[0, data.length]
data.bytes.zip(key.bytes).map { |b1, b2| (b1 ^ b2).chr }.join
end
end
end
end
end
end
Version data entries
27 entries across 27 versions & 8 rubygems