lib/jwe/base64.rb
module JWE
# Base64 for JWE is slightly different from what ruby provides.
module Base64
def self.jwe_encode(payload)
::Base64.urlsafe_encode64(payload).delete('=')
end
def self.jwe_decode(payload)
padlen = 4 - (payload.length % 4)
if padlen < 4
pad = '=' * padlen
payload += pad
end
::Base64.urlsafe_decode64(payload)
end
end
end