57 lines
1.4 KiB
Ruby
57 lines
1.4 KiB
Ruby
require 'openssl'
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require 'digest/sha1'
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require 'base64'
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require 'cgi'
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require 'time'
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require 'json'
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module JamRuby
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# Most of the code below was taken from the example located here:
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# https://github.com/assistly/multipass-examples/blob/master/ruby.rb
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class DeskMultipass
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API_KEY = "453ddfc0bab00130a9c13bc9a68cf24c"
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SITE_KEY = "jamkazam"
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def initialize(user)
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@user = user
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generate_token_and_signature
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end
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def token
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@token
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end
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def signature
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@signature
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end
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private
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def generate_token_and_signature
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key = Digest::SHA1.digest(API_KEY + SITE_KEY)[0...16]
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# Generate a random 16 byte IV
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iv = OpenSSL::Random.random_bytes(16)
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json = JSON.generate(
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:uid => @user.id,
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:expires => (Time.now + 300).iso8601,
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:customer_name => @user.name,
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:customer_email => @user.email)
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cipher = OpenSSL::Cipher::Cipher.new("aes-128-cbc")
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cipher.encrypt
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cipher.key = key
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cipher.iv = iv
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encrypted = cipher.update(json) + cipher.final
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prepended = iv + encrypted
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token = Base64.encode64(prepended)
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signature = Base64.encode64(OpenSSL::HMAC.digest('sha1', API_KEY, token))
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@token = CGI.escape(token)
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@signature = CGI.escape(signature)
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end
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end
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end |