Sha256: 4159da0a3a72f6bf2fb2c92abd737a2abf6f0df0756826d06500e827f5b8d101
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Contents
require 'base64'
module Experiment
# This class provides utility functions for parsing and handling identity from Amplitude cookies.
class AmplitudeCookie
# Get the cookie name that Amplitude sets for the provided
#
# @param [String] api_key The Amplitude API Key
# @return [String] The cookie name that Amplitude sets for the provided
def self.cookie_name(api_key)
raise ArgumentError, 'Invalid Amplitude API Key' if api_key.nil? || api_key.length < 6
"amp_#{api_key[0..5]}"
end
# Parse a cookie string and returns user
#
# @param [String] amplitude_cookie A string from the amplitude cookie
# @return [User] a Experiment User context containing a device_id and user_id
def self.parse(amplitude_cookie)
values = amplitude_cookie.split('.', -1)
user_id = nil
unless values[1].nil? || values[1].empty?
begin
user_id = Base64.decode64(values[1]).force_encoding('UTF-8')
rescue StandardError
user_id = nil
end
end
User.new(user_id: user_id, device_id: values[0])
end
# Generates a cookie string to set for the Amplitude Javascript SDK
#
# @param [String] device_id A device id to set
# @return [String] A cookie string to set for the Amplitude Javascript SDK to read
def self.generate(device_id)
"#{device_id}.........."
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems