Module: CommandTower::Audit::Masking

Defined in:
lib/command_tower/audit/masking.rb

Constant Summary collapse

REDACTED = 
"********"

Class Method Summary collapse

Class Method Details

.email(string) ⇒ Object 



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# File 'lib/command_tower/audit/masking.rb', line 29

def email(string)
  local, domain = string.split("@", 2)
  return REDACTED if local.blank? || domain.blank?

  "#{local[0]}***@#{domain}"
end

.phone(string) ⇒ Object 



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# File 'lib/command_tower/audit/masking.rb', line 22

def phone(string)
  digits = string.gsub(/\D/, "")
  return REDACTED if digits.length < 4

  "#{'*' * 7}#{digits[-4, 4]}"
end

.scalar?(raw) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/command_tower/audit/masking.rb', line 36

def scalar?(raw)
  raw.is_a?(String) || raw.is_a?(Numeric)
end

.value(field:, raw:) ⇒ Object 



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# File 'lib/command_tower/audit/masking.rb', line 10

def value(field:, raw:)
  return if raw.nil?
  return REDACTED unless scalar?(raw)

  string = raw.to_s
  case field.to_s
  when "phone" then phone(string)
  when "email" then email(string)
  else REDACTED
  end
end