Class: TrackingNumber::USPS91

Inherits:
USPS
  • Object
show all
Defined in:
lib/tracking_number/usps.rb

Constant Summary collapse

SEARCH_PATTERN = 
[/(\b9\s*[14]\s*(([0-9]\s*){20,20}\b))/, /(\b([0-9]\s*){20,20}\b)/]
VERIFY_PATTERN = 
/^(9[14][0-9]{19,19})([0-9])$/

Instance Attribute Summary

Attributes inherited from Base

#original_number, #tracking_number

Instance Method Summary collapse

Methods inherited from USPS

#carrier

Methods inherited from Base

#initialize, #inspect, scan, search, #to_s, #valid?, #valid_format?

Constructor Details

This class inherits a constructor from TrackingNumber::Base

Instance Method Details

#decode ⇒ Object

Sometimes these numbers will appear without the leading 91 or 94, though, so we need to account for that case



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# File 'lib/tracking_number/usps.rb', line 14

def decode
  # Application ID: 91 or 94
  # Service Code: 2 Digits
  # Mailer Id: 8 Digits
  # Package Id: 9 Digits
  # Checksum: 1 Digit

  {:application_id => self.tracking_number.to_s.slice(0...2),
   :service_code =>  self.tracking_number.to_s.slice(2...4),
   :mailer_id => self.tracking_number.to_s.slice(4...12),
   :package_identifier =>  self.tracking_number.to_s.slice(12...21),
   :check_digit => self.tracking_number.slice(21...22)
  }
end

#matches ⇒ Object 



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# File 'lib/tracking_number/usps.rb', line 29

def matches
  if self.tracking_number =~ /^9[14]/
    self.tracking_number.scan(VERIFY_PATTERN).flatten
  else
    "91#{self.tracking_number}".scan(VERIFY_PATTERN).flatten
  end
end

#valid_checksum? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tracking_number/usps.rb', line 37

def valid_checksum?
  if self.tracking_number =~ /^9[14]/
    return true if weighted_usps_checksum_valid?(tracking_number)
  else
    if weighted_usps_checksum_valid?("91#{self.tracking_number}")
      # set the tracking number to the 91 format if it passes this test
      self.tracking_number = "91#{self.tracking_number}"
      return true
    end
  end
end