class FriendlyShipping::Services::Usps::ParseXMLResponse
Constants
- ERROR_TAG
Public Class Methods
call(request:, response:, expected_root_tag:)
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# File lib/friendly_shipping/services/usps/parse_xml_response.rb, line 11 def call(request:, response:, expected_root_tag:) xml = Nokogiri.XML(response.body, &:strict) if xml.root.nil? || ![expected_root_tag, 'Error'].include?(xml.root.name) wrap_failure('Invalid document', request, response) elsif request_successful?(xml) Success(xml) else wrap_failure(error_message(xml), request, response) end rescue Nokogiri::XML::SyntaxError => e wrap_failure(e, request, response) end
Private Class Methods
error_message(xml)
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# File lib/friendly_shipping/services/usps/parse_xml_response.rb, line 31 def error_message(xml) number = xml.xpath('//Error/Number')&.text desc = xml.xpath('//Error/Description')&.text [number, desc].select(&:present?).join(': ').presence&.strip || 'USPS could not process the request.' end
request_successful?(xml)
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# File lib/friendly_shipping/services/usps/parse_xml_response.rb, line 27 def request_successful?(xml) xml.xpath('//Error/Number')&.text.blank? end
wrap_failure(failure, request, response)
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# File lib/friendly_shipping/services/usps/parse_xml_response.rb, line 37 def wrap_failure(failure, request, response) Failure( FriendlyShipping::ApiFailure.new( failure, original_request: request, original_response: response ) ) end