./lib/ews/transporter.rb in exact4r-1.4 vs ./lib/ews/transporter.rb in exact4r-1.5

@@ -1,6 +1,7 @@
 require 'net/https'
+require 'uri'
 require File.dirname(__FILE__) + '/certificate_helper'
 
 module EWS # :nodoc:
 
   # A Transporter is responsible for communicating with the E-xact Web Service in
@@ -53,11 +54,11 @@
       transport_details = @@transport_types[transport_type]
       
       request = build_http_request(transaction, transport_type, transport_details[:suffix])
       request.basic_auth(transaction.gateway_id, transaction.password)
       request.add_field "Accept", transport_details[:content_type]
-      request.add_field "User-Agent", "exact4r v1.4"
+      request.add_field "User-Agent", "exact4r v1.5"
       request.add_field "Content-type", "#{transport_details[:content_type]}; charset=UTF-8"
 
       response = get_connection.request(request)
 
       case response
@@ -92,10 +93,17 @@
           soapaction = (transaction.is_find_transaction?) ? "TransactionInfo" : "SendAndCommit"
           req.add_field "soapaction", "http://secure2.e-xact.com/vplug-in/transaction/rpc-enc/#{soapaction}"
         end
         req.body = EWS::Transaction::Mapping.send "request_to_#{transport_type.to_s}", transaction
       else
-        req = Net::HTTP::Get.new(@url.path + "/transaction/#{transaction.transaction_tag}.#{request_suffix}")
+        param_str = ""
+        escaping_regex = Regexp.new("[^#{URI::PATTERN::UNRESERVED}]")
+        params = [:authorization_num, :reference_no].collect do |attr_name|
+          value = transaction.send(attr_name)
+          value.blank? ? nil : "#{attr_name}=" + URI.escape(value, escaping_regex)
+        end.compact
+        param_str = "?"+params.join('&') unless params.empty?
+        req = Net::HTTP::Get.new(@url.path + "/transaction/#{transaction.transaction_tag}.#{request_suffix}"+param_str)
       end
       req
     end
     
     def get_connection