Add code to insert caret-C and strip non-numeric chars from front of …

service/grails-app/services/org/olf/rs/hostlms/SymphonyHostLMSService.groovy

@@ -26,13 +26,14 @@ public class SymphonyHostLMSService extends BaseHostLMSService {
     return 'marcxml';
   }
 
-  //Override to search on attribute 1016, and prepend '^C' to search string
+  //Override to search on attribute 1016 and tweak identifier for search string
   @Override
   public List<ItemLocation> z3950ItemsByIdentifier(PatronRequest pr, ISettings settings) {
 
     List<ItemLocation> result = [];
 
     String search_id = pr.supplierUniqueRecordId;
+    search_id = modifyIdentifier(search_id);
     String prefix_query_string = "@attr 1=1016 ${search_id}";
     def z_response = z3950Service.query(settings, prefix_query_string, 1, getHoldingsQueryRecsyn());
     log.debug("Got Z3950 response: ${z_response}");
@@ -50,6 +51,18 @@ public class SymphonyHostLMSService extends BaseHostLMSService {
     return result;
   }
 
+  //Strip any non-numeric characters from the front of the string and prepend ^C
+  protected String modifyIdentifier(String id) {
+    def pattern = /([a-zA-Z]+)?(.*)/;
+    def matcher = id =~ pattern;
+    matcher.find();
+    if (matcher.matches() && matcher.group(2)?.length() > 0) {
+      return '^C' + matcher.group(2);
+    }
+    log.debug("Unable to determine characters to strip from identifier");
+    return '^C' + id; 
+  }
+
   // Given the record syntax above, process response records as Opac recsyn. If you change the recsyn string above
   // you need to change the handler here. SIRSI for example needs to return us marcxml with a different location for the holdings
   @Override

service/src/test/groovy/org/olf/rs/hostlms/SymphonyHostLMSServiceSpec.groovy

@@ -18,5 +18,24 @@ class SymphonyHostLMSServiceSpec extends Specification implements ServiceUnitTes
         result.size() == 1;
         resultJson == '{"temporaryShelvingLocation":null,"itemId":null,"temporaryLocation":null,"shelvingLocation":"STACKS","callNumber":"HV6534 .V55 J36 2017","reason":null,"shelvingPreference":null,"preference":null,"location":"SAL3","itemLoanPolicy":"STKS-MONO"}';
     }
+
+    def 'modifyIdentifier'() {
+        setup:
+        def identifier = 'a983475243';
+        def identifier2 = '983475243';
+        def identifier3 = 'abcdefgHIJKL';
+
+        when: 'We modify the identifier'
+        def result = service.modifyIdentifier(identifier);
+        def result2 = service.modifyIdentifier(identifier2);
+        def result3 = service.modifyIdentifier(identifier3);
+
+        then:
+        '^C983475243' == result;
+        '^C983475243' == result2;
+        '^CabcdefgHIJKL' == result3;
+
+
+    }
 }