Merge pull request #5593 from StrangelyTyped/filter-raw-term

feat(filter): Add rawTerm option to columnDef filter options

src/js/core/factories/GridColumn.js

@@ -740,6 +740,8 @@ angular.module('ui.grid')
      * - ariaLabel: String that will be set to the `<input>.ariaLabel` attribute. This is what is read as a label to screen reader users.
      * - noTerm: set this to true if you have defined a custom function in condition, and
      * your custom function doesn't require a term (so it can run even when the term is null)
+     * - rawTerm: set this to true if you have defined a custom function in condition, and
+     * your custom function requires access to the raw unmodified search term that was entered
      * - flags: only flag currently available is `caseSensitive`, set to false if you don't want
      * case sensitive matching
      * - type: defaults to {@link ui.grid.service:uiGridConstants#properties_filter uiGridConstants.filter.INPUT},

src/js/core/services/rowSearcher.js

@@ -125,7 +125,11 @@ module.service('rowSearcher', ['gridUtil', 'uiGridConstants', function (gridUtil
 
         if ( !gridUtil.isNullOrUndefined(filter.term) ){
           // it is possible to have noTerm.
-          newFilter.term = rowSearcher.stripTerm(filter);
+          if ( filter.rawTerm ){
+            newFilter.term = filter.term;
+          } else {
+            newFilter.term = rowSearcher.stripTerm(filter);
+          }
         }
         newFilter.noTerm = filter.noTerm;