topcoder-archive/topcoder-platform-u-bahn-app#295 - Fix issue where special chars in a query would not return results

Author: callmekatootie

src/common/es-helper.js

@@ -584,6 +584,12 @@ function setUserAttributesFiltersToEsQuery (filterClause, attributes) {
               }
             }],
             should: attribute.value.map(val => {
+              val = val
+                .replace(/  +/g, ' ')
+                .split(' ')
+                .map(word => word.replace(/[^a-zA-Z]/g, c => `${!isRegexReserved(c) ? c : '\\' + c}`))
+                .join('* AND *')
+
               return {
                 query_string: {
                   default_field: `${[USER_ATTRIBUTE.esDocumentValueStringQuery]}`,
@@ -711,7 +717,7 @@ function buildEsQueryFromFilter (filter) {
   * @param {*} char the char to check
   */
 function isRegexReserved (char) {
-  const reserved = '[^$.|?*+(){}\\'
+  const reserved = '+-=&|!(){}[]^"~*?:\\/'
   return reserved.indexOf(char) !== -1
 }