Fixed issue with aggregation on date fields #78

CHANGELOG.md

@@ -3,6 +3,7 @@
 * Fixed issue with relative date and required filters.
 * Compatibility with php 7.0
 * Activity search with empty id.
+* Fixed issue with aggregation on date fields #78
 
 # Version 1.29
 

Civi/DataProcessor/DataSpecification/FieldSpecification.php

@@ -116,7 +116,7 @@ class FieldSpecification implements SqlFieldSpecification {
    */
   public function getSqlGroupByStatement($table_alias) {
     if ($this->sqlValueFormatFunction) {
-      if (stripos($this->sqlValueFormatFunction, '%1') >= 0 && stripos($this->sqlValueFormatFunction, '%2') >= 0) {
+      if (stripos($this->sqlValueFormatFunction, '%1') !== false && stripos($this->sqlValueFormatFunction, '%2') !== false) {
         return "(".str_replace(['%1', '%2'], [$table_alias, $this->getName()], $this->sqlValueFormatFunction). ")";
       } else {
         return "{$this->sqlValueFormatFunction} (`{$table_alias}`.`{$this->getName()}`)";