refs #6162 when aggregating periods, do not sum 'Unique Users' metric as this...

refs #6162 when aggregating periods, do not sum 'Unique Users' metric as this is not a valid operation.

core/ArchiveProcessor.php

@@ -154,7 +154,8 @@ class ArchiveProcessor
      * @var array
      */
     protected static $columnsToRenameAfterAggregation = array(
-        Metrics::INDEX_NB_UNIQ_VISITORS => Metrics::INDEX_SUM_DAILY_NB_UNIQ_VISITORS
+        Metrics::INDEX_NB_UNIQ_VISITORS => Metrics::INDEX_SUM_DAILY_NB_UNIQ_VISITORS,
+        Metrics::INDEX_NB_USERS         => Metrics::INDEX_SUM_DAILY_NB_USERS,
     );
 
     /**

core/Metrics.php

@@ -80,6 +80,7 @@ class Metrics
 
     // Number of unique User IDs
     const INDEX_NB_USERS = 39;
+    const INDEX_SUM_DAILY_NB_USERS = 40;
 
     // Goal reports
     const INDEX_GOAL_NB_CONVERSIONS = 1;
@@ -104,6 +105,7 @@ class Metrics
         Metrics::INDEX_REVENUE                               => 'revenue',
         Metrics::INDEX_GOALS                                 => 'goals',
         Metrics::INDEX_SUM_DAILY_NB_UNIQ_VISITORS            => 'sum_daily_nb_uniq_visitors',
+        Metrics::INDEX_SUM_DAILY_NB_UNIQ_VISITORS            => 'sum_daily_nb_users',
 
         // Actions metrics
         Metrics::INDEX_PAGE_NB_HITS                          => 'nb_hits',

plugins/CustomVariables/tests/expected/test_CustomVariablesIntegrationTest__Live.getLastVisitsDetails_day.xml

@@ -4,6 +4,7 @@
 		<idSite>1</idSite>
 		<idVisit>1</idVisit>
 		<visitIp>156.5.3.2</visitIp>
+		<userId />
 		
 		<actionDetails>
 			<row>

tests/PHPUnit/Core/MetricsTest.php

@@ -48,6 +48,7 @@ class Core_MetricsTest extends PHPUnit_Framework_TestCase
             'revenue' => 23,
             'goals' => 10,
             'sum_daily_nb_uniq_visitors' => 11,
+            'sum_daily_nb_users' => 40,
             'nb_hits' => 12,
             'sum_time_spent' => 13,
             'sum_time_generation' => 30,