From f8076f9e511f08159b667d4d2825c1b20f370174 Mon Sep 17 00:00:00 2001
From: diosmosis <benakamoorthi@fastmail.fm>
Date: Sat, 28 Jun 2014 18:20:47 -0700
Subject: Handle any level of nested DataTables in
 ArchiveProcessor::aggregateDataTableRecord.

---
 core/ArchiveProcessor.php | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'core/ArchiveProcessor.php')

diff --git a/core/ArchiveProcessor.php b/core/ArchiveProcessor.php
index e490d12dcb..757e93eba4 100644
--- a/core/ArchiveProcessor.php
+++ b/core/ArchiveProcessor.php
@@ -338,9 +338,10 @@ class ArchiveProcessor
 
         if ($dataTable instanceof Map) {
             // see http://dev.piwik.org/trac/ticket/4377
-            foreach ($dataTable->getDataTables() as $table) {
-                $this->renameColumnsAfterAggregation($table, $columnsToRenameAfterAggregation);
-            }
+            $self = $this;
+            $dataTable->filter(function ($table) use ($self, $columnsToRenameAfterAggregation) {
+                $self->renameColumnsAfterAggregation($table, $columnsToRenameAfterAggregation);
+            });
         }
 
         $dataTable = $this->getAggregatedDataTableMap($dataTable, $columnsAggregationOperation);
-- 
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