1 files changed, 45 insertions, 0 deletions

diff --git a/core/Updates/3.13.5-rc1.php b/core/Updates/3.13.5-rc1.php
new file mode 100644
index 0000000000..d465c31683
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+++ b/core/Updates/3.13.5-rc1.php
@@ -0,0 +1,45 @@
+<?php
+/**
+ * Piwik - free/libre analytics platform
+ *
+ * @link https://matomo.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+
+namespace Piwik\Updates;
+
+use Piwik\DataAccess\ArchiveTableCreator;
+use Piwik\Date;
+use Piwik\Plugins\CoreAdminHome\Tasks\ArchivesToPurgeDistributedList;
+use Piwik\Updater;
+use Piwik\Updates as PiwikUpdates;
+
+class Updates_3_13_5_rc1 extends PiwikUpdates
+{
+    public function doUpdate(Updater $updater)
+    {
+        $this->addArchivesToPurge();
+    }
+
+    private function addArchivesToPurge()
+    {
+        $archivesToPurge = new ArchivesToPurgeDistributedList();
+
+        $startOfProblem = Date::factory('2020-01-01 00:00:00');
+
+        $archiveTables = ArchiveTableCreator::getTablesArchivesInstalled(ArchiveTableCreator::NUMERIC_TABLE);
+        foreach ($archiveTables as $table) {
+            $date = ArchiveTableCreator::getDateFromTableName($table);
+            list($year, $month) = explode('_', $date);
+
+            // only add if the table is for jan 2020 or above since tables w/ that date will be most affected
+            $dateObj = Date::factory("$year-$month-01 00:00:00");
+            if ($dateObj->isEarlier($startOfProblem)) {
+                continue;
+            }
+
+            $archivesToPurge->add("{$year}_{$month}");
+        }
+    }
+}
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