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msd2/tracking/piwik/plugins/UserId/Archiver.php

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+<?php
+/**
+ * Piwik - free/libre analytics platform
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ */
+
+namespace Piwik\Plugins\UserId;
+use Piwik\Config;
+use Piwik\DataArray;
+use Piwik\DataTable;
+use Piwik\Metrics;
+
+/**
+ * Archiver that aggregates metrics per user ID (user_id field).
+ */
+class Archiver extends \Piwik\Plugin\Archiver
+{
+    const USERID_ARCHIVE_RECORD = "UserId_users";
+
+    const VISITOR_ID_FIELD = 'idvisitor';
+    const USER_ID_FIELD = 'user_id';
+
+    protected $maximumRowsInDataTableLevelZero;
+
+    function __construct($processor)
+    {
+        parent::__construct($processor);
+
+        $this->maximumRowsInDataTableLevelZero = Config::getInstance()->General['datatable_archiving_maximum_rows_userid_users'];
+    }
+
+    /**
+     * @var DataArray
+     */
+    protected $arrays;
+
+    /**
+     * Array to save visitor IDs for every user ID met during archiving process. We use it to
+     * fill metadata before actual inserting rows to DB.
+     * @var array
+     */
+    protected $visitorIdsUserIdsMap = array();
+
+    /**
+     * Archives data for a day period.
+     */
+    public function aggregateDayReport()
+    {
+        $this->arrays = new DataArray();
+        $this->aggregateUsers();
+        $this->insertDayReports();
+    }
+    /**
+     * Period archiving: simply sums up daily archives
+     */
+    public function aggregateMultipleReports()
+    {
+        $dataTableRecords = array(self::USERID_ARCHIVE_RECORD);
+        $columnsAggregationOperation = null;
+        $this->getProcessor()->aggregateDataTableRecords(
+            $dataTableRecords,
+            $this->maximumRowsInDataTableLevelZero,
+            $this->maximumRowsInDataTableLevelZero,
+            $columnToSort = 'nb_visits',
+            $columnsAggregationOperation,
+            $columnsToRenameAfterAggregation = null,
+            $countRowsRecursive = array());
+    }
+
+    /**
+     * Used to aggregate daily data per user ID
+     */
+    protected function aggregateUsers()
+    {
+        $userIdFieldName = self::USER_ID_FIELD;
+        $visitorIdFieldName = self::VISITOR_ID_FIELD;
+
+        /** @var \Zend_Db_Statement $query */
+        $query = $this->getLogAggregator()->queryVisitsByDimension(
+            array(self::USER_ID_FIELD),
+            "log_visit.$userIdFieldName IS NOT NULL AND log_visit.$userIdFieldName != ''",
+            array("LOWER(HEX($visitorIdFieldName)) as $visitorIdFieldName")
+        );
+
+        if ($query === false) {
+            return;
+        }
+
+        $rowsCount = 0;
+        while ($row = $query->fetch()) {
+            $rowsCount++;
+            $this->arrays->sumMetricsVisits($row[$userIdFieldName], $row);
+            $this->rememberVisitorId($row);
+        }
+    }
+
+    /**
+     * Insert aggregated daily data serialized
+     *
+     * @throws \Exception
+     */
+    protected function insertDayReports()
+    {
+        /** @var DataTable $dataTable */
+        $dataTable = $this->arrays->asDataTable();
+        $this->setVisitorIds($dataTable);
+        $report = $dataTable->getSerialized($this->maximumRowsInDataTableLevelZero, null, Metrics::INDEX_NB_VISITS);
+        $this->getProcessor()->insertBlobRecord(self::USERID_ARCHIVE_RECORD, $report);
+    }
+
+    /**
+     * Remember visitor ID per user. We use it to fill metadata before actual inserting rows to DB.
+     *
+     * @param array $row
+     */
+    private function rememberVisitorId($row)
+    {
+        if (!empty($row[self::USER_ID_FIELD]) && !empty($row[self::VISITOR_ID_FIELD])) {
+            $this->visitorIdsUserIdsMap[$row[self::USER_ID_FIELD]] = $row[self::VISITOR_ID_FIELD];
+        }
+    }
+
+    /**
+     * Fill visitor ID as metadata before actual inserting rows to DB.
+     *
+     * @param DataTable $dataTable
+     */
+    private function setVisitorIds(DataTable $dataTable)
+    {
+        foreach ($dataTable->getRows() as $row) {
+            $userId = $row->getColumn('label');
+            if (isset($this->visitorIdsUserIdsMap[$userId])) {
+                $row->setMetadata(self::VISITOR_ID_FIELD, $this->visitorIdsUserIdsMap[$userId]);
+            }
+        }
+    }
+
+}