| Path : /var/www/html/ob-wp-eski/core/ |
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| Current File : /var/www/html/ob-wp-eski/core/LogDeleter.php |
<?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;
use Piwik\DataAccess\RawLogDao;
use Piwik\Plugin\LogTablesProvider;
/**
* Service that deletes log entries. Methods in this class cascade, so deleting visits will delete visit actions,
* conversions and conversion items.
*/
class LogDeleter
{
/**
* @var RawLogDao
*/
private $rawLogDao;
/**
* @var LogTablesProvider
*/
private $logTablesProvider;
public function __construct(RawLogDao $rawLogDao, LogTablesProvider $logTablesProvider)
{
$this->rawLogDao = $rawLogDao;
$this->logTablesProvider = $logTablesProvider;
}
/**
* Deletes visits by ID. This method cascades, so conversions, conversion items and visit actions for
* the visits are also deleted.
*
* @param int[] $visitIds
* @return int The number of deleted visits.
*/
public function deleteVisits($visitIds)
{
$numDeletedVisits = 0;
foreach ($this->logTablesProvider->getAllLogTables() as $logTable) {
if ($logTable->getColumnToJoinOnIdVisit()) {
$numVisits = $this->rawLogDao->deleteFromLogTable($logTable->getName(), $visitIds);
if ($logTable->getName() === 'log_visit') {
$numDeletedVisits = $numVisits;
}
}
}
return $numDeletedVisits;
}
/**
* Deletes visits within the specified date range and belonging to the specified site (if any). Visits are
* deleted in chunks, so only `$iterationStep` visits are deleted at a time.
*
* @param string|null $startDatetime A datetime string. Visits that occur at this time or after are deleted. If not supplied,
* visits from the beginning of time are deleted.
* @param string|null $endDatetime A datetime string. Visits that occur before this time are deleted. If not supplied,
* visits from the end of time are deleted.
* @param int|null $idSite The site to delete visits from.
* @param int $iterationStep The number of visits to delete at a single time.
* @param callable $afterChunkDeleted Callback executed after every chunk of visits are deleted.
* @return int The number of visits deleted.
*/
public function deleteVisitsFor($startDatetime, $endDatetime, $idSite = null, $iterationStep = 1000, $afterChunkDeleted = null)
{
$fields = array('idvisit');
$conditions = array();
if (!empty($startDatetime)) {
$conditions[] = array('visit_last_action_time', '>=', $startDatetime);
}
if (!empty($endDatetime)) {
$conditions[] = array('visit_last_action_time', '<', $endDatetime);
}
if (!empty($idSite)) {
$conditions[] = array('idsite', '=', $idSite);
}
$logsDeleted = 0;
$logPurger = $this;
$this->rawLogDao->forAllLogs('log_visit', $fields, $conditions, $iterationStep, function ($logs) use ($logPurger, &$logsDeleted, $afterChunkDeleted) {
$ids = array_map(function ($row) { return reset($row); }, $logs);
$logsDeleted += $logPurger->deleteVisits($ids);
if (!empty($afterChunkDeleted)) {
$afterChunkDeleted($logsDeleted);
}
});
return $logsDeleted;
}
}