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LogDeleter.php
98 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Matomo - free/libre analytics platform |
| 5 | * |
| 6 | * @link https://matomo.org |
| 7 | * @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later |
| 8 | */ |
| 9 | namespace Piwik; |
| 10 | |
| 11 | use Piwik\Container\StaticContainer; |
| 12 | use Piwik\DataAccess\RawLogDao; |
| 13 | use Piwik\Plugin\LogTablesProvider; |
| 14 | use Piwik\Plugins\PrivacyManager\Model\DataSubjects; |
| 15 | use Piwik\Plugins\SitesManager\Model; |
| 16 | /** |
| 17 | * Service that deletes log entries. Methods in this class cascade, so deleting visits will delete visit actions, |
| 18 | * conversions and conversion items. |
| 19 | */ |
| 20 | class LogDeleter |
| 21 | { |
| 22 | /** |
| 23 | * @var RawLogDao |
| 24 | */ |
| 25 | private $rawLogDao; |
| 26 | /** |
| 27 | * @var LogTablesProvider |
| 28 | */ |
| 29 | private $logTablesProvider; |
| 30 | public function __construct(RawLogDao $rawLogDao, LogTablesProvider $logTablesProvider) |
| 31 | { |
| 32 | $this->rawLogDao = $rawLogDao; |
| 33 | $this->logTablesProvider = $logTablesProvider; |
| 34 | } |
| 35 | /** |
| 36 | * Deletes visits by ID. This method cascades, so conversions, conversion items and visit actions for |
| 37 | * the visits are also deleted. |
| 38 | * |
| 39 | * @param int[] $visitIds |
| 40 | * @return int The number of deleted visits. |
| 41 | */ |
| 42 | public function deleteVisits($visitIds) |
| 43 | { |
| 44 | $visitIds = array_map(function ($visitid) { |
| 45 | return ['idvisit' => $visitid]; |
| 46 | }, $visitIds); |
| 47 | $dataSubjects = StaticContainer::get(DataSubjects::class); |
| 48 | $deleteCounts = $dataSubjects->deleteDataSubjectsWithoutInvalidatingArchives($visitIds); |
| 49 | return $deleteCounts['log_visit']; |
| 50 | } |
| 51 | /** |
| 52 | * Deletes visits within the specified date range and belonging to the specified site (if any). Visits are |
| 53 | * deleted in chunks, so only `$iterationStep` visits are deleted at a time. |
| 54 | * |
| 55 | * @param string|null $startDatetime A datetime string. Visits that occur at this time or after are deleted. If not supplied, |
| 56 | * visits from the beginning of time are deleted. |
| 57 | * @param string|null $endDatetime A datetime string. Visits that occur before this time are deleted. If not supplied, |
| 58 | * visits from the end of time are deleted. |
| 59 | * @param int|null $idSite The site to delete visits from. |
| 60 | * @param int $iterationStep The number of visits to delete at a single time. |
| 61 | * @param callable $afterChunkDeleted Callback executed after every chunk of visits are deleted. |
| 62 | * @return int The number of visits deleted. |
| 63 | */ |
| 64 | public function deleteVisitsFor($startDatetime, $endDatetime, $idSite = null, $iterationStep = 2000, $afterChunkDeleted = null) |
| 65 | { |
| 66 | $fields = array('idvisit'); |
| 67 | $conditions = array(); |
| 68 | if (!empty($startDatetime)) { |
| 69 | $conditions[] = array('visit_last_action_time', '>=', $startDatetime); |
| 70 | } |
| 71 | if (!empty($endDatetime)) { |
| 72 | $conditions[] = array('visit_last_action_time', '<', $endDatetime); |
| 73 | } |
| 74 | if (!empty($idSite)) { |
| 75 | $conditions[] = array('idsite', '=', $idSite); |
| 76 | } elseif (!empty($startDatetime) || !empty($endDatetime)) { |
| 77 | // make sure to use index! |
| 78 | $sitesModel = new Model(); |
| 79 | $allIdSites = $sitesModel->getSitesId(); |
| 80 | $allIdSites = array_map('intval', $allIdSites); |
| 81 | $conditions[] = array('idsite', '', $allIdSites); |
| 82 | } |
| 83 | $logsDeleted = 0; |
| 84 | $logPurger = $this; |
| 85 | $this->rawLogDao->forAllLogs('log_visit', $fields, $conditions, $iterationStep, function ($logs) use($logPurger, &$logsDeleted, $afterChunkDeleted) { |
| 86 | $ids = array_map(function ($row) { |
| 87 | return (int) reset($row); |
| 88 | }, $logs); |
| 89 | sort($ids); |
| 90 | $logsDeleted += $logPurger->deleteVisits($ids); |
| 91 | if (!empty($afterChunkDeleted)) { |
| 92 | $afterChunkDeleted($logsDeleted); |
| 93 | } |
| 94 | }, $willDelete = \true); |
| 95 | return $logsDeleted; |
| 96 | } |
| 97 | } |
| 98 |