questlab/www/analytics/plugins/CoreAdminHome/Tasks.php
2016-04-10 18:55:57 +02:00

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5 KiB
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\Plugins\CoreAdminHome;
use Piwik\ArchiveProcessor\Rules;
use Piwik\Archive\ArchivePurger;
use Piwik\DataAccess\ArchiveTableCreator;
use Piwik\Date;
use Piwik\Db;
use Piwik\Http;
use Piwik\Option;
use Piwik\Plugins\CoreAdminHome\Tasks\ArchivesToPurgeDistributedList;
use Piwik\Tracker\Visit\ReferrerSpamFilter;
use Psr\Log\LoggerInterface;
class Tasks extends \Piwik\Plugin\Tasks
{
/**
* @var ArchivePurger
*/
private $archivePurger;
/**
* @var LoggerInterface
*/
private $logger;
public function __construct(ArchivePurger $archivePurger, LoggerInterface $logger)
{
$this->archivePurger = $archivePurger;
$this->logger = $logger;
}
public function schedule()
{
// general data purge on older archive tables, executed daily
$this->daily('purgeOutdatedArchives', null, self::HIGH_PRIORITY);
// general data purge on invalidated archive records, executed daily
$this->daily('purgeInvalidatedArchives', null, self::LOW_PRIORITY);
// lowest priority since tables should be optimized after they are modified
$this->daily('optimizeArchiveTable', null, self::LOWEST_PRIORITY);
$this->weekly('updateSpammerBlacklist');
}
/**
* @return bool `true` if the purge was executed, `false` if it was skipped.
* @throws \Exception
*/
public function purgeOutdatedArchives()
{
if ($this->willPurgingCausePotentialProblemInUI()) {
$this->logger->info("Purging temporary archives: skipped (browser triggered archiving not enabled & not running after core:archive)");
return false;
}
$archiveTables = ArchiveTableCreator::getTablesArchivesInstalled();
$this->logger->info("Purging archives in {tableCount} archive tables.", array('tableCount' => count($archiveTables)));
// keep track of dates we purge for, since getTablesArchivesInstalled() will return numeric & blob
// tables (so dates will appear two times, and we should only purge once per date)
$datesPurged = array();
foreach ($archiveTables as $table) {
$date = ArchiveTableCreator::getDateFromTableName($table);
list($year, $month) = explode('_', $date);
// Somehow we may have archive tables created with older dates, prevent exception from being thrown
if ($year > 1990) {
if (empty($datesPurged[$date])) {
$dateObj = Date::factory("$year-$month-15");
$this->archivePurger->purgeOutdatedArchives($dateObj);
$this->archivePurger->purgeArchivesWithPeriodRange($dateObj);
$datesPurged[$date] = true;
} else {
$this->logger->debug("Date {date} already purged.", array('date' => $date));
}
} else {
$this->logger->info("Skipping purging of archive tables *_{year}_{month}, year <= 1990.", array('year' => $year, 'month' => $month));
}
}
return true;
}
public function purgeInvalidatedArchives()
{
$archivesToPurge = new ArchivesToPurgeDistributedList();
foreach ($archivesToPurge->getAllAsDates() as $date) {
$this->archivePurger->purgeInvalidatedArchivesFrom($date);
$archivesToPurge->removeDate($date);
}
}
public function optimizeArchiveTable()
{
$archiveTables = ArchiveTableCreator::getTablesArchivesInstalled();
Db::optimizeTables($archiveTables);
}
/**
* Update the referrer spam blacklist
*
* @see https://github.com/piwik/referrer-spam-blacklist
*/
public function updateSpammerBlacklist()
{
$url = 'https://raw.githubusercontent.com/piwik/referrer-spam-blacklist/master/spammers.txt';
$list = Http::sendHttpRequest($url, 30);
$list = preg_split("/\r\n|\n|\r/", $list);
if (count($list) < 10) {
throw new \Exception(sprintf(
'The spammers list downloaded from %s contains less than 10 entries, considering it a fail',
$url
));
}
Option::set(ReferrerSpamFilter::OPTION_STORAGE_NAME, serialize($list));
}
/**
* we should only purge outdated & custom range archives if we know cron archiving has just run,
* or if browser triggered archiving is enabled. if cron archiving has run, then we know the latest
* archives are in the database, and we can remove temporary ones. if browser triggered archiving is
* enabled, then we know any archives that are wrongly purged, can be re-archived on demand.
* this prevents some situations where "no data" is displayed for reports that should have data.
*
* @return bool
*/
private function willPurgingCausePotentialProblemInUI()
{
return !Rules::isRequestAuthorizedToArchive();
}
}