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<?php
/**
* Matomo - free/libre analytics platform
*
* @link https://matomo.org
* @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*/
namespace Piwik\Updates;
use Piwik\Common;
use Piwik\Db;
use Piwik\Updater;
use Piwik\Updates;
use Piwik\Updater\Migration\Factory as MigrationFactory;
/**
*/
class Updates_2_0_a12 extends Updates
{
/**
* @var MigrationFactory
*/
private $migration;
public function __construct(MigrationFactory $factory)
{
$this->migration = $factory;
}
public function getMigrations(Updater $updater)
{
$result = array(
$this->migration->db->sql('ALTER TABLE ' . Common::prefixTable('logger_message') . ' MODIFY level VARCHAR(16) NULL'),
);
$unneededLogTables = array('logger_exception', 'logger_error', 'logger_api_call');
foreach ($unneededLogTables as $table) {
$tableName = Common::prefixTable($table);
try {
$rows = Db::fetchOne("SELECT COUNT(*) FROM `$tableName`");
if ($rows == 0) {
$result[] = $this->migration->db->dropTable($table);
}
} catch (\Exception $ex) {
// ignore
}
}
return $result;
}
public function doUpdate(Updater $updater)
{
// change level column in logger_message table to string & remove other logging tables if empty
$updater->executeMigrations(__FILE__, $this->getMigrations($updater));
}
}
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