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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\Plugins\DBStats;
use Exception;
use Piwik\Config;
use Piwik\Db;
/**
* Data Access Object that serves MySQL stats.
*/
class MySQLMetadataDataAccess
{
public function getDBStatus()
{
if (
function_exists('mysql_connect')
&& function_exists('mysql_stat')
&& function_exists('mysql_close')
) {
$configDb = Config::getInstance()->database;
$link = mysql_connect($configDb['host'], $configDb['username'], $configDb['password']);
$status = mysql_stat($link);
mysql_close($link);
$status = explode(" ", $status);
} else {
$fullStatus = Db::fetchAssoc('SHOW STATUS');
if (empty($fullStatus)) {
throw new Exception('Error, SHOW STATUS failed');
}
$status = array(
'Uptime' => $fullStatus['Uptime']['Value'],
'Threads' => $fullStatus['Threads_running']['Value'],
'Questions' => $fullStatus['Questions']['Value'],
'Slow queries' => $fullStatus['Slow_queries']['Value'],
'Flush tables' => $fullStatus['Flush_commands']['Value'],
'Open tables' => $fullStatus['Open_tables']['Value'],
'Opens' => 'unavailable', // not available via SHOW STATUS
'Queries per second avg' => 'unavailable', // not available via SHOW STATUS
);
}
return $status;
}
public function getTableStatus($tableName)
{
return Db::fetchRow("SHOW TABLE STATUS LIKE ?", array($tableName));
}
public function getAllTablesStatus()
{
return Db::fetchAll("SHOW TABLE STATUS");
}
public function getRowCountsByArchiveName($tableName, $extraCols)
{
// otherwise, create data table & cache it
$sql = "SELECT name as 'label', COUNT(*) as 'row_count'$extraCols FROM `$tableName` GROUP BY name";
return Db::fetchAll($sql);
}
public function getColumnsFromTable($tableName)
{
return Db::fetchAll("SHOW COLUMNS FROM " . $tableName);
}
}
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