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<?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\Settings\Storage\Backend;
use Piwik\Common;
use Piwik\Db;
use Exception;
/**
* Measurable settings backend. Stores all settings in a "site_setting" database table.
*
* If a value that needs to be stored is an array, will insert a new row for each value of this array.
*/
class MeasurableSettingsTable implements BackendInterface
{
/**
* @var int
*/
private $idSite;
/**
* @var string
*/
private $pluginName;
/**
* @var Db\AdapterInterface
*/
private $db;
public function __construct($idSite, $pluginName)
{
if (empty($pluginName)) {
throw new Exception('No plugin name given for MeasurableSettingsTable backend');
}
if (empty($idSite)) {
throw new Exception('No idSite given for MeasurableSettingsTable backend');
}
$this->idSite = (int) $idSite;
$this->pluginName = $pluginName;
}
private function initDbIfNeeded()
{
if (!isset($this->db)) {
// we need to avoid db creation on instance creation, especially important in tracker mode
// the db might be never actually used when values are eg fetched from a cache
$this->db = Db::get();
}
}
/**
* @inheritdoc
*/
public function getStorageId()
{
return 'MeasurableSettings_' . $this->idSite . '_' . $this->pluginName;
}
/**
* Saves (persists) the current setting values in the database.
*/
public function save($values)
{
$this->initDbIfNeeded();
$table = $this->getTableName();
$this->delete();
foreach ($values as $name => $value) {
if (!is_array($value)) {
$value = array($value);
}
foreach ($value as $val) {
if (!isset($val)) {
continue;
}
if (is_bool($val)) {
$val = (int) $val;
}
$sql = "INSERT INTO $table (`idsite`, `plugin_name`, `setting_name`, `setting_value`) VALUES (?, ?, ?, ?)";
$bind = array($this->idSite, $this->pluginName, $name, $val);
$this->db->query($sql, $bind);
}
}
}
public function load()
{
$this->initDbIfNeeded();
$table = $this->getTableName();
$sql = "SELECT `setting_name`, `setting_value` FROM " . $table . " WHERE idsite = ? and plugin_name = ?";
$bind = array($this->idSite, $this->pluginName);
$settings = $this->db->fetchAll($sql, $bind);
$flat = array();
foreach ($settings as $setting) {
$name = $setting['setting_name'];
if (array_key_exists($name, $flat)) {
if (!is_array($flat[$name])) {
$flat[$name] = array($flat[$name]);
}
$flat[$name][] = $setting['setting_value'];
} else {
$flat[$name] = $setting['setting_value'];
}
}
return $flat;
}
private function getTableName()
{
return Common::prefixTable('site_setting');
}
public function delete()
{
$this->initDbIfNeeded();
$table = $this->getTableName();
$sql = "DELETE FROM $table WHERE `idsite` = ? and plugin_name = ?";
$bind = array($this->idSite, $this->pluginName);
$this->db->query($sql, $bind);
}
/**
* @internal
* @param int $idSite
* @throws \Exception
*/
public static function removeAllSettingsForSite($idSite)
{
$query = sprintf('DELETE FROM %s WHERE idsite = ?', Common::prefixTable('site_setting'));
Db::query($query, array($idSite));
}
/**
* @internal
* @param string $pluginName
* @throws \Exception
*/
public static function removeAllSettingsForPlugin($pluginName)
{
$query = sprintf('DELETE FROM %s WHERE plugin_name = ?', Common::prefixTable('site_setting'));
Db::query($query, array($pluginName));
}
}
|
