TrackManiaControl/application/core/settingManager.php
Steffen Schröder 18d177ff59 - renamed ManiaControl start script
- setting manager prototype
2013-11-10 12:51:41 +01:00

199 lines
4.9 KiB
PHP

<?php
namespace ManiaControl;
/**
* Class managing settings and configurations
*
* @author steeffeen & kremsy
*/
class SettingManager {
/**
* Constants
*/
const TABLE_SETTINGS = 'mc_settings';
/**
* Private properties
*/
private $maniaControl = null;
/**
* Construct setting manager
*
* @param ManiaControl $maniaControl
*/
public function __construct(ManiaControl $maniaControl) {
$this->maniaControl = $maniaControl;
$this->initTables();
}
/**
* Initialize necessary database tables
*
* @return bool
*/
private function initTables() {
$mysqli = $this->maniaControl->database->mysqli;
$settingTableQuery = "CREATE TABLE IF NOT EXISTS `" . self::TABLE_SETTINGS . "` (
`index` int(11) NOT NULL AUTO_INCREMENT,
`class` varchar(50) COLLATE utf8_unicode_ci NOT NULL,
`setting` varchar(50) COLLATE utf8_unicode_ci NOT NULL,
`type` set('string','int','real','bool') COLLATE utf8_unicode_ci NOT NULL DEFAULT 'string',
`value` varchar(50) COLLATE utf8_unicode_ci NOT NULL,
`default` varchar(50) COLLATE utf8_unicode_ci NOT NULL,
`changed` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
PRIMARY KEY (`index`),
UNIQUE KEY `settingId` (`class`,`setting`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci COMMENT='Settings and Configurations' AUTO_INCREMENT=1;";
$settingTableStatement = $mysqli->prepare($settingTableQuery);
if ($mysqli->error) {
trigger_error($mysqli->error, E_USER_ERROR);
return false;
}
$settingTableStatement->execute();
if ($settingTableStatement->error) {
trigger_error($settingTableStatement->error, E_USER_ERROR);
return false;
}
$settingTableStatement->close();
return true;
}
/**
* Get type for given parameter
*
* @param mixed $param
* @return string
*/
private function getType($param) {
if (is_int($param)) {
return 'int';
}
if (is_real($param)) {
return 'real';
}
if (is_bool($param)) {
return 'bool';
}
if (is_string($param)) {
return 'string';
}
trigger_error('Unsupported setting type. ' . print_r($param, true));
return null;
}
/**
* Cast a setting to the given type
*
* @param string $type
* @param mixed $value
* @return mixed
*/
private function castSetting($type, $value) {
$type = strtolower($type);
if ($type === 'int') {
return (int) $value;
}
if ($type === 'real') {
return (real) $value;
}
if ($type === 'bool') {
return (bool) $value;
}
if ($type === 'string') {
return (string) $value;
}
trigger_error('Unsupported setting type. ' . print_r($param, true));
return $value;
}
/**
* Initialize a setting for given object
*
* @param object $object
* @param string $settingName
* @param mixed $default
* @return bool
*/
public function initSetting($object, $settingName, $default) {
if ($default === null || is_object($default)) {
return false;
}
$className = $object;
if (is_object($object)) {
$className = get_class($object);
}
$type = $this->getType($default);
$mysqli = $this->maniaControl->database->mysqli;
$settingQuery = "INSERT INTO `" . self::TABLE_SETTINGS . "` (
`class`,
`setting`,
`type`,
`value`,
`default`
) VALUES (
?, ?, ?,
@value := ?,
@value
);";
$settingStatement = $mysqli->prepare($settingQuery);
if ($mysqli->error) {
trigger_error($mysqli->error);
return false;
}
$settingStatement->bind_param('ssss', $className, $settingName, $type, $default);
$settingStatement->execute();
if ($settingStatement->error) {
trigger_error($settingStatement->error);
return false;
}
$settingStatement->close();
return true;
}
/**
* Get setting by name for given object
*
* @param object $object
* @param string $settingName
* @param mixed $default
* @return mixed
*/
public function getSetting($object, $settingName, $default = null) {
$className = $object;
if (is_object($object)) {
$className = get_class($object);
}
$mysqli = $this->maniaControl->database->mysqli;
$settingQuery = "SELECT `type`, `value` FROM `" . self::TABLE_SETTINGS . "`
WHERE `class` = ?
AND `setting` = ?;";
$settingStatement = $mysqli->prepare($settingQuery);
if ($mysqli->error) {
trigger_error($mysqli->error);
return null;
}
$settingStatement->bind_param('ss', $className, $settingName);
$settingStatement->execute();
if ($settingStatement->error) {
trigger_error($settingStatement->error);
return null;
}
$settingStatement->store_result();
if ($settingStatement->num_rows <= 0) {
$this->initSetting($object, $settingName, $default);
return $default;
}
$settingStatement->bind_result($type, $value);
$settingStatement->fetch();
$settingStatement->free_result();
$settingStatement->close();
$setting = $this->castSetting($type, $value);
return $setting;
}
}
?>