TrackManiaControl/application/core/Settings/SettingManager.php

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<?php
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namespace ManiaControl\Settings;
use ManiaControl\Callbacks\CallbackListener;
use ManiaControl\Callbacks\Callbacks;
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use ManiaControl\ManiaControl;
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use ManiaControl\Plugins\PluginManager;
use ManiaControl\Utils\ClassUtil;
/**
* Class managing ManiaControl Settings and Configurations
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*
* @author ManiaControl Team <mail@maniacontrol.com>
* @copyright 2014 ManiaControl Team
* @license http://www.gnu.org/licenses/ GNU General Public License, Version 3
*/
class SettingManager implements CallbackListener {
/*
* Constants
*/
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const TABLE_SETTINGS = 'mc_settings';
const CB_SETTING_CHANGED = 'SettingManager.SettingChanged';
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/** @deprecated Use CB_SETTING_CHANGED */
const CB_SETTINGS_CHANGED = 'SettingManager.SettingChanged';
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/*
* Private properties
*/
private $maniaControl = null;
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private $storedSettings = array();
/**
* Construct a new setting manager instance
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*
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* @param ManiaControl $maniaControl
*/
public function __construct(ManiaControl $maniaControl) {
$this->maniaControl = $maniaControl;
$this->initTables();
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// Callbacks
$this->maniaControl->callbackManager->registerCallbackListener(Callbacks::AFTERINIT, $this, 'handleAfterInit');
}
/**
* Initialize the necessary database tables
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*
* @return bool
*/
private function initTables() {
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$mysqli = $this->maniaControl->database->mysqli;
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$settingTableQuery = "CREATE TABLE IF NOT EXISTS `" . self::TABLE_SETTINGS . "` (
`index` INT(11) NOT NULL AUTO_INCREMENT,
`class` VARCHAR(100) NOT NULL,
`setting` VARCHAR(150) NOT NULL,
`type` VARCHAR(50) NOT NULL,
`value` VARCHAR(100) NOT NULL,
`default` VARCHAR(100) NOT NULL,
`set` VARCHAR(100) 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;";
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$result = $mysqli->query($settingTableQuery);
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if ($mysqli->error) {
trigger_error($mysqli->error, E_USER_ERROR);
}
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return $result;
}
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/**
* Handle After Init Callback
*/
public function handleAfterInit() {
$this->deleteUnusedSettings();
}
/**
* Delete all unused Settings that haven't been initialized during the current Startup
*
* @return bool
*/
private function deleteUnusedSettings() {
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$mysqli = $this->maniaControl->database->mysqli;
$settingQuery = "DELETE FROM `" . self::TABLE_SETTINGS . "`
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WHERE `changed` < NOW() - INTERVAL 1 HOUR;";
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$result = $mysqli->query($settingQuery);
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if ($mysqli->error) {
trigger_error($mysqli->error);
return false;
}
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if ($result) {
$this->clearStorage();
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return true;
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}
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return false;
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}
/**
* Clear the Settings Storage
*/
public function clearStorage() {
$this->storedSettings = array();
}
/**
* @deprecated
* @see SettingManager::getSettingValueByIndex()
*/
public function getSettingByIndex($settingIndex, $defaultValue = null) {
return $this->getSettingValueByIndex($settingIndex, $defaultValue);
}
/**
* Get a Setting Value by its Index
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*
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* @param int $settingIndex
* @param mixed $defaultValue
* @return mixed
*/
public function getSettingValueByIndex($settingIndex, $defaultValue = null) {
$setting = $this->getSettingObjectByIndex($settingIndex);
if (!$setting) {
return $defaultValue;
}
return $setting->value;
}
/**
* Get a Setting Object by its Index
*
* @param int $settingIndex
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* @return Setting
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*/
public function getSettingObjectByIndex($settingIndex) {
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$mysqli = $this->maniaControl->database->mysqli;
$settingQuery = "SELECT * FROM `" . self::TABLE_SETTINGS . "`
WHERE `index` = {$settingIndex};";
$result = $mysqli->query($settingQuery);
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if ($mysqli->error) {
trigger_error($mysqli->error);
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return null;
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}
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if ($result->num_rows <= 0) {
$result->free();
return null;
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}
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/** @var Setting $setting */
$setting = $result->fetch_object(Setting::CLASS_NAME, array(false, null, null));
$result->free();
$this->storeSetting($setting);
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return $setting;
}
/**
* Store the given Setting
*
* @param Setting $setting
*/
private function storeSetting(Setting $setting) {
$this->storedSettings[$setting->class . $setting->setting] = $setting;
}
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/**
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* Set a Setting for the given Object
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*
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* @param mixed $object
* @param string $settingName
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* @param mixed $value
* @return bool
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*/
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public function setSetting($object, $settingName, $value) {
//TODO nowhere used, everywhere saveSettings used, is it depreciated?
$setting = $this->getSettingObject($object, $settingName);
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if ($setting) {
$setting->value = $value;
$saved = $this->saveSetting($setting);
if (!$saved) {
return false;
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}
} else {
$saved = $this->initSetting($object, $settingName, $value);
if (!$saved) {
return false;
}
$setting = $this->getSettingObject($object, $settingName, $value);
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}
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$this->storeSetting($setting);
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return true;
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}
/**
* Get Setting by Name for the given Object
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*
* @param mixed $object
* @param string $settingName
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* @param mixed $default
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* @return Setting
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*/
public function getSettingObject($object, $settingName, $default = null) {
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$settingClass = ClassUtil::getClass($object);
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// Retrieve from Storage if possible
$storedSetting = $this->getStoredSetting($object, $settingName);
if ($storedSetting) {
return $storedSetting;
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}
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// Fetch setting
$mysqli = $this->maniaControl->database->mysqli;
$settingQuery = "SELECT * FROM `" . self::TABLE_SETTINGS . "`
WHERE `class` = '" . $mysqli->escape_string($settingClass) . "'
AND `setting` = '" . $mysqli->escape_string($settingName) . "';";
$result = $mysqli->query($settingQuery);
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if ($mysqli->error) {
trigger_error($mysqli->error);
return null;
}
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if ($result->num_rows <= 0) {
$result->free();
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if ($default === null) {
return null;
}
$saved = $this->initSetting($object, $settingName, $default);
if ($saved) {
return $this->getSettingObject($object, $settingName, $default);
} else {
return null;
}
}
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/** @var Setting $setting */
$setting = $result->fetch_object(Setting::CLASS_NAME, array(false, null, null));
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$result->free();
$this->storeSetting($setting);
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return $setting;
}
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/**
* Retrieve a stored Setting
*
* @param mixed $settingClass
* @param string $settingName
* @return Setting
*/
private function getStoredSetting($settingClass, $settingName) {
$settingClass = ClassUtil::getClass($settingClass);
if (isset($this->storedSettings[$settingClass . $settingName])) {
return $this->storedSettings[$settingClass . $settingName];
}
return null;
}
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/**
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* Initialize a Setting for the given Object
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*
* @param mixed $object
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* @param string $settingName
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* @param mixed $defaultValue
* @return bool
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*/
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public function initSetting($object, $settingName, $defaultValue) {
$setting = new Setting($object, $settingName, $defaultValue);
return $this->saveSetting($setting, true);
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}
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/**
* Save the given Setting in the Database
*
* @param Setting $setting
* @param bool $init
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* @return bool
*/
public function saveSetting(Setting $setting, $init = false) {
$mysqli = $this->maniaControl->database->mysqli;
if ($init) {
// Init - Keep old value if the default didn't change
$valueUpdateString = '`value` = IF(`default` = VALUES(`default`), `value`, VALUES(`default`))';
} else {
// Set - Update value in any case
$valueUpdateString = '`value` = VALUES(`value`)';
}
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$settingQuery = "INSERT INTO `" . self::TABLE_SETTINGS . "` (
`class`,
`setting`,
`type`,
`value`,
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`default`,
`set`
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) VALUES (
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?, ?, ?, ?, ?, ?
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) ON DUPLICATE KEY UPDATE
`index` = LAST_INSERT_ID(`index`),
`type` = VALUES(`type`),
{$valueUpdateString},
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`default` = VALUES(`default`),
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`set` = VALUES(`set`),
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`changed` = NOW();";
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$settingStatement = $mysqli->prepare($settingQuery);
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if ($mysqli->error) {
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trigger_error($mysqli->error);
return false;
}
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$formattedValue = $setting->getFormattedValue();
$formattedDefault = $setting->getFormattedDefault();
$formattedSet = $setting->getFormattedSet();
$settingStatement->bind_param('ssssss', $setting->class, $setting->setting, $setting->type, $formattedValue, $formattedDefault, $formattedSet);
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$settingStatement->execute();
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if ($settingStatement->error) {
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trigger_error($settingStatement->error);
$settingStatement->close();
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return false;
}
$settingStatement->close();
// Trigger Settings Changed Callback
if (!$init) {
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$this->maniaControl->callbackManager->triggerCallback(self::CB_SETTING_CHANGED, $setting);
}
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return true;
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}
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/**
* @deprecated
* @see SettingManager::getSettingValue()
*/
public function getSetting($object, $settingName, $default = null) {
return $this->getSettingValue($object, $settingName, $default);
}
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/**
* Get the Setting Value directly
*
* @param mixed $object
* @param string $settingName
* @param mixed $default
* @return mixed
*/
public function getSettingValue($object, $settingName, $default = null) {
$setting = $this->getSettingObject($object, $settingName, $default);
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if ($setting) {
return $setting->value;
}
return null;
}
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/**
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* Reset a Setting to its Default Value
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*
* @param mixed $object
* @param string $settingName
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* @return bool
*/
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public function resetSetting($object, $settingName = null) {
if ($object instanceof Setting) {
$className = $object->class;
$settingName = $object->setting;
} else {
$className = ClassUtil::getClass($object);
}
$mysqli = $this->maniaControl->database->mysqli;
$settingQuery = "UPDATE `" . self::TABLE_SETTINGS . "`
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SET `value` = `default`
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WHERE `class` = '" . $mysqli->escape_string($className) . "'
AND `setting` = '" . $mysqli->escape_string($settingName) . "';";
$result = $mysqli->query($settingQuery);
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if ($mysqli->error) {
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trigger_error($mysqli->error);
return false;
}
if (isset($this->storedSettings[$className . $settingName])) {
unset($this->storedSettings[$className . $settingName]);
}
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return $result;
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}
/**
* Delete a Setting
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*
* @param mixed $object
* @param string $settingName
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* @return bool
*/
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public function deleteSetting($object, $settingName = null) {
if ($object instanceof Setting) {
$className = $object->class;
$settingName = $object->setting;
} else {
$className = ClassUtil::getClass($object);
}
$mysqli = $this->maniaControl->database->mysqli;
$settingQuery = "DELETE FROM `" . self::TABLE_SETTINGS . "`
WHERE `class` = '" . $mysqli->escape_string($className) . "'
AND `setting` = '" . $mysqli->escape_string($settingName) . "';";
$result = $mysqli->query($settingQuery);
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if ($mysqli->error) {
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trigger_error($mysqli->error);
return false;
}
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if (isset($this->storedSettings[$className . $settingName])) {
unset($this->storedSettings[$className . $settingName]);
}
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return $result;
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}
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/**
* Get all Settings for the given Class
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*
* @param mixed $object
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* @return Setting[]
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*/
public function getSettingsByClass($object) {
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$className = ClassUtil::getClass($object);
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$mysqli = $this->maniaControl->database->mysqli;
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$query = "SELECT * FROM `" . self::TABLE_SETTINGS . "`
WHERE `class` = '" . $mysqli->escape_string($className) . "'
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ORDER BY `setting` ASC;";
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$result = $mysqli->query($query);
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if ($mysqli->error) {
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trigger_error($mysqli->error);
return null;
}
$settings = array();
while ($setting = $result->fetch_object(Setting::CLASS_NAME, array(false, null, null))) {
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$settings[$setting->index] = $setting;
}
$result->free();
return $settings;
}
/**
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* Get all Settings
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*
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* @return Setting[]
*/
public function getSettings() {
$mysqli = $this->maniaControl->database->mysqli;
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$query = "SELECT * FROM `" . self::TABLE_SETTINGS . "`
ORDER BY `class` ASC, `setting` ASC;";
$result = $mysqli->query($query);
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if ($mysqli->error) {
trigger_error($mysqli->error);
return null;
}
$settings = array();
while ($setting = $result->fetch_object(Setting::CLASS_NAME, array(false, null, null))) {
$settings[$setting->index] = $setting;
}
$result->free();
return $settings;
}
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/**
* Get all Setting Classes
*
* @param bool $hidePluginClasses
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* @return string[]
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*/
public function getSettingClasses($hidePluginClasses = false) {
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$mysqli = $this->maniaControl->database->mysqli;
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$query = "SELECT DISTINCT `class` FROM `" . self::TABLE_SETTINGS . "`
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ORDER BY `class` ASC;";
$result = $mysqli->query($query);
if ($mysqli->error) {
trigger_error($mysqli->error);
return null;
}
$settingClasses = array();
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while ($row = $result->fetch_object()) {
if (!$hidePluginClasses || !PluginManager::isPluginClass($row->class)) {
array_push($settingClasses, $row->class);
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}
}
$result->free();
return $settingClasses;
}
}