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<?php
/*
* LimeSurvey
* Copyright (C) 2013-2026 The LimeSurvey Project Team
* All rights reserved.
* License: GNU/GPL License v2 or later, see LICENSE.php
* LimeSurvey is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*
* Files Purpose: lots of common functions
*/
/**
* Class SettingGlobal
*
* @property string $stg_name Setting name
* @property string $stg_value Setting value
*
*/
class SettingGlobal extends LSActiveRecord
{
const DBVERSION_NUMBER = 'DBVersion'; //this is the attribute stg_name in table for db version
/**
* @var string[] settings that must only come from php files
*/
private $disableByDb = array(
'versionnumber', // Come and leave it in version.php
'dbversionnumber', // Must keep it out of DB
'updatable', // If admin with ftp access disable updatable : leave it
'debug', // Currently not accessible, seem better
'debugsql', // Currently not accessible, seem better
'forcedsuperadmin', // This is for security
'defaultfixedtheme', // Because updating can broke instance
'demoMode', // No demoMode update via model
'ssl_emergency_override', // security related
'ssl_disable_alert', // security related
);
/**
* @inheritdoc
* @return CActiveRecord
*/
public static function model($className = __CLASS__)
{
return parent::model($className);
}
/** @inheritdoc */
public function tableName()
{
return '{{settings_global}}';
}
/** @inheritdoc */
public function primaryKey()
{
return 'stg_name';
}
/** @inheritdoc */
public function rules()
{
$disableByDb = $this->disableByDb;
/* Specific disable settings for demo mode */
if (Yii::app()->getConfig("demoMode")) {
$disableByDb = array_merge($disableByDb, array('sitename','defaultlang','defaulthtmleditormode','filterxsshtml'));
}
$aRules = array(
array('stg_name', 'required'),
array('stg_name', 'unique'),
array('stg_value', 'default', 'value' => ''),
array('stg_name', 'in', 'not' => true,'range' => $disableByDb),
);
return $aRules;
}
/**
* Update or set a setting in DB and update current app config if no error happen
* Return self : then other script can use if($oSetting->hasErrors()) { Do action with $oSetting->getErrors; }
* @param string $settingname
* @param mixed $settingvalue
* @return self
*/
public static function setSetting($settingname, $settingvalue)
{
$setting = self::model()->findByPk($settingname);
if (empty($setting)) {
$setting = new self();
$setting->stg_name = $settingname;
}
$setting->stg_value = $settingvalue;
$setting->save();
return $setting;
}
/** @inheritdoc
* Always update of current application config after sucessfull save
**/
protected function afterSave()
{
parent::afterSave();
Yii::app()->setConfig($this->stg_name, $this->stg_value);
}
/**
* Increase the custom asset version number in DB
* This will force the refresh of the assets folders content
*/
public static function increaseCustomAssetsversionnumber()
{
$iCustomassetversionnumber = getGlobalSetting('customassetversionnumber');
$iCustomassetversionnumber++;
self::setSetting('customassetversionnumber', $iCustomassetversionnumber);
return;
}
/**
* Increase the asset version number in version.php
* This will force the refresh of the assets folders content
*/
public static function increaseAssetsversionnumber()
{
@ini_set('auto_detect_line_endings', '1');
$sRootdir = Yii::app()->getConfig("rootdir");
$versionlines = file($sRootdir . DIRECTORY_SEPARATOR . 'application' . DIRECTORY_SEPARATOR . 'config' . DIRECTORY_SEPARATOR . 'version.php');
$handle = fopen($sRootdir . DIRECTORY_SEPARATOR . 'application' . DIRECTORY_SEPARATOR . 'config' . DIRECTORY_SEPARATOR . 'version.php', "w");
$iAssetNumber = self::generateAssetVersionNumber(Yii::app()->getConfig("assetsversionnumber"));
foreach ($versionlines as $line) {
if (strpos($line, 'assetsversionnumber') !== false) {
$line = '$config[\'assetsversionnumber\'] = \'' . $iAssetNumber . '\';' . "\r\n";
}
fwrite($handle, $line);
}
fclose($handle);
Yii::app()->setConfig("assetsversionnumber", $iAssetNumber);
return;
}
/**
* with comfortUpate, we increase the asset number by one.
* so to be sure that the asset number from comfortUpdate will be different from the one generated here, we index it by 100000
*
* @param int $iAssetNumber the current asset number
* @return int the new asset number
*/
public static function generateAssetVersionNumber($iAssetNumber)
{
while ($iAssetNumber == Yii::app()->getConfig("assetsversionnumber")) {
if ($iAssetNumber > 100000) {
$iAssetNumber++;
} else {
$iAssetNumber = Yii::app()->getConfig("assetsversionnumber") + 100000;
}
}
return $iAssetNumber;
}
/**
* Returns db version number from table settings_global or null if dbversion does not exist.
*
* @return int | null
*/
public static function getDBVersionNumber()
{
/**@var SettingGlobal $dbVersion */
$dbVersion = self::model()->findByAttributes(['stg_name' => self::DBVERSION_NUMBER]);
return ($dbVersion === null) ? null : (int)$dbVersion->stg_value;
}
}