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<?php
/**
* Bitrix Framework
* @package bitrix
* @subpackage main
* @copyright 2001-2021 Bitrix
*/
namespace Bitrix\Main\Config;
use Bitrix\Main;
class Option
{
protected const CACHE_DIR = "b_option";
protected static $options = [];
protected static $loading = [];
/**
* Returns a value of an option.
*
* @param string $moduleId The module ID.
* @param string $name The option name.
* @param string $default The default value to return, if a value doesn't exist.
* @param bool|string $siteId The site ID, if the option differs for sites.
* @return string
*/
public static function get($moduleId, $name, $default = "", $siteId = false)
{
$value = static::getRealValue($moduleId, $name, $siteId);
if ($value !== null)
{
return $value;
}
if (isset(self::$options[$moduleId]["-"][$name]))
{
return self::$options[$moduleId]["-"][$name];
}
if ($default == "")
{
$moduleDefaults = static::getDefaults($moduleId);
if (isset($moduleDefaults[$name]))
{
return $moduleDefaults[$name];
}
}
return $default;
}
/**
* Returns the real value of an option as it's written in a DB.
*
* @param string $moduleId The module ID.
* @param string $name The option name.
* @param bool|string $siteId The site ID.
* @return null|string
* @throws Main\ArgumentNullException
*/
public static function getRealValue($moduleId, $name, $siteId = false)
{
if ($moduleId == '')
{
throw new Main\ArgumentNullException("moduleId");
}
if ($name == '')
{
throw new Main\ArgumentNullException("name");
}
if (isset(self::$loading[$moduleId]))
{
trigger_error("Options are already in the process of loading for the module {$moduleId}. Default value will be used for the option {$name}.", E_USER_WARNING);
}
if (!isset(self::$options[$moduleId]))
{
static::load($moduleId);
}
if ($siteId === false)
{
$siteId = static::getDefaultSite();
}
$siteKey = ($siteId == ""? "-" : $siteId);
if (isset(self::$options[$moduleId][$siteKey][$name]))
{
return self::$options[$moduleId][$siteKey][$name];
}
return null;
}
/**
* Returns an array with default values of a module options (from a default_option.php file).
*
* @param string $moduleId The module ID.
* @return array
* @throws Main\ArgumentOutOfRangeException
*/
public static function getDefaults($moduleId)
{
static $defaultsCache = [];
if (isset($defaultsCache[$moduleId]))
{
return $defaultsCache[$moduleId];
}
if (preg_match("#[^a-zA-Z0-9._]#", $moduleId))
{
throw new Main\ArgumentOutOfRangeException("moduleId");
}
$path = Main\Loader::getLocal("modules/".$moduleId."/default_option.php");
if ($path === false)
{
$defaultsCache[$moduleId] = [];
return $defaultsCache[$moduleId];
}
include($path);
$varName = str_replace(".", "_", $moduleId)."_default_option";
if (isset(${$varName}) && is_array(${$varName}))
{
$defaultsCache[$moduleId] = ${$varName};
return $defaultsCache[$moduleId];
}
$defaultsCache[$moduleId] = [];
return $defaultsCache[$moduleId];
}
/**
* Returns an array of set options array(name => value).
*
* @param string $moduleId The module ID.
* @param bool|string $siteId The site ID, if the option differs for sites.
* @return array
* @throws Main\ArgumentNullException
*/
public static function getForModule($moduleId, $siteId = false)
{
if ($moduleId == '')
{
throw new Main\ArgumentNullException("moduleId");
}
if (!isset(self::$options[$moduleId]))
{
static::load($moduleId);
}
if ($siteId === false)
{
$siteId = static::getDefaultSite();
}
$result = self::$options[$moduleId]["-"];
if($siteId <> "" && !empty(self::$options[$moduleId][$siteId]))
{
//options for the site override general ones
$result = array_replace($result, self::$options[$moduleId][$siteId]);
}
return $result;
}
protected static function load($moduleId)
{
$cache = Main\Application::getInstance()->getManagedCache();
$cacheTtl = static::getCacheTtl();
$loadFromDb = true;
if ($cacheTtl !== false)
{
if($cache->read($cacheTtl, "b_option:{$moduleId}", self::CACHE_DIR))
{
self::$options[$moduleId] = $cache->get("b_option:{$moduleId}");
$loadFromDb = false;
}
}
if($loadFromDb)
{
self::$loading[$moduleId] = true;
$con = Main\Application::getConnection();
$sqlHelper = $con->getSqlHelper();
// prevents recursion and cache miss
self::$options[$moduleId] = ["-" => []];
$query = "
SELECT NAME, VALUE
FROM b_option
WHERE MODULE_ID = '{$sqlHelper->forSql($moduleId)}'
";
$res = $con->query($query);
while ($ar = $res->fetch())
{
self::$options[$moduleId]["-"][$ar["NAME"]] = $ar["VALUE"];
}
try
{
//b_option_site possibly doesn't exist
$query = "
SELECT SITE_ID, NAME, VALUE
FROM b_option_site
WHERE MODULE_ID = '{$sqlHelper->forSql($moduleId)}'
";
$res = $con->query($query);
while ($ar = $res->fetch())
{
self::$options[$moduleId][$ar["SITE_ID"]][$ar["NAME"]] = $ar["VALUE"];
}
}
catch(Main\DB\SqlQueryException $e){}
if($cacheTtl !== false)
{
$cache->set("b_option:{$moduleId}", self::$options[$moduleId]);
}
unset(self::$loading[$moduleId]);
}
/*patchvalidationoptions4*/
}
/**
* Sets an option value and saves it into a DB. After saving the OnAfterSetOption event is triggered.
*
* @param string $moduleId The module ID.
* @param string $name The option name.
* @param string $value The option value.
* @param string $siteId The site ID, if the option depends on a site.
* @throws Main\ArgumentOutOfRangeException
*/
public static function set($moduleId, $name, $value = "", $siteId = "")
{
if ($moduleId == '')
{
throw new Main\ArgumentNullException("moduleId");
}
if ($name == '')
{
throw new Main\ArgumentNullException("name");
}
if (mb_strlen($name) > 100)
{
trigger_error("Option name {$name} will be truncated on saving.", E_USER_WARNING);
}
if ($siteId === false)
{
$siteId = static::getDefaultSite();
}
$con = Main\Application::getConnection();
$sqlHelper = $con->getSqlHelper();
$updateFields = [
"VALUE" => $value,
];
if($siteId == "")
{
$insertFields = [
"MODULE_ID" => $moduleId,
"NAME" => $name,
"VALUE" => $value,
];
$keyFields = ["MODULE_ID", "NAME"];
$sql = $sqlHelper->prepareMerge("b_option", $keyFields, $insertFields, $updateFields);
}
else
{
$insertFields = [
"MODULE_ID" => $moduleId,
"NAME" => $name,
"SITE_ID" => $siteId,
"VALUE" => $value,
];
$keyFields = ["MODULE_ID", "NAME", "SITE_ID"];
$sql = $sqlHelper->prepareMerge("b_option_site", $keyFields, $insertFields, $updateFields);
}
$con->queryExecute(current($sql));
static::clearCache($moduleId);
static::loadTriggers($moduleId);
$event = new Main\Event(
"main",
"OnAfterSetOption_".$name,
array("value" => $value)
);
$event->send();
$event = new Main\Event(
"main",
"OnAfterSetOption",
array(
"moduleId" => $moduleId,
"name" => $name,
"value" => $value,
"siteId" => $siteId,
)
);
$event->send();
}
protected static function loadTriggers($moduleId)
{
static $triggersCache = [];
if (isset($triggersCache[$moduleId]))
{
return;
}
if (preg_match("#[^a-zA-Z0-9._]#", $moduleId))
{
throw new Main\ArgumentOutOfRangeException("moduleId");
}
$triggersCache[$moduleId] = true;
$path = Main\Loader::getLocal("modules/".$moduleId."/option_triggers.php");
if ($path === false)
{
return;
}
include($path);
}
protected static function getCacheTtl()
{
static $cacheTtl = null;
if($cacheTtl === null)
{
$cacheFlags = Configuration::getValue("cache_flags");
$cacheTtl = $cacheFlags["config_options"] ?? 0;
}
return $cacheTtl;
}
/**
* Deletes options from a DB.
*
* @param string $moduleId The module ID.
* @param array $filter {name: string, site_id: string} The array with filter keys:
* name - the name of the option;
* site_id - the site ID (can be empty).
* @throws Main\ArgumentNullException
*/
public static function delete($moduleId, array $filter = array())
{
if ($moduleId == '')
{
throw new Main\ArgumentNullException("moduleId");
}
$con = Main\Application::getConnection();
$sqlHelper = $con->getSqlHelper();
$deleteForSites = true;
$sqlWhere = $sqlWhereSite = "";
if (isset($filter["name"]))
{
if ($filter["name"] == '')
{
throw new Main\ArgumentNullException("filter[name]");
}
$sqlWhere .= " AND NAME = '{$sqlHelper->forSql($filter["name"])}'";
}
if (isset($filter["site_id"]))
{
if($filter["site_id"] <> "")
{
$sqlWhereSite = " AND SITE_ID = '{$sqlHelper->forSql($filter["site_id"], 2)}'";
}
else
{
$deleteForSites = false;
}
}
if($moduleId == 'main')
{
$sqlWhere .= "
AND NAME NOT LIKE '~%'
AND NAME NOT IN ('crc_code', 'admin_passwordh', 'server_uniq_id','PARAM_MAX_SITES', 'PARAM_MAX_USERS')
";
}
else
{
$sqlWhere .= " AND NAME <> '~bsm_stop_date'";
}
if($sqlWhereSite == '')
{
$con->queryExecute("
DELETE FROM b_option
WHERE MODULE_ID = '{$sqlHelper->forSql($moduleId)}'
{$sqlWhere}
");
}
if($deleteForSites)
{
$con->queryExecute("
DELETE FROM b_option_site
WHERE MODULE_ID = '{$sqlHelper->forSql($moduleId)}'
{$sqlWhere}
{$sqlWhereSite}
");
}
static::clearCache($moduleId);
}
protected static function clearCache($moduleId)
{
unset(self::$options[$moduleId]);
if (static::getCacheTtl() !== false)
{
$cache = Main\Application::getInstance()->getManagedCache();
$cache->clean("b_option:{$moduleId}", self::CACHE_DIR);
}
}
protected static function getDefaultSite()
{
static $defaultSite;
if ($defaultSite === null)
{
$context = Main\Application::getInstance()->getContext();
if ($context != null)
{
$defaultSite = $context->getSite();
}
}
return $defaultSite;
}
}