Core/InternalModule.php
public function checkModuleSettings()
    {
        $aDatabaseSettings = $this->getModuleSettings();
        $aDatabaseSettings = is_array($aDatabaseSettings) ? $aDatabaseSettings : [];
        $list = [];
        foreach ($aDatabaseSettings as $v) {
            $list[$v['OXVARNAME']] = $v['OXVARTYPE'];
        }

        $aResult = $this->toResult($list);
        return $aResult;
    }
public function checkModuleSettings()
    {
        $aDatabaseSettings = $this->getModuleSettings();
        $aDatabaseSettings = is_array($aDatabaseSettings) ? $aDatabaseSettings : [];
        $list = [];
        foreach ($aDatabaseSettings as $v) {
            $list[$v['OXVARNAME']] = $v['OXVARTYPE'];
        }

        $aResult = $this->toResult($list);
        return $aResult;
    }
Analyze settings in metadata ans settings.

@return array