Contao\Database\Updater::run40Update PHP Méthode

    public function run40Update()
    {
        // Adjust the framework agnostic scripts
        $this->Database->query("ALTER TABLE `tl_layout` ADD `scripts` text NULL");
        $objLayout = $this->Database->query("SELECT id, addJQuery, jquery, addMooTools, mootools FROM tl_layout WHERE framework!=''");
        while ($objLayout->next()) {
            $arrScripts = array();
            // Check whether j_slider is enabled
            if ($objLayout->addJQuery) {
                $jquery = \StringUtil::deserialize($objLayout->jquery);
                if (!empty($jquery) && is_array($jquery)) {
                    if (($key = array_search('j_slider', $jquery)) !== false) {
                        $arrScripts[] = 'js_slider';
                        unset($jquery[$key]);
                        $this->Database->prepare("UPDATE tl_layout SET jquery=? WHERE id=?")->execute(serialize(array_values($jquery)), $objLayout->id);
                    }
                }
            }
            // Check whether moo_slider is enabled
            if ($objLayout->addMooTools) {
                $mootools = \StringUtil::deserialize($objLayout->mootools);
                if (!empty($mootools) && is_array($mootools)) {
                    if (($key = array_search('moo_slider', $mootools)) !== false) {
                        $arrScripts[] = 'js_slider';
                        unset($mootools[$key]);
                        $this->Database->prepare("UPDATE tl_layout SET mootools=? WHERE id=?")->execute(serialize(array_values($mootools)), $objLayout->id);
                    }
                }
            }
            // Enable the js_slider template
            if (!empty($arrScripts)) {
                $this->Database->prepare("UPDATE tl_layout SET scripts=? WHERE id=?")->execute(serialize(array_values(array_unique($arrScripts))), $objLayout->id);
            }
        }
    }