chamilo / chamilo-lms

     * @param float

     * @return   bool    false on error, true on success

     */

    public static function update_resource_from_course_gradebook($link_id, $course_code, $weight)

    {

        $course_code = Database::escape_string($course_code);

        if (!empty($link_id)) {

            $link_id = intval($link_id);

            $sql = 'UPDATE ' . Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINK) . '

                    SET weight = ' . "'" . Database::escape_string((float) $weight) . "'" . '

                    WHERE course_code = "' . $course_code . '" AND id = ' . $link_id;

            Database::query($sql);

        }

        return true;

    }

    /**

     * Remove a resource from the unique gradebook of a given course

    * @param string $path_certificate the path name of the certificate

    * @return void()

    */

    public function update_user_info_about_certificate(

        $cat_id,

        $user_id,

        $path_certificate

    ) {

        $table_certificate = Database::get_main_table(TABLE_MAIN_GRADEBOOK_CERTIFICATE);

        if (!UserManager::is_user_certified($cat_id,$user_id)) {

            $sql='UPDATE '.$table_certificate.' SET path_certificate="'.Database::escape_string($path_certificate).'"

                 WHERE cat_id="'.intval($cat_id).'" AND user_id="'.intval($user_id).'" ';

            Database::query($sql);

        }

    }

    /**

     *