amarkal / amarkal-settings

     * @param array $new_instance

     * @return array

     */

    public function update( $new_instance )

    {

        if($this->can_update())

        {

            $old_instance = $this->get_old_instance();

            $this->values = $this->form->update($new_instance, $old_instance);

            \update_option($this->config['slug'], $this->values);

            return $this->results_array(

                $this->get_errors(),

                $this->values

            );

        }

        return $this->results_array(

            array("You don't have permission to manage options on this site")

        );

    }

    /**

     * Ajax callback internally used to reset all component values to their 

     * @param string $slug

     * @return void

     */

    public function reset_section( $slug ) 

    {

        if($this->can_update())

        {

            $old_instance = $this->get_old_instance();

            $final_instance = $this->form->reset_components($this->get_section_fields($slug));

            // Array merge is needed in order not to delete fields from other sections

            // since the $final_instance only contains the fields that were reset

            $this->values = array_merge($old_instance, $final_instance);

            \update_option($this->config['slug'], $this->values);

            return $this->results_array(

                array(),

                $this->values

            );

        }

        return $this->results_array(

            array("You don't have permission to manage options on this site")

        );

    }

    /**

     * Renders Amarkal's credits on the page's footer.