<?php

/**

 * Customize API: WP_Customize_Nav_Menus_Panel class

 *

 * @package WordPress

 * @subpackage Customize

 * @since 4.4.0

 */

/**

 * Customize Nav Menus Panel Class

 *

 * Needed to add screen options.

 *

 * @since 4.3.0

 *

 * @see WP_Customize_Panel

 */

class WP_Customize_Nav_Menus_Panel extends WP_Customize_Panel {

	/**

	 * Control type.

	 *

	 * @since 4.3.0

	 * @var string

	 */

	public $type = 'nav_menus';

	/**

	 * Render screen options for Menus.

	 *

	 * @since 4.3.0

	 */

	public function render_screen_options() {

		// Adds the screen options.

		require_once ABSPATH . 'wp-admin/includes/nav-menu.php';

		add_filter( 'manage_nav-menus_columns', 'wp_nav_menu_manage_columns' );

		// Display screen options.

		$screen = WP_Screen::get( 'nav-menus.php' );

		$screen->render_screen_options( array( 'wrap' => false ) );

	}

	/**

	 * Returns the advanced options for the nav menus page.

	 *

	 * Link title attribute added as it's a relatively advanced concept for new users.

	 *

	 * @since 4.3.0

	 * @deprecated 4.5.0 Deprecated in favor of wp_nav_menu_manage_columns().

	 */

	public function wp_nav_menu_manage_columns() {

		_deprecated_function( __METHOD__, '4.5.0', 'wp_nav_menu_manage_columns' );

		require_once ABSPATH . 'wp-admin/includes/nav-menu.php';

		return wp_nav_menu_manage_columns();

	}

	/**

	 * An Underscore (JS) template for this panel's content (but not its container).

	 *

	 * Class variables for this panel class are available in the `data` JS object;

	 * export custom variables by overriding WP_Customize_Panel::json().

	 *

	 * @since 4.3.0

	 *

	 * @see WP_Customize_Panel::print_template()

	 */

	protected function content_template() {

		?>

		<li class="panel-meta customize-info accordion-section <# if ( ! data.description ) { #> cannot-expand<# } #>">

			<button type="button" class="customize-panel-back" tabindex="-1">

				<span class="screen-reader-text"><?php _e( 'Back' ); ?></span>

			</button>

			<div class="accordion-section-title">

				<span class="preview-notice">

					<?php

					/* translators: %s: the site/panel title in the Customizer */

					printf( __( 'You are customizing %s' ), '<strong class="panel-title">{{ data.title }}</strong>' );

					?>

				</span>

				<button type="button" class="customize-help-toggle dashicons dashicons-editor-help" aria-expanded="false">

					<span class="screen-reader-text"><?php _e( 'Help' ); ?></span>

				</button>

				<button type="button" class="customize-screen-options-toggle" aria-expanded="false">

					<span class="screen-reader-text"><?php _e( 'Menu Options' ); ?></span>

				</button>

			</div>

			<# if ( data.description ) { #>

			<div class="description customize-panel-description">{{{ data.description }}}</div>

			<# } #>

			<div id="screen-options-wrap">

				<?php $this->render_screen_options(); ?>

			</div>

		</li>

		<?php

		// NOTE: The following is a workaround for an inability to treat (and thus label) a list of sections as a whole.

		?>

		<li class="customize-control-title customize-section-title-nav_menus-heading"><?php _e( 'Menus' ); ?></li>

	<?php

	}

}