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   1  <?php
   2  /**
   3   * Customize API: WP_Customize_Nav_Menus_Panel class
   4   *
   5   * @package WordPress
   6   * @subpackage Customize
   7   * @since 4.4.0
   8   */
   9  
  10  /**
  11   * Customize Nav Menus Panel Class
  12   *
  13   * Needed to add screen options.
  14   *
  15   * @since 4.3.0
  16   *
  17   * @see WP_Customize_Panel
  18   */
  19  class WP_Customize_Nav_Menus_Panel extends WP_Customize_Panel {
  20  
  21      /**
  22       * Control type.
  23       *
  24       * @since 4.3.0
  25       * @var string
  26       */
  27      public $type = 'nav_menus';
  28  
  29      /**
  30       * Render screen options for Menus.
  31       *
  32       * @since 4.3.0
  33       */
  34  	public function render_screen_options() {
  35          // Adds the screen options.
  36          require_once  ABSPATH . 'wp-admin/includes/nav-menu.php';
  37          add_filter( 'manage_nav-menus_columns', 'wp_nav_menu_manage_columns' );
  38  
  39          // Display screen options.
  40          $screen = WP_Screen::get( 'nav-menus.php' );
  41          $screen->render_screen_options( array( 'wrap' => false ) );
  42      }
  43  
  44      /**
  45       * Returns the advanced options for the nav menus page.
  46       *
  47       * Link title attribute added as it's a relatively advanced concept for new users.
  48       *
  49       * @since 4.3.0
  50       * @deprecated 4.5.0 Deprecated in favor of wp_nav_menu_manage_columns().
  51       */
  52  	public function wp_nav_menu_manage_columns() {
  53          _deprecated_function( __METHOD__, '4.5.0', 'wp_nav_menu_manage_columns' );
  54          require_once  ABSPATH . 'wp-admin/includes/nav-menu.php';
  55          return wp_nav_menu_manage_columns();
  56      }
  57  
  58      /**
  59       * An Underscore (JS) template for this panel's content (but not its container).
  60       *
  61       * Class variables for this panel class are available in the `data` JS object;
  62       * export custom variables by overriding WP_Customize_Panel::json().
  63       *
  64       * @since 4.3.0
  65       *
  66       * @see WP_Customize_Panel::print_template()
  67       */
  68  	protected function content_template() {
  69          ?>
  70          <li class="panel-meta customize-info accordion-section <# if ( ! data.description ) { #> cannot-expand<# } #>">
  71              <button type="button" class="customize-panel-back" tabindex="-1">
  72                  <span class="screen-reader-text">
  73                      <?php
  74                      /* translators: Hidden accessibility text. */
  75                      _e( 'Back' );
  76                      ?>
  77                  </span>
  78              </button>
  79              <div class="accordion-section-title">
  80                  <span class="preview-notice">
  81                      <?php
  82                      /* translators: %s: The site/panel title in the Customizer. */
  83                      printf( __( 'You are customizing %s' ), '<strong class="panel-title">{{ data.title }}</strong>' );
  84                      ?>
  85                  </span>
  86                  <button type="button" class="customize-help-toggle dashicons dashicons-editor-help" aria-expanded="false">
  87                      <span class="screen-reader-text">
  88                          <?php
  89                          /* translators: Hidden accessibility text. */
  90                          _e( 'Help' );
  91                          ?>
  92                      </span>
  93                  </button>
  94                  <button type="button" class="customize-screen-options-toggle" aria-expanded="false">
  95                      <span class="screen-reader-text">
  96                          <?php
  97                          /* translators: Hidden accessibility text. */
  98                          _e( 'Menu Options' );
  99                          ?>
 100                      </span>
 101                  </button>
 102              </div>
 103              <# if ( data.description ) { #>
 104              <div class="description customize-panel-description">{{{ data.description }}}</div>
 105              <# } #>
 106              <div id="screen-options-wrap">
 107                  <?php $this->render_screen_options(); ?>
 108              </div>
 109          </li>
 110          <?php
 111          // NOTE: The following is a workaround for an inability to treat (and thus label) a list of sections as a whole.
 112          ?>
 113          <li class="customize-control-title customize-section-title-nav_menus-heading"><?php _e( 'Menus' ); ?></li>
 114          <?php
 115      }
 116  }