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/wp-admin/ -> nav-menus.php (source)

   1  <?php
   2  /**
   3   * WordPress Administration for Navigation Menus
   4   * Interface functions
   5   *
   6   * @version 2.0.0
   7   *
   8   * @package WordPress
   9   * @subpackage Administration
  10   */
  11  
  12  /** Load WordPress Administration Bootstrap */
  13  require_once( dirname( __FILE__ ) . '/admin.php' );
  14  
  15  // Load all the nav menu interface functions
  16  require_once ( ABSPATH . 'wp-admin/includes/nav-menu.php' );
  17  
  18  if ( ! current_theme_supports( 'menus' ) && ! current_theme_supports( 'widgets' ) ) {
  19      wp_die( __( 'Your theme does not support navigation menus or widgets.' ) );
  20  }
  21  
  22  // Permissions Check
  23  if ( ! current_user_can( 'edit_theme_options' ) ) {
  24      wp_die(
  25          '<h1>' . __( 'You need a higher level of permission.' ) . '</h1>' .
  26          '<p>' . __( 'Sorry, you are not allowed to edit theme options on this site.' ) . '</p>',
  27          403
  28      );
  29  }
  30  
  31  wp_enqueue_script( 'nav-menu' );
  32  
  33  if ( wp_is_mobile() ) {
  34      wp_enqueue_script( 'jquery-touch-punch' );
  35  }
  36  
  37  // Container for any messages displayed to the user
  38  $messages = array();
  39  
  40  // Container that stores the name of the active menu
  41  $nav_menu_selected_title = '';
  42  
  43  // The menu id of the current menu being edited
  44  $nav_menu_selected_id = isset( $_REQUEST['menu'] ) ? (int) $_REQUEST['menu'] : 0;
  45  
  46  // Get existing menu locations assignments
  47  $locations      = get_registered_nav_menus();
  48  $menu_locations = get_nav_menu_locations();
  49  $num_locations  = count( array_keys( $locations ) );
  50  
  51  // Allowed actions: add, update, delete
  52  $action = isset( $_REQUEST['action'] ) ? $_REQUEST['action'] : 'edit';
  53  
  54  /*
  55   * If a JSON blob of navigation menu data is found, expand it and inject it
  56   * into `$_POST` to avoid PHP `max_input_vars` limitations. See #14134.
  57   */
  58  _wp_expand_nav_menu_post_data();
  59  
  60  switch ( $action ) {
  61      case 'add-menu-item':
  62          check_admin_referer( 'add-menu_item', 'menu-settings-column-nonce' );
  63          if ( isset( $_REQUEST['nav-menu-locations'] ) ) {
  64              set_theme_mod( 'nav_menu_locations', array_map( 'absint', $_REQUEST['menu-locations'] ) );
  65          } elseif ( isset( $_REQUEST['menu-item'] ) ) {
  66              wp_save_nav_menu_items( $nav_menu_selected_id, $_REQUEST['menu-item'] );
  67          }
  68          break;
  69      case 'move-down-menu-item':
  70          // Moving down a menu item is the same as moving up the next in order.
  71          check_admin_referer( 'move-menu_item' );
  72          $menu_item_id = isset( $_REQUEST['menu-item'] ) ? (int) $_REQUEST['menu-item'] : 0;
  73          if ( is_nav_menu_item( $menu_item_id ) ) {
  74              $menus = isset( $_REQUEST['menu'] ) ? array( (int) $_REQUEST['menu'] ) : wp_get_object_terms( $menu_item_id, 'nav_menu', array( 'fields' => 'ids' ) );
  75              if ( ! is_wp_error( $menus ) && ! empty( $menus[0] ) ) {
  76                  $menu_id            = (int) $menus[0];
  77                  $ordered_menu_items = wp_get_nav_menu_items( $menu_id );
  78                  $menu_item_data     = (array) wp_setup_nav_menu_item( get_post( $menu_item_id ) );
  79  
  80                  // Set up the data we need in one pass through the array of menu items.
  81                  $dbids_to_orders = array();
  82                  $orders_to_dbids = array();
  83                  foreach ( (array) $ordered_menu_items as $ordered_menu_item_object ) {
  84                      if ( isset( $ordered_menu_item_object->ID ) ) {
  85                          if ( isset( $ordered_menu_item_object->menu_order ) ) {
  86                              $dbids_to_orders[ $ordered_menu_item_object->ID ]         = $ordered_menu_item_object->menu_order;
  87                              $orders_to_dbids[ $ordered_menu_item_object->menu_order ] = $ordered_menu_item_object->ID;
  88                          }
  89                      }
  90                  }
  91  
  92                  // Get next in order.
  93                  if (
  94                      isset( $orders_to_dbids[ $dbids_to_orders[ $menu_item_id ] + 1 ] )
  95                  ) {
  96                      $next_item_id   = $orders_to_dbids[ $dbids_to_orders[ $menu_item_id ] + 1 ];
  97                      $next_item_data = (array) wp_setup_nav_menu_item( get_post( $next_item_id ) );
  98  
  99                      // If not siblings of same parent, bubble menu item up but keep order.
 100                      if (
 101                          ! empty( $menu_item_data['menu_item_parent'] ) &&
 102                          (
 103                              empty( $next_item_data['menu_item_parent'] ) ||
 104                              $next_item_data['menu_item_parent'] != $menu_item_data['menu_item_parent']
 105                          )
 106                      ) {
 107  
 108                          $parent_db_id = in_array( $menu_item_data['menu_item_parent'], $orders_to_dbids ) ? (int) $menu_item_data['menu_item_parent'] : 0;
 109  
 110                          $parent_object = wp_setup_nav_menu_item( get_post( $parent_db_id ) );
 111  
 112                          if ( ! is_wp_error( $parent_object ) ) {
 113                              $parent_data                        = (array) $parent_object;
 114                              $menu_item_data['menu_item_parent'] = $parent_data['menu_item_parent'];
 115                              update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] );
 116  
 117                          }
 118  
 119                          // Make menu item a child of its next sibling.
 120                      } else {
 121                          $next_item_data['menu_order'] = $next_item_data['menu_order'] - 1;
 122                          $menu_item_data['menu_order'] = $menu_item_data['menu_order'] + 1;
 123  
 124                          $menu_item_data['menu_item_parent'] = $next_item_data['ID'];
 125                          update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] );
 126  
 127                          wp_update_post( $menu_item_data );
 128                          wp_update_post( $next_item_data );
 129                      }
 130  
 131                      // The item is last but still has a parent, so bubble up.
 132                  } elseif (
 133                      ! empty( $menu_item_data['menu_item_parent'] ) &&
 134                      in_array( $menu_item_data['menu_item_parent'], $orders_to_dbids )
 135                  ) {
 136                      $menu_item_data['menu_item_parent'] = (int) get_post_meta( $menu_item_data['menu_item_parent'], '_menu_item_menu_item_parent', true );
 137                      update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] );
 138                  }
 139              }
 140          }
 141  
 142          break;
 143      case 'move-up-menu-item':
 144          check_admin_referer( 'move-menu_item' );
 145          $menu_item_id = isset( $_REQUEST['menu-item'] ) ? (int) $_REQUEST['menu-item'] : 0;
 146          if ( is_nav_menu_item( $menu_item_id ) ) {
 147              $menus = isset( $_REQUEST['menu'] ) ? array( (int) $_REQUEST['menu'] ) : wp_get_object_terms( $menu_item_id, 'nav_menu', array( 'fields' => 'ids' ) );
 148              if ( ! is_wp_error( $menus ) && ! empty( $menus[0] ) ) {
 149                  $menu_id            = (int) $menus[0];
 150                  $ordered_menu_items = wp_get_nav_menu_items( $menu_id );
 151                  $menu_item_data     = (array) wp_setup_nav_menu_item( get_post( $menu_item_id ) );
 152  
 153                  // Set up the data we need in one pass through the array of menu items.
 154                  $dbids_to_orders = array();
 155                  $orders_to_dbids = array();
 156                  foreach ( (array) $ordered_menu_items as $ordered_menu_item_object ) {
 157                      if ( isset( $ordered_menu_item_object->ID ) ) {
 158                          if ( isset( $ordered_menu_item_object->menu_order ) ) {
 159                              $dbids_to_orders[ $ordered_menu_item_object->ID ]         = $ordered_menu_item_object->menu_order;
 160                              $orders_to_dbids[ $ordered_menu_item_object->menu_order ] = $ordered_menu_item_object->ID;
 161                          }
 162                      }
 163                  }
 164  
 165                  // If this menu item is not first.
 166                  if ( ! empty( $dbids_to_orders[ $menu_item_id ] ) && ! empty( $orders_to_dbids[ $dbids_to_orders[ $menu_item_id ] - 1 ] ) ) {
 167  
 168                      // If this menu item is a child of the previous.
 169                      if (
 170                          ! empty( $menu_item_data['menu_item_parent'] ) &&
 171                          in_array( $menu_item_data['menu_item_parent'], array_keys( $dbids_to_orders ) ) &&
 172                          isset( $orders_to_dbids[ $dbids_to_orders[ $menu_item_id ] - 1 ] ) &&
 173                          ( $menu_item_data['menu_item_parent'] == $orders_to_dbids[ $dbids_to_orders[ $menu_item_id ] - 1 ] )
 174                      ) {
 175                          $parent_db_id  = in_array( $menu_item_data['menu_item_parent'], $orders_to_dbids ) ? (int) $menu_item_data['menu_item_parent'] : 0;
 176                          $parent_object = wp_setup_nav_menu_item( get_post( $parent_db_id ) );
 177  
 178                          if ( ! is_wp_error( $parent_object ) ) {
 179                              $parent_data = (array) $parent_object;
 180  
 181                              /*
 182                               * If there is something before the parent and parent a child of it,
 183                               * make menu item a child also of it.
 184                               */
 185                              if (
 186                                  ! empty( $dbids_to_orders[ $parent_db_id ] ) &&
 187                                  ! empty( $orders_to_dbids[ $dbids_to_orders[ $parent_db_id ] - 1 ] ) &&
 188                                  ! empty( $parent_data['menu_item_parent'] )
 189                              ) {
 190                                  $menu_item_data['menu_item_parent'] = $parent_data['menu_item_parent'];
 191  
 192                                  /*
 193                                  * Else if there is something before parent and parent not a child of it,
 194                                  * make menu item a child of that something's parent
 195                                  */
 196                              } elseif (
 197                                  ! empty( $dbids_to_orders[ $parent_db_id ] ) &&
 198                                  ! empty( $orders_to_dbids[ $dbids_to_orders[ $parent_db_id ] - 1 ] )
 199                              ) {
 200                                  $_possible_parent_id = (int) get_post_meta( $orders_to_dbids[ $dbids_to_orders[ $parent_db_id ] - 1 ], '_menu_item_menu_item_parent', true );
 201                                  if ( in_array( $_possible_parent_id, array_keys( $dbids_to_orders ) ) ) {
 202                                      $menu_item_data['menu_item_parent'] = $_possible_parent_id;
 203                                  } else {
 204                                      $menu_item_data['menu_item_parent'] = 0;
 205                                  }
 206  
 207                                  // Else there isn't something before the parent.
 208                              } else {
 209                                  $menu_item_data['menu_item_parent'] = 0;
 210                              }
 211  
 212                              // Set former parent's [menu_order] to that of menu-item's.
 213                              $parent_data['menu_order'] = $parent_data['menu_order'] + 1;
 214  
 215                              // Set menu-item's [menu_order] to that of former parent.
 216                              $menu_item_data['menu_order'] = $menu_item_data['menu_order'] - 1;
 217  
 218                              // Save changes.
 219                              update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] );
 220                              wp_update_post( $menu_item_data );
 221                              wp_update_post( $parent_data );
 222                          }
 223  
 224                          // Else this menu item is not a child of the previous.
 225                      } elseif (
 226                          empty( $menu_item_data['menu_order'] ) ||
 227                          empty( $menu_item_data['menu_item_parent'] ) ||
 228                          ! in_array( $menu_item_data['menu_item_parent'], array_keys( $dbids_to_orders ) ) ||
 229                          empty( $orders_to_dbids[ $dbids_to_orders[ $menu_item_id ] - 1 ] ) ||
 230                          $orders_to_dbids[ $dbids_to_orders[ $menu_item_id ] - 1 ] != $menu_item_data['menu_item_parent']
 231                      ) {
 232                          // Just make it a child of the previous; keep the order.
 233                          $menu_item_data['menu_item_parent'] = (int) $orders_to_dbids[ $dbids_to_orders[ $menu_item_id ] - 1 ];
 234                          update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] );
 235                          wp_update_post( $menu_item_data );
 236                      }
 237                  }
 238              }
 239          }
 240          break;
 241  
 242      case 'delete-menu-item':
 243          $menu_item_id = (int) $_REQUEST['menu-item'];
 244  
 245          check_admin_referer( 'delete-menu_item_' . $menu_item_id );
 246  
 247          if ( is_nav_menu_item( $menu_item_id ) && wp_delete_post( $menu_item_id, true ) ) {
 248              $messages[] = '<div id="message" class="updated notice is-dismissible"><p>' . __( 'The menu item has been successfully deleted.' ) . '</p></div>';
 249          }
 250          break;
 251  
 252      case 'delete':
 253          check_admin_referer( 'delete-nav_menu-' . $nav_menu_selected_id );
 254          if ( is_nav_menu( $nav_menu_selected_id ) ) {
 255              $deletion = wp_delete_nav_menu( $nav_menu_selected_id );
 256          } else {
 257              // Reset the selected menu.
 258              $nav_menu_selected_id = 0;
 259              unset( $_REQUEST['menu'] );
 260          }
 261  
 262          if ( ! isset( $deletion ) ) {
 263              break;
 264          }
 265  
 266          if ( is_wp_error( $deletion ) ) {
 267              $messages[] = '<div id="message" class="error notice is-dismissible"><p>' . $deletion->get_error_message() . '</p></div>';
 268          } else {
 269              $messages[] = '<div id="message" class="updated notice is-dismissible"><p>' . __( 'The menu has been successfully deleted.' ) . '</p></div>';
 270          }
 271          break;
 272  
 273      case 'delete_menus':
 274          check_admin_referer( 'nav_menus_bulk_actions' );
 275          foreach ( $_REQUEST['delete_menus'] as $menu_id_to_delete ) {
 276              if ( ! is_nav_menu( $menu_id_to_delete ) ) {
 277                  continue;
 278              }
 279  
 280              $deletion = wp_delete_nav_menu( $menu_id_to_delete );
 281              if ( is_wp_error( $deletion ) ) {
 282                  $messages[]     = '<div id="message" class="error notice is-dismissible"><p>' . $deletion->get_error_message() . '</p></div>';
 283                  $deletion_error = true;
 284              }
 285          }
 286  
 287          if ( empty( $deletion_error ) ) {
 288              $messages[] = '<div id="message" class="updated notice is-dismissible"><p>' . __( 'Selected menus have been successfully deleted.' ) . '</p></div>';
 289          }
 290          break;
 291  
 292      case 'update':
 293          check_admin_referer( 'update-nav_menu', 'update-nav-menu-nonce' );
 294  
 295          // Remove menu locations that have been unchecked.
 296          foreach ( $locations as $location => $description ) {
 297              if ( ( empty( $_POST['menu-locations'] ) || empty( $_POST['menu-locations'][ $location ] ) ) && isset( $menu_locations[ $location ] ) && $menu_locations[ $location ] == $nav_menu_selected_id ) {
 298                  unset( $menu_locations[ $location ] );
 299              }
 300          }
 301  
 302          // Merge new and existing menu locations if any new ones are set.
 303          if ( isset( $_POST['menu-locations'] ) ) {
 304              $new_menu_locations = array_map( 'absint', $_POST['menu-locations'] );
 305              $menu_locations     = array_merge( $menu_locations, $new_menu_locations );
 306          }
 307  
 308          // Set menu locations.
 309          set_theme_mod( 'nav_menu_locations', $menu_locations );
 310  
 311          // Add Menu.
 312          if ( 0 == $nav_menu_selected_id ) {
 313              $new_menu_title = trim( esc_html( $_POST['menu-name'] ) );
 314  
 315              if ( $new_menu_title ) {
 316                  $_nav_menu_selected_id = wp_update_nav_menu_object( 0, array( 'menu-name' => $new_menu_title ) );
 317  
 318                  if ( is_wp_error( $_nav_menu_selected_id ) ) {
 319                      $messages[] = '<div id="message" class="error notice is-dismissible"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
 320                  } else {
 321                      $_menu_object            = wp_get_nav_menu_object( $_nav_menu_selected_id );
 322                      $nav_menu_selected_id    = $_nav_menu_selected_id;
 323                      $nav_menu_selected_title = $_menu_object->name;
 324                      if ( isset( $_REQUEST['menu-item'] ) ) {
 325                          wp_save_nav_menu_items( $nav_menu_selected_id, absint( $_REQUEST['menu-item'] ) );
 326                      }
 327                      if ( isset( $_REQUEST['zero-menu-state'] ) ) {
 328                          // If there are menu items, add them
 329                          wp_nav_menu_update_menu_items( $nav_menu_selected_id, $nav_menu_selected_title );
 330                          // Auto-save nav_menu_locations
 331                          $locations = get_nav_menu_locations();
 332                          foreach ( $locations as $location => $menu_id ) {
 333                                  $locations[ $location ] = $nav_menu_selected_id;
 334                                  break; // There should only be 1
 335                          }
 336                          set_theme_mod( 'nav_menu_locations', $locations );
 337                      }
 338                      if ( isset( $_REQUEST['use-location'] ) ) {
 339                          $locations      = get_registered_nav_menus();
 340                          $menu_locations = get_nav_menu_locations();
 341                          if ( isset( $locations[ $_REQUEST['use-location'] ] ) ) {
 342                              $menu_locations[ $_REQUEST['use-location'] ] = $nav_menu_selected_id;
 343                          }
 344                          set_theme_mod( 'nav_menu_locations', $menu_locations );
 345                      }
 346  
 347                      // $messages[] = '<div id="message" class="updated"><p>' . sprintf( __( '<strong>%s</strong> has been created.' ), $nav_menu_selected_title ) . '</p></div>';
 348                      wp_redirect( admin_url( 'nav-menus.php?menu=' . $_nav_menu_selected_id ) );
 349                      exit();
 350                  }
 351              } else {
 352                  $messages[] = '<div id="message" class="error notice is-dismissible"><p>' . __( 'Please enter a valid menu name.' ) . '</p></div>';
 353              }
 354  
 355              // Update existing menu.
 356          } else {
 357  
 358              $_menu_object = wp_get_nav_menu_object( $nav_menu_selected_id );
 359  
 360              $menu_title = trim( esc_html( $_POST['menu-name'] ) );
 361              if ( ! $menu_title ) {
 362                  $messages[] = '<div id="message" class="error notice is-dismissible"><p>' . __( 'Please enter a valid menu name.' ) . '</p></div>';
 363                  $menu_title = $_menu_object->name;
 364              }
 365  
 366              if ( ! is_wp_error( $_menu_object ) ) {
 367                  $_nav_menu_selected_id = wp_update_nav_menu_object( $nav_menu_selected_id, array( 'menu-name' => $menu_title ) );
 368                  if ( is_wp_error( $_nav_menu_selected_id ) ) {
 369                      $_menu_object = $_nav_menu_selected_id;
 370                      $messages[]   = '<div id="message" class="error notice is-dismissible"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
 371                  } else {
 372                      $_menu_object            = wp_get_nav_menu_object( $_nav_menu_selected_id );
 373                      $nav_menu_selected_title = $_menu_object->name;
 374                  }
 375              }
 376  
 377              // Update menu items.
 378              if ( ! is_wp_error( $_menu_object ) ) {
 379                  $messages = array_merge( $messages, wp_nav_menu_update_menu_items( $_nav_menu_selected_id, $nav_menu_selected_title ) );
 380  
 381                  // If the menu ID changed, redirect to the new URL.
 382                  if ( $nav_menu_selected_id != $_nav_menu_selected_id ) {
 383                      wp_redirect( admin_url( 'nav-menus.php?menu=' . intval( $_nav_menu_selected_id ) ) );
 384                      exit();
 385                  }
 386              }
 387          }
 388          break;
 389      case 'locations':
 390          if ( ! $num_locations ) {
 391              wp_redirect( admin_url( 'nav-menus.php' ) );
 392              exit();
 393          }
 394  
 395          add_filter( 'screen_options_show_screen', '__return_false' );
 396  
 397          if ( isset( $_POST['menu-locations'] ) ) {
 398              check_admin_referer( 'save-menu-locations' );
 399  
 400              $new_menu_locations = array_map( 'absint', $_POST['menu-locations'] );
 401              $menu_locations     = array_merge( $menu_locations, $new_menu_locations );
 402              // Set menu locations
 403              set_theme_mod( 'nav_menu_locations', $menu_locations );
 404  
 405              $messages[] = '<div id="message" class="updated notice is-dismissible"><p>' . __( 'Menu locations updated.' ) . '</p></div>';
 406          }
 407          break;
 408  }
 409  
 410  // Get all nav menus.
 411  $nav_menus  = wp_get_nav_menus();
 412  $menu_count = count( $nav_menus );
 413  
 414  // Are we on the add new screen?
 415  $add_new_screen = ( isset( $_GET['menu'] ) && 0 == $_GET['menu'] ) ? true : false;
 416  
 417  $locations_screen = ( isset( $_GET['action'] ) && 'locations' == $_GET['action'] ) ? true : false;
 418  
 419  /*
 420   * If we have one theme location, and zero menus, we take them right
 421   * into editing their first menu.
 422   */
 423  $page_count                  = wp_count_posts( 'page' );
 424  $one_theme_location_no_menus = ( 1 == count( get_registered_nav_menus() ) && ! $add_new_screen && empty( $nav_menus ) && ! empty( $page_count->publish ) ) ? true : false;
 425  
 426  $nav_menus_l10n = array(
 427      'oneThemeLocationNoMenus' => $one_theme_location_no_menus,
 428      'moveUp'                  => __( 'Move up one' ),
 429      'moveDown'                => __( 'Move down one' ),
 430      'moveToTop'               => __( 'Move to the top' ),
 431      /* translators: %s: Previous item name. */
 432      'moveUnder'               => __( 'Move under %s' ),
 433      /* translators: %s: Previous item name. */
 434      'moveOutFrom'             => __( 'Move out from under %s' ),
 435      /* translators: %s: Previous item name. */
 436      'under'                   => __( 'Under %s' ),
 437      /* translators: %s: Previous item name. */
 438      'outFrom'                 => __( 'Out from under %s' ),
 439      /* translators: 1: Item name, 2: Item position, 3: Total number of items. */
 440      'menuFocus'               => __( '%1$s. Menu item %2$d of %3$d.' ),
 441      /* translators: 1: Item name, 2: Item position, 3: Parent item name. */
 442      'subMenuFocus'            => __( '%1$s. Sub item number %2$d under %3$s.' ),
 443  );
 444  wp_localize_script( 'nav-menu', 'menus', $nav_menus_l10n );
 445  
 446  /*
 447   * Redirect to add screen if there are no menus and this users has either zero,
 448   * or more than 1 theme locations.
 449   */
 450  if ( 0 == $menu_count && ! $add_new_screen && ! $one_theme_location_no_menus ) {
 451      wp_redirect( admin_url( 'nav-menus.php?action=edit&menu=0' ) );
 452  }
 453  
 454  // Get recently edited nav menu.
 455  $recently_edited = absint( get_user_option( 'nav_menu_recently_edited' ) );
 456  if ( empty( $recently_edited ) && is_nav_menu( $nav_menu_selected_id ) ) {
 457      $recently_edited = $nav_menu_selected_id;
 458  }
 459  
 460  // Use $recently_edited if none are selected.
 461  if ( empty( $nav_menu_selected_id ) && ! isset( $_GET['menu'] ) && is_nav_menu( $recently_edited ) ) {
 462      $nav_menu_selected_id = $recently_edited;
 463  }
 464  
 465  // On deletion of menu, if another menu exists, show it.
 466  if ( ! $add_new_screen && 0 < $menu_count && isset( $_GET['action'] ) && 'delete' == $_GET['action'] ) {
 467      $nav_menu_selected_id = $nav_menus[0]->term_id;
 468  }
 469  
 470  // Set $nav_menu_selected_id to 0 if no menus.
 471  if ( $one_theme_location_no_menus ) {
 472      $nav_menu_selected_id = 0;
 473  } elseif ( empty( $nav_menu_selected_id ) && ! empty( $nav_menus ) && ! $add_new_screen ) {
 474      // if we have no selection yet, and we have menus, set to the first one in the list.
 475      $nav_menu_selected_id = $nav_menus[0]->term_id;
 476  }
 477  
 478  // Update the user's setting.
 479  if ( $nav_menu_selected_id != $recently_edited && is_nav_menu( $nav_menu_selected_id ) ) {
 480      update_user_meta( $current_user->ID, 'nav_menu_recently_edited', $nav_menu_selected_id );
 481  }
 482  
 483  // If there's a menu, get its name.
 484  if ( ! $nav_menu_selected_title && is_nav_menu( $nav_menu_selected_id ) ) {
 485      $_menu_object            = wp_get_nav_menu_object( $nav_menu_selected_id );
 486      $nav_menu_selected_title = ! is_wp_error( $_menu_object ) ? $_menu_object->name : '';
 487  }
 488  
 489  // Generate truncated menu names.
 490  foreach ( (array) $nav_menus as $key => $_nav_menu ) {
 491      $nav_menus[ $key ]->truncated_name = wp_html_excerpt( $_nav_menu->name, 40, '&hellip;' );
 492  }
 493  
 494  // Retrieve menu locations.
 495  if ( current_theme_supports( 'menus' ) ) {
 496      $locations      = get_registered_nav_menus();
 497      $menu_locations = get_nav_menu_locations();
 498  }
 499  
 500  /*
 501   * Ensure the user will be able to scroll horizontally
 502   * by adding a class for the max menu depth.
 503   *
 504   * @global int $_wp_nav_menu_max_depth
 505   */
 506  global $_wp_nav_menu_max_depth;
 507  $_wp_nav_menu_max_depth = 0;
 508  
 509  // Calling wp_get_nav_menu_to_edit generates $_wp_nav_menu_max_depth.
 510  if ( is_nav_menu( $nav_menu_selected_id ) ) {
 511      $menu_items  = wp_get_nav_menu_items( $nav_menu_selected_id, array( 'post_status' => 'any' ) );
 512      $edit_markup = wp_get_nav_menu_to_edit( $nav_menu_selected_id );
 513  }
 514  
 515  /**
 516   * @global int $_wp_nav_menu_max_depth
 517   *
 518   * @param string $classes
 519   * @return string
 520   */
 521  function wp_nav_menu_max_depth( $classes ) {
 522      global $_wp_nav_menu_max_depth;
 523      return "$classes menu-max-depth-$_wp_nav_menu_max_depth";
 524  }
 525  
 526  add_filter( 'admin_body_class', 'wp_nav_menu_max_depth' );
 527  
 528  wp_nav_menu_setup();
 529  wp_initial_nav_menu_meta_boxes();
 530  
 531  if ( ! current_theme_supports( 'menus' ) && ! $num_locations ) {
 532      $messages[] = '<div id="message" class="updated"><p>' . sprintf(
 533          /* translators: URL to Widgets screen. */
 534          __( 'Your theme does not natively support menus, but you can use them in sidebars by adding a &#8220;Navigation Menu&#8221; widget on the <a href="%s">Widgets</a> screen.' ),
 535          admin_url( 'widgets.php' )
 536      ) . '</p></div>';
 537  }
 538  
 539  if ( ! $locations_screen ) : // Main tab
 540      $overview  = '<p>' . __( 'This screen is used for managing your navigation menus.' ) . '</p>';
 541      $overview .= '<p>' . sprintf(
 542          /* translators: 1: URL to Widgets screen, 2 and 3: The names of the default themes. */
 543              __( 'Menus can be displayed in locations defined by your theme, even used in sidebars by adding a &#8220;Navigation Menu&#8221; widget on the <a href="%1$s">Widgets</a> screen. If your theme does not support the navigation menus feature (the default themes, %2$s and %3$s, do), you can learn about adding this support by following the Documentation link to the side.' ),
 544          admin_url( 'widgets.php' ),
 545          'Twenty Nineteen',
 546          'Twenty Twenty'
 547      ) . '</p>';
 548      $overview .= '<p>' . __( 'From this screen you can:' ) . '</p>';
 549      $overview .= '<ul><li>' . __( 'Create, edit, and delete menus' ) . '</li>';
 550      $overview .= '<li>' . __( 'Add, organize, and modify individual menu items' ) . '</li></ul>';
 551  
 552      get_current_screen()->add_help_tab(
 553          array(
 554              'id'      => 'overview',
 555              'title'   => __( 'Overview' ),
 556              'content' => $overview,
 557          )
 558      );
 559  
 560      $menu_management  = '<p>' . __( 'The menu management box at the top of the screen is used to control which menu is opened in the editor below.' ) . '</p>';
 561      $menu_management .= '<ul><li>' . __( 'To edit an existing menu, <strong>choose a menu from the drop down and click Select</strong>' ) . '</li>';
 562      $menu_management .= '<li>' . __( 'If you haven&#8217;t yet created any menus, <strong>click the &#8217;create a new menu&#8217; link</strong> to get started' ) . '</li></ul>';
 563      $menu_management .= '<p>' . __( 'You can assign theme locations to individual menus by <strong>selecting the desired settings</strong> at the bottom of the menu editor. To assign menus to all theme locations at once, <strong>visit the Manage Locations tab</strong> at the top of the screen.' ) . '</p>';
 564  
 565      get_current_screen()->add_help_tab(
 566          array(
 567              'id'      => 'menu-management',
 568              'title'   => __( 'Menu Management' ),
 569              'content' => $menu_management,
 570          )
 571      );
 572  
 573      $editing_menus  = '<p>' . __( 'Each navigation menu may contain a mix of links to pages, categories, custom URLs or other content types. Menu links are added by selecting items from the expanding boxes in the left-hand column below.' ) . '</p>';
 574      $editing_menus .= '<p>' . __( '<strong>Clicking the arrow to the right of any menu item</strong> in the editor will reveal a standard group of settings. Additional settings such as link target, CSS classes, link relationships, and link descriptions can be enabled and disabled via the Screen Options tab.' ) . '</p>';
 575      $editing_menus .= '<ul><li>' . __( 'Add one or several items at once by <strong>selecting the checkbox next to each item and clicking Add to Menu</strong>' ) . '</li>';
 576      $editing_menus .= '<li>' . __( 'To add a custom link, <strong>expand the Custom Links section, enter a URL and link text, and click Add to Menu</strong>' ) . '</li>';
 577      $editing_menus .= '<li>' . __( 'To reorganize menu items, <strong>drag and drop items with your mouse or use your keyboard</strong>. Drag or move a menu item a little to the right to make it a submenu' ) . '</li>';
 578      $editing_menus .= '<li>' . __( 'Delete a menu item by <strong>expanding it and clicking the Remove link</strong>' ) . '</li></ul>';
 579  
 580      get_current_screen()->add_help_tab(
 581          array(
 582              'id'      => 'editing-menus',
 583              'title'   => __( 'Editing Menus' ),
 584              'content' => $editing_menus,
 585          )
 586      );
 587  else : // Locations Tab.
 588      $locations_overview  = '<p>' . __( 'This screen is used for globally assigning menus to locations defined by your theme.' ) . '</p>';
 589      $locations_overview .= '<ul><li>' . __( 'To assign menus to one or more theme locations, <strong>select a menu from each location&#8217;s drop down.</strong> When you&#8217;re finished, <strong>click Save Changes</strong>' ) . '</li>';
 590      $locations_overview .= '<li>' . __( 'To edit a menu currently assigned to a theme location, <strong>click the adjacent &#8217;Edit&#8217; link</strong>' ) . '</li>';
 591      $locations_overview .= '<li>' . __( 'To add a new menu instead of assigning an existing one, <strong>click the &#8217;Use new menu&#8217; link</strong>. Your new menu will be automatically assigned to that theme location' ) . '</li></ul>';
 592  
 593      get_current_screen()->add_help_tab(
 594          array(
 595              'id'      => 'locations-overview',
 596              'title'   => __( 'Overview' ),
 597              'content' => $locations_overview,
 598          )
 599      );
 600  endif;
 601  
 602  get_current_screen()->set_help_sidebar(
 603      '<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
 604      '<p>' . __( '<a href="https://wordpress.org/support/article/appearance-menus-screen/">Documentation on Menus</a>' ) . '</p>' .
 605      '<p>' . __( '<a href="https://wordpress.org/support/">Support</a>' ) . '</p>'
 606  );
 607  
 608  // Get the admin header.
 609  require_once ( ABSPATH . 'wp-admin/admin-header.php' );
 610  ?>
 611  <div class="wrap">
 612      <h1 class="wp-heading-inline"><?php echo esc_html( __( 'Menus' ) ); ?></h1>
 613      <?php
 614      if ( current_user_can( 'customize' ) ) :
 615          $focus = $locations_screen ? array( 'section' => 'menu_locations' ) : array( 'panel' => 'nav_menus' );
 616          printf(
 617              ' <a class="page-title-action hide-if-no-customize" href="%1$s">%2$s</a>',
 618              esc_url(
 619                  add_query_arg(
 620                      array(
 621                          array( 'autofocus' => $focus ),
 622                          'return' => urlencode( remove_query_arg( wp_removable_query_args(), wp_unslash( $_SERVER['REQUEST_URI'] ) ) ),
 623                      ),
 624                      admin_url( 'customize.php' )
 625                  )
 626              ),
 627              __( 'Manage with Live Preview' )
 628          );
 629      endif;
 630  
 631      $nav_tab_active_class = '';
 632      $nav_aria_current     = '';
 633      if ( ! isset( $_GET['action'] ) || isset( $_GET['action'] ) && 'locations' != $_GET['action'] ) {
 634          $nav_tab_active_class = ' nav-tab-active';
 635          $nav_aria_current     = ' aria-current="page"';
 636      }
 637      ?>
 638  
 639      <hr class="wp-header-end">
 640  
 641      <nav class="nav-tab-wrapper wp-clearfix" aria-label="<?php esc_attr_e( 'Secondary menu' ); ?>">
 642          <a href="<?php echo admin_url( 'nav-menus.php' ); ?>" class="nav-tab<?php echo $nav_tab_active_class; ?>"<?php echo $nav_aria_current; ?>><?php esc_html_e( 'Edit Menus' ); ?></a>
 643          <?php
 644          if ( $num_locations && $menu_count ) {
 645              $active_tab_class = '';
 646              $aria_current     = '';
 647              if ( $locations_screen ) {
 648                  $active_tab_class = ' nav-tab-active';
 649                  $aria_current     = ' aria-current="page"';
 650              }
 651              ?>
 652              <a href="<?php echo esc_url( add_query_arg( array( 'action' => 'locations' ), admin_url( 'nav-menus.php' ) ) ); ?>" class="nav-tab<?php echo $active_tab_class; ?>"<?php echo $aria_current; ?>><?php esc_html_e( 'Manage Locations' ); ?></a>
 653              <?php
 654          }
 655          ?>
 656      </nav>
 657      <?php
 658      foreach ( $messages as $message ) :
 659          echo $message . "\n";
 660      endforeach;
 661      ?>
 662      <?php
 663      if ( $locations_screen ) :
 664          if ( 1 == $num_locations ) {
 665              echo '<p>' . __( 'Your theme supports one menu. Select which menu you would like to use.' ) . '</p>';
 666          } else {
 667              echo '<p>' . sprintf(
 668                  /* translators: %s: Number of menus. */
 669                  _n(
 670                      'Your theme supports %s menu. Select which menu appears in each location.',
 671                      'Your theme supports %s menus. Select which menu appears in each location.',
 672                      $num_locations
 673                  ),
 674                  number_format_i18n( $num_locations )
 675              ) . '</p>';
 676          }
 677          ?>
 678      <div id="menu-locations-wrap">
 679          <form method="post" action="<?php echo esc_url( add_query_arg( array( 'action' => 'locations' ), admin_url( 'nav-menus.php' ) ) ); ?>">
 680              <table class="widefat fixed" id="menu-locations-table">
 681                  <thead>
 682                  <tr>
 683                      <th scope="col" class="manage-column column-locations"><?php _e( 'Theme Location' ); ?></th>
 684                      <th scope="col" class="manage-column column-menus"><?php _e( 'Assigned Menu' ); ?></th>
 685                  </tr>
 686                  </thead>
 687                  <tbody class="menu-locations">
 688                  <?php foreach ( $locations as $_location => $_name ) { ?>
 689                      <tr class="menu-locations-row">
 690                          <td class="menu-location-title"><label for="locations-<?php echo $_location; ?>"><?php echo $_name; ?></label></td>
 691                          <td class="menu-location-menus">
 692                              <select name="menu-locations[<?php echo $_location; ?>]" id="locations-<?php echo $_location; ?>">
 693                                  <option value="0"><?php printf( '&mdash; %s &mdash;', esc_html__( 'Select a Menu' ) ); ?></option>
 694                                  <?php
 695                                  foreach ( $nav_menus as $menu ) :
 696                                      $data_orig = '';
 697                                      $selected  = isset( $menu_locations[ $_location ] ) && $menu_locations[ $_location ] == $menu->term_id;
 698                                      if ( $selected ) {
 699                                          $data_orig = 'data-orig="true"';
 700                                      }
 701                                      ?>
 702                                      <option <?php echo $data_orig; ?> <?php selected( $selected ); ?> value="<?php echo $menu->term_id; ?>">
 703                                          <?php echo wp_html_excerpt( $menu->name, 40, '&hellip;' ); ?>
 704                                      </option>
 705                                  <?php endforeach; ?>
 706                              </select>
 707                              <div class="locations-row-links">
 708                                  <?php if ( isset( $menu_locations[ $_location ] ) && 0 != $menu_locations[ $_location ] ) : ?>
 709                                  <span class="locations-edit-menu-link">
 710                                      <a href="
 711                                      <?php
 712                                      echo esc_url(
 713                                          add_query_arg(
 714                                              array(
 715                                                  'action' => 'edit',
 716                                                  'menu'   => $menu_locations[ $_location ],
 717                                              ),
 718                                              admin_url( 'nav-menus.php' )
 719                                          )
 720                                      );
 721                                      ?>
 722                                      ">
 723                                          <span aria-hidden="true"><?php _ex( 'Edit', 'menu' ); ?></span><span class="screen-reader-text"><?php _e( 'Edit selected menu' ); ?></span>
 724                                      </a>
 725                                  </span>
 726                                  <?php endif; ?>
 727                                  <span class="locations-add-menu-link">
 728                                      <a href="
 729                                      <?php
 730                                      echo esc_url(
 731                                          add_query_arg(
 732                                              array(
 733                                                  'action' => 'edit',
 734                                                  'menu'   => 0,
 735                                                  'use-location' => $_location,
 736                                              ),
 737                                              admin_url( 'nav-menus.php' )
 738                                          )
 739                                      );
 740                                      ?>
 741                                      ">
 742                                          <?php _ex( 'Use new menu', 'menu' ); ?>
 743                                      </a>
 744                                  </span>
 745                              </div><!-- .locations-row-links -->
 746                          </td><!-- .menu-location-menus -->
 747                      </tr><!-- .menu-locations-row -->
 748                  <?php } // foreach ?>
 749                  </tbody>
 750              </table>
 751              <p class="button-controls wp-clearfix"><?php submit_button( __( 'Save Changes' ), 'primary left', 'nav-menu-locations', false ); ?></p>
 752              <?php wp_nonce_field( 'save-menu-locations' ); ?>
 753              <input type="hidden" name="menu" id="nav-menu-meta-object-id" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
 754          </form>
 755      </div><!-- #menu-locations-wrap -->
 756          <?php
 757          /**
 758           * Fires after the menu locations table is displayed.
 759           *
 760           * @since 3.6.0
 761           */
 762          do_action( 'after_menu_locations_table' );
 763          ?>
 764      <?php else : ?>
 765      <div class="manage-menus">
 766          <?php if ( $menu_count < 1 ) : ?>
 767          <span class="first-menu-message">
 768              <?php _e( 'Create your first menu below.' ); ?>
 769              <span class="screen-reader-text"><?php _e( 'Fill in the Menu Name and click the Create Menu button to create your first menu.' ); ?></span>
 770          </span><!-- /first-menu-message -->
 771          <?php elseif ( $menu_count < 2 ) : ?>
 772          <span class="add-edit-menu-action">
 773              <?php
 774              printf(
 775                  /* translators: %s: URL to create a new menu. */
 776                  __( 'Edit your menu below, or <a href="%s">create a new menu</a>. Don&#8217;t forget to save your changes!' ),
 777                  esc_url(
 778                      add_query_arg(
 779                          array(
 780                              'action' => 'edit',
 781                              'menu'   => 0,
 782                          ),
 783                          admin_url( 'nav-menus.php' )
 784                      )
 785                  )
 786              );
 787              ?>
 788              <span class="screen-reader-text"><?php _e( 'Click the Save Menu button to save your changes.' ); ?></span>
 789          </span><!-- /add-edit-menu-action -->
 790          <?php else : ?>
 791              <form method="get" action="<?php echo admin_url( 'nav-menus.php' ); ?>">
 792              <input type="hidden" name="action" value="edit" />
 793              <label for="select-menu-to-edit" class="selected-menu"><?php _e( 'Select a menu to edit:' ); ?></label>
 794              <select name="menu" id="select-menu-to-edit">
 795                  <?php if ( $add_new_screen ) : ?>
 796                      <option value="0" selected="selected"><?php _e( '&mdash; Select &mdash;' ); ?></option>
 797                  <?php endif; ?>
 798                  <?php foreach ( (array) $nav_menus as $_nav_menu ) : ?>
 799                      <option value="<?php echo esc_attr( $_nav_menu->term_id ); ?>" <?php selected( $_nav_menu->term_id, $nav_menu_selected_id ); ?>>
 800                          <?php
 801                          echo esc_html( $_nav_menu->truncated_name );
 802  
 803                          if ( ! empty( $menu_locations ) && in_array( $_nav_menu->term_id, $menu_locations ) ) {
 804                              $locations_assigned_to_this_menu = array();
 805                              foreach ( array_keys( $menu_locations, $_nav_menu->term_id ) as $menu_location_key ) {
 806                                  if ( isset( $locations[ $menu_location_key ] ) ) {
 807                                      $locations_assigned_to_this_menu[] = $locations[ $menu_location_key ];
 808                                  }
 809                              }
 810  
 811                              /**
 812                               * Filters the number of locations listed per menu in the drop-down select.
 813                               *
 814                               * @since 3.6.0
 815                               *
 816                               * @param int $locations Number of menu locations to list. Default 3.
 817                               */
 818                              $assigned_locations = array_slice( $locations_assigned_to_this_menu, 0, absint( apply_filters( 'wp_nav_locations_listed_per_menu', 3 ) ) );
 819  
 820                              // Adds ellipses following the number of locations defined in $assigned_locations.
 821                              if ( ! empty( $assigned_locations ) ) {
 822                                  printf(
 823                                      ' (%1$s%2$s)',
 824                                      implode( ', ', $assigned_locations ),
 825                                      count( $locations_assigned_to_this_menu ) > count( $assigned_locations ) ? ' &hellip;' : ''
 826                                  );
 827                              }
 828                          }
 829                          ?>
 830                      </option>
 831                  <?php endforeach; ?>
 832              </select>
 833              <span class="submit-btn"><input type="submit" class="button" value="<?php esc_attr_e( 'Select' ); ?>"></span>
 834              <span class="add-new-menu-action">
 835                  <?php
 836                  printf(
 837                      /* translators: %s: URL to create a new menu. */
 838                      __( 'or <a href="%s">create a new menu</a>. Don&#8217;t forget to save your changes!' ),
 839                      esc_url(
 840                          add_query_arg(
 841                              array(
 842                                  'action' => 'edit',
 843                                  'menu'   => 0,
 844                              ),
 845                              admin_url( 'nav-menus.php' )
 846                          )
 847                      )
 848                  );
 849                  ?>
 850                  <span class="screen-reader-text"><?php _e( 'Click the Save Menu button to save your changes.' ); ?></span>
 851              </span><!-- /add-new-menu-action -->
 852          </form>
 853              <?php
 854          endif;
 855  
 856          $metabox_holder_disabled_class = '';
 857          if ( isset( $_GET['menu'] ) && '0' == $_GET['menu'] ) {
 858              $metabox_holder_disabled_class = ' metabox-holder-disabled';
 859          }
 860          ?>
 861      </div><!-- /manage-menus -->
 862      <div id="nav-menus-frame" class="wp-clearfix">
 863      <div id="menu-settings-column" class="metabox-holder<?php echo $metabox_holder_disabled_class; ?>">
 864  
 865          <div class="clear"></div>
 866  
 867          <form id="nav-menu-meta" class="nav-menu-meta" method="post" enctype="multipart/form-data">
 868              <input type="hidden" name="menu" id="nav-menu-meta-object-id" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
 869              <input type="hidden" name="action" value="add-menu-item" />
 870              <?php wp_nonce_field( 'add-menu_item', 'menu-settings-column-nonce' ); ?>
 871              <h2><?php _e( 'Add menu items' ); ?></h2>
 872              <?php do_accordion_sections( 'nav-menus', 'side', null ); ?>
 873          </form>
 874  
 875      </div><!-- /#menu-settings-column -->
 876      <div id="menu-management-liquid">
 877          <div id="menu-management">
 878              <form id="update-nav-menu" method="post" enctype="multipart/form-data">
 879              <?php
 880                  $new_screen_class = '';
 881              if ( $add_new_screen ) {
 882                  $new_screen_class = 'blank-slate';
 883              }
 884              ?>
 885                  <h2><?php _e( 'Menu structure' ); ?></h2>
 886                  <div class="menu-edit <?php echo $new_screen_class; ?>">
 887                      <input type="hidden" name="nav-menu-data">
 888                      <?php
 889                      wp_nonce_field( 'closedpostboxes', 'closedpostboxesnonce', false );
 890                      wp_nonce_field( 'meta-box-order', 'meta-box-order-nonce', false );
 891                      wp_nonce_field( 'update-nav_menu', 'update-nav-menu-nonce' );
 892  
 893                      $menu_name_aria_desc = $add_new_screen ? ' aria-describedby="menu-name-desc"' : '';
 894  
 895                      if ( $one_theme_location_no_menus ) {
 896                          $menu_name_val = 'value="' . esc_attr( 'Menu 1' ) . '"';
 897                          ?>
 898                          <input type="hidden" name="zero-menu-state" value="true" />
 899                          <?php
 900                      } else {
 901                          $menu_name_val = 'value="' . esc_attr( $nav_menu_selected_title ) . '"';
 902                      }
 903                      ?>
 904                      <input type="hidden" name="action" value="update" />
 905                      <input type="hidden" name="menu" id="menu" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
 906                      <div id="nav-menu-header">
 907                          <div class="major-publishing-actions wp-clearfix">
 908                              <label class="menu-name-label" for="menu-name"><?php _e( 'Menu Name' ); ?></label>
 909                              <input name="menu-name" id="menu-name" type="text" class="menu-name regular-text menu-item-textbox" <?php echo $menu_name_val . $menu_name_aria_desc; ?> />
 910                              <div class="publishing-action">
 911                                  <?php submit_button( empty( $nav_menu_selected_id ) ? __( 'Create Menu' ) : __( 'Save Menu' ), 'primary large menu-save', 'save_menu', false, array( 'id' => 'save_menu_header' ) ); ?>
 912                              </div><!-- END .publishing-action -->
 913                          </div><!-- END .major-publishing-actions -->
 914                      </div><!-- END .nav-menu-header -->
 915                      <div id="post-body">
 916                          <div id="post-body-content" class="wp-clearfix">
 917                              <?php if ( ! $add_new_screen ) : ?>
 918                                  <?php
 919                                  $hide_style = '';
 920                                  if ( isset( $menu_items ) && 0 == count( $menu_items ) ) {
 921                                      $hide_style = 'style="display: none;"';
 922                                  }
 923                                  $starter_copy = ( $one_theme_location_no_menus ) ? __( 'Edit your default menu by adding or removing items. Drag each item into the order you prefer. Click Create Menu to save your changes.' ) : __( 'Drag each item into the order you prefer. Click the arrow on the right of the item to reveal additional configuration options.' );
 924                                  ?>
 925                              <div class="drag-instructions post-body-plain" <?php echo $hide_style; ?>>
 926                                  <p><?php echo $starter_copy; ?></p>
 927                              </div>
 928                                  <?php
 929                                  if ( isset( $edit_markup ) && ! is_wp_error( $edit_markup ) ) {
 930                                      echo $edit_markup;
 931                                  } else {
 932                                      ?>
 933                              <ul class="menu" id="menu-to-edit"></ul>
 934                                  <?php } ?>
 935                              <?php endif; ?>
 936                              <?php if ( $add_new_screen ) : ?>
 937                                  <p class="post-body-plain" id="menu-name-desc"><?php _e( 'Give your menu a name, then click Create Menu.' ); ?></p>
 938                                  <?php if ( isset( $_GET['use-location'] ) ) : ?>
 939                                      <input type="hidden" name="use-location" value="<?php echo esc_attr( $_GET['use-location'] ); ?>" />
 940                                  <?php endif; ?>
 941                                  <?php
 942                                  endif;
 943  
 944                                  $no_menus_style = '';
 945                              if ( $one_theme_location_no_menus ) {
 946                                  $no_menus_style = 'style="display: none;"';
 947                              }
 948                              ?>
 949                              <div class="menu-settings" <?php echo $no_menus_style; ?>>
 950                                  <h3><?php _e( 'Menu Settings' ); ?></h3>
 951                                  <?php
 952                                  if ( ! isset( $auto_add ) ) {
 953                                      $auto_add = get_option( 'nav_menu_options' );
 954                                      if ( ! isset( $auto_add['auto_add'] ) ) {
 955                                          $auto_add = false;
 956                                      } elseif ( false !== array_search( $nav_menu_selected_id, $auto_add['auto_add'] ) ) {
 957                                          $auto_add = true;
 958                                      } else {
 959                                          $auto_add = false;
 960                                      }
 961                                  }
 962                                  ?>
 963  
 964                                  <fieldset class="menu-settings-group auto-add-pages">
 965                                      <legend class="menu-settings-group-name howto"><?php _e( 'Auto add pages' ); ?></legend>
 966                                      <div class="menu-settings-input checkbox-input">
 967                                          <input type="checkbox"<?php checked( $auto_add ); ?> name="auto-add-pages" id="auto-add-pages" value="1" /> <label for="auto-add-pages"><?php printf( __( 'Automatically add new top-level pages to this menu' ), esc_url( admin_url( 'edit.php?post_type=page' ) ) ); ?></label>
 968                                      </div>
 969                                  </fieldset>
 970  
 971                                  <?php if ( current_theme_supports( 'menus' ) ) : ?>
 972  
 973                                      <fieldset class="menu-settings-group menu-theme-locations">
 974                                          <legend class="menu-settings-group-name howto"><?php _e( 'Display location' ); ?></legend>
 975                                          <?php foreach ( $locations as $location => $description ) : ?>
 976                                          <div class="menu-settings-input checkbox-input">
 977                                              <input type="checkbox"<?php checked( isset( $menu_locations[ $location ] ) && $menu_locations[ $location ] == $nav_menu_selected_id ); ?> name="menu-locations[<?php echo esc_attr( $location ); ?>]" id="locations-<?php echo esc_attr( $location ); ?>" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
 978                                              <label for="locations-<?php echo esc_attr( $location ); ?>"><?php echo $description; ?></label>
 979                                              <?php if ( ! empty( $menu_locations[ $location ] ) && $menu_locations[ $location ] != $nav_menu_selected_id ) : ?>
 980                                                  <span class="theme-location-set">
 981                                                  <?php
 982                                                      printf(
 983                                                          /* translators: %s: Menu name. */
 984                                                          _x( '(Currently set to: %s)', 'menu location' ),
 985                                                          wp_get_nav_menu_object( $menu_locations[ $location ] )->name
 986                                                      );
 987                                                  ?>
 988                                                  </span>
 989                                              <?php endif; ?>
 990                                          </div>
 991                                          <?php endforeach; ?>
 992                                      </fieldset>
 993  
 994                                  <?php endif; ?>
 995  
 996                              </div>
 997                          </div><!-- /#post-body-content -->
 998                      </div><!-- /#post-body -->
 999                      <div id="nav-menu-footer">
1000                          <div class="major-publishing-actions wp-clearfix">
1001                              <?php if ( 0 != $menu_count && ! $add_new_screen ) : ?>
1002                              <span class="delete-action">
1003                                  <a class="submitdelete deletion menu-delete" href="
1004                                  <?php
1005                                  echo esc_url(
1006                                      wp_nonce_url(
1007                                          add_query_arg(
1008                                              array(
1009                                                  'action' => 'delete',
1010                                                  'menu'   => $nav_menu_selected_id,
1011                                              ),
1012                                              admin_url( 'nav-menus.php' )
1013                                          ),
1014                                          'delete-nav_menu-' . $nav_menu_selected_id
1015                                      )
1016                                  );
1017                                  ?>
1018                                  "><?php _e( 'Delete Menu' ); ?></a>
1019                              </span><!-- END .delete-action -->
1020                              <?php endif; ?>
1021                              <div class="publishing-action">
1022                                  <?php submit_button( empty( $nav_menu_selected_id ) ? __( 'Create Menu' ) : __( 'Save Menu' ), 'primary large menu-save', 'save_menu', false, array( 'id' => 'save_menu_footer' ) ); ?>
1023                              </div><!-- END .publishing-action -->
1024                          </div><!-- END .major-publishing-actions -->
1025                      </div><!-- /#nav-menu-footer -->
1026                  </div><!-- /.menu-edit -->
1027              </form><!-- /#update-nav-menu -->
1028          </div><!-- /#menu-management -->
1029      </div><!-- /#menu-management-liquid -->
1030      </div><!-- /#nav-menus-frame -->
1031      <?php endif; ?>
1032  </div><!-- /.wrap-->
1033  <?php include ( ABSPATH . 'wp-admin/admin-footer.php' ); ?>


Generated: Wed Oct 16 08:20:01 2019 Cross-referenced by PHPXref 0.7