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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 ( '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  // Permissions Check
  22  if ( ! current_user_can('edit_theme_options') )
  23      wp_die( __( 'Cheatin&#8217; uh?' ) );
  24  
  25  // Nav Menu CSS
  26  wp_admin_css( 'nav-menu' );
  27  
  28  // jQuery
  29  wp_enqueue_script( 'jquery' );
  30  wp_enqueue_script( 'jquery-ui-draggable' );
  31  wp_enqueue_script( 'jquery-ui-droppable' );
  32  wp_enqueue_script( 'jquery-ui-sortable' );
  33  
  34  // Nav Menu functions
  35  wp_enqueue_script( 'nav-menu' );
  36  
  37  // Metaboxes
  38  wp_enqueue_script( 'common' );
  39  wp_enqueue_script( 'wp-lists' );
  40  wp_enqueue_script( 'postbox' );
  41  
  42  // Container for any messages displayed to the user
  43  $messages = array();
  44  
  45  // Container that stores the name of the active menu
  46  $nav_menu_selected_title = '';
  47  
  48  // The menu id of the current menu being edited
  49  $nav_menu_selected_id = isset( $_REQUEST['menu'] ) ? (int) $_REQUEST['menu'] : 0;
  50  
  51  // Allowed actions: add, update, delete
  52  $action = isset( $_REQUEST['action'] ) ? $_REQUEST['action'] : 'edit';
  53  
  54  switch ( $action ) {
  55      case 'add-menu-item':
  56          check_admin_referer( 'add-menu_item', 'menu-settings-column-nonce' );
  57          if ( isset( $_REQUEST['nav-menu-locations'] ) )
  58              set_theme_mod( 'nav_menu_locations', array_map( 'absint', $_REQUEST['menu-locations'] ) );
  59          elseif ( isset( $_REQUEST['menu-item'] ) )
  60              wp_save_nav_menu_items( $nav_menu_selected_id, $_REQUEST['menu-item'] );
  61          break;
  62      case 'move-down-menu-item' :
  63          // moving down a menu item is the same as moving up the next in order
  64          check_admin_referer( 'move-menu_item' );
  65          $menu_item_id = isset( $_REQUEST['menu-item'] ) ? (int) $_REQUEST['menu-item'] : 0;
  66          if ( is_nav_menu_item( $menu_item_id ) ) {
  67              $menus = isset( $_REQUEST['menu'] ) ? array( (int) $_REQUEST['menu'] ) : wp_get_object_terms( $menu_item_id, 'nav_menu', array( 'fields' => 'ids' ) );
  68              if ( ! is_wp_error( $menus ) && ! empty( $menus[0] ) ) {
  69                  $menu_id = (int) $menus[0];
  70                  $ordered_menu_items = wp_get_nav_menu_items( $menu_id );
  71                  $menu_item_data = (array) wp_setup_nav_menu_item( get_post( $menu_item_id ) );
  72  
  73                  // setup the data we need in one pass through the array of menu items
  74                  $dbids_to_orders = array();
  75                  $orders_to_dbids = array();
  76                  foreach( (array) $ordered_menu_items as $ordered_menu_item_object ) {
  77                      if ( isset( $ordered_menu_item_object->ID ) ) {
  78                          if ( isset( $ordered_menu_item_object->menu_order ) ) {
  79                              $dbids_to_orders[$ordered_menu_item_object->ID] = $ordered_menu_item_object->menu_order;
  80                              $orders_to_dbids[$ordered_menu_item_object->menu_order] = $ordered_menu_item_object->ID;
  81                          }
  82                      }
  83                  }
  84  
  85                  // get next in order
  86                  if (
  87                      isset( $orders_to_dbids[$dbids_to_orders[$menu_item_id] + 1] )
  88                  ) {
  89                      $next_item_id = $orders_to_dbids[$dbids_to_orders[$menu_item_id] + 1];
  90                      $next_item_data = (array) wp_setup_nav_menu_item( get_post( $next_item_id ) );
  91  
  92                      // if not siblings of same parent, bubble menu item up but keep order
  93                      if (
  94                          ! empty( $menu_item_data['menu_item_parent'] ) &&
  95                          (
  96                              empty( $next_item_data['menu_item_parent'] ) ||
  97                              $next_item_data['menu_item_parent'] != $menu_item_data['menu_item_parent']
  98                          )
  99                      ) {
 100  
 101                          $parent_db_id = in_array( $menu_item_data['menu_item_parent'], $orders_to_dbids ) ? (int) $menu_item_data['menu_item_parent'] : 0;
 102  
 103                          $parent_object = wp_setup_nav_menu_item( get_post( $parent_db_id ) );
 104  
 105                          if ( ! is_wp_error( $parent_object ) ) {
 106                              $parent_data = (array) $parent_object;
 107                              $menu_item_data['menu_item_parent'] = $parent_data['menu_item_parent'];
 108                              update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] );
 109  
 110                          }
 111  
 112                      // make menu item a child of its next sibling
 113                      } else {
 114                          $next_item_data['menu_order'] = $next_item_data['menu_order'] - 1;
 115                          $menu_item_data['menu_order'] = $menu_item_data['menu_order'] + 1;
 116  
 117                          $menu_item_data['menu_item_parent'] = $next_item_data['ID'];
 118                          update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] );
 119  
 120                          wp_update_post($menu_item_data);
 121                          wp_update_post($next_item_data);
 122                      }
 123  
 124  
 125                  // the item is last but still has a parent, so bubble up
 126                  } elseif (
 127                      ! empty( $menu_item_data['menu_item_parent'] ) &&
 128                      in_array( $menu_item_data['menu_item_parent'], $orders_to_dbids )
 129                  ) {
 130                      $menu_item_data['menu_item_parent'] = (int) get_post_meta( $menu_item_data['menu_item_parent'], '_menu_item_menu_item_parent', true);
 131                      update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] );
 132                  }
 133              }
 134          }
 135  
 136          break;
 137      case 'move-up-menu-item' :
 138          check_admin_referer( 'move-menu_item' );
 139          $menu_item_id = isset( $_REQUEST['menu-item'] ) ? (int) $_REQUEST['menu-item'] : 0;
 140          if ( is_nav_menu_item( $menu_item_id ) ) {
 141              $menus = isset( $_REQUEST['menu'] ) ? array( (int) $_REQUEST['menu'] ) : wp_get_object_terms( $menu_item_id, 'nav_menu', array( 'fields' => 'ids' ) );
 142              if ( ! is_wp_error( $menus ) && ! empty( $menus[0] ) ) {
 143                  $menu_id = (int) $menus[0];
 144                  $ordered_menu_items = wp_get_nav_menu_items( $menu_id );
 145                  $menu_item_data = (array) wp_setup_nav_menu_item( get_post( $menu_item_id ) );
 146  
 147                  // setup the data we need in one pass through the array of menu items
 148                  $dbids_to_orders = array();
 149                  $orders_to_dbids = array();
 150                  foreach( (array) $ordered_menu_items as $ordered_menu_item_object ) {
 151                      if ( isset( $ordered_menu_item_object->ID ) ) {
 152                          if ( isset( $ordered_menu_item_object->menu_order ) ) {
 153                              $dbids_to_orders[$ordered_menu_item_object->ID] = $ordered_menu_item_object->menu_order;
 154                              $orders_to_dbids[$ordered_menu_item_object->menu_order] = $ordered_menu_item_object->ID;
 155                          }
 156                      }
 157                  }
 158  
 159  
 160                  // if this menu item is not first
 161                  if ( ! empty( $dbids_to_orders[$menu_item_id] ) && ! empty( $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1] ) ) {
 162  
 163                      // if this menu item is a child of the previous
 164                      if (
 165                          ! empty( $menu_item_data['menu_item_parent'] ) &&
 166                          in_array( $menu_item_data['menu_item_parent'], array_keys( $dbids_to_orders ) ) &&
 167                          isset( $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1] ) &&
 168                          ( $menu_item_data['menu_item_parent'] == $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1] )
 169                      ) {
 170                          $parent_db_id = in_array( $menu_item_data['menu_item_parent'], $orders_to_dbids ) ? (int) $menu_item_data['menu_item_parent'] : 0;
 171                          $parent_object = wp_setup_nav_menu_item( get_post( $parent_db_id ) );
 172  
 173                          if ( ! is_wp_error( $parent_object ) ) {
 174                              $parent_data = (array) $parent_object;
 175  
 176                              // if there is something before the parent and parent a child of it, make menu item a child also of it
 177                              if (
 178                                  ! empty( $dbids_to_orders[$parent_db_id] ) &&
 179                                  ! empty( $orders_to_dbids[$dbids_to_orders[$parent_db_id] - 1] ) &&
 180                                  ! empty( $parent_data['menu_item_parent'] )
 181                              ) {
 182                                  $menu_item_data['menu_item_parent'] = $parent_data['menu_item_parent'];
 183  
 184                              // else if there is something before parent and parent not a child of it, make menu item a child of that something's parent
 185                              } elseif (
 186                                  ! empty( $dbids_to_orders[$parent_db_id] ) &&
 187                                  ! empty( $orders_to_dbids[$dbids_to_orders[$parent_db_id] - 1] )
 188                              ) {
 189                                  $_possible_parent_id = (int) get_post_meta( $orders_to_dbids[$dbids_to_orders[$parent_db_id] - 1], '_menu_item_menu_item_parent', true);
 190                                  if ( in_array( $_possible_parent_id, array_keys( $dbids_to_orders ) ) )
 191                                      $menu_item_data['menu_item_parent'] = $_possible_parent_id;
 192                                  else
 193                                      $menu_item_data['menu_item_parent'] = 0;
 194  
 195                              // else there isn't something before the parent
 196                              } else {
 197                                  $menu_item_data['menu_item_parent'] = 0;
 198                              }
 199  
 200                              // set former parent's [menu_order] to that of menu-item's
 201                              $parent_data['menu_order'] = $parent_data['menu_order'] + 1;
 202  
 203                              // set menu-item's [menu_order] to that of former parent
 204                              $menu_item_data['menu_order'] = $menu_item_data['menu_order'] - 1;
 205  
 206                              // save changes
 207                              update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] );
 208                              wp_update_post($menu_item_data);
 209                              wp_update_post($parent_data);
 210                          }
 211  
 212                      // else this menu item is not a child of the previous
 213                      } elseif (
 214                          empty( $menu_item_data['menu_order'] ) ||
 215                          empty( $menu_item_data['menu_item_parent'] ) ||
 216                          ! in_array( $menu_item_data['menu_item_parent'], array_keys( $dbids_to_orders ) ) ||
 217                          empty( $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1] ) ||
 218                          $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1] != $menu_item_data['menu_item_parent']
 219                      ) {
 220                          // just make it a child of the previous; keep the order
 221                          $menu_item_data['menu_item_parent'] = (int) $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1];
 222                          update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] );
 223                          wp_update_post($menu_item_data);
 224                      }
 225                  }
 226              }
 227          }
 228          break;
 229  
 230      case 'delete-menu-item':
 231          $menu_item_id = (int) $_REQUEST['menu-item'];
 232  
 233          check_admin_referer( 'delete-menu_item_' . $menu_item_id );
 234  
 235  
 236          if ( is_nav_menu_item( $menu_item_id ) && wp_delete_post( $menu_item_id, true ) )
 237              $messages[] = '<div id="message" class="updated"><p>' . __('The menu item has been successfully deleted.') . '</p></div>';
 238          break;
 239      case 'delete':
 240          check_admin_referer( 'delete-nav_menu-' . $nav_menu_selected_id );
 241  
 242          if ( is_nav_menu( $nav_menu_selected_id ) ) {
 243              $deleted_nav_menu = wp_get_nav_menu_object( $nav_menu_selected_id );
 244              $delete_nav_menu = wp_delete_nav_menu( $nav_menu_selected_id );
 245  
 246              if ( is_wp_error($delete_nav_menu) ) {
 247                  $messages[] = '<div id="message" class="error"><p>' . $delete_nav_menu->get_error_message() . '</p></div>';
 248              } else {
 249                  // Remove this menu from any locations.
 250                  $locations = get_theme_mod( 'nav_menu_locations' );
 251                  foreach ( (array) $locations as $location => $menu_id ) {
 252                      if ( $menu_id == $nav_menu_selected_id )
 253                          $locations[ $location ] = 0;
 254                  }
 255                  set_theme_mod( 'nav_menu_locations', $locations );
 256                  $messages[] = '<div id="message" class="updated"><p>' . __('The menu has been successfully deleted.') . '</p></div>';
 257                  // Select the next available menu
 258                  $nav_menu_selected_id = 0;
 259                  $_nav_menus = wp_get_nav_menus( array('orderby' => 'name') );
 260                  foreach( $_nav_menus as $index => $_nav_menu ) {
 261                      if ( strcmp( $_nav_menu->name, $deleted_nav_menu->name ) >= 0
 262                       || $index == count( $_nav_menus ) - 1 ) {
 263                          $nav_menu_selected_id = $_nav_menu->term_id;
 264                          break;
 265                      }
 266                  }
 267              }
 268              unset( $delete_nav_menu, $deleted_nav_menu, $_nav_menus );
 269          } else {
 270              // Reset the selected menu
 271              $nav_menu_selected_id = 0;
 272              unset( $_REQUEST['menu'] );
 273          }
 274          break;
 275  
 276      case 'update':
 277          check_admin_referer( 'update-nav_menu', 'update-nav-menu-nonce' );
 278  
 279          // Update menu theme locations
 280          if ( isset( $_POST['menu-locations'] ) )
 281              set_theme_mod( 'nav_menu_locations', array_map( 'absint', $_POST['menu-locations'] ) );
 282  
 283          // Add Menu
 284          if ( 0 == $nav_menu_selected_id ) {
 285              $new_menu_title = trim( esc_html( $_POST['menu-name'] ) );
 286  
 287              if ( $new_menu_title ) {
 288                  $_nav_menu_selected_id = wp_update_nav_menu_object( 0, array('menu-name' => $new_menu_title) );
 289  
 290                  if ( is_wp_error( $_nav_menu_selected_id ) ) {
 291                      $messages[] = '<div id="message" class="error"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
 292                  } else {
 293                      if ( ( $_menu_locations = get_registered_nav_menus() ) && 1 == count( wp_get_nav_menus() ) )
 294                          set_theme_mod( 'nav_menu_locations', array( key( $_menu_locations ) => $_nav_menu_selected_id ) );
 295                      unset( $_menu_locations );
 296                      $_menu_object = wp_get_nav_menu_object( $_nav_menu_selected_id );
 297                      $nav_menu_selected_id = $_nav_menu_selected_id;
 298                      $nav_menu_selected_title = $_menu_object->name;
 299                      $messages[] = '<div id="message" class="updated"><p>' . sprintf( __('The <strong>%s</strong> menu has been successfully created.'), $nav_menu_selected_title ) . '</p></div>';
 300                  }
 301              } else {
 302                  $messages[] = '<div id="message" class="error"><p>' . __('Please enter a valid menu name.') . '</p></div>';
 303              }
 304  
 305          // update existing menu
 306          } else {
 307  
 308              $_menu_object = wp_get_nav_menu_object( $nav_menu_selected_id );
 309  
 310              $menu_title = trim( esc_html( $_POST['menu-name'] ) );
 311              if ( ! $menu_title ) {
 312                  $messages[] = '<div id="message" class="error"><p>' . __('Please enter a valid menu name.') . '</p></div>';
 313                  $menu_title = $_menu_object->name;
 314              }
 315  
 316              if ( ! is_wp_error( $_menu_object ) ) {
 317                  $_nav_menu_selected_id = wp_update_nav_menu_object( $nav_menu_selected_id, array( 'menu-name' => $menu_title ) );
 318                  if ( is_wp_error( $_nav_menu_selected_id ) ) {
 319                      $_menu_object = $_nav_menu_selected_id;
 320                      $messages[] = '<div id="message" class="error"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
 321                  } else {
 322                      $_menu_object = wp_get_nav_menu_object( $_nav_menu_selected_id );
 323                      $nav_menu_selected_title = $_menu_object->name;
 324                  }
 325              }
 326  
 327              // Update menu items
 328  
 329              if ( ! is_wp_error( $_menu_object ) ) {
 330                  $unsorted_menu_items = wp_get_nav_menu_items( $nav_menu_selected_id, array('orderby' => 'ID', 'output' => ARRAY_A, 'output_key' => 'ID', 'post_status' => 'draft,publish') );
 331                  $menu_items = array();
 332                  // Index menu items by db ID
 333                  foreach( $unsorted_menu_items as $_item )
 334                      $menu_items[$_item->db_id] = $_item;
 335  
 336                  $post_fields = array( 'menu-item-db-id', 'menu-item-object-id', 'menu-item-object', 'menu-item-parent-id', 'menu-item-position', 'menu-item-type', 'menu-item-title', 'menu-item-url', 'menu-item-description', 'menu-item-attr-title', 'menu-item-target', 'menu-item-classes', 'menu-item-xfn' );
 337                  wp_defer_term_counting(true);
 338                  // Loop through all the menu items' POST variables
 339                  if ( ! empty( $_POST['menu-item-db-id'] ) ) {
 340                      foreach( (array) $_POST['menu-item-db-id'] as $_key => $k ) {
 341  
 342                          // Menu item title can't be blank
 343                          if ( empty( $_POST['menu-item-title'][$_key] ) )
 344                              continue;
 345  
 346                          $args = array();
 347                          foreach ( $post_fields as $field )
 348                              $args[$field] = isset( $_POST[$field][$_key] ) ? $_POST[$field][$_key] : '';
 349  
 350                          $menu_item_db_id = wp_update_nav_menu_item( $nav_menu_selected_id, ( $_POST['menu-item-db-id'][$_key] != $_key ? 0 : $_key ), $args );
 351  
 352                          if ( is_wp_error( $menu_item_db_id ) )
 353                              $messages[] = '<div id="message" class="error"><p>' . $menu_item_db_id->get_error_message() . '</p></div>';
 354                          elseif ( isset( $menu_items[$menu_item_db_id] ) )
 355                              unset( $menu_items[$menu_item_db_id] );
 356                      }
 357                  }
 358  
 359                  // Remove menu items from the menu that weren't in $_POST
 360                  if ( ! empty( $menu_items ) ) {
 361                      foreach ( array_keys( $menu_items ) as $menu_item_id ) {
 362                          if ( is_nav_menu_item( $menu_item_id ) ) {
 363                              wp_delete_post( $menu_item_id );
 364                          }
 365                      }
 366                  }
 367  
 368                  // Store 'auto-add' pages.
 369                  $auto_add = ! empty( $_POST['auto-add-pages'] );
 370                  $nav_menu_option = (array) get_option( 'nav_menu_options' );
 371                  if ( ! isset( $nav_menu_option['auto_add'] ) )
 372                      $nav_menu_option['auto_add'] = array();
 373                  if ( $auto_add ) {
 374                      if ( ! in_array( $nav_menu_selected_id, $nav_menu_option['auto_add'] ) )
 375                          $nav_menu_option['auto_add'][] = $nav_menu_selected_id;
 376                  } else {
 377                      if ( false !== ( $key = array_search( $nav_menu_selected_id, $nav_menu_option['auto_add'] ) ) )
 378                          unset( $nav_menu_option['auto_add'][$key] );
 379                  }
 380                  // Remove nonexistent/deleted menus
 381                  $nav_menu_option['auto_add'] = array_intersect( $nav_menu_option['auto_add'], wp_get_nav_menus( array( 'fields' => 'ids' ) ) );
 382                  update_option( 'nav_menu_options', $nav_menu_option );
 383  
 384                  wp_defer_term_counting(false);
 385  
 386                  do_action( 'wp_update_nav_menu', $nav_menu_selected_id );
 387  
 388                  $messages[] = '<div id="message" class="updated"><p>' . sprintf( __('The <strong>%s</strong> menu has been updated.'), $nav_menu_selected_title ) . '</p></div>';
 389                  unset( $menu_items, $unsorted_menu_items );
 390              }
 391          }
 392          break;
 393  }
 394  
 395  // Get all nav menus
 396  $nav_menus = wp_get_nav_menus( array('orderby' => 'name') );
 397  
 398  // Get recently edited nav menu
 399  $recently_edited = (int) get_user_option( 'nav_menu_recently_edited' );
 400  
 401  // If there was no recently edited menu, and $nav_menu_selected_id is a nav menu, update recently edited menu.
 402  if ( !$recently_edited && is_nav_menu( $nav_menu_selected_id ) ) {
 403      $recently_edited = $nav_menu_selected_id;
 404  
 405  // Else if $nav_menu_selected_id is not a menu and not requesting that we create a new menu, but $recently_edited is a menu, grab that one.
 406  } elseif ( 0 == $nav_menu_selected_id && ! isset( $_REQUEST['menu'] ) && is_nav_menu( $recently_edited ) ) {
 407      $nav_menu_selected_id = $recently_edited;
 408  
 409  // Else try to grab the first menu from the menus list
 410  } elseif ( 0 == $nav_menu_selected_id && ! isset( $_REQUEST['menu'] ) && ! empty($nav_menus) ) {
 411      $nav_menu_selected_id = $nav_menus[0]->term_id;
 412  }
 413  
 414  // Update the user's setting
 415  if ( $nav_menu_selected_id != $recently_edited && is_nav_menu( $nav_menu_selected_id ) )
 416      update_user_meta( $current_user->ID, 'nav_menu_recently_edited', $nav_menu_selected_id );
 417  
 418  // If there's a menu, get its name.
 419  if ( ! $nav_menu_selected_title && is_nav_menu( $nav_menu_selected_id ) ) {
 420      $_menu_object = wp_get_nav_menu_object( $nav_menu_selected_id );
 421      $nav_menu_selected_title = ! is_wp_error( $_menu_object ) ? $_menu_object->name : '';
 422  }
 423  
 424  // Generate truncated menu names
 425  foreach( (array) $nav_menus as $key => $_nav_menu ) {
 426      $_nav_menu->truncated_name = trim( wp_html_excerpt( $_nav_menu->name, 40 ) );
 427      if ( $_nav_menu->truncated_name != $_nav_menu->name )
 428          $_nav_menu->truncated_name .= '&hellip;';
 429  
 430      $nav_menus[$key]->truncated_name = $_nav_menu->truncated_name;
 431  }
 432  
 433  // Ensure the user will be able to scroll horizontally
 434  // by adding a class for the max menu depth.
 435  global $_wp_nav_menu_max_depth;
 436  $_wp_nav_menu_max_depth = 0;
 437  
 438  // Calling wp_get_nav_menu_to_edit generates $_wp_nav_menu_max_depth
 439  if ( is_nav_menu( $nav_menu_selected_id ) )
 440      $edit_markup = wp_get_nav_menu_to_edit( $nav_menu_selected_id  );
 441  
 442  function wp_nav_menu_max_depth() {
 443      global $_wp_nav_menu_max_depth;
 444      return "menu-max-depth-$_wp_nav_menu_max_depth";
 445  }
 446  
 447  add_action('admin_body_class','wp_nav_menu_max_depth');
 448  
 449  wp_nav_menu_setup();
 450  wp_initial_nav_menu_meta_boxes();
 451  
 452  if ( ! current_theme_supports( 'menus' ) && ! wp_get_nav_menus() )
 453      echo '<div id="message" class="updated"><p>' . __('The current theme does not natively support menus, but you can use the &#8220;Custom Menu&#8221; widget to add any menus you create here to the theme&#8217;s sidebar.') . '</p></div>';
 454  
 455  $help =  '<p>' . __('This feature is new in version 3.0; to use a custom menu in place of your theme&#8217;s default menus, support for this feature must be registered in the theme&#8217;s functions.php file. If your theme does not support the custom menus feature yet (the new default theme, Twenty Ten, does), you can learn about adding support yourself by following the below link.') . '</p>';
 456  $help .= '<p>' . __('You can create custom menus for your site. These menus may contain links to pages, categories, custom links or other content types (use the Screen Options tab to decide which ones to show on the screen). You can specify a different navigation label for a menu item as well as other attributes. You can create multiple menus. If your theme includes more than one menu, you can choose which custom menu to associate with each. You can also use custom menus in conjunction with the Custom Menus widget.') . '</p>';
 457  $help .= '<p>' . __('To create a new custom menu, click on the + tab, give the menu a name, and click Create Menu. Next, add menu items from the appropriate boxes. You&#8217;ll be able to edit the information for each menu item, and can drag and drop to put them in order. You can also drag a menu item a little to the right to make it a submenu, to create menus with hierarchy. You&#8217;ll see when the position of the drop target shifts over to create the nested placement. Don&#8217;t forget to click Save when you&#8217;re finished.') . '</p>';
 458  $help .= '<p><strong>' . __('For more information:') . '</strong></p>';
 459  $help .= '<p>' . __('<a href="http://codex.wordpress.org/Appearance_Menus_SubPanel" target="_blank">Menus Documentation</a>') . '</p>';
 460  $help .= '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>';
 461  
 462  add_contextual_help($current_screen, $help);
 463  
 464  // Get the admin header
 465  require_once ( 'admin-header.php' );
 466  ?>
 467  <div class="wrap">
 468      <?php screen_icon(); ?>
 469      <h2><?php esc_html_e('Menus'); ?></h2>
 470      <?php
 471      foreach( $messages as $message ) :
 472          echo $message . "\n";
 473      endforeach;
 474      ?>
 475      <div id="nav-menus-frame">
 476      <div id="menu-settings-column" class="metabox-holder<?php if ( !$nav_menu_selected_id ) { echo ' metabox-holder-disabled'; } ?>">
 477  
 478          <form id="nav-menu-meta" action="<?php echo admin_url( 'nav-menus.php' ); ?>" class="nav-menu-meta" method="post" enctype="multipart/form-data">
 479              <input type="hidden" name="menu" id="nav-menu-meta-object-id" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
 480              <input type="hidden" name="action" value="add-menu-item" />
 481              <?php wp_nonce_field( 'add-menu_item', 'menu-settings-column-nonce' ); ?>
 482              <?php do_meta_boxes( 'nav-menus', 'side', null ); ?>
 483          </form>
 484  
 485      </div><!-- /#menu-settings-column -->
 486      <div id="menu-management-liquid">
 487          <div id="menu-management">
 488              <div id="select-nav-menu-container" class="hide-if-js">
 489                  <form id="select-nav-menu" action="">
 490                      <strong><label for="select-nav-menu"><?php esc_html_e( 'Select Menu:' ); ?></label></strong>
 491                      <select class="select-nav-menu" name="menu">
 492                          <?php foreach( (array) $nav_menus as $_nav_menu ) : ?>
 493                              <option value="<?php echo esc_attr($_nav_menu->term_id) ?>" <?php selected($nav_menu_selected_id, $_nav_menu->term_id); ?>>
 494                                  <?php echo esc_html( $_nav_menu->truncated_name ); ?>
 495                              </option>
 496                          <?php endforeach; ?>
 497                          <option value="0"><?php esc_html_e('Add New Menu'); ?></option>
 498                      </select>
 499                      <input type="hidden" name="action" value="edit" />
 500                      <input class="button-secondary" name="select_menu" type="submit" value="<?php esc_attr_e('Select'); ?>" />
 501                  </form>
 502              </div>
 503              <div class="nav-tabs-wrapper">
 504              <div class="nav-tabs">
 505                  <?php
 506                  foreach( (array) $nav_menus as $_nav_menu ) :
 507                      if ( $nav_menu_selected_id == $_nav_menu->term_id ) : ?><span class="nav-tab nav-tab-active">
 508                              <?php echo esc_html( $_nav_menu->truncated_name ); ?>
 509                          </span><?php else : ?><a href="<?php
 510                              echo esc_url(add_query_arg(
 511                                  array(
 512                                      'action' => 'edit',
 513                                      'menu' => $_nav_menu->term_id,
 514                                  ),
 515                                  admin_url( 'nav-menus.php' )
 516                              ));
 517                          ?>" class="nav-tab hide-if-no-js">
 518                              <?php echo esc_html( $_nav_menu->truncated_name ); ?>
 519                          </a><?php endif;
 520                  endforeach;
 521                  if ( 0 == $nav_menu_selected_id ) : ?><span class="nav-tab menu-add-new nav-tab-active">
 522                      <?php printf( '<abbr title="%s">+</abbr>', esc_html__( 'Add menu' ) ); ?>
 523                  </span><?php else : ?><a href="<?php
 524                      echo esc_url(add_query_arg(
 525                          array(
 526                              'action' => 'edit',
 527                              'menu' => 0,
 528                          ),
 529                          admin_url( 'nav-menus.php' )
 530                      ));
 531                  ?>" class="nav-tab menu-add-new">
 532                      <?php printf( '<abbr title="%s">+</abbr>', esc_html__( 'Add menu' ) ); ?>
 533                  </a><?php endif; ?>
 534              </div>
 535              </div>
 536              <div class="menu-edit">
 537                  <form id="update-nav-menu" action="<?php echo admin_url( 'nav-menus.php' ); ?>" method="post" enctype="multipart/form-data">
 538                      <div id="nav-menu-header">
 539                          <div id="submitpost" class="submitbox">
 540                              <div class="major-publishing-actions">
 541                                  <label class="menu-name-label howto open-label" for="menu-name">
 542                                      <span><?php _e('Menu Name'); ?></span>
 543                                      <input name="menu-name" id="menu-name" type="text" class="menu-name regular-text menu-item-textbox input-with-default-title" title="<?php esc_attr_e('Enter menu name here'); ?>" value="<?php echo esc_attr( $nav_menu_selected_title  ); ?>" />
 544                                  </label>
 545                                  <?php if ( !empty( $nav_menu_selected_id ) ) :
 546                                      if ( ! isset( $auto_add ) ) {
 547                                          $auto_add = get_option( 'nav_menu_options' );
 548                                          if ( ! isset( $auto_add['auto_add'] ) )
 549                                              $auto_add = false;
 550                                          elseif ( false !== array_search( $nav_menu_selected_id, $auto_add['auto_add'] ) )
 551                                              $auto_add = true;
 552                                          else
 553                                              $auto_add = false;
 554                                      }
 555                                  ?>
 556                                  <div class="auto-add-pages">
 557                                      <label class="howto"><input type="checkbox"<?php checked( $auto_add ); ?> name="auto-add-pages" value="1" /> <?php printf( __('Automatically add new top-level pages' ), esc_url( admin_url( 'edit.php?post_type=page' ) ) ); ?></label>
 558                                  </div>
 559                                  <?php endif; ?>
 560                                  <br class="clear" />
 561                                  <div class="publishing-action">
 562                                      <input class="button-primary menu-save" name="save_menu" type="submit" value="<?php empty($nav_menu_selected_id) ? esc_attr_e('Create Menu') : esc_attr_e('Save Menu'); ?>" />
 563                                  </div><!-- END .publishing-action -->
 564  
 565                                  <?php if ( ! empty( $nav_menu_selected_id ) ) : ?>
 566                                  <div class="delete-action">
 567                                      <a class="submitdelete deletion menu-delete" href="<?php echo esc_url( wp_nonce_url( admin_url('nav-menus.php?action=delete&amp;menu=' . $nav_menu_selected_id), 'delete-nav_menu-' . $nav_menu_selected_id ) ); ?>"><?php _e('Delete Menu'); ?></a>
 568                                  </div><!-- END .delete-action -->
 569                                  <?php endif; ?>
 570                              </div><!-- END .major-publishing-actions -->
 571                          </div><!-- END #submitpost .submitbox -->
 572                          <?php
 573                          wp_nonce_field( 'closedpostboxes', 'closedpostboxesnonce', false );
 574                          wp_nonce_field( 'meta-box-order', 'meta-box-order-nonce', false );
 575                          wp_nonce_field( 'update-nav_menu', 'update-nav-menu-nonce' );
 576                          ?>
 577                          <input type="hidden" name="action" value="update" />
 578                          <input type="hidden" name="menu" id="menu" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
 579                      </div><!-- END #nav-menu-header -->
 580                      <div id="post-body">
 581                          <div id="post-body-content">
 582                              <?php
 583                              if ( isset( $edit_markup ) ) {
 584                                  if ( ! is_wp_error( $edit_markup ) )
 585                                      echo $edit_markup;
 586                              } else if ( empty( $nav_menu_selected_id ) ) {
 587                                  echo '<div class="post-body-plain">';
 588                                  echo '<p>' . __('To create a custom menu, give it a name above and click Create Menu. Then choose items like pages, categories or custom links from the left column to add to this menu.') . '</p>';
 589                                  echo '<p>' . __('After you have added your items, drag and drop to put them in the order you want. You can also click each item to reveal additional configuration options.') . '</p>';
 590                                  echo '<p>' . __('When you have finished building your custom menu, make sure you click the Save Menu button.') . '</p>';
 591                                  echo '</div>';
 592                              }
 593                              ?>
 594                          </div><!-- /#post-body-content -->
 595                      </div><!-- /#post-body -->
 596                  </form><!-- /#update-nav-menu -->
 597              </div><!-- /.menu-edit -->
 598          </div><!-- /#menu-management -->
 599      </div><!-- /#menu-management-liquid -->
 600      </div><!-- /#nav-menus-frame -->
 601  </div><!-- /.wrap-->
 602  
 603  
 604  <?php include ( 'admin-footer.php' ); ?>


Generated: Thu Oct 14 05:11:12 2010 Cross-referenced by PHPXref 0.7