WP hooks navigation: Home/browse • Actions index • Filters index
To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 688 | $menu_item->target = empty( $menu_item->target ) ? get_post_meta( $menu_item->ID, '_menu_item_target', true ) : $menu_item->target; |
| 689 | |
| 690 | /** |
| 691 | * Filter a navigation menu item's title attribute. |
| 692 | * |
| 693 | * @since 3.0.0 |
| 694 | * |
| 695 | * @param string $item_title The menu item title attribute. |
| 696 | */ |
| 697 | $menu_item->attr_title = empty( $menu_item->attr_title ) ? apply_filters( 'nav_menu_attr_title', $menu_item->post_excerpt ) : $menu_item->attr_title; |
| 698 | |
| 699 | if ( empty( $menu_item->description ) ) { |
| 700 | /** |
| 701 | * Filter a navigation menu item's description. |
| 702 | * |
| 703 | * @since 3.0.0 |
| 704 | * |
| 705 | * @param string $description The menu item description. |
| 706 | */ |
| Line | Code |
| 721 | |
| 722 | if ( '' === $menu_item->post_title ) |
| 723 | $menu_item->post_title = sprintf( __( '#%d (no title)' ), $menu_item->ID ); |
| 724 | |
| 725 | $menu_item->title = $menu_item->post_title; |
| 726 | $menu_item->url = get_permalink( $menu_item->ID ); |
| 727 | $menu_item->target = ''; |
| 728 | |
| 729 | /** This filter is documented in wp-includes/nav-menu.php */ |
| 730 | $menu_item->attr_title = apply_filters( 'nav_menu_attr_title', '' ); |
| 731 | |
| 732 | /** This filter is documented in wp-includes/nav-menu.php */ |
| 733 | $menu_item->description = apply_filters( 'nav_menu_description', '' ); |
| 734 | $menu_item->classes = array(); |
| 735 | $menu_item->xfn = ''; |
| 736 | } |
| 737 | } elseif ( isset( $menu_item->taxonomy ) ) { |
| 738 | $menu_item->ID = $menu_item->term_id; |
| 739 | $menu_item->db_id = 0; |