wp_setup_nav_menu_item( object $menu_item )
Decorates a menu item object with the shared navigation menu item properties.
Description Description
Properties:
- ID: The term_id if the menu item represents a taxonomy term.
- attr_title: The title attribute of the link element for this menu item.
- classes: The array of class attribute values for the link element of this menu item.
- db_id: The DB ID of this item as a nav_menu_item object, if it exists (0 if it doesn’t exist).
- description: The description of this menu item.
- menu_item_parent: The DB ID of the nav_menu_item that is this item’s menu parent, if any. 0 otherwise.
- object: The type of object originally represented, such as "category," "post", or "attachment."
- object_id: The DB ID of the original object this menu item represents, e.g. ID for posts and term_id for categories.
- post_parent: The DB ID of the original object’s parent object, if any (0 otherwise).
- post_title: A "no title" label if menu item represents a post that lacks a title.
- target: The target attribute of the link element for this menu item.
- title: The title of this menu item.
- type: The family of objects originally represented, such as "post_type" or "taxonomy."
- type_label: The singular label used to describe this type of menu item.
- url: The URL to which this menu item points.
- xfn: The XFN relationship expressed in the link of this menu item.
- _invalid: Whether the menu item represents an object that no longer exists.
Parameters Parameters
- $menu_item
-
(object) (Required) The menu item to modify.
Return Return
(object) $menu_item The menu item with standard menu item properties.
Source Source
File: wp-includes/nav-menu.php
function wp_setup_nav_menu_item( $menu_item ) {
if ( isset( $menu_item->post_type ) ) {
if ( 'nav_menu_item' == $menu_item->post_type ) {
$menu_item->db_id = (int) $menu_item->ID;
$menu_item->menu_item_parent = ! isset( $menu_item->menu_item_parent ) ? get_post_meta( $menu_item->ID, '_menu_item_menu_item_parent', true ) : $menu_item->menu_item_parent;
$menu_item->object_id = ! isset( $menu_item->object_id ) ? get_post_meta( $menu_item->ID, '_menu_item_object_id', true ) : $menu_item->object_id;
$menu_item->object = ! isset( $menu_item->object ) ? get_post_meta( $menu_item->ID, '_menu_item_object', true ) : $menu_item->object;
$menu_item->type = ! isset( $menu_item->type ) ? get_post_meta( $menu_item->ID, '_menu_item_type', true ) : $menu_item->type;
if ( 'post_type' == $menu_item->type ) {
$object = get_post_type_object( $menu_item->object );
if ( $object ) {
$menu_item->type_label = $object->labels->singular_name;
} else {
$menu_item->type_label = $menu_item->object;
$menu_item->_invalid = true;
}
if ( 'trash' === get_post_status( $menu_item->object_id ) ) {
$menu_item->_invalid = true;
}
$original_object = get_post( $menu_item->object_id );
if ( $original_object ) {
$menu_item->url = get_permalink( $original_object->ID );
/** This filter is documented in wp-includes/post-template.php */
$original_title = apply_filters( 'the_title', $original_object->post_title, $original_object->ID );
} else {
$menu_item->url = '';
$original_title = '';
$menu_item->_invalid = true;
}
if ( '' === $original_title ) {
/* translators: %d: ID of a post. */
$original_title = sprintf( __( '#%d (no title)' ), $menu_item->object_id );
}
$menu_item->title = ( '' === $menu_item->post_title ) ? $original_title : $menu_item->post_title;
} elseif ( 'post_type_archive' == $menu_item->type ) {
$object = get_post_type_object( $menu_item->object );
if ( $object ) {
$menu_item->title = ( '' === $menu_item->post_title ) ? $object->labels->archives : $menu_item->post_title;
$post_type_description = $object->description;
} else {
$post_type_description = '';
$menu_item->_invalid = true;
}
$menu_item->type_label = __( 'Post Type Archive' );
$post_content = wp_trim_words( $menu_item->post_content, 200 );
$post_type_description = ( '' === $post_content ) ? $post_type_description : $post_content;
$menu_item->url = get_post_type_archive_link( $menu_item->object );
} elseif ( 'taxonomy' == $menu_item->type ) {
$object = get_taxonomy( $menu_item->object );
if ( $object ) {
$menu_item->type_label = $object->labels->singular_name;
} else {
$menu_item->type_label = $menu_item->object;
$menu_item->_invalid = true;
}
$original_object = get_term( (int) $menu_item->object_id, $menu_item->object );
if ( $original_object && ! is_wp_error( $original_object ) ) {
$menu_item->url = get_term_link( (int) $menu_item->object_id, $menu_item->object );
$original_title = $original_object->name;
} else {
$menu_item->url = '';
$original_title = '';
$menu_item->_invalid = true;
}
if ( '' === $original_title ) {
/* translators: %d: ID of a term. */
$original_title = sprintf( __( '#%d (no title)' ), $menu_item->object_id );
}
$menu_item->title = ( '' === $menu_item->post_title ) ? $original_title : $menu_item->post_title;
} else {
$menu_item->type_label = __( 'Custom Link' );
$menu_item->title = $menu_item->post_title;
$menu_item->url = ! isset( $menu_item->url ) ? get_post_meta( $menu_item->ID, '_menu_item_url', true ) : $menu_item->url;
}
$menu_item->target = ! isset( $menu_item->target ) ? get_post_meta( $menu_item->ID, '_menu_item_target', true ) : $menu_item->target;
/**
* Filters a navigation menu item's title attribute.
*
* @since 3.0.0
*
* @param string $item_title The menu item title attribute.
*/
$menu_item->attr_title = ! isset( $menu_item->attr_title ) ? apply_filters( 'nav_menu_attr_title', $menu_item->post_excerpt ) : $menu_item->attr_title;
if ( ! isset( $menu_item->description ) ) {
/**
* Filters a navigation menu item's description.
*
* @since 3.0.0
*
* @param string $description The menu item description.
*/
$menu_item->description = apply_filters( 'nav_menu_description', wp_trim_words( $menu_item->post_content, 200 ) );
}
$menu_item->classes = ! isset( $menu_item->classes ) ? (array) get_post_meta( $menu_item->ID, '_menu_item_classes', true ) : $menu_item->classes;
$menu_item->xfn = ! isset( $menu_item->xfn ) ? get_post_meta( $menu_item->ID, '_menu_item_xfn', true ) : $menu_item->xfn;
} else {
$menu_item->db_id = 0;
$menu_item->menu_item_parent = 0;
$menu_item->object_id = (int) $menu_item->ID;
$menu_item->type = 'post_type';
$object = get_post_type_object( $menu_item->post_type );
$menu_item->object = $object->name;
$menu_item->type_label = $object->labels->singular_name;
if ( '' === $menu_item->post_title ) {
/* translators: %d: ID of a post. */
$menu_item->post_title = sprintf( __( '#%d (no title)' ), $menu_item->ID );
}
$menu_item->title = $menu_item->post_title;
$menu_item->url = get_permalink( $menu_item->ID );
$menu_item->target = '';
/** This filter is documented in wp-includes/nav-menu.php */
$menu_item->attr_title = apply_filters( 'nav_menu_attr_title', '' );
/** This filter is documented in wp-includes/nav-menu.php */
$menu_item->description = apply_filters( 'nav_menu_description', '' );
$menu_item->classes = array();
$menu_item->xfn = '';
}
} elseif ( isset( $menu_item->taxonomy ) ) {
$menu_item->ID = $menu_item->term_id;
$menu_item->db_id = 0;
$menu_item->menu_item_parent = 0;
$menu_item->object_id = (int) $menu_item->term_id;
$menu_item->post_parent = (int) $menu_item->parent;
$menu_item->type = 'taxonomy';
$object = get_taxonomy( $menu_item->taxonomy );
$menu_item->object = $object->name;
$menu_item->type_label = $object->labels->singular_name;
$menu_item->title = $menu_item->name;
$menu_item->url = get_term_link( $menu_item, $menu_item->taxonomy );
$menu_item->target = '';
$menu_item->attr_title = '';
$menu_item->description = get_term_field( 'description', $menu_item->term_id, $menu_item->taxonomy );
$menu_item->classes = array();
$menu_item->xfn = '';
}
/**
* Filters a navigation menu item object.
*
* @since 3.0.0
*
* @param object $menu_item The menu item object.
*/
return apply_filters( 'wp_setup_nav_menu_item', $menu_item );
}
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Changelog Changelog
| Version | Description |
|---|---|
| 3.0.0 | Introduced. |