<?php
/**
* Core Navigation Menu API
*
* @package WordPress
* @subpackage Nav_Menus
* @since 3.0.0
*/
/** Walker_Nav_Menu_Edit class */
require_once ABSPATH . 'wp-admin/includes/class-walker-nav-menu-edit.php';
/** Walker_Nav_Menu_Checklist class */
require_once ABSPATH . 'wp-admin/includes/class-walker-nav-menu-checklist.php';
/**
* Prints the appropriate response to a menu quick search.
*
* @since 3.0.0
*
* @param array $request The unsanitized request values.
*/
function _wp_ajax_menu_quick_search( $request = array() ) {
$args = array();
$type = isset( $request['type'] ) ? $request['type'] : '';
$object_type = isset( $request['object_type'] ) ? $request['object_type'] : '';
$query = isset( $request['q'] ) ? $request['q'] : '';
$response_format = isset( $request['response-format'] ) ? $request['response-format'] : '';
if ( ! $response_format || ! in_array( $response_format, array( 'json', 'markup' ), true ) ) {
$response_format = 'json';
}
if ( 'markup' === $response_format ) {
$args['walker'] = new Walker_Nav_Menu_Checklist();
}
if ( 'get-post-item' === $type ) {
if ( post_type_exists( $object_type ) ) {
if ( isset( $request['ID'] ) ) {
$object_id = (int) $request['ID'];
if ( 'markup' === $response_format ) {
echo walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', array( get_post( $object_id ) ) ),
0,
(object) $args
);
} elseif ( 'json' === $response_format ) {
echo wp_json_encode(
array(
'ID' => $object_id,
'post_title' => get_the_title( $object_id ),
'post_type' => get_post_type( $object_id ),
)
);
echo "\n";
}
}
} elseif ( taxonomy_exists( $object_type ) ) {
if ( isset( $request['ID'] ) ) {
$object_id = (int) $request['ID'];
if ( 'markup' === $response_format ) {
echo walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', array( get_term( $object_id, $object_type ) ) ),
0,
(object) $args
);
} elseif ( 'json' === $response_format ) {
$post_obj = get_term( $object_id, $object_type );
echo wp_json_encode(
array(
'ID' => $object_id,
'post_title' => $post_obj->name,
'post_type' => $object_type,
)
);
echo "\n";
}
}
}
} elseif ( preg_match( '/quick-search-(posttype|taxonomy)-([a-zA-Z_-]*\b)/', $type, $matches ) ) {
if ( 'posttype' === $matches[1] && get_post_type_object( $matches[2] ) ) {
$post_type_obj = _wp_nav_menu_meta_box_object( get_post_type_object( $matches[2] ) );
$args = array_merge(
$args,
array(
'no_found_rows' => true,
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'posts_per_page' => 10,
'post_type' => $matches[2],
's' => $query,
)
);
if ( isset( $post_type_obj->_default_query ) ) {
$args = array_merge( $args, (array) $post_type_obj->_default_query );
}
$search_results_query = new WP_Query( $args );
if ( ! $search_results_query->have_posts() ) {
return;
}
while ( $search_results_query->have_posts() ) {
$post = $search_results_query->next_post();
if ( 'markup' === $response_format ) {
$var_by_ref = $post->ID;
echo walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', array( get_post( $var_by_ref ) ) ),
0,
(object) $args
);
} elseif ( 'json' === $response_format ) {
echo wp_json_encode(
array(
'ID' => $post->ID,
'post_title' => get_the_title( $post->ID ),
'post_type' => $matches[2],
)
);
echo "\n";
}
}
} elseif ( 'taxonomy' === $matches[1] ) {
$terms = get_terms(
array(
'taxonomy' => $matches[2],
'name__like' => $query,
'number' => 10,
'hide_empty' => false,
)
);
if ( empty( $terms ) || is_wp_error( $terms ) ) {
return;
}
foreach ( (array) $terms as $term ) {
if ( 'markup' === $response_format ) {
echo walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', array( $term ) ),
0,
(object) $args
);
} elseif ( 'json' === $response_format ) {
echo wp_json_encode(
array(
'ID' => $term->term_id,
'post_title' => $term->name,
'post_type' => $matches[2],
)
);
echo "\n";
}
}
}
}
}
/**
* Register nav menu meta boxes and advanced menu items.
*
* @since 3.0.0
*/
function wp_nav_menu_setup() {
// Register meta boxes.
wp_nav_menu_post_type_meta_boxes();
add_meta_box(
'add-custom-links',
__( 'Custom Links' ),
'wp_nav_menu_item_link_meta_box',
'nav-menus',
'side',
'default'
);
wp_nav_menu_taxonomy_meta_boxes();
// Register advanced menu items (columns).
add_filter( 'manage_nav-menus_columns', 'wp_nav_menu_manage_columns' );
// If first time editing, disable advanced items by default.
if ( false === get_user_option( 'managenav-menuscolumnshidden' ) ) {
$user = wp_get_current_user();
update_user_meta(
$user->ID,
'managenav-menuscolumnshidden',
array(
0 => 'link-target',
1 => 'css-classes',
2 => 'xfn',
3 => 'description',
4 => 'title-attribute',
)
);
}
}
/**
* Limit the amount of meta boxes to pages, posts, links, and categories for first time users.
*
* @since 3.0.0
*
* @global array $wp_meta_boxes
*/
function wp_initial_nav_menu_meta_boxes() {
global $wp_meta_boxes;
if ( get_user_option( 'metaboxhidden_nav-menus' ) !== false || ! is_array( $wp_meta_boxes ) ) {
return;
}
$initial_meta_boxes = array( 'add-post-type-page', 'add-post-type-post', 'add-custom-links', 'add-category' );
$hidden_meta_boxes = array();
foreach ( array_keys( $wp_meta_boxes['nav-menus'] ) as $context ) {
foreach ( array_keys( $wp_meta_boxes['nav-menus'][ $context ] ) as $priority ) {
foreach ( $wp_meta_boxes['nav-menus'][ $context ][ $priority ] as $box ) {
if ( in_array( $box['id'], $initial_meta_boxes, true ) ) {
unset( $box['id'] );
} else {
$hidden_meta_boxes[] = $box['id'];
}
}
}
}
$user = wp_get_current_user();
update_user_meta( $user->ID, 'metaboxhidden_nav-menus', $hidden_meta_boxes );
}
/**
* Creates meta boxes for any post type menu item..
*
* @since 3.0.0
*/
function wp_nav_menu_post_type_meta_boxes() {
$post_types = get_post_types( array( 'show_in_nav_menus' => true ), 'object' );
if ( ! $post_types ) {
return;
}
foreach ( $post_types as $post_type ) {
/**
* Filters whether a menu items meta box will be added for the current
* object type.
*
* If a falsey value is returned instead of an object, the menu items
* meta box for the current meta box object will not be added.
*
* @since 3.0.0
*
* @param WP_Post_Type|false $post_type The current object to add a menu items
* meta box for.
*/
$post_type = apply_filters( 'nav_menu_meta_box_object', $post_type );
if ( $post_type ) {
$id = $post_type->name;
// Give pages a higher priority.
$priority = ( 'page' === $post_type->name ? 'core' : 'default' );
add_meta_box(
"add-post-type-{$id}",
$post_type->labels->name,
'wp_nav_menu_item_post_type_meta_box',
'nav-menus',
'side',
$priority,
$post_type
);
}
}
}
/**
* Creates meta boxes for any taxonomy menu item.
*
* @since 3.0.0
*/
function wp_nav_menu_taxonomy_meta_boxes() {
$taxonomies = get_taxonomies( array( 'show_in_nav_menus' => true ), 'object' );
if ( ! $taxonomies ) {
return;
}
foreach ( $taxonomies as $tax ) {
/** This filter is documented in wp-admin/includes/nav-menu.php */
$tax = apply_filters( 'nav_menu_meta_box_object', $tax );
if ( $tax ) {
$id = $tax->name;
add_meta_box(
"add-{$id}",
$tax->labels->name,
'wp_nav_menu_item_taxonomy_meta_box',
'nav-menus',
'side',
'default',
$tax
);
}
}
}
/**
* Check whether to disable the Menu Locations meta box submit button and inputs.
*
* @since 3.6.0
* @since 5.3.1 The `$display` parameter was added.
*
* @global bool $one_theme_location_no_menus to determine if no menus exist
*
* @param int|string $nav_menu_selected_id ID, name, or slug of the currently selected menu.
* @param bool $display Whether to display or just return the string.
* @return string|false Disabled attribute if at least one menu exists, false if not.
*/
function wp_nav_menu_disabled_check( $nav_menu_selected_id, $display = true ) {
global $one_theme_location_no_menus;
if ( $one_theme_location_no_menus ) {
return false;
}
return disabled( $nav_menu_selected_id, 0, $display );
}
/**
* Displays a meta box for the custom links menu item.
*
* @since 3.0.0
*
* @global int $_nav_menu_placeholder
* @global int|string $nav_menu_selected_id
*/
function wp_nav_menu_item_link_meta_box() {
global $_nav_menu_placeholder, $nav_menu_selected_id;
$_nav_menu_placeholder = 0 > $_nav_menu_placeholder ? $_nav_menu_placeholder - 1 : -1;
?>
<div class="customlinkdiv" id="customlinkdiv">
<input type="hidden" value="custom" name="menu-item[<?php echo $_nav_menu_placeholder; ?>][menu-item-type]" />
<p id="menu-item-url-wrap" class="wp-clearfix">
<label class="howto" for="custom-menu-item-url"><?php _e( 'URL' ); ?></label>
<input id="custom-menu-item-url" name="menu-item[<?php echo $_nav_menu_placeholder; ?>][menu-item-url]"
type="text"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?>
class="code menu-item-textbox form-required" placeholder="https://"
/>
</p>
<p id="menu-item-name-wrap" class="wp-clearfix">
<label class="howto" for="custom-menu-item-name"><?php _e( 'Link Text' ); ?></label>
<input id="custom-menu-item-name" name="menu-item[<?php echo $_nav_menu_placeholder; ?>][menu-item-title]"
type="text"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?>
class="regular-text menu-item-textbox"
/>
</p>
<p class="button-controls wp-clearfix">
<span class="add-to-menu">
<input id="submit-customlinkdiv" name="add-custom-menu-item"
type="submit"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?>
class="button submit-add-to-menu right" value="<?php esc_attr_e( 'Add to Menu' ); ?>"
/>
<span class="spinner"></span>
</span>
</p>
</div><!-- /.customlinkdiv -->
<?php
}
/**
* Displays a meta box for a post type menu item.
*
* @since 3.0.0
*
* @global int $_nav_menu_placeholder
* @global int|string $nav_menu_selected_id
*
* @param string $data_object Not used.
* @param array $box {
* Post type menu item meta box arguments.
*
* @type string $id Meta box 'id' attribute.
* @type string $title Meta box title.
* @type callable $callback Meta box display callback.
* @type WP_Post_Type $args Extra meta box arguments (the post type object for this meta box).
* }
*/
function wp_nav_menu_item_post_type_meta_box( $data_object, $box ) {
global $_nav_menu_placeholder, $nav_menu_selected_id;
$post_type_name = $box['args']->name;
$post_type = get_post_type_object( $post_type_name );
$tab_name = $post_type_name . '-tab';
// Paginate browsing for large numbers of post objects.
$per_page = 50;
$pagenum = isset( $_REQUEST[ $tab_name ] ) && isset( $_REQUEST['paged'] ) ? absint( $_REQUEST['paged'] ) : 1;
$offset = 0 < $pagenum ? $per_page * ( $pagenum - 1 ) : 0;
$args = array(
'offset' => $offset,
'order' => 'ASC',
'orderby' => 'title',
'posts_per_page' => $per_page,
'post_type' => $post_type_name,
'suppress_filters' => true,
'update_post_term_cache' => false,
'update_post_meta_cache' => false,
);
if ( isset( $box['args']->_default_query ) ) {
$args = array_merge( $args, (array) $box['args']->_default_query );
}
/*
* If we're dealing with pages, let's prioritize the Front Page,
* Posts Page and Privacy Policy Page at the top of the list.
*/
$important_pages = array();
if ( 'page' === $post_type_name ) {
$suppress_page_ids = array();
// Insert Front Page or custom Home link.
$front_page = 'page' === get_option( 'show_on_front' ) ? (int) get_option( 'page_on_front' ) : 0;
$front_page_obj = null;
if ( ! empty( $front_page ) ) {
$front_page_obj = get_post( $front_page );
}
if ( $front_page_obj ) {
$front_page_obj->front_or_home = true;
$important_pages[] = $front_page_obj;
$suppress_page_ids[] = $front_page_obj->ID;
} else {
$_nav_menu_placeholder = ( 0 > $_nav_menu_placeholder ) ? (int) $_nav_menu_placeholder - 1 : -1;
$front_page_obj = (object) array(
'front_or_home' => true,
'ID' => 0,
'object_id' => $_nav_menu_placeholder,
'post_content' => '',
'post_excerpt' => '',
'post_parent' => '',
'post_title' => _x( 'Home', 'nav menu home label' ),
'post_type' => 'nav_menu_item',
'type' => 'custom',
'url' => home_url( '/' ),
);
$important_pages[] = $front_page_obj;
}
// Insert Posts Page.
$posts_page = 'page' === get_option( 'show_on_front' ) ? (int) get_option( 'page_for_posts' ) : 0;
if ( ! empty( $posts_page ) ) {
$posts_page_obj = get_post( $posts_page );
if ( $posts_page_obj ) {
$front_page_obj->posts_page = true;
$important_pages[] = $posts_page_obj;
$suppress_page_ids[] = $posts_page_obj->ID;
}
}
// Insert Privacy Policy Page.
$privacy_policy_page_id = (int) get_option( 'wp_page_for_privacy_policy' );
if ( ! empty( $privacy_policy_page_id ) ) {
$privacy_policy_page = get_post( $privacy_policy_page_id );
if ( $privacy_policy_page instanceof WP_Post && 'publish' === $privacy_policy_page->post_status ) {
$privacy_policy_page->privacy_policy_page = true;
$important_pages[] = $privacy_policy_page;
$suppress_page_ids[] = $privacy_policy_page->ID;
}
}
// Add suppression array to arguments for WP_Query.
if ( ! empty( $suppress_page_ids ) ) {
$args['post__not_in'] = $suppress_page_ids;
}
}
// @todo Transient caching of these results with proper invalidation on updating of a post of this type.
$get_posts = new WP_Query();
$posts = $get_posts->query( $args );
// Only suppress and insert when more than just suppression pages available.
if ( ! $get_posts->post_count ) {
if ( ! empty( $suppress_page_ids ) ) {
unset( $args['post__not_in'] );
$get_posts = new WP_Query();
$posts = $get_posts->query( $args );
} else {
echo '<p>' . __( 'No items.' ) . '</p>';
return;
}
} elseif ( ! empty( $important_pages ) ) {
$posts = array_merge( $important_pages, $posts );
}
$num_pages = $get_posts->max_num_pages;
$page_links = paginate_links(
array(
'base' => add_query_arg(
array(
$tab_name => 'all',
'paged' => '%#%',
'item-type' => 'post_type',
'item-object' => $post_type_name,
)
),
'format' => '',
'prev_text' => '<span aria-label="' . esc_attr__( 'Previous page' ) . '">' . __( '«' ) . '</span>',
'next_text' => '<span aria-label="' . esc_attr__( 'Next page' ) . '">' . __( '»' ) . '</span>',
/* translators: Hidden accessibility text. */
'before_page_number' => '<span class="screen-reader-text">' . __( 'Page' ) . '</span> ',
'total' => $num_pages,
'current' => $pagenum,
)
);
$db_fields = false;
if ( is_post_type_hierarchical( $post_type_name ) ) {
$db_fields = array(
'parent' => 'post_parent',
'id' => 'ID',
);
}
$walker = new Walker_Nav_Menu_Checklist( $db_fields );
$current_tab = 'most-recent';
if ( isset( $_REQUEST[ $tab_name ] ) && in_array( $_REQUEST[ $tab_name ], array( 'all', 'search' ), true ) ) {
$current_tab = $_REQUEST[ $tab_name ];
}
if ( ! empty( $_REQUEST[ "quick-search-posttype-{$post_type_name}" ] ) ) {
$current_tab = 'search';
}
$removed_args = array(
'action',
'customlink-tab',
'edit-menu-item',
'menu-item',
'page-tab',
'_wpnonce',
);
$most_recent_url = '';
$view_all_url = '';
$search_url = '';
if ( $nav_menu_selected_id ) {
$most_recent_url = add_query_arg( $tab_name, 'most-recent', remove_query_arg( $removed_args ) );
$view_all_url = add_query_arg( $tab_name, 'all', remove_query_arg( $removed_args ) );
$search_url = add_query_arg( $tab_name, 'search', remove_query_arg( $removed_args ) );
}
?>
<div id="<?php echo esc_attr( "posttype-{$post_type_name}" ); ?>" class="posttypediv">
<ul id="<?php echo esc_attr( "posttype-{$post_type_name}-tabs" ); ?>" class="posttype-tabs add-menu-item-tabs">
<li <?php echo ( 'most-recent' === $current_tab ? ' class="tabs"' : '' ); ?>>
<a class="nav-tab-link"
data-type="<?php echo esc_attr( "tabs-panel-posttype-{$post_type_name}-most-recent" ); ?>"
href="<?php echo esc_url( $most_recent_url . "#tabs-panel-posttype-{$post_type_name}-most-recent" ); ?>"
>
<?php _e( 'Most Recent' ); ?>
</a>
</li>
<li <?php echo ( 'all' === $current_tab ? ' class="tabs"' : '' ); ?>>
<a class="nav-tab-link"
data-type="<?php echo esc_attr( "{$post_type_name}-all" ); ?>"
href="<?php echo esc_url( $view_all_url . "#{$post_type_name}-all" ); ?>"
>
<?php _e( 'View All' ); ?>
</a>
</li>
<li <?php echo ( 'search' === $current_tab ? ' class="tabs"' : '' ); ?>>
<a class="nav-tab-link"
data-type="<?php echo esc_attr( "tabs-panel-posttype-{$post_type_name}-search" ); ?>"
href="<?php echo esc_url( $search_url . "#tabs-panel-posttype-{$post_type_name}-search" ); ?>"
>
<?php _e( 'Search' ); ?>
</a>
</li>
</ul><!-- .posttype-tabs -->
<div id="<?php echo esc_attr( "tabs-panel-posttype-{$post_type_name}-most-recent" ); ?>"
class="tabs-panel <?php echo ( 'most-recent' === $current_tab ? 'tabs-panel-active' : 'tabs-panel-inactive' ); ?>"
role="region" aria-label="<?php esc_attr_e( 'Most Recent' ); ?>" tabindex="0"
>
<ul id="<?php echo esc_attr( "{$post_type_name}checklist-most-recent" ); ?>"
class="categorychecklist form-no-clear"
>
<?php
$recent_args = array_merge(
$args,
array(
'orderby' => 'post_date',
'order' => 'DESC',
'posts_per_page' => 15,
)
);
$most_recent = $get_posts->query( $recent_args );
$args['walker'] = $walker;
/**
* Filters the posts displayed in the 'Most Recent' tab of the current
* post type's menu items meta box.
*
* The dynamic portion of the hook name, `$post_type_name`, refers to the post type name.
*
* Possible hook names include:
*
* - `nav_menu_items_post_recent`
* - `nav_menu_items_page_recent`
*
* @since 4.3.0
* @since 4.9.0 Added the `$recent_args` parameter.
*
* @param WP_Post[] $most_recent An array of post objects being listed.
* @param array $args An array of `WP_Query` arguments for the meta box.
* @param array $box Arguments passed to `wp_nav_menu_item_post_type_meta_box()`.
* @param array $recent_args An array of `WP_Query` arguments for 'Most Recent' tab.
*/
$most_recent = apply_filters(
"nav_menu_items_{$post_type_name}_recent",
$most_recent,
$args,
$box,
$recent_args
);
echo walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', $most_recent ),
0,
(object) $args
);
?>
</ul>
</div><!-- /.tabs-panel -->
<div id="<?php echo esc_attr( "tabs-panel-posttype-{$post_type_name}-search" ); ?>"
class="tabs-panel <?php echo ( 'search' === $current_tab ? 'tabs-panel-active' : 'tabs-panel-inactive' ); ?>"
role="region" aria-label="<?php echo esc_attr( $post_type->labels->search_items ); ?>" tabindex="0"
>
<?php
if ( isset( $_REQUEST[ "quick-search-posttype-{$post_type_name}" ] ) ) {
$searched = esc_attr( $_REQUEST[ "quick-search-posttype-{$post_type_name}" ] );
$search_results = get_posts(
array(
's' => $searched,
'post_type' => $post_type_name,
'fields' => 'all',
'order' => 'DESC',
)
);
} else {
$searched = '';
$search_results = array();
}
?>
<p class="quick-search-wrap">
<label for="<?php echo esc_attr( "quick-search-posttype-{$post_type_name}" ); ?>" class="screen-reader-text">
<?php
/* translators: Hidden accessibility text. */
_e( 'Search' );
?>
</label>
<input type="search"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?>
class="quick-search" value="<?php echo $searched; ?>"
name="<?php echo esc_attr( "quick-search-posttype-{$post_type_name}" ); ?>"
id="<?php echo esc_attr( "quick-search-posttype-{$post_type_name}" ); ?>"
/>
<span class="spinner"></span>
<?php
submit_button(
__( 'Search' ),
'small quick-search-submit hide-if-js',
'submit',
false,
array( 'id' => "submit-quick-search-posttype-{$post_type_name}" )
);
?>
</p>
<ul id="<?php echo esc_attr( "{$post_type_name}-search-checklist" ); ?>"
data-wp-lists="<?php echo esc_attr( "list:{$post_type_name}" ); ?>"
class="categorychecklist form-no-clear"
>
<?php if ( ! empty( $search_results ) && ! is_wp_error( $search_results ) ) : ?>
<?php
$args['walker'] = $walker;
echo walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', $search_results ),
0,
(object) $args
);
?>
<?php elseif ( is_wp_error( $search_results ) ) : ?>
<li><?php echo $search_results->get_error_message(); ?></li>
<?php elseif ( ! empty( $searched ) ) : ?>
<li><?php _e( 'No results found.' ); ?></li>
<?php endif; ?>
</ul>
</div><!-- /.tabs-panel -->
<div id="<?php echo esc_attr( "{$post_type_name}-all" ); ?>"
class="tabs-panel tabs-panel-view-all <?php echo ( 'all' === $current_tab ? 'tabs-panel-active' : 'tabs-panel-inactive' ); ?>"
role="region" aria-label="<?php echo esc_attr( $post_type->labels->all_items ); ?>" tabindex="0"
>
<?php if ( ! empty( $page_links ) ) : ?>
<div class="add-menu-item-pagelinks">
<?php echo $page_links; ?>
</div>
<?php endif; ?>
<ul id="<?php echo esc_attr( "{$post_type_name}checklist" ); ?>"
data-wp-lists="<?php echo esc_attr( "list:{$post_type_name}" ); ?>"
class="categorychecklist form-no-clear"
>
<?php
$args['walker'] = $walker;
if ( $post_type->has_archive ) {
$_nav_menu_placeholder = ( 0 > $_nav_menu_placeholder ) ? (int) $_nav_menu_placeholder - 1 : -1;
array_unshift(
$posts,
(object) array(
'ID' => 0,
'object_id' => $_nav_menu_placeholder,
'object' => $post_type_name,
'post_content' => '',
'post_excerpt' => '',
'post_title' => $post_type->labels->archives,
'post_type' => 'nav_menu_item',
'type' => 'post_type_archive',
'url' => get_post_type_archive_link( $post_type_name ),
)
);
}
/**
* Filters the posts displayed in the 'View All' tab of the current
* post type's menu items meta box.
*
* The dynamic portion of the hook name, `$post_type_name`, refers
* to the slug of the current post type.
*
* Possible hook names include:
*
* - `nav_menu_items_post`
* - `nav_menu_items_page`
*
* @since 3.2.0
* @since 4.6.0 Converted the `$post_type` parameter to accept a WP_Post_Type object.
*
* @see WP_Query::query()
*
* @param object[] $posts The posts for the current post type. Mostly `WP_Post` objects, but
* can also contain "fake" post objects to represent other menu items.
* @param array $args An array of `WP_Query` arguments.
* @param WP_Post_Type $post_type The current post type object for this menu item meta box.
*/
$posts = apply_filters(
"nav_menu_items_{$post_type_name}",
$posts,
$args,
$post_type
);
$checkbox_items = walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', $posts ),
0,
(object) $args
);
echo $checkbox_items;
?>
</ul>
<?php if ( ! empty( $page_links ) ) : ?>
<div class="add-menu-item-pagelinks">
<?php echo $page_links; ?>
</div>
<?php endif; ?>
</div><!-- /.tabs-panel -->
<p class="button-controls wp-clearfix" data-items-type="<?php echo esc_attr( "posttype-{$post_type_name}" ); ?>">
<span class="list-controls hide-if-no-js">
<input type="checkbox"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?>
id="<?php echo esc_attr( $tab_name ); ?>" class="select-all"
/>
<label for="<?php echo esc_attr( $tab_name ); ?>"><?php _e( 'Select All' ); ?></label>
</span>
<span class="add-to-menu">
<input type="submit"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?>
class="button submit-add-to-menu right" value="<?php esc_attr_e( 'Add to Menu' ); ?>"
name="add-post-type-menu-item" id="<?php echo esc_attr( "submit-posttype-{$post_type_name}" ); ?>"
/>
<span class="spinner"></span>
</span>
</p>
</div><!-- /.posttypediv -->
<?php
}
/**
* Displays a meta box for a taxonomy menu item.
*
* @since 3.0.0
*
* @global int|string $nav_menu_selected_id
*
* @param string $data_object Not used.
* @param array $box {
* Taxonomy menu item meta box arguments.
*
* @type string $id Meta box 'id' attribute.
* @type string $title Meta box title.
* @type callable $callback Meta box display callback.
* @type object $args Extra meta box arguments (the taxonomy object for this meta box).
* }
*/
function wp_nav_menu_item_taxonomy_meta_box( $data_object, $box ) {
global $nav_menu_selected_id;
$taxonomy_name = $box['args']->name;
$taxonomy = get_taxonomy( $taxonomy_name );
$tab_name = $taxonomy_name . '-tab';
// Paginate browsing for large numbers of objects.
$per_page = 50;
$pagenum = isset( $_REQUEST[ $tab_name ] ) && isset( $_REQUEST['paged'] ) ? absint( $_REQUEST['paged'] ) : 1;
$offset = 0 < $pagenum ? $per_page * ( $pagenum - 1 ) : 0;
$args = array(
'taxonomy' => $taxonomy_name,
'child_of' => 0,
'exclude' => '',
'hide_empty' => false,
'hierarchical' => 1,
'include' => '',
'number' => $per_page,
'offset' => $offset,
'order' => 'ASC',
'orderby' => 'name',
'pad_counts' => false,
);
$terms = get_terms( $args );
if ( ! $terms || is_wp_error( $terms ) ) {
echo '<p>' . __( 'No items.' ) . '</p>';
return;
}
$num_pages = (int) ceil(
wp_count_terms(
array_merge(
$args,
array(
'number' => '',
'offset' => '',
)
)
) / $per_page
);
$page_links = paginate_links(
array(
'base' => add_query_arg(
array(
$tab_name => 'all',
'paged' => '%#%',
'item-type' => 'taxonomy',
'item-object' => $taxonomy_name,
)
),
'format' => '',
'prev_text' => '<span aria-label="' . esc_attr__( 'Previous page' ) . '">' . __( '«' ) . '</span>',
'next_text' => '<span aria-label="' . esc_attr__( 'Next page' ) . '">' . __( '»' ) . '</span>',
/* translators: Hidden accessibility text. */
'before_page_number' => '<span class="screen-reader-text">' . __( 'Page' ) . '</span> ',
'total' => $num_pages,
'current' => $pagenum,
)
);
$db_fields = false;
if ( is_taxonomy_hierarchical( $taxonomy_name ) ) {
$db_fields = array(
'parent' => 'parent',
'id' => 'term_id',
);
}
$walker = new Walker_Nav_Menu_Checklist( $db_fields );
$current_tab = 'most-used';
if ( isset( $_REQUEST[ $tab_name ] ) && in_array( $_REQUEST[ $tab_name ], array( 'all', 'most-used', 'search' ), true ) ) {
$current_tab = $_REQUEST[ $tab_name ];
}
if ( ! empty( $_REQUEST[ "quick-search-taxonomy-{$taxonomy_name}" ] ) ) {
$current_tab = 'search';
}
$removed_args = array(
'action',
'customlink-tab',
'edit-menu-item',
'menu-item',
'page-tab',
'_wpnonce',
);
$most_used_url = '';
$view_all_url = '';
$search_url = '';
if ( $nav_menu_selected_id ) {
$most_used_url = add_query_arg( $tab_name, 'most-used', remove_query_arg( $removed_args ) );
$view_all_url = add_query_arg( $tab_name, 'all', remove_query_arg( $removed_args ) );
$search_url = add_query_arg( $tab_name, 'search', remove_query_arg( $removed_args ) );
}
?>
<div id="<?php echo esc_attr( "taxonomy-{$taxonomy_name}" ); ?>" class="taxonomydiv">
<ul id="<?php echo esc_attr( "taxonomy-{$taxonomy_name}-tabs" ); ?>" class="taxonomy-tabs add-menu-item-tabs">
<li <?php echo ( 'most-used' === $current_tab ? ' class="tabs"' : '' ); ?>>
<a class="nav-tab-link"
data-type="<?php echo esc_attr( "tabs-panel-{$taxonomy_name}-pop" ); ?>"
href="<?php echo esc_url( $most_used_url . "#tabs-panel-{$taxonomy_name}-pop" ); ?>"
>
<?php echo esc_html( $taxonomy->labels->most_used ); ?>
</a>
</li>
<li <?php echo ( 'all' === $current_tab ? ' class="tabs"' : '' ); ?>>
<a class="nav-tab-link"
data-type="<?php echo esc_attr( "tabs-panel-{$taxonomy_name}-all" ); ?>"
href="<?php echo esc_url( $view_all_url . "#tabs-panel-{$taxonomy_name}-all" ); ?>"
>
<?php _e( 'View All' ); ?>
</a>
</li>
<li <?php echo ( 'search' === $current_tab ? ' class="tabs"' : '' ); ?>>
<a class="nav-tab-link"
data-type="<?php echo esc_attr( "tabs-panel-search-taxonomy-{$taxonomy_name}" ); ?>"
href="<?php echo esc_url( $search_url . "#tabs-panel-search-taxonomy-{$taxonomy_name}" ); ?>"
>
<?php _e( 'Search' ); ?>
</a>
</li>
</ul><!-- .taxonomy-tabs -->
<div id="<?php echo esc_attr( "tabs-panel-{$taxonomy_name}-pop" ); ?>"
class="tabs-panel <?php echo ( 'most-used' === $current_tab ? 'tabs-panel-active' : 'tabs-panel-inactive' ); ?>"
role="region" aria-label="<?php echo esc_attr( $taxonomy->labels->most_used ); ?>" tabindex="0"
>
<ul id="<?php echo esc_attr( "{$taxonomy_name}checklist-pop" ); ?>"
class="categorychecklist form-no-clear"
>
<?php
$popular_terms = get_terms(
array(
'taxonomy' => $taxonomy_name,
'orderby' => 'count',
'order' => 'DESC',
'number' => 10,
'hierarchical' => false,
)
);
$args['walker'] = $walker;
echo walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', $popular_terms ),
0,
(object) $args
);
?>
</ul>
</div><!-- /.tabs-panel -->
<div id="<?php echo esc_attr( "tabs-panel-{$taxonomy_name}-all" ); ?>"
class="tabs-panel tabs-panel-view-all <?php echo ( 'all' === $current_tab ? 'tabs-panel-active' : 'tabs-panel-inactive' ); ?>"
role="region" aria-label="<?php echo esc_attr( $taxonomy->labels->all_items ); ?>" tabindex="0"
>
<?php if ( ! empty( $page_links ) ) : ?>
<div class="add-menu-item-pagelinks">
<?php echo $page_links; ?>
</div>
<?php endif; ?>
<ul id="<?php echo esc_attr( "{$taxonomy_name}checklist" ); ?>"
data-wp-lists="<?php echo esc_attr( "list:{$taxonomy_name}" ); ?>"
class="categorychecklist form-no-clear"
>
<?php
$args['walker'] = $walker;
echo walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', $terms ),
0,
(object) $args
);
?>
</ul>
<?php if ( ! empty( $page_links ) ) : ?>
<div class="add-menu-item-pagelinks">
<?php echo $page_links; ?>
</div>
<?php endif; ?>
</div><!-- /.tabs-panel -->
<div id="<?php echo esc_attr( "tabs-panel-search-taxonomy-{$taxonomy_name}" ); ?>"
class="tabs-panel <?php echo ( 'search' === $current_tab ? 'tabs-panel-active' : 'tabs-panel-inactive' ); ?>"
role="region" aria-label="<?php echo esc_attr( $taxonomy->labels->search_items ); ?>" tabindex="0">
<?php
if ( isset( $_REQUEST[ "quick-search-taxonomy-{$taxonomy_name}" ] ) ) {
$searched = esc_attr( $_REQUEST[ "quick-search-taxonomy-{$taxonomy_name}" ] );
$search_results = get_terms(
array(
'taxonomy' => $taxonomy_name,
'name__like' => $searched,
'fields' => 'all',
'orderby' => 'count',
'order' => 'DESC',
'hierarchical' => false,
)
);
} else {
$searched = '';
$search_results = array();
}
?>
<p class="quick-search-wrap">
<label for="<?php echo esc_attr( "quick-search-taxonomy-{$taxonomy_name}" ); ?>" class="screen-reader-text">
<?php
/* translators: Hidden accessibility text. */
_e( 'Search' );
?>
</label>
<input type="search"
class="quick-search" value="<?php echo $searched; ?>"
name="<?php echo esc_attr( "quick-search-taxonomy-{$taxonomy_name}" ); ?>"
id="<?php echo esc_attr( "quick-search-taxonomy-{$taxonomy_name}" ); ?>"
/>
<span class="spinner"></span>
<?php
submit_button(
__( 'Search' ),
'small quick-search-submit hide-if-js',
'submit',
false,
array( 'id' => "submit-quick-search-taxonomy-{$taxonomy_name}" )
);
?>
</p>
<ul id="<?php echo esc_attr( "{$taxonomy_name}-search-checklist" ); ?>"
data-wp-lists="<?php echo esc_attr( "list:{$taxonomy_name}" ); ?>"
class="categorychecklist form-no-clear"
>
<?php if ( ! empty( $search_results ) && ! is_wp_error( $search_results ) ) : ?>
<?php
$args['walker'] = $walker;
echo walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', $search_results ),
0,
(object) $args
);
?>
<?php elseif ( is_wp_error( $search_results ) ) : ?>
<li><?php echo $search_results->get_error_message(); ?></li>
<?php elseif ( ! empty( $searched ) ) : ?>
<li><?php _e( 'No results found.' ); ?></li>
<?php endif; ?>
</ul>
</div><!-- /.tabs-panel -->
<p class="button-controls wp-clearfix" data-items-type="<?php echo esc_attr( "taxonomy-{$taxonomy_name}" ); ?>">
<span class="list-controls hide-if-no-js">
<input type="checkbox"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?>
id="<?php echo esc_attr( $tab_name ); ?>" class="select-all"
/>
<label for="<?php echo esc_attr( $tab_name ); ?>"><?php _e( 'Select All' ); ?></label>
</span>
<span class="add-to-menu">
<input type="submit"<?php wp_nav_menu_disabled_check( $nav_menu_selected_id ); ?>
class="button submit-add-to-menu right" value="<?php esc_attr_e( 'Add to Menu' ); ?>"
name="add-taxonomy-menu-item" id="<?php echo esc_attr( "submit-taxonomy-{$taxonomy_name}" ); ?>"
/>
<span class="spinner"></span>
</span>
</p>
</div><!-- /.taxonomydiv -->
<?php
}
/**
* Save posted nav menu item data.
*
* @since 3.0.0
*
* @param int $menu_id The menu ID for which to save this item. Value of 0 makes a draft, orphaned menu item. Default 0.
* @param array[] $menu_data The unsanitized POSTed menu item data.
* @return int[] The database IDs of the items saved
*/
function wp_save_nav_menu_items( $menu_id = 0, $menu_data = array() ) {
$menu_id = (int) $menu_id;
$items_saved = array();
if ( 0 === $menu_id || is_nav_menu( $menu_id ) ) {
// Loop through all the menu items' POST values.
foreach ( (array) $menu_data as $_possible_db_id => $_item_object_data ) {
if (
// Checkbox is not checked.
empty( $_item_object_data['menu-item-object-id'] ) &&
(
// And item type either isn't set.
! isset( $_item_object_data['menu-item-type'] ) ||
// Or URL is the default.
in_array( $_item_object_data['menu-item-url'], array( 'https://', 'http://', '' ), true ) ||
// Or it's not a custom menu item (but not the custom home page).
! ( 'custom' === $_item_object_data['menu-item-type'] && ! isset( $_item_object_data['menu-item-db-id'] ) ) ||
// Or it *is* a custom menu item that already exists.
! empty( $_item_object_data['menu-item-db-id'] )
)
) {
// Then this potential menu item is not getting added to this menu.
continue;
}
// If this possible menu item doesn't actually have a menu database ID yet.
if (
empty( $_item_object_data['menu-item-db-id'] ) ||
( 0 > $_possible_db_id ) ||
$_possible_db_id !== (int) $_item_object_data['menu-item-db-id']
) {
$_actual_db_id = 0;
} else {
$_actual_db_id = (int) $_item_object_data['menu-item-db-id'];
}
$args = array(
'menu-item-db-id' => ( isset( $_item_object_data['menu-item-db-id'] ) ? $_item_object_data['menu-item-db-id'] : '' ),
'menu-item-object-id' => ( isset( $_item_object_data['menu-item-object-id'] ) ? $_item_object_data['menu-item-object-id'] : '' ),
'menu-item-object' => ( isset( $_item_object_data['menu-item-object'] ) ? $_item_object_data['menu-item-object'] : '' ),
'menu-item-parent-id' => ( isset( $_item_object_data['menu-item-parent-id'] ) ? $_item_object_data['menu-item-parent-id'] : '' ),
'menu-item-position' => ( isset( $_item_object_data['menu-item-position'] ) ? $_item_object_data['menu-item-position'] : '' ),
'menu-item-type' => ( isset( $_item_object_data['menu-item-type'] ) ? $_item_object_data['menu-item-type'] : '' ),
'menu-item-title' => ( isset( $_item_object_data['menu-item-title'] ) ? $_item_object_data['menu-item-title'] : '' ),
'menu-item-url' => ( isset( $_item_object_data['menu-item-url'] ) ? $_item_object_data['menu-item-url'] : '' ),
'menu-item-description' => ( isset( $_item_object_data['menu-item-description'] ) ? $_item_object_data['menu-item-description'] : '' ),
'menu-item-attr-title' => ( isset( $_item_object_data['menu-item-attr-title'] ) ? $_item_object_data['menu-item-attr-title'] : '' ),
'menu-item-target' => ( isset( $_item_object_data['menu-item-target'] ) ? $_item_object_data['menu-item-target'] : '' ),
'menu-item-classes' => ( isset( $_item_object_data['menu-item-classes'] ) ? $_item_object_data['menu-item-classes'] : '' ),
'menu-item-xfn' => ( isset( $_item_object_data['menu-item-xfn'] ) ? $_item_object_data['menu-item-xfn'] : '' ),
);
$items_saved[] = wp_update_nav_menu_item( $menu_id, $_actual_db_id, $args );
}
}
return $items_saved;
}
/**
* Adds custom arguments to some of the meta box object types.
*
* @since 3.0.0
*
* @access private
*
* @param object $data_object The post type or taxonomy meta-object.
* @return object The post type or taxonomy object.
*/
function _wp_nav_menu_meta_box_object( $data_object = null ) {
if ( isset( $data_object->name ) ) {
if ( 'page' === $data_object->name ) {
$data_object->_default_query = array(
'orderby' => 'menu_order title',
'post_status' => 'publish',
);
// Posts should show only published items.
} elseif ( 'post' === $data_object->name ) {
$data_object->_default_query = array(
'post_status' => 'publish',
);
// Categories should be in reverse chronological order.
} elseif ( 'category' === $data_object->name ) {
$data_object->_default_query = array(
'orderby' => 'id',
'order' => 'DESC',
);
// Custom post types should show only published items.
} else {
$data_object->_default_query = array(
'post_status' => 'publish',
);
}
}
return $data_object;
}
/**
* Returns the menu formatted to edit.
*
* @since 3.0.0
*
* @param int $menu_id Optional. The ID of the menu to format. Default 0.
* @return string|WP_Error The menu formatted to edit or error object on failure.
*/
function wp_get_nav_menu_to_edit( $menu_id = 0 ) {
$menu = wp_get_nav_menu_object( $menu_id );
// If the menu exists, get its items.
if ( is_nav_menu( $menu ) ) {
$menu_items = wp_get_nav_menu_items( $menu->term_id, array( 'post_status' => 'any' ) );
$result = '<div id="menu-instructions" class="post-body-plain';
$result .= ( ! empty( $menu_items ) ) ? ' menu-instructions-inactive">' : '">';
$result .= '<p>' . __( 'Add menu items from the column on the left.' ) . '</p>';
$result .= '</div>';
if ( empty( $menu_items ) ) {
return $result . ' <ul class="menu" id="menu-to-edit"> </ul>';
}
/**
* Filters the Walker class used when adding nav menu items.
*
* @since 3.0.0
*
* @param string $class The walker class to use. Default 'Walker_Nav_Menu_Edit'.
* @param int $menu_id ID of the menu being rendered.
*/
$walker_class_name = apply_filters( 'wp_edit_nav_menu_walker', 'Walker_Nav_Menu_Edit', $menu_id );
if ( class_exists( $walker_class_name ) ) {
$walker = new $walker_class_name();
} else {
return new WP_Error(
'menu_walker_not_exist',
sprintf(
/* translators: %s: Walker class name. */
__( 'The Walker class named %s does not exist.' ),
'<strong>' . $walker_class_name . '</strong>'
)
);
}
$some_pending_menu_items = false;
$some_invalid_menu_items = false;
foreach ( (array) $menu_items as $menu_item ) {
if ( isset( $menu_item->post_status ) && 'draft' === $menu_item->post_status ) {
$some_pending_menu_items = true;
}
if ( ! empty( $menu_item->_invalid ) ) {
$some_invalid_menu_items = true;
}
}
if ( $some_pending_menu_items ) {
$message = __( 'Click Save Menu to make pending menu items public.' );
$notice_args = array(
'type' => 'info',
'additional_classes' => array( 'notice-alt', 'inline' ),
);
$result .= wp_get_admin_notice( $message, $notice_args );
}
if ( $some_invalid_menu_items ) {
$message = __( 'There are some invalid menu items. Please check or delete them.' );
$notice_args = array(
'type' => 'error',
'additional_classes' => array( 'notice-alt', 'inline' ),
);
$result .= wp_get_admin_notice( $message, $notice_args );
}
$result .= '<ul class="menu" id="menu-to-edit"> ';
$result .= walk_nav_menu_tree(
array_map( 'wp_setup_nav_menu_item', $menu_items ),
0,
(object) array( 'walker' => $walker )
);
$result .= ' </ul> ';
return $result;
} elseif ( is_wp_error( $menu ) ) {
return $menu;
}
}
/**
* Returns the columns for the nav menus page.
*
* @since 3.0.0
*
* @return string[] Array of column titles keyed by their column name.
*/
function wp_nav_menu_manage_columns() {
return array(
'_title' => __( 'Show advanced menu properties' ),
'cb' => '<input type="checkbox" />',
'link-target' => __( 'Link Target' ),
'title-attribute' => __( 'Title Attribute' ),
'css-classes' => __( 'CSS Classes' ),
'xfn' => __( 'Link Relationship (XFN)' ),
'description' => __( 'Description' ),
);
}
/**
* Deletes orphaned draft menu items
*
* @access private
* @since 3.0.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*/
function _wp_delete_orphaned_draft_menu_items() {
global $wpdb;
$delete_timestamp = time() - ( DAY_IN_SECONDS * EMPTY_TRASH_DAYS );
// Delete orphaned draft menu items.
$menu_items_to_delete = $wpdb->get_col(
$wpdb->prepare(
"SELECT ID FROM $wpdb->posts AS p
LEFT JOIN $wpdb->postmeta AS m ON p.ID = m.post_id
WHERE post_type = 'nav_menu_item' AND post_status = 'draft'
AND meta_key = '_menu_item_orphaned' AND meta_value < %d",
$delete_timestamp
)
);
foreach ( (array) $menu_items_to_delete as $menu_item_id ) {
wp_delete_post( $menu_item_id, true );
}
}
/**
* Saves nav menu items.
*
* @since 3.6.0
*
* @param int|string $nav_menu_selected_id ID, slug, or name of the currently-selected menu.
* @param string $nav_menu_selected_title Title of the currently-selected menu.
* @return string[] The menu updated messages.
*/
function wp_nav_menu_update_menu_items( $nav_menu_selected_id, $nav_menu_selected_title ) {
$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',
)
);
$messages = array();
$menu_items = array();
// Index menu items by DB ID.
foreach ( $unsorted_menu_items as $_item ) {
$menu_items[ $_item->db_id ] = $_item;
}
$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',
);
wp_defer_term_counting( true );
// Loop through all the menu items' POST variables.
if ( ! empty( $_POST['menu-item-db-id'] ) ) {
foreach ( (array) $_POST['menu-item-db-id'] as $_key => $k ) {
// Menu item title can't be blank.
if ( ! isset( $_POST['menu-item-title'][ $_key ] ) || '' === $_POST['menu-item-title'][ $_key ] ) {
continue;
}
$args = array();
foreach ( $post_fields as $field ) {
$args[ $field ] = isset( $_POST[ $field ][ $_key ] ) ? $_POST[ $field ][ $_key ] : '';
}
$menu_item_db_id = wp_update_nav_menu_item(
$nav_menu_selected_id,
( (int) $_POST['menu-item-db-id'][ $_key ] !== $_key ? 0 : $_key ),
$args
);
if ( is_wp_error( $menu_item_db_id ) ) {
$messages[] = wp_get_admin_notice(
$menu_item_db_id->get_error_message(),
array(
'id' => 'message',
'additional_classes' => array( 'error' ),
)
);
} else {
unset( $menu_items[ $menu_item_db_id ] );
}
}
}
// Remove menu items from the menu that weren't in $_POST.
if ( ! empty( $menu_items ) ) {
foreach ( array_keys( $menu_items ) as $menu_item_id ) {
if ( is_nav_menu_item( $menu_item_id ) ) {
wp_delete_post( $menu_item_id );
}
}
}
// Store 'auto-add' pages.
$auto_add = ! empty( $_POST['auto-add-pages'] );
$nav_menu_option = (array) get_option( 'nav_menu_options' );
if ( ! isset( $nav_menu_option['auto_add'] ) ) {
$nav_menu_option['auto_add'] = array();
}
if ( $auto_add ) {
if ( ! in_array( $nav_menu_selected_id, $nav_menu_option['auto_add'], true ) ) {
$nav_menu_option['auto_add'][] = $nav_menu_selected_id;
}
} else {
$key = array_search( $nav_menu_selected_id, $nav_menu_option['auto_add'], true );
if ( false !== $key ) {
unset( $nav_menu_option['auto_add'][ $key ] );
}
}
// Remove non-existent/deleted menus.
$nav_menu_option['auto_add'] = array_intersect(
$nav_menu_option['auto_add'],
wp_get_nav_menus( array( 'fields' => 'ids' ) )
);
update_option( 'nav_menu_options', $nav_menu_option );
wp_defer_term_counting( false );
/** This action is documented in wp-includes/nav-menu.php */
do_action( 'wp_update_nav_menu', $nav_menu_selected_id );
/* translators: %s: Nav menu title. */
$message = sprintf( __( '%s has been updated.' ), '<strong>' . $nav_menu_selected_title . '</strong>' );
$notice_args = array(
'id' => 'message',
'dismissible' => true,
'additional_classes' => array( 'updated' ),
);
$messages[] = wp_get_admin_notice( $message, $notice_args );
unset( $menu_items, $unsorted_menu_items );
return $messages;
}
/**
* If a JSON blob of navigation menu data is in POST data, expand it and inject
* it into `$_POST` to avoid PHP `max_input_vars` limitations. See #14134.
*
* @ignore
* @since 4.5.3
* @access private
*/
function _wp_expand_nav_menu_post_data() {
if ( ! isset( $_POST['nav-menu-data'] ) ) {
return;
}
$data = json_decode( stripslashes( $_POST['nav-menu-data'] ) );
if ( ! is_null( $data ) && $data ) {
foreach ( $data as $post_input_data ) {
/*
* For input names that are arrays (e.g. `menu-item-db-id[3][4][5]`),
* derive the array path keys via regex and set the value in $_POST.
*/
preg_match( '#([^\[]*)(\[(.+)\])?#', $post_input_data->name, $matches );
$array_bits = array( $matches[1] );
if ( isset( $matches[3] ) ) {
$array_bits = array_merge( $array_bits, explode( '][', $matches[3] ) );
}
$new_post_data = array();
// Build the new array value from leaf to trunk.
for ( $i = count( $array_bits ) - 1; $i >= 0; $i-- ) {
if ( count( $array_bits ) - 1 === $i ) {
$new_post_data[ $array_bits[ $i ] ] = wp_slash( $post_input_data->value );
} else {
$new_post_data = array( $array_bits[ $i ] => $new_post_data );
}
}
$_POST = array_replace_recursive( $_POST, $new_post_data );
}
}
}