WordPress/wp-admin/includes/nav-menu.php

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<?php
/**
* Register nav menu metaboxes
*
* @since 3.0.0
**/
function wp_nav_menu_metaboxes_setup() {
add_meta_box( 'add-custom-links', __('Add Custom Links'), 'wp_nav_menu_item_link_metabox', 'nav-menus', 'side', 'default' );
wp_nav_menu_post_type_metaboxes();
wp_nav_menu_taxonomy_metaboxes();
}
/**
* Limit the amount of meta boxes to just links, pages and cats for first time users.
*
* @since 3.0.0
**/
function wp_initial_nav_menu_meta_boxes() {
global $wp_meta_boxes;
if ( !get_user_option( 'meta-box-hidden_nav-menus' ) && is_array($wp_meta_boxes) ) {
$initial_meta_boxes = array( 'manage-menu', 'create-menu', 'add-custom-links', 'add-page', '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 ) ) {
unset( $box['id'] );
} else {
$hidden_meta_boxes[] = $box['id'];
}
}
}
}
$user = wp_get_current_user();
update_user_meta( $user->ID, 'meta-box-hidden_nav-menus', $hidden_meta_boxes );
// returns all the hidden metaboxes to the js function: wpNavMenu.initial_meta_boxes()
return join( ',', $hidden_meta_boxes );
}
}
/**
* Creates metaboxes for any post type menu item.
*
* @since 3.0.0
*/
function wp_nav_menu_post_type_metaboxes() {
$post_types = get_post_types( array( 'public' => true ), 'object' );
if ( !$post_types )
return;
foreach ( $post_types as $post_type ) {
$id = $post_type->name;
add_meta_box( "add-{$id}", sprintf( __('Add an Existing %s'), $post_type->singular_label ), 'wp_nav_menu_item_post_type_metabox', 'nav-menus', 'side', 'default', $post_type );
}
}
/**
* Creates metaboxes for any taxonomy menu item.
*
* @since 3.0.0
*/
function wp_nav_menu_taxonomy_metaboxes() {
$taxonomies = get_taxonomies( array( 'show_ui' => true ), 'object' );
if ( !$taxonomies )
return;
foreach ( $taxonomies as $tax ) {
$id = $tax->name;
add_meta_box( "add-{$id}", sprintf( __('Add an Existing %s'), $tax->singular_label ), 'wp_nav_menu_item_taxonomy_metabox', 'nav-menus', 'side', 'default', $tax );
}
}
/**
* Displays a metabox for managing the active menu being edited.
*
* @since 3.0.0
*/
function wp_nav_menu_manage_menu_metabox( $object, $menu ) { ?>
<div id="submitpost" class="submitbox">
<div id="minor-publishing">
<div class="misc-pub-section misc-pub-section-last">
<label class="howto" for="menu-name">
<span><?php _e('Name'); ?></span>
<input id="menu-name" name="menu-name" type="text" class="regular-text menu-item-textbox" value="<?php echo esc_attr( $menu['args'][1] ); ?>" />
<br class="clear" />
</label>
</div><!--END .misc-pub-section misc-pub-section-last-->
<br class="clear" />
</div><!--END #misc-publishing-actions-->
<div id="major-publishing-actions">
<div id="delete-action">
<a class="submitdelete deletion" href="<?php echo wp_nonce_url( admin_url('nav-menus.php?action=delete&amp;menu=' . $menu['args'][0]), 'delete-nav_menu-' . $menu['args'][0] ); ?>"><?php _e('Delete Menu'); ?></a>
</div><!--END #delete-action-->
<div id="publishing-action">
<input class="button-primary" name="save_menu" type="submit" value="<?php esc_attr_e('Save Menu'); ?>" />
</div><!--END #publishing-action-->
<br class="clear" />
</div><!--END #major-publishing-actions-->
</div><!--END #submitpost .submitbox-->
<?php
}
/**
* Displays a metabox for creating a new menu.
*
* @since 3.0.0
*/
function wp_nav_menu_create_metabox() { ?>
<p>
<input type="text" name="create-menu-name" id="create-menu-name" class="regular-text" value="<?php esc_attr_e( 'Menu name' ); ?>" />
<input type="submit" name="create-menu-button" id="create-menu-button" class="button" value="<?php esc_attr_e('Create Menu'); ?>" />
</p>
<?php
}
/**
* Displays a metabox for the custom links menu item.
*
* @since 3.0.0
*/
function wp_nav_menu_item_link_metabox() {
// @note: hacky query, see #12660
$args = array( 'post_type' => 'nav_menu_item', 'post_status' => 'any', 'meta_key' => '_menu_item_type', 'numberposts' => -1, 'orderby' => 'title', );
// @todo transient caching of these results with proper invalidation on updating links
$links = get_posts( $args );
?>
<p id="menu-item-url-wrap">
<label class="howto" for="menu-item-url">
<span><?php _e('URL'); ?></span>
<input id="custom-menu-item-url" name="custom-menu-item-url" type="text" class="code menu-item-textbox" value="http://" />
</label>
</p>
<p id="menu-item-name-wrap">
<label class="howto" for="custom-menu-item-name">
<span><?php _e('Text'); ?></span>
<input id="custom-menu-item-name" name="custom-menu-item-name" type="text" class="regular-text menu-item-textbox" value="<?php echo esc_attr( __('Menu Item') ); ?>" />
</label>
</p>
<p class="button-controls">
<span class="lists-controls">
<a class="show-all"><?php _e('View All'); ?></a>
<a class="hide-all"><?php _e('Hide All'); ?></a>
</span>
<span class="add-to-menu">
<a class="button"><?php _e('Add to Menu'); ?></a>
</span>
</p>
<div id="available-links" class="list-wrap">
<div class="list-container">
<ul class="list">
<?php echo wp_nav_menu_get_items( $links, 'custom', 'custom' ); ?>
</ul>
</div><!-- /.list-container-->
</div><!-- /#available-links-->
<div class="clear"></div>
<?php
}
/**
* Displays a metabox for a post type menu item.
*
* @since 3.0.0
*
* @param string $object Not used.
* @param string $post_type The post type object.
*/
function wp_nav_menu_item_post_type_metabox( $object, $post_type ) {
$args = array( 'post_type' => $post_type['args']->name, 'numberposts' => -1, 'orderby' => 'title', );
// @todo transient caching of these results with proper invalidation on updating of a post of this type
$posts = get_posts( $args );
if ( !$posts )
$error = '<li id="error">'. sprintf( __( 'No %s exists' ), $post_type['args']->label ) .'</li>';
$pt_names = '';
if ( is_array($posts) ) {
foreach ( $posts as $post ) {
if ( $post->post_title ) {
$pt_names .= htmlentities( $post->post_title ) .'|';
}
}
}
$id = $post_type['args']->name;
?>
<p class="quick-search-wrap">
<input type="text" class="quick-search regular-text" value="" />
<a class="quick-search-submit button-secondary"><?php _e('Search'); ?></a>
</p>
<p class="button-controls">
<span class="lists-controls">
<a class="show-all"><?php _e('View All'); ?></a>
<a class="hide-all"><?php _e('Hide All'); ?></a>
</span>
<span class="add-to-menu">
<a class="button"><?php _e('Add to Menu'); ?></a>
</span>
</p>
<div id="existing-<?php echo esc_attr( $id ); ?>" class="list-wrap">
<div class="list-container">
<ul class="list">
<?php echo isset( $error ) ? $error : wp_nav_menu_get_items( $posts, 'post_type', $id ); ?>
</ul>
</div><!-- /.list-container-->
</div><!-- /#existing-categories-->
<input type="hidden" class="autocomplete" name="autocomplete-<?php echo esc_attr( $id ); ?>-names" value="<?php echo esc_js( $pt_names ); ?>" />
<br class="clear" />
<script type="text/javascript" charset="utf-8">
// <![CDATA[
jQuery(document).ready(function(){
wpNavMenu.autocomplete('<?php echo esc_attr($id); ?>');
});
// ]]>
</script>
<?php
}
/**
* Displays a metabox for a taxonomy menu item.
*
* @since 3.0.0
*
* @param string $object Not used.
* @param string $taxonomy The taxonomy object.
*/
function wp_nav_menu_item_taxonomy_metabox( $object, $taxonomy ) {
$args = array(
'child_of' => 0, 'orderby' => 'name', 'order' => 'ASC',
'hide_empty' => false, 'include_last_update_time' => false, 'hierarchical' => 1, 'exclude' => '',
'include' => '', 'number' => '', 'pad_counts' => false
);
// @todo transient caching of these results with proper invalidation on updating of a tax of this type
$terms = get_terms( $taxonomy['args']->name, $args );
if ( !$terms )
$error = '<li id="error">'. sprintf( __( 'No %s exists' ), $taxonomy['args']->label ) .'</li>';
$term_names = '';
if ( is_array($terms) ) {
foreach ( $terms as $term ) {
if ( $term->name ) {
$term_names .= htmlentities( $term->name ) .'|';
}
}
}
$id = $taxonomy['args']->name;
?>
<p class="quick-search-wrap">
<input type="text" class="quick-search regular-text" value="" />
<a class="quick-search-submit button-secondary"><?php _e('Search'); ?></a>
</p>
<p class="button-controls">
<span class="lists-controls">
<a class="show-all"><?php _e('View All'); ?></a>
<a class="hide-all"><?php _e('Hide All'); ?></a>
</span>
<span class="add-to-menu">
<a class="button"><?php _e('Add to Menu'); ?></a>
</span>
</p>
<div id="existing-<?php echo esc_attr( $id ); ?>" class="list-wrap">
<div class="list-container">
<ul class="list">
<?php echo isset( $error ) ? $error : wp_nav_menu_get_items( $terms, 'taxonomy', $id ); ?>
</ul>
</div><!-- /.list-container-->
</div><!-- /#existing-categories-->
<input type="hidden" class="autocomplete" name="autocomplete-<?php echo esc_attr($id); ?>-names" value="<?php echo esc_js( $term_names ); ?>" />
<br class="clear" />
<script type="text/javascript" charset="utf-8">
// <![CDATA[
jQuery(document).ready(function(){
wpNavMenu.autocomplete('<?php echo esc_attr($id); ?>');
});
// ]]>
</script>
<?php
}
/**
* Abstract function for returning all menu items of a menu item type.
*
* @since 3.0.0
*
* @param string $menu_items Array of objects containing all menu items to be displayed.
* @param string $object_type Menu item type.
* @param string $object Optional. Menu item type name.
* @param string $context Optional. The context for how the menu items should be formatted.
* @return string $ouput Menu items.
*/
function wp_nav_menu_get_items( $menu_items, $object_type, $object = null, $context = 'frontend' ) {
if ( !$menu_items )
return __( 'Not Found' );
$output = '';
$i = 1;
foreach ( $menu_items as $menu_item ) {
// convert the 'parent' taxonomy property to 'post_parent'
// so we don't have to duplicate this entire function.
if ( !isset($menu_item->post_parent) )
$menu_item->post_parent = $menu_item->parent;
// Get all attachements and links
if ( in_array($object, array( 'attachment', 'custom' )) )
$menu_item->post_parent = 0;
if ( 0 == $menu_item->post_parent ) {
// Set up the menu item
$menu_item = wp_setup_nav_menu_item( $menu_item, $object_type, $object );
// No blank titles
if ( empty($menu_item->title) )
continue;
$attributes = ( 'backend' == $context ) ? ' id="menu-item-'. $i .'" value="'. $i .'"' : '';
$output .= '<li'. $attributes .'>';
$output .= wp_get_nav_menu_item( $menu_item, $object_type, $object );
$output .= wp_get_nav_menu_sub_items( $menu_item->ID, $object_type, $object, $context );
$output .= '</li>';
++$i;
}
}
return $output;
}
/**
* Recursive function to retrieve sub menu items.
*
* @since 3.0.0
*
* @param string $childof The Parent ID.
* @param string $object_type The object type.
* @param string $object The object name.
* @return string $output sub menu items.
*/
function wp_get_nav_menu_sub_items( $childof, $object_type, $object = null, $context = 'frontend' ) {
$args = array( 'child_of' => $childof, 'parent' => $childof, 'hide_empty' => false, );
switch ( $object_type ) {
case 'post_type':
$hierarchical_post_types = get_post_types( array( 'hierarchical' => true ) );
if ( in_array( $object, $hierarchical_post_types ) ) {
$args['post_type'] = $object;
$sub_menu_items = get_pages( $args );
} else {
$sub_menu_items = array();
}
break;
case 'taxonomy':
if ( is_taxonomy_hierarchical( $object ) ) {
$sub_menu_items = get_terms( $object, $args );
} else {
$sub_menu_items = array();
}
break;
default:
$sub_menu_items = array();
break;
}
$output = '';
$i = 1;
if ( !empty($sub_menu_items) && !is_wp_error($sub_menu_items) ) {
$output .= '<ul class="sub-menu menu-item-type-'. $object_type .'">';
foreach ( $sub_menu_items as $menu_item ) {
// Set up the menu item
$menu_item = wp_setup_nav_menu_item( $menu_item, $object_type, $object );
$attributes = ( 'backend' == $context ) ? ' id="menu-item-'. $i .'" value="'. $i .'"' : '';
$output .= '<li'. $attributes .'>';
$output .= wp_get_nav_menu_item( $menu_item, $object_type, $object );
$output .= wp_get_nav_menu_sub_items( $menu_item->ID, $object_type, $object );
$output .= '</li>';
++$i;
}
$output .= '</ul>';
}
return $output;
}
?>