Question

wp_nav_menu_item_taxonomy_meta_box( string $object,  array $box )

Displays a meta box for a taxonomy menu item.

---

description

---

参数

$object

(string) (Required) Not used.

$box

(array) (Required) Taxonomy menu item meta box arguments.

• 'id'
  (string) Meta box 'id' attribute.
• 'title'
  (string) Meta box title.
• 'callback'
  (string) Meta box display callback.
• 'args'
  (object) Extra meta box arguments (the taxonomy object for this meta box).

---

源代码

File: wp-admin/includes/nav-menu.php

function wp_nav_menu_item_taxonomy_meta_box( $object, $box ) {
	global $nav_menu_selected_id;
	$taxonomy_name = $box['args']->name;

	// Paginate browsing for large numbers of objects.
	$per_page = 50;
	$pagenum = isset( $_REQUEST[$taxonomy_name . '-tab'] ) && isset( $_REQUEST['paged'] ) ? absint( $_REQUEST['paged'] ) : 1;
	$offset = 0 < $pagenum ? $per_page * ( $pagenum - 1 ) : 0;

	$args = array(
		'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( $taxonomy_name, $args );

	if ( ! $terms || is_wp_error($terms) ) {
		echo '<p>' . __( 'No items.' ) . '</p>';
		return;
	}

	$num_pages = ceil( wp_count_terms( $taxonomy_name , array_merge( $args, array('number' => '', 'offset' => '') ) ) / $per_page );

	$page_links = paginate_links( array(
		'base' => add_query_arg(
			array(
				$taxonomy_name . '-tab' => 'all',
				'paged' => '%#%',
				'item-type' => 'taxonomy',
				'item-object' => $taxonomy_name,
			)
		),
		'format' => '',
		'prev_text'          => '<span aria-label="' . esc_attr__( 'Previous page' ) . '">' . __( '&laquo;' ) . '</span>',
		'next_text'          => '<span aria-label="' . esc_attr__( 'Next page' ) . '">' . __( '&raquo;' ) . '</span>',
		'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( $_REQUEST[$taxonomy_name . '-tab'] ) && in_array( $_REQUEST[$taxonomy_name . '-tab'], array('all', 'most-used', 'search') ) ) {
		$current_tab = $_REQUEST[$taxonomy_name . '-tab'];
	}

	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',
	);

	?>
	<div id="taxonomy-<?php echo $taxonomy_name; ?>" class="taxonomydiv">
		<ul id="taxonomy-<?php echo $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="tabs-panel-<?php echo esc_attr( $taxonomy_name ); ?>-pop" href="<?php if ( $nav_menu_selected_id ) echo esc_url(add_query_arg($taxonomy_name . '-tab', 'most-used', remove_query_arg($removed_args))); ?>#tabs-panel-<?php echo $taxonomy_name; ?>-pop">
					<?php _e( 'Most Used' ); ?>
				</a>
			</li>
			<li <?php echo ( 'all' == $current_tab ? ' class="tabs"' : '' ); ?>>
				<a class="nav-tab-link" data-type="tabs-panel-<?php echo esc_attr( $taxonomy_name ); ?>-all" href="<?php if ( $nav_menu_selected_id ) echo esc_url(add_query_arg($taxonomy_name . '-tab', 'all', remove_query_arg($removed_args))); ?>#tabs-panel-<?php echo $taxonomy_name; ?>-all">
					<?php _e( 'View All' ); ?>
				</a>
			</li>
			<li <?php echo ( 'search' == $current_tab ? ' class="tabs"' : '' ); ?>>
				<a class="nav-tab-link" data-type="tabs-panel-search-taxonomy-<?php echo esc_attr( $taxonomy_name ); ?>" href="<?php if ( $nav_menu_selected_id ) echo esc_url(add_query_arg($taxonomy_name . '-tab', 'search', remove_query_arg($removed_args))); ?>#tabs-panel-search-taxonomy-<?php echo $taxonomy_name; ?>">
					<?php _e( 'Search' ); ?>
				</a>
			</li>
		</ul><!-- .taxonomy-tabs -->

		<div id="tabs-panel-<?php echo $taxonomy_name; ?>-pop" class="tabs-panel <?php
			echo ( 'most-used' == $current_tab ? 'tabs-panel-active' : 'tabs-panel-inactive' );
		?>">
			<ul id="<?php echo $taxonomy_name; ?>checklist-pop" class="categorychecklist form-no-clear" >
				<?php
				$popular_terms = get_terms( $taxonomy_name, array( '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="tabs-panel-<?php echo $taxonomy_name; ?>-all" class="tabs-panel tabs-panel-view-all <?php
			echo ( 'all' == $current_tab ? 'tabs-panel-active' : 'tabs-panel-inactive' );
		?>">
			<?php if ( ! empty( $page_links ) ) : ?>
				<div class="add-menu-item-pagelinks">
					<?php echo $page_links; ?>
				</div>
			<?php endif; ?>
			<ul id="<?php echo $taxonomy_name; ?>checklist" data-wp-lists="list:<?php echo $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 class="tabs-panel <?php
			echo ( 'search' == $current_tab ? 'tabs-panel-active' : 'tabs-panel-inactive' );
		?>" id="tabs-panel-search-taxonomy-<?php echo $taxonomy_name; ?>">
			<?php
			if ( isset( $_REQUEST['quick-search-taxonomy-' . $taxonomy_name] ) ) {
				$searched = esc_attr( $_REQUEST['quick-search-taxonomy-' . $taxonomy_name] );
				$search_results = get_terms( $taxonomy_name, array( 'name__like' => $searched, 'fields' => 'all', 'orderby' => 'count', 'order' => 'DESC', 'hierarchical' => false ) );
			} else {
				$searched = '';
				$search_results = array();
			}
			?>
			<p class="quick-search-wrap">
				<label for="quick-search-taxonomy-<?php echo $taxonomy_name; ?>" class="screen-reader-text"><?php _e( 'Search' ); ?></label>
				<input type="search" class="quick-search" value="<?php echo $searched; ?>" name="quick-search-taxonomy-<?php echo $taxonomy_name; ?>" id="quick-search-taxonomy-<?php echo $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 $taxonomy_name; ?>-search-checklist" data-wp-lists="list:<?php echo $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">
			<span class="list-controls">
				<a href="<?php
					echo esc_url(add_query_arg(
array(
$taxonomy_name . '-tab' => 'all',
'selectall' => 1,
),
remove_query_arg($removed_args)
					));
				?>#taxonomy-<?php echo $taxonomy_name; ?>" class="select-all aria-button-if-js"><?php _e( 'Select All' ); ?></a>
			</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
}

---

更新日志

Version	description
3.0.0	Introduced.

---

相关函数

Uses

• wp-admin/includes/template.php: submit_button()
• wp-admin/includes/class-walker-nav-menu-checklist.php: Walker_Nav_Menu_Checklist::__construct()
• wp-admin/includes/nav-menu.php: wp_nav_menu_disabled_check()
• wp-includes/l10n.php: __()
• wp-includes/l10n.php: esc_attr__()
• wp-includes/l10n.php: _e()
• wp-includes/l10n.php: esc_attr_e()
• wp-includes/formatting.php: esc_attr()
• wp-includes/formatting.php: esc_url()
• wp-includes/general-template.php: paginate_links()
• wp-includes/functions.php: absint()
• wp-includes/functions.php: add_query_arg()
• wp-includes/functions.php: remove_query_arg()
• wp-includes/taxonomy.php: wp_count_terms()
• wp-includes/taxonomy.php: get_terms()
• wp-includes/taxonomy.php: is_taxonomy_hierarchical()
• wp-includes/nav-menu-template.php: walk_nav_menu_tree()
• wp-includes/load.php: is_wp_error()
Show 13 more uses Hide more uses

---

User Contributed Notes