+ <p><label for="<?php echo $this->get_field_id('taxonomy'); ?>"><?php _e('Taxonomy:') ?></label>
+ <select class="widefat" id="<?php echo $this->get_field_id('taxonomy'); ?>" name="<?php echo $this->get_field_name('taxonomy'); ?>">
+ <?php foreach ( get_taxonomies() as $taxonomy ) :
+ $tax = get_taxonomy($taxonomy);
+ if ( !$tax->show_tagcloud || empty($tax->labels->name) )
+ continue;
+ ?>
+ <option value="<?php echo esc_attr($taxonomy) ?>" <?php selected($taxonomy, $current_taxonomy) ?>><?php echo $tax->labels->name; ?></option>
+ <?php endforeach; ?>
+ </select></p><?php
+ }
+
+ /**
+ * @param array $instance
+ * @return string
+ */
+ public function _get_current_taxonomy($instance) {
+ if ( !empty($instance['taxonomy']) && taxonomy_exists($instance['taxonomy']) )
+ return $instance['taxonomy'];
+
+ return 'post_tag';
+ }
+}
+
+/**
+ * Navigation Menu widget class
+ *
+ * @since 3.0.0
+ */
+ class WP_Nav_Menu_Widget extends WP_Widget {
+
+ public function __construct() {
+ $widget_ops = array( 'description' => __('Add a custom menu to your sidebar.') );
+ parent::__construct( 'nav_menu', __('Custom Menu'), $widget_ops );
+ }
+
+ /**
+ * @param array $args
+ * @param array $instance
+ */
+ public function widget( $args, $instance ) {
+ // Get menu
+ $nav_menu = ! empty( $instance['nav_menu'] ) ? wp_get_nav_menu_object( $instance['nav_menu'] ) : false;
+
+ if ( !$nav_menu )
+ return;
+
+ /** This filter is documented in wp-includes/default-widgets.php */
+ $instance['title'] = apply_filters( 'widget_title', empty( $instance['title'] ) ? '' : $instance['title'], $instance, $this->id_base );
+
+ echo $args['before_widget'];
+
+ if ( !empty($instance['title']) )
+ echo $args['before_title'] . $instance['title'] . $args['after_title'];
+
+ $nav_menu_args = array(
+ 'fallback_cb' => '',
+ 'menu' => $nav_menu
+ );
+
+ /**
+ * Filter the arguments for the Custom Menu widget.
+ *
+ * @since 4.2.0
+ *
+ * @param array $nav_menu_args {
+ * An array of arguments passed to wp_nav_menu() to retrieve a custom menu.
+ *
+ * @type callback|bool $fallback_cb Callback to fire if the menu doesn't exist. Default empty.
+ * @type mixed $menu Menu ID, slug, or name.
+ * }
+ * @param stdClass $nav_menu Nav menu object for the current menu.
+ * @param array $args Display arguments for the current widget.
+ */
+ wp_nav_menu( apply_filters( 'widget_nav_menu_args', $nav_menu_args, $nav_menu, $args ) );
+
+ echo $args['after_widget'];
+ }
+
+ /**
+ * @param array $new_instance
+ * @param array $old_instance
+ * @return array
+ */
+ public function update( $new_instance, $old_instance ) {
+ $instance = array();
+ if ( ! empty( $new_instance['title'] ) ) {
+ $instance['title'] = strip_tags( stripslashes($new_instance['title']) );
+ }
+ if ( ! empty( $new_instance['nav_menu'] ) ) {
+ $instance['nav_menu'] = (int) $new_instance['nav_menu'];
+ }
+ return $instance;
+ }
+
+ /**
+ * @param array $instance
+ */
+ public function form( $instance ) {
+ $title = isset( $instance['title'] ) ? $instance['title'] : '';
+ $nav_menu = isset( $instance['nav_menu'] ) ? $instance['nav_menu'] : '';
+
+ // Get menus
+ $menus = wp_get_nav_menus();
+
+ // If no menus exists, direct the user to go and create some.
+ ?>
+ <p class="nav-menu-widget-no-menus-message" <?php if ( ! empty( $menus ) ) { echo ' style="display:none" '; } ?>>
+ <?php
+ if ( isset( $GLOBALS['wp_customize'] ) && $GLOBALS['wp_customize'] instanceof WP_Customize_Manager ) {
+ $url = 'javascript: wp.customize.panel( "nav_menus" ).focus();';
+ } else {
+ $url = admin_url( 'nav-menus.php' );
+ }
+ ?>
+ <?php echo sprintf( __( 'No menus have been created yet. <a href="%s">Create some</a>.' ), esc_attr( $url ) ); ?>
+ </p>
+ <div class="nav-menu-widget-form-controls" <?php if ( empty( $menus ) ) { echo ' style="display:none" '; } ?>>
+ <p>
+ <label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:' ) ?></label>
+ <input type="text" class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo esc_attr( $title ); ?>"/>
+ </p>
+ <p>
+ <label for="<?php echo $this->get_field_id( 'nav_menu' ); ?>"><?php _e( 'Select Menu:' ); ?></label>
+ <select id="<?php echo $this->get_field_id( 'nav_menu' ); ?>" name="<?php echo $this->get_field_name( 'nav_menu' ); ?>">
+ <option value="0"><?php _e( '— Select —' ); ?></option>
+ <?php foreach ( $menus as $menu ) : ?>
+ <option value="<?php echo esc_attr( $menu->term_id ); ?>" <?php selected( $nav_menu, $menu->term_id ); ?>>
+ <?php echo esc_html( $menu->name ); ?>
+ </option>
+ <?php endforeach; ?>
+ </select>
+ </p>
+ </div>
+ <?php