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ID of the parent node. * @type string $href Optional. Link for the item. * @type bool $group Optional. Whether or not the node is a group. Default false. * @type array $meta Meta data including the following keys: 'html', 'class', 'rel', 'lang', 'dir', * 'onclick', 'target', 'title', 'tabindex', 'menu_title'. Default empty. * } */ public function add_node( $args ) { // Shim for old method signature: add_node( $parent_id, $menu_obj, $args ). if ( func_num_args() >= 3 && is_string( $args ) ) { $args = array_merge( array( 'parent' => $args ), func_get_arg( 2 ) ); } if ( is_object( $args ) ) { $args = get_object_vars( $args ); } // Ensure we have a valid title. if ( empty( $args['id'] ) ) { if ( empty( $args['title'] ) ) { return; } _doing_it_wrong( __METHOD__, __( 'The menu ID should not be empty.' ), '3.3.0' ); // Deprecated: Generate an ID from the title. $args['id'] = esc_attr( sanitize_title( trim( $args['title'] ) ) ); } $defaults = array( 'id' => false, 'title' => false, 'parent' => false, 'href' => false, 'group' => false, 'meta' => array(), ); // If the node already exists, keep any data that isn't provided. $maybe_defaults = $this->get_node( $args['id'] ); if ( $maybe_defaults ) { $defaults = get_object_vars( $maybe_defaults ); } // Do the same for 'meta' items. if ( ! empty( $defaults['meta'] ) && ! empty( $args['meta'] ) ) { $args['meta'] = wp_parse_args( $args['meta'], $defaults['meta'] ); } $args = wp_parse_args( $args, $defaults ); $back_compat_parents = array( 'my-account-with-avatar' => array( 'my-account', '3.3' ), 'my-blogs' => array( 'my-sites', '3.3' ), ); if ( is_string( $args['parent'] ) && isset( $back_compat_parents[ $args['parent'] ] ) ) { list( $new_parent, $version ) = $back_compat_parents[ $args['parent'] ]; _deprecated_argument( __METHOD__, $version, sprintf( 'Use %s as the parent for the %s admin bar node instead of %s.', $new_parent, $args['id'], $args['parent'] ) ); $args['parent'] = $new_parent; } $this->_set_node( $args ); } /** * @since 3.3.0 * * @param array $args */ final protected function _set_node( $args ) { $this->nodes[ $args['id'] ] = (object) $args; } /** * Gets a node. * * @since 3.3.0 * * @param string $id * @return object|void Node. */ final public function get_node( $id ) { $node = $this->_get_node( $id ); if ( $node ) { return clone $node; } } /** * @since 3.3.0 * * @param string $id * @return object|void */ final protected function _get_node( $id ) { if ( $this->bound ) { return; } if ( empty( $id ) ) { $id = 'root'; } if ( isset( $this->nodes[ $id ] ) ) { return $this->nodes[ $id ]; } } /** * @since 3.3.0 * * @return array|void */ final public function get_nodes() { $nodes = $this->_get_nodes(); if ( ! $nodes ) { return; } foreach ( $nodes as &$node ) { $node = clone $node; } return $nodes; } /** * @since 3.3.0 * * @return array|void */ final protected function _get_nodes() { if ( $this->bound ) { return; } return $this->nodes; } /** * Adds a group to a toolbar menu node. * * Groups can be used to organize toolbar items into distinct sections of a toolbar menu. * * @since 3.3.0 * * @param array $args { * Array of arguments for adding a group. * * @type string $id ID of the item. * @type string $parent Optional. ID of the parent node. Default 'root'. * @type array $meta Meta data for the group including the following keys: * 'class', 'onclick', 'target', and 'title'. * } */ final public function add_group( $args ) { $args['group'] = true; $this->add_node( $args ); } /** * Remove a node. * * @since 3.1.0 * * @param string $id The ID of the item. */ public function remove_node( $id ) { $this->_unset_node( $id ); } /** * @since 3.3.0 * * @param string $id */ final protected function _unset_node( $id ) { unset( $this->nodes[ $id ] ); } /** * @since 3.1.0 */ public function render() { $root = $this->_bind(); if ( $root ) { $this->_render( $root ); } } /** * @since 3.3.0 * * @return object|void */ final protected function _bind() { if ( $this->bound ) { return; } /* * Add the root node. * Clear it first, just in case. Don't mess with The Root. */ $this->remove_node( 'root' ); $this->add_node( array( 'id' => 'root', 'group' => false, ) ); // Normalize nodes: define internal 'children' and 'type' properties. foreach ( $this->_get_nodes() as $node ) { $node->children = array(); $node->type = ( $node->group ) ? 'group' : 'item'; unset( $node->group ); // The Root wants your orphans. No lonely items allowed. if ( ! $node->parent ) { $node->parent = 'root'; } } foreach ( $this->_get_nodes() as $node ) { if ( 'root' === $node->id ) { continue; } // Fetch the parent node. If it isn't registered, ignore the node. $parent = $this->_get_node( $node->parent ); if ( ! $parent ) { continue; } // Generate the group class (we distinguish between top level and other level groups). $group_class = ( 'root' === $node->parent ) ? 'ab-top-menu' : 'ab-submenu'; if ( 'group' === $node->type ) { if ( empty( $node->meta['class'] ) ) { $node->meta['class'] = $group_class; } else { $node->meta['class'] .= ' ' . $group_class; } } // Items in items aren't allowed. Wrap nested items in 'default' groups. if ( 'item' === $parent->type && 'item' === $node->type ) { $default_id = $parent->id . '-default'; $default = $this->_get_node( $default_id ); /* * The default group is added here to allow groups that are * added before standard menu items to render first. */ if ( ! $default ) { /* * Use _set_node because add_node can be overloaded. * Make sure to specify default settings for all properties. */ $this->_set_node( array( 'id' => $default_id, 'parent' => $parent->id, 'type' => 'group', 'children' => array(), 'meta' => array( 'class' => $group_class, ), 'title' => false, 'href' => false, ) ); $default = $this->_get_node( $default_id ); $parent->children[] = $default; } $parent = $default; /* * Groups in groups aren't allowed. Add a special 'container' node. * The container will invisibly wrap both groups. */ } elseif ( 'group' === $parent->type && 'group' === $node->type ) { $container_id = $parent->id . '-container'; $container = $this->_get_node( $container_id ); // We need to create a container for this group, life is sad. if ( ! $container ) { /* * Use _set_node because add_node can be overloaded. * Make sure to specify default settings for all properties. */ $this->_set_node( array( 'id' => $container_id, 'type' => 'container', 'children' => array( $parent ), 'parent' => false, 'title' => false, 'href' => false, 'meta' => array(), ) ); $container = $this->_get_node( $container_id ); // Link the container node if a grandparent node exists. $grandparent = $this->_get_node( $parent->parent ); if ( $grandparent ) { $container->parent = $grandparent->id; $index = array_search( $parent, $grandparent->children, true ); if ( false === $index ) { $grandparent->children[] = $container; } else { array_splice( $grandparent->children, $index, 1, array( $container ) ); } } $parent->parent = $container->id; } $parent = $container; } // Update the parent ID (it might have changed). $node->parent = $parent->id; // Add the node to the tree. $parent->children[] = $node; } $root = $this->_get_node( 'root' ); $this->bound = true; return $root; } /** * @since 3.3.0 * * @param object $root */ final protected function _render( $root ) { /* * Add browser classes. * We have to do this here since admin bar shows on the front end. */ $class = 'nojq nojs'; if ( wp_is_mobile() ) { $class .= ' mobile'; } ?>
type || empty( $node->children ) ) { return; } echo '
'; foreach ( $node->children as $group ) { $this->_render_group( $group ); } echo '
'; } /** * @since 3.3.0 * @since 6.5.0 Added `$menu_title` parameter to allow an ARIA menu name. * * @param object $node * @param string|bool $menu_title The accessible name of this ARIA menu or false if not provided. */ final protected function _render_group( $node, $menu_title = false ) { if ( 'container' === $node->type ) { $this->_render_container( $node ); return; } if ( 'group' !== $node->type || empty( $node->children ) ) { return; } if ( ! empty( $node->meta['class'] ) ) { $class = ' class="' . esc_attr( trim( $node->meta['class'] ) ) . '"'; } else { $class = ''; } if ( empty( $menu_title ) ) { echo "