Adding upstream version 6.4.3+dfsg1.upstream/6.4.3+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 671 insertions, 0 deletions

diff --git a/wp-includes/class-wp-admin-bar.php b/wp-includes/class-wp-admin-bar.php
new file mode 100644
index 0000000..ee3888e
--- /dev/null
+++ b/wp-includes/class-wp-admin-bar.php
@@ -0,0 +1,671 @@
+<?php
+/**
+ * Toolbar API: WP_Admin_Bar class
+ *
+ * @package WordPress
+ * @subpackage Toolbar
+ * @since 3.1.0
+ */
+
+/**
+ * Core class used to implement the Toolbar API.
+ *
+ * @since 3.1.0
+ */
+#[AllowDynamicProperties]
+class WP_Admin_Bar {
+	private $nodes = array();
+	private $bound = false;
+	public $user;
+
+	/**
+	 * Deprecated menu property.
+	 *
+	 * @since 3.1.0
+	 * @deprecated 3.3.0 Modify admin bar nodes with WP_Admin_Bar::get_node(),
+	 *                   WP_Admin_Bar::add_node(), and WP_Admin_Bar::remove_node().
+	 * @var array
+	 */
+	public $menu = array();
+
+	/**
+	 * Initializes the admin bar.
+	 *
+	 * @since 3.1.0
+	 */
+	public function initialize() {
+		$this->user = new stdClass();
+
+		if ( is_user_logged_in() ) {
+			/* Populate settings we need for the menu based on the current user. */
+			$this->user->blogs = get_blogs_of_user( get_current_user_id() );
+			if ( is_multisite() ) {
+				$this->user->active_blog    = get_active_blog_for_user( get_current_user_id() );
+				$this->user->domain         = empty( $this->user->active_blog ) ? user_admin_url() : trailingslashit( get_home_url( $this->user->active_blog->blog_id ) );
+				$this->user->account_domain = $this->user->domain;
+			} else {
+				$this->user->active_blog    = $this->user->blogs[ get_current_blog_id() ];
+				$this->user->domain         = trailingslashit( home_url() );
+				$this->user->account_domain = $this->user->domain;
+			}
+		}
+
+		add_action( 'wp_head', 'wp_admin_bar_header' );
+
+		add_action( 'admin_head', 'wp_admin_bar_header' );
+
+		if ( current_theme_supports( 'admin-bar' ) ) {
+			/**
+			 * To remove the default padding styles from WordPress for the Toolbar, use the following code:
+			 * add_theme_support( 'admin-bar', array( 'callback' => '__return_false' ) );
+			 */
+			$admin_bar_args  = get_theme_support( 'admin-bar' );
+			$header_callback = $admin_bar_args[0]['callback'];
+		}
+
+		if ( empty( $header_callback ) ) {
+			$header_callback = '_admin_bar_bump_cb';
+		}
+
+		add_action( 'wp_head', $header_callback );
+
+		wp_enqueue_script( 'admin-bar' );
+		wp_enqueue_style( 'admin-bar' );
+
+		/**
+		 * Fires after WP_Admin_Bar is initialized.
+		 *
+		 * @since 3.1.0
+		 */
+		do_action( 'admin_bar_init' );
+	}
+
+	/**
+	 * Adds a node (menu item) to the admin bar menu.
+	 *
+	 * @since 3.3.0
+	 *
+	 * @param array $node The attributes that define the node.
+	 */
+	public function add_menu( $node ) {
+		$this->add_node( $node );
+	}
+
+	/**
+	 * Removes a node from the admin bar.
+	 *
+	 * @since 3.1.0
+	 *
+	 * @param string $id The menu slug to remove.
+	 */
+	public function remove_menu( $id ) {
+		$this->remove_node( $id );
+	}
+
+	/**
+	 * Adds a node to the menu.
+	 *
+	 * @since 3.1.0
+	 * @since 4.5.0 Added the ability to pass 'lang' and 'dir' meta data.
+	 *
+	 * @param array $args {
+	 *     Arguments for adding a node.
+	 *
+	 *     @type string $id     ID of the item.
+	 *     @type string $title  Title of the node.
+	 *     @type string $parent Optional. 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'. 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 ( isset( $back_compat_parents[ $args['parent'] ] ) ) {
+			list( $new_parent, $version ) = $back_compat_parents[ $args['parent'] ];
+			_deprecated_argument( __METHOD__, $version, sprintf( 'Use <code>%s</code> as the parent for the <code>%s</code> admin bar node instead of <code>%s</code>.', $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';
+		}
+
+		?>
+		<div id="wpadminbar" class="<?php echo $class; ?>">
+			<?php if ( ! is_admin() && ! did_action( 'wp_body_open' ) ) { ?>
+				<a class="screen-reader-shortcut" href="#wp-toolbar" tabindex="1"><?php _e( 'Skip to toolbar' ); ?></a>
+			<?php } ?>
+			<div class="quicklinks" id="wp-toolbar" role="navigation" aria-label="<?php esc_attr_e( 'Toolbar' ); ?>">
+				<?php
+				foreach ( $root->children as $group ) {
+					$this->_render_group( $group );
+				}
+				?>
+			</div>
+			<?php if ( is_user_logged_in() ) : ?>
+			<a class="screen-reader-shortcut" href="<?php echo esc_url( wp_logout_url() ); ?>"><?php _e( 'Log Out' ); ?></a>
+			<?php endif; ?>
+		</div>
+
+		<?php
+	}
+
+	/**
+	 * @since 3.3.0
+	 *
+	 * @param object $node
+	 */
+	final protected function _render_container( $node ) {
+		if ( 'container' !== $node->type || empty( $node->children ) ) {
+			return;
+		}
+
+		echo '<div id="' . esc_attr( 'wp-admin-bar-' . $node->id ) . '" class="ab-group-container">';
+		foreach ( $node->children as $group ) {
+			$this->_render_group( $group );
+		}
+		echo '</div>';
+	}
+
+	/**
+	 * @since 3.3.0
+	 *
+	 * @param object $node
+	 */
+	final protected function _render_group( $node ) {
+		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 = '';
+		}
+
+		echo "<ul id='" . esc_attr( 'wp-admin-bar-' . $node->id ) . "'$class>";
+		foreach ( $node->children as $item ) {
+			$this->_render_item( $item );
+		}
+		echo '</ul>';
+	}
+
+	/**
+	 * @since 3.3.0
+	 *
+	 * @param object $node
+	 */
+	final protected function _render_item( $node ) {
+		if ( 'item' !== $node->type ) {
+			return;
+		}
+
+		$is_parent             = ! empty( $node->children );
+		$has_link              = ! empty( $node->href );
+		$is_root_top_item      = 'root-default' === $node->parent;
+		$is_top_secondary_item = 'top-secondary' === $node->parent;
+
+		// Allow only numeric values, then casted to integers, and allow a tabindex value of `0` for a11y.
+		$tabindex        = ( isset( $node->meta['tabindex'] ) && is_numeric( $node->meta['tabindex'] ) ) ? (int) $node->meta['tabindex'] : '';
+		$aria_attributes = ( '' !== $tabindex ) ? ' tabindex="' . $tabindex . '"' : '';
+
+		$menuclass = '';
+		$arrow     = '';
+
+		if ( $is_parent ) {
+			$menuclass        = 'menupop ';
+			$aria_attributes .= ' aria-haspopup="true"';
+		}
+
+		if ( ! empty( $node->meta['class'] ) ) {
+			$menuclass .= $node->meta['class'];
+		}
+
+		// Print the arrow icon for the menu children with children.
+		if ( ! $is_root_top_item && ! $is_top_secondary_item && $is_parent ) {
+			$arrow = '<span class="wp-admin-bar-arrow" aria-hidden="true"></span>';
+		}
+
+		if ( $menuclass ) {
+			$menuclass = ' class="' . esc_attr( trim( $menuclass ) ) . '"';
+		}
+
+		echo "<li id='" . esc_attr( 'wp-admin-bar-' . $node->id ) . "'$menuclass>";
+
+		if ( $has_link ) {
+			$attributes = array( 'onclick', 'target', 'title', 'rel', 'lang', 'dir' );
+			echo "<a class='ab-item'$aria_attributes href='" . esc_url( $node->href ) . "'";
+		} else {
+			$attributes = array( 'onclick', 'target', 'title', 'rel', 'lang', 'dir' );
+			echo '<div class="ab-item ab-empty-item"' . $aria_attributes;
+		}
+
+		foreach ( $attributes as $attribute ) {
+			if ( empty( $node->meta[ $attribute ] ) ) {
+				continue;
+			}
+
+			if ( 'onclick' === $attribute ) {
+				echo " $attribute='" . esc_js( $node->meta[ $attribute ] ) . "'";
+			} else {
+				echo " $attribute='" . esc_attr( $node->meta[ $attribute ] ) . "'";
+			}
+		}
+
+		echo ">{$arrow}{$node->title}";
+
+		if ( $has_link ) {
+			echo '</a>';
+		} else {
+			echo '</div>';
+		}
+
+		if ( $is_parent ) {
+			echo '<div class="ab-sub-wrapper">';
+			foreach ( $node->children as $group ) {
+				$this->_render_group( $group );
+			}
+			echo '</div>';
+		}
+
+		if ( ! empty( $node->meta['html'] ) ) {
+			echo $node->meta['html'];
+		}
+
+		echo '</li>';
+	}
+
+	/**
+	 * Renders toolbar items recursively.
+	 *
+	 * @since 3.1.0
+	 * @deprecated 3.3.0 Use WP_Admin_Bar::_render_item() or WP_Admin_bar::render() instead.
+	 * @see WP_Admin_Bar::_render_item()
+	 * @see WP_Admin_Bar::render()
+	 *
+	 * @param string $id    Unused.
+	 * @param object $node
+	 */
+	public function recursive_render( $id, $node ) {
+		_deprecated_function( __METHOD__, '3.3.0', 'WP_Admin_bar::render(), WP_Admin_Bar::_render_item()' );
+		$this->_render_item( $node );
+	}
+
+	/**
+	 * Adds menus to the admin bar.
+	 *
+	 * @since 3.1.0
+	 */
+	public function add_menus() {
+		// User-related, aligned right.
+		add_action( 'admin_bar_menu', 'wp_admin_bar_my_account_menu', 0 );
+		add_action( 'admin_bar_menu', 'wp_admin_bar_search_menu', 4 );
+		add_action( 'admin_bar_menu', 'wp_admin_bar_my_account_item', 7 );
+		add_action( 'admin_bar_menu', 'wp_admin_bar_recovery_mode_menu', 8 );
+
+		// Site-related.
+		add_action( 'admin_bar_menu', 'wp_admin_bar_sidebar_toggle', 0 );
+		add_action( 'admin_bar_menu', 'wp_admin_bar_wp_menu', 10 );
+		add_action( 'admin_bar_menu', 'wp_admin_bar_my_sites_menu', 20 );
+		add_action( 'admin_bar_menu', 'wp_admin_bar_site_menu', 30 );
+		add_action( 'admin_bar_menu', 'wp_admin_bar_edit_site_menu', 40 );
+		add_action( 'admin_bar_menu', 'wp_admin_bar_customize_menu', 40 );
+		add_action( 'admin_bar_menu', 'wp_admin_bar_updates_menu', 50 );
+
+		// Content-related.
+		if ( ! is_network_admin() && ! is_user_admin() ) {
+			add_action( 'admin_bar_menu', 'wp_admin_bar_comments_menu', 60 );
+			add_action( 'admin_bar_menu', 'wp_admin_bar_new_content_menu', 70 );
+		}
+		add_action( 'admin_bar_menu', 'wp_admin_bar_edit_menu', 80 );
+
+		add_action( 'admin_bar_menu', 'wp_admin_bar_add_secondary_groups', 200 );
+
+		/**
+		 * Fires after menus are added to the menu bar.
+		 *
+		 * @since 3.1.0
+		 */
+		do_action( 'add_admin_bar_menus' );
+	}
+}