rl ) {
		// Add "About WordPress" link.
		$wp_admin_bar->add_node(
			array(
				'parent' => 'wp-logo',
				'id'     => 'about',
				'title'  => __( 'About WordPress' ),
				'href'   => $about_url,
			)
		);
	}

	if ( $contribute_url ) {
		// Add contribute link.
		$wp_admin_bar->add_node(
			array(
				'parent' => 'wp-logo',
				'id'     => 'contribute',
				'title'  => __( 'Get Involved' ),
				'href'   => $contribute_url,
			)
		);
	}

	// Add WordPress.org link.
	$wp_admin_bar->add_node(
		array(
			'parent' => 'wp-logo-external',
			'id'     => 'wporg',
			'title'  => __( 'WordPress.org' ),
			'href'   => __( 'https://wordpress.org/' ),
		)
	);

	// Add documentation link.
	$wp_admin_bar->add_node(
		array(
			'parent' => 'wp-logo-external',
			'id'     => 'documentation',
			'title'  => __( 'Documentation' ),
			'href'   => __( 'https://wordpress.org/documentation/' ),
		)
	);

	// Add learn link.
	$wp_admin_bar->add_node(
		array(
			'parent' => 'wp-logo-external',
			'id'     => 'learn',
			'title'  => __( 'Learn WordPress' ),
			'href'   => 'https://learn.wordpress.org/',
		)
	);

	// Add forums link.
	$wp_admin_bar->add_node(
		array(
			'parent' => 'wp-logo-external',
			'id'     => 'support-forums',
			'title'  => __( 'Support' ),
			'href'   => __( 'https://wordpress.org/support/forums/' ),
		)
	);

	// Add feedback link.
	$wp_admin_bar->add_node(
		array(
			'parent' => 'wp-logo-external',
			'id'     => 'feedback',
			'title'  => __( 'Feedback' ),
			'href'   => __( 'https://wordpress.org/support/forum/requests-and-feedback' ),
		)
	);
}

/**
 * Adds the sidebar toggle button.
 *
 * @since 3.8.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_sidebar_toggle( $wp_admin_bar ) {
	if ( is_admin() ) {
		$wp_admin_bar->add_node(
			array(
				'id'    => 'menu-toggle',
				'title' => '<span class="ab-icon" aria-hidden="true"></span><span class="screen-reader-text">' .
						/* translators: Hidden accessibility text. */
						__( 'Menu' ) .
					'</span>',
				'href'  => '#',
			)
		);
	}
}

/**
 * Adds the "My Account" item.
 *
 * @since 3.3.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_my_account_item( $wp_admin_bar ) {
	$user_id      = get_current_user_id();
	$current_user = wp_get_current_user();

	if ( ! $user_id ) {
		return;
	}

	if ( current_user_can( 'read' ) ) {
		$profile_url = get_edit_profile_url( $user_id );
	} elseif ( is_multisite() ) {
		$profile_url = get_dashboard_url( $user_id, 'profile.php' );
	} else {
		$profile_url = false;
	}

	$avatar = get_avatar( $user_id, 26 );
	/* translators: %s: Current user's display name. */
	$howdy = sprintf( __( 'Howdy, %s' ), '<span class="display-name">' . $current_user->display_name . '</span>' );
	$class = empty( $avatar ) ? '' : 'with-avatar';

	$wp_admin_bar->add_node(
		array(
			'id'     => 'my-account',
			'parent' => 'top-secondary',
			'title'  => $howdy . $avatar,
			'href'   => $profile_url,
			'meta'   => array(
				'class'      => $class,
				/* translators: %s: Current user's display name. */
				'menu_title' => sprintf( __( 'Howdy, %s' ), $current_user->display_name ),
				'tabindex'   => ( false !== $profile_url ) ? '' : 0,
			),
		)
	);
}

/**
 * Adds the "My Account" submenu items.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_my_account_menu( $wp_admin_bar ) {
	$user_id      = get_current_user_id();
	$current_user = wp_get_current_user();

	if ( ! $user_id ) {
		return;
	}

	if ( current_user_can( 'read' ) ) {
		$profile_url = get_edit_profile_url( $user_id );
	} elseif ( is_multisite() ) {
		$profile_url = get_dashboard_url( $user_id, 'profile.php' );
	} else {
		$profile_url = false;
	}

	$wp_admin_bar->add_group(
		array(
			'parent' => 'my-account',
			'id'     => 'user-actions',
		)
	);

	$user_info  = get_avatar( $user_id, 64 );
	$user_info .= "<span class='display-name'>{$current_user->display_name}</span>";

	if ( $current_user->display_name !== $current_user->user_login ) {
		$user_info .= "<span class='username'>{$current_user->user_login}</span>";
	}

	if ( false !== $profile_url ) {
		$user_info .= "<span class='display-name edit-profile'>" . __( 'Edit Profile' ) . '</span>';
	}

	$wp_admin_bar->add_node(
		array(
			'parent' => 'user-actions',
			'id'     => 'user-info',
			'title'  => $user_info,
			'href'   => $profile_url,
		)
	);

	$wp_admin_bar->add_node(
		array(
			'parent' => 'user-actions',
			'id'     => 'logout',
			'title'  => __( 'Log Out' ),
			'href'   => wp_logout_url(),
		)
	);
}

/**
 * Adds the "Site Name" menu.
 *
 * @since 3.3.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_site_menu( $wp_admin_bar ) {
	// Don't show for logged out users.
	if ( ! is_user_logged_in() ) {
		return;
	}

	// Show only when the user is a member of this site, or they're a super admin.
	if ( ! is_user_member_of_blog() && ! current_user_can( 'manage_network' ) ) {
		return;
	}

	$blogname = get_bloginfo( 'name' );

	if ( ! $blogname ) {
		$blogname = preg_replace( '#^(https?://)?(www.)?#', '', get_home_url() );
	}

	if ( is_network_admin() ) {
		/* translators: %s: Site title. */
		$blogname = sprintf( __( 'Network Admin: %s' ), esc_html( get_network()->site_name ) );
	} elseif ( is_user_admin() ) {
		/* translators: %s: Site title. */
		$blogname = sprintf( __( 'User Dashboard: %s' ), esc_html( get_network()->site_name ) );
	}

	$title = wp_html_excerpt( $blogname, 40, '&hellip;' );

	$wp_admin_bar->add_node(
		array(
			'id'    => 'site-name',
			'title' => $title,
			'href'  => ( is_admin() || ! current_user_can( 'read' ) ) ? home_url( '/' ) : admin_url(),
			'meta'  => array(
				'menu_title' => $title,
			),
		)
	);

	// Create submenu items.

	if ( is_admin() ) {
		// Add an option to visit the site.
		$wp_admin_bar->add_node(
			array(
				'parent' => 'site-name',
				'id'     => 'view-site',
				'title'  => __( 'Visit Site' ),
				'href'   => home_url( '/' ),
			)
		);

		if ( is_blog_admin() && is_multisite() && current_user_can( 'manage_sites' ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => 'site-name',
					'id'     => 'edit-site',
					'title'  => __( 'Manage Site' ),
					'href'   => network_admin_url( 'site-info.php?id=' . get_current_blog_id() ),
				)
			);
		}
	} elseif ( current_user_can( 'read' ) ) {
		// We're on the front end, link to the Dashboard.
		$wp_admin_bar->add_node(
			array(
				'parent' => 'site-name',
				'id'     => 'dashboard',
				'title'  => __( 'Dashboard' ),
				'href'   => admin_url(),
			)
		);

		// Add the appearance submenu items.
		wp_admin_bar_appearance_menu( $wp_admin_bar );

		// Add a Plugins link.
		if ( current_user_can( 'activate_plugins' ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => 'site-name',
					'id'     => 'plugins',
					'title'  => __( 'Plugins' ),
					'href'   => admin_url( 'plugins.php' ),
				)
			);
		}
	}
}

/**
 * Adds the "Edit site" link to the Toolbar.
 *
 * @since 5.9.0
 * @since 6.3.0 Added `$_wp_current_template_id` global for editing of current template directly from the admin bar.
 * @since 6.6.0 Added the `canvas` query arg to the Site Editor link.
 *
 * @global string $_wp_current_template_id
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_edit_site_menu( $wp_admin_bar ) {
	global $_wp_current_template_id;

	// Don't show if a block theme is not activated.
	if ( ! wp_is_block_theme() ) {
		return;
	}

	// Don't show for users who can't edit theme options or when in the admin.
	if ( ! current_user_can( 'edit_theme_options' ) || is_admin() ) {
		return;
	}

	$wp_admin_bar->add_node(
		array(
			'id'    => 'site-editor',
			'title' => __( 'Edit site' ),
			'href'  => add_query_arg(
				array(
					'postType' => 'wp_template',
					'postId'   => $_wp_current_template_id,
					'canvas'   => 'edit',
				),
				admin_url( 'site-editor.php' )
			),
		)
	);
}

/**
 * Adds the "Customize" link to the Toolbar.
 *
 * @since 4.3.0
 *
 * @global WP_Customize_Manager $wp_customize
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_customize_menu( $wp_admin_bar ) {
	global $wp_customize;

	// Don't show if a block theme is activated and no plugins use the customizer.
	if ( wp_is_block_theme() && ! has_action( 'customize_register' ) ) {
		return;
	}

	// Don't show for users who can't access the customizer or when in the admin.
	if ( ! current_user_can( 'customize' ) || is_admin() ) {
		return;
	}

	// Don't show if the user cannot edit a given customize_changeset post currently being previewed.
	if ( is_customize_preview() && $wp_customize->changeset_post_id()
		&& ! current_user_can( get_post_type_object( 'customize_changeset' )->cap->edit_post, $wp_customize->changeset_post_id() )
	) {
		return;
	}

	$current_url = ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
	if ( is_customize_preview() && $wp_customize->changeset_uuid() ) {
		$current_url = remove_query_arg( 'customize_changeset_uuid', $current_url );
	}

	$customize_url = add_query_arg( 'url', urlencode( $current_url ), wp_customize_url() );
	if ( is_customize_preview() ) {
		$customize_url = add_query_arg( array( 'changeset_uuid' => $wp_customize->changeset_uuid() ), $customize_url );
	}

	$wp_admin_bar->add_node(
		array(
			'id'    => 'customize',
			'title' => __( 'Customize' ),
			'href'  => $customize_url,
			'meta'  => array(
				'class' => 'hide-if-no-customize',
			),
		)
	);
	add_action( 'wp_before_admin_bar_render', 'wp_customize_support_script' );
}

/**
 * Adds the "My Sites/[Site Name]" menu and all submenus.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_my_sites_menu( $wp_admin_bar ) {
	// Don't show for logged out users or single site mode.
	if ( ! is_user_logged_in() || ! is_multisite() ) {
		return;
	}

	// Show only when the user has at least one site, or they're a super admin.
	if ( count( $wp_admin_bar->user->blogs ) < 1 && ! current_user_can( 'manage_network' ) ) {
		return;
	}

	if ( $wp_admin_bar->user->active_blog ) {
		$my_sites_url = get_admin_url( $wp_admin_bar->user->active_blog->blog_id, 'my-sites.php' );
	} else {
		$my_sites_url = admin_url( 'my-sites.php' );
	}

	$wp_admin_bar->add_node(
		array(
			'id'    => 'my-sites',
			'title' => __( 'My Sites' ),
			'href'  => $my_sites_url,
		)
	);

	if ( current_user_can( 'manage_network' ) ) {
		$wp_admin_bar->add_group(
			array(
				'parent' => 'my-sites',
				'id'     => 'my-sites-super-admin',
			)
		);

		$wp_admin_bar->add_node(
			array(
				'parent' => 'my-sites-super-admin',
				'id'     => 'network-admin',
				'title'  => __( 'Network Admin' ),
				'href'   => network_admin_url(),
			)
		);

		$wp_admin_bar->add_node(
			array(
				'parent' => 'network-admin',
				'id'     => 'network-admin-d',
				'title'  => __( 'Dashboard' ),
				'href'   => network_admin_url(),
			)
		);

		if ( current_user_can( 'manage_sites' ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => 'network-admin',
					'id'     => 'network-admin-s',
					'title'  => __( 'Sites' ),
					'href'   => network_admin_url( 'sites.php' ),
				)
			);
		}

		if ( current_user_can( 'manage_network_users' ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => 'network-admin',
					'id'     => 'network-admin-u',
					'title'  => __( 'Users' ),
					'href'   => network_admin_url( 'users.php' ),
				)
			);
		}

		if ( current_user_can( 'manage_network_themes' ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => 'network-admin',
					'id'     => 'network-admin-t',
					'title'  => __( 'Themes' ),
					'href'   => network_admin_url( 'themes.php' ),
				)
			);
		}

		if ( current_user_can( 'manage_network_plugins' ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => 'network-admin',
					'id'     => 'network-admin-p',
					'title'  => __( 'Plugins' ),
					'href'   => network_admin_url( 'plugins.php' ),
				)
			);
		}

		if ( current_user_can( 'manage_network_options' ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => 'network-admin',
					'id'     => 'network-admin-o',
					'title'  => __( 'Settings' ),
					'href'   => network_admin_url( 'settings.php' ),
				)
			);
		}
	}

	// Add site links.
	$wp_admin_bar->add_group(
		array(
			'parent' => 'my-sites',
			'id'     => 'my-sites-list',
			'meta'   => array(
				'class' => current_user_can( 'manage_network' ) ? 'ab-sub-secondary' : '',
			),
		)
	);

	/**
	 * Filters whether to show the site icons in toolbar.
	 *
	 * Returning false to this hook is the recommended way to hide site icons in the toolbar.
	 * A truthy return may have negative performance impact on large multisites.
	 *
	 * @since 6.0.0
	 *
	 * @param bool $show_site_icons Whether site icons should be shown in the toolbar. Default true.
	 */
	$show_site_icons = apply_filters( 'wp_admin_bar_show_site_icons', true );

	foreach ( (array) $wp_admin_bar->user->blogs as $blog ) {
		switch_to_blog( $blog->userblog_id );

		if ( true === $show_site_icons && has_site_icon() ) {
			$blavatar = sprintf(
				'<img class="blavatar" src="%s" srcset="%s 2x" alt="" width="16" height="16"%s />',
				esc_url( get_site_icon_url( 16 ) ),
				esc_url( get_site_icon_url( 32 ) ),
				( wp_lazy_loading_enabled( 'img', 'site_icon_in_toolbar' ) ? ' loading="lazy"' : '' )
			);
		} else {
			$blavatar = '<div class="blavatar"></div>';
		}

		$blogname = $blog->blogname;

		if ( ! $blogname ) {
			$blogname = preg_replace( '#^(https?://)?(www.)?#', '', get_home_url() );
		}

		$menu_id = 'blog-' . $blog->userblog_id;

		if ( current_user_can( 'read' ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => 'my-sites-list',
					'id'     => $menu_id,
					'title'  => $blavatar . $blogname,
					'href'   => admin_url(),
				)
			);

			$wp_admin_bar->add_node(
				array(
					'parent' => $menu_id,
					'id'     => $menu_id . '-d',
					'title'  => __( 'Dashboard' ),
					'href'   => admin_url(),
				)
			);
		} else {
			$wp_admin_bar->add_node(
				array(
					'parent' => 'my-sites-list',
					'id'     => $menu_id,
					'title'  => $blavatar . $blogname,
					'href'   => home_url(),
				)
			);
		}

		if ( current_user_can( get_post_type_object( 'post' )->cap->create_posts ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => $menu_id,
					'id'     => $menu_id . '-n',
					'title'  => get_post_type_object( 'post' )->labels->new_item,
					'href'   => admin_url( 'post-new.php' ),
				)
			);
		}

		if ( current_user_can( 'edit_posts' ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => $menu_id,
					'id'     => $menu_id . '-c',
					'title'  => __( 'Manage Comments' ),
					'href'   => admin_url( 'edit-comments.php' ),
				)
			);
		}

		$wp_admin_bar->add_node(
			array(
				'parent' => $menu_id,
				'id'     => $menu_id . '-v',
				'title'  => __( 'Visit Site' ),
				'href'   => home_url( '/' ),
			)
		);

		restore_current_blog();
	}
}

/**
 * Provides a shortlink.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_shortlink_menu( $wp_admin_bar ) {
	$short = wp_get_shortlink( 0, 'query' );
	$id    = 'get-shortlink';

	if ( empty( $short ) ) {
		return;
	}

	$html = '<input class="shortlink-input" type="text" readonly="readonly" value="' . esc_attr( $short ) . '" aria-label="' . __( 'Shortlink' ) . '" />';

	$wp_admin_bar->add_node(
		array(
			'id'    => $id,
			'title' => __( 'Shortlink' ),
			'href'  => $short,
			'meta'  => array( 'html' => $html ),
		)
	);
}

/**
 * Provides an edit link for posts and terms.
 *
 * @since 3.1.0
 * @since 5.5.0 Added a "View Post" link on Comments screen for a single post.
 *
 * @global WP_Term  $tag
 * @global WP_Query $wp_the_query WordPress Query object.
 * @global int      $user_id      The ID of the user being edited. Not to be confused with the
 *                                global $user_ID, which contains the ID of the current user.
 * @global int      $post_id      The ID of the post when editing comments for a single post.
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_edit_menu( $wp_admin_bar ) {
	global $tag, $wp_the_query, $user_id, $post_id;

	if ( is_admin() ) {
		$current_screen   = get_current_screen();
		$post             = get_post();
		$post_type_object = null;

		if ( 'post' === $current_screen->base ) {
			$post_type_object = get_post_type_object( $post->post_type );
		} elseif ( 'edit' === $current_screen->base ) {
			$post_type_object = get_post_type_object( $current_screen->post_type );
		} elseif ( 'edit-comments' === $current_screen->base && $post_id ) {
			$post = get_post( $post_id );
			if ( $post ) {
				$post_type_object = get_post_type_object( $post->post_type );
			}
		}

		if ( ( 'post' === $current_screen->base || 'edit-comments' === $current_screen->base )
			&& 'add' !== $current_screen->action
			&& ( $post_type_object )
			&& current_user_can( 'read_post', $post->ID )
			&& ( $post_type_object->public )
			&& ( $post_type_object->show_in_admin_bar ) ) {
			if ( 'draft' === $post->post_status ) {
				$preview_link = get_preview_post_link( $post );
				$wp_admin_bar->add_node(
					array(
						'id'    => 'preview',
						'title' => $post_type_object->labels->view_item,
						'href'  => esc_url( $preview_link ),
						'meta'  => array( 'target' => 'wp-preview-' . $post->ID ),
					)
				);
			} else {
				$wp_admin_bar->add_node(
					array(
						'id'    => 'view',
						'title' => $post_type_object->labels->view_item,
						'href'  => get_permalink( $post->ID ),
					)
				);
			}
		} elseif ( 'edit' === $current_screen->base
			&& ( $post_type_object )
			&& ( $post_type_object->public )
			&& ( $post_type_object->show_in_admin_bar )
			&& ( get_post_type_archive_link( $post_type_object->name ) )
			&& ! ( 'post' === $post_type_object->name && 'posts' === get_option( 'show_on_front' ) ) ) {
			$wp_admin_bar->add_node(
				array(
					'id'    => 'archive',
					'title' => $post_type_object->labels->view_items,
					'href'  => get_post_type_archive_link( $current_screen->post_type ),
				)
			);
		} elseif ( 'term' === $current_screen->base && isset( $tag ) && is_object( $tag ) && ! is_wp_error( $tag ) ) {
			$tax = get_taxonomy( $tag->taxonomy );
			if ( is_term_publicly_viewable( $tag ) ) {
				$wp_admin_bar->add_node(
					array(
						'id'    => 'view',
						'title' => $tax->labels->view_item,
						'href'  => get_term_link( $tag ),
					)
				);
			}
		} elseif ( 'user-edit' === $current_screen->base && isset( $user_id ) ) {
			$user_object = get_userdata( $user_id );
			$view_link   = get_author_posts_url( $user_object->ID );
			if ( $user_object->exists() && $view_link ) {
				$wp_admin_bar->add_node(
					array(
						'id'    => 'view',
						'title' => __( 'View User' ),
						'href'  => $view_link,
					)
				);
			}
		}
	} else {
		$current_object = $wp_the_query->get_queried_object();

		if ( empty( $current_object ) ) {
			return;
		}

		if ( ! empty( $current_object->post_type ) ) {
			$post_type_object = get_post_type_object( $current_object->post_type );
			$edit_post_link   = get_edit_post_link( $current_object->ID );
			if ( $post_type_object
				&& $edit_post_link
				&& current_user_can( 'edit_post', $current_object->ID )
				&& $post_type_object->show_in_admin_bar ) {
				$wp_admin_bar->add_node(
					array(
						'id'    => 'edit',
						'title' => $post_type_object->labels->edit_item,
						'href'  => $edit_post_link,
					)
				);
			}
		} elseif ( ! empty( $current_object->taxonomy ) ) {
			$tax            = get_taxonomy( $current_object->taxonomy );
			$edit_term_link = get_edit_term_link( $current_object->term_id, $current_object->taxonomy );
			if ( $tax && $edit_term_link && current_user_can( 'edit_term', $current_object->term_id ) ) {
				$wp_admin_bar->add_node(
					array(
						'id'    => 'edit',
						'title' => $tax->labels->edit_item,
						'href'  => $edit_term_link,
					)
				);
			}
		} elseif ( $current_object instanceof WP_User && current_user_can( 'edit_user', $current_object->ID ) ) {
			$edit_user_link = get_edit_user_link( $current_object->ID );
			if ( $edit_user_link ) {
				$wp_admin_bar->add_node(
					array(
						'id'    => 'edit',
						'title' => __( 'Edit User' ),
						'href'  => $edit_user_link,
					)
				);
			}
		}
	}
}

/**
 * Adds "Add New" menu.
 *
 * @since 3.1.0
 * @since 6.5.0 Added a New Site link for network installations.
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_new_content_menu( $wp_admin_bar ) {
	$actions = array();

	$cpts = (array) get_post_types( array( 'show_in_admin_bar' => true ), 'objects' );

	if ( isset( $cpts['post'] ) && current_user_can( $cpts['post']->cap->create_posts ) ) {
		$actions['post-new.php'] = array( $cpts['post']->labels->name_admin_bar, 'new-post' );
	}

	if ( isset( $cpts['attachment'] ) && current_user_can( 'upload_files' ) ) {
		$actions['media-new.php'] = array( $cpts['attachment']->labels->name_admin_bar, 'new-media' );
	}

	if ( current_user_can( 'manage_links' ) ) {
		$actions['link-add.php'] = array( _x( 'Link', 'add new from admin bar' ), 'new-link' );
	}

	if ( isset( $cpts['page'] ) && current_user_can( $cpts['page']->cap->create_posts ) ) {
		$actions['post-new.php?post_type=page'] = array( $cpts['page']->labels->name_admin_bar, 'new-page' );
	}

	unset( $cpts['post'], $cpts['page'], $cpts['attachment'] );

	// Add any additional custom post types.
	foreach ( $cpts as $cpt ) {
		if ( ! current_user_can( $cpt->cap->create_posts ) ) {
			continue;
		}

		$key             = 'post-new.php?post_type=' . $cpt->name;
		$actions[ $key ] = array( $cpt->labels->name_admin_bar, 'new-' . $cpt->name );
	}
	// Avoid clash with parent node and a 'content' post type.
	if ( isset( $actions['post-new.php?post_type=content'] ) ) {
		$actions['post-new.php?post_type=content'][1] = 'add-new-content';
	}

	if ( current_user_can( 'create_users' ) || ( is_multisite() && current_user_can( 'promote_users' ) ) ) {
		$actions['user-new.php'] = array( _x( 'User', 'add new from admin bar' ), 'new-user' );
	}

	if ( ! $actions ) {
		return;
	}

	$title = '<span class="ab-icon" aria-hidden="true"></span><span class="ab-label">' . _x( 'New', 'admin bar menu group label' ) . '</span>';

	$wp_admin_bar->add_node(
		array(
			'id'    => 'new-content',
			'title' => $title,
			'href'  => admin_url( current( array_keys( $actions ) ) ),
			'meta'  => array(
				'menu_title' => _x( 'New', 'admin bar menu group label' ),
			),
		)
	);

	foreach ( $actions as $link => $action ) {
		list( $title, $id ) = $action;

		$wp_admin_bar->add_node(
			array(
				'parent' => 'new-content',
				'id'     => $id,
				'title'  => $title,
				'href'   => admin_url( $link ),
			)
		);
	}

	if ( is_multisite() && current_user_can( 'create_sites' ) ) {
		$wp_admin_bar->add_node(
			array(
				'parent' => 'new-content',
				'id'     => 'add-new-site',
				'title'  => _x( 'Site', 'add new from admin bar' ),
				'href'   => network_admin_url( 'site-new.php' ),
			)
		);
	}
}

/**
 * Adds edit comments link with awaiting moderation count bubble.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_comments_menu( $wp_admin_bar ) {
	if ( ! current_user_can( 'edit_posts' ) ) {
		return;
	}

	$awaiting_mod  = wp_count_comments();
	$awaiting_mod  = $awaiting_mod->moderated;
	$awaiting_text = sprintf(
		/* translators: Hidden accessibility text. %s: Number of comments. */
		_n( '%s Comment in moderation', '%s Comments in moderation', $awaiting_mod ),
		number_format_i18n( $awaiting_mod )
	);

	$icon   = '<span class="ab-icon" aria-hidden="true"></span>';
	$title  = '<span class="ab-label awaiting-mod pending-count count-' . $awaiting_mod . '" aria-hidden="true">' . number_format_i18n( $awaiting_mod ) . '</span>';
	$title .= '<span class="screen-reader-text comments-in-moderation-text">' . $awaiting_text . '</span>';

	$wp_admin_bar->add_node(
		array(
			'id'    => 'comments',
			'title' => $icon . $title,
			'href'  => admin_url( 'edit-comments.php' ),
		)
	);
}

/**
 * Adds appearance submenu items to the "Site Name" menu.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_appearance_menu( $wp_admin_bar ) {
	$wp_admin_bar->add_group(
		array(
			'parent' => 'site-name',
			'id'     => 'appearance',
		)
	);

	if ( current_user_can( 'switch_themes' ) ) {
		$wp_admin_bar->add_node(
			array(
				'parent' => 'appearance',
				'id'     => 'themes',
				'title'  => __( 'Themes' ),
				'href'   => admin_url( 'themes.php' ),
			)
		);
	}

	if ( ! current_user_can( 'edit_theme_options' ) ) {
		return;
	}

	if ( current_theme_supports( 'widgets' ) ) {
		$wp_admin_bar->add_node(
			array(
				'parent' => 'appearance',
				'id'     => 'widgets',
				'title'  => __( 'Widgets' ),
				'href'   => admin_url( 'widgets.php' ),
			)
		);
	}

	if ( current_theme_supports( 'menus' ) || current_theme_supports( 'widgets' ) ) {
		$wp_admin_bar->add_node(
			array(
				'parent' => 'appearance',
				'id'     => 'menus',
				'title'  => __( 'Menus' ),
				'href'   => admin_url( 'nav-menus.php' ),
			)
		);
	}

	if ( current_theme_supports( 'custom-background' ) ) {
		$wp_admin_bar->add_node(
			array(
				'parent' => 'appearance',
				'id'     => 'background',
				'title'  => _x( 'Background', 'custom background' ),
				'href'   => admin_url( 'themes.php?page=custom-background' ),
				'meta'   => array(
					'class' => 'hide-if-customize',
				),
			)
		);
	}

	if ( current_theme_supports( 'custom-header' ) ) {
		$wp_admin_bar->add_node(
			array(
				'parent' => 'appearance',
				'id'     => 'header',
				'title'  => _x( 'Header', 'custom image header' ),
				'href'   => admin_url( 'themes.php?page=custom-header' ),
				'meta'   => array(
					'class' => 'hide-if-customize',
				),
			)
		);
	}
}

/**
 * Provides an update link if theme/plugin/core updates are available.
 *
 * @since 3.1.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_updates_menu( $wp_admin_bar ) {

	$update_data = wp_get_update_data();

	if ( ! $update_data['counts']['total'] ) {
		return;
	}

	$updates_text = sprintf(
		/* translators: Hidden accessibility text. %s: Total number of updates available. */
		_n( '%s update available', '%s updates available', $update_data['counts']['total'] ),
		number_format_i18n( $update_data['counts']['total'] )
	);

	$icon   = '<span class="ab-icon" aria-hidden="true"></span>';
	$title  = '<span class="ab-label" aria-hidden="true">' . number_format_i18n( $update_data['counts']['total'] ) . '</span>';
	$title .= '<span class="screen-reader-text updates-available-text">' . $updates_text . '</span>';

	$wp_admin_bar->add_node(
		array(
			'id'    => 'updates',
			'title' => $icon . $title,
			'href'  => network_admin_url( 'update-core.php' ),
		)
	);
}

/**
 * Adds search form.
 *
 * @since 3.3.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_search_menu( $wp_admin_bar ) {
	if ( is_admin() ) {
		return;
	}

	$form  = '<form action="' . esc_url( home_url( '/' ) ) . '" method="get" id="adminbarsearch">';
	$form .= '<input class="adminbar-input" name="s" id="adminbar-search" type="text" value="" maxlength="150" />';
	$form .= '<label for="adminbar-search" class="screen-reader-text">' .
			/* translators: Hidden accessibility text. */
			__( 'Search' ) .
		'</label>';
	$form .= '<input type="submit" class="adminbar-button" value="' . __( 'Search' ) . '" />';
	$form .= '</form>';

	$wp_admin_bar->add_node(
		array(
			'parent' => 'top-secondary',
			'id'     => 'search',
			'title'  => $form,
			'meta'   => array(
				'class'    => 'admin-bar-search',
				'tabindex' => -1,
			),
		)
	);
}

/**
 * Adds a link to exit recovery mode when Recovery Mode is active.
 *
 * @since 5.2.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_recovery_mode_menu( $wp_admin_bar ) {
	if ( ! wp_is_recovery_mode() ) {
		return;
	}

	$url = wp_login_url();
	$url = add_query_arg( 'action', WP_Recovery_Mode::EXIT_ACTION, $url );
	$url = wp_nonce_url( $url, WP_Recovery_Mode::EXIT_ACTION );

	$wp_admin_bar->add_node(
		array(
			'parent' => 'top-secondary',
			'id'     => 'recovery-mode',
			'title'  => __( 'Exit Recovery Mode' ),
			'href'   => $url,
		)
	);
}

/**
 * Adds secondary menus.
 *
 * @since 3.3.0
 *
 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
 */
function wp_admin_bar_add_secondary_groups( $wp_admin_bar ) {
	$wp_admin_bar->add_group(
		array(
			'id'   => 'top-secondary',
			'meta' => array(
				'class' => 'ab-top-secondary',
			),
		)
	);

	$wp_admin_bar->add_group(
		array(
			'parent' => 'wp-logo',
			'id'     => 'wp-logo-external',
			'meta'   => array(
				'class' => 'ab-sub-secondary',
			),
		)
	);
}

/**
 * Enqueues inline style to hide the admin bar when printing.
 *
 * @since 6.4.0
 */
function wp_enqueue_admin_bar_header_styles() {
	// Back-compat for plugins that disable functionality by unhooking this action.
	$action = is_admin() ? 'admin_head' : 'wp_head';
	if ( ! has_action( $action, 'wp_admin_bar_header' ) ) {
		return;
	}
	remove_action( $action, 'wp_admin_bar_header' );

	wp_add_inline_style( 'admin-bar', '@media print { #wpadminbar { display:none; } }' );
}

/**
 * Enqueues inline bump styles to make room for the admin bar.
 *
 * @since 6.4.0
 */
function wp_enqueue_admin_bar_bump_styles() {
	if ( current_theme_supports( 'admin-bar' ) ) {
		$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';
	}

	if ( '_admin_bar_bump_cb' !== $header_callback ) {
		return;
	}

	// Back-compat for plugins that disable functionality by unhooking this action.
	if ( ! has_action( 'wp_head', $header_callback ) ) {
		return;
	}
	remove_action( 'wp_head', $header_callback );

	$css = '
		@media screen { html { margin-top: 32px !important; } }
		@media screen and ( max-width: 782px ) { html { margin-top: 46px !important; } }
	';
	wp_add_inline_style( 'admin-bar', $css );
}

/**
 * Sets the display status of the admin bar.
 *
 * This can be called immediately upon plugin load. It does not need to be called
 * from a function hooked to the {@see 'init'} action.
 *
 * @since 3.1.0
 *
 * @global bool $show_admin_bar
 *
 * @param bool $show Whether to allow the admin bar to show.
 */
function show_admin_bar( $show ) {
	global $show_admin_bar;
	$show_admin_bar = (bool) $show;
}

/**
 * Determines whether the admin bar should be showing.
 *
 * For more information on this and similar theme functions, check out
 * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
 * Conditional Tags} article in the Theme Developer Handbook.
 *
 * @since 3.1.0
 *
 * @global bool   $show_admin_bar
 * @global string $pagenow        The filename of the current screen.
 *
 * @return bool Whether the admin bar should be showing.
 */
function is_admin_bar_showing() {
	global $show_admin_bar, $pagenow;

	// For all these types of requests, we never want an admin bar.
	if ( defined( 'XMLRPC_REQUEST' ) || defined( 'DOING_AJAX' ) || defined( 'IFRAME_REQUEST' ) || wp_is_json_request() ) {
		return false;
	}

	if ( is_embed() ) {
		return false;
	}

	// Integrated into the admin.
	if ( is_admin() ) {
		return true;
	}

	if ( ! isset( $show_admin_bar ) ) {
		if ( ! is_user_logged_in() || 'wp-login.php' === $pagenow ) {
			$show_admin_bar = false;
		} else {
			$show_admin_bar = _get_admin_bar_pref();
		}
	}

	/**
	 * Filters whether to show the admin bar.
	 *
	 * Returning false to this hook is the recommended way to hide the admin bar.
	 * The user's display preference is used for logged in users.
	 *
	 * @since 3.1.0
	 *
	 * @param bool $show_admin_bar Whether the admin bar should be shown. Default false.
	 */
	$show_admin_bar = apply_filters( 'show_admin_bar', $show_admin_bar );

	return $show_admin_bar;
}

/**
 * Retrieves the admin bar display preference of a user.
 *
 * @since 3.1.0
 * @access private
 *
 * @param string $context Context of this preference check. Defaults to 'front'. The 'admin'
 *                        preference is no longer used.
 * @param int    $user    Optional. ID of the user to check, defaults to 0 for current user.
 * @return bool Whether the admin bar should be showing for this user.
 */
function _get_admin_bar_pref( $context = 'front', $user = 0 ) {
	$pref = get_user_option( "show_admin_bar_{$context}", $user );
	if ( false === $pref ) {
		return true;
	}

	return 'true' === $pref;
}
s.
	 */
	public static function is_firefox_desktop() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$ua = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( false !== strpos( $ua, 'firefox' ) && false === strpos( $ua, 'mobile' ) && false === strpos( $ua, 'tablet' ) ) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * Detects if the current browser is FirefoxOS Native browser
	 *
	 * Mozilla/5.0 (Mobile; rv:14.0) Gecko/14.0 Firefox/14.0
	 */
	public static function is_firefox_os() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$ua = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( strpos( $ua, 'mozilla' ) !== false && strpos( $ua, 'mobile' ) !== false && strpos( $ua, 'gecko' ) !== false && strpos( $ua, 'firefox' ) !== false ) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * Detect Safari browser
	 */
	public static function is_safari_browser() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}
		if ( false === strpos( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ), 'Safari' ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
			return false;
		}
		return true;
	}

	/**
	 * Detect Edge browser
	 */
	public static function is_edge_browser() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}
		if ( false === strpos( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ), 'Edge' ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
			return false;
		}
		return true;
	}

	/**
	 * Detect Edge browser
	 */
	public static function is_ie_browser() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}
		$ua = wp_unslash( $_SERVER['HTTP_USER_AGENT'] ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		if ( false === ( strpos( $ua, 'MSIE' ) || strpos( $ua, 'Trident/7' ) ) ) {
			return false;
		}
		return true;
	}

	/**
	 * Detect modern Opera desktop
	 *
	 * Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.182 Safari/537.36 OPR/74.0.3911.203
	 *
	 * Looking for "OPR/" specifically.
	 */
	public static function is_opera_desktop() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		if ( false === strpos( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ), 'OPR/' ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
			return false;
		}

		return true;
	}

	/**
	 * Detects if the current browser is Opera Mobile
	 *
	 * What is the difference between Opera Mobile and Opera Mini?
	 * - Opera Mobile is a full Internet browser for mobile devices.
	 * - Opera Mini always uses a transcoder to convert the page for a small display.
	 * (it uses Opera advanced server compression technology to compress web content before it gets to a device.
	 *  The rendering engine is on Opera's server.)
	 *
	 * Opera/9.80 (Windows NT 6.1; Opera Mobi/14316; U; en) Presto/2.7.81 Version/11.00"
	 * Opera/9.50 (Nintendo DSi; Opera/507; U; en-US)
	 */
	public static function is_opera_mobile() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$ua = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( strpos( $ua, 'opera' ) !== false && strpos( $ua, 'mobi' ) !== false ) {
			return true;
		} elseif ( strpos( $ua, 'opera' ) !== false && strpos( $ua, 'nintendo dsi' ) !== false ) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * Detects if the current browser is Opera Mini
	 *
	 * Opera/8.01 (J2ME/MIDP; Opera Mini/3.0.6306/1528; en; U; ssr)
	 * Opera/9.80 (Android;Opera Mini/6.0.24212/24.746 U;en) Presto/2.5.25 Version/10.5454
	 * Opera/9.80 (iPhone; Opera Mini/5.0.019802/18.738; U; en) Presto/2.4.15
	 * Opera/9.80 (J2ME/iPhone;Opera Mini/5.0.019802/886; U; ja) Presto/2.4.15
	 * Opera/9.80 (J2ME/iPhone;Opera Mini/5.0.019802/886; U; ja) Presto/2.4.15
	 * Opera/9.80 (Series 60; Opera Mini/5.1.22783/23.334; U; en) Presto/2.5.25 Version/10.54
	 * Opera/9.80 (BlackBerry; Opera Mini/5.1.22303/22.387; U; en) Presto/2.5.25 Version/10.54
	 */
	public static function is_opera_mini() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$ua = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( strpos( $ua, 'opera' ) !== false && strpos( $ua, 'mini' ) !== false ) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * Detects if the current browser is Opera Mini, but not on a smart device OS(Android, iOS, etc)
	 * Used to send users on dumb devices to m.wor
	 */
	public static function is_opera_mini_dumb() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}
		$ua = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( self::is_opera_mini() ) {
			if ( strpos( $ua, 'android' ) !== false || strpos( $ua, 'iphone' ) !== false || strpos( $ua, 'ipod' ) !== false
			|| strpos( $ua, 'ipad' ) !== false || strpos( $ua, 'blackberry' ) !== false ) {
				return false;
			} else {
				return true;
			}
		} else {
			return false;
		}
	}

	/**
	 * Detects if the current browser is a Windows Phone 7 device.
	 * ex: Mozilla/4.0 (compatible; MSIE 7.0; Windows Phone OS 7.0; Trident/3.1; IEMobile/7.0; LG; GW910)
	 */
	public static function is_WindowsPhone7() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$ua = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( false === strpos( $ua, 'windows phone os 7' ) ) {
			return false;
		} elseif ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() ) {
			return false;
		} else {
			return true;
		}
	}

	/**
	 * Detects if the current browser is a Windows Phone 8 device.
	 * ex: Mozilla/5.0 (compatible; MSIE 10.0; Windows Phone 8.0; Trident/6.0; ARM; Touch; IEMobile/10.0; <Manufacturer>; <Device> [;<Operator>])
	 */
	public static function is_windows_phone_8() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$ua = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		if ( strpos( $ua, 'windows phone 8' ) === false ) {
			return false;
		} else {
			return true;
		}
	}

	/**
	 * Detects if the current browser is on a Palm device running the new WebOS. This EXCLUDES TouchPad.
	 *
	 * Ex1: Mozilla/5.0 (webOS/1.4.0; U; en-US) AppleWebKit/532.2 (KHTML, like Gecko) Version/1.0 Safari/532.2 Pre/1.1
	 * Ex2: Mozilla/5.0 (webOS/1.4.0; U; en-US) AppleWebKit/532.2 (KHTML, like Gecko) Version/1.0 Safari/532.2 Pixi/1.1
	 */
	public static function is_PalmWebOS() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$ua = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( false === strpos( $ua, 'webos' ) ) {
			return false;
		} elseif ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() ) {
			return false;
		} else {
			return true;
		}
	}

	/**
	 * Detects if the current browser is the HP TouchPad default browser. This excludes phones wt WebOS.
	 *
	 * TouchPad Emulator: Mozilla/5.0 (hp-desktop; Linux; hpwOS/2.0; U; it-IT) AppleWebKit/534.6 (KHTML, like Gecko) wOSBrowser/233.70 Safari/534.6 Desktop/1.0
	 * TouchPad: Mozilla/5.0 (hp-tablet; Linux; hpwOS/3.0.0; U; en-US) AppleWebKit/534.6 (KHTML, like Gecko) wOSBrowser/233.70 Safari/534.6 TouchPad/1.0
	 */
	public static function is_TouchPad() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$http_user_agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		if ( false !== strpos( $http_user_agent, 'hp-tablet' ) || false !== strpos( $http_user_agent, 'hpwos' ) || false !== strpos( $http_user_agent, 'touchpad' ) ) {
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() ) {
				return false;
			} else {
				return true;
			}
		} else {
			return false;
		}
	}

	/**
	 * Detects if the current browser is the Series 60 Open Source Browser.
	 *
	 * OSS Browser 3.2 on E75: Mozilla/5.0 (SymbianOS/9.3; U; Series60/3.2 NokiaE75-1/110.48.125 Profile/MIDP-2.1 Configuration/CLDC-1.1 ) AppleWebKit/413 (KHTML, like Gecko) Safari/413
	 *
	 * 7.0 Browser (Nokia 5800 XpressMusic (v21.0.025)) : Mozilla/5.0 (SymbianOS/9.4; U; Series60/5.0 Nokia5800d-1/21.0.025; Profile/MIDP-2.1 Configuration/CLDC-1.1 ) AppleWebKit/413 (KHTML, like Gecko) Safari/413
	 *
	 * Browser 7.1 (Nokia N97 (v12.0.024)) : Mozilla/5.0 (SymbianOS/9.4; Series60/5.0 NokiaN97-1/12.0.024; Profile/MIDP-2.1 Configuration/CLDC-1.1; en-us) AppleWebKit/525 (KHTML, like Gecko) BrowserNG/7.1.12344
	 */
	public static function is_S60_OSSBrowser() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() ) {
			return false;
		}

		$pos_webkit = strpos( $agent, 'webkit' );
		if ( false !== $pos_webkit ) {
			// First, test for WebKit, then make sure it's either Symbian or S60.
			if ( strpos( $agent, 'symbian' ) !== false || strpos( $agent, 'series60' ) !== false ) {
					return true;
			} else {
				return false;
			}
		} elseif ( strpos( $agent, 'symbianos' ) !== false && strpos( $agent, 'series60' ) !== false ) {
			return true;
		} elseif ( strpos( $agent, 'nokia' ) !== false && strpos( $agent, 'series60' ) !== false ) {
			return true;
		}

		return false;
	}

	/**
	 * Detects if the device platform is the Symbian Series 60.
	 */
	public static function is_symbian_platform() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		$pos_webkit = strpos( $agent, 'webkit' );
		if ( false !== $pos_webkit ) {
			// First, test for WebKit, then make sure it's either Symbian or S60.
			if ( strpos( $agent, 'symbian' ) !== false || strpos( $agent, 'series60' ) !== false ) {
					return true;
			} else {
				return false;
			}
		} elseif ( strpos( $agent, 'symbianos' ) !== false && strpos( $agent, 'series60' ) !== false ) {
			return true;
		} elseif ( strpos( $agent, 'nokia' ) !== false && strpos( $agent, 'series60' ) !== false ) {
			return true;
		} elseif ( strpos( $agent, 'opera mini' ) !== false ) {
			if ( strpos( $agent, 'symbianos' ) !== false || strpos( $agent, 'symbos' ) !== false || strpos( $agent, 'series 60' ) !== false ) {
				return true;
			}
		}

		return false;
	}

	/**
	 * Detects if the device platform is the Symbian Series 40.
	 * Nokia Browser for Series 40 is a proxy based browser, previously known as Ovi Browser.
	 * This browser will report 'NokiaBrowser' in the header, however some older version will also report 'OviBrowser'.
	 */
	public static function is_symbian_s40_platform() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( strpos( $agent, 'series40' ) !== false ) {
			if ( strpos( $agent, 'nokia' ) !== false || strpos( $agent, 'ovibrowser' ) !== false || strpos( $agent, 'nokiabrowser' ) !== false ) {
				return true;
			}
		}

		return false;
	}

	/**
	 * Returns if the device belongs to J2ME capable family.
	 *
	 * @return bool
	 */
	public static function is_J2ME_platform() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( strpos( $agent, 'j2me/midp' ) !== false ) {
			return true;
		} elseif ( strpos( $agent, 'midp' ) !== false && strpos( $agent, 'cldc' ) ) {
			return true;
		}
		return false;
	}

	/**
	 * Detects if the current UA is on one of the Maemo-based Nokia Internet Tablets.
	 */
	public static function is_MaemoTablet() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		$pos_maemo = strpos( $agent, 'maemo' );
		if ( false === $pos_maemo ) {
			return false;
		}

		// Must be Linux + Tablet, or else it could be something else.
		if ( strpos( $agent, 'tablet' ) !== false && strpos( $agent, 'linux' ) !== false ) {
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() ) {
				return false;
			} else {
				return true;
			}
		} else {
			return false;
		}
	}

	/**
	 * Detects if the current UA is a MeeGo device (Nokia Smartphone).
	 */
	public static function is_MeeGo() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$ua = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( false === strpos( $ua, 'meego' ) ) {
			return false;
		} elseif ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() ) {
			return false;
		} else {
			return true;
		}
	}

	/**
	 * The is_webkit() method can be used to check the User Agent for an webkit generic browser.
	 */
	public static function is_webkit() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		$pos_webkit = strpos( $agent, 'webkit' );

		if ( false !== $pos_webkit ) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * Detects if the current browser is the Native Android browser.
	 *
	 * @return boolean true if the browser is Android otherwise false
	 */
	public static function is_android() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent       = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		$pos_android = strpos( $agent, 'android' );
		if ( false !== $pos_android ) {
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() ) {
				return false;
			} else {
				return true;
			}
		} else {
			return false;
		}
	}

	/**
	 * Detects if the current browser is the Native Android Tablet browser.
	 * Assumes 'Android' should be in the user agent, but not 'mobile'
	 *
	 * @return boolean true if the browser is Android and not 'mobile' otherwise false
	 */
	public static function is_android_tablet() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		$pos_android      = strpos( $agent, 'android' );
		$pos_mobile       = strpos( $agent, 'mobile' );
		$post_android_app = strpos( $agent, 'wp-android' );

		if ( false !== $pos_android && false === $pos_mobile && false === $post_android_app ) {
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() ) {
				return false;
			} else {
				return true;
			}
		} else {
			return false;
		}
	}

	/**
	 * Detects if the current browser is the Kindle Fire Native browser.
	 *
	 * Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_3; en-us; Silk/1.1.0-84) AppleWebKit/533.16 (KHTML, like Gecko) Version/5.0 Safari/533.16 Silk-Accelerated=true
	 * Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_3; en-us; Silk/1.1.0-84) AppleWebKit/533.16 (KHTML, like Gecko) Version/5.0 Safari/533.16 Silk-Accelerated=false
	 *
	 * @return boolean true if the browser is Kindle Fire Native browser otherwise false
	 */
	public static function is_kindle_fire() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent        = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		$pos_silk     = strpos( $agent, 'silk/' );
		$pos_silk_acc = strpos( $agent, 'silk-accelerated=' );
		if ( false !== $pos_silk && false !== $pos_silk_acc ) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * Detects if the current browser is the Kindle Touch Native browser
	 *
	 * Mozilla/5.0 (X11; U; Linux armv7l like Android; en-us) AppleWebKit/531.2+ (KHTML, like Gecko) Version/5.0 Safari/533.2+ Kindle/3.0+
	 *
	 * @return boolean true if the browser is Kindle monochrome Native browser otherwise false
	 */
	public static function is_kindle_touch() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}
		$agent            = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		$pos_kindle_touch = strpos( $agent, 'kindle/3.0+' );
		if ( false !== $pos_kindle_touch && false === self::is_kindle_fire() ) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * Detect if user agent is the WordPress.com Windows 8 app (used ONLY on the custom oauth stylesheet)
	 */
	public static function is_windows8_auth() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		$pos   = strpos( $agent, 'msauthhost' );
		if ( false !== $pos ) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * Detect if user agent is the WordPress.com Windows 8 app.
	 */
	public static function is_wordpress_for_win8() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		$pos   = strpos( $agent, 'wp-windows8' );
		if ( false !== $pos ) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * Detect if user agent is the WordPress.com Desktop app.
	 */
	public static function is_wordpress_desktop_app() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		$pos   = strpos( $agent, 'WordPressDesktop' );
		if ( false !== $pos ) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * The is_blackberry_tablet() method can be used to check the User Agent for a RIM blackberry tablet.
	 * The user agent of the BlackBerry® Tablet OS follows a format similar to the following:
	 * Mozilla/5.0 (PlayBook; U; RIM Tablet OS 1.0.0; en-US) AppleWebKit/534.8+ (KHTML, like Gecko) Version/0.0.1 Safari/534.8+
	 */
	public static function is_blackberry_tablet() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent          = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		$pos_playbook   = stripos( $agent, 'PlayBook' );
		$pos_rim_tablet = stripos( $agent, 'RIM Tablet' );

		if ( ( false === $pos_playbook ) || ( false === $pos_rim_tablet ) ) {
			return false;
		} else {
			return true;
		}
	}

	/**
	 * The is_blackbeberry() method can be used to check the User Agent for a blackberry device.
	 * Note that opera mini on BB matches this rule.
	 */
	public static function is_blackbeberry() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		$pos_blackberry = strpos( $agent, 'blackberry' );
		if ( false !== $pos_blackberry ) {
			if ( self::is_opera_mini() || self::is_opera_mobile() || self::is_firefox_mobile() ) {
				return false;
			} else {
				return true;
			}
		} else {
			return false;
		}
	}

	/**
	 * The is_blackberry_10() method can be used to check the User Agent for a BlackBerry 10 device.
	 */
	public static function is_blackberry_10() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}
		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		return ( strpos( $agent, 'bb10' ) !== false ) && ( strpos( $agent, 'mobile' ) !== false );
	}

	/**
	 * Determines whether a desktop platform is Linux OS
	 *
	 * @return bool
	 */
	public static function is_linux_desktop() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}
		if ( ! preg_match( '/linux/i', wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
			return false;
		}
		return true;
	}

	/**
	 * Determines whether a desktop platform is Mac OS
	 *
	 * @return bool
	 */
	public static function is_mac_desktop() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}
		if ( ! preg_match( '/macintosh|mac os x/i', wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
			return false;
		}
		return true;
	}

	/**
	 * Determines whether a desktop platform is Windows OS
	 *
	 * @return bool
	 */
	public static function is_windows_desktop() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}
		if ( ! preg_match( '/windows|win32/i', wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
			return false;
		}
		return true;
	}

	/**
	 * Determines whether a desktop platform is Chrome OS
	 *
	 * @return bool
	 */
	public static function is_chrome_desktop() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}
		if ( ! preg_match( '/chrome/i', wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
			return false;
		}
		return true;
	}

	/**
	 * Retrieve the blackberry OS version.
	 *
	 * Return strings are from the following list:
	 * - blackberry-10
	 * - blackberry-7
	 * - blackberry-6
	 * - blackberry-torch //only the first edition. The 2nd edition has the OS7 onboard and doesn't need any special rule.
	 * - blackberry-5
	 * - blackberry-4.7
	 * - blackberry-4.6
	 * - blackberry-4.5
	 *
	 * @return string Version of the BB OS.
	 * If version is not found, get_blackbeberry_OS_version will return boolean false.
	 */
	public static function get_blackbeberry_OS_version() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		if ( self::is_blackberry_10() ) {
			return 'blackberry-10';
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		$pos_blackberry = stripos( $agent, 'blackberry' );
		if ( false === $pos_blackberry ) {
			// Not a blackberry device.
			return false;
		}

		// Blackberry devices OS 6.0 or higher.
		// Mozilla/5.0 (BlackBerry; U; BlackBerry 9670; en) AppleWebKit/534.3+ (KHTML, like Gecko) Version/6.0.0.286 Mobile Safari/534.3+.
		// Mozilla/5.0 (BlackBerry; U; BlackBerry 9800; en) AppleWebKit/534.1+ (KHTML, Like Gecko) Version/6.0.0.141 Mobile Safari/534.1+.
		// Mozilla/5.0 (BlackBerry; U; BlackBerry 9900; en-US) AppleWebKit/534.11+ (KHTML, like Gecko) Version/7.0.0 Mobile Safari/534.11+.
		$pos_webkit = stripos( $agent, 'webkit' );
		if ( false !== $pos_webkit ) {
			// Detected blackberry webkit browser.
			$pos_torch = stripos( $agent, 'BlackBerry 9800' );
			if ( false !== $pos_torch ) {
				return 'blackberry-torch'; // Match the torch first edition. the 2nd edition should use the OS7 and doesn't need any special rule.
			} elseif ( preg_match( '#Version\/([\d\.]+)#i', $agent, $matches ) ) { // Detecting the BB OS version for devices running OS 6.0 or higher.
				$version     = $matches[1];
				$version_num = explode( '.', $version );
				if ( false === is_array( $version_num ) || count( $version_num ) <= 1 ) {
					return 'blackberry-6'; // not a BB device that match our rule.
				} else {
					return 'blackberry-' . $version_num[0];
				}
			} else {
				// if doesn't match returns the minimun version with a webkit browser. we should never fall here.
				return 'blackberry-6'; // not a BB device that match our rule.
			}
		}

		// Blackberry devices <= 5.XX.
		// BlackBerry9000/5.0.0.93 Profile/MIDP-2.0 Configuration/CLDC-1.1 VendorID/179.
		if ( preg_match( '#BlackBerry\w+\/([\d\.]+)#i', $agent, $matches ) ) {
			$version = $matches[1];
		} else {
			return false; // not a BB device that match our rule.
		}

		$version_num = explode( '.', $version );

		if ( is_array( $version_num ) === false || count( $version_num ) <= 1 ) {
			return false;
		}

		$version_num_major = (int) $version_num[0];
		$version_num_minor = (int) $version_num[1];

		if ( 5 === $version_num_major ) {
			return 'blackberry-5';
		} elseif ( 4 === $version_num_major && 7 === $version_num_minor ) {
			return 'blackberry-4.7';
		} elseif ( 4 === $version_num_major && 6 === $version_num_minor ) {
			return 'blackberry-4.6';
		} elseif ( 4 === $version_num_major && 5 === $version_num_minor ) {
			return 'blackberry-4.5';
		} else {
			return false;
		}
	}

	/**
	 * Retrieve the blackberry browser version.
	 *
	 * Return string are from the following list:
	 * - blackberry-10
	 * - blackberry-webkit
	 * - blackberry-5
	 * - blackberry-4.7
	 * - blackberry-4.6
	 *
	 * @return string Type of the BB browser.
	 * If browser's version is not found, detect_blackbeberry_browser_version will return boolean false.
	 */
	public static function detect_blackberry_browser_version() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( self::is_blackberry_10() ) {
			return 'blackberry-10';
		}

		$pos_blackberry = strpos( $agent, 'blackberry' );
		if ( false === $pos_blackberry ) {
			// Not a blackberry device.
			return false;
		}

		$pos_webkit = strpos( $agent, 'webkit' );

		if ( ! ( false === $pos_webkit ) ) {
			return 'blackberry-webkit';
		} else {
			if ( ! preg_match( '#BlackBerry\w+\/([\d\.]+)#i', $agent, $matches ) ) {
				return false; // not a BB device that match our rule.
			}

			$version_num = explode( '.', $matches[1] );

			if ( false === is_array( $version_num ) || count( $version_num ) <= 1 ) {
				return false;
			}

			$version_num_major = (int) $version_num[0];
			$version_num_minor = (int) $version_num[1];

			if ( 5 === $version_num_major ) {
				return 'blackberry-5';
			} elseif ( 4 === $version_num_major && 7 === $version_num_minor ) {
				return 'blackberry-4.7';
			} elseif ( 4 === $version_num_major && 6 === $version_num_minor ) {
				return 'blackberry-4.6';
			} else {
				// A very old BB device is found or this is a BB device that doesn't match our rules.
				return false;
			}
		}
	}

	/**
	 * Checks if a visitor is coming from one of the WordPress mobile apps.
	 *
	 * @return bool
	 */
	public static function is_mobile_app() {

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$agent = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.

		if ( isset( $_SERVER['X_USER_AGENT'] ) && preg_match( '|wp-webos|', $_SERVER['X_USER_AGENT'] ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput -- This is validating.
			return true; // Wp4webos 1.1 or higher.
		}

		$app_agents = array( 'wp-android', 'wp-blackberry', 'wp-iphone', 'wp-nokia', 'wp-webos', 'wp-windowsphone' );
		// the mobile reader on iOS has an incorrect UA when loading the reader
		// currently it is the default one provided by the iOS framework which
		// causes problems with 2-step-auth
		// User-Agent   WordPress/3.1.4 CFNetwork/609 Darwin/13.0.0.
		$app_agents[] = 'wordpress/3.1';

		foreach ( $app_agents as $app_agent ) {
			if ( false !== strpos( $agent, $app_agent ) ) {
				return true;
			}
		}
		return false;
	}

	/**
	 * Detects if the current browser is Nintendo 3DS handheld.
	 *
	 * Example: Mozilla/5.0 (Nintendo 3DS; U; ; en) Version/1.7498.US
	 * can differ in language, version and region
	 */
	public static function is_Nintendo_3DS() {
		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		$ua = strtolower( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		if ( strpos( $ua, 'nintendo 3ds' ) !== false ) {
			return true;
		}
		return false;
	}

	/**
	 * Was the current request made by a known bot?
	 *
	 * @return boolean
	 */
	public static function is_bot() {
		static $is_bot = null;

		if ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) {
			return false;
		}

		if ( $is_bot === null ) {
			$is_bot = self::is_bot_user_agent( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- This is validating.
		}

		return $is_bot;
	}

	/**
	 * Is the given user-agent a known bot?
	 * If you want an is_bot check for the current request's UA, use is_bot() instead of passing a user-agent to this method.
	 *
	 * @param string $ua A user-agent string.
	 *
	 * @return boolean
	 */
	public static function is_bot_user_agent( $ua = null ) {

		if ( empty( $ua ) ) {
			return false;
		}

		$bot_agents = array(
			'alexa',
			'altavista',
			'ask jeeves',
			'attentio',
			'baiduspider',
			'bingbot',
			'chtml generic',
			'crawler',
			'fastmobilecrawl',
			'feedfetcher-google',
			'firefly',
			'froogle',
			'gigabot',
			'googlebot',
			'googlebot-mobile',
			'heritrix',
			'httrack',
			'ia_archiver',
			'irlbot',
			'iescholar',
			'infoseek',
			'jumpbot',
			'linkcheck',
			'lycos',
			'mediapartners',
			'mediobot',
			'motionbot',
			'msnbot',
			'mshots',
			'openbot',
			'pss-webkit-request',
			'pythumbnail',
			'scooter',
			'slurp',
			'snapbot',
			'spider',
			'taptubot',
			'technoratisnoop',
			'teoma',
			'twiceler',
			'yahooseeker',
			'yahooysmcm',
			'yammybot',
			'ahrefsbot',
			'pingdom.com_bot',
			'kraken',
			'yandexbot',
			'twitterbot',
			'tweetmemebot',
			'openhosebot',
			'queryseekerspider',
			'linkdexbot',
			'grokkit-crawler',
			'livelapbot',
			'germcrawler',
			'domaintunocrawler',
			'grapeshotcrawler',
			'cloudflare-alwaysonline',
			'cookieinformationscanner', // p1699315886066389-slack-C0438NHCLSY
			'facebookexternalhit', // https://www.facebook.com/externalhit_uatext.php
			'feedburner',
			'yacybot', // http://yacy.net/bot.html
			'trendictionbot',  // http://www.trendiction.de/bot;
			'elisabot',
			'linkfluence', // http://linkfluence.com/
			'semrushbot', // https://www.semrush.com/bot/
			'archive.org_bot', // http://archive.org/details/archive.org_bot
			'ezlynxbot', // https://www.ezoic.com/bot
			'siteauditbot', // https://www.semrush.com/bot/
			'snapchat', // https://developers.snap.com/robots
			'applebot', // https://support.apple.com/en-ca/HT204683
			'bne.es_bot', // https://www.bne.es/es/colecciones/archivo-web-espanola/aviso-webmasters
			'google-safety;', // https://www.google.com/bot.html
			'mojeekbot', // https://www.mojeek.com/bot.html
			'linkwalker', // https://www.linkwalker.com/
		);

		foreach ( $bot_agents as $bot_agent ) {
			if ( false !== stripos( $ua, $bot_agent ) ) {
				return true;
			}
		}

		return false;
	}
}