Add gravity flow demo

backend/wordpress/wp-content/plugins/view-admin-as/ui/class-toolbar.php

@@ -0,0 +1,166 @@
+<?php
+/**
+ * View Admin As - Toolbar UI
+ *
+ * @author  Jory Hogeveen <info@keraweb.nl>
+ * @package View_Admin_As
+ */
+
+if ( ! defined( 'VIEW_ADMIN_AS_DIR' ) ) {
+	die();
+}
+
+if ( ! class_exists( 'WP_Admin_Bar' ) && file_exists( ABSPATH . WPINC . '/class-wp-admin-bar.php' ) ) {
+	require_once ABSPATH . WPINC . '/class-wp-admin-bar.php';
+}
+
+if ( class_exists( 'WP_Admin_Bar' ) ) {
+
+/**
+ * Toolbar UI for View Admin As.
+ *
+ * @author  Jory Hogeveen <info@keraweb.nl>
+ * @package View_Admin_As
+ * @since   1.6
+ * @version 1.8
+ * @see     wp-includes/class-wp-admin-bar.php
+ * @uses    \WP_Admin_Bar Extends class
+ */
+final class VAA_View_Admin_As_Toolbar extends WP_Admin_Bar
+{
+	/**
+	 * The single instance of the class.
+	 *
+	 * @since  1.6
+	 * @static
+	 * @var    \VAA_View_Admin_As_Toolbar
+	 */
+	private static $_instance = null;
+
+	/**
+	 * Is this toolbar being rendered?
+	 *
+	 * @since  1.6
+	 * @static
+	 * @var    bool
+	 */
+	public static $showing = false;
+
+	/**
+	 * View Admin As store.
+	 *
+	 * @since  1.6
+	 * @var    \VAA_View_Admin_As_Store
+	 */
+	private $vaa_store = null;
+
+	/**
+	 * Construct function.
+	 * Protected to make sure it isn't declared elsewhere.
+	 *
+	 * @since   1.6
+	 * @since   1.6.1  $vaa param
+	 * @access  protected
+	 * @param   \VAA_View_Admin_As  $vaa  The main VAA object.
+	 */
+	protected function __construct( $vaa ) {
+		self::$_instance = $this;
+		$this->vaa_store = view_admin_as()->store();
+
+		view_admin_as()->hooks()->add_action( 'vaa_view_admin_as_init', array( $this, 'vaa_init' ) );
+	}
+
+	/**
+	 * Init function that initializes this plugin after the main VAA class is loaded.
+	 *
+	 * @since   1.6
+	 * @access  public
+	 * @see     'vaa_view_admin_as_init' action
+	 * @return  void
+	 */
+	public function vaa_init() {
+		// @since  1.7.6  Changed hook from `init` to `wp_loaded` (later).
+		view_admin_as()->hooks()->add_action( 'wp_loaded', array( $this, 'vaa_toolbar_init' ) );
+	}
+
+	/**
+	 * Init function for the toolbar.
+	 *
+	 * @since   1.6
+	 * @since   1.6.2  Check for customizer preview.
+	 * @since   1.7.6  Add customizer support by only enabling it in the container, not the preview window.
+	 * @access  public
+	 * @return  void
+	 */
+	public function vaa_toolbar_init() {
+		// Stop if the admin bar is already showing or we're in the customizer preview window.
+		if ( is_admin_bar_showing() || ( ! is_admin() && is_customize_preview() ) ) {
+			return;
+		}
+
+		if ( ( is_customize_preview() && ! $this->vaa_store->get_userSettings( 'hide_customizer' ) ) ||
+		     ( ! is_admin() && ! $this->vaa_store->get_userSettings( 'hide_front' ) ) ||
+		     $this->vaa_store->get_view()
+		) {
+
+			self::$showing = true;
+
+			view_admin_as()->hooks()->add_action( 'wp_footer', array( $this, 'vaa_toolbar_render' ), 100 );
+			view_admin_as()->hooks()->add_action( 'customize_controls_print_footer_scripts', array( $this, 'vaa_toolbar_render' ), 100 );
+		}
+	}
+
+	/**
+	 * Render our toolbar using the render function from WP_Admin_bar.
+	 *
+	 * @since   1.6
+	 * @access  public
+	 * @return  void
+	 */
+	public function vaa_toolbar_render() {
+
+		$this->add_group( array(
+			'id'     => 'top-secondary',
+			'meta'   => array(
+				'class' => 'ab-top-secondary',
+			),
+		) );
+
+		// Load our admin bar nodes and force the location.
+		do_action( 'vaa_toolbar_menu', $this, 'top-secondary' );
+
+		/**
+		 * Add classes to the toolbar menu (front only).
+		 * @since   1.6
+		 * @param   array  $array  Empty array.
+		 * @return  array
+		 */
+		$toolbar_classes = apply_filters( 'view_admin_as_toolbar_classes', array() );
+		echo '<div id="vaa_toolbar" class="' . esc_attr( implode( ' ', $toolbar_classes ) ) . '">';
+
+		$this->render();
+
+		echo '</div>';
+	}
+
+	/**
+	 * Main Instance.
+	 *
+	 * Ensures only one instance of this class is loaded or can be loaded.
+	 *
+	 * @since   1.6
+	 * @access  public
+	 * @static
+	 * @param   \VAA_View_Admin_As  $caller  The referrer class.
+	 * @return  \VAA_View_Admin_As_Toolbar  $this
+	 */
+	public static function get_instance( $caller = null ) {
+		if ( is_null( self::$_instance ) ) {
+			self::$_instance = new self( $caller );
+		}
+		return self::$_instance;
+	}
+
+} // End class VAA_View_Admin_As_Toolbar.
+
+} // End if().