412 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			412 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /**
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|  * WordPress Customize Panel classes
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|  *
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|  * @package WordPress
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|  * @subpackage Customize
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|  * @since 4.0.0
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|  */
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| 
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| /**
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|  * Customize Panel class.
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|  *
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|  * A UI container for sections, managed by the WP_Customize_Manager.
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|  *
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|  * @since 4.0.0
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|  *
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|  * @see WP_Customize_Manager
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|  */
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| #[AllowDynamicProperties]
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| class WP_Customize_Panel {
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| 
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| 	/**
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| 	 * Incremented with each new class instantiation, then stored in $instance_number.
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| 	 *
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| 	 * Used when sorting two instances whose priorities are equal.
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| 	 *
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| 	 * @since 4.1.0
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| 	 * @var int
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| 	 */
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| 	protected static $instance_count = 0;
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| 
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| 	/**
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| 	 * Order in which this instance was created in relation to other instances.
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| 	 *
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| 	 * @since 4.1.0
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| 	 * @var int
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| 	 */
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| 	public $instance_number;
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| 
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| 	/**
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| 	 * WP_Customize_Manager instance.
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| 	 *
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| 	 * @since 4.0.0
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| 	 * @var WP_Customize_Manager
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| 	 */
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| 	public $manager;
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| 
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| 	/**
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| 	 * Unique identifier.
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| 	 *
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| 	 * @since 4.0.0
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| 	 * @var string
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| 	 */
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| 	public $id;
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| 
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| 	/**
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| 	 * Priority of the panel, defining the display order of panels and sections.
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| 	 *
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| 	 * @since 4.0.0
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| 	 * @var int
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| 	 */
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| 	public $priority = 160;
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| 
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| 	/**
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| 	 * Capability required for the panel.
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| 	 *
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| 	 * @since 4.0.0
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| 	 * @var string
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| 	 */
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| 	public $capability = 'edit_theme_options';
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| 
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| 	/**
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| 	 * Theme features required to support the panel.
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| 	 *
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| 	 * @since 4.0.0
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| 	 * @var mixed[]
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| 	 */
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| 	public $theme_supports = '';
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| 
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| 	/**
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| 	 * Title of the panel to show in UI.
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| 	 *
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| 	 * @since 4.0.0
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| 	 * @var string
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| 	 */
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| 	public $title = '';
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| 
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| 	/**
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| 	 * Description to show in the UI.
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| 	 *
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| 	 * @since 4.0.0
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| 	 * @var string
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| 	 */
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| 	public $description = '';
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| 
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| 	/**
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| 	 * Auto-expand a section in a panel when the panel is expanded when the panel only has the one section.
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| 	 *
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| 	 * @since 4.7.4
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| 	 * @var bool
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| 	 */
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| 	public $auto_expand_sole_section = false;
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| 
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| 	/**
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| 	 * Customizer sections for this panel.
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| 	 *
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| 	 * @since 4.0.0
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| 	 * @var array
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| 	 */
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| 	public $sections;
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| 
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| 	/**
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| 	 * Type of this panel.
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| 	 *
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| 	 * @since 4.1.0
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| 	 * @var string
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| 	 */
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| 	public $type = 'default';
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| 
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| 	/**
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| 	 * Active callback.
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| 	 *
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| 	 * @since 4.1.0
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| 	 *
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| 	 * @see WP_Customize_Section::active()
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| 	 *
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| 	 * @var callable Callback is called with one argument, the instance of
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| 	 *               WP_Customize_Section, and returns bool to indicate whether
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| 	 *               the section is active (such as it relates to the URL currently
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| 	 *               being previewed).
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| 	 */
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| 	public $active_callback = '';
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| 
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| 	/**
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| 	 * Constructor.
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| 	 *
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| 	 * Any supplied $args override class property defaults.
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| 	 *
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| 	 * @since 4.0.0
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| 	 *
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| 	 * @param WP_Customize_Manager $manager Customizer bootstrap instance.
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| 	 * @param string               $id      A specific ID for the panel.
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| 	 * @param array                $args    {
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| 	 *     Optional. Array of properties for the new Panel object. Default empty array.
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| 	 *
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| 	 *     @type int             $priority        Priority of the panel, defining the display order
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| 	 *                                            of panels and sections. Default 160.
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| 	 *     @type string          $capability      Capability required for the panel.
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| 	 *                                            Default `edit_theme_options`.
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| 	 *     @type mixed[]         $theme_supports  Theme features required to support the panel.
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| 	 *     @type string          $title           Title of the panel to show in UI.
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| 	 *     @type string          $description     Description to show in the UI.
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| 	 *     @type string          $type            Type of the panel.
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| 	 *     @type callable        $active_callback Active callback.
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| 	 * }
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| 	 */
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| 	public function __construct( $manager, $id, $args = array() ) {
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| 		$keys = array_keys( get_object_vars( $this ) );
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| 		foreach ( $keys as $key ) {
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| 			if ( isset( $args[ $key ] ) ) {
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| 				$this->$key = $args[ $key ];
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| 			}
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| 		}
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| 
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| 		$this->manager = $manager;
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| 		$this->id      = $id;
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| 		if ( empty( $this->active_callback ) ) {
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| 			$this->active_callback = array( $this, 'active_callback' );
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| 		}
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| 		self::$instance_count += 1;
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| 		$this->instance_number = self::$instance_count;
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| 
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| 		$this->sections = array(); // Users cannot customize the $sections array.
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| 	}
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| 
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| 	/**
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| 	 * Check whether panel is active to current Customizer preview.
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| 	 *
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| 	 * @since 4.1.0
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| 	 *
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| 	 * @return bool Whether the panel is active to the current preview.
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| 	 */
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| 	final public function active() {
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| 		$panel  = $this;
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| 		$active = call_user_func( $this->active_callback, $this );
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| 
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| 		/**
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| 		 * Filters response of WP_Customize_Panel::active().
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| 		 *
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| 		 * @since 4.1.0
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| 		 *
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| 		 * @param bool               $active Whether the Customizer panel is active.
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| 		 * @param WP_Customize_Panel $panel  WP_Customize_Panel instance.
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| 		 */
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| 		$active = apply_filters( 'customize_panel_active', $active, $panel );
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| 
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| 		return $active;
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| 	}
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| 
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| 	/**
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| 	 * Default callback used when invoking WP_Customize_Panel::active().
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| 	 *
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| 	 * Subclasses can override this with their specific logic, or they may
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| 	 * provide an 'active_callback' argument to the constructor.
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| 	 *
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| 	 * @since 4.1.0
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| 	 *
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| 	 * @return bool Always true.
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| 	 */
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| 	public function active_callback() {
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| 		return true;
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| 	}
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| 
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| 	/**
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| 	 * Gather the parameters passed to client JavaScript via JSON.
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| 	 *
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| 	 * @since 4.1.0
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| 	 *
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| 	 * @return array The array to be exported to the client as JSON.
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| 	 */
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| 	public function json() {
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| 		$array                          = wp_array_slice_assoc( (array) $this, array( 'id', 'description', 'priority', 'type' ) );
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| 		$array['title']                 = html_entity_decode( $this->title, ENT_QUOTES, get_bloginfo( 'charset' ) );
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| 		$array['content']               = $this->get_content();
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| 		$array['active']                = $this->active();
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| 		$array['instanceNumber']        = $this->instance_number;
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| 		$array['autoExpandSoleSection'] = $this->auto_expand_sole_section;
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| 		return $array;
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| 	}
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| 
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| 	/**
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| 	 * Checks required user capabilities and whether the theme has the
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| 	 * feature support required by the panel.
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| 	 *
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| 	 * @since 4.0.0
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| 	 * @since 5.9.0 Method was marked non-final.
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| 	 *
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| 	 * @return bool False if theme doesn't support the panel or the user doesn't have the capability.
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| 	 */
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| 	public function check_capabilities() {
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| 		if ( $this->capability && ! current_user_can( $this->capability ) ) {
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| 			return false;
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| 		}
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| 
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| 		if ( $this->theme_supports && ! current_theme_supports( ...(array) $this->theme_supports ) ) {
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| 			return false;
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| 		}
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| 
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| 		return true;
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| 	}
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| 
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| 	/**
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| 	 * Get the panel's content template for insertion into the Customizer pane.
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| 	 *
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| 	 * @since 4.1.0
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| 	 *
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| 	 * @return string Content for the panel.
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| 	 */
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| 	final public function get_content() {
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| 		ob_start();
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| 		$this->maybe_render();
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| 		return trim( ob_get_clean() );
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| 	}
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| 
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| 	/**
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| 	 * Check capabilities and render the panel.
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| 	 *
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| 	 * @since 4.0.0
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| 	 */
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| 	final public function maybe_render() {
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| 		if ( ! $this->check_capabilities() ) {
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| 			return;
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| 		}
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| 
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| 		/**
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| 		 * Fires before rendering a Customizer panel.
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| 		 *
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| 		 * @since 4.0.0
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| 		 *
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| 		 * @param WP_Customize_Panel $panel WP_Customize_Panel instance.
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| 		 */
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| 		do_action( 'customize_render_panel', $this );
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| 
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| 		/**
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| 		 * Fires before rendering a specific Customizer panel.
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| 		 *
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| 		 * The dynamic portion of the hook name, `$this->id`, refers to
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| 		 * the ID of the specific Customizer panel to be rendered.
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| 		 *
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| 		 * @since 4.0.0
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| 		 */
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| 		do_action( "customize_render_panel_{$this->id}" );
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| 
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| 		$this->render();
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| 	}
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| 
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| 	/**
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| 	 * Render the panel container, and then its contents (via `this->render_content()`) in a subclass.
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| 	 *
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| 	 * Panel containers are now rendered in JS by default, see WP_Customize_Panel::print_template().
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| 	 *
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| 	 * @since 4.0.0
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| 	 */
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| 	protected function render() {}
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| 
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| 	/**
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| 	 * Render the panel UI in a subclass.
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| 	 *
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| 	 * Panel contents are now rendered in JS by default, see WP_Customize_Panel::print_template().
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| 	 *
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| 	 * @since 4.1.0
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| 	 */
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| 	protected function render_content() {}
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| 
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| 	/**
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| 	 * Render the panel's JS templates.
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| 	 *
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| 	 * This function is only run for panel types that have been registered with
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| 	 * WP_Customize_Manager::register_panel_type().
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| 	 *
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| 	 * @since 4.3.0
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| 	 *
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| 	 * @see WP_Customize_Manager::register_panel_type()
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| 	 */
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| 	public function print_template() {
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| 		?>
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| 		<script type="text/html" id="tmpl-customize-panel-<?php echo esc_attr( $this->type ); ?>-content">
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| 			<?php $this->content_template(); ?>
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| 		</script>
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| 		<script type="text/html" id="tmpl-customize-panel-<?php echo esc_attr( $this->type ); ?>">
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| 			<?php $this->render_template(); ?>
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| 		</script>
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| 		<?php
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| 	}
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| 
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| 	/**
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| 	 * An Underscore (JS) template for rendering this panel's container.
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| 	 *
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| 	 * Class variables for this panel class are available in the `data` JS object;
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| 	 * export custom variables by overriding WP_Customize_Panel::json().
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| 	 *
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| 	 * @see WP_Customize_Panel::print_template()
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| 	 *
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| 	 * @since 4.3.0
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| 	 */
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| 	protected function render_template() {
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| 		?>
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| 		<li id="accordion-panel-{{ data.id }}" class="accordion-section control-section control-panel control-panel-{{ data.type }}">
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| 			<h3 class="accordion-section-title" tabindex="0">
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| 				{{ data.title }}
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| 				<span class="screen-reader-text">
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| 					<?php
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| 					/* translators: Hidden accessibility text. */
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| 					_e( 'Press return or enter to open this panel' );
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| 					?>
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| 				</span>
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| 			</h3>
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| 			<ul class="accordion-sub-container control-panel-content"></ul>
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| 		</li>
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| 		<?php
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| 	}
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| 
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| 	/**
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| 	 * An Underscore (JS) template for this panel's content (but not its container).
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| 	 *
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| 	 * Class variables for this panel class are available in the `data` JS object;
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| 	 * export custom variables by overriding WP_Customize_Panel::json().
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| 	 *
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| 	 * @see WP_Customize_Panel::print_template()
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| 	 *
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| 	 * @since 4.3.0
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| 	 */
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| 	protected function content_template() {
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| 		?>
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| 		<li class="panel-meta customize-info accordion-section <# if ( ! data.description ) { #> cannot-expand<# } #>">
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| 			<button class="customize-panel-back" tabindex="-1"><span class="screen-reader-text">
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| 				<?php
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| 				/* translators: Hidden accessibility text. */
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| 				_e( 'Back' );
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| 				?>
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| 			</span></button>
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| 			<div class="accordion-section-title">
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| 				<span class="preview-notice">
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| 				<?php
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| 					/* translators: %s: The site/panel title in the Customizer. */
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| 					printf( __( 'You are customizing %s' ), '<strong class="panel-title">{{ data.title }}</strong>' );
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| 				?>
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| 				</span>
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| 				<# if ( data.description ) { #>
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| 					<button type="button" class="customize-help-toggle dashicons dashicons-editor-help" aria-expanded="false"><span class="screen-reader-text">
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| 						<?php
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| 						/* translators: Hidden accessibility text. */
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| 						_e( 'Help' );
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| 						?>
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| 					</span></button>
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| 				<# } #>
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| 			</div>
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| 			<# if ( data.description ) { #>
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| 				<div class="description customize-panel-description">
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| 					{{{ data.description }}}
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| 				</div>
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| 			<# } #>
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| 
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| 			<div class="customize-control-notifications-container"></div>
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| 		</li>
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| 		<?php
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| 	}
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| }
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| 
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| /** WP_Customize_Nav_Menus_Panel class */
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| require_once ABSPATH . WPINC . '/customize/class-wp-customize-nav-menus-panel.php';
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