Update to Kirki 4.0.22

functions/kirki/packages/kirki-framework/module-panels/LICENSE

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+MIT License
+
+Copyright (c) 2019 Kirki Framework
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

functions/kirki/packages/kirki-framework/module-panels/src/Panel.php

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+<?php
+/**
+ * Creates a new panel.
+ *
+ * @package    Kirki
+ * @subpackage Custom Sections Module
+ * @copyright  Copyright (c) 2019, Ari Stathopoulos (@aristath)
+ * @license    https://opensource.org/licenses/MIT
+ * @since      1.0
+ */
+
+namespace Kirki;
+
+/**
+ * Panel.
+ */
+class Panel {
+
+	/**
+	 * The panel ID.
+	 *
+	 * @access protected
+	 * @since 1.0
+	 * @var string
+	 */
+	protected $id;
+
+	/**
+	 * The panel arguments.
+	 *
+	 * @access protected
+	 * @since 1.0
+	 * @var array
+	 */
+	protected $args;
+
+	/**
+	 * An array of our panel types.
+	 *
+	 * @access private
+	 * @var array
+	 */
+	private $panel_types = [
+		'default'      => 'WP_Customize_Panel',
+		'kirki-nested' => '\Kirki\Panel_Types\Nested',
+	];
+
+	/**
+	 * Constructor.
+	 *
+	 * @access public
+	 * @since 1.0
+	 * @param string $id   The panel ID.
+	 * @param array  $args The panel args.
+	 */
+	public function __construct( $id, $args = [] ) {
+		$this->id   = $id;
+		$this->args = $args;
+
+		$this->panel_types = apply_filters( 'kirki_panel_types', $this->panel_types );
+
+		if ( $this->args ) {
+			add_action( 'customize_register', [ $this, 'add_panel' ] );
+		}
+		add_action( 'customize_controls_enqueue_scripts', [ $this, 'enqueue_scrips' ] );
+	}
+
+	/**
+	 * Add the panel using the Customizer API.
+	 *
+	 * @access public
+	 * @since 1.0
+	 * @param object $wp_customize The customizer object.
+	 */
+	public function add_panel( $wp_customize ) {
+
+		// Figure out the type of this panel.
+		$this->args['type'] = isset( $this->args['type'] ) ? $this->args['type'] : 'default';
+		if ( isset( $this->args['panel'] ) && ! empty( $this->args['panel'] ) ) {
+			$this->args['type'] = 'kirki-nested';
+		}
+		$this->args['type'] = false === strpos( $this->args['type'], 'kirki-' ) ? 'kirki-' . $this->args['type'] : $this->args['type'];
+		$this->args['type'] = 'kirki-default' === $this->args['type'] ? 'default' : $this->args['type'];
+
+		// Get the class we'll be using to create this panel.
+		$panel_classname = $this->panel_types[ $this->args['type'] ];
+
+		// Fallback to the default panel type if the custom class doesn't exist.
+		$panel_classname = class_exists( $panel_classname ) ? $panel_classname : 'WP_Customize_Panel';
+
+		// Add the panel.
+		$wp_customize->add_panel(
+			new $panel_classname(
+				$wp_customize,
+				$this->id,
+				apply_filters( 'kirki_panel_args', $this->args, $this->id )
+			)
+		);
+
+		// Run an action after the panel has been added.
+		do_action( 'kirki_panel_added', $this->id, $this->args );
+	}
+
+	/**
+	 * Removes the panel.
+	 *
+	 * @access public
+	 * @since 1.0
+	 * @return void
+	 */
+	public function remove() {
+		add_action( 'customize_register', [ $this, 'remove_panel' ], 9999 );
+	}
+
+	/**
+	 * Add the panel using the Customizer API.
+	 *
+	 * @access public
+	 * @since 1.0
+	 * @param object $wp_customize The customizer object.
+	 */
+	public function remove_panel( $wp_customize ) {
+		$wp_customize->remove_panel( $this->id );
+	}
+	
+	/**
+	 * Enqueues any necessary scripts and styles.
+	 *
+	 * @access public
+	 * @since 1.0
+	 */
+	public function enqueue_scrips() {
+		wp_enqueue_script( 'kirki-panels', URL::get_from_path( __DIR__ . '/script.js' ), [ 'jquery', 'customize-base', 'customize-controls' ], '1.0', false );
+	}
+}

functions/kirki/packages/kirki-framework/module-panels/src/Panel_Types/Nested.php

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+<?php
+/**
+ * Nested section.
+ *
+ * @package     Kirki
+ * @subpackage  Custom Sections Module
+ * @copyright   Copyright (c) 2019, Ari Stathopoulos (@aristath)
+ * @license    https://opensource.org/licenses/MIT
+ * @since       3.0.0
+ */
+
+namespace Kirki\Panel_Types;
+
+/**
+ * Nested panel.
+ */
+class Nested extends \WP_Customize_Panel {
+
+	/**
+	 * The parent panel.
+	 *
+	 * @access public
+	 * @since 3.0.0
+	 * @var string
+	 */
+	public $panel;
+
+	/**
+	 * Type of this panel.
+	 *
+	 * @access public
+	 * @since 3.0.0
+	 * @var string
+	 */
+	public $type = 'kirki-nested';
+
+	/**
+	 * Gather the parameters passed to client JavaScript via JSON.
+	 *
+	 * @access public
+	 * @since 3.0.0
+	 * @return array The array to be exported to the client as JSON.
+	 */
+	public function json() {
+		$array = wp_array_slice_assoc(
+			(array) $this,
+			[
+				'id',
+				'description',
+				'priority',
+				'type',
+				'panel',
+			]
+		);
+
+		$array['title']          = html_entity_decode( $this->title, ENT_QUOTES, get_bloginfo( 'charset' ) );
+		$array['content']        = $this->get_content();
+		$array['active']         = $this->active();
+		$array['instanceNumber'] = $this->instance_number;
+
+		return $array;
+	}
+}

functions/kirki/packages/kirki-framework/module-panels/src/script.js

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+/**
+ * @see https://wordpress.stackexchange.com/a/256103/17078
+ */
+( function() {
+
+	var _panelEmbed,
+		_panelIsContextuallyActive,
+		_panelAttachEvents;
+
+	wp.customize.bind( 'pane-contents-reflowed', function() {
+
+		var panels = [];
+
+		// Reflow Panels.
+		wp.customize.panel.each( function( panel ) {
+			if ( 'kirki-nested' !== panel.params.type || _.isUndefined( panel.params.panel ) ) {
+				return;
+			}
+			panels.push( panel );
+		} );
+
+		panels.sort( wp.customize.utils.prioritySort ).reverse();
+
+		jQuery.each( panels, function( i, panel ) {
+			var parentContainer = jQuery( '#sub-accordion-panel-' + panel.params.panel );
+			parentContainer.children( '.panel-meta' ).after( panel.headContainer );
+		} );
+	} );
+
+	// Extend Panel.
+	_panelEmbed                = wp.customize.Panel.prototype.embed;
+	_panelIsContextuallyActive = wp.customize.Panel.prototype.isContextuallyActive;
+	_panelAttachEvents         = wp.customize.Panel.prototype.attachEvents;
+
+	wp.customize.Panel = wp.customize.Panel.extend( {
+		attachEvents: function() {
+			var panel = this;
+
+			if ( 'kirki-nested' !== this.params.type || _.isUndefined( this.params.panel ) ) {
+				_panelAttachEvents.call( this );
+				return;
+			}
+
+			_panelAttachEvents.call( this );
+
+			panel.expanded.bind( function( expanded ) {
+				if ( expanded ) {
+					wp.customize.panel( panel.params.panel ).contentContainer.addClass( 'current-panel-parent' );
+				} else {
+					wp.customize.panel( panel.params.panel ).contentContainer.removeClass( 'current-panel-parent' );
+				}
+			} );
+
+			panel.container.find( '.customize-panel-back' ).off( 'click keydown' ).on( 'click keydown', function( event ) {
+				if ( wp.customize.utils.isKeydownButNotEnterEvent( event ) ) {
+					return;
+				}
+				event.preventDefault(); // Keep this AFTER the key filter above
+
+				if ( panel.expanded() ) {
+					wp.customize.panel( panel.params.panel ).expand();
+				}
+			} );
+		},
+
+		embed: function() {
+
+			var panel = this,
+				parentContainer;
+			if ( 'kirki-nested' !== this.params.type || _.isUndefined( this.params.panel ) ) {
+				_panelEmbed.call( this );
+				return;
+			}
+
+			_panelEmbed.call( this );
+			parentContainer = jQuery( '#sub-accordion-panel-' + this.params.panel );
+			parentContainer.append( panel.headContainer );
+		},
+
+		isContextuallyActive: function() {
+
+			var panel       = this,
+				activeCount = 0,
+				children;
+
+			if ( 'kirki-nested' !== this.params.type ) {
+				return _panelIsContextuallyActive.call( this );
+			}
+
+			children = this._children( 'panel', 'section' );
+
+			wp.customize.panel.each( function( child ) {
+				if ( ! child.params.panel || child.params.panel !== panel.id ) {
+					return;
+				}
+				children.push( child );
+			} );
+
+			children.sort( wp.customize.utils.prioritySort );
+
+			_( children ).each( function( child ) {
+				if ( child.active() && child.isContextuallyActive() ) {
+					activeCount += 1;
+				}
+			} );
+			return ( 0 !== activeCount );
+		}
+	} );
+}( jQuery ) );