TRACKING-PR: Export & Import, plus block cherries

build/blocks/event-date/index.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('moment', 'react', 'wp-api-fetch', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-data', 'wp-date', 'wp-element', 'wp-i18n'), 'version' => '9a693c52f333685e40d8');
+<?php return array('dependencies' => array('moment', 'react', 'wp-api-fetch', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-data', 'wp-date', 'wp-element', 'wp-i18n'), 'version' => '7e39cbc446a04833fd2d');

build/blocks/events-list/events-list.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'react-dom', 'wp-api-fetch', 'wp-components', 'wp-data', 'wp-dom-ready', 'wp-element', 'wp-i18n'), 'version' => '312b602bf15d128a6649');
+<?php return array('dependencies' => array('react', 'react-dom', 'wp-api-fetch', 'wp-components', 'wp-data', 'wp-dom-ready', 'wp-element', 'wp-i18n'), 'version' => '425cbfc777f973f269e8');

build/blocks/events-list/index.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('lodash', 'react', 'react-dom', 'wp-api-fetch', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-core-data', 'wp-data', 'wp-element', 'wp-i18n'), 'version' => '4418243136224c349ef8');
+<?php return array('dependencies' => array('lodash', 'react', 'react-dom', 'wp-api-fetch', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-core-data', 'wp-data', 'wp-element', 'wp-i18n'), 'version' => '52e9a2c60b1e9c4bd949');

build/blocks/online-event/index.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-data', 'wp-element', 'wp-i18n'), 'version' => '22c4d9952ae84d4f8973');
+<?php return array('dependencies' => array('react', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-data', 'wp-element', 'wp-i18n'), 'version' => 'ff0e9054014152ff4254');

build/blocks/online-event/online-event.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'wp-components', 'wp-data', 'wp-dom-ready', 'wp-element', 'wp-i18n'), 'version' => 'f43e82fe6319c886ac86');
+<?php return array('dependencies' => array('react', 'wp-components', 'wp-data', 'wp-dom-ready', 'wp-element', 'wp-i18n'), 'version' => '05f1e5613efaf2de28d8');

build/blocks/rsvp/index.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'react-dom', 'wp-api-fetch', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-data', 'wp-element', 'wp-i18n'), 'version' => '2999d8fa4ee33d0629f3');
+<?php return array('dependencies' => array('react', 'react-dom', 'wp-api-fetch', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-data', 'wp-element', 'wp-i18n'), 'version' => '66dc6181d71b53497b9b');

build/blocks/rsvp/rsvp.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'react-dom', 'wp-api-fetch', 'wp-components', 'wp-data', 'wp-dom-ready', 'wp-element', 'wp-i18n'), 'version' => '9c0620b4f014481d9eb4');
+<?php return array('dependencies' => array('react', 'react-dom', 'wp-api-fetch', 'wp-components', 'wp-data', 'wp-dom-ready', 'wp-element', 'wp-i18n'), 'version' => '5ff709f139c55900a4f1');

build/blocks/venue/index.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('moment', 'react', 'wp-api-fetch', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-data', 'wp-date', 'wp-element', 'wp-i18n'), 'version' => 'be4e990d06a384882695');
+<?php return array('dependencies' => array('moment', 'react', 'wp-api-fetch', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-data', 'wp-date', 'wp-element', 'wp-i18n'), 'version' => 'ca97c7f43478ea502d02');

build/blocks/venue/venue.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'wp-components', 'wp-data', 'wp-dom-ready', 'wp-element', 'wp-i18n'), 'version' => '099b5eebfcf36f51f05e');
+<?php return array('dependencies' => array('react', 'wp-components', 'wp-data', 'wp-dom-ready', 'wp-element', 'wp-i18n'), 'version' => '9ba1e4313b72a8d0d2e6');

build/panels.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('moment', 'react', 'wp-api-fetch', 'wp-components', 'wp-data', 'wp-date', 'wp-edit-post', 'wp-element', 'wp-i18n', 'wp-plugins'), 'version' => '0e9cff2f47704ffb8596');
+<?php return array('dependencies' => array('moment', 'react', 'wp-api-fetch', 'wp-components', 'wp-core-data', 'wp-data', 'wp-date', 'wp-edit-post', 'wp-element', 'wp-i18n', 'wp-plugins'), 'version' => '35cd67adc5273b90d0ae');

gatherpress.php

@@ -7,7 +7,7 @@
  * Author URI:        https://gatherpress.org/
  * Version:           0.29.0-alpha
  * Requires PHP:      7.4
- * Requires at least: 6.4
+ * Requires at least: 6.5
  * Text Domain:       gatherpress
  * Domain Path:       /languages
  * License:           GNU General Public License v2.0 or later

includes/core/classes/class-block.php

@@ -49,6 +49,7 @@ protected function __construct() {
 	 * @return void
 	 */
 	protected function setup_hooks(): void {
+		add_action( 'init', array( $this, 'register_block_patterns' ), 10 );
 		// Priority 11 needed for block.json translations of title and description.
 		add_action( 'init', array( $this, 'register_blocks' ), 11 );
 		add_filter( 'load_script_translation_file', array( $this, 'fix_translation_location' ), 10, 3 );
@@ -94,4 +95,51 @@ public function register_blocks(): void {
 			);
 		}
 	}
+
+	/**
+	 * Register custom block patterns.
+	 *
+	 * This method ...
+	 *
+	 * @since 0.30.0
+	 *
+	 * @return void
+	 */
+	public function register_block_patterns(): void {
+
+		/**
+		 * Mainly for use with the 'venue-details' block,
+		 * which is a group block under the hood
+		 * and uses this pattern as innerBlocks template.
+		 */
+		\register_block_pattern(
+			'gatherpress/venue-details',
+            array(
+                'title'         => 'Invisible Venue Details Block Pattern',
+				// Even this post-title seems useless, it's not.
+				// It is the entry point for all our hooked blocks
+				// and as such absolutely important!
+                'content'       => '<!-- wp:post-title /-->', // this will a be hooked ;)
+				'inserter'      => false,
+				'source'        => 'plugin',
+			)
+		);
+
+		/**
+		 * Made to be used with the 'template' parameter
+		 * when registering of the 'gatherpress_event' post type.
+		 */
+		\register_block_pattern(
+			'gatherpress/venue-template',
+            array(
+                'title'         => 'Invisible Venue Template Block Pattern',
+				// Even this paragraph seems useless, it's not.
+				// It is the entry point for all our hooked blocks
+				// and as such absolutely important!
+                'content'       => '<!-- wp:post-featured-image /--><!-- wp:paragraph {"placeholder":"Add some infos about the venue and maybe a nice picture."} --><p></p><!-- /wp:paragraph -->', // this will a be hooked ;)
+				'inserter'      => false,
+				'source'        => 'plugin',
+			)
+		);
+	}
 }

includes/core/classes/class-event-query.php

@@ -53,7 +53,7 @@ protected function __construct() {
 	 */
 	protected function setup_hooks(): void {
 		add_action( 'pre_get_posts', array( $this, 'prepare_event_query_before_execution' ) );
-		add_filter( 'posts_clauses', array( $this, 'adjust_admin_event_sorting' ) );
+		add_filter( 'posts_clauses', array( $this, 'adjust_admin_event_sorting' ), 10, 2 );
 	}
 
 	/**
@@ -231,10 +231,10 @@ static function () use ( $page_id ) {
 		switch ( $events_query ) {
 			case 'upcoming':
 				remove_filter( 'posts_clauses', array( $this, 'adjust_sorting_for_past_events' ) );
-				add_filter( 'posts_clauses', array( $this, 'adjust_sorting_for_upcoming_events' ) );
+				add_filter( 'posts_clauses', array( $this, 'adjust_sorting_for_upcoming_events' ), 10, 2 );
 				break;
 			case 'past':
-				add_filter( 'posts_clauses', array( $this, 'adjust_sorting_for_past_events' ) );
+				add_filter( 'posts_clauses', array( $this, 'adjust_sorting_for_past_events' ), 10, 2 );
 				remove_filter( 'posts_clauses', array( $this, 'adjust_sorting_for_upcoming_events' ) );
 				break;
 			default:
@@ -251,11 +251,27 @@ static function () use ( $page_id ) {
 	 *
 	 * @since 1.0.0
 	 *
-	 * @param array $query_pieces An array containing pieces of the SQL query.
+	 * @see https://developer.wordpress.org/reference/hooks/posts_clauses/
+	 *
+	 * @param array    $query_pieces An array containing pieces of the SQL query.
+	 * @param WP_Query $query        The WP_Query instance (passed by reference).
 	 * @return array The modified SQL query pieces with adjusted sorting criteria for upcoming events.
 	 */
-	public function adjust_sorting_for_upcoming_events( array $query_pieces ): array {
-		return $this->adjust_event_sql( $query_pieces, 'upcoming', 'ASC' );
+	public function adjust_sorting_for_upcoming_events( array $query_pieces, \WP_Query $query ): array {
+
+
+		// \error_log( 'adjust_sorting_for_upcoming_events: ' . \var_export( [
+		// 	(bool) $query->get( 'include_unfinished' ),
+		// 	$query
+		// ], true ) );
+
+		return $this->adjust_event_sql(
+			$query_pieces,
+			'upcoming',
+			$query->get( 'order' ),
+			$query->get( 'orderby' ),
+			(bool) $query->get( 'include_unfinished' )
+		);
 	}
 
 	/**
@@ -264,12 +280,18 @@ public function adjust_sorting_for_upcoming_events( array $query_pieces ): array
 	 * This method modifies the SQL query pieces, including join, where, orderby, etc., to adjust the sorting criteria
 	 * for past events in the query. It ensures that events are ordered by their start datetime in the desired order.
 	 *
-	 * @param array $query_pieces An array containing pieces of the SQL query.
-	 *
+	 * @param array    $query_pieces An array containing pieces of the SQL query.
+	 * @param WP_Query $query        The WP_Query instance (passed by reference).
 	 * @return array The modified SQL query pieces with adjusted sorting criteria for past events.
 	 */
-	public function adjust_sorting_for_past_events( array $query_pieces ): array {
-		return $this->adjust_event_sql( $query_pieces, 'past' );
+	public function adjust_sorting_for_past_events( array $query_pieces, \WP_Query $query ): array {
+		return $this->adjust_event_sql(
+			$query_pieces,
+			'past',
+			$query->get( 'order' ),
+			$query->get( 'orderby' ),
+			(bool) $query->get( 'include_unfinished' )
+		);
 	}
 
 	/**
@@ -280,18 +302,17 @@ public function adjust_sorting_for_past_events( array $query_pieces ): array {
 	 *
 	 * @since 1.0.0
 	 *
-	 * @param array $query_pieces An array containing pieces of the SQL query.
+	 * @param array    $query_pieces An array containing pieces of the SQL query.
+	 * @param WP_Query $query        The WP_Query instance (passed by reference).
 	 * @return array The modified SQL query pieces with adjusted sorting criteria.
 	 */
-	public function adjust_admin_event_sorting( array $query_pieces ): array {
+	public function adjust_admin_event_sorting( array $query_pieces, \WP_Query $query ): array {
 		if ( ! is_admin() ) {
 			return $query_pieces;
 		}
 
-		global $wp_query;
-
-		if ( 'datetime' === $wp_query->get( 'orderby' ) ) {
-			$query_pieces = $this->adjust_event_sql( $query_pieces, 'all', $wp_query->get( 'order' ) );
+		if ( 'datetime' === $query->get( 'orderby' ) ) {
+			$query_pieces = $this->adjust_event_sql( $query_pieces, 'all', $query->get( 'order' ) );
 		}
 
 		return $query_pieces;
@@ -304,14 +325,24 @@ public function adjust_admin_event_sorting( array $query_pieces ): array {
 	 * the `gatherpress_events` table in the database join. It allows querying events based on different
 	 * criteria such as upcoming or past events and specifying the event order (DESC or ASC).
 	 *
+	 * @see https://developer.wordpress.org/reference/hooks/posts_join/
+	 * @see https://developer.wordpress.org/reference/hooks/posts_orderby/
+	 * @see https://developer.wordpress.org/reference/hooks/posts_where/
+	 *
 	 * @since 1.0.0
 	 *
 	 * @param array  $pieces An array of query pieces, including join, where, orderby, and more.
 	 * @param string $type   The type of events to query (options: 'all', 'upcoming', 'past').
 	 * @param string $order  The event order ('DESC' for descending or 'ASC' for ascending).
 	 * @return array An array containing adjusted SQL clauses for the Event query.
 	 */
-	public function adjust_event_sql( array $pieces, string $type = 'all', string $order = 'DESC' ): array {
+	public function adjust_event_sql(
+		array $pieces,
+		string $type = 'all',
+		string $order = 'DESC',
+		array|string $order_by = ['datetime'],
+		bool $inclusive = true
+	): array {
 		global $wpdb;
 
 		$defaults        = array(
@@ -324,13 +355,37 @@ public function adjust_event_sql( array $pieces, string $type = 'all', string $o
 			'limits'   => '',
 		);
 		$pieces          = array_merge( $defaults, $pieces );
-		$table           = sprintf( Event::TABLE_FORMAT, $wpdb->prefix );
+		$table           = sprintf( Event::TABLE_FORMAT, $wpdb->prefix ); // could also (just) be $wpdb->{gatherpress_events}
 		$pieces['join'] .= ' LEFT JOIN ' . esc_sql( $table ) . ' ON ' . esc_sql( $wpdb->posts ) . '.ID='
 						. esc_sql( $table ) . '.post_id';
 		$order           = strtoupper( $order );
-
 		if ( in_array( $order, array( 'DESC', 'ASC' ), true ) ) {
-			$pieces['orderby'] = sprintf( esc_sql( $table ) . '.datetime_start_gmt %s', esc_sql( $order ) );
+
+			// ORDERBY is an array, which allows to orderby multiple values.
+			// Currently it is only allowed to order events by ONE value.
+			$order_by = ( is_array( $order_by ) ) ? $order_by[0] : $order_by;
+			switch ( strtolower( $order_by ) ) {
+				case 'id':
+					$pieces['orderby'] = sprintf( esc_sql( $wpdb->posts ) . '.ID %s', esc_sql( $order ) );
+					break;
+
+				case 'title':
+					$pieces['orderby'] = sprintf( esc_sql( $wpdb->posts ) . '.post_name %s', esc_sql( $order ) );
+					break;
+
+				case 'modified':
+					$pieces['orderby'] = sprintf( esc_sql( $wpdb->posts ) . '.post_modified_gmt %s', esc_sql( $order ) );
+					break;
+
+				case 'rand':
+					$pieces['orderby'] = esc_sql( 'RAND()' );
+					break;
+
+				case 'datetime':
+				default:
+					$pieces['orderby'] = sprintf( esc_sql( $table ) . '.datetime_start_gmt %s', esc_sql( $order ) );
+					break;
+			}
 		}
 
 		if ( 'all' === $type ) {
@@ -339,10 +394,12 @@ public function adjust_event_sql( array $pieces, string $type = 'all', string $o
 
 		$current = gmdate( Event::DATETIME_FORMAT, time() );
 
+		$column = ( ($inclusive && 'upcoming' === $type) || (! $inclusive && 'past' === $type) ) ? 'datetime_end_gmt' : 'datetime_start_gmt';
+
 		if ( 'upcoming' === $type ) {
-			$pieces['where'] .= $wpdb->prepare( ' AND %i.datetime_end_gmt >= %s', $table, $current );  // phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.UnsupportedIdentifierPlaceholder
+			$pieces['where'] .= $wpdb->prepare( ' AND %i.%i >= %s', $table, $column, $current );  // phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.UnsupportedIdentifierPlaceholder
 		} elseif ( 'past' === $type ) {
-			$pieces['where'] .= $wpdb->prepare( ' AND %i.datetime_end_gmt < %s', $table, $current ); // phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.UnsupportedIdentifierPlaceholder
+			$pieces['where'] .= $wpdb->prepare( ' AND %i.%i < %s', $table, $column, $current ); // phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.UnsupportedIdentifierPlaceholder
 		}
 
 		return $pieces;

includes/core/classes/class-event-setup.php

@@ -136,6 +136,7 @@ public function register_post_type(): void {
 					'custom-fields',
 				),
 				'menu_icon'     => 'dashicons-nametag',
+				'has_archive'   => true,
 				'rewrite'       => array(
 					'slug' => _x( 'event', 'Post Type Slug', 'gatherpress' ),
 				),

includes/core/classes/class-export.php

@@ -15,6 +15,7 @@
 use GatherPress\Core\Migrate;
 use GatherPress\Core\Traits\Singleton;
 use WP_Post;
+use WP_Query;
 
 /**
  * Class Export.
@@ -52,10 +53,56 @@ public function __construct() {
 	 * @return void
 	 */
 	protected function setup_hooks(): void {
-		add_filter( 'wxr_export_skip_postmeta', array( $this, 'set_entry_point' ), 10, 3 );
-		add_action( 'gatherpress_export', array( $this, 'export' ) );
+		// add_filter( 'wxr_export_skip_postmeta', array( $this, 'set_entry_point' ), 10, 3 );
+		// add_action( 'gatherpress_export', array( $this, 'export' ) );
+
+		/**
+		 * Fires at the beginning of an export, before any headers are sent.
+		 *
+		 * @since 2.3.0
+		 *
+		 * @param array $args An array of export arguments.
+		 */
+		add_action( 'export_wp', function( $args ){
+
+			/**
+			 * Called via setup_postdata() at the beginning of each singular post export.
+			 *
+			 * Fires once the post data has been set up.
+			 *
+			 * @param WP_Post  $post  The Post object (passed by reference).
+			 * @param WP_Query $query The current Query object (passed by reference).
+			 */
+			add_action( 'the_post', function( WP_Post $post, WP_Query $query ) : void {
+				if ( self::validate_post( $post ) ) {
+					// Save a temporary marker, which allows to hook into the export process per post later on.
+					add_post_meta( $post->ID, 'do_export_event_meta', true );
+				}
+			}, 10, 2 );
+
+			/**
+			 * Filters whether to selectively skip post meta used for WXR exports.
+			 *
+			 * @param bool   $skip     Whether to skip the current post meta. Default false.
+			 * @param string $meta_key Current meta key.
+			 * @param object $meta     Current meta object.
+			 * @return bool            Whether to skip the current post meta. Default false.
+			 */
+			add_filter( 'wxr_export_skip_postmeta', function( bool $skip, string $meta_key, object $meta ) : bool {
+				if ( 'do_export_event_meta' === $meta_key ) {
+					// Echos out xml with pseudo-postmeta.
+					self::export( get_post( $meta->post_id ) );
+					// Deletes temporary marker.
+					delete_post_meta( $meta->post_id, 'do_export_event_meta' );
+					// Prevent 'normal' export processing for that particular postmeta field.
+					return true;
+				}
+				return $skip;
+			}, 10, 3 );
+		} );
 	}
 
+
 	/**
 	 * Extend WordPress' native Export
 	 *
@@ -85,7 +132,7 @@ protected function setup_hooks(): void {
 	 * @param object $meta      Current meta object.
 	 *
 	 * @return bool
-	 */
+
 	public static function set_entry_point( bool $skip, string $meta_key, object $meta ): bool {
 		if ( self::validate( $meta_key ) ) {
 			/**
@@ -96,13 +143,14 @@ public static function set_entry_point( bool $skip, string $meta_key, object $me
 			 * @param WP_Post $post      Current 'gatherpress_event' post being exported.
 			 * @param string  $meta_key  Current meta key.
 			 * @param object  $meta      Current meta object.
-			 */
+			 * /
 			do_action( 'gatherpress_export', get_post(), $meta_key, $meta );
 		}
 		return $skip;
 	}
+	 */
 
-	/**
+	 /**
 	 * Checks if the currently exported post is of type 'gatherpress_event'
 	 * and if the given, processed meta_key is '_edit_last'.
 	 *
@@ -111,13 +159,35 @@ public static function set_entry_point( bool $skip, string $meta_key, object $me
 	 * @param  string $meta_key Current meta key.
 	 *
 	 * @return bool
-	 */
+
 	protected static function validate( string $meta_key = '' ): bool {
 
 		if ( Event::POST_TYPE !== get_post_type() ) {
 			return false;
 		}
-		if ( '_edit_last' !== $meta_key ) {
+		// if ( '_edit_last' !== $meta_key ) {
+		// 	return false;
+		// }
+		// Makes sure this runs only once.
+		if ( did_action( 'gatherpress_export' ) ) {
+			return false;
+		}
+		return true;
+	}
+	 */
+
+	/**
+	 * Checks if the currently exported post is of type 'gatherpress_event'.
+	 *
+	 * @since 1.0.0
+	 *
+	 * @param  WP_Post $post Current meta key.
+	 *
+	 * @return bool
+	 */
+	protected static function validate_post( WP_Post $post ): bool {
+
+		if ( Event::POST_TYPE !== $post->post_type ) {
 			return false;
 		}
 		return true;

includes/core/classes/class-venue.php

@@ -129,7 +129,7 @@ public function register_post_type(): void {
 				),
 				'menu_icon'    => 'dashicons-location',
 				'template'     => array(
-					array( 'gatherpress/venue' ),
+					array( 'core/pattern', array( 'slug' => 'gatherpress/venue-details' ) ),
 				),
 				'rewrite'      => array(
 					'slug' => _x( 'venue', 'Post Type Slug', 'gatherpress' ),
@@ -199,6 +199,9 @@ public function register_taxonomy(): void {
 				'show_in_rest'      => true,
 			)
 		);
+		// THIS IS IMPORTANT
+		// It is neccessary to make this tax visible on event posts within REST responses.
+		register_taxonomy_for_object_type( self::TAXONOMY, Event::POST_TYPE );
 	}
 
 	/**

src/panels/event-settings/index.js

@@ -22,6 +22,9 @@ import NotifyMembersPanel from './notify-members';
 import OnlineEventLinkPanel from './online-link';
 import VenueSelectorPanel from './venue-selector';
 
+
+import { EventPluginDocumentSettings } from './slot.js';
+
 /**
  * A settings panel for event-specific settings in the block editor.
  *
@@ -43,6 +46,10 @@ const EventSettings = () => {
 				initialOpen={true}
 				className="gatherpress-event-settings"
 			>
+
+
+				<EventPluginDocumentSettings.Slot />
+
 				<VStack spacing={6}>
 					<DateTimeRangePanel />
 					<VenueSelectorPanel />

src/panels/event-settings/slot.js

@@ -0,0 +1,18 @@
+/**
+ * Defines as extensibility slot for the Production panel.
+ */
+
+/**
+ * WordPress dependencies
+ */
+import { createSlotFill, PanelRow } from '@wordpress/components';
+
+export const { Fill, Slot } = createSlotFill('EventPluginDocumentSettings');
+
+export const EventPluginDocumentSettings = ({ children, className }) => (
+	<Fill>
+		<PanelRow className={className}>{children}</PanelRow>
+	</Fill>
+);
+
+EventPluginDocumentSettings.Slot = Slot;

src/panels/venue-settings/index.js

@@ -16,6 +16,11 @@ import { PluginDocumentSettingPanel } from '@wordpress/edit-post';
 import { isVenuePostType } from '../../helpers/venue';
 import VenueInformationPanel from './venue-information';
 
+
+import { VenuePluginDocumentSettings } from './slot.js';
+import VenuePluginFill from './slotfill';
+
+
 /**
  * VenueSettings Component
  *
@@ -35,6 +40,9 @@ const VenueSettings = () => {
 				initialOpen={true}
 				className="gatherpress-venue-settings"
 			>
+
+<VenuePluginDocumentSettings.Slot />
+
 				<VStack spacing={6}>
 					<VenueInformationPanel />
 				</VStack>
@@ -68,3 +76,9 @@ registerPlugin('gatherpress-venue-settings', {
 dispatch('core/edit-post').toggleEditorPanelOpened(
 	'gatherpress-venue-settings/gatherpress-venue-settings'
 );
+
+
+
+
+
+registerPlugin('venue-slot-fill', { render: VenuePluginFill });

src/panels/venue-settings/slot.js

@@ -0,0 +1,33 @@
+/**
+ * Defines as extensibility slot for the Production panel.
+ */
+
+/**
+ * WordPress dependencies
+ */
+import { createSlotFill, PanelRow } from '@wordpress/components';
+
+export const { Fill, Slot } = createSlotFill('VenuePluginDocumentSettings');
+
+// export const VenuePluginDocumentSettings = ({ children, className }) => (
+export const VenuePluginDocumentSettings = ( props ) => {
+	console.log(props);
+	return (
+
+	<Fill>
+		<PanelRow className={props.className}>{props.children}</PanelRow>
+	</Fill>
+
+// <SlotFillProvider>
+// 	<Panel header="Panel with slot">
+// 		<PanelBody>
+// 			<Slot name="ExampleSlot"/>
+// 		</PanelBody>
+// 	</Panel>
+// 	<Fill name="ExampleSlot" >
+// 		Panel body
+// 	</Fill>
+// </SlotFillProvider>
+)};
+
+VenuePluginDocumentSettings.Slot = Slot;

src/panels/venue-settings/slotfill.js

@@ -0,0 +1,31 @@
+/**
+ * Retrieves the translation of text.
+ *
+ * @see https://developer.wordpress.org/block-editor/packages/packages-i18n/
+ */
+import { __ } from '@wordpress/i18n';
+
+import { Fill } from '@wordpress/components';
+
+
+
+/**
+ * Internal dependencies
+ */
+// const DURATION_META = window.Theater.ProductionBlocks.duration.PostMetaKey;
+import { VenuePluginDocumentSettings } from './slot.js';
+
+
+export default function VenuePluginFill() {
+
+	return (
+		<>
+			<Fill name="EventPluginDocumentSettings">
+				<p>THE "VenuePluginDocumentSettings" in EventPluginDocumentSettings</p>
+			</Fill>
+			<Fill name="EventPluginDocumentSettings">
+				<VenuePluginDocumentSettings.Slot />
+			</Fill>
+		</>
+	);
+}