wordpress-activitypub-event.../includes/activitypub/transformer/class-gatherpress.php

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<?php
/**
* ActivityPub Transformer for the plugin Very Simple Event List.
*
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* @package Activitypub_Event_Extensions
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* @license AGPL-3.0-or-later
*/
namespace Activitypub_Event_Extensions\Activitypub\Transformer;
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use Activitypub_Event_Extensions\Activitypub\Transformer\Event;
use Activitypub\Model\Blog;
use Activitypub\Activity\Extended_Object\Event as Event_Object;
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use Activitypub\Activity\Extended_Object\Place;
use GatherPress\Core\Event as GatherPress_Event;
use function Activitypub\get_rest_url_by_path;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* ActivityPub Transformer for VS Event
*
* @since 1.0.0
*/
final class GatherPress extends Event {
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/**
* The target ActivityPub Event object of the transformer.
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*
* @var Event
*/
protected $ap_object;
/**
* The current GatherPress Event object.
*
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* @var GatherPress_Event
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*/
protected $gp_event;
/**
* The current GatherPress Venue object.
*
* @var Event
*/
protected $gp_venue;
/**
* Extend the constructor, to also set the GatherPress objects.
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*
* This is a special class object form The Events Calendar which
* has a lot of useful functions, we make use of our getter functions.
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*
* @param WP_Post $wp_object The WordPress object.
* @param string $wp_taxonomy The taxonomy slug of the event post type.
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*/
public function __construct( $wp_object, $wp_taxonomy ) {
parent::__construct( $wp_object, $wp_taxonomy );
$this->gp_event = new GatherPress_Event( $this->wp_object->ID );
$this->gp_venue = $this->gp_event->get_venue_information();
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}
/**
* Get supported post types.
*
* Retrieve the list of supported WordPress post types this transformer widget can handle.
*
* @since 1.0.0
* @access public
* @return array Widget categories.
*/
public static function get_supported_post_types() {
return array( GatherPress_Event::POST_TYPE );
}
/**
* Get the event location.
*
* @return Place|null The place objector null if not place set.
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*/
public function get_location(): Place|null {
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$address = $this->gp_venue['full_address'];
if ( $address ) {
$place = new Place();
$place->set_type( 'Place' );
$place->set_name( $address );
$place->set_address( $address );
return $place;
} else {
return null;
}
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}
/**
* Get the end time from the event object.
*/
protected function get_end_time() {
return $this->gp_event->get_datetime_end( 'Y-m-d\TH:i:s\Z' );
}
/**
* Get the end time from the event object.
*/
protected function get_start_time() {
return $this->gp_event->get_datetime_start( 'Y-m-d\TH:i:s\Z' );
}
/**
* Get the event link from the events metadata.
*/
private function get_event_link() {
$event_link = get_post_meta( $this->wp_object->ID, 'event-link', true );
if ( $event_link ) {
return array(
'type' => 'Link',
'name' => 'Website',
'href' => \esc_url( $event_link ),
'mediaType' => 'text/html',
);
}
}
/**
* Overrides/extends the get_attachments function to also add the event Link.
*/
protected function get_attachment(): array {
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$attachments = parent::get_attachment();
if ( count( $attachments ) ) {
$attachments[0]['type'] = 'Document';
$attachments[0]['name'] = 'Banner';
}
$event_link = $this->get_event_link();
if ( $event_link ) {
$attachments[] = $this->get_event_link();
}
return $attachments;
}
/**
* Returns the User-URL of the Author of the Post.
*
* If `single_user` mode is enabled, the URL of the Blog-User is returned.
*
* @return string The User-URL.
*/
protected function get_attributed_to(): string {
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$user = new Blog();
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return $user->get_url();
}
/**
* Create a custom summary.
*
* It contains also the most important meta-information. The summary is often used when the
* ActivityPub object type 'Event' is not supported, e.g. in Mastodon.
*
* @return string $summary The custom event summary.
*/
public function get_summary(): string {
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if ( $this->wp_object->excerpt ) {
$excerpt = $this->wp_object->post_excerpt;
} elseif ( get_post_meta( $this->wp_object->ID, 'event-summary', true ) ) {
$excerpt = get_post_meta( $this->wp_object->ID, 'event-summary', true );
} else {
$excerpt = $this->get_content();
}
$address = get_post_meta( $this->wp_object->ID, 'event-location', true );
$start_time = get_post_meta( $this->wp_object->ID, 'event-start-date', true );
$datetime_format = get_option( 'date_format' ) . ' ' . get_option( 'time_format' );
$start_time_string = wp_date( $datetime_format, $start_time );
$summary = "📍 {$address}\n📅 {$start_time_string}\n\n{$excerpt}";
return $summary;
}
/**
* Get the content.
*/
public function get_content(): string {
return $this->wp_object->post_content;
}
/**
* Determine whether the event is online.
*
* @return bool
*/
public function get_is_online(): bool {
return $this->gp_event->maybe_get_online_event_link() ? true : false;
}
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/**
* Transform the WordPress Object into an ActivityPub Object.
*
* @return Activitypub\Activity\Event
*/
public function to_object() {
$activitypub_object = parent::to_object();
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return $activitypub_object;
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}
}