Fix post_meta not being registered && some refactoring

includes/activitypub/handler/class-create.php

@@ -67,14 +67,13 @@ class Create {
 			return;
 		}
 
-		$transmogrifier_class = Setup::get_transmogrifier();
+		$transmogrifier = Setup::get_transmogrifier();
 
-		if ( ! $transmogrifier_class ) {
+		if ( ! $transmogrifier ) {
 			return;
 		}
 
-		$transmogrifier = new $transmogrifier_class( $activity['object'] );
-		$transmogrifier->save();
+		$transmogrifier->save( $activity['object'] );
 	}
 
 	/**

includes/activitypub/handler/class-delete.php

@@ -47,13 +47,12 @@ class Delete {
 			return;
 		}
 
-		$transmogrifier_class = Setup::get_transmogrifier();
+		$transmogrifier = Setup::get_transmogrifier();
 
-		if ( ! $transmogrifier_class ) {
+		if ( ! $transmogrifier ) {
 			return;
 		}
 
-		$transmogrifier = new $transmogrifier_class( $activity['object'] );
-		$transmogrifier->delete();
+		$transmogrifier->delete( $activity['object'] );
 	}
 }

includes/activitypub/transmogrifier/class-base.php

@@ -34,6 +34,8 @@ abstract class Base {
 
 	/**
 	 * Internal function to actually save the event.
+	 *
+	 * @return false|int Post-ID on success, false on failure.
 	 */
 	abstract protected function save_event();
 
@@ -50,7 +52,13 @@ abstract class Base {
 		}
 
 		$this->activitypub_event = $activitypub_event;
-		$this->save_event();
+
+		$post_id = $this->save_event();
+
+		if ( $post_id ) {
+			update_post_meta( $post_id, 'event_bridge_for_activitypub_is_cached', 'yes' );
+			update_post_meta( $post_id, 'activitypub_content_visibility', constant( 'ACTIVITYPUB_CONTENT_VISIBILITY_LOCAL' ) ?? '' );
+		}
 	}
 
 	/**
@@ -287,9 +295,19 @@ abstract class Base {
 	}
 
 	/**
-	 * Save the ActivityPub event object as GatherPress event.
+	 * Delete a local event in WordPress that is a cached remote one.
+	 *
+	 * @param array $activitypub_event The ActivityPub event as associative array.
 	 */
-	public function delete() {
+	public function delete( $activitypub_event ) {
+		$activitypub_event = Event::init_from_array( $activitypub_event );
+
+		if ( is_wp_error( $activitypub_event ) ) {
+			return;
+		}
+
+		$this->activitypub_event = $activitypub_event;
+
 		$post_id = $this->get_post_id_from_activitypub_id();
 
 		if ( ! $post_id ) {

includes/activitypub/transmogrifier/class-gatherpress.php

@@ -120,9 +120,9 @@ class GatherPress extends Base {
 	/**
 	 * Save the ActivityPub event object as GatherPress Event.
 	 *
-	 * @return void
+	 * @return false|int
 	 */
-	protected function save_event(): void {
+	protected function save_event() {
 		// Limit this as a safety measure.
 		add_filter( 'wp_revisions_to_keep', array( self::class, 'revisions_to_keep' ) );
 
@@ -135,10 +135,6 @@ class GatherPress extends Base {
 			'post_excerpt' => wp_kses_post( $this->activitypub_event->get_summary() ),
 			'post_status'  => 'publish',
 			'guid'         => sanitize_url( $this->activitypub_event->get_id() ),
-			'meta_input'   => array(
-				'event_bridge_for_activitypub_is_cached' => 'GatherPress',
-				'activitypub_content_visibility'         => ACTIVITYPUB_CONTENT_VISIBILITY_LOCAL,
-			),
 		);
 
 		if ( $post_id ) {
@@ -151,7 +147,7 @@ class GatherPress extends Base {
 		}
 
 		if ( ! $post_id || is_wp_error( $post_id ) ) {
-			return;
+			return false;
 		}
 
 		// Insert the dates.
@@ -182,5 +178,7 @@ class GatherPress extends Base {
 
 		// Limit this as a safety measure.
 		remove_filter( 'wp_revisions_to_keep', array( self::class, 'revisions_to_keep' ) );
+
+		return $post_id;
 	}
 }

includes/admin/class-user-interface.php

@@ -28,15 +28,7 @@ class User_Interface {
 	public static function init() {
 		\add_filter( 'page_row_actions', array( self::class, 'row_actions' ), 10, 2 );
 		\add_filter( 'post_row_actions', array( self::class, 'row_actions' ), 10, 2 );
-		\add_action(
-			'admin_init',
-			\add_filter(
-				'map_meta_cap',
-				array( self::class, 'disable_editing_for_external_events' ),
-				10,
-				4
-			)
-		);
+		\add_filter( 'map_meta_cap', array( self::class, 'disable_editing_for_external_events' ), 10, 4 );
 	}
 
 	/**

includes/class-event-sources.php

@@ -14,7 +14,8 @@ use Event_Bridge_For_ActivityPub\ActivityPub\Collection\Event_Sources as Event_S
 use Event_Bridge_For_ActivityPub\Activitypub\Transmogrifier\GatherPress;
 use Event_Bridge_For_ActivityPub\Activitypub\Handler;
 use Event_Bridge_For_ActivityPub\Admin\User_Interface;
-
+use Event_Bridge_For_ActivityPub\Integrations\Event_Plugin_Integration;
+use Event_Bridge_For_ActivityPub\Integrations\Feature_Event_Sources;
 
 use function Activitypub\get_remote_metadata_by_actor;
 use function Activitypub\is_activitypub_request;
@@ -31,7 +32,8 @@ class Event_Sources {
 	public static function init() {
 		\add_action( 'init', array( Event_Sources_Collection::class, 'init' ) );
 		\add_action( 'activitypub_register_handlers', array( Handler::class, 'register_handlers' ) );
-		\add_action( 'admin_init', array( User_Interface::class, 'init' ) );
+		\add_action( 'init', array( User_Interface::class, 'init' ) );
+		\add_action( 'init', array( self::class, 'register_post_meta' ) );
 		\add_filter( 'activitypub_is_post_disabled', array( self::class, 'is_cached_external_post' ), 10, 2 );
 		if ( ! \wp_next_scheduled( 'event_bridge_for_activitypub_event_sources_clear_cache' ) ) {
 			\wp_schedule_event( time(), 'daily', 'event_bridge_for_activitypub_event_sources_clear_cache' );
@@ -41,6 +43,31 @@ class Event_Sources {
 		\add_filter( 'template_include', array( self::class, 'redirect_activitypub_requests_for_cached_external_events' ), 100 );
 	}
 
+
+	/**
+	 * Register post meta.
+	 */
+	public static function register_post_meta() {
+		$setup = Setup::get_instance();
+
+		foreach ( $setup->get_active_event_plugins() as $event_plugin_integration ) {
+			if ( ! $event_plugin_integration instanceof Feature_Event_Sources && $event_plugin_integration instanceof Event_Plugin_Integration ) {
+				continue;
+			}
+			\register_post_meta(
+				$event_plugin_integration::get_post_type(),
+				'event_bridge_for_activitypub_is_cached',
+				array(
+					'type'              => 'string',
+					'single'            => false,
+					'sanitize_callback' => function ( $value ) {
+						return esc_sql( $value );
+					},
+				)
+			);
+		}
+	}
+
 	/**
 	 * Get metadata of ActivityPub Actor by ID/URL.
 	 *
@@ -117,7 +144,7 @@ class Event_Sources {
 	 * @return bool
 	 */
 	public static function is_cached_external_event_post( $post ): bool {
-		if ( get_post_meta( $post->id, 'event_bridge_for_activitypub_is_cached', true ) ) {
+		if ( get_post_meta( $post->ID, 'event_bridge_for_activitypub_is_cached', true ) ) {
 			return true;
 		}
 
@@ -157,9 +184,18 @@ class Event_Sources {
 	 * Delete old cached events that took place in the past.
 	 */
 	public static function clear_cache() {
+		// Get the event plugin integration that is used.
+		$event_plugin_integration = Setup::get_event_plugin_integration_used_for_event_sources_feature();
+
+		if ( ! $event_plugin_integration ) {
+			return;
+		}
+
 		$cache_retention_period = get_option( 'event_bridge_for_activitypub_event_source_cache_retention', WEEK_IN_SECONDS );
 
-		$past_event_ids = GatherPress::get_past_events( $cache_retention_period );
+		$ended_before_time = gmdate( 'Y-m-d H:i:s', time() - $cache_retention_period );
+
+		$past_event_ids = $event_plugin_integration::get_cached_remote_events( $ended_before_time );
 
 		foreach ( $past_event_ids as $post_id ) {
 			if ( has_post_thumbnail( $post_id ) ) {

includes/class-settings.php

@@ -120,12 +120,12 @@ class Settings {
 
 		\register_setting(
 			'event-bridge-for-activitypub',
-			'event_bridge_for_activitypub_plugin_used_for_event_source_feature',
+			'event_bridge_for_activitypub_integration_used_for_event_sources_feature',
 			array(
 				'type'              => 'array',
 				'description'       => \__( 'Define which plugin/integration is used for the event sources feature', 'event-bridge-for-activitypub' ),
 				'default'           => array(),
-				'sanitize_callback' => array( self::class, 'sanitize_plugin_used_for_event_sources' ),
+				'sanitize_callback' => array( self::class, 'sanitize_event_plugin_integration_used_for_event_sources' ),
 			)
 		);
 
@@ -144,11 +144,11 @@ class Settings {
 	/**
 	 * Sanitize the option which event plugin.
 	 *
-	 * @param string $plugin The setting.
+	 * @param string $event_plugin_integration The setting.
 	 * @return string
 	 */
-	public static function sanitize_plugin_used_for_event_sources( $plugin ) {
-		if ( ! is_string( $plugin ) ) {
+	public static function sanitize_event_plugin_integration_used_for_event_sources( $event_plugin_integration ) {
+		if ( ! is_string( $event_plugin_integration ) ) {
 			return '';
 		}
 		$setup                = Setup::get_instance();
@@ -157,14 +157,13 @@ class Settings {
 		$valid_options = array();
 		foreach ( $active_event_plugins as $active_event_plugin ) {
 			if ( $active_event_plugin instanceof Feature_Event_Sources ) {
-				$full_class      = $active_event_plugin::class;
-				$valid_options[] = substr( $full_class, strrpos( $full_class, '\\' ) + 1 );
+				$valid_options[] = $active_event_plugin::class;
 			}
 		}
-		if ( in_array( $plugin, $valid_options, true ) ) {
-			return $plugin;
+		if ( in_array( $event_plugin_integration, $valid_options, true ) ) {
+			return $event_plugin_integration;
 		}
-		return '';
+		return Setup::get_default_integration_class_name_used_for_event_sources_feature();
 	}
 
 	/**

includes/class-setup.php

@@ -15,12 +15,11 @@ namespace Event_Bridge_For_ActivityPub;
 // Exit if accessed directly.
 defined( 'ABSPATH' ) || exit; // @codeCoverageIgnore
 
-use Event_Bridge_For_ActivityPub\ActivityPub\Transmogrifier\Base as Transmogrifier_Base;
+use Event_Bridge_For_ActivityPub\ActivityPub\Transmogrifier\Base as Transmogrifier;
 use Event_Bridge_For_ActivityPub\Admin\Event_Plugin_Admin_Notices;
 use Event_Bridge_For_ActivityPub\Admin\General_Admin_Notices;
 use Event_Bridge_For_ActivityPub\Admin\Health_Check;
 use Event_Bridge_For_ActivityPub\Admin\Settings_Page;
-use Event_Bridge_For_ActivityPub\Admin\User_Interface;
 use Event_Bridge_For_ActivityPub\Integrations\Event_Plugin;
 use Event_Bridge_For_ActivityPub\Integrations\Feature_Event_Sources;
 
@@ -381,42 +380,66 @@ class Setup {
 		self::activate_activitypub_support_for_active_event_plugins();
 	}
 
+	/**
+	 * Get the event plugin integration class name used for the event sources feature.
+	 *
+	 * @return string The class name of the event plugin integration class.
+	 */
+	public static function get_event_plugin_integration_used_for_event_sources_feature() {
+		// Get plugin option.
+		$event_plugin_integration = get_option( 'event_bridge_for_activitypub_integration_used_for_event_sources_feature', '' );
+
+		// Exit if event sources are not active or no plugin is specified.
+		if ( empty( $event_plugin_integration ) ) {
+			return null;
+		}
+
+		// Validate if setting is actual existing class.
+		if ( ! class_exists( $event_plugin_integration ) ) {
+			return null;
+		}
+
+		return $event_plugin_integration;
+	}
+
 	/**
 	 * Get the transmogrifier class.
 	 *
 	 * Retrieves the appropriate transmogrifier class based on the active event plugins and settings.
 	 *
-	 * @return Transmogrifier_Base|null The transmogrifier class name or null if not available.
+	 * @return ?Transmogrifier The transmogrifier class name or null if not available.
 	 */
-	public static function get_transmogrifier() {
-		// Retrieve singleton instance.
-		$setup = self::get_instance();
+	public static function get_transmogrifier(): ?Transmogrifier {
+		$event_plugin_integration = self::get_event_plugin_integration_used_for_event_sources_feature();
 
-		// Get plugin options.
-		$event_sources_active = (bool) get_option( 'event_bridge_for_activitypub_event_sources_active', false );
-		$event_plugin         = get_option( 'event_bridge_for_activitypub_plugin_used_for_event_source_feature', '' );
-
-		// Exit if event sources are not active or no plugin is specified.
-		if ( ! $event_sources_active || empty( $event_plugin ) ) {
+		if ( ! $event_plugin_integration ) {
 			return null;
 		}
 
-		// Get the list of active event plugins.
-		$active_event_plugins = $setup->get_active_event_plugins();
-
-		// Loop through active plugins to find a match.
-		foreach ( $active_event_plugins as $active_event_plugin ) {
-			// Retrieve the class name of the active plugin.
-			$active_plugin_class_name = get_class( $active_event_plugin );
-
-			// Check if the active plugin class name contains the specified event plugin name.
-			if ( false !== strpos( $active_plugin_class_name, $event_plugin ) ) {
-				// Return the transmogrifier class provided by the plugin.
-				return $active_event_plugin->get_transmogrifier();
-			}
+		// Validate if get_transformer method exists in event plugin integration.
+		if ( ! method_exists( $event_plugin_integration, 'get_transmogrifier' ) ) {
+			return null;
 		}
 
-		// Return null if no matching plugin is found.
-		return null;
+		$transmogrifier = $event_plugin_integration::get_transmogrifier();
+
+		return $transmogrifier;
+	}
+
+	/**
+	 * Get the full class name of the first event plugin integration that is active and supports the event source feature.
+	 *
+	 * @return string The full class name of the event plugin integration.
+	 */
+	public static function get_default_integration_class_name_used_for_event_sources_feature(): string {
+		$setup = self::get_instance();
+
+		$event_plugin_integrations = $setup->get_active_event_plugins();
+		foreach ( $event_plugin_integrations as $event_plugin_integration ) {
+			if ( $event_plugin_integration instanceof Feature_Event_Sources ) {
+				return $event_plugin_integration::class;
+			}
+		}
+		return '';
 	}
 }

templates/settings.php

@@ -38,7 +38,7 @@ if ( ! isset( $args ) || ! array_key_exists( 'supports_event_sources', $args ) )
 
 $event_plugins_supporting_event_sources = $args['supports_event_sources'];
 
-$selected_plugin        = \get_option( 'event_bridge_for_activitypub_plugin_used_for_event_source_feature', '' );
+$selected_plugin        = \get_option( 'event_bridge_for_activitypub_integration_used_for_event_sources_feature', '' );
 $event_sources_active   = \get_option( 'event_bridge_for_activitypub_event_sources_active', false );
 $cache_retention_period = \get_option( 'event_bridge_for_activitypub_event_source_cache_retention', DAY_IN_SECONDS );
 
@@ -128,18 +128,18 @@ $current_category_mapping        = \get_option( 'event_bridge_for_activitypub_ev
 					?>
 					<tr>
 						<th scope="row">
-							<label for="event_bridge_for_activitypub_plugin_used_for_event_source_feature"><?php \esc_html_e( 'Event Plugin', 'event-bridge-for-activitypub' ); ?></label>
+							<label for="event_bridge_for_activitypub_integration_used_for_event_sources_feature"><?php \esc_html_e( 'Event Plugin', 'event-bridge-for-activitypub' ); ?></label>
 						</th>
 						<td>
 							<select
-								name="event_bridge_for_activitypub_plugin_used_for_event_source_feature"
-								id="event_bridge_for_activitypub_plugin_used_for_event_source_feature"
+								name="event_bridge_for_activitypub_integration_used_for_event_sources_feature"
+								id="event_bridge_for_activitypub_integration_used_for_event_sources_feature"
 								value="gatherpress"
 								aria-describedby="event-sources-used-plugin-description"
 							>
 							<?php
-							foreach ( $event_plugins_supporting_event_sources as $event_plugin ) {
-								echo '<option value="' . esc_attr( $event_plugin ) . '" ' . selected( $selected_plugin, $event_plugin, true ) . '>' . esc_attr( $event_plugin ) . '</option>';
+							foreach ( $event_plugins_supporting_event_sources as $event_plugin_class_name => $event_plugin_name ) {
+								echo '<option value="' . esc_attr( $event_plugin_class_name ) . '" ' . selected( $event_plugin_class_name, $event_plugin, true ) . '>' . esc_attr( $event_plugin_name ) . '</option>';
 							}
 							?>
 							</select>