Draft logic of storing Event Sources as custom post type

includes/activitypub/collection/class-event-sources.php

@@ -22,7 +22,7 @@ class Event_Sources {
 	/**
 	 * The custom post type.
 	 */
-	const POST_TYPE = 'Event_Bridge_For_ActivityPub_follow';
+	const POST_TYPE = 'ebap_event_source';
 
 	/**
 	 * Register the post type used to store the external event sources (i.e., followed ActivityPub actors).
@@ -47,7 +47,7 @@ class Event_Sources {
 
 		\register_post_meta(
 			self::POST_TYPE,
-			'activitypub_inbox',
+			'activitypub_actor_id',
 			array(
 				'type'              => 'string',
 				'single'            => true,
@@ -71,18 +71,6 @@ class Event_Sources {
 			)
 		);
 
-		\register_post_meta(
-			self::POST_TYPE,
-			'activitypub_user_id',
-			array(
-				'type'              => 'string',
-				'single'            => false,
-				'sanitize_callback' => function ( $value ) {
-					return esc_sql( $value );
-				},
-			)
-		);
-
 		\register_post_meta(
 			self::POST_TYPE,
 			'activitypub_actor_json',
@@ -94,12 +82,36 @@ class Event_Sources {
 				},
 			)
 		);
+
+		\register_post_meta(
+			self::POST_TYPE,
+			'event_source_active',
+			array(
+				'type'              => 'bool',
+				'single'            => true,
+			)
+		);
+
+		\register_post_meta(
+			self::POST_TYPE,
+			'event_source_utilize_announces',
+			array(
+				'type'              => 'string',
+				'single'            => true,
+				'sanitize_callback' => function ( $value ) {
+					if ( 'same_origin' === $value ) {
+						return 'same_origin';
+					}
+					return '';
+				},
+			)
+		);
 	}
 
 	/**
 	 * Add new Event Source.
 	 *
-	 * @param string $actor The Actor ID.
+	 * @param string $actor The Actor URL/ID.
 	 *
 	 * @return Event_Source|WP_Error The Followed (WP_Post array) or an WP_Error.
 	 */
@@ -143,22 +155,78 @@ class Event_Sources {
 	 *
 	 * @return array The Term list of Event Sources.
 	 */
-	public static function get_all_followers() {
+	public static function get_event_sources() {
 		$args = array(
-			'nopaging'   => true,
+			'post_type'      => self::POST_TYPE,
+			'posts_per_page' => -1,
+			'orderby'        => 'ID',
+			'order'          => 'DESC',
 			// phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_query
 			'meta_query'     => array(
-				'relation' => 'AND',
 				array(
-					'key'     => 'activitypub_inbox',
-					'compare' => 'EXISTS',
-				),
-				array(
-					'key'     => 'activitypub_actor_json',
+					'key'     => 'activitypub_actor_id',
 					'compare' => 'EXISTS',
 				),
 			),
 		);
-		return self::get_event_sources( null, null, null, $args );
+
+		$query = new WP_Query( $args );
+
+		$event_sources = array_map(
+			function ( $post ) {
+				return Event_Source::init_from_cpt( $post );
+			},
+			$query->get_posts()
+		);
+
+		return $event_sources;
+	}
+
+	/**
+	 * Get the Event Sources along with a total count for pagination purposes.
+	 *
+	 * @param int   $number  Maximum number of results to return.
+	 * @param int   $page    Page number.
+	 * @param array $args    The WP_Query arguments.
+	 *
+	 * @return array {
+	 *      Data about the followers.
+	 *
+	 *      @type array $followers List of `Follower` objects.
+	 *      @type int   $total     Total number of followers.
+	 *  }
+	 */
+	public static function get_event_sources_with_count( $number = -1, $page = null, $args = array() ) {
+		$defaults = array(
+			'post_type'      => self::POST_TYPE,
+			'posts_per_page' => $number,
+			'paged'          => $page,
+			'orderby'        => 'ID',
+			'order'          => 'DESC',
+		);
+
+		$args   = wp_parse_args( $args, $defaults );
+		$query  = new WP_Query( $args );
+		$total  = $query->found_posts;
+		$actors = array_map(
+			function ( $post ) {
+				return Event_Source::init_from_cpt( $post );
+			},
+			$query->get_posts()
+		);
+
+		return compact( 'actors', 'total' );
+	}
+
+	/**
+	 * Remove a Follower.
+	 *
+	 * @param string $event_source   The Actor URL.
+	 *
+	 * @return mixed True on success, false on failure.
+	 */
+	public static function remove( $event_source ) {
+		$post_id = Event_Source::get_wp_post_from_activitypub_actor_id( $event_source );
+		return wp_delete_post( $post_id, true );
 	}
 }

includes/activitypub/model/class-event-source.php

@@ -9,6 +9,7 @@
 namespace Event_Bridge_For_ActivityPub\ActivityPub\Model;
 
 use Activitypub\Activity\Actor;
+use Activitypub\Webfinger;
 use Event_Bridge_For_ActivityPub\ActivityPub\Collection\Event_Sources;
 use WP_Error;
 
@@ -16,6 +17,15 @@ use WP_Error;
  * Event-Source (=ActivityPub Actor that is followed) model.
  */
 class Event_Source extends Actor {
+	const ACTIVITYPUB_USER_HANDLE_REGEXP = '(?:([A-Za-z0-9_.-]+)@((?:[A-Za-z0-9_-]+\.)+[A-Za-z]+))';
+
+	/**
+	 * The complete remote ActivityPub profile of the Event Source.
+	 *
+	 * @var int
+	 */
+	protected $_id; // phpcs:ignore PSR2.Classes.PropertyDeclaration.Underscore
+
 	/**
 	 * Get the Icon URL (Avatar).
 	 *
@@ -35,6 +45,24 @@ class Event_Source extends Actor {
 		return $icon;
 	}
 
+	/**
+	 * Get the WordPress post which stores the Event Source by the ActivityPub actor id of the event source.
+	 *
+	 * @param string $actor_id The ActivityPub actor ID.
+	 * @return ?int The WordPress post ID if the actor is found, null if not.
+	 */
+	public static function get_wp_post_from_activitypub_actor_id( $actor_id ) {
+		global $wpdb;
+		$post_id = $wpdb->get_var(
+			$wpdb->prepare(
+				"SELECT ID FROM $wpdb->posts WHERE guid=%s AND post_type=%s",
+				esc_sql( $actor_id ),
+				Event_Sources::POST_TYPE
+			)
+		);
+		return $post_id ? intval( $post_id ) : null;
+	}
+
 	/**
 	 * Convert a Custom-Post-Type input to an \Event_Bridge_For_ActivityPub\ActivityPub\Model\Event_Source.
 	 *
@@ -53,7 +81,121 @@ class Event_Source extends Actor {
 		$object->set_summary( $post->post_excerpt );
 		$object->set_published( gmdate( 'Y-m-d H:i:s', strtotime( $post->post_date ) ) );
 		$object->set_updated( gmdate( 'Y-m-d H:i:s', strtotime( $post->post_modified ) ) );
+		$thumbnail_id = get_post_thumbnail_id( $post );
+		if ( $thumbnail_id ) {
+			$object->set_icon(
+				array(
+					'type' => 'Image',
+					'url'  => wp_get_attachment_image_url( $thumbnail_id, 'thumbnail', true ),
+				)
+			);
+		}
 
 		return $object;
 	}
+
+	/**
+	 * Validate the current Event Source ActivityPub actor object.
+	 *
+	 * @return boolean True if the verification was successful.
+	 */
+	public function is_valid() {
+		// The minimum required attributes.
+		$required_attributes = array(
+			'id',
+			'preferredUsername',
+			'inbox',
+			'publicKey',
+			'publicKeyPem',
+		);
+
+		foreach ( $required_attributes as $attribute ) {
+			if ( ! $this->get( $attribute ) ) {
+				return false;
+			}
+		}
+
+		return true;
+	}
+
+	/**
+	 * Save the current Event Source object to Database within custom post type.
+	 *
+	 * @return int|WP_Error The post ID or an WP_Error.
+	 */
+	public function save() {
+		if ( ! $this->is_valid() ) {
+			return new WP_Error( 'activitypub_invalid_follower', __( 'Invalid Follower', 'activitypub' ), array( 'status' => 400 ) );
+		}
+
+		if ( ! $this->get__id() ) {
+			global $wpdb;
+
+			// phpcs:ignore WordPress.DB.DirectDatabaseQuery
+			$post_id = $wpdb->get_var(
+				$wpdb->prepare(
+					"SELECT ID FROM $wpdb->posts WHERE guid=%s",
+					esc_sql( $this->get_id() )
+				)
+			);
+
+			if ( $post_id ) {
+				$post = get_post( $post_id );
+				$this->set__id( $post->ID );
+			}
+		}
+
+		$post_id = $this->get__id();
+
+		$args = array(
+			'ID'           => $post_id,
+			'guid'         => esc_url_raw( $this->get_id() ),
+			'post_title'   => wp_strip_all_tags( sanitize_text_field( $this->get_name() ) ),
+			'post_author'  => 0,
+			'post_type'    => Event_Sources::POST_TYPE,
+			'post_name'    => esc_url_raw( $this->get_id() ),
+			'post_excerpt' => sanitize_text_field( wp_kses( $this->get_summary(), 'user_description' ) ),
+			'post_status'  => 'publish',
+			'meta_input'   => $this->get_post_meta_input(),
+		);
+
+		if ( ! empty( $post_id ) ) {
+			// If this is an update, prevent the "added" date from being overwritten by the current date.
+			$post                  = get_post( $post_id );
+			$args['post_date']     = $post->post_date;
+			$args['post_date_gmt'] = $post->post_date_gmt;
+		}
+
+		$post_id   = wp_insert_post( $args );
+		$this->_id = $post_id;
+
+		// Abort if inserting or updating the post didn't work.
+		if ( 0 === $post_id || is_wp_error( $post_id ) ) {
+			return $post_id;
+		}
+
+		// Delete old icon.
+		// Check if the post has a thumbnail.
+		$thumbnail_id = get_post_thumbnail_id( $post_id );
+
+		if ( $thumbnail_id ) {
+			// Remove the thumbnail from the post.
+			delete_post_thumbnail( $post_id );
+
+			// Delete the attachment (and its files) from the media library.
+			wp_delete_attachment( $thumbnail_id, true );
+		}
+
+		// Set new icon.
+		$icon = $this->get_icon();
+
+		if ( isset( $icon['url'] ) ) {
+			$image = media_sideload_image( $icon['url'], $post_id, null, 'id' );
+		}
+		if ( isset( $image ) && ! is_wp_error( $image ) ) {
+			set_post_thumbnail( $post_id, $image );
+		}
+
+		return $post_id;
+	}
 }

includes/admin/class-event-sources.php

@@ -1,85 +0,0 @@
-<?php
-/**
- * Event Sources.
- *
- * @package Event_Bridge_For_ActivityPub
- */
-
-namespace Event_Bridge_For_ActivityPub\Admin;
-
-use Activitypub\Collection\Actors;
-use Activitypub\Activity\Extended_Object\Event;
-
-use function Activitypub\get_remote_metadata_by_actor;
-
-/**
- * Manage following other Event Sources (ActivityPub actors) and importing their Events.
- */
-class Event_Sources {
-	/**
-	 * Constructor.
-	 */
-	public function __construct() {
-		\add_action( 'init', array( $this, 'register_post_meta' ) );
-
-		\add_action( 'activitypub_inbox', array( $this, 'handle_activitypub_inbox' ), 15, 3 );
-	}
-
-	/**
-	 * Handle the ActivityPub Inbox.
-	 *
-	 * @param array  $data     The raw post data JSON object as an associative array.
-	 * @param int    $user_id  The target user id.
-	 * @param string $type     The activity type.
-	 */
-	public static function handle_activitypub_inbox( $data, $user_id, $type ) {
-		if ( Actors::APPLICATION_USER_ID !== $user_id ) {
-			return;
-		}
-
-		if ( ! in_array( $type, array( 'Create', 'Delete', 'Announce', 'Undo Announce' ), true ) ) {
-			return;
-		}
-
-		$event = Event::init_from_array( $data );
-		return $event;
-	}
-
-	/**
-	 * Get metadata.
-	 *
-	 * @param string $url The URL.
-	 */
-	public static function get_metadata( $url ) {
-		if ( ! is_string( $url ) ) {
-			return array();
-		}
-
-		if ( false !== strpos( $url, '@' ) ) {
-			if ( false === strpos( $url, '/' ) && preg_match( '#^https?://#', $url, $m ) ) {
-				$url = substr( $url, strlen( $m[0] ) );
-			}
-		}
-		return get_remote_metadata_by_actor( $url );
-	}
-
-	/**
-	 * Respond to the Ajax request to fetch feeds
-	 */
-	public function ajax_fetch_events() {
-		if ( ! isset( $_POST['Event_Bridge_For_ActivityPub'] ) ) {
-			wp_send_json_error( 'missing-parameters' );
-		}
-
-		check_ajax_referer( 'fetch-events-' . sanitize_user( wp_unslash( $_POST['actor'] ) ) );
-
-		$actor = Actors::get_by_resource( sanitize_user( wp_unslash( $_POST['actor'] ) ) );
-		if ( ! $actor ) {
-			wp_send_json_error( 'unknown-actor' );
-		}
-
-		$actor->retrieve();
-
-		wp_send_json_success();
-	}
-}

includes/admin/class-settings-page.php

@@ -14,6 +14,10 @@ namespace Event_Bridge_For_ActivityPub\Admin;
 // Exit if accessed directly.
 defined( 'ABSPATH' ) || exit; // @codeCoverageIgnore
 
+use Activitypub\Webfinger;
+use Event_Bridge_For_ActivityPub\ActivityPub\Model\Event_Source;
+use Event_Bridge_For_ActivityPub\Event_Sources;
+use Event_Bridge_For_ActivityPub\ActivityPub\Collection\Event_Sources as Event_Source_Collection;
 use Event_Bridge_For_ActivityPub\Integrations\Event_Plugin;
 use Event_Bridge_For_ActivityPub\Setup;
 
@@ -35,6 +39,10 @@ class Settings_Page {
 	 * @return void
 	 */
 	public static function admin_menu(): void {
+		add_action(
+			'admin_init',
+			array( self::STATIC, 'maybe_add_event_source' ),
+		);
 		\add_options_page(
 			'Event Bridge for ActivityPub',
 			__( 'Event Bridge for ActivityPub', 'event-bridge-for-activitypub' ),
@@ -44,6 +52,65 @@ class Settings_Page {
 		);
 	}
 
+	/**
+	 * Checks whether the current request wants to add an event source (ActivityPub follow) and passed on to actual handler.
+	 */
+	public static function maybe_add_event_source() {
+		if ( ! isset( $_POST['event_bridge_for_activitypub_event_source'] ) ) {
+			return;
+		}
+
+		// Check and verify request and check capabilities.
+		if ( ! wp_verify_nonce( sanitize_key( $_REQUEST['_wpnonce'] ), 'event-bridge-for-activitypub-event-sources-options' ) ) {
+			return;
+		}
+
+		if ( ! current_user_can( 'manage_options' ) ) {
+			return;
+		}
+
+		$event_source = sanitize_text_field( $_POST['event_bridge_for_activitypub_event_source'] );
+
+		$actor_url = false;
+
+		$url = wp_parse_url( $event_source );
+
+		if ( isset( $url['path'] ) && isset( $url['host'] ) && isset( $url['scheme'] ) ) {
+			$actor_url = $event_source;
+		} else {
+			if ( preg_match( '/^@?' . Event_Source::ACTIVITYPUB_USER_HANDLE_REGEXP . '$/i', $event_source ) ) {
+				$actor_url = Webfinger::resolve( $event_source );
+				if ( is_wp_error( $actor_url ) ) {
+					return;
+				}
+			} else {
+				if ( ! isset( $url['path'] ) && isset( $url['host'] ) ) {
+					$actor_url = Event_Sources::get_application_actor( $url['host'] );
+				}
+				if ( self::is_domain( $event_source ) ) {
+					$actor_url = Event_Sources::get_application_actor( $event_source );
+				}
+			}
+		}
+
+		if ( ! $actor_url ) {
+			return;
+		}
+
+		Event_Source_Collection::add_event_source( $actor_url );
+	}
+
+	/**
+	 * Check if a string is a valid domain name.
+	 *
+	 * @param string $domain The input string which might be a domain.
+	 * @return bool
+	 */
+	private static function is_domain( $domain ): bool {
+		$pattern = '/^(?!\-)(?:(?:[a-zA-Z\d](?:[a-zA-Z\d\-]{0,61}[a-zA-Z\d])?)\.)+(?!\d+$)[a-zA-Z\d]{2,63}$/';
+		return 1 === preg_match( $pattern, $domain );
+	}
+
 	/**
 	 * Adds Link to the settings page in the plugin page.
 	 * It's called via apply_filter('plugin_action_links_' . PLUGIN_NAME).

includes/class-event-sources.php

@@ -7,9 +7,12 @@
 
 namespace Event_Bridge_For_ActivityPub;
 
+use Activitypub\Activity\Extended_Object\Event;
+use Activitypub\Collection\Actors;
 use Activitypub\Http;
 use Exception;
 
+use function Activitypub\get_remote_metadata_by_actor;
 use function register_post_type;
 
 /**
@@ -23,6 +26,15 @@ class Event_Sources {
 	 */
 	const POST_TYPE = 'event_bridge_follow';
 
+	/**
+	 * Constructor.
+	 */
+	public function __construct() {
+		\add_action( 'init', array( $this, 'register_post_meta' ) );
+
+		\add_action( 'activitypub_inbox', array( $this, 'handle_activitypub_inbox' ), 15, 3 );
+	}
+
 	/**
 	 * Register the post type used to store the external event sources (i.e., followed ActivityPub actors).
 	 */
@@ -94,4 +106,96 @@ class Event_Sources {
 			)
 		);
 	}
+
+	/**
+	 * Handle the ActivityPub Inbox.
+	 *
+	 * @param array  $data     The raw post data JSON object as an associative array.
+	 * @param int    $user_id  The target user id.
+	 * @param string $type     The activity type.
+	 */
+	public static function handle_activitypub_inbox( $data, $user_id, $type ) {
+		if ( Actors::APPLICATION_USER_ID !== $user_id ) {
+			return;
+		}
+
+		if ( ! in_array( $type, array( 'Create', 'Delete', 'Announce', 'Undo Announce' ), true ) ) {
+			return;
+		}
+
+		$event = Event::init_from_array( $data );
+		return $event;
+	}
+
+	/**
+	 * Get metadata of ActivityPub Actor by ID/URL.
+	 *
+	 * @param string $url The URL or ID of the ActivityPub actor.
+	 */
+	public static function get_metadata( $url ) {
+		if ( ! is_string( $url ) ) {
+			return array();
+		}
+
+		if ( false !== strpos( $url, '@' ) ) {
+			if ( false === strpos( $url, '/' ) && preg_match( '#^https?://#', $url, $m ) ) {
+				$url = substr( $url, strlen( $m[0] ) );
+			}
+		}
+		return get_remote_metadata_by_actor( $url );
+	}
+
+	/**
+	 * Respond to the Ajax request to fetch feeds
+	 */
+	public function ajax_fetch_events() {
+		if ( ! isset( $_POST['Event_Bridge_For_ActivityPub'] ) ) {
+			wp_send_json_error( 'missing-parameters' );
+		}
+
+		check_ajax_referer( 'fetch-events-' . sanitize_user( wp_unslash( $_POST['actor'] ) ) );
+
+		$actor = Actors::get_by_resource( sanitize_user( wp_unslash( $_POST['actor'] ) ) );
+		if ( ! $actor ) {
+			wp_send_json_error( 'unknown-actor' );
+		}
+
+		$actor->retrieve();
+
+		wp_send_json_success();
+	}
+
+	/**
+	 * Get the Application actor via FEP-2677.
+	 *
+	 * @param string $domain  The domain without scheme.
+	 * @return bool|string    The URL/ID of the application actor, false if not found.
+	 */
+	public static function get_application_actor( $domain ) {
+		$result = wp_remote_get( 'https://' . $domain . '/.well-known/nodeinfo' );
+
+		if ( is_wp_error( $result ) ) {
+			return false;
+		}
+
+		$body = wp_remote_retrieve_body( $result );
+
+		$nodeinfo = json_decode( $body, true );
+
+		// Check if 'links' exists and is an array.
+		if ( isset( $nodeinfo['links'] ) && is_array( $nodeinfo['links'] ) ) {
+			foreach ( $nodeinfo['links'] as $link ) {
+				// Check if this link matches the application actor rel.
+				if ( isset( $link['rel'] ) && 'https://www.w3.org/ns/activitystreams#Application' === $link['rel'] ) {
+					if ( is_string( $link['href'] ) ) {
+						return $link['href'];
+					}
+					break;
+				}
+			}
+		}
+
+		// Return false if no application actor is found.
+		return false;
+	}
 }

includes/class-settings.php

@@ -93,6 +93,16 @@ class Settings {
 				'default'      => EVENT_BRIDGE_FOR_ACTIVITYPUB_CUSTOM_SUMMARY,
 			)
 		);
+
+		\register_setting(
+			'event-bridge-for-activitypub-event-sources',
+			'event_bridge_for_activitypub_event_sources_active',
+			array(
+				'type'        => 'boolean',
+				'description' => \__( 'Whether the event sources feature is activated.', 'event-bridge-for-activitypub' ),
+				'default'     => 1,
+			)
+		);
 	}
 
 	/**

includes/table/class-event-sources.php

@@ -8,8 +8,7 @@
 namespace Event_Bridge_For_ActivityPub\Table;
 
 use WP_List_Table;
-use Activitypub\Collection\Followers as FollowerCollection;
-use Event_Bridge_For_ActivityPub\ActivityPub\Model\Event_Source;
+use Event_Bridge_For_ActivityPub\ActivityPub\Collection\Event_Sources as Event_Sources_Collection;
 
 use function Activitypub\object_to_uri;
 
@@ -18,7 +17,7 @@ if ( ! \class_exists( '\WP_List_Table' ) ) {
 }
 
 /**
- * Followers Table-Class.
+ * Event Sources Table-Class.
  */
 class Event_Sources extends WP_List_Table {
 	/**
@@ -42,9 +41,9 @@ class Event_Sources extends WP_List_Table {
 	public function get_columns() {
 		return array(
 			'cb'         => '<input type="checkbox" />',
-			'avatar'     => \__( 'Avatar', 'event-bridge-for-activitypub' ),
-			'post_title' => \__( 'Name', 'event-bridge-for-activitypub' ),
-			'username'   => \__( 'Username', 'event-bridge-for-activitypub' ),
+			'icon'       => \__( 'Icon', 'event-bridge-for-activitypub' ),
+			'name'       => \__( 'Name', 'event-bridge-for-activitypub' ),
+			'active'     => \__( 'Active', 'event-bridge-for-activitypub' ),
 			'url'        => \__( 'URL', 'event-bridge-for-activitypub' ),
 			'published'  => \__( 'Followed', 'event-bridge-for-activitypub' ),
 			'modified'   => \__( 'Last updated', 'event-bridge-for-activitypub' ),
@@ -58,7 +57,7 @@ class Event_Sources extends WP_List_Table {
 	 */
 	public function get_sortable_columns() {
 		return array(
-			'post_title' => array( 'post_title', true ),
+			'name' => array( 'name', true ),
 			'modified'   => array( 'modified', false ),
 			'published'  => array( 'published', false ),
 		);
@@ -96,22 +95,7 @@ class Event_Sources extends WP_List_Table {
 		}
 		// phpcs:enable WordPress.Security.NonceVerification.Recommended
 
-		$dummy_event_sources = array(
-			'total'  => 1,
-			'actors' => array(
-				Event_Source::init_from_array(
-					array(
-						'id'                => 'https://graz.social/@linos',
-						'url'               => 'https://graz.social/@linos',
-						'preferredUsername' => 'linos',
-						'name'              => 'André Menrath',
-						'icon'              => 'https://graz.social/system/accounts/avatars/000/000/001/original/fe1c795256720361.jpeg',
-					)
-				),
-			),
-		);
-
-		$event_sources = $dummy_event_sources;
+		$event_sources = Event_Sources_Collection::get_event_sources_with_count($per_page, $page_num, $args );
 		$actors        = $event_sources['actors'];
 		$counter       = $event_sources['total'];
 
@@ -127,9 +111,9 @@ class Event_Sources extends WP_List_Table {
 		foreach ( $actors as $actor ) {
 			$item = array(
 				'icon'       => esc_attr( $actor->get_icon_url() ),
-				'post_title' => esc_attr( $actor->get_name() ),
-				'username'   => esc_attr( $actor->get_preferred_username() ),
-				'url'        => esc_attr( object_to_uri( $actor->get_url() ) ),
+				'name'       => esc_attr( $actor->get_name() ),
+				'url'        => esc_attr( object_to_uri( $actor->get_id() ) ),
+				'active'     => esc_attr( get_post_meta( $actor->get__id(), 'event_source_active', true) ),
 				'identifier' => esc_attr( $actor->get_id() ),
 				'published'  => esc_attr( $actor->get_published() ),
 				'modified'   => esc_attr( $actor->get_updated() ),
@@ -170,7 +154,7 @@ class Event_Sources extends WP_List_Table {
 	 * @param array $item Item.
 	 * @return string
 	 */
-	public function column_avatar( $item ) {
+	public function column_icon( $item ) {
 		return sprintf(
 			'<img src="%s" width="25px;" />',
 			$item['icon']
@@ -198,14 +182,32 @@ class Event_Sources extends WP_List_Table {
 	 * @return string
 	 */
 	public function column_cb( $item ) {
-		return sprintf( '<input type="checkbox" name="followers[]" value="%s" />', esc_attr( $item['identifier'] ) );
+		return sprintf( '<input type="checkbox" name="event_sources[]" value="%s" />', esc_attr( $item['identifier'] ) );
+	}
+
+	/**
+	 * Column action.
+	 *
+	 * @param array $item Item.
+	 * @return string
+	 */
+	public function column_active( $item ) {
+		if ( $item['active'] ) {
+			$action = 'true';
+		} else {
+			$action = 'false';
+		}
+		return sprintf(
+			'%s',
+			$action
+		);
 	}
 
 	/**
 	 * Process action.
 	 */
 	public function process_action() {
-		if ( ! isset( $_REQUEST['followers'] ) || ! isset( $_REQUEST['_wpnonce'] ) ) {
+		if ( ! isset( $_REQUEST['event_sources'] ) || ! isset( $_REQUEST['_wpnonce'] ) ) {
 			return;
 		}
 		$nonce = sanitize_text_field( wp_unslash( $_REQUEST['_wpnonce'] ) );
@@ -213,28 +215,19 @@ class Event_Sources extends WP_List_Table {
 			return;
 		}
 
-		if ( ! current_user_can( 'edit_user', $this->user_id ) ) {
+		if ( ! current_user_can( 'manage_options' ) ) {
 			return;
 		}
 
-		$followers = $_REQUEST['followers']; // phpcs:ignore WordPress.Security.ValidatedSanitizedInput
+		$event_sources = $_REQUEST['event_sources']; // phpcs:ignore WordPress.Security.ValidatedSanitizedInput
 
-		if ( $this->current_action() === 'delete' ) {
-			if ( ! is_array( $followers ) ) {
-				$followers = array( $followers );
+		if ( 'delete' === $this->current_action() ) {
+			if ( ! is_array( $event_sources ) ) {
+				$event_sources = array( $event_sources );
 			}
-			foreach ( $followers as $follower ) {
-				Event_Source::remove( $this->user_id, $follower );
+			foreach ( $event_sources as $event_source ) {
+				Event_Sources_Collection::remove( $event_source );
 			}
 		}
 	}
-
-	/**
-	 * Returns user count.
-	 *
-	 * @return int
-	 */
-	public function get_user_count() {
-		return FollowerCollection::count_followers( $this->user_id );
-	}
 }

templates/event-sources.php

@@ -34,14 +34,19 @@ $table = new \Event_Bridge_For_ActivityPub\Table\Event_Sources();
 	<!-- ThickBox content (hidden initially) -->
 	<div id="Event_Bridge_For_ActivityPub_add_new_source" style="display:none;">
 		<h2><?php esc_html_e( 'Add new ActivityPub follow', 'event-bridge-for-activitypub' ); ?> </h2>
-		<p> <?php esc_html_e( 'Here you can enter either a handle or instance URL.', 'event-bridge-for-activitypub' ); ?> </p>
+		<p> <?php esc_html_e( 'Here you can enter either a Fediverse handle (@username@example.social), URL of an ActivityPub Account (https://example.social/user/username) or instance URL.', 'event-bridge-for-activitypub' ); ?> </p>
+		<form method="post" action="options.php">
+			<?php \settings_fields( 'event-bridge-for-activitypub-event-sources' ); ?>
+			<input type="text" name="event_bridge_for_activitypub_event_source" id="event_bridge_for_activitypub_event_source" value="test">
+			<?php \submit_button(); ?>
+		</form>
 	</div>
 </div>
 
 <div class="wrap activitypub-followers-page">
 	<form method="get">
-		<input type="hidden" name="page" value="activitypub" />
-		<input type="hidden" name="tab" value="followers" />
+		<input type="hidden" name="page" value="event-bridge-for-activitypub" />
+		<input type="hidden" name="tab" value="event-sources" />
 		<?php
 		$table->prepare_items();
 		$table->search_box( 'Search', 'search' );

templates/settings.php

@@ -144,7 +144,7 @@ $current_category_mapping        = \get_option( 'event_bridge_for_activitypub_ev
 			<?php endif; ?>
 		</div>
 		<!-- This disables the setup wizard. -->
-		<div class="hidden">
+		<div class="hidden" aria-hidden="true">
 			<input type="checkbox" id="event_bridge_for_activitypub_initially_activated" name="event_bridge_for_activitypub_initially_activated"/>
 		</div>
 		<?php \submit_button(); ?>