Enable Mastodon Apps: Implement the account endpoint for an external …

…account (#674) * Implement the account endpoint for an external account * phpcs * typos * Change namespace calling * Populate with more data * phpcs * some formatting * some phpdoc * Potentially extend an existing account props @pfefferle Co-authored-by: Matthias Pfefferle <[email protected]> * phpcs * Switch to using jsonSerialize --------- Co-authored-by: Matthias Pfefferle <[email protected]>
Automattic · Jan 25, 2024 · e560d1b · e560d1b
1 parent 48feabe
commit e560d1b
Show file tree

Hide file tree

Showing 3 changed files with 93 additions and 0 deletions.
diff --git a/integration/class-enable-mastodon-apps.php b/integration/class-enable-mastodon-apps.php
@@ -1,15 +1,27 @@
 <?php
 namespace Activitypub\Integration;
 
+use DateTime;
 use Activitypub\Webfinger as Webfinger_Util;
 use Activitypub\Collection\Followers;
+use Enable_Mastodon_Apps\Entity\Account;
 
+use function Activitypub\get_remote_metadata_by_actor;
+
+/**
+ * Class Enable_Mastodon_Apps
+ *
+ * This class is used to enable Mastodon Apps to work with ActivityPub
+ *
+ * @see https://github.com/akirk/enable-mastodon-apps
+ */
 class Enable_Mastodon_Apps {
 	/**
 	 * Initialize the class, registering WordPress hooks
 	 */
 	public static function init() {
 		\add_filter( 'mastodon_api_account_followers', array( self::class, 'api_account_followers' ), 10, 2 );
+		\add_filter( 'mastodon_api_account', array( self::class, 'api_account_external' ), 10, 2 );
 	}
 
 	/**
@@ -71,4 +83,58 @@ function ( $item ) {
 
 		return $followers;
 	}
+
+	/**
+	 * Resolve external accounts for Mastodon API
+	 *
+	 * @param Enable_Mastodon_Apps\Entity\Account $user_data The user data
+	 * @param string                              $user_id   The user id
+	 *
+	 * @return Enable_Mastodon_Apps\Entity\Account The filtered Account
+	 */
+	public static function api_account_external( $user_data, $user_id ) {
+		if ( ! preg_match( '/^' . ACTIVITYPUB_USERNAME_REGEXP . '$/', $user_id ) ) {
+			return $user_data;
+		}
+
+		$uri = Webfinger_Util::resolve( $user_id );
+
+		if ( ! $uri ) {
+			return $user_data;
+		}
+
+		$acct = Webfinger_Util::uri_to_acct( $uri );
+		$data = get_remote_metadata_by_actor( $uri );
+
+		if ( ! $data ) {
+			return $user_data;
+		}
+
+		if ( $user_data instanceof Account ) {
+				$account = $user_data;
+		} else {
+				$account = new Account();
+		}
+
+		$account->id             = strval( $user_id );
+		$account->username       = $acct;
+		$account->acct           = $acct;
+		$account->display_name   = $data['name'];
+		$account->url            = $uri;
+		$account->note           = $data['summary'];
+
+		if ( isset( $data['icon']['type'] ) && isset( $data['icon']['url'] ) && 'Image' === $data['icon']['type'] ) {
+			$account->avatar         = $data['icon']['url'];
+			$account->avatar_static  = $data['icon']['url'];
+		}
+
+		if ( isset( $data['image'] ) ) {
+			$account->header         = $data['image'];
+			$account->header_static  = $data['image'];
+		}
+
+		$account->created_at = new DateTime( $data['published'] );
+
+		return $account;
+	}
 }
diff --git a/tests/bootstrap.php b/tests/bootstrap.php
@@ -19,6 +19,10 @@
  */
 function _manually_load_plugin() {
 	require \dirname( __DIR__ ) . '/activitypub.php';
+	$enable_mastodon_apps_plugin = dirname( dirname( __DIR__ ) ) . '/enable-mastodon-apps/enable-mastodon-apps.php'; // phpcs:ignore
+	if ( file_exists( $enable_mastodon_apps_plugin ) ) {
+		require $enable_mastodon_apps_plugin;
+	}
 }
 \tests_add_filter( 'muplugins_loaded', '_manually_load_plugin' );
 

diff --git a/tests/test-class-enable-mastodon-apps.php b/tests/test-class-enable-mastodon-apps.php
@@ -0,0 +1,23 @@
+<?php
+class Test_Enable_Mastodon_Apps extends WP_UnitTestCase {
+	public function set_up() {
+		parent::set_up();
+
+		if ( ! class_exists( '\Enable_Mastodon_Apps\Entity\Entity' ) ) {
+			self::markTestSkipped( 'The Enable_Mastodon_Apps plugin is not active.' );
+		}
+	}
+
+	public function test_api_account_external() {
+		$account = apply_filters( 'mastodon_api_account', array(), '[email protected]' );
+		$this->assertNotEmpty( $account );
+		$account = $account->jsonSerialize();
+		$this->assertArrayHasKey( 'id', $account );
+		$this->assertArrayHasKey( 'username', $account );
+		$this->assertArrayHasKey( 'acct', $account );
+		$this->assertArrayHasKey( 'display_name', $account );
+		$this->assertArrayHasKey( 'url', $account );
+		$this->assertEquals( 'https://alex.kirk.at/author/alex/', $account['url'] );
+		$this->assertEquals( 'Alex Kirk', $account['display_name'] );
+	}
+}