115 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			115 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /**
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|  * WebFinger integration file.
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|  *
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|  * @package Activitypub
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|  */
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| 
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| namespace Activitypub\Integration;
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| 
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| use Activitypub\Collection\Users as User_Collection;
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| 
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| use function Activitypub\get_rest_url_by_path;
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| 
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| /**
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|  * Compatibility with the WebFinger plugin
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|  *
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|  * @see https://wordpress.org/plugins/webfinger/
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|  */
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| class Webfinger {
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| 	/**
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| 	 * Initialize the class, registering WordPress hooks.
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| 	 */
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| 	public static function init() {
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| 		\add_filter( 'webfinger_user_data', array( self::class, 'add_user_discovery' ), 1, 3 );
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| 		\add_filter( 'webfinger_data', array( self::class, 'add_pseudo_user_discovery' ), 1, 2 );
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| 	}
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| 
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| 	/**
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| 	 * Add WebFinger discovery links.
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| 	 *
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| 	 * @param array    $jrd  The jrd array.
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| 	 * @param string   $uri  The WebFinger resource.
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| 	 * @param \WP_User $user The WordPress user.
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| 	 *
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| 	 * @return array The jrd array.
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| 	 */
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| 	public static function add_user_discovery( $jrd, $uri, $user ) {
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| 		$user = User_Collection::get_by_id( $user->ID );
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| 
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| 		if ( ! $user || is_wp_error( $user ) ) {
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| 			return $jrd;
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| 		}
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| 
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| 		$jrd['subject'] = sprintf( 'acct:%s', $user->get_webfinger() );
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| 
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| 		$jrd['aliases'][] = $user->get_url();
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| 		$jrd['aliases'][] = $user->get_alternate_url();
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| 
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| 		$jrd['links'][] = array(
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| 			'rel'  => 'self',
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| 			'type' => 'application/activity+json',
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| 			'href' => $user->get_url(),
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| 		);
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| 
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| 		$jrd['links'][] = array(
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| 			'rel'      => 'http://ostatus.org/schema/1.0/subscribe',
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| 			'template' => get_rest_url_by_path( 'interactions?uri={uri}' ),
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| 		);
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| 
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| 		return $jrd;
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| 	}
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| 
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| 	/**
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| 	 * Add WebFinger discovery links.
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| 	 *
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| 	 * @param array  $jrd The jrd array.
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| 	 * @param string $uri The WebFinger resource.
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| 	 *
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| 	 * @return array|\WP_Error The jrd array or WP_Error.
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| 	 */
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| 	public static function add_pseudo_user_discovery( $jrd, $uri ) {
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| 		$user = User_Collection::get_by_resource( $uri );
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| 
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| 		if ( \is_wp_error( $user ) ) {
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| 			return $user;
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| 		}
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| 
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| 		$aliases = array(
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| 			$user->get_url(),
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| 			$user->get_alternate_url(),
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| 		);
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| 
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| 		$aliases = array_unique( $aliases );
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| 
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| 		$profile = array(
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| 			'subject' => sprintf( 'acct:%s', $user->get_webfinger() ),
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| 			'aliases' => array_values( array_unique( $aliases ) ),
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| 			'links'   => array(
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| 				array(
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| 					'rel'  => 'self',
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| 					'type' => 'application/activity+json',
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| 					'href' => $user->get_url(),
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| 				),
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| 				array(
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| 					'rel'  => 'http://webfinger.net/rel/profile-page',
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| 					'type' => 'text/html',
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| 					'href' => $user->get_url(),
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| 				),
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| 				array(
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| 					'rel'      => 'http://ostatus.org/schema/1.0/subscribe',
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| 					'template' => get_rest_url_by_path( 'interactions?uri={uri}' ),
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| 				),
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| 			),
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| 		);
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| 
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| 		if ( 'Person' !== $user->get_type() ) {
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| 			$profile['links'][0]['properties'] = array(
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| 				'https://www.w3.org/ns/activitystreams#type' => $user->get_type(),
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| 			);
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| 		}
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| 
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| 		return $profile;
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| 	}
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| }
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