basic outbox implementation

README.md

@@ -4,9 +4,64 @@
 **Tags:** OStatus, fediverse, activitypub, activitystream  
 **Requires at least:** 4.7  
 **Tested up to:** 4.9.8  
-**Stable tag:** 1.0.0  
+**Stable tag:** 0.0.1  
 **Requires PHP:** 5.3  
 **License:** MIT  
 **License URI:** http://opensource.org/licenses/MIT  
 
 The ActivityPub protocol is a decentralized social networking protocol based upon the ActivityStreams 2.0 data format.
+
+## Description ##
+
+This plugin enables ActivityPub for your Blog. Your readers will be able to follow your Blogposts on Mastodon and other Federated Plattforms that support ActivityPub.
+
+## Frequently Asked Questions ##
+
+### Why does the plugin not support following and other social network stuff ###
+
+If you want to have a **decentralized social network**, please use [Mastodon](https://joinmastodon.org/) or [GNU.social](https://gnu.io/social/).
+
+
+## Changelog ##
+
+### 0.0.1 ###
+
+* initial
+
+## Installation ##
+
+Follow the normal instructions for [installing WordPress plugins](https://codex.wordpress.org/Managing_Plugins#Installing_Plugins).
+
+### Automatic Plugin Installation ###
+
+To add a WordPress Plugin using the [built-in plugin installer](https://codex.wordpress.org/Administration_Screens#Add_New_Plugins):
+
+1. Go to [Plugins](https://codex.wordpress.org/Administration_Screens#Plugins) > [Add New](https://codex.wordpress.org/Plugins_Add_New_Screen).
+1. Type "`activitypub`" into the **Search Plugins** box.
+1. Find the WordPress Plugin you wish to install.
+    1. Click **Details** for more information about the Plugin and instructions you may wish to print or save to help setup the Plugin.
+    1. Click **Install Now** to install the WordPress Plugin.
+1. The resulting installation screen will list the installation as successful or note any problems during the install.
+1. If successful, click **Activate Plugin** to activate it, or **Return to Plugin Installer** for further actions.
+
+### Manual Plugin Installation ###
+
+There are a few cases when manually installing a WordPress Plugin is appropriate.
+
+* If you wish to control the placement and the process of installing a WordPress Plugin.
+* If your server does not permit automatic installation of a WordPress Plugin.
+* If you want to try the [latest development version](https://github.com/pfefferle/wordpress-activitypub).
+
+Installation of a WordPress Plugin manually requires FTP familiarity and the awareness that you may put your site at risk if you install a WordPress Plugin incompatible with the current version or from an unreliable source.
+
+Backup your site completely before proceeding.
+
+To install a WordPress Plugin manually:
+
+* Download your WordPress Plugin to your desktop.
+    * Download from [the WordPress directory](https://wordpress.org/plugins/activitypub/)
+    * Download from [GitHub](https://github.com/pfefferle/wordpress-activitypub/releases)
+* If downloaded as a zip archive, extract the Plugin folder to your desktop.
+* With your FTP program, upload the Plugin folder to the `wp-content/plugins` folder in your WordPress directory online.
+* Go to [Plugins screen](https://codex.wordpress.org/Administration_Screens#Plugins) and find the newly uploaded Plugin in the list.
+* Click **Activate** to activate it.

includes/class-activitypub-outbox.php

@@ -6,29 +6,120 @@
  */
 class Activitypub_Outbox {
 	/**
-	 * Register the Route.
+	 * Register routes
 	 */
 	public static function register_routes() {
 		register_rest_route(
-			'activitypub/1.0', '/outbox', array(
+			'activitypub/1.0', '/users/(?P<id>\d+)/outbox', array(
 				array(
 					'methods'  => WP_REST_Server::READABLE,
 					'callback' => array( 'Activitypub_Outbox', 'get' ),
+					'args'     => self::request_parameters(),
 				),
 			)
 		);
 	}
 
 	public static function get( $request ) {
-		$outbox = new stdClass();
+		$author_id = $request->get_param( 'id' );
+		$author    = get_user_by( 'ID', $author_id );
 
-		$outbox->{'@context'} = array(
+		if ( ! $author ) {
+			return new WP_Error( 'rest_invalid_param', __( 'User not found', 'activitypub' ), array(
+				'status' => 404, 'params' => array(
+					'user_id' => __( 'User not found', 'activitypub' )
+				)
+			) );
+		}
+
+		$page = $request->get_param( 'page', 0 );
+
+		/*
+		 * Action triggerd prior to the ActivityPub profile being created and sent to the client
+		 */
+		do_action( 'activitypub_outbox_pre' );
+
+		$json = new stdClass();
+
+		$json->{'@context'} = array(
 			'https://www.w3.org/ns/activitystreams',
 			'https://w3id.org/security/v1',
 		);
 
-		//var_dump($request->get_param('page'));
+		$json->generator  = 'http://wordpress.org/?v=' . get_bloginfo_rss( 'version' );
+		$json->actor      = get_author_posts_url( $author_id );
+		$json->type       = 'OrderedCollectionPage';
+		$json->partOf     = get_rest_url( null, "/activitypub/1.0/users/$author_id/outbox" ); // phpcs:ignore
 
-		return new WP_REST_Response( $outbox, 200 );
+		$count_posts      = wp_count_posts();
+		$json->totalItems = $count_posts->publish;
+
+		$posts = get_posts( array(
+			'author' => $author_id,
+			'offset' => $page,
+		) );
+
+		$json->first = add_query_arg( 'page', 0, $json->partOf );
+		$json->last  = add_query_arg( 'page', ( $json->totalItems%10 )-1, $json->partOf );
+		if ( $json->last < $page ) {
+			$json->next  = add_query_arg( 'page', ++$page, $json->partOf );
+		}
+
+		foreach ( $posts as $post ) {
+			$json->orderedItems[] = self::post_to_json( $post ); // phpcs:ignore
+		}
+
+		// filter output
+		$json = apply_filters( 'activitypub_outbox_array', $json );
+
+		/*
+		 * Action triggerd after the ActivityPub profile has been created and sent to the client
+		 */
+		do_action( 'activitypub_outbox_post' );
+
+		$response = new WP_REST_Response( $json, 200 );
+
+		$response->header( 'Content-Type', 'application/activity-json' );
+
+		return $response;
+	}
+
+	public static function post_to_json( $post ) {
+		$json = new stdClass();
+
+		$json->published = $post->post_date;
+		$json->id        = $post->guid;
+		$json->type      = 'Create';
+		$json->actor     = 'https://mastodon.social/users/pfefferle';
+		$json->to        = array( 'https://www.w3.org/ns/activitystreams#Public' );
+
+		$json->object = array(
+			'id'         => $post->guid,
+			'type'       => 'Note',
+			'published'  => $post->post_date,
+			'to'         => array( 'https://www.w3.org/ns/activitystreams#Public' ),
+			'content'    => $post->post_content,
+			'contentMap' => array(
+				strstr( get_locale(), '_', true ) => $post->post_content,
+			),
+		);
+
+		return $json;
+	}
+
+
+	public static function request_parameters() {
+		$params = array();
+
+		$params['page'] = array(
+			'type' => 'integer',
+		);
+
+		$params['id'] = array(
+			'required' => true,
+			'type' => 'integer',
+		);
+
+		return $params;
 	}
 }

includes/class-activitypub.php

@@ -6,7 +6,7 @@ class Activitypub {
 			return $template;
 		}
 
-		$json_template = dirname( __FILE__ ) . '/../templates/author-profile.php';
+		$json_template = dirname( __FILE__ ) . '/../templates/profile.php';
 
 		global $wp_query;
 
@@ -61,6 +61,7 @@ class Activitypub {
 	 */
 	public static function add_query_vars( $vars ) {
 		$vars[] = 'activitypub';
+
 		return $vars;
 	}
 

includes/functions.php

@@ -0,0 +1 @@
+<?php

languages/activitypub.pot

@@ -4,7 +4,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: ActivityPub 1.0.0\n"
 "Report-Msgid-Bugs-To: https://wordpress.org/support/plugin/activitypub\n"
-"POT-Creation-Date: 2018-08-18 10:35:26+00:00\n"
+"POT-Creation-Date: 2018-09-24 18:46:07+00:00\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=utf-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -13,6 +13,11 @@ msgstr ""
 "Language-Team: LANGUAGE <LL@li.org>\n"
 "X-Generator: grunt-wp-i18n1.0.2\n"
 
+#: includes/class-activitypub-outbox.php:28
+#: includes/class-activitypub-outbox.php:30
+msgid "User not found"
+msgstr ""
+
 #. Plugin Name of the plugin/theme
 msgid "ActivityPub"
 msgstr ""

readme.txt

@@ -4,9 +4,64 @@ Donate link: https://notiz.blog/donate/
 Tags: OStatus, fediverse, activitypub, activitystream
 Requires at least: 4.7
 Tested up to: 4.9.8
-Stable tag: 1.0.0
+Stable tag: 0.0.1
 Requires PHP: 5.3
 License: MIT
 License URI: http://opensource.org/licenses/MIT
 
 The ActivityPub protocol is a decentralized social networking protocol based upon the ActivityStreams 2.0 data format.
+
+== Description ==
+
+This plugin enables ActivityPub for your Blog. Your readers will be able to follow your Blogposts on Mastodon and other Federated Plattforms that support ActivityPub.
+
+== Frequently Asked Questions ==
+
+= Why does the plugin not support following and other social network stuff =
+
+If you want to have a **decentralized social network**, please use [Mastodon](https://joinmastodon.org/) or [GNU.social](https://gnu.io/social/).
+
+
+== Changelog ==
+
+= 0.0.1 =
+
+* initial
+
+== Installation ==
+
+Follow the normal instructions for [installing WordPress plugins](https://codex.wordpress.org/Managing_Plugins#Installing_Plugins).
+
+= Automatic Plugin Installation =
+
+To add a WordPress Plugin using the [built-in plugin installer](https://codex.wordpress.org/Administration_Screens#Add_New_Plugins):
+
+1. Go to [Plugins](https://codex.wordpress.org/Administration_Screens#Plugins) > [Add New](https://codex.wordpress.org/Plugins_Add_New_Screen).
+1. Type "`activitypub`" into the **Search Plugins** box.
+1. Find the WordPress Plugin you wish to install.
+    1. Click **Details** for more information about the Plugin and instructions you may wish to print or save to help setup the Plugin.
+    1. Click **Install Now** to install the WordPress Plugin.
+1. The resulting installation screen will list the installation as successful or note any problems during the install.
+1. If successful, click **Activate Plugin** to activate it, or **Return to Plugin Installer** for further actions.
+
+= Manual Plugin Installation =
+
+There are a few cases when manually installing a WordPress Plugin is appropriate.
+
+* If you wish to control the placement and the process of installing a WordPress Plugin.
+* If your server does not permit automatic installation of a WordPress Plugin.
+* If you want to try the [latest development version](https://github.com/pfefferle/wordpress-activitypub).
+
+Installation of a WordPress Plugin manually requires FTP familiarity and the awareness that you may put your site at risk if you install a WordPress Plugin incompatible with the current version or from an unreliable source.
+
+Backup your site completely before proceeding.
+
+To install a WordPress Plugin manually:
+
+* Download your WordPress Plugin to your desktop.
+    * Download from [the WordPress directory](https://wordpress.org/plugins/activitypub/)
+    * Download from [GitHub](https://github.com/pfefferle/wordpress-activitypub/releases)
+* If downloaded as a zip archive, extract the Plugin folder to your desktop.
+* With your FTP program, upload the Plugin folder to the `wp-content/plugins` folder in your WordPress directory online.
+* Go to [Plugins screen](https://codex.wordpress.org/Administration_Screens#Plugins) and find the newly uploaded Plugin in the list.
+* Click **Activate** to activate it.

templates/profile.php

@@ -1,10 +1,4 @@
 <?php
-/**
- * Activity Streams 1 Feed Template for displaying AS1 Posts feed.
- *
- * @link https://github.com/pento/7B a lot of changes made by @pento
- */
-
 $author_id = get_the_author_meta( 'ID' );
 
 $json = new stdClass();
@@ -32,7 +26,7 @@ if ( has_header_image() ) {
 	);
 }
 
-$json->outbox = get_rest_url( null, '/activitypub/1.0/outbox' );
+$json->outbox = get_rest_url( null, "/activitypub/1.0/users/$author_id/outbox" );
 
 if ( method_exists( 'Magic_Sig', 'get_public_key' ) ) {
 	// phpcs:ignore