activitypub / includes / rest / class-post.php

class-post.php in ActivityPub 5.3.1, at includes/rest/class-post.php

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1	<?php
2	/**
3	* ActivityPub Post REST Endpoints
4	*
5	* @package Activitypub
6	*/
7
8	namespace Activitypub\Rest;
9
10	use WP_REST_Server;
11	use WP_REST_Response;
12	use WP_Error;
13	use Activitypub\Comment;
14	use Activitypub\Activity\Base_Object;
15	use Activitypub\Collection\Replies;
16
17	use function Activitypub\get_rest_url_by_path;
18
19	/**
20	* Class Post
21	*
22	* @package Activitypub\Rest
23	*/
24	class Post {
25
26	/**
27	* Initialize the class and register routes.
28	*/
29	public static function init() {
30	self::register_routes();
31	}
32
33	/**
34	* Register routes.
35	*/
36	public static function register_routes() {
37	register_rest_route(
38	ACTIVITYPUB_REST_NAMESPACE,
39	'/posts/(?P<id>\d+)/reactions',
40	array(
41	'methods' => WP_REST_Server::READABLE,
42	'callback' => array( static::class, 'get_reactions' ),
43	'permission_callback' => '__return_true',
44	'args' => array(
45	'id' => array(
46	'required' => true,
47	'type' => 'integer',
48	),
49	),
50	)
51	);
52
53	register_rest_route(
54	ACTIVITYPUB_REST_NAMESPACE,
55	'/posts/(?P<id>\d+)/context',
56	array(
57	'methods' => WP_REST_Server::READABLE,
58	'callback' => array( static::class, 'get_context' ),
59	'permission_callback' => '__return_true',
60	'args' => array(
61	'id' => array(
62	'required' => true,
63	'type' => 'integer',
64	),
65	),
66	)
67	);
68	}
69
70	/**
71	* Get reactions for a post.
72	*
73	* @param \WP_REST_Request $request The request.
74	*
75	* @return WP_REST_Response\|WP_Error Response object on success, or WP_Error object on failure.
76	*/
77	public static function get_reactions( $request ) {
78	$post_id = $request->get_param( 'id' );
79	$post = get_post( $post_id );
80
81	if ( ! $post ) {
82	return new WP_Error( 'post_not_found', 'Post not found', array( 'status' => 404 ) );
83	}
84
85	$reactions = array();
86
87	foreach ( Comment::get_comment_types() as $type_object ) {
88	$comments = get_comments(
89	array(
90	'post_id' => $post_id,
91	'type' => $type_object['type'],
92	'status' => 'approve',
93	)
94	);
95
96	if ( empty( $comments ) ) {
97	continue;
98	}
99
100	$count = count( $comments );
101	// phpcs:disable WordPress.WP.I18n
102	$label = sprintf(
103	_n(
104	$type_object['count_single'],
105	$type_object['count_plural'],
106	$count,
107	'activitypub'
108	),
109	number_format_i18n( $count )
110	);
111	// phpcs:enable WordPress.WP.I18n
112
113	$reactions[ $type_object['collection'] ] = array(
114	'label' => $label,
115	'items' => array_map(
116	function ( $comment ) {
117	return array(
118	'name' => $comment->comment_author,
119	'url' => $comment->comment_author_url,
120	'avatar' => get_comment_meta( $comment->comment_ID, 'avatar_url', true ),
121	);
122	},
123	$comments
124	),
125	);
126	}
127
128	return new WP_REST_Response( $reactions );
129	}
130
131	/**
132	* Get the context for a post.
133	*
134	* @param \WP_REST_Request $request The request.
135	*
136	* @return WP_REST_Response\|WP_Error Response object on success, or WP_Error object on failure.
137	*/
138	public static function get_context( $request ) {
139	$post_id = $request->get_param( 'id' );
140
141	$collection = Replies::get_context_collection( $post_id );
142
143	if ( false === $collection ) {
144	return new WP_Error( 'post_not_found', 'Post not found', array( 'status' => 404 ) );
145	}
146
147	$response = array_merge(
148	array(
149	'@context' => Base_Object::JSON_LD_CONTEXT,
150	'id' => get_rest_url_by_path( sprintf( 'posts/%d/context', $post_id ) ),
151	),
152	$collection
153	);
154
155	$response = \rest_ensure_response( $response );
156	$response->header( 'Content-Type', 'application/activity+json; charset=' . \get_option( 'blog_charset' ) );
157
158	return $response;
159	}
160	}
161