activitypub / includes / rest / class-interaction-controller.php

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

140 lines 3.9 KB

Raw Download Zip

1	<?php
2	/**
3	* ActivityPub Interaction Controller file.
4	*
5	* @package Activitypub
6	*/
7
8	namespace Activitypub\Rest;
9
10	use Activitypub\Http;
11
12	/**
13	* Interaction Controller.
14	*/
15	class Interaction_Controller extends \WP_REST_Controller {
16	/**
17	* The namespace of this controller's route.
18	*
19	* @var string
20	*/
21	protected $namespace = ACTIVITYPUB_REST_NAMESPACE;
22
23	/**
24	* The base of this controller's route.
25	*
26	* @var string
27	*/
28	protected $rest_base = 'interactions';
29
30	/**
31	* Register routes.
32	*/
33	public function register_routes() {
34	\register_rest_route(
35	$this->namespace,
36	'/' . $this->rest_base,
37	array(
38	array(
39	'methods' => \WP_REST_Server::READABLE,
40	'callback' => array( $this, 'get_item' ),
41	'permission_callback' => '__return_true',
42	'args' => array(
43	'uri' => array(
44	'description' => 'The URI of the object to interact with.',
45	'type' => 'string',
46	'format' => 'uri',
47	'required' => true,
48	),
49	),
50	),
51	)
52	);
53	}
54
55	/**
56	* Retrieves the interaction URL for a given URI.
57	*
58	* @param \WP_REST_Request $request The request object.
59	*
60	* @return \WP_REST_Response Response object on success, dies on failure.
61	*/
62	public function get_item( $request ) {
63	$uri = $request->get_param( 'uri' );
64	$redirect_url = null;
65	$object = Http::get_remote_object( $uri );
66
67	if ( \is_wp_error( $object ) \|\| ! isset( $object['type'] ) ) {
68	// Use wp_die as this can be called from the front-end. See https://github.com/Automattic/wordpress-activitypub/pull/1149/files#r1915297109.
69	\wp_die(
70	esc_html__( 'The URL is not supported!', 'activitypub' ),
71	'',
72	array(
73	'response' => 400,
74	'back_link' => true,
75	)
76	);
77	}
78
79	if ( ! empty( $object['url'] ) ) {
80	$uri = \esc_url( $object['url'] );
81	}
82
83	switch ( $object['type'] ) {
84	case 'Group':
85	case 'Person':
86	case 'Service':
87	case 'Application':
88	case 'Organization':
89	/**
90	* Filters the URL used for following an ActivityPub actor.
91	*
92	* @param string $redirect_url The URL to redirect to.
93	* @param string $uri The URI of the actor to follow.
94	* @param array $object The full actor object data.
95	*/
96	$redirect_url = \apply_filters( 'activitypub_interactions_follow_url', $redirect_url, $uri, $object );
97	break;
98	default:
99	$redirect_url = \admin_url( 'post-new.php?in_reply_to=' . $uri );
100	/**
101	* Filters the URL used for replying to an ActivityPub object.
102	*
103	* By default, this redirects to the WordPress post editor with the in_reply_to parameter set.
104	*
105	* @param string $redirect_url The URL to redirect to.
106	* @param string $uri The URI of the object to reply to.
107	* @param array $object The full object data being replied to.
108	*/
109	$redirect_url = \apply_filters( 'activitypub_interactions_reply_url', $redirect_url, $uri, $object );
110	}
111
112	/**
113	* Filters the redirect URL.
114	*
115	* This filter runs after the type-specific filters and allows for final modifications
116	* to the interaction URL regardless of the object type.
117	*
118	* @param string $redirect_url The URL to redirect to.
119	* @param string $uri The URI of the object.
120	* @param array $object The object being interacted with.
121	*/
122	$redirect_url = \apply_filters( 'activitypub_interactions_url', $redirect_url, $uri, $object );
123
124	// Check if hook is implemented.
125	if ( ! $redirect_url ) {
126	// Use wp_die as this can be called from the front-end. See https://github.com/Automattic/wordpress-activitypub/pull/1149/files#r1915297109.
127	\wp_die(
128	esc_html__( 'This Interaction type is not supported yet!', 'activitypub' ),
129	'',
130	array(
131	'response' => 400,
132	'back_link' => true,
133	)
134	);
135	}
136
137	return new \WP_REST_Response( null, 302, array( 'Location' => \esc_url( $redirect_url ) ) );
138	}
139	}
140