activitypub / includes / scheduler / class-post.php

class-post.php in ActivityPub 7.8.0, at includes/scheduler/class-post.php

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1	<?php
2	/**
3	* Post scheduler class file.
4	*
5	* @package Activitypub
6	*/
7
8	namespace Activitypub\Scheduler;
9
10	use function Activitypub\add_to_outbox;
11	use function Activitypub\get_wp_object_state;
12	use function Activitypub\is_post_disabled;
13
14	/**
15	* Post scheduler class.
16	*/
17	class Post {
18	/**
19	* Initialize the class, registering WordPress hooks.
20	*/
21	public static function init() {
22	// Post transitions.
23	\add_action( 'wp_after_insert_post', array( self::class, 'schedule_post_activity' ), 33, 4 );
24
25	// Attachment transitions.
26	\add_action( 'add_attachment', array( self::class, 'transition_attachment_status' ) );
27	\add_action( 'edit_attachment', array( self::class, 'transition_attachment_status' ) );
28	\add_action( 'delete_attachment', array( self::class, 'transition_attachment_status' ) );
29	}
30
31	/**
32	* Handle post updates and determine the appropriate Activity type.
33	*
34	* @param int $post_id Post ID.
35	* @param \WP_Post $post Post object.
36	* @param bool $update Whether this is an existing post being updated.
37	* @param \WP_Post $post_before Post object before the update.
38	*/
39	public static function schedule_post_activity( $post_id, $post, $update, $post_before ) {
40	if ( defined( 'WP_IMPORTING' ) && WP_IMPORTING ) {
41	return;
42	}
43
44	if ( is_post_disabled( $post ) ) {
45	return;
46	}
47
48	// Bail on bulk edits, unless post author or post status changed.
49	if ( isset( $_REQUEST['bulk_edit'] ) && ( ! isset( $_REQUEST['post_author'] ) \|\| -1 === (int) $_REQUEST['post_author'] ) && -1 === (int) $_REQUEST['_status'] ) { // phpcs:ignore WordPress
50	return;
51	}
52
53	$new_status = get_post_status( $post );
54	$old_status = $post_before ? get_post_status( $post_before ) : null;
55
56	switch ( $new_status ) {
57	case 'publish':
58	if ( $update ) {
59	$type = ( 'publish' === $old_status ) ? 'Update' : 'Create';
60	} else {
61	$type = 'Create';
62	}
63	break;
64
65	case 'draft':
66	$type = ( 'publish' === $old_status ) ? 'Update' : false;
67	break;
68
69	case 'trash':
70	$type = 'federated' === get_wp_object_state( $post ) ? 'Delete' : false;
71	break;
72
73	default:
74	$type = false;
75	}
76
77	// Do not send Activities if `$type` is not set or unknown.
78	if ( empty( $type ) ) {
79	return;
80	}
81
82	// If the post was not federated before but is an Update activity, it should be a Create activity.
83	if ( get_wp_object_state( $post ) !== 'federated' && 'Update' === $type ) {
84	$type = 'Create';
85	}
86
87	// Add the post to the outbox.
88	add_to_outbox( $post, $type, $post->post_author );
89	}
90
91	/**
92	* Schedules Activities for attachment transitions.
93	*
94	* @param int $post_id Attachment ID.
95	*/
96	public static function transition_attachment_status( $post_id ) {
97	if ( \defined( 'WP_IMPORTING' ) && WP_IMPORTING ) {
98	return;
99	}
100
101	if ( ! \post_type_supports( 'attachment', 'activitypub' ) ) {
102	return;
103	}
104
105	if ( is_post_disabled( $post_id ) ) {
106	return;
107	}
108
109	$post = \get_post( $post_id );
110
111	switch ( \current_action() ) {
112	case 'add_attachment':
113	// Add the post to the outbox.
114	add_to_outbox( $post, 'Create', $post->post_author );
115	break;
116	case 'edit_attachment':
117	// Update the post to the outbox.
118	add_to_outbox( $post, 'Update', $post->post_author );
119	break;
120	case 'delete_attachment':
121	// Delete the post from the outbox.
122	add_to_outbox( $post, 'Delete', $post->post_author );
123	break;
124	}
125	}
126	}
127