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<?php |
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/** |
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* Outbox Remove handler 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\Handler\Outbox; |
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|
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use Activitypub\Collection\Actors; |
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|
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use function Activitypub\object_to_uri; |
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|
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/** |
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* Handle outgoing Remove activities. |
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* |
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* Supports removing objects from an actor's featured collection |
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* by unsticking the corresponding WordPress post. |
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*/ |
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class Remove { |
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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( 'activitypub_outbox_remove', array( self::class, 'handle_remove' ), 10, 2 ); |
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} |
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|
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/** |
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* Handle outgoing "Remove" activities from local actors. |
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* |
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* When the target is the actor's featured collection, the referenced |
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* post is unstuck. The unstick action triggers the scheduler which |
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* creates the outbox entry automatically. |
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* |
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* @since 8.1.0 |
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* |
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* @param array $data The activity data array. |
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* @param int $user_id The user ID. |
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* |
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* @return \WP_Post|\WP_Error|array The post object on success, WP_Error on failure, or original data if unhandled. |
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*/ |
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public static function handle_remove( $data, $user_id = null ) { |
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$object_uri = object_to_uri( $data['object'] ?? '' ); |
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$target = object_to_uri( $data['target'] ?? '' ); |
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|
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if ( empty( $object_uri ) || empty( $target ) ) { |
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return $data; |
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} |
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|
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$actor = Actors::get_by_id( $user_id ); |
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|
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if ( \is_wp_error( $actor ) ) { |
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return $actor; |
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} |
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|
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// Only handle featured collection targets. |
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if ( $target !== $actor->get_featured() ) { |
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return $data; |
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} |
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|
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$post_id = \url_to_postid( $object_uri ); |
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|
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if ( ! $post_id ) { |
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return new \WP_Error( |
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'activitypub_object_not_found', |
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\__( 'The referenced object was not found.', 'activitypub' ), |
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array( 'status' => 404 ) |
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); |
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} |
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|
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$post = \get_post( $post_id ); |
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|
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if ( ! $post ) { |
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return new \WP_Error( |
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'activitypub_object_not_found', |
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\__( 'The referenced object was not found.', 'activitypub' ), |
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array( 'status' => 404 ) |
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); |
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} |
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|
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// Verify the user owns this post. |
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if ( $user_id > 0 && (int) $post->post_author !== $user_id ) { |
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return new \WP_Error( |
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'activitypub_forbidden', |
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\__( 'You can only unfeature your own posts.', 'activitypub' ), |
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array( 'status' => 403 ) |
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); |
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} |
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|
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// Unsticking the post triggers the scheduler which adds to outbox. |
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\unstick_post( $post_id ); |
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|
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return $post; |
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} |
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} |
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|
