134 lines
3.3 KiB
PHP
134 lines
3.3 KiB
PHP
<?php
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/**
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* Create handler file.
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*
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* @package Activitypub
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*/
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namespace Activitypub\Handler;
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use Activitypub\Collection\Interactions;
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use function Activitypub\is_self_ping;
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use function Activitypub\is_activity_reply;
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use function Activitypub\is_activity_public;
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use function Activitypub\object_id_to_comment;
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/**
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* Handle Create requests.
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*/
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class Create {
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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_action(
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'activitypub_inbox_create',
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array( self::class, 'handle_create' ),
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10,
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3
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);
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\add_filter(
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'activitypub_validate_object',
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array( self::class, 'validate_object' ),
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10,
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3
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);
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}
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/**
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* Handles "Create" requests.
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*
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* @param array $activity The activity-object.
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* @param int $user_id The id of the local blog-user.
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* @param \Activitypub\Activity\Activity $activity_object Optional. The activity object. Default null.
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*/
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public static function handle_create( $activity, $user_id, $activity_object = null ) {
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// Check if Activity is public or not.
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if (
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! is_activity_public( $activity ) ||
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! is_activity_reply( $activity )
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) {
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return;
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}
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$check_dupe = object_id_to_comment( $activity['object']['id'] );
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// If comment exists, call update action.
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if ( $check_dupe ) {
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/**
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* Fires when a Create activity is received for an existing comment.
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*
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* @param array $activity The activity-object.
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* @param int $user_id The id of the local blog-user.
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* @param \Activitypub\Activity\Activity $activity_object The activity object.
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*/
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\do_action( 'activitypub_inbox_update', $activity, $user_id, $activity_object );
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return;
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}
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if ( is_self_ping( $activity['object']['id'] ) ) {
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return;
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}
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$state = Interactions::add_comment( $activity );
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$reaction = null;
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if ( $state && ! \is_wp_error( $state ) ) {
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$reaction = \get_comment( $state );
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}
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/**
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* Fires after a Create activity has been handled.
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*
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* @param array $activity The activity-object.
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* @param int $user_id The id of the local blog-user.
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* @param \WP_Comment|\WP_Error $state The comment object or WP_Error.
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* @param \WP_Comment|\WP_Error|null $reaction The reaction object or WP_Error.
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*/
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\do_action( 'activitypub_handled_create', $activity, $user_id, $state, $reaction );
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}
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/**
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* Validate the object.
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*
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* @param bool $valid The validation state.
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* @param string $param The object parameter.
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* @param \WP_REST_Request $request The request object.
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*
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* @return bool The validation state: true if valid, false if not.
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*/
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public static function validate_object( $valid, $param, $request ) {
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$json_params = $request->get_json_params();
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if ( empty( $json_params['type'] ) ) {
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return false;
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}
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if (
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'Create' !== $json_params['type'] ||
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is_wp_error( $request )
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) {
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return $valid;
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}
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$object = $json_params['object'];
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if ( ! is_array( $object ) ) {
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return false;
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}
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$required = array(
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'id',
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'content',
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);
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if ( array_intersect( $required, array_keys( $object ) ) !== $required ) {
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return false;
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}
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return $valid;
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}
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}
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