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[WIP] Begin implementing delivery

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This commit is contained in:
Jeremy Dormitzer 2019-04-06 14:08:06 -04:00
parent e10b111a4b
commit 5bb70fa7e5
1 changed files with 80 additions and 0 deletions
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src/ActivityEventHandlers/DeliveryHandler.php Normal file
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<?php
namespace ActivityPub\ActivityEventHandlers;
use ActivityPub\Entities\ActivityPubObject;
use ActivityPub\Objects\ObjectsService;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
class DeliveryHandler implements EventSubscriberInterface
{
/**
* @var ObjectsService
*/
private $objectsService;
public static function getSubscribedEvents()
{
return array(
InboxActivityEvent::NAME => 'handleInboxForwarding',
OutboxActivityEvent::NAME => 'deliverActivity',
);
}
public function __construct( ObjectsService $objectsService )
{
$this->objectsService = $objectsService;
}
public function handleInboxForwarding( InboxActivityEvent $event )
{
}
public function deliverActivity( OutboxActivityEvent $event )
{
$activity = $event->getActivity();
$recipientFields = array( 'to', 'bto', 'cc', 'bcc', 'audience' );
$inboxes = array();
// TODO handle Links and Collections
foreach ( $recipientFields as $field ) {
if ( array_key_exists( $field, $activity ) ) {
$recipients = $activity[$field];
if ( ! is_array( $recipients ) ) {
$recipients = array( $recipients );
}
foreach ( $recipients as $recipient ) {
if ( is_array( $recipient ) && array_key_exists( 'id', $recipient ) ) {
$recipient = $recipient['id'];
}
if ( is_string( $recipient ) ) {
$recipientObj = $this->objectsService->dereference( $recipient );
if ( $recipientObj && $recipientObj->hasField( 'inbox' ) ) {
$inbox = $recipientObj['inbox'];
if ( $inbox instanceof ActivityPubObject && $inbox->hasField( 'id' ) ) {
$inbox = $inbox['id'];
}
if ( is_string( $inbox ) ) {
$inboxes[] = $inbox;
}
}
}
}
}
}
$inboxes = array_unique( $inboxes );
$activityActor = $activity['actor'];
if ( is_array( $activityActor ) && array_key_exists( 'id', $activityActor ) ) {
$activityActor = $activityActor['id'];
}
if ( is_string( $activityActor ) ) {
$inboxes = array_diff( $inboxes, array( $activityActor ) );
}
foreach ( array( 'bto', 'bcc' ) as $privateField ) {
if ( array_key_exists( $privateField, $activity ) ) {
unset( $activity[$privateField] );
}
}
// deliver activity to all inboxes, signing the request and not blocking
}
}