pixelfed/app/Jobs/SharePipeline/SharePipeline.php

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<?php
namespace App\Jobs\SharePipeline;
use App\Jobs\HomeFeedPipeline\FeedInsertPipeline;
use App\Notification;
use App\Services\ReblogService;
use App\Services\StatusService;
use App\Status;
use App\Transformer\ActivityPub\Verb\Announce;
use App\Util\ActivityPub\HttpSignature;
use GuzzleHttp\Client;
use GuzzleHttp\Pool;
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use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
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use League\Fractal;
use League\Fractal\Serializer\ArraySerializer;
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class SharePipeline implements ShouldQueue
{
use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;
protected $status;
/**
* Delete the job if its models no longer exist.
*
* @var bool
*/
public $deleteWhenMissingModels = true;
/**
* Create a new job instance.
*
* @return void
*/
public function __construct(Status $status)
{
$this->status = $status;
}
/**
* Execute the job.
*
* @return void
*/
public function handle()
{
$status = $this->status;
$parent = Status::find($this->status->reblog_of_id);
if (! $parent) {
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return;
}
$actor = $status->profile;
$target = $parent->profile;
if ($status->uri !== null) {
// Ignore notifications to remote statuses
return;
}
if ($target->id === $status->profile_id) {
$this->remoteAnnounceDeliver();
return true;
}
ReblogService::addPostReblog($parent->profile_id, $status->id);
$parent->reblogs_count = $parent->reblogs_count + 1;
$parent->save();
StatusService::del($parent->id);
Notification::firstOrCreate(
[
'profile_id' => $target->id,
'actor_id' => $actor->id,
'action' => 'share',
'item_type' => 'App\Status',
'item_id' => $status->reblog_of_id ?? $status->id,
]
);
FeedInsertPipeline::dispatch($status->id, $status->profile_id)->onQueue('feed');
return $this->remoteAnnounceDeliver();
}
public function remoteAnnounceDeliver()
{
if (config('app.env') !== 'production' || (bool) config_cache('federation.activitypub.enabled') == false) {
return true;
}
$status = $this->status;
$profile = $status->profile;
$fractal = new Fractal\Manager();
$fractal->setSerializer(new ArraySerializer());
$resource = new Fractal\Resource\Item($status, new Announce());
$activity = $fractal->createData($resource)->toArray();
$audience = $status->profile->getAudienceInbox();
if (empty($audience) || $status->scope != 'public') {
// Return on profiles with no remote followers
return;
}
$payload = json_encode($activity);
$client = new Client([
'timeout' => config('federation.activitypub.delivery.timeout'),
]);
$version = config('pixelfed.version');
$appUrl = config('app.url');
$userAgent = "(Pixelfed/{$version}; +{$appUrl})";
$requests = function ($audience) use ($client, $activity, $profile, $payload, $userAgent) {
foreach ($audience as $url) {
$headers = HttpSignature::sign($profile, $url, $activity, [
'Content-Type' => 'application/ld+json; profile="https://www.w3.org/ns/activitystreams"',
'User-Agent' => $userAgent,
]);
yield function () use ($client, $url, $headers, $payload) {
return $client->postAsync($url, [
'curl' => [
CURLOPT_HTTPHEADER => $headers,
CURLOPT_POSTFIELDS => $payload,
CURLOPT_HEADER => true,
],
]);
};
}
};
$pool = new Pool($client, $requests($audience), [
'concurrency' => config('federation.activitypub.delivery.concurrency'),
'fulfilled' => function ($response, $index) {
},
'rejected' => function ($reason, $index) {
},
]);
$promise = $pool->promise();
$promise->wait();
}
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}