pixelfed/pixelfed

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app/Util/ActivityPub/Inbox.php

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<?php

namespace App\Util\ActivityPub;

use Cache, DB, Log, Purify, Redis, Storage, Validator;
use App\{
    Activity,
    DirectMessage,
    Follower,
    FollowRequest,
    Like,
    Notification,
    Media,
    Profile,
    Status,
    StatusHashtag,
    Story,
    StoryView,
    UserFilter
};
use Carbon\Carbon;
use App\Util\ActivityPub\Helpers;
use Illuminate\Support\Str;
use App\Jobs\LikePipeline\LikePipeline;
use App\Jobs\FollowPipeline\FollowPipeline;
use App\Jobs\DeletePipeline\DeleteRemoteProfilePipeline;
use App\Jobs\StoryPipeline\StoryExpire;
use App\Jobs\StoryPipeline\StoryFetch;

use App\Util\ActivityPub\Validator\Accept as AcceptValidator;
use App\Util\ActivityPub\Validator\Add as AddValidator;
use App\Util\ActivityPub\Validator\Announce as AnnounceValidator;
use App\Util\ActivityPub\Validator\Follow as FollowValidator;
use App\Util\ActivityPub\Validator\Like as LikeValidator;
use App\Util\ActivityPub\Validator\UndoFollow as UndoFollowValidator;

use App\Services\PollService;
use App\Services\FollowerService;

class Inbox
{
    protected $headers;
    protected $profile;
    protected $payload;
    protected $logger;

    public function __construct($headers, $profile, $payload)
    {
        $this->headers = $headers;
        $this->profile = $profile;
        $this->payload = $payload;
    }

    public function handle()
    {
        $this->handleVerb();
        return;
    }

    public function handleVerb()
    {
        $verb = (string) $this->payload['type'];
        switch ($verb) {

            case 'Add':
                $this->handleAddActivity();
                break;

            case 'Create':
                $this->handleCreateActivity();
                break;

            case 'Follow':
                if(FollowValidator::validate($this->payload) == false) { return; }
                $this->handleFollowActivity();
                break;

            case 'Announce':
                if(AnnounceValidator::validate($this->payload) == false) { return; }
                $this->handleAnnounceActivity();
                break;

            case 'Accept':
                if(AcceptValidator::validate($this->payload) == false) { return; }
                $this->handleAcceptActivity();
                break;

            case 'Delete':
                $this->handleDeleteActivity();
                break;

            case 'Like':
                if(LikeValidator::validate($this->payload) == false) { return; }
                $this->handleLikeActivity();
                break;

            case 'Reject':
                $this->handleRejectActivity();
                break;

            case 'Undo':
                $this->handleUndoActivity();
                break;

            case 'View':
                $this->handleViewActivity();
                break;

            case 'Story:Reaction':
                $this->handleStoryReactionActivity();
                break;

            case 'Story:Reply':
                $this->handleStoryReplyActivity();
                break;

            default:
                // TODO: decide how to handle invalid verbs.
                break;
        }
    }

    public function verifyNoteAttachment()
    {
        $activity = $this->payload['object'];

        if(isset($activity['inReplyTo']) &&
            !empty($activity['inReplyTo']) &&
            Helpers::validateUrl($activity['inReplyTo'])
        ) {
            // reply detected, skip attachment check
            return true;
        }

        $valid = Helpers::verifyAttachments($activity);

        return $valid;
    }

    public function actorFirstOrCreate($actorUrl)
    {
        return Helpers::profileFetch($actorUrl);
    }

    public function handleAddActivity()
    {
        // stories ;)

        if(!isset(
            $this->payload['actor'],
            $this->payload['object']
        )) {
            return;
        }

        $actor = $this->payload['actor'];
        $obj = $this->payload['object'];

        if(!Helpers::validateUrl($actor)) {
            return;
        }

        if(!isset($obj['type'])) {
            return;
        }

        switch($obj['type']) {
            case 'Story':
                StoryFetch::dispatchNow($this->payload);
            break;
        }
    }

    public function handleCreateActivity()
    {
        $activity = $this->payload['object'];
        $actor = $this->actorFirstOrCreate($this->payload['actor']);
        if(!$actor || $actor->domain == null) {
            return;
        }
        $to = $activity['to'];
        $cc = isset($activity['cc']) ? $activity['cc'] : [];

        if($activity['type'] == 'Question') {
            $this->handlePollCreate();
            return;
        }

        if(count($to) == 1 &&
            count($cc) == 0 &&
            parse_url($to[0], PHP_URL_HOST) == config('pixelfed.domain.app')
        ) {
            $this->handleDirectMessage();
            return;
        }

        if($activity['type'] == 'Note' && !empty($activity['inReplyTo'])) {
            $this->handleNoteReply();

        } elseif ($activity['type'] == 'Note' && !empty($activity['attachment'])) {
            if(!$this->verifyNoteAttachment()) {
                return;
            }
            $this->handleNoteCreate();
        }
    }

    public function handleNoteReply()
    {
        $activity = $this->payload['object'];
        $actor = $this->actorFirstOrCreate($this->payload['actor']);
        if(!$actor || $actor->domain == null) {
            return;
        }

        $inReplyTo = $activity['inReplyTo'];
        $url = isset($activity['url']) ? $activity['url'] : $activity['id'];

        Helpers::statusFirstOrFetch($url, true);
        return;
    }

    public function handlePollCreate()
    {
        $activity = $this->payload['object'];
        $actor = $this->actorFirstOrCreate($this->payload['actor']);
        if(!$actor || $actor->domain == null) {
            return;
        }
        $url = isset($activity['url']) ? $activity['url'] : $activity['id'];
        Helpers::statusFirstOrFetch($url);
        return;
    }

    public function handleNoteCreate()
    {
        $activity = $this->payload['object'];
        $actor = $this->actorFirstOrCreate($this->payload['actor']);
        if(!$actor || $actor->domain == null) {
            return;
        }

        if( isset($activity['inReplyTo']) &&
            isset($activity['name']) &&
            !isset($activity['content']) &&
            !isset($activity['attachment']) &&
            Helpers::validateLocalUrl($activity['inReplyTo'])
        ) {
            $this->handlePollVote();
            return;
        }

        if($actor->followers()->count() == 0) {
            return;
        }

        $url = isset($activity['url']) ? $activity['url'] : $activity['id'];
        if(Status::whereUrl($url)->exists()) {
            return;
        }
        Helpers::statusFetch($url);
        return;
    }

    public function handlePollVote()
    {
        $activity = $this->payload['object'];
        $actor = $this->actorFirstOrCreate($this->payload['actor']);
        $status = Helpers::statusFetch($activity['inReplyTo']);
        $poll = $status->poll;

        if(!$status || !$poll) {
            return;
        }

        if(now()->gt($poll->expires_at)) {
            return;
        }

        $choices = $poll->poll_options;
        $choice = array_search($activity['name'], $choices);

        if($choice === false) {
            return;
        }

        if(PollVote::whereStatusId($status->id)->whereProfileId($actor->id)->exists()) {
            return;
        }

        $vote = new PollVote;
        $vote->status_id = $status->id;
        $vote->profile_id = $actor->id;
        $vote->poll_id = $poll->id;
        $vote->choice = $choice;
        $vote->uri = isset($activity['id']) ? $activity['id'] : null;
        $vote->save();

        $tallies = $poll->cached_tallies;
        $tallies[$choice] = $tallies[$choice] + 1;
        $poll->cached_tallies = $tallies;
        $poll->votes_count = array_sum($tallies);
        $poll->save();

        PollService::del($status->id);

        return;
    }

    public function handleDirectMessage()
    {
        $activity = $this->payload['object'];
        $actor = $this->actorFirstOrCreate($this->payload['actor']);
        $profile = Profile::whereNull('domain')
            ->whereUsername(array_last(explode('/', $activity['to'][0])))
            ->firstOrFail();

        if(in_array($actor->id, $profile->blockedIds()->toArray())) {
            return;
        }

        $msg = $activity['content'];
        $msgText = strip_tags($activity['content']);

        if(Str::startsWith($msgText, '@' . $profile->username)) {
            $len = strlen('@' . $profile->username);
            $msgText = substr($msgText, $len + 1);
        }

        if($profile->user->settings->public_dm == false || $profile->is_private) {
            if($profile->follows($actor) == true) {
                $hidden = false;
            } else {
                $hidden = true;
            }
        } else {
            $hidden = false;
        }

        $status = new Status;
        $status->profile_id = $actor->id;
        $status->caption = $msgText;
        $status->rendered = $msg;
        $status->visibility = 'direct';
        $status->scope = 'direct';
        $status->url = $activity['id'];
        $status->in_reply_to_profile_id = $profile->id;
        $status->save();

        $dm = new DirectMessage;
        $dm->to_id = $profile->id;
        $dm->from_id = $actor->id;
        $dm->status_id = $status->id;
        $dm->is_hidden = $hidden;
        $dm->type = 'text';
        $dm->save();

        if(count($activity['attachment'])) {
            $photos = 0;
            $videos = 0;
            $allowed = explode(',', config_cache('pixelfed.media_types'));
            $activity['attachment'] = array_slice($activity['attachment'], 0, config_cache('pixelfed.max_album_length'));
            foreach($activity['attachment'] as $a) {
                $type = $a['mediaType'];
                $url = $a['url'];
                $valid = Helpers::validateUrl($url);
                if(in_array($type, $allowed) == false || $valid == false) {
                    continue;
                }

                $media = new Media();
                $media->remote_media = true;
                $media->status_id = $status->id;
                $media->profile_id = $status->profile_id;
                $media->user_id = null;
                $media->media_path = $url;
                $media->remote_url = $url;
                $media->mime = $type;
                $media->save();
                if(explode('/', $type)[0] == 'image') {
                    $photos = $photos + 1;
                }
                if(explode('/', $type)[0] == 'video') {
                    $videos = $videos + 1;
                }
            }

            if($photos && $videos == 0) {
                $dm->type = $photos == 1 ? 'photo' : 'photos';
                $dm->save();
            }
            if($videos && $photos == 0) {
                $dm->type = $videos == 1 ? 'video' : 'videos';
                $dm->save();
            }
        }

        if(filter_var($msgText, FILTER_VALIDATE_URL)) {
            if(Helpers::validateUrl($msgText)) {
                $dm->type = 'link';
                $dm->meta = [
                    'domain' => parse_url($msgText, PHP_URL_HOST),
                    'local' => parse_url($msgText, PHP_URL_HOST) ==
                        parse_url(config('app.url'), PHP_URL_HOST)
                ];
                $dm->save();
            }
        }

        $nf = UserFilter::whereUserId($profile->id)
            ->whereFilterableId($actor->id)
            ->whereFilterableType('App\Profile')
            ->whereFilterType('dm.mute')
            ->exists();

        if($profile->domain == null && $hidden == false && !$nf) {
            $notification = new Notification();
            $notification->profile_id = $profile->id;
            $notification->actor_id = $actor->id;
            $notification->action = 'dm';
            $notification->message = $dm->toText();
            $notification->rendered = $dm->toHtml();
            $notification->item_id = $dm->id;
            $notification->item_type = "App\DirectMessage";
            $notification->save();
        }

        return;
    }

    public function handleFollowActivity()
    {
        $actor = $this->actorFirstOrCreate($this->payload['actor']);
        $target = $this->actorFirstOrCreate($this->payload['object']);
        if(!$actor || $actor->domain == null || $target->domain !== null) {
            return;
        }
        if(
            Follower::whereProfileId($actor->id)
                ->whereFollowingId($target->id)
                ->exists() ||
            FollowRequest::whereFollowerId($actor->id)
                ->whereFollowingId($target->id)
                ->exists()
        ) {
            return;
        }
        if($target->is_private == true) {
            FollowRequest::firstOrCreate([
                'follower_id' => $actor->id,
                'following_id' => $target->id
            ]);

            Cache::forget('profile:follower_count:'.$target->id);
            Cache::forget('profile:follower_count:'.$actor->id);
            Cache::forget('profile:following_count:'.$target->id);
            Cache::forget('profile:following_count:'.$actor->id);

        } else {
            $follower = new Follower;
            $follower->profile_id = $actor->id;
            $follower->following_id = $target->id;
            $follower->local_profile = empty($actor->domain);
            $follower->save();

            FollowPipeline::dispatch($follower);

            // send Accept to remote profile
            $accept = [
                '@context' => 'https://www.w3.org/ns/activitystreams',
                'id'       => $target->permalink().'#accepts/follows/' . $follower->id,
                'type'     => 'Accept',
                'actor'    => $target->permalink(),
                'object'   => [
                    'id'        => $this->payload['id'],
                    'actor'     => $actor->permalink(),
                    'type'      => 'Follow',
                    'object'    => $target->permalink()
                ]
            ];
            Helpers::sendSignedObject($target, $actor->inbox_url, $accept);
            Cache::forget('profile:follower_count:'.$target->id);
            Cache::forget('profile:follower_count:'.$actor->id);
            Cache::forget('profile:following_count:'.$target->id);
            Cache::forget('profile:following_count:'.$actor->id);
        }
    }

    public function handleAnnounceActivity()
    {
        $actor = $this->actorFirstOrCreate($this->payload['actor']);
        $activity = $this->payload['object'];

        if(!$actor || $actor->domain == null) {
            return;
        }

        if(Helpers::validateLocalUrl($activity) == false) {
            return;
        }

        $parent = Helpers::statusFetch($activity);

        if(empty($parent)) {
            return;
        }

        $status = Status::firstOrCreate([
            'profile_id' => $actor->id,
            'reblog_of_id' => $parent->id,
            'type' => 'share'
        ]);

        Notification::firstOrCreate([
            'profile_id' => $parent->profile->id,
            'actor_id' => $actor->id,
            'action' => 'share',
            'message' => $status->replyToText(),
            'rendered' => $status->replyToHtml(),
            'item_id' => $parent->id,
            'item_type' => 'App\Status'
        ]);

        $parent->reblogs_count = $parent->shares()->count();
        $parent->save();
    }

    public function handleAcceptActivity()
    {
        $actor = $this->payload['object']['actor'];
        $obj = $this->payload['object']['object'];
        $type = $this->payload['object']['type'];

        if($type !== 'Follow') {
            return;
        }

        $actor = Helpers::validateLocalUrl($actor);
        $target = Helpers::validateUrl($obj);

        if(!$actor || !$target) {
            return;
        }

        $actor = Helpers::profileFetch($actor);
        $target = Helpers::profileFetch($target);

        if(!$actor || !$target) {
            return;
        }

        $request = FollowRequest::whereFollowerId($actor->id)
            ->whereFollowingId($target->id)
            ->whereIsRejected(false)
            ->first();

        if(!$request) {
            return;
        }

        $follower = Follower::firstOrCreate([
            'profile_id' => $actor->id,
            'following_id' => $target->id,
        ]);
        FollowPipeline::dispatch($follower);

        $request->delete();
    }

    public function handleDeleteActivity()
    {
        if(!isset(
            $this->payload['actor'],
            $this->payload['object']
        )) {
            return;
        }
        $actor = $this->payload['actor'];
        $obj = $this->payload['object'];
        if(is_string($obj) == true && $actor == $obj && Helpers::validateUrl($obj)) {
            $profile = Profile::whereRemoteUrl($obj)->first();
            if(!$profile || $profile->private_key != null) {
                return;
            }
            DeleteRemoteProfilePipeline::dispatchNow($profile);
            return;
        } else {
            $type = $this->payload['object']['type'];
            $typeCheck = in_array($type, ['Person', 'Tombstone', 'Story']);
            if(!Helpers::validateUrl($actor) || !Helpers::validateUrl($obj['id']) || !$typeCheck) {
                return;
            }
            if(parse_url($obj['id'], PHP_URL_HOST) !== parse_url($actor, PHP_URL_HOST)) {
                return;
            }
            $id = $this->payload['object']['id'];
            switch ($type) {
                case 'Person':
                        $profile = Profile::whereRemoteUrl($actor)->first();
                        if(!$profile || $profile->private_key != null) {
                            return;
                        }
                        DeleteRemoteProfilePipeline::dispatchNow($profile);
                        return;
                    break;

                case 'Tombstone':
                        $profile = Helpers::profileFetch($actor);
                        $status = Status::whereProfileId($profile->id)
                            ->whereUri($id)
                            ->orWhere('url', $id)
                            ->orWhere('object_url', $id)
                            ->first();
                        if(!$status) {
                            return;
                        }
                        Notification::whereActorId($profile->id)
                            ->whereItemType('App\Status')
                            ->whereItemId($status->id)
                            ->forceDelete();
                        $status->directMessage()->delete();
                        $status->media()->delete();
                        $status->likes()->delete();
                        $status->shares()->delete();
                        $status->delete();
                        return;
                    break;

                case 'Story':
                    $story = Story::whereObjectId($id)
                        ->first();
                    if($story) {
                        StoryExpire::dispatch($story)->onQueue('story');
                    }

                default:
                    return;
                    break;
            }
        }
    }

    public function handleLikeActivity()
    {
        $actor = $this->payload['actor'];

        if(!Helpers::validateUrl($actor)) {
            return;
        }

        $profile = self::actorFirstOrCreate($actor);
        $obj = $this->payload['object'];
        if(!Helpers::validateUrl($obj)) {
            return;
        }
        $status = Helpers::statusFirstOrFetch($obj);
        if(!$status || !$profile) {
            return;
        }
        $like = Like::firstOrCreate([
            'profile_id' => $profile->id,
            'status_id' => $status->id
        ]);

        if($like->wasRecentlyCreated == true) {
            $status->likes_count = $status->likes()->count();
            $status->save();
            LikePipeline::dispatch($like);
        }

        return;
    }

    public function handleRejectActivity()
    {
    }

    public function handleUndoActivity()
    {
        $actor = $this->payload['actor'];
        $profile = self::actorFirstOrCreate($actor);
        $obj = $this->payload['object'];

        switch ($obj['type']) {
            case 'Accept':
                break;

            case 'Announce':
                $obj = $obj['object'];
                if(!Helpers::validateLocalUrl($obj)) {
                    return;
                }
                $status = Helpers::statusFetch($obj);
                if(!$status) {
                    return;
                }
                Status::whereProfileId($profile->id)
                    ->whereReblogOfId($status->id)
                    ->forceDelete();
                Notification::whereProfileId($status->profile->id)
                    ->whereActorId($profile->id)
                    ->whereAction('share')
                    ->whereItemId($status->reblog_of_id)
                    ->whereItemType('App\Status')
                    ->forceDelete();
                break;

            case 'Block':
                break;

            case 'Follow':
                $following = self::actorFirstOrCreate($obj['object']);
                if(!$following) {
                    return;
                }
                Follower::whereProfileId($profile->id)
                    ->whereFollowingId($following->id)
                    ->delete();
                Notification::whereProfileId($following->id)
                    ->whereActorId($profile->id)
                    ->whereAction('follow')
                    ->whereItemId($following->id)
                    ->whereItemType('App\Profile')
                    ->forceDelete();
                break;

            case 'Like':
                $status = Helpers::statusFirstOrFetch($obj['object']);
                if(!$status) {
                    return;
                }
                Like::whereProfileId($profile->id)
                    ->whereStatusId($status->id)
                    ->forceDelete();
                Notification::whereProfileId($status->profile->id)
                    ->whereActorId($profile->id)
                    ->whereAction('like')
                    ->whereItemId($status->id)
                    ->whereItemType('App\Status')
                    ->forceDelete();
                break;
        }
        return;
    }

    public function handleViewActivity()
    {
        if(!isset(
            $this->payload['actor'],
            $this->payload['object']
        )) {
            return;
        }

        $actor = $this->payload['actor'];
        $obj = $this->payload['object'];

        if(!Helpers::validateUrl($actor)) {
            return;
        }

        if(!$obj || !is_array($obj)) {
            return;
        }

        if(!isset($obj['type']) || !isset($obj['object']) || $obj['type'] != 'Story') {
            return;
        }

        if(!Helpers::validateLocalUrl($obj['object'])) {
            return;
        }

        $profile = Helpers::profileFetch($actor);
        $storyId = Str::of($obj['object'])->explode('/')->last();

        $story = Story::whereActive(true)
            ->whereLocal(true)
            ->find($storyId);

        if(!$story) {
            return;
        }

        if(!FollowerService::follows($profile->id, $story->profile_id)) {
            return;
        }

        $view = StoryView::firstOrCreate([
            'story_id' => $story->id,
            'profile_id' => $profile->id
        ]);

        if($view->wasRecentlyCreated == true) {
            $story->view_count++;
            $story->save();
        }
    }

    public function handleStoryReactionActivity()
    {
        if(!isset(
            $this->payload['actor'],
            $this->payload['id'],
            $this->payload['inReplyTo'],
            $this->payload['content']
        )) {
            return;
        }

        $id = $this->payload['id'];
        $actor = $this->payload['actor'];
        $storyUrl = $this->payload['inReplyTo'];
        $to = $this->payload['to'];
        $text = Purify::clean($this->payload['content']);

        if(parse_url($id, PHP_URL_HOST) !== parse_url($actor, PHP_URL_HOST)) {
            return;
        }

        if(!Helpers::validateUrl($id) || !Helpers::validateUrl($actor)) {
            return;
        }

        if(!Helpers::validateLocalUrl($storyUrl)) {
            return;
        }

        if(!Helpers::validateLocalUrl($to)) {
            return;
        }

        if(Status::whereObjectUrl($id)->exists()) {
            return;
        }

        $storyId = Str::of($storyUrl)->explode('/')->last();
        $targetProfile = Helpers::profileFetch($to);

        $story = Story::whereProfileId($targetProfile->id)
            ->find($storyId);

        if(!$story) {
            return;
        }

        if($story->can_react == false) {
            return;
        }

        $actorProfile = Helpers::profileFetch($actor);

        if(!FollowerService::follows($actorProfile->id, $targetProfile->id)) {
            return;
        }

        $status = new Status;
        $status->profile_id = $actorProfile->id;
        $status->type = 'story:reaction';
        $status->caption = $text;
        $status->rendered = $text;
        $status->scope = 'direct';
        $status->visibility = 'direct';
        $status->in_reply_to_profile_id = $story->profile_id;
        $status->entities = json_encode([
            'story_id' => $story->id,
            'reaction' => $text
        ]);
        $status->save();

        $dm = new DirectMessage;
        $dm->to_id = $story->profile_id;
        $dm->from_id = $actorProfile->id;
        $dm->type = 'story:react';
        $dm->status_id = $status->id;
        $dm->meta = json_encode([
            'story_username' => $targetProfile->username,
            'story_actor_username' => $actorProfile->username,
            'story_id' => $story->id,
            'story_media_url' => url(Storage::url($story->path)),
            'reaction' => $text
        ]);
        $dm->save();

        $n = new Notification;
        $n->profile_id = $dm->to_id;
        $n->actor_id = $dm->from_id;
        $n->item_id = $dm->id;
        $n->item_type = 'App\DirectMessage';
        $n->action = 'story:react';
        $n->message = "{$actorProfile->username} reacted to your story";
        $n->rendered = "{$actorProfile->username} reacted to your story";
        $n->save();
    }

    public function handleStoryReplyActivity()
    {
        if(!isset(
            $this->payload['actor'],
            $this->payload['id'],
            $this->payload['inReplyTo'],
            $this->payload['content']
        )) {
            return;
        }

        $id = $this->payload['id'];
        $actor = $this->payload['actor'];
        $storyUrl = $this->payload['inReplyTo'];
        $to = $this->payload['to'];
        $text = Purify::clean($this->payload['content']);

        if(parse_url($id, PHP_URL_HOST) !== parse_url($actor, PHP_URL_HOST)) {
            return;
        }

        if(!Helpers::validateUrl($id) || !Helpers::validateUrl($actor)) {
            return;
        }

        if(!Helpers::validateLocalUrl($storyUrl)) {
            return;
        }

        if(!Helpers::validateLocalUrl($to)) {
            return;
        }

        if(Status::whereObjectUrl($id)->exists()) {
            return;
        }

        $storyId = Str::of($storyUrl)->explode('/')->last();
        $targetProfile = Helpers::profileFetch($to);

        $story = Story::whereProfileId($targetProfile->id)
            ->find($storyId);

        if(!$story) {
            return;
        }

        if($story->can_react == false) {
            return;
        }

        $actorProfile = Helpers::profileFetch($actor);

        if(!FollowerService::follows($actorProfile->id, $targetProfile->id)) {
            return;
        }

        $status = new Status;
        $status->profile_id = $actorProfile->id;
        $status->type = 'story:reply';
        $status->caption = $text;
        $status->rendered = $text;
        $status->scope = 'direct';
        $status->visibility = 'direct';
        $status->in_reply_to_profile_id = $story->profile_id;
        $status->entities = json_encode([
            'story_id' => $story->id,
            'caption' => $text
        ]);
        $status->save();

        $dm = new DirectMessage;
        $dm->to_id = $story->profile_id;
        $dm->from_id = $actorProfile->id;
        $dm->type = 'story:comment';
        $dm->status_id = $status->id;
        $dm->meta = json_encode([
            'story_username' => $targetProfile->username,
            'story_actor_username' => $actorProfile->username,
            'story_id' => $story->id,
            'story_media_url' => url(Storage::url($story->path)),
            'caption' => $text
        ]);
        $dm->save();

        $n = new Notification;
        $n->profile_id = $dm->to_id;
        $n->actor_id = $dm->from_id;
        $n->item_id = $dm->id;
        $n->item_type = 'App\DirectMessage';
        $n->action = 'story:comment';
        $n->message = "{$actorProfile->username} commented on story";
        $n->rendered = "{$actorProfile->username} commented on story";
        $n->save();
    }
}