pixelfed/app/Util/ActivityPub/DiscoverActor.php

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<?php
namespace App\Util\ActivityPub;
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use Zttp\Zttp;
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class DiscoverActor
{
protected $url;
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protected $response;
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public function __construct($url)
{
$this->url = $url;
}
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public function fetch()
{
$res = Zttp::withHeaders([
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'Accept' => 'application/ld+json; profile="https://www.w3.org/ns/activitystreams"',
'User-Agent' => 'PixelfedBot - https://pixelfed.org',
])->get($this->url);
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$this->response = $res->body();
return $this;
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}
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public function getResponse()
{
return json_decode($this->response, true);
}
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public function getJsonResponse()
{
return $this->response;
}
public function discover()
{
$this->fetch();
$res = $this->getResponse();
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if (empty($res) || ! in_array('type', $res) || $res['type'] !== 'Person') {
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throw new \Exception('Invalid Actor Object');
}
return $res;
}
}