tissue/app/MetadataResolver/CienResolver.php

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<?php
namespace App\MetadataResolver;
use Carbon\Carbon;
use GuzzleHttp\Client;
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class CienResolver extends MetadataResolver
{
/**
* @var Client
*/
private $client;
/**
* @var OGPResolver
*/
private $ogpResolver;
public function __construct(Client $client, OGPResolver $ogpResolver)
{
$this->client = $client;
$this->ogpResolver = $ogpResolver;
}
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public function resolve(string $url): Metadata
{
$res = $this->client->get($url);
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if ($res->getStatusCode() === 200) {
$metadata = $this->ogpResolver->parse($res->getBody());
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// 画像URLから有効期限の起点を拾う
parse_str(parse_url($metadata->image, PHP_URL_QUERY), $params);
if (empty($params['px-time'])) {
throw new \RuntimeException('Parameter "px-time" not found. Image=' . $metadata->image . ' Source=' . $url);
}
$metadata->expires_at = Carbon::createFromTimestamp($params['px-time'])->addHour(1);
return $metadata;
} else {
throw new \RuntimeException("{$res->getStatusCode()}: $url");
}
}
}