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79 lines
2 KiB
PHP
79 lines
2 KiB
PHP
<?php
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namespace App\Services;
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use App\Util\ActivityPub\Helpers;
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use Illuminate\Http\Client\ConnectionException;
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use Illuminate\Http\Client\RequestException;
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use Illuminate\Support\Facades\Cache;
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use Illuminate\Support\Facades\Http;
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class FetchCacheService
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{
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const CACHE_KEY = 'pf:fetch_cache_service:getjson:';
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public static function getJson($url, $verifyCheck = true, $ttl = 3600, $allowRedirects = true)
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{
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$vc = $verifyCheck ? 'vc1:' : 'vc0:';
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$ar = $allowRedirects ? 'ar1:' : 'ar0';
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$key = self::CACHE_KEY.sha1($url).':'.$vc.$ar.$ttl;
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if (Cache::has($key)) {
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return false;
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}
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if ($verifyCheck) {
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if (! Helpers::validateUrl($url)) {
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Cache::put($key, 1, $ttl);
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return false;
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}
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}
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$headers = [
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'User-Agent' => '(Pixelfed/'.config('pixelfed.version').'; +'.config('app.url').')',
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];
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if ($allowRedirects) {
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$options = [
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'allow_redirects' => [
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'max' => 2,
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'strict' => true,
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],
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];
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} else {
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$options = [
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'allow_redirects' => false,
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];
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}
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try {
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$res = Http::withOptions($options)
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->retry(3, function (int $attempt, $exception) {
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return $attempt * 500;
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})
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->acceptJson()
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->withHeaders($headers)
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->timeout(40)
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->get($url);
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} catch (RequestException $e) {
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Cache::put($key, 1, $ttl);
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return false;
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} catch (ConnectionException $e) {
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Cache::put($key, 1, $ttl);
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return false;
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} catch (Exception $e) {
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Cache::put($key, 1, $ttl);
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return false;
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}
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if (! $res->ok()) {
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Cache::put($key, 1, $ttl);
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return false;
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}
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return $res->json();
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}
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}
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