38 lines
2.5 KiB
PHP
38 lines
2.5 KiB
PHP
<?php
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namespace App\Http\Controllers\Api;
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use App\Http\Controllers\Controller;
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use App\Models\LicenseWebhookEvent;
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use App\Services\Payments\LemonSqueezyWebhookVerifier;
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use App\Services\Payments\PaddleWebhookVerifier;
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use App\Services\Payments\PurchaseProvisioner;
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use Illuminate\Http\JsonResponse;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\DB;
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final class PaymentWebhookController extends Controller
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{
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public function __invoke(string $provider, Request $request, PurchaseProvisioner $provisioner): JsonResponse
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{
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$raw=(string)$request->getContent();
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$verifier=match($provider){'paddle'=>app(PaddleWebhookVerifier::class),'lemon-squeezy'=>app(LemonSqueezyWebhookVerifier::class),default=>null};
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if (!$verifier) return response()->json(['message'=>'Unknown webhook provider.'],404);
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try { $verifier->verify($request,$raw); } catch (\Throwable $e) { report($e); return response()->json(['message'=>'Invalid webhook signature.'],400); }
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try { $payload=json_decode($raw,true,flags:JSON_THROW_ON_ERROR); } catch (\Throwable) { return response()->json(['message'=>'Invalid JSON.'],400); }
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$externalID=(string)($provider==='paddle'?($payload['event_id']??''):($payload['meta']['event_name']??'').':'.($payload['data']['id']??''));
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$eventType=(string)($provider==='paddle'?($payload['event_type']??'unknown'):($payload['meta']['event_name']??'unknown'));
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if ($externalID==='') return response()->json(['message'=>'Webhook event has no stable identifier.'],400);
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try {
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DB::transaction(function() use($provider,$externalID,$eventType,$payload,$raw,$provisioner){
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$event=LicenseWebhookEvent::firstOrCreate(['provider'=>$provider,'external_event_id'=>$externalID],['event_type'=>$eventType,'payload_sha256'=>hash('sha256',$raw),'payload'=>$payload]);
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if ($event->processed_at) return;
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if (!hash_equals($event->payload_sha256,hash('sha256',$raw))) throw new \RuntimeException('Webhook ID was reused with a different payload.');
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try { $provisioner->provision($provider,$payload); $event->update(['processed_at'=>now(),'processing_error'=>null]); }
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catch (\Throwable $e) { $event->update(['processing_error'=>mb_substr($e->getMessage(),0,4000)]); throw $e; }
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});
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} catch (\Throwable $e) { report($e); return response()->json(['message'=>'Webhook could not be processed.'],500); }
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return response()->json(['ok'=>true]);
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}
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}
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