build version 400

app/Http/Controllers/V1/Backup/DownloadBackupController.php

@@ -0,0 +1,58 @@
+<?php
+// Implementation taken from nova-backup-tool - https://github.com/spatie/nova-backup-tool/
+
+namespace Crater\Http\Controllers\V1\Backup;
+
+use Crater\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+use Spatie\Backup\BackupDestination\Backup;
+use Spatie\Backup\BackupDestination\BackupDestination;
+use Crater\Rules\Backup\BackupDisk;
+use Crater\Rules\Backup\PathToZip;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\StreamedResponse;
+
+class DownloadBackupController extends ApiController
+{
+    public function __invoke(Request $request)
+    {
+        $validated = $request->validate([
+            'path' => ['required', new PathToZip()],
+        ]);
+
+        $backupDestination = BackupDestination::create(config('filesystems.default'), config('backup.backup.name'));
+
+        $backup = $backupDestination->backups()->first(function (Backup $backup) use ($validated) {
+            return $backup->path() === $validated['path'];
+        });
+
+        if (! $backup) {
+            return response('Backup not found', Response::HTTP_UNPROCESSABLE_ENTITY);
+        }
+
+        return $this->respondWithBackupStream($backup);
+    }
+
+    public function respondWithBackupStream(Backup $backup): StreamedResponse
+    {
+        $fileName = pathinfo($backup->path(), PATHINFO_BASENAME);
+
+        $downloadHeaders = [
+            'Cache-Control' => 'must-revalidate, post-check=0, pre-check=0',
+            'Content-Type' => 'application/zip',
+            'Content-Length' => $backup->size(),
+            'Content-Disposition' => 'attachment; filename="'.$fileName.'"',
+            'Pragma' => 'public',
+        ];
+
+        return response()->stream(function () use ($backup) {
+            $stream = $backup->stream();
+
+            fpassthru($stream);
+
+            if (is_resource($stream)) {
+                fclose($stream);
+            }
+        }, 200, $downloadHeaders);
+    }
+}