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[bookstack] / app / Http / Controllers / Controller.php

diff --git a/app/Http/Controllers/Controller.php b/app/Http/Controllers/Controller.php
index 5b2221fc1235c412ae00c57971d77425ec8b737c..f6dc1dbca43cb9b46ce60ef9d48105f16a04c575 100644 (file)
--- a/app/Http/Controllers/Controller.php
+++ b/app/Http/Controllers/Controller.php
@@ -4,15 +4,13 @@ namespace BookStack\Http\Controllers;
 
 use BookStack\Exceptions\NotifyException;
 use BookStack\Facades\Activity;
+use BookStack\Http\Responses\DownloadResponseFactory;
 use BookStack\Interfaces\Loggable;
 use BookStack\Model;
-use BookStack\Util\WebSafeMimeSniffer;
 use Illuminate\Foundation\Bus\DispatchesJobs;
 use Illuminate\Foundation\Validation\ValidatesRequests;
 use Illuminate\Http\JsonResponse;
-use Illuminate\Http\Response;
 use Illuminate\Routing\Controller as BaseController;
-use Symfony\Component\HttpFoundation\StreamedResponse;
 
 abstract class Controller extends BaseController
 {
@@ -110,74 +108,11 @@ abstract class Controller extends BaseController
     }
 
     /**
-     * Create a response that forces a download in the browser.
+     * Create and return a new download response factory using the current request.
      */
-    protected function downloadResponse(string $content, string $fileName): Response
+    protected function download(): DownloadResponseFactory
     {
-        return response()->make($content, 200, [
-            'Content-Type'           => 'application/octet-stream',
-            'Content-Disposition'    => 'attachment; filename="' . str_replace('"', '', $fileName) . '"',
-            'X-Content-Type-Options' => 'nosniff',
-        ]);
-    }
-
-    /**
-     * Create a response that forces a download, from a given stream of content.
-     */
-    protected function streamedDownloadResponse($stream, string $fileName): StreamedResponse
-    {
-        return response()->stream(function () use ($stream) {
-
-            // End & flush the output buffer, if we're in one, otherwise we still use memory.
-            // Output buffer may or may not exist depending on PHP `output_buffering` setting.
-            // Ignore in testing since output buffers are used to gather a response.
-            if (!empty(ob_get_status()) && !app()->runningUnitTests()) {
-                ob_end_clean();
-            }
-
-            fpassthru($stream);
-            fclose($stream);
-        }, 200, [
-            'Content-Type'           => 'application/octet-stream',
-            'Content-Disposition'    => 'attachment; filename="' . str_replace('"', '', $fileName) . '"',
-            'X-Content-Type-Options' => 'nosniff',
-        ]);
-    }
-
-    /**
-     * Create a file download response that provides the file with a content-type
-     * correct for the file, in a way so the browser can show the content in browser.
-     */
-    protected function inlineDownloadResponse(string $content, string $fileName): Response
-    {
-        $mime = (new WebSafeMimeSniffer())->sniff($content);
-
-        return response()->make($content, 200, [
-            'Content-Type'           => $mime,
-            'Content-Disposition'    => 'inline; filename="' . str_replace('"', '', $fileName) . '"',
-            'X-Content-Type-Options' => 'nosniff',
-        ]);
-    }
-
-    /**
-     * Create a file download response that provides the file with a content-type
-     * correct for the file, in a way so the browser can show the content in browser,
-     * for a given content stream.
-     */
-    protected function streamedInlineDownloadResponse($stream, string $fileName): StreamedResponse
-    {
-        $sniffContent = fread($stream, 1000);
-        $mime = (new WebSafeMimeSniffer())->sniff($sniffContent);
-
-        return response()->stream(function () use ($sniffContent, $stream) {
-            echo $sniffContent;
-            fpassthru($stream);
-            fclose($stream);
-        }, 200, [
-            'Content-Type'           => $mime,
-            'Content-Disposition'    => 'inline; filename="' . str_replace('"', '', $fileName) . '"',
-            'X-Content-Type-Options' => 'nosniff',
-        ]);
+        return new DownloadResponseFactory(request());
     }
 
     /**