X-Git-Url: http://source.bookstackapp.com/bookstack/blobdiff_plain/8d7febe482f92a34093127c60c6e2dda342b4223..refs/pull/4193/head:/app/Http/Controllers/Api/AttachmentApiController.php

diff --git a/app/Http/Controllers/Api/AttachmentApiController.php b/app/Http/Controllers/Api/AttachmentApiController.php
index fc5008e3c..9fc7f3bde 100644
--- a/app/Http/Controllers/Api/AttachmentApiController.php
+++ b/app/Http/Controllers/Api/AttachmentApiController.php
@@ -13,11 +13,9 @@ use Illuminate\Validation\ValidationException;
 
 class AttachmentApiController extends ApiController
 {
-    protected $attachmentService;
-
-    public function __construct(AttachmentService $attachmentService)
-    {
-        $this->attachmentService = $attachmentService;
+    public function __construct(
+        protected AttachmentService $attachmentService
+    ) {
     }
 
     /**
@@ -87,14 +85,33 @@ class AttachmentApiController extends ApiController
             'markdown' => $attachment->markdownLink(),
         ]);
 
-        if (!$attachment->external) {
-            $attachmentContents = $this->attachmentService->getAttachmentFromStorage($attachment);
-            $attachment->setAttribute('content', base64_encode($attachmentContents));
-        } else {
+        // Simply return a JSON response of the attachment for link-based attachments
+        if ($attachment->external) {
             $attachment->setAttribute('content', $attachment->path);
+
+            return response()->json($attachment);
         }
 
-        return response()->json($attachment);
+        // Build and split our core JSON, at point of content.
+        $splitter = 'CONTENT_SPLIT_LOCATION_' . time() . '_' . rand(1, 40000);
+        $attachment->setAttribute('content', $splitter);
+        $json = $attachment->toJson();
+        $jsonParts = explode($splitter, $json);
+        // Get a stream for the file data from storage
+        $stream = $this->attachmentService->streamAttachmentFromStorage($attachment);
+
+        return response()->stream(function () use ($jsonParts, $stream) {
+            // Output the pre-content JSON data
+            echo $jsonParts[0];
+
+            // Stream out our attachment data as base64 content
+            stream_filter_append($stream, 'convert.base64-encode', STREAM_FILTER_READ);
+            fpassthru($stream);
+            fclose($stream);
+
+            // Output our post-content JSON data
+            echo $jsonParts[1];
+        }, 200, ['Content-Type' => 'application/json']);
     }
 
     /**
@@ -155,13 +172,13 @@ class AttachmentApiController extends ApiController
                 'name'        => ['required', 'min:1', 'max:255', 'string'],
                 'uploaded_to' => ['required', 'integer', 'exists:pages,id'],
                 'file'        => array_merge(['required_without:link'], $this->attachmentService->getFileValidationRules()),
-                'link'        => ['required_without:file', 'min:1', 'max:255', 'safe_url'],
+                'link'        => ['required_without:file', 'min:1', 'max:2000', 'safe_url'],
             ],
             'update' => [
                 'name'        => ['min:1', 'max:255', 'string'],
                 'uploaded_to' => ['integer', 'exists:pages,id'],
                 'file'        => $this->attachmentService->getFileValidationRules(),
-                'link'        => ['min:1', 'max:255', 'safe_url'],
+                'link'        => ['min:1', 'max:2000', 'safe_url'],
             ],
         ];
     }