filehandler: add range in stream

ONLYOFFICE · Jan 26, 2024 · db5845a · db5845a
1 parent adb6fef
commit db5845a
Showing 1 changed file with 5 additions and 7 deletions.
diff --git a/products/ASC.Files/Core/HttpHandlers/FileHandler.ashx.cs b/products/ASC.Files/Core/HttpHandlers/FileHandler.ashx.cs
@@ -780,15 +780,13 @@ private async Task StreamFileAsync<T>(HttpContext context, T id)
                 return;
             }
 
-            context.Response.Headers.Add("Content-Disposition", ContentDispositionUtil.GetHeaderValue(file.Title));
-            context.Response.ContentType = MimeMapping.GetMimeMapping(file.Title);
+            long offset = 0;
+            var length = ProcessRangeHeader(context, file.ContentLength, ref offset);
 
             await using var stream = await fileDao.GetFileStreamAsync(file);
-            context.Response.Headers.Add("Content-Length",
-                stream.CanSeek
-                ? stream.Length.ToString(CultureInfo.InvariantCulture)
-                : file.ContentLength.ToString(CultureInfo.InvariantCulture));
-            await stream.CopyToAsync(context.Response.Body);
+            stream.Seek(offset, SeekOrigin.Begin);
+
+            await SendStreamByChunksAsync(context, length, file.Title, stream, true);
         }
         catch (Exception ex)
         {