1 files changed, 24 insertions, 0 deletions
diff --git a/app/controllers/concerns/renders_blob.rb b/app/controllers/concerns/renders_blob.rb
new file mode 100644
index 00000000000..1d37e4cb3bd
--- /dev/null
+++ b/app/controllers/concerns/renders_blob.rb
@@ -0,0 +1,24 @@
+module RendersBlob
+  extend ActiveSupport::Concern
+
+  def render_blob_json(blob)
+    viewer =
+      case params[:viewer]
+      when 'rich'
+        blob.rich_viewer
+      when 'auxiliary'
+        blob.auxiliary_viewer
+      else
+        blob.simple_viewer
+      end
+    return render_404 unless viewer
+
+    render json: {
+      html: view_to_html_string("projects/blob/_viewer", viewer: viewer, load_async: false)
+    }
+  end
+
+  def override_max_blob_size(blob)
+    blob.override_max_size! if params[:override_max_size] == 'true'
+  end
+end