X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/ee7753f7095f175c095f94794dd3e33f68d3fcc6..f6f07b1856fc0aa32cdf1f96d5bdeb12e9e314ef:/apps/workbench/app/controllers/application_controller.rb

diff --git a/apps/workbench/app/controllers/application_controller.rb b/apps/workbench/app/controllers/application_controller.rb
index 1e4094dbc1..41d5566885 100644
--- a/apps/workbench/app/controllers/application_controller.rb
+++ b/apps/workbench/app/controllers/application_controller.rb
@@ -109,8 +109,16 @@ class ApplicationController < ActionController::Base
   def update
     updates = params[@object.class.to_s.underscore.singularize.to_sym]
     updates.keys.each do |attr|
-      if @object.send(attr).is_a? Hash and updates[attr].is_a? String
-        updates[attr] = Oj.load updates[attr]
+      if @object.send(attr).is_a? Hash
+        if updates[attr].is_a? String
+          updates[attr] = Oj.load updates[attr]
+        end
+        if params[:merge] || params["merge_#{attr}".to_sym]
+          # Merge provided Hash with current Hash, instead of
+          # replacing.
+          updates[attr] = @object.send(attr).with_indifferent_access.
+            deep_merge(updates[attr].with_indifferent_access)
+        end
       end
     end
     if @object.update_attributes updates