X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/c005c5ab76492b844e84d1c66f75797bd98d0996..ba46f409f9c572263cb7907eb2f36139a2c0320b:/apps/workbench/app/models/arvados_base.rb

diff --git a/apps/workbench/app/models/arvados_base.rb b/apps/workbench/app/models/arvados_base.rb
index c0e670dcef..7bc043cc9e 100644
--- a/apps/workbench/app/models/arvados_base.rb
+++ b/apps/workbench/app/models/arvados_base.rb
@@ -167,7 +167,9 @@ class ArvadosBase < ActiveRecord::Base
   def save
     obdata = {}
     self.class.columns.each do |col|
-      obdata[col.name.to_sym] = self.send(col.name.to_sym)
+      unless self.send(col.name.to_sym).nil? and !self.changed.include?(col.name)
+          obdata[col.name.to_sym] = self.send(col.name.to_sym)
+      end
     end
     obdata.delete :id
     postdata = { self.class.to_s.underscore => obdata }
@@ -303,6 +305,11 @@ class ArvadosBase < ActiveRecord::Base
     self.to_s.underscore.humanize
   end
 
+  # Array of strings that are names of attributes that should be rendered as textile.
+  def textile_attributes
+    []
+  end
+
   def self.creatable?
     current_user
   end
@@ -311,6 +318,12 @@ class ArvadosBase < ActiveRecord::Base
     false
   end
 
+  # can this class of object be copied into a project?
+  # override to false on indivudal model classes for which this should not be true
+  def self.copies_to_projects?
+    self.goes_in_projects?
+  end
+
   def editable?
     (current_user and current_user.is_active and
      (current_user.is_admin or