X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/ef35a5388d60e892835309df2b46b221f8df221d..3a6b1a17f1b073e381b053b52e3cb0bb9c81d249:/services/api/app/models/user.rb

diff --git a/services/api/app/models/user.rb b/services/api/app/models/user.rb
index 1d1d83662c..52d36ac577 100644
--- a/services/api/app/models/user.rb
+++ b/services/api/app/models/user.rb
@@ -72,6 +72,8 @@ class User < ArvadosModel
     t.add :is_invited
     t.add :prefs
     t.add :writable_by
+    t.add :can_write
+    t.add :can_manage
   end
 
   ALL_PERMISSIONS = {read: true, write: true, manage: true}
@@ -121,6 +123,14 @@ class User < ArvadosModel
       end
       next if target_uuid == self.uuid
 
+      if action == :write && target && !target.new_record? &&
+         target.respond_to?(:frozen_by_uuid) &&
+         target.frozen_by_uuid_was
+        # Just an optimization to skip the PERMISSION_VIEW and
+        # FrozenGroup queries below
+        return false
+      end
+
       target_owner_uuid = target.owner_uuid if target.respond_to? :owner_uuid
 
       user_uuids_subquery = USER_UUIDS_SUBQUERY_TEMPLATE % {user: "$1", perm_level: "$3"}
@@ -581,6 +591,13 @@ SELECT target_uuid, perm_level
 
   protected
 
+  def self.attributes_required_columns
+    super.merge(
+                'can_write' => ['owner_uuid', 'uuid'],
+                'can_manage' => ['owner_uuid', 'uuid'],
+                )
+  end
+
   def change_all_uuid_refs(old_uuid:, new_uuid:)
     ActiveRecord::Base.descendants.reject(&:abstract_class?).each do |klass|
       klass.columns.each do |col|