Migrate existing `open_registrations` setting to the new `registrations_mode` (#10269)

* Migrate existing `open_registrations` setting to the new `registrations_mode`

Fixes #10263

* Remove unrelated db changes that have creeped in

1 files changed, 15 insertions, 0 deletions

diff --git a/db/migrate/20190314181829_migrate_open_registrations_setting.rb b/db/migrate/20190314181829_migrate_open_registrations_setting.rb
new file mode 100644
index 000000000..e5fe95009
--- /dev/null
+++ b/db/migrate/20190314181829_migrate_open_registrations_setting.rb
@@ -0,0 +1,15 @@
+class MigrateOpenRegistrationsSetting < ActiveRecord::Migration[5.2]
+  def up
+    open_registrations = Setting.find_by(var: 'open_registrations')
+    return if open_registrations.nil? || open_registrations.value
+    setting = Setting.where(var: 'registrations_mode').first_or_initialize(var: 'registrations_mode')
+    setting.update(value: 'none')
+  end
+
+  def down
+    registrations_mode = Setting.find_by(var: 'registrations_mode')
+    return if registrations_mode.nil?
+    setting = Setting.where(var: 'open_registrations').first_or_initialize(var: 'open_registrations')
+    setting.update(value: registrations_mode.value == 'open')
+  end
+end