3 class AlterUserRolesAndBlocks < ActiveRecord::Migration[4.2]
4 class UserRole < ActiveRecord::Base
8 # the initial granter IDs can be "self" - there are none of these
9 # in the current live DB, but there may be some in people's own local
11 add_column :user_roles, :granter_id, :bigint
12 UserRole.update_all("granter_id = user_id")
13 change_column :user_roles, :granter_id, :bigint, :null => false
14 add_foreign_key :user_roles, :users, :column => :granter_id, :name => "user_roles_granter_id_fkey"
16 # make sure that [user_id, role] is unique
17 add_index :user_roles, [:user_id, :role], :name => "user_roles_id_role_unique", :unique => true
19 # change the user_blocks to have a creator_id rather than moderator_id
20 rename_column :user_blocks, :moderator_id, :creator_id
22 # change the "end_at" column to the more grammatically correct "ends_at"
23 rename_column :user_blocks, :end_at, :ends_at
27 rename_column :user_blocks, :ends_at, :end_at
28 rename_column :user_blocks, :creator_id, :moderator_id
29 remove_index :user_roles, :name => "user_roles_id_role_unique"
30 remove_column :user_roles, :granter_id