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# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
class RenameUsersWithRenamedNamespace < ActiveRecord::Migration[4.2]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
DISALLOWED_ROOT_PATHS = %w[
abuse_reports
api
autocomplete
explore
health_check
import
invites
jwt
koding
member
notification_settings
oauth
sent_notifications
unicorn_test
uploads
users
]
def up
DISALLOWED_ROOT_PATHS.each do |path|
users = Arel::Table.new(:users)
namespaces = Arel::Table.new(:namespaces)
predicate = namespaces[:owner_id].eq(users[:id])
.and(namespaces[:type].eq(nil))
.and(users[:username].matches(path))
update_sql = if Gitlab::Database.postgresql?
"UPDATE users SET username = namespaces.path "\
"FROM namespaces WHERE #{predicate.to_sql}"
else
"UPDATE users INNER JOIN namespaces "\
"ON namespaces.owner_id = users.id "\
"SET username = namespaces.path "\
"WHERE #{predicate.to_sql}"
end
connection.execute(update_sql)
end
end
def down
end
end
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