class TrustyCms::ExtensionMigrator

def initialize_extension_schema_migrations
  current_version = ActiveRecord::Base.connection.select_value("SELECT schema_version FROM extension_meta WHERE name = #{quote(extension_name)}")
  if current_version
    assume_migrated_upto_version(current_version.to_i)
    ActiveRecord::Base.connection.delete("DELETE FROM extension_meta WHERE name = #{quote(extension_name)}")
  end
end