class Rails::Generators::AppBase

def gem_for_database
  # %w( mysql oracle postgresql sqlite3 frontbase ibm_db sqlserver jdbcmysql jdbcsqlite3 jdbcpostgresql )
  case options[:database]
  when "oracle"         then "ruby-oci8"
  when "postgresql"     then "pg"
  when "frontbase"      then "ruby-frontbase"
  when "mysql"          then "mysql2"
  when "sqlserver"      then "activerecord-sqlserver-adapter"
  when "jdbcmysql"      then "activerecord-jdbcmysql-adapter"
  when "jdbcsqlite3"    then "activerecord-jdbcsqlite3-adapter"
  when "jdbcpostgresql" then "activerecord-jdbcpostgresql-adapter"
  when "jdbc"           then "activerecord-jdbc-adapter"
  else options[:database]
  end
end