Translation Autoconfiguration

Autoconfigure.php

class Horde_Translation_Autoconfigure extends Horde_Translation
{
    /**
     */
    static public function loadHandler($handlerClass)
    {
        if (!isset(self::$_directory)) {
            $a = new ReflectionClass(get_called_class());
            $dir = dirname($a->getFilename());
            $subdir = substr_count(self::$_domain, '_');

            $dirs = array(
                /* PEAR */
                $dir . str_repeat('/..', $subdir + 1) . '/data/' . self::$_domai
n . '/locale',
                /* Composer */
                $dir . str_repeat('/..', $subdir) . '/data/locale',
                /* Source directory */
                $dir . str_repeat('/..', $subdir + 1) . '/locale'
            );

            foreach ($dirs as $val) {
                if (file_exists($val)) {
                    self::$_directory = realpath($val);
                    break;
                }
            }
        }

        parent::loadHandler($handlerClass);
    }

}

Package.php

class Horde_Foo_Translation extends Horde_Translation_Autoconfigure
{
    static protected $_domain = "Horde_Foo";
}