[Wiki] Translation from .txt file

#Software Title
        Event Tracking = Seguimiento de Eventos
 
#Menus
 
    #Top Menu
 
        Welcome         = Bienvenido
        My Profile      = Mi Perfil
        Change Password = Modificar Contraseña
        Log Out         = Cerrar Sesión
 
    #Middle Menu/Titles
 
        Home            = Inicio
        User            = Usuario
        Users           = Usuarios
        Company         = Compañía
        Companies       = Compañías
        Persons         = Personas
        Person          = Persona
        Event           = Evento
        Events          = Eventos
        Agreement       = Acuerdo
        Agreements      = Acuerdos
        Task            = Tarea
        Tasks           = Tareas

<?php
class Translate{
 
    public $language    = "you language constant or variable or session variable";
    private $lang       = array();
    private $path;
 
    private static function findString($str,$lang,$language) {
 
 
        if (array_key_exists($str, $lang[$language])) {
            return $lang[$language][$str];
            return;
        }
        else if (array_key_exists(strtolower($str), $lang[$language])) {
            return $lang[$language][strtolower($str)];
            return;
        }
 
        return $str;
    }
 
    private function splitStrings($str) {
        return explode('=',trim($str));
    }
 
    public static function __($str) {
 
        $language = LANG;
        $lang     = array();
 
        if($language == "en")return $str;
 
        $path = Yii::app()->basePath."/messages/es/".$language.'.txt';
 
        if (!array_key_exists($language, $lang)) {
 
            if(file_exists($path)) {
 
                $txt_arr = file($path);
 
 
                foreach($txt_arr  as $val){
                    $strings[] = explode('=',trim($val));
                }
 
                foreach ($strings as $k => $v) {
 
                    if(!empty($v[0]) && !empty($v[1]))
                        $lang[$language][trim($v[0])] = trim($v[1]);
 
                }
 
                return self::findString($str,$lang,$language);
            }
            else {
                return $str;
            }
        }
        else {
            return self::findString($str,$lang,$language);
        }
    }
    public static function t($str) {
        return self::__($str);
    }
}
?>

$this->widget('zii.widgets.CMenu',array(
 
            'items'=>array(
 
                array(
                    'label'   => Translate::__("Home"),
                    'url'     => array('/site/index'),
                    'visible' => !Yii::app()->user->isGuest,
 
                ));

public function attributeLabels()
    {
        return array(
            'event_id'          => Translate::__('ID'),
            'person_id'         => Translate::__('Author'),
            'company_id'        => Translate::__('Company'),
            'name'              => Translate::__('Event Name'),
            'creation_date'     => Translate::__('Creation Date'),
            'date'              => Translate::__('Event Date'),
            'notes'             => Translate::__('Notes'),
            'event_type'        => Translate::__('Event Type'),
            'company_name'      => Translate::__('Company'),
            'person_first_name' => Translate::__('Author'),
            'task_name'         => Translate::__('Task')
        );
    }

$message = Translate::__("Data Inserted Successfully");
Yii::app()->user->setFlash("success", $message); // Flash Message