setup locale

gistfile1.php

<?php

class BaseController extends Controller{
...
	public function setLocale($locale = Null)
	    {
	    	if(!$locale){
	    		$mLocale = Config::get( 'app.locale' );
	    	}
	        $mLocale = $locale; // Get parameter from URL.
	        if ( in_array( $mLocale , Config::get( 'app.locales' ) ) )
	        {
	           App::setLocale( $mLocale );
	           Session::put( 'locale', $mLocale );
	           Cookie::forever( 'locale', $mLocale );
	        }
	        return Redirect::back();
	    }
...
}