Zend FR

autoloadernamespaces.0 = "Zend_"
autoloadernamespaces.1 = "App_"

set_include_path('.'
    . PATH_SEPARATOR . './library'
    . PATH_SEPARATOR . './application/models/'
    . PATH_SEPARATOR . './application/forms/'
    . PATH_SEPARATOR . './library/App/Validate' // ICI LOAD
    . PATH_SEPARATOR . get_include_path());

Warning: include(Zend\Validate\DateFr.php)...

- library
---App
-----Validate
------Custom.php

require_once 'Zend/Validate/Abstract.php';
class App_Validate_Custom extends Zend_Validate_Abstract
...

set_include_path('.'
    . PATH_SEPARATOR . './library/'                         // LE REPERTOIRE EST CONNU
    . PATH_SEPARATOR . './application/models/'
    . PATH_SEPARATOR . './application/forms/'
    . PATH_SEPARATOR . get_include_path());
require_once 'Zend/Loader/Autoloader.php';
$autoloader = Zend_Loader_Autoloader::getInstance();
$autoloader->registerNamespace('App_');                // AUTOCHARGEMENT APP_
$autoloader->setFallbackAutoloader(true);

<?php

// Bootstrap utilisé au démarrage de l'application
class Bootstrap extends Zend_Application_Bootstrap_Bootstrap
{
    protected function _initAutoload()
    {
    }
}

<?php

//======================== Constantes ===========================================
define('APPLICATION_PATH',realpath(dirname(__FILE__) . '/application'));


//======================== Load Zend ===========================================

// Mise en place des répertoires et chargement des classes
set_include_path('.'
    . PATH_SEPARATOR . './library/'
    . PATH_SEPARATOR . './application/models/'
    . PATH_SEPARATOR . './application/forms/'
    . PATH_SEPARATOR . get_include_path());
require_once 'Zend/Loader/Autoloader.php';
$autoloader = Zend_Loader_Autoloader::getInstance();
$autoloader->registerNamespace('App_');
$autoloader->setFallbackAutoloader(true);


// Bootstrap
require_once dirname(__FILE__).'/application/bootstrap.php';

// Activation des controllers
$frontController = Zend_Controller_Front::getInstance();
$frontController->throwExceptions(true);
$frontController->setControllerDirectory('./application/controllers');
Zend_Layout::startMvc(array('layoutPath'=>'./application/layouts'));

// Utilisation des helpers pour les controllers
Zend_Controller_Action_HelperBroker::addPath('./application/controllers/helpers');

// Création d'une instance de session + passage dans le registre
$session = new Zend_Session_Namespace('session', true);
Zend_Registry::set('session', $session);


//======================== Traductions ===========================================

// Fichier de traductions
$translate = new Zend_Translate('csv','languages/fr.csv','fr');
$translate->addTranslation('languages/de.csv', 'de');
// Langue par défaut basé sur la session (suite au passage dans index/language/)            
$translate->setLocale($session->iso);
Zend_Registry::set('Zend_Locale',$session->iso);

// Obligatoire pour avoir les valeurs/traductions des clés du csv
Zend_Registry::set('Zend_Translate',$translate);
// Passage de l'objet translate à travers différents composants
Zend_Validate_Abstract::setDefaultTranslator($translate);
Zend_Form::setDefaultTranslator($translate);

//======================== Config ===========================================
                                                            
// Chargement de la configuration
$config = new Zend_Config_Ini('./application/config.ini', 'general');
Zend_Registry::set('config', $config);

// Mise en place de la BDD
$db = Zend_Db::factory($config->db);
$db->getConnection()->exec("SET NAMES 'utf8'");
Zend_Db_Table::setDefaultAdapter($db);

// Erreurs
error_reporting(E_ALL|E_STRICT);
ini_set('display_errors', 1);
date_default_timezone_set('Europe/Paris');

//======================== Boot ===========================================

// Lance l'application
$frontController->dispatch();

application
--- validators
------Datefr.php

class App_Validate_Datefr extends Zend_Validate_Abstract

class Bootstrap extends Zend_Application_Bootstrap_Bootstrap
{
    protected function _initAutoloader()
    {
        $autoloader = new Zend_Application_Module_Autoloader(array(
            'namespace' => 'App_',
            'basePath'  => dirname(__FILE__),
        ));
        $autoloader->addResourceType('validator', 'validators', 'Validate');
        return $autoloader;
    }
}

library
--App
----Validate
------Datefr.php
--Zend

'basePath'  => dirname(__FILE__),

'basePath'  => dirname(APPLICATION_PATH.'/../'),

Warning: include(Zend\Validate\Datefr.php) [function.include]: failed to open stream: No such file or directory in C:\wamp\www\jobbax\library\Zend\Loader.php on line 83

Warning: include() [function.include]: Failed opening 'Zend\Validate\Datefr.php' for inclusion (include_path='.;../library;C:\wamp\www\jobbax\application/models/;C:\wamp\www\jobbax\application/forms/;.;C:\php5\pear') in C:\wamp\www\jobbax\library\Zend\Loader.php on line 83

Fatal error: Class 'Zend_Validate_Datefr' not found in C:\wamp\www\jobbax\application\forms\FormCandidatInscription.php on line 87