public function add() {
		if ($this->request->is('post')) {
			$this->User->create();
			$extension = strtolower(pathinfo($this->request->data['User']['avatar_file']['name'],
			 PATHINFO_EXTENSION));
			 if(!empty($this->request->data['User']['avatar_file']['tmp_name']) && in_array($extension, array('jpg', 'jpeg', 'png', 'gif'))
				){
					move_uploaded_file($this->request->data['User']['avatar_file']['tmp_name'], IMAGES . 'avatar' . DS . $this->User->id . '.' . $extension
					);
					$this->User->saveField('avatar', $extension);

			if ($this->User->save($this->request->data)) {

				if( AuthComponent::user('id') ) {
					# Store log
					CakeLog::info('The user '.AuthComponent::user('username').' (ID: '.AuthComponent::user('id').') registered user (ID: '.$this->User->id.')','users');
				}
				$this->Session->setFlash(__('The user has been saved'), 'flash_success');
				$this->redirect('/home');
			} else {
				# Create a loop with validation errors
				$this->Error->set($this->User->invalidFields());
			}
		} elseif (!empty($this->request->data['User']['avatar_file']['tmp_name'])) {

			$this->Session->setFlash(__('Ce type de fichier est invalide.'), 'flash_fail');

		}
	}
		$this->set('label', 'Register user');
		$this->render('_form');
	}

	public function edit($id = null) {

		# If its not an admin, he will edit his own profile only
		if (AuthComponent::user('role') != 'admin' || empty($id)) {
			$id = AuthComponent::user('id');
			$this->set('user', AuthComponent::user());
		} else {
			$this->User->id = $id;

			if (!$this->User->exists()) {
				throw new NotFoundException(__('Invalid user'));
			}
			$this->set('user', $user = Hash::extract($this->User->findById($id),'User'));
		}


		if ($this->request->is('post') || $this->request->is('put')) {
			if (empty($this->request->data['User']['password'])) {
				unset($this->request->data['User']['password']);
			}
			$extension = strtolower(pathinfo($this->request->data['User']['avatar_file']['name'],
			 PATHINFO_EXTENSION));
			if(!empty($this->request->data['User']['avatar_file']['tmp_name']) && in_array($extension, array('jpg', 'jpeg', 'png', 'gif'))
				){
					move_uploaded_file($this->request->data['User']['avatar_file']['tmp_name'], IMAGES . 'avatar' . DS . $this->User->id . '.' . $extension
					);
					$this->User->saveField('avatar', $extension);

			if ($this->User->save($this->request->data)) {
				# Store log
				CakeLog::info('The user '.AuthComponent::user('username').' (ID: '.AuthComponent::user('id').') edited user (ID: '.$this->User->id.')','users');

				$this->Session->setFlash(__('The user has been saved'), 'flash_success');
				$this->redirect(array('action' => 'index'));
			} else {
				$this->Session->setFlash(__('The user could not be saved. Please, try again.'), 'flash_fail');
			}
		}elseif (!empty($this->request->data['User']['avatar_file']['tmp_name'])) {

			$this->Session->setFlash(__('Ce type de fichier est invalide.'), 'flash_fail');

		}
		} else {
			$this->request->data = $this->User->read(null, $id);
			unset($this->request->data['User']['password']);
		}
		$this->set('label', 'Edit user');
		$this->render('_form');
	}