function article_new()
{
//Variable de configuration
$allowed_types = 'jpg|jpeg|png';
$max_size ='2048000';// 2 Mo
$max_filename = '';//Pas besoin puisque le nom est cover
$this->form_validation
->set_rules('titre','Titre','trim|required|xss_clean|encode_php_tags')
->set_rules('image','Image','callback_handle_upload['.$allowed_types.','.$max_size.','.$max_filename.']')
->set_rules('tags','Tags','trim|required|xss_clean|encode_php_tags')
->set_rules('article','Article','trim|required|xss_clean|encode_php_tags');
if($this->form_validation->run() == FALSE)
{
}