public static function display($iId)
 {
     $sQuery = " update product ";
     $sQuery .= "set active = 1";
     $sQuery .= " WHERE id = " . $iId;
     $iRetExec = DBOperation::exec($sQuery);
     if (null !== ($sLastSqlError = DBOperation::getLastSqlError())) {
         throw new \Exception($sLastSqlError);
     }
 }
 public static function updatePassword($oUser)
 {
     $sQuery = " update user ";
     $sQuery .= " SET password = '******'";
     $sQuery .= " WHERE email = '" . $oUser->getEmail() . "'";
     $iRetExec = DBOperation::exec($sQuery);
     if (null !== ($sLastSqlError = DBOperation::getLastSqlError())) {
         throw new \Exception($sLastSqlError);
     }
 }
 public static function validate(Product $oProduct, User $oUser)
 {
     $sQuery = " update comment";
     $sQuery .= " SET validated = 1";
     $sQuery .= " WHERE product_id = " . $oProduct->getId();
     $sQuery .= " AND user_email = '" . $oUser->getEmail() . "'";
     $iRetExec = DBOperation::exec($sQuery);
     if (null !== ($sLastSqlError = DBOperation::getLastSqlError())) {
         throw new \Exception($sLastSqlError);
     }
 }
 public static function remove($iId)
 {
     $sQuery = " DELETE FROM category ";
     $sQuery .= " WHERE id = " . $iId;
     $iRetExec = DBOperation::exec($sQuery);
     if (null !== ($sLastSqlError = DBOperation::getLastSqlError())) {
         throw new \Exception($sLastSqlError);
     }
 }