if ($CFG_GLPI["use_mailing"]
   && countElementsInTable('glpi_notifications',
                           "`itemtype`='User'
                            AND `event`='passwordforget'
                            AND `is_active`=1")) {
  echo '<a id="forget" href="front/lostpassword.php?lostpassword=1">'.
         __('Forgotten password?').'</a>';
}

<?php

include ('../inc/includes.php');

if (!$CFG_GLPI['use_mailing']
    || !countElementsInTable('glpi_notifications',
                             "`itemtype`='User' AND `event`='passwordforget' AND `is_active`=1")) {
   exit();
}

$user = new User();

// Manage lost password
Html::simpleHeader(__('Forgotten password?'));

// REQUEST needed : GET on first access / POST on submit form
if (isset($_REQUEST['password_forget_token'])) {

   if (isset($_POST['email'])) {
      $user->updateForgottenPassword($_REQUEST);
   } else {
      User::showPasswordForgetChangeForm($_REQUEST['password_forget_token']);
   }

} else {

   if (isset($_POST['email'])) {
      $user->forgetPassword($_POST['email']);
   } else {
      User::showPasswordForgetRequestForm();
   }
}

Html::nullFooter();
exit();
?>