raspap-webgui/includes/status_messages.php

<?php
class StatusMessages {
  public $messages = array();

  public function addMessage($message, $level='success', $dismissable=true) {
    $status = '<div class="alert alert-'.$level;
    if ($dismissable) $status .= ' alert-dismissable';
    $status .= '">'. _($message);
    if ($dismissable) $status .= '<button type="button" class="close" data-dismiss="alert" aria-hidden="true">x</button>';
    $status .= '</div>';

    array_push($this->messages, $status);
  }

  public function showMessages($clear = true) {
    foreach($this->messages as $message) {
      echo $message;
    }
    if ( $clear ) $this->messages = array();
  }
}
?>