<?php

if(!defined('ONYX')) exit;

class Theme
{

  var $id=null;
  var $title;

  function Theme($id=null)
  {
    if (!empty($id))
    {
      $db = new BDD();
      $res = $db->unique_query("SELECT id, title
			        FROM themes WHERE id=" . intval($id));

      if (!empty($res))
      {
	$this->title = $res['title'];
      }
      $db->deconnexion();
    }
  }

  function update()
  {
    $title = $this->title;

    $db = new BDD();
    $db->escape($title);

    if (empty($this->id))
    {
      $db->query("INSERT INTO themes
     	  	  VALUES (NULL, '".$title."');");
      $this->id = $db->insert_id();
      $aff = ($this->id > 0);
    }
    else
    {
      $db->query("UPDATE themes
     	  		SET title = '".$title."'
     	  		WHERE id = ".intval($this->id));
      $aff = $db->affected();
    }
    $db->deconnexion();

    return ($aff == 1);
  }

  function get_title()
  {
    return $this->title;
  }

  function get_id()
  {
    return $this->id;
  }

  function add_exercice($exercice)
  {
    if (isset($exercice))
    {
      $exercice->theme = $this;
      return $exercice->update(true);
    }
    return false;
  }
}