<?php
// +-----------------------------------------------------------------------+
// | Piwigo - a PHP based picture gallery                                  |
// +-----------------------------------------------------------------------+
// | Copyright(C) 2008-2010 Piwigo Team                  http://piwigo.org |
// | Copyright(C) 2003-2008 PhpWebGallery Team    http://phpwebgallery.net |
// | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
// +-----------------------------------------------------------------------+
// | This program is free software; you can redistribute it and/or modify  |
// | it under the terms of the GNU General Public License as published by  |
// | the Free Software Foundation                                          |
// |                                                                       |
// | This program is distributed in the hope that it will be useful, but   |
// | WITHOUT ANY WARRANTY; without even the implied warranty of            |
// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
// | General Public License for more details.                              |
// |                                                                       |
// | You should have received a copy of the GNU General Public License     |
// | along with this program; if not, write to the Free Software           |
// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
// | USA.                                                                  |
// +-----------------------------------------------------------------------+

/**
 * This file is included by the picture page to manage rates
 *
 */

if ($conf['rate'])
{
  if ( NULL != $picture['current']['average_rate'] )
  {
    $query = '
SELECT COUNT(rate) AS count
     , ROUND(AVG(rate),2) AS average
  FROM '.RATE_TABLE.'
  WHERE element_id = '.$picture['current']['id'].'
;';
    $row = pwg_db_fetch_assoc(pwg_query($query));
  }
  else
  { // avg rate null -> no rate -> no need to query db
    $row = array( 'count'=>0, 'average'=>NULL );
  }
  $template->assign('rate_summary', $row);

  $user_rate = null;
  if ($conf['rate_anonymous'] or is_autorize_status(ACCESS_CLASSIC) )
  {
    if ($row['count']>0)
    {
      $query = 'SELECT rate
      FROM '.RATE_TABLE.'
      WHERE element_id = '.$page['image_id'] . '
      AND user_id = '.$user['id'] ;

      if ( !is_autorize_status(ACCESS_CLASSIC) )
      {
        $ip_components = explode('.', $_SERVER['REMOTE_ADDR']);
        if ( count($ip_components)>3 )
        {
          array_pop($ip_components);
        }
        $anonymous_id = implode ('.', $ip_components);
        $query .= ' AND anonymous_id = \''.$anonymous_id . '\'';
      }

      $result = pwg_query($query);
      if (pwg_db_num_rows($result) > 0)
      {
        $row = pwg_db_fetch_assoc($result);
        $user_rate = $row['rate'];
      }
    }

    $template->assign(
        'rating',
        array(
          'F_ACTION' => add_url_params(
                        $url_self,
                        array('action'=>'rate')
                      ),
          'USER_RATE'=> $user_rate,
          'marks'    => $conf['rate_items']
        )
      );
  }
}

?>