<?php
/*
Plugin Name: Fotorama
Version: 2.6.g
Description: Fotorama based full-screen slideshow
Plugin URI: http://piwigo.org/ext/extension_view.php?eid=727
Author: JanisV
*/

global $conf;

if (!defined('PHPWG_ROOT_PATH')) die('Hacking attempt!');

if (mobile_theme()) return;

define('FOTORAMA_ID',       basename(dirname(__FILE__)));
define('FOTORAMA_PATH' ,    PHPWG_PLUGINS_PATH . FOTORAMA_ID . '/');
define('FOTORAMA_ADMIN',    get_root_url() . 'admin.php?page=plugin-' . FOTORAMA_ID);

add_event_handler('init', 'Fotorama_init');
if (defined('IN_ADMIN'))
{
  add_event_handler('get_admin_plugin_menu_links', 'Fotorama_admin_menu');
} 

function Fotorama_init()
{
  global $conf;
  
  load_language('plugin.lang', FOTORAMA_PATH);

  $conf['Fotorama'] = unserialize($conf['Fotorama']);

  add_event_handler('loc_end_picture', 'Fotorama_end_picture');
  add_event_handler('loc_end_page_header', 'Fotorama_end_page_header');
}

function Fotorama_end_picture()
{
  global $template, $conf, $user, $page;

  if ($page['slideshow'] and $conf['light_slideshow'])
  {
    $query = '
    SELECT *
      FROM '.IMAGES_TABLE.'
      WHERE id IN ('.implode(',', $page['items']).')
      ORDER BY FIELD(id, '.implode(',', $page['items']).')
    ;';

    $result = pwg_query($query);

    $current = $template->get_template_vars('current');
    $type = $current['selected_derivative']->get_type();
    $defined = ImageStdParams::get_defined_type_map();
    if (!isset($defined[$type]))
    {
      $type = pwg_get_session_var('picture_deriv', $conf['derivative_default_size']);
    }
    
    $skip = -1;
    $big_type = $type;
    foreach (ImageStdParams::get_defined_type_map() as $def_type => $params)
    {
      if ($def_type == $type)
        $skip = 2;
      if ($skip >= 0)
        $big_type = $def_type;
      if ($skip == 0)
        break;
      $skip = $skip - 1;
    }
    
    $picture = array();
    while ($row = pwg_db_fetch_assoc($result))
    {
      $row['src_image'] = new SrcImage($row);
//      $row['derivatives'] = DerivativeImage::get_all($row['src_image']);
      $row['derivative'] = DerivativeImage::get_one($type, $row['src_image']);
      if ($row['derivative'] == null)
      {
        $row['derivative'] = $row['src_image'];
      }
      $row['derivative_big'] = DerivativeImage::get_one($big_type, $row['src_image']);
      if ($row['derivative_big'] == null)
      {
        $row['derivative_big'] = $row['src_image'];
      }
      $row['derivative_thumb'] = DerivativeImage::get_one(IMG_SQUARE, $row['src_image']);
      if ($row['derivative_thumb'] == null)
      {
        $row['derivative_thumb'] = $row['src_image'];
      }

      $row['url'] = duplicate_picture_url(
        array(
          'image_id' => $row['id'],
          'image_file' => $row['file'],
          ),
        array(
          'start',
          )
        );

      $row['TITLE'] = render_element_name($row);
      $row['TITLE_ESC'] = str_replace('"', '&quot;', $row['TITLE']);
      $picture[] = $row;
    }
    
    $template->assign('item_height', ImageStdParams::get_by_type($type)->max_height());
    $template->assign('items', $picture);
    $template->assign('current_rank', $page['current_rank']);
    $template->assign(array('Fotorama' => $conf['Fotorama']));
    $template->set_filenames( array('slideshow' => realpath(FOTORAMA_PATH.'template/slideshow.tpl')));
  }
}

function Fotorama_end_page_header()
{
  global $template, $conf, $page;

  if (isset($page['slideshow']) and $page['slideshow'] and $conf['light_slideshow'])
  {
    $template->clear_assign('page_refresh');
    $template->clear_assign('first');
    $template->clear_assign('previous');
    $template->clear_assign('next');
    $template->clear_assign('last');
  }
}

function Fotorama_admin_menu($menu)
{
  $menu[] = array(
    'NAME' => 'Fotorama',
    'URL'  => FOTORAMA_ADMIN,
  );

  return $menu;
}

?>