<?php
/*
Plugin Name: Batch Manager Prefilters
Version: auto
Description: Add some prefilters in Batch Manager.
Plugin URI: auto
Author: P@t
Author URI: http://www.gauchon.com
*/

if (!defined('PHPWG_ROOT_PATH')) die('Hacking attempt!');

add_event_handler('get_batch_manager_prefilters', 'add_bmp');
add_event_handler('perform_batch_manager_prefilters', 'perform_bmp', 50, 2);

function add_bmp($prefilters)
{
  load_language('plugin.lang', dirname(__FILE__).'/');

  array_push($prefilters,
    array('ID' => 'with tags', 'NAME' => l10n('with tags')),
    array('ID' => 'with HD', 'NAME' => l10n('with HD')),
    array('ID' => 'without HD', 'NAME' => l10n('without HD'))
  );

  return $prefilters;
}

function perform_bmp($filter_sets, $prefilter)
{
  if ('with tags' == $prefilter)
  {
    $query = 'SELECT DISTINCT image_id FROM '.IMAGE_TAG_TABLE.';';
    array_push($filter_sets, array_from_query($query, 'image_id'));
  }

  if ('with HD' == $prefilter)
  {
    $query = 'SELECT id FROM '.IMAGES_TABLE.' WHERE has_high IS NOT NULL;';
    array_push($filter_sets, array_from_query($query, 'id'));
  }

  if ('without HD' == $prefilter)
  {
    $query = 'SELECT id FROM '.IMAGES_TABLE.' WHERE has_high IS NULL;';
    array_push($filter_sets, array_from_query($query, 'id'));
  }

  return $filter_sets;
}

?>