<?php
if (!defined('PHPWG_ROOT_PATH')) die('Hacking attempt!');

define(
  'batch_download_default_config', 
  serialize(array(
    'groups'          => array(),
    'level'           => 0,
    'photo_size'      => 'original',
    'archive_prefix'  => 'piwigo',
    'archive_timeout' => 48, /* hours */
    'max_elements'    => 500,
    'max_size'        => 100, /* MB */
    'last_clean'      => time(),
    ))
  );

function plugin_install() 
{
  global $conf, $prefixeTable;
  
  $query = '
CREATE TABLE IF NOT EXISTS `' . $prefixeTable . 'download_sets` (
  `id` mediumint(8) NOT NULL AUTO_INCREMENT,
  `user_id` smallint(5) NOT NULL,
  `date_creation` datetime NOT NULL,
  `type` varchar(16) CHARACTER SET utf8 NOT NULL,
  `type_id` varchar(64) CHARACTER SET utf8 NOT NULL,
  `nb_zip` smallint(3) NOT NULL DEFAULT 0,
  `last_zip` smallint(3) NOT NULL DEFAULT 0,
  `nb_images` mediumint(8) NOT NULL DEFAULT 0,
  `total_size` int(10) NOT NULL DEFAULT 0,
  `status` enum("new","download","done") CHARACTER SET utf8 NOT NULL DEFAULT "new",
  PRIMARY KEY (`id`)
) DEFAULT CHARSET=utf8 AUTO_INCREMENT=1
;';
  pwg_query($query);
  
  $query = '
CREATE TABLE IF NOT EXISTS `' . $prefixeTable . 'download_sets_images` (
  `set_id` mediumint(8) NOT NULL,
  `image_id` mediumint(8) NOT NULL,
  `zip` smallint(5) NOT NULL DEFAULT 0,
  UNIQUE KEY `UNIQUE` (`set_id`,`image_id`)
) DEFAULT CHARSET=utf8
;';
  pwg_query($query);

  conf_update_param('batch_download', batch_download_default_config);
  conf_update_param('batch_download_comment', null);
  
  mkdir($conf['data_location'] . 'download_archives/', 0755);
}

function plugin_activate()
{
  global $conf;

  if (empty($conf['batch_download_comment']))
  {
    $new_conf = unserialize($conf['batch_download']);
    unset($new_conf['archive_comment']);
    conf_update_param('batch_download', serialize($new_conf));
    conf_update_param('batch_download_comment', null);
  }
  
  if (!file_exists($conf['data_location'] . 'download_archives/'))
  {
    mkdir($conf['data_location'] . 'download_archives/', 0755);
  }
}

function plugin_uninstall() 
{
  global $prefixeTable, $conf;
  
  pwg_query('DELETE FROM `' . CONFIG_TABLE . '` WHERE param = "batch_download" LIMIT 1;');
  pwg_query('DROP TABLE IF EXISTS `' . $prefixeTable . 'download_sets`;');
  pwg_query('DROP TABLE IF EXISTS `' . $prefixeTable . 'download_sets_images`;');
  
  rrmdir($conf['data_location'].'download_archives/');
}

function rrmdir($dir)
{
  if (!is_dir($dir))
  {
    return false;
  }
  $dir = rtrim($dir, '/');
  $objects = scandir($dir);
  $return = true;
  
  foreach ($objects as $object)
  {
    if ($object !== '.' && $object !== '..')
    {
      $path = $dir.'/'.$object;
      if (filetype($path) == 'dir') 
      {
        $return = $return && rrmdir($path); 
      }
      else 
      {
        $return = $return && @unlink($path);
      }
    }
  }
  
  return $return && @rmdir($dir);
} 

?>